jquery.slim.js 222 KB

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  1. /*!
  2. * jQuery JavaScript Library v3.4.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector
  3. * https://jquery.com/
  4. *
  5. * Includes Sizzle.js
  6. * https://sizzlejs.com/
  7. *
  8. * Copyright JS Foundation and other contributors
  9. * Released under the MIT license
  10. * https://jquery.org/license
  11. *
  12. * Date: 2019-05-01T21:04Z
  13. */
  14. ( function( global, factory ) {
  15. "use strict";
  16. if ( typeof module === "object" && typeof module.exports === "object" ) {
  17. // For CommonJS and CommonJS-like environments where a proper `window`
  18. // is present, execute the factory and get jQuery.
  19. // For environments that do not have a `window` with a `document`
  20. // (such as Node.js), expose a factory as module.exports.
  21. // This accentuates the need for the creation of a real `window`.
  22. // e.g. var jQuery = require("jquery")(window);
  23. // See ticket #14549 for more info.
  24. module.exports = global.document ?
  25. factory( global, true ) :
  26. function( w ) {
  27. if ( !w.document ) {
  28. throw new Error( "jQuery requires a window with a document" );
  29. }
  30. return factory( w );
  31. };
  32. } else {
  33. factory( global );
  34. }
  35. // Pass this if window is not defined yet
  36. } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
  37. // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1
  38. // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode
  39. // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common
  40. // enough that all such attempts are guarded in a try block.
  41. "use strict";
  42. var arr = [];
  43. var document = window.document;
  44. var getProto = Object.getPrototypeOf;
  45. var slice = arr.slice;
  46. var concat = arr.concat;
  47. var push = arr.push;
  48. var indexOf = arr.indexOf;
  49. var class2type = {};
  50. var toString = class2type.toString;
  51. var hasOwn = class2type.hasOwnProperty;
  52. var fnToString = hasOwn.toString;
  53. var ObjectFunctionString = fnToString.call( Object );
  54. var support = {};
  55. var isFunction = function isFunction( obj ) {
  56. // Support: Chrome <=57, Firefox <=52
  57. // In some browsers, typeof returns "function" for HTML <object> elements
  58. // (i.e., `typeof document.createElement( "object" ) === "function"`).
  59. // We don't want to classify *any* DOM node as a function.
  60. return typeof obj === "function" && typeof obj.nodeType !== "number";
  61. };
  62. var isWindow = function isWindow( obj ) {
  63. return obj != null && obj === obj.window;
  64. };
  65. var preservedScriptAttributes = {
  66. type: true,
  67. src: true,
  68. nonce: true,
  69. noModule: true
  70. };
  71. function DOMEval( code, node, doc ) {
  72. doc = doc || document;
  73. var i, val,
  74. script = doc.createElement( "script" );
  75. script.text = code;
  76. if ( node ) {
  77. for ( i in preservedScriptAttributes ) {
  78. // Support: Firefox 64+, Edge 18+
  79. // Some browsers don't support the "nonce" property on scripts.
  80. // On the other hand, just using `getAttribute` is not enough as
  81. // the `nonce` attribute is reset to an empty string whenever it
  82. // becomes browsing-context connected.
  83. // See https://github.com/whatwg/html/issues/2369
  84. // See https://html.spec.whatwg.org/#nonce-attributes
  85. // The `node.getAttribute` check was added for the sake of
  86. // `jQuery.globalEval` so that it can fake a nonce-containing node
  87. // via an object.
  88. val = node[ i ] || node.getAttribute && node.getAttribute( i );
  89. if ( val ) {
  90. script.setAttribute( i, val );
  91. }
  92. }
  93. }
  94. doc.head.appendChild( script ).parentNode.removeChild( script );
  95. }
  96. function toType( obj ) {
  97. if ( obj == null ) {
  98. return obj + "";
  99. }
  100. // Support: Android <=2.3 only (functionish RegExp)
  101. return typeof obj === "object" || typeof obj === "function" ?
  102. class2type[ toString.call( obj ) ] || "object" :
  103. typeof obj;
  104. }
  105. /* global Symbol */
  106. // Defining this global in .eslintrc.json would create a danger of using the global
  107. // unguarded in another place, it seems safer to define global only for this module
  108. var
  109. version = "3.4.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector",
  110. // Define a local copy of jQuery
  111. jQuery = function( selector, context ) {
  112. // The jQuery object is actually just the init constructor 'enhanced'
  113. // Need init if jQuery is called (just allow error to be thrown if not included)
  114. return new jQuery.fn.init( selector, context );
  115. },
  116. // Support: Android <=4.0 only
  117. // Make sure we trim BOM and NBSP
  118. rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
  119. jQuery.fn = jQuery.prototype = {
  120. // The current version of jQuery being used
  121. jquery: version,
  122. constructor: jQuery,
  123. // The default length of a jQuery object is 0
  124. length: 0,
  125. toArray: function() {
  126. return slice.call( this );
  127. },
  128. // Get the Nth element in the matched element set OR
  129. // Get the whole matched element set as a clean array
  130. get: function( num ) {
  131. // Return all the elements in a clean array
  132. if ( num == null ) {
  133. return slice.call( this );
  134. }
  135. // Return just the one element from the set
  136. return num < 0 ? this[ num + this.length ] : this[ num ];
  137. },
  138. // Take an array of elements and push it onto the stack
  139. // (returning the new matched element set)
  140. pushStack: function( elems ) {
  141. // Build a new jQuery matched element set
  142. var ret = jQuery.merge( this.constructor(), elems );
  143. // Add the old object onto the stack (as a reference)
  144. ret.prevObject = this;
  145. // Return the newly-formed element set
  146. return ret;
  147. },
  148. // Execute a callback for every element in the matched set.
  149. each: function( callback ) {
  150. return jQuery.each( this, callback );
  151. },
  152. map: function( callback ) {
  153. return this.pushStack( jQuery.map( this, function( elem, i ) {
  154. return callback.call( elem, i, elem );
  155. } ) );
  156. },
  157. slice: function() {
  158. return this.pushStack( slice.apply( this, arguments ) );
  159. },
  160. first: function() {
  161. return this.eq( 0 );
  162. },
  163. last: function() {
  164. return this.eq( -1 );
  165. },
  166. eq: function( i ) {
  167. var len = this.length,
  168. j = +i + ( i < 0 ? len : 0 );
  169. return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
  170. },
  171. end: function() {
  172. return this.prevObject || this.constructor();
  173. },
  174. // For internal use only.
  175. // Behaves like an Array's method, not like a jQuery method.
  176. push: push,
  177. sort: arr.sort,
  178. splice: arr.splice
  179. };
  180. jQuery.extend = jQuery.fn.extend = function() {
  181. var options, name, src, copy, copyIsArray, clone,
  182. target = arguments[ 0 ] || {},
  183. i = 1,
  184. length = arguments.length,
  185. deep = false;
  186. // Handle a deep copy situation
  187. if ( typeof target === "boolean" ) {
  188. deep = target;
  189. // Skip the boolean and the target
  190. target = arguments[ i ] || {};
  191. i++;
  192. }
  193. // Handle case when target is a string or something (possible in deep copy)
  194. if ( typeof target !== "object" && !isFunction( target ) ) {
  195. target = {};
  196. }
  197. // Extend jQuery itself if only one argument is passed
  198. if ( i === length ) {
  199. target = this;
  200. i--;
  201. }
  202. for ( ; i < length; i++ ) {
  203. // Only deal with non-null/undefined values
  204. if ( ( options = arguments[ i ] ) != null ) {
  205. // Extend the base object
  206. for ( name in options ) {
  207. copy = options[ name ];
  208. // Prevent Object.prototype pollution
  209. // Prevent never-ending loop
  210. if ( name === "__proto__" || target === copy ) {
  211. continue;
  212. }
  213. // Recurse if we're merging plain objects or arrays
  214. if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
  215. ( copyIsArray = Array.isArray( copy ) ) ) ) {
  216. src = target[ name ];
  217. // Ensure proper type for the source value
  218. if ( copyIsArray && !Array.isArray( src ) ) {
  219. clone = [];
  220. } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) {
  221. clone = {};
  222. } else {
  223. clone = src;
  224. }
  225. copyIsArray = false;
  226. // Never move original objects, clone them
  227. target[ name ] = jQuery.extend( deep, clone, copy );
  228. // Don't bring in undefined values
  229. } else if ( copy !== undefined ) {
  230. target[ name ] = copy;
  231. }
  232. }
  233. }
  234. }
  235. // Return the modified object
  236. return target;
  237. };
  238. jQuery.extend( {
  239. // Unique for each copy of jQuery on the page
  240. expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
  241. // Assume jQuery is ready without the ready module
  242. isReady: true,
  243. error: function( msg ) {
  244. throw new Error( msg );
  245. },
  246. noop: function() {},
  247. isPlainObject: function( obj ) {
  248. var proto, Ctor;
  249. // Detect obvious negatives
  250. // Use toString instead of jQuery.type to catch host objects
  251. if ( !obj || toString.call( obj ) !== "[object Object]" ) {
  252. return false;
  253. }
  254. proto = getProto( obj );
  255. // Objects with no prototype (e.g., `Object.create( null )`) are plain
  256. if ( !proto ) {
  257. return true;
  258. }
  259. // Objects with prototype are plain iff they were constructed by a global Object function
  260. Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
  261. return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
  262. },
  263. isEmptyObject: function( obj ) {
  264. var name;
  265. for ( name in obj ) {
  266. return false;
  267. }
  268. return true;
  269. },
  270. // Evaluates a script in a global context
  271. globalEval: function( code, options ) {
  272. DOMEval( code, { nonce: options && options.nonce } );
  273. },
  274. each: function( obj, callback ) {
  275. var length, i = 0;
  276. if ( isArrayLike( obj ) ) {
  277. length = obj.length;
  278. for ( ; i < length; i++ ) {
  279. if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
  280. break;
  281. }
  282. }
  283. } else {
  284. for ( i in obj ) {
  285. if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
  286. break;
  287. }
  288. }
  289. }
  290. return obj;
  291. },
  292. // Support: Android <=4.0 only
  293. trim: function( text ) {
  294. return text == null ?
  295. "" :
  296. ( text + "" ).replace( rtrim, "" );
  297. },
  298. // results is for internal usage only
  299. makeArray: function( arr, results ) {
  300. var ret = results || [];
  301. if ( arr != null ) {
  302. if ( isArrayLike( Object( arr ) ) ) {
  303. jQuery.merge( ret,
  304. typeof arr === "string" ?
  305. [ arr ] : arr
  306. );
  307. } else {
  308. push.call( ret, arr );
  309. }
  310. }
  311. return ret;
  312. },
  313. inArray: function( elem, arr, i ) {
  314. return arr == null ? -1 : indexOf.call( arr, elem, i );
  315. },
  316. // Support: Android <=4.0 only, PhantomJS 1 only
  317. // push.apply(_, arraylike) throws on ancient WebKit
  318. merge: function( first, second ) {
  319. var len = +second.length,
  320. j = 0,
  321. i = first.length;
  322. for ( ; j < len; j++ ) {
  323. first[ i++ ] = second[ j ];
  324. }
  325. first.length = i;
  326. return first;
  327. },
  328. grep: function( elems, callback, invert ) {
  329. var callbackInverse,
  330. matches = [],
  331. i = 0,
  332. length = elems.length,
  333. callbackExpect = !invert;
  334. // Go through the array, only saving the items
  335. // that pass the validator function
  336. for ( ; i < length; i++ ) {
  337. callbackInverse = !callback( elems[ i ], i );
  338. if ( callbackInverse !== callbackExpect ) {
  339. matches.push( elems[ i ] );
  340. }
  341. }
  342. return matches;
  343. },
  344. // arg is for internal usage only
  345. map: function( elems, callback, arg ) {
  346. var length, value,
  347. i = 0,
  348. ret = [];
  349. // Go through the array, translating each of the items to their new values
  350. if ( isArrayLike( elems ) ) {
  351. length = elems.length;
  352. for ( ; i < length; i++ ) {
  353. value = callback( elems[ i ], i, arg );
  354. if ( value != null ) {
  355. ret.push( value );
  356. }
  357. }
  358. // Go through every key on the object,
  359. } else {
  360. for ( i in elems ) {
  361. value = callback( elems[ i ], i, arg );
  362. if ( value != null ) {
  363. ret.push( value );
  364. }
  365. }
  366. }
  367. // Flatten any nested arrays
  368. return concat.apply( [], ret );
  369. },
  370. // A global GUID counter for objects
  371. guid: 1,
  372. // jQuery.support is not used in Core but other projects attach their
  373. // properties to it so it needs to exist.
  374. support: support
  375. } );
  376. if ( typeof Symbol === "function" ) {
  377. jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
  378. }
  379. // Populate the class2type map
  380. jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
  381. function( i, name ) {
  382. class2type[ "[object " + name + "]" ] = name.toLowerCase();
  383. } );
  384. function isArrayLike( obj ) {
  385. // Support: real iOS 8.2 only (not reproducible in simulator)
  386. // `in` check used to prevent JIT error (gh-2145)
  387. // hasOwn isn't used here due to false negatives
  388. // regarding Nodelist length in IE
  389. var length = !!obj && "length" in obj && obj.length,
  390. type = toType( obj );
  391. if ( isFunction( obj ) || isWindow( obj ) ) {
  392. return false;
  393. }
  394. return type === "array" || length === 0 ||
  395. typeof length === "number" && length > 0 && ( length - 1 ) in obj;
  396. }
  397. var Sizzle =
  398. /*!
  399. * Sizzle CSS Selector Engine v2.3.4
  400. * https://sizzlejs.com/
  401. *
  402. * Copyright JS Foundation and other contributors
  403. * Released under the MIT license
  404. * https://js.foundation/
  405. *
  406. * Date: 2019-04-08
  407. */
  408. (function( window ) {
  409. var i,
  410. support,
  411. Expr,
  412. getText,
  413. isXML,
  414. tokenize,
  415. compile,
  416. select,
  417. outermostContext,
  418. sortInput,
  419. hasDuplicate,
  420. // Local document vars
  421. setDocument,
  422. document,
  423. docElem,
  424. documentIsHTML,
  425. rbuggyQSA,
  426. rbuggyMatches,
  427. matches,
  428. contains,
  429. // Instance-specific data
  430. expando = "sizzle" + 1 * new Date(),
  431. preferredDoc = window.document,
  432. dirruns = 0,
  433. done = 0,
  434. classCache = createCache(),
  435. tokenCache = createCache(),
  436. compilerCache = createCache(),
  437. nonnativeSelectorCache = createCache(),
  438. sortOrder = function( a, b ) {
  439. if ( a === b ) {
  440. hasDuplicate = true;
  441. }
  442. return 0;
  443. },
  444. // Instance methods
  445. hasOwn = ({}).hasOwnProperty,
  446. arr = [],
  447. pop = arr.pop,
  448. push_native = arr.push,
  449. push = arr.push,
  450. slice = arr.slice,
  451. // Use a stripped-down indexOf as it's faster than native
  452. // https://jsperf.com/thor-indexof-vs-for/5
  453. indexOf = function( list, elem ) {
  454. var i = 0,
  455. len = list.length;
  456. for ( ; i < len; i++ ) {
  457. if ( list[i] === elem ) {
  458. return i;
  459. }
  460. }
  461. return -1;
  462. },
  463. booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
  464. // Regular expressions
  465. // http://www.w3.org/TR/css3-selectors/#whitespace
  466. whitespace = "[\\x20\\t\\r\\n\\f]",
  467. // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
  468. identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+",
  469. // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
  470. attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
  471. // Operator (capture 2)
  472. "*([*^$|!~]?=)" + whitespace +
  473. // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
  474. "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
  475. "*\\]",
  476. pseudos = ":(" + identifier + ")(?:\\((" +
  477. // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
  478. // 1. quoted (capture 3; capture 4 or capture 5)
  479. "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
  480. // 2. simple (capture 6)
  481. "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
  482. // 3. anything else (capture 2)
  483. ".*" +
  484. ")\\)|)",
  485. // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
  486. rwhitespace = new RegExp( whitespace + "+", "g" ),
  487. rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
  488. rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
  489. rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
  490. rdescend = new RegExp( whitespace + "|>" ),
  491. rpseudo = new RegExp( pseudos ),
  492. ridentifier = new RegExp( "^" + identifier + "$" ),
  493. matchExpr = {
  494. "ID": new RegExp( "^#(" + identifier + ")" ),
  495. "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
  496. "TAG": new RegExp( "^(" + identifier + "|[*])" ),
  497. "ATTR": new RegExp( "^" + attributes ),
  498. "PSEUDO": new RegExp( "^" + pseudos ),
  499. "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
  500. "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
  501. "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
  502. "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
  503. // For use in libraries implementing .is()
  504. // We use this for POS matching in `select`
  505. "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
  506. whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
  507. },
  508. rhtml = /HTML$/i,
  509. rinputs = /^(?:input|select|textarea|button)$/i,
  510. rheader = /^h\d$/i,
  511. rnative = /^[^{]+\{\s*\[native \w/,
  512. // Easily-parseable/retrievable ID or TAG or CLASS selectors
  513. rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
  514. rsibling = /[+~]/,
  515. // CSS escapes
  516. // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
  517. runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
  518. funescape = function( _, escaped, escapedWhitespace ) {
  519. var high = "0x" + escaped - 0x10000;
  520. // NaN means non-codepoint
  521. // Support: Firefox<24
  522. // Workaround erroneous numeric interpretation of +"0x"
  523. return high !== high || escapedWhitespace ?
  524. escaped :
  525. high < 0 ?
  526. // BMP codepoint
  527. String.fromCharCode( high + 0x10000 ) :
  528. // Supplemental Plane codepoint (surrogate pair)
  529. String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
  530. },
  531. // CSS string/identifier serialization
  532. // https://drafts.csswg.org/cssom/#common-serializing-idioms
  533. rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g,
  534. fcssescape = function( ch, asCodePoint ) {
  535. if ( asCodePoint ) {
  536. // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER
  537. if ( ch === "\0" ) {
  538. return "\uFFFD";
  539. }
  540. // Control characters and (dependent upon position) numbers get escaped as code points
  541. return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " ";
  542. }
  543. // Other potentially-special ASCII characters get backslash-escaped
  544. return "\\" + ch;
  545. },
  546. // Used for iframes
  547. // See setDocument()
  548. // Removing the function wrapper causes a "Permission Denied"
  549. // error in IE
  550. unloadHandler = function() {
  551. setDocument();
  552. },
  553. inDisabledFieldset = addCombinator(
  554. function( elem ) {
  555. return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset";
  556. },
  557. { dir: "parentNode", next: "legend" }
  558. );
  559. // Optimize for push.apply( _, NodeList )
  560. try {
  561. push.apply(
  562. (arr = slice.call( preferredDoc.childNodes )),
  563. preferredDoc.childNodes
  564. );
  565. // Support: Android<4.0
  566. // Detect silently failing push.apply
  567. arr[ preferredDoc.childNodes.length ].nodeType;
  568. } catch ( e ) {
  569. push = { apply: arr.length ?
  570. // Leverage slice if possible
  571. function( target, els ) {
  572. push_native.apply( target, slice.call(els) );
  573. } :
  574. // Support: IE<9
  575. // Otherwise append directly
  576. function( target, els ) {
  577. var j = target.length,
  578. i = 0;
  579. // Can't trust NodeList.length
  580. while ( (target[j++] = els[i++]) ) {}
  581. target.length = j - 1;
  582. }
  583. };
  584. }
  585. function Sizzle( selector, context, results, seed ) {
  586. var m, i, elem, nid, match, groups, newSelector,
  587. newContext = context && context.ownerDocument,
  588. // nodeType defaults to 9, since context defaults to document
  589. nodeType = context ? context.nodeType : 9;
  590. results = results || [];
  591. // Return early from calls with invalid selector or context
  592. if ( typeof selector !== "string" || !selector ||
  593. nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
  594. return results;
  595. }
  596. // Try to shortcut find operations (as opposed to filters) in HTML documents
  597. if ( !seed ) {
  598. if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
  599. setDocument( context );
  600. }
  601. context = context || document;
  602. if ( documentIsHTML ) {
  603. // If the selector is sufficiently simple, try using a "get*By*" DOM method
  604. // (excepting DocumentFragment context, where the methods don't exist)
  605. if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
  606. // ID selector
  607. if ( (m = match[1]) ) {
  608. // Document context
  609. if ( nodeType === 9 ) {
  610. if ( (elem = context.getElementById( m )) ) {
  611. // Support: IE, Opera, Webkit
  612. // TODO: identify versions
  613. // getElementById can match elements by name instead of ID
  614. if ( elem.id === m ) {
  615. results.push( elem );
  616. return results;
  617. }
  618. } else {
  619. return results;
  620. }
  621. // Element context
  622. } else {
  623. // Support: IE, Opera, Webkit
  624. // TODO: identify versions
  625. // getElementById can match elements by name instead of ID
  626. if ( newContext && (elem = newContext.getElementById( m )) &&
  627. contains( context, elem ) &&
  628. elem.id === m ) {
  629. results.push( elem );
  630. return results;
  631. }
  632. }
  633. // Type selector
  634. } else if ( match[2] ) {
  635. push.apply( results, context.getElementsByTagName( selector ) );
  636. return results;
  637. // Class selector
  638. } else if ( (m = match[3]) && support.getElementsByClassName &&
  639. context.getElementsByClassName ) {
  640. push.apply( results, context.getElementsByClassName( m ) );
  641. return results;
  642. }
  643. }
  644. // Take advantage of querySelectorAll
  645. if ( support.qsa &&
  646. !nonnativeSelectorCache[ selector + " " ] &&
  647. (!rbuggyQSA || !rbuggyQSA.test( selector )) &&
  648. // Support: IE 8 only
  649. // Exclude object elements
  650. (nodeType !== 1 || context.nodeName.toLowerCase() !== "object") ) {
  651. newSelector = selector;
  652. newContext = context;
  653. // qSA considers elements outside a scoping root when evaluating child or
  654. // descendant combinators, which is not what we want.
  655. // In such cases, we work around the behavior by prefixing every selector in the
  656. // list with an ID selector referencing the scope context.
  657. // Thanks to Andrew Dupont for this technique.
  658. if ( nodeType === 1 && rdescend.test( selector ) ) {
  659. // Capture the context ID, setting it first if necessary
  660. if ( (nid = context.getAttribute( "id" )) ) {
  661. nid = nid.replace( rcssescape, fcssescape );
  662. } else {
  663. context.setAttribute( "id", (nid = expando) );
  664. }
  665. // Prefix every selector in the list
  666. groups = tokenize( selector );
  667. i = groups.length;
  668. while ( i-- ) {
  669. groups[i] = "#" + nid + " " + toSelector( groups[i] );
  670. }
  671. newSelector = groups.join( "," );
  672. // Expand context for sibling selectors
  673. newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
  674. context;
  675. }
  676. try {
  677. push.apply( results,
  678. newContext.querySelectorAll( newSelector )
  679. );
  680. return results;
  681. } catch ( qsaError ) {
  682. nonnativeSelectorCache( selector, true );
  683. } finally {
  684. if ( nid === expando ) {
  685. context.removeAttribute( "id" );
  686. }
  687. }
  688. }
  689. }
  690. }
  691. // All others
  692. return select( selector.replace( rtrim, "$1" ), context, results, seed );
  693. }
  694. /**
  695. * Create key-value caches of limited size
  696. * @returns {function(string, object)} Returns the Object data after storing it on itself with
  697. * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
  698. * deleting the oldest entry
  699. */
  700. function createCache() {
  701. var keys = [];
  702. function cache( key, value ) {
  703. // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
  704. if ( keys.push( key + " " ) > Expr.cacheLength ) {
  705. // Only keep the most recent entries
  706. delete cache[ keys.shift() ];
  707. }
  708. return (cache[ key + " " ] = value);
  709. }
  710. return cache;
  711. }
  712. /**
  713. * Mark a function for special use by Sizzle
  714. * @param {Function} fn The function to mark
  715. */
  716. function markFunction( fn ) {
  717. fn[ expando ] = true;
  718. return fn;
  719. }
  720. /**
  721. * Support testing using an element
  722. * @param {Function} fn Passed the created element and returns a boolean result
  723. */
  724. function assert( fn ) {
  725. var el = document.createElement("fieldset");
  726. try {
  727. return !!fn( el );
  728. } catch (e) {
  729. return false;
  730. } finally {
  731. // Remove from its parent by default
  732. if ( el.parentNode ) {
  733. el.parentNode.removeChild( el );
  734. }
  735. // release memory in IE
  736. el = null;
  737. }
  738. }
  739. /**
  740. * Adds the same handler for all of the specified attrs
  741. * @param {String} attrs Pipe-separated list of attributes
  742. * @param {Function} handler The method that will be applied
  743. */
  744. function addHandle( attrs, handler ) {
  745. var arr = attrs.split("|"),
  746. i = arr.length;
  747. while ( i-- ) {
  748. Expr.attrHandle[ arr[i] ] = handler;
  749. }
  750. }
  751. /**
  752. * Checks document order of two siblings
  753. * @param {Element} a
  754. * @param {Element} b
  755. * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
  756. */
  757. function siblingCheck( a, b ) {
  758. var cur = b && a,
  759. diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
  760. a.sourceIndex - b.sourceIndex;
  761. // Use IE sourceIndex if available on both nodes
  762. if ( diff ) {
  763. return diff;
  764. }
  765. // Check if b follows a
  766. if ( cur ) {
  767. while ( (cur = cur.nextSibling) ) {
  768. if ( cur === b ) {
  769. return -1;
  770. }
  771. }
  772. }
  773. return a ? 1 : -1;
  774. }
  775. /**
  776. * Returns a function to use in pseudos for input types
  777. * @param {String} type
  778. */
  779. function createInputPseudo( type ) {
  780. return function( elem ) {
  781. var name = elem.nodeName.toLowerCase();
  782. return name === "input" && elem.type === type;
  783. };
  784. }
  785. /**
  786. * Returns a function to use in pseudos for buttons
  787. * @param {String} type
  788. */
  789. function createButtonPseudo( type ) {
  790. return function( elem ) {
  791. var name = elem.nodeName.toLowerCase();
  792. return (name === "input" || name === "button") && elem.type === type;
  793. };
  794. }
  795. /**
  796. * Returns a function to use in pseudos for :enabled/:disabled
  797. * @param {Boolean} disabled true for :disabled; false for :enabled
  798. */
  799. function createDisabledPseudo( disabled ) {
  800. // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable
  801. return function( elem ) {
  802. // Only certain elements can match :enabled or :disabled
  803. // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
  804. // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
  805. if ( "form" in elem ) {
  806. // Check for inherited disabledness on relevant non-disabled elements:
  807. // * listed form-associated elements in a disabled fieldset
  808. // https://html.spec.whatwg.org/multipage/forms.html#category-listed
  809. // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
  810. // * option elements in a disabled optgroup
  811. // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
  812. // All such elements have a "form" property.
  813. if ( elem.parentNode && elem.disabled === false ) {
  814. // Option elements defer to a parent optgroup if present
  815. if ( "label" in elem ) {
  816. if ( "label" in elem.parentNode ) {
  817. return elem.parentNode.disabled === disabled;
  818. } else {
  819. return elem.disabled === disabled;
  820. }
  821. }
  822. // Support: IE 6 - 11
  823. // Use the isDisabled shortcut property to check for disabled fieldset ancestors
  824. return elem.isDisabled === disabled ||
  825. // Where there is no isDisabled, check manually
  826. /* jshint -W018 */
  827. elem.isDisabled !== !disabled &&
  828. inDisabledFieldset( elem ) === disabled;
  829. }
  830. return elem.disabled === disabled;
  831. // Try to winnow out elements that can't be disabled before trusting the disabled property.
  832. // Some victims get caught in our net (label, legend, menu, track), but it shouldn't
  833. // even exist on them, let alone have a boolean value.
  834. } else if ( "label" in elem ) {
  835. return elem.disabled === disabled;
  836. }
  837. // Remaining elements are neither :enabled nor :disabled
  838. return false;
  839. };
  840. }
  841. /**
  842. * Returns a function to use in pseudos for positionals
  843. * @param {Function} fn
  844. */
  845. function createPositionalPseudo( fn ) {
  846. return markFunction(function( argument ) {
  847. argument = +argument;
  848. return markFunction(function( seed, matches ) {
  849. var j,
  850. matchIndexes = fn( [], seed.length, argument ),
  851. i = matchIndexes.length;
  852. // Match elements found at the specified indexes
  853. while ( i-- ) {
  854. if ( seed[ (j = matchIndexes[i]) ] ) {
  855. seed[j] = !(matches[j] = seed[j]);
  856. }
  857. }
  858. });
  859. });
  860. }
  861. /**
  862. * Checks a node for validity as a Sizzle context
  863. * @param {Element|Object=} context
  864. * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
  865. */
  866. function testContext( context ) {
  867. return context && typeof context.getElementsByTagName !== "undefined" && context;
  868. }
  869. // Expose support vars for convenience
  870. support = Sizzle.support = {};
  871. /**
  872. * Detects XML nodes
  873. * @param {Element|Object} elem An element or a document
  874. * @returns {Boolean} True iff elem is a non-HTML XML node
  875. */
  876. isXML = Sizzle.isXML = function( elem ) {
  877. var namespace = elem.namespaceURI,
  878. docElem = (elem.ownerDocument || elem).documentElement;
  879. // Support: IE <=8
  880. // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes
  881. // https://bugs.jquery.com/ticket/4833
  882. return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" );
  883. };
  884. /**
  885. * Sets document-related variables once based on the current document
  886. * @param {Element|Object} [doc] An element or document object to use to set the document
  887. * @returns {Object} Returns the current document
  888. */
  889. setDocument = Sizzle.setDocument = function( node ) {
  890. var hasCompare, subWindow,
  891. doc = node ? node.ownerDocument || node : preferredDoc;
  892. // Return early if doc is invalid or already selected
  893. if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
  894. return document;
  895. }
  896. // Update global variables
  897. document = doc;
  898. docElem = document.documentElement;
  899. documentIsHTML = !isXML( document );
  900. // Support: IE 9-11, Edge
  901. // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
  902. if ( preferredDoc !== document &&
  903. (subWindow = document.defaultView) && subWindow.top !== subWindow ) {
  904. // Support: IE 11, Edge
  905. if ( subWindow.addEventListener ) {
  906. subWindow.addEventListener( "unload", unloadHandler, false );
  907. // Support: IE 9 - 10 only
  908. } else if ( subWindow.attachEvent ) {
  909. subWindow.attachEvent( "onunload", unloadHandler );
  910. }
  911. }
  912. /* Attributes
  913. ---------------------------------------------------------------------- */
  914. // Support: IE<8
  915. // Verify that getAttribute really returns attributes and not properties
  916. // (excepting IE8 booleans)
  917. support.attributes = assert(function( el ) {
  918. el.className = "i";
  919. return !el.getAttribute("className");
  920. });
  921. /* getElement(s)By*
  922. ---------------------------------------------------------------------- */
  923. // Check if getElementsByTagName("*") returns only elements
  924. support.getElementsByTagName = assert(function( el ) {
  925. el.appendChild( document.createComment("") );
  926. return !el.getElementsByTagName("*").length;
  927. });
  928. // Support: IE<9
  929. support.getElementsByClassName = rnative.test( document.getElementsByClassName );
  930. // Support: IE<10
  931. // Check if getElementById returns elements by name
  932. // The broken getElementById methods don't pick up programmatically-set names,
  933. // so use a roundabout getElementsByName test
  934. support.getById = assert(function( el ) {
  935. docElem.appendChild( el ).id = expando;
  936. return !document.getElementsByName || !document.getElementsByName( expando ).length;
  937. });
  938. // ID filter and find
  939. if ( support.getById ) {
  940. Expr.filter["ID"] = function( id ) {
  941. var attrId = id.replace( runescape, funescape );
  942. return function( elem ) {
  943. return elem.getAttribute("id") === attrId;
  944. };
  945. };
  946. Expr.find["ID"] = function( id, context ) {
  947. if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
  948. var elem = context.getElementById( id );
  949. return elem ? [ elem ] : [];
  950. }
  951. };
  952. } else {
  953. Expr.filter["ID"] = function( id ) {
  954. var attrId = id.replace( runescape, funescape );
  955. return function( elem ) {
  956. var node = typeof elem.getAttributeNode !== "undefined" &&
  957. elem.getAttributeNode("id");
  958. return node && node.value === attrId;
  959. };
  960. };
  961. // Support: IE 6 - 7 only
  962. // getElementById is not reliable as a find shortcut
  963. Expr.find["ID"] = function( id, context ) {
  964. if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
  965. var node, i, elems,
  966. elem = context.getElementById( id );
  967. if ( elem ) {
  968. // Verify the id attribute
  969. node = elem.getAttributeNode("id");
  970. if ( node && node.value === id ) {
  971. return [ elem ];
  972. }
  973. // Fall back on getElementsByName
  974. elems = context.getElementsByName( id );
  975. i = 0;
  976. while ( (elem = elems[i++]) ) {
  977. node = elem.getAttributeNode("id");
  978. if ( node && node.value === id ) {
  979. return [ elem ];
  980. }
  981. }
  982. }
  983. return [];
  984. }
  985. };
  986. }
  987. // Tag
  988. Expr.find["TAG"] = support.getElementsByTagName ?
  989. function( tag, context ) {
  990. if ( typeof context.getElementsByTagName !== "undefined" ) {
  991. return context.getElementsByTagName( tag );
  992. // DocumentFragment nodes don't have gEBTN
  993. } else if ( support.qsa ) {
  994. return context.querySelectorAll( tag );
  995. }
  996. } :
  997. function( tag, context ) {
  998. var elem,
  999. tmp = [],
  1000. i = 0,
  1001. // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
  1002. results = context.getElementsByTagName( tag );
  1003. // Filter out possible comments
  1004. if ( tag === "*" ) {
  1005. while ( (elem = results[i++]) ) {
  1006. if ( elem.nodeType === 1 ) {
  1007. tmp.push( elem );
  1008. }
  1009. }
  1010. return tmp;
  1011. }
  1012. return results;
  1013. };
  1014. // Class
  1015. Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
  1016. if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
  1017. return context.getElementsByClassName( className );
  1018. }
  1019. };
  1020. /* QSA/matchesSelector
  1021. ---------------------------------------------------------------------- */
  1022. // QSA and matchesSelector support
  1023. // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
  1024. rbuggyMatches = [];
  1025. // qSa(:focus) reports false when true (Chrome 21)
  1026. // We allow this because of a bug in IE8/9 that throws an error
  1027. // whenever `document.activeElement` is accessed on an iframe
  1028. // So, we allow :focus to pass through QSA all the time to avoid the IE error
  1029. // See https://bugs.jquery.com/ticket/13378
  1030. rbuggyQSA = [];
  1031. if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
  1032. // Build QSA regex
  1033. // Regex strategy adopted from Diego Perini
  1034. assert(function( el ) {
  1035. // Select is set to empty string on purpose
  1036. // This is to test IE's treatment of not explicitly
  1037. // setting a boolean content attribute,
  1038. // since its presence should be enough
  1039. // https://bugs.jquery.com/ticket/12359
  1040. docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" +
  1041. "<select id='" + expando + "-\r\\' msallowcapture=''>" +
  1042. "<option selected=''></option></select>";
  1043. // Support: IE8, Opera 11-12.16
  1044. // Nothing should be selected when empty strings follow ^= or $= or *=
  1045. // The test attribute must be unknown in Opera but "safe" for WinRT
  1046. // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
  1047. if ( el.querySelectorAll("[msallowcapture^='']").length ) {
  1048. rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
  1049. }
  1050. // Support: IE8
  1051. // Boolean attributes and "value" are not treated correctly
  1052. if ( !el.querySelectorAll("[selected]").length ) {
  1053. rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
  1054. }
  1055. // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
  1056. if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
  1057. rbuggyQSA.push("~=");
  1058. }
  1059. // Webkit/Opera - :checked should return selected option elements
  1060. // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
  1061. // IE8 throws error here and will not see later tests
  1062. if ( !el.querySelectorAll(":checked").length ) {
  1063. rbuggyQSA.push(":checked");
  1064. }
  1065. // Support: Safari 8+, iOS 8+
  1066. // https://bugs.webkit.org/show_bug.cgi?id=136851
  1067. // In-page `selector#id sibling-combinator selector` fails
  1068. if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) {
  1069. rbuggyQSA.push(".#.+[+~]");
  1070. }
  1071. });
  1072. assert(function( el ) {
  1073. el.innerHTML = "<a href='' disabled='disabled'></a>" +
  1074. "<select disabled='disabled'><option/></select>";
  1075. // Support: Windows 8 Native Apps
  1076. // The type and name attributes are restricted during .innerHTML assignment
  1077. var input = document.createElement("input");
  1078. input.setAttribute( "type", "hidden" );
  1079. el.appendChild( input ).setAttribute( "name", "D" );
  1080. // Support: IE8
  1081. // Enforce case-sensitivity of name attribute
  1082. if ( el.querySelectorAll("[name=d]").length ) {
  1083. rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
  1084. }
  1085. // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
  1086. // IE8 throws error here and will not see later tests
  1087. if ( el.querySelectorAll(":enabled").length !== 2 ) {
  1088. rbuggyQSA.push( ":enabled", ":disabled" );
  1089. }
  1090. // Support: IE9-11+
  1091. // IE's :disabled selector does not pick up the children of disabled fieldsets
  1092. docElem.appendChild( el ).disabled = true;
  1093. if ( el.querySelectorAll(":disabled").length !== 2 ) {
  1094. rbuggyQSA.push( ":enabled", ":disabled" );
  1095. }
  1096. // Opera 10-11 does not throw on post-comma invalid pseudos
  1097. el.querySelectorAll("*,:x");
  1098. rbuggyQSA.push(",.*:");
  1099. });
  1100. }
  1101. if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
  1102. docElem.webkitMatchesSelector ||
  1103. docElem.mozMatchesSelector ||
  1104. docElem.oMatchesSelector ||
  1105. docElem.msMatchesSelector) )) ) {
  1106. assert(function( el ) {
  1107. // Check to see if it's possible to do matchesSelector
  1108. // on a disconnected node (IE 9)
  1109. support.disconnectedMatch = matches.call( el, "*" );
  1110. // This should fail with an exception
  1111. // Gecko does not error, returns false instead
  1112. matches.call( el, "[s!='']:x" );
  1113. rbuggyMatches.push( "!=", pseudos );
  1114. });
  1115. }
  1116. rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
  1117. rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
  1118. /* Contains
  1119. ---------------------------------------------------------------------- */
  1120. hasCompare = rnative.test( docElem.compareDocumentPosition );
  1121. // Element contains another
  1122. // Purposefully self-exclusive
  1123. // As in, an element does not contain itself
  1124. contains = hasCompare || rnative.test( docElem.contains ) ?
  1125. function( a, b ) {
  1126. var adown = a.nodeType === 9 ? a.documentElement : a,
  1127. bup = b && b.parentNode;
  1128. return a === bup || !!( bup && bup.nodeType === 1 && (
  1129. adown.contains ?
  1130. adown.contains( bup ) :
  1131. a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
  1132. ));
  1133. } :
  1134. function( a, b ) {
  1135. if ( b ) {
  1136. while ( (b = b.parentNode) ) {
  1137. if ( b === a ) {
  1138. return true;
  1139. }
  1140. }
  1141. }
  1142. return false;
  1143. };
  1144. /* Sorting
  1145. ---------------------------------------------------------------------- */
  1146. // Document order sorting
  1147. sortOrder = hasCompare ?
  1148. function( a, b ) {
  1149. // Flag for duplicate removal
  1150. if ( a === b ) {
  1151. hasDuplicate = true;
  1152. return 0;
  1153. }
  1154. // Sort on method existence if only one input has compareDocumentPosition
  1155. var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
  1156. if ( compare ) {
  1157. return compare;
  1158. }
  1159. // Calculate position if both inputs belong to the same document
  1160. compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
  1161. a.compareDocumentPosition( b ) :
  1162. // Otherwise we know they are disconnected
  1163. 1;
  1164. // Disconnected nodes
  1165. if ( compare & 1 ||
  1166. (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
  1167. // Choose the first element that is related to our preferred document
  1168. if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
  1169. return -1;
  1170. }
  1171. if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
  1172. return 1;
  1173. }
  1174. // Maintain original order
  1175. return sortInput ?
  1176. ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
  1177. 0;
  1178. }
  1179. return compare & 4 ? -1 : 1;
  1180. } :
  1181. function( a, b ) {
  1182. // Exit early if the nodes are identical
  1183. if ( a === b ) {
  1184. hasDuplicate = true;
  1185. return 0;
  1186. }
  1187. var cur,
  1188. i = 0,
  1189. aup = a.parentNode,
  1190. bup = b.parentNode,
  1191. ap = [ a ],
  1192. bp = [ b ];
  1193. // Parentless nodes are either documents or disconnected
  1194. if ( !aup || !bup ) {
  1195. return a === document ? -1 :
  1196. b === document ? 1 :
  1197. aup ? -1 :
  1198. bup ? 1 :
  1199. sortInput ?
  1200. ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
  1201. 0;
  1202. // If the nodes are siblings, we can do a quick check
  1203. } else if ( aup === bup ) {
  1204. return siblingCheck( a, b );
  1205. }
  1206. // Otherwise we need full lists of their ancestors for comparison
  1207. cur = a;
  1208. while ( (cur = cur.parentNode) ) {
  1209. ap.unshift( cur );
  1210. }
  1211. cur = b;
  1212. while ( (cur = cur.parentNode) ) {
  1213. bp.unshift( cur );
  1214. }
  1215. // Walk down the tree looking for a discrepancy
  1216. while ( ap[i] === bp[i] ) {
  1217. i++;
  1218. }
  1219. return i ?
  1220. // Do a sibling check if the nodes have a common ancestor
  1221. siblingCheck( ap[i], bp[i] ) :
  1222. // Otherwise nodes in our document sort first
  1223. ap[i] === preferredDoc ? -1 :
  1224. bp[i] === preferredDoc ? 1 :
  1225. 0;
  1226. };
  1227. return document;
  1228. };
  1229. Sizzle.matches = function( expr, elements ) {
  1230. return Sizzle( expr, null, null, elements );
  1231. };
  1232. Sizzle.matchesSelector = function( elem, expr ) {
  1233. // Set document vars if needed
  1234. if ( ( elem.ownerDocument || elem ) !== document ) {
  1235. setDocument( elem );
  1236. }
  1237. if ( support.matchesSelector && documentIsHTML &&
  1238. !nonnativeSelectorCache[ expr + " " ] &&
  1239. ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
  1240. ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
  1241. try {
  1242. var ret = matches.call( elem, expr );
  1243. // IE 9's matchesSelector returns false on disconnected nodes
  1244. if ( ret || support.disconnectedMatch ||
  1245. // As well, disconnected nodes are said to be in a document
  1246. // fragment in IE 9
  1247. elem.document && elem.document.nodeType !== 11 ) {
  1248. return ret;
  1249. }
  1250. } catch (e) {
  1251. nonnativeSelectorCache( expr, true );
  1252. }
  1253. }
  1254. return Sizzle( expr, document, null, [ elem ] ).length > 0;
  1255. };
  1256. Sizzle.contains = function( context, elem ) {
  1257. // Set document vars if needed
  1258. if ( ( context.ownerDocument || context ) !== document ) {
  1259. setDocument( context );
  1260. }
  1261. return contains( context, elem );
  1262. };
  1263. Sizzle.attr = function( elem, name ) {
  1264. // Set document vars if needed
  1265. if ( ( elem.ownerDocument || elem ) !== document ) {
  1266. setDocument( elem );
  1267. }
  1268. var fn = Expr.attrHandle[ name.toLowerCase() ],
  1269. // Don't get fooled by Object.prototype properties (jQuery #13807)
  1270. val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
  1271. fn( elem, name, !documentIsHTML ) :
  1272. undefined;
  1273. return val !== undefined ?
  1274. val :
  1275. support.attributes || !documentIsHTML ?
  1276. elem.getAttribute( name ) :
  1277. (val = elem.getAttributeNode(name)) && val.specified ?
  1278. val.value :
  1279. null;
  1280. };
  1281. Sizzle.escape = function( sel ) {
  1282. return (sel + "").replace( rcssescape, fcssescape );
  1283. };
  1284. Sizzle.error = function( msg ) {
  1285. throw new Error( "Syntax error, unrecognized expression: " + msg );
  1286. };
  1287. /**
  1288. * Document sorting and removing duplicates
  1289. * @param {ArrayLike} results
  1290. */
  1291. Sizzle.uniqueSort = function( results ) {
  1292. var elem,
  1293. duplicates = [],
  1294. j = 0,
  1295. i = 0;
  1296. // Unless we *know* we can detect duplicates, assume their presence
  1297. hasDuplicate = !support.detectDuplicates;
  1298. sortInput = !support.sortStable && results.slice( 0 );
  1299. results.sort( sortOrder );
  1300. if ( hasDuplicate ) {
  1301. while ( (elem = results[i++]) ) {
  1302. if ( elem === results[ i ] ) {
  1303. j = duplicates.push( i );
  1304. }
  1305. }
  1306. while ( j-- ) {
  1307. results.splice( duplicates[ j ], 1 );
  1308. }
  1309. }
  1310. // Clear input after sorting to release objects
  1311. // See https://github.com/jquery/sizzle/pull/225
  1312. sortInput = null;
  1313. return results;
  1314. };
  1315. /**
  1316. * Utility function for retrieving the text value of an array of DOM nodes
  1317. * @param {Array|Element} elem
  1318. */
  1319. getText = Sizzle.getText = function( elem ) {
  1320. var node,
  1321. ret = "",
  1322. i = 0,
  1323. nodeType = elem.nodeType;
  1324. if ( !nodeType ) {
  1325. // If no nodeType, this is expected to be an array
  1326. while ( (node = elem[i++]) ) {
  1327. // Do not traverse comment nodes
  1328. ret += getText( node );
  1329. }
  1330. } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
  1331. // Use textContent for elements
  1332. // innerText usage removed for consistency of new lines (jQuery #11153)
  1333. if ( typeof elem.textContent === "string" ) {
  1334. return elem.textContent;
  1335. } else {
  1336. // Traverse its children
  1337. for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
  1338. ret += getText( elem );
  1339. }
  1340. }
  1341. } else if ( nodeType === 3 || nodeType === 4 ) {
  1342. return elem.nodeValue;
  1343. }
  1344. // Do not include comment or processing instruction nodes
  1345. return ret;
  1346. };
  1347. Expr = Sizzle.selectors = {
  1348. // Can be adjusted by the user
  1349. cacheLength: 50,
  1350. createPseudo: markFunction,
  1351. match: matchExpr,
  1352. attrHandle: {},
  1353. find: {},
  1354. relative: {
  1355. ">": { dir: "parentNode", first: true },
  1356. " ": { dir: "parentNode" },
  1357. "+": { dir: "previousSibling", first: true },
  1358. "~": { dir: "previousSibling" }
  1359. },
  1360. preFilter: {
  1361. "ATTR": function( match ) {
  1362. match[1] = match[1].replace( runescape, funescape );
  1363. // Move the given value to match[3] whether quoted or unquoted
  1364. match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
  1365. if ( match[2] === "~=" ) {
  1366. match[3] = " " + match[3] + " ";
  1367. }
  1368. return match.slice( 0, 4 );
  1369. },
  1370. "CHILD": function( match ) {
  1371. /* matches from matchExpr["CHILD"]
  1372. 1 type (only|nth|...)
  1373. 2 what (child|of-type)
  1374. 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
  1375. 4 xn-component of xn+y argument ([+-]?\d*n|)
  1376. 5 sign of xn-component
  1377. 6 x of xn-component
  1378. 7 sign of y-component
  1379. 8 y of y-component
  1380. */
  1381. match[1] = match[1].toLowerCase();
  1382. if ( match[1].slice( 0, 3 ) === "nth" ) {
  1383. // nth-* requires argument
  1384. if ( !match[3] ) {
  1385. Sizzle.error( match[0] );
  1386. }
  1387. // numeric x and y parameters for Expr.filter.CHILD
  1388. // remember that false/true cast respectively to 0/1
  1389. match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
  1390. match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
  1391. // other types prohibit arguments
  1392. } else if ( match[3] ) {
  1393. Sizzle.error( match[0] );
  1394. }
  1395. return match;
  1396. },
  1397. "PSEUDO": function( match ) {
  1398. var excess,
  1399. unquoted = !match[6] && match[2];
  1400. if ( matchExpr["CHILD"].test( match[0] ) ) {
  1401. return null;
  1402. }
  1403. // Accept quoted arguments as-is
  1404. if ( match[3] ) {
  1405. match[2] = match[4] || match[5] || "";
  1406. // Strip excess characters from unquoted arguments
  1407. } else if ( unquoted && rpseudo.test( unquoted ) &&
  1408. // Get excess from tokenize (recursively)
  1409. (excess = tokenize( unquoted, true )) &&
  1410. // advance to the next closing parenthesis
  1411. (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
  1412. // excess is a negative index
  1413. match[0] = match[0].slice( 0, excess );
  1414. match[2] = unquoted.slice( 0, excess );
  1415. }
  1416. // Return only captures needed by the pseudo filter method (type and argument)
  1417. return match.slice( 0, 3 );
  1418. }
  1419. },
  1420. filter: {
  1421. "TAG": function( nodeNameSelector ) {
  1422. var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
  1423. return nodeNameSelector === "*" ?
  1424. function() { return true; } :
  1425. function( elem ) {
  1426. return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
  1427. };
  1428. },
  1429. "CLASS": function( className ) {
  1430. var pattern = classCache[ className + " " ];
  1431. return pattern ||
  1432. (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
  1433. classCache( className, function( elem ) {
  1434. return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
  1435. });
  1436. },
  1437. "ATTR": function( name, operator, check ) {
  1438. return function( elem ) {
  1439. var result = Sizzle.attr( elem, name );
  1440. if ( result == null ) {
  1441. return operator === "!=";
  1442. }
  1443. if ( !operator ) {
  1444. return true;
  1445. }
  1446. result += "";
  1447. return operator === "=" ? result === check :
  1448. operator === "!=" ? result !== check :
  1449. operator === "^=" ? check && result.indexOf( check ) === 0 :
  1450. operator === "*=" ? check && result.indexOf( check ) > -1 :
  1451. operator === "$=" ? check && result.slice( -check.length ) === check :
  1452. operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
  1453. operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
  1454. false;
  1455. };
  1456. },
  1457. "CHILD": function( type, what, argument, first, last ) {
  1458. var simple = type.slice( 0, 3 ) !== "nth",
  1459. forward = type.slice( -4 ) !== "last",
  1460. ofType = what === "of-type";
  1461. return first === 1 && last === 0 ?
  1462. // Shortcut for :nth-*(n)
  1463. function( elem ) {
  1464. return !!elem.parentNode;
  1465. } :
  1466. function( elem, context, xml ) {
  1467. var cache, uniqueCache, outerCache, node, nodeIndex, start,
  1468. dir = simple !== forward ? "nextSibling" : "previousSibling",
  1469. parent = elem.parentNode,
  1470. name = ofType && elem.nodeName.toLowerCase(),
  1471. useCache = !xml && !ofType,
  1472. diff = false;
  1473. if ( parent ) {
  1474. // :(first|last|only)-(child|of-type)
  1475. if ( simple ) {
  1476. while ( dir ) {
  1477. node = elem;
  1478. while ( (node = node[ dir ]) ) {
  1479. if ( ofType ?
  1480. node.nodeName.toLowerCase() === name :
  1481. node.nodeType === 1 ) {
  1482. return false;
  1483. }
  1484. }
  1485. // Reverse direction for :only-* (if we haven't yet done so)
  1486. start = dir = type === "only" && !start && "nextSibling";
  1487. }
  1488. return true;
  1489. }
  1490. start = [ forward ? parent.firstChild : parent.lastChild ];
  1491. // non-xml :nth-child(...) stores cache data on `parent`
  1492. if ( forward && useCache ) {
  1493. // Seek `elem` from a previously-cached index
  1494. // ...in a gzip-friendly way
  1495. node = parent;
  1496. outerCache = node[ expando ] || (node[ expando ] = {});
  1497. // Support: IE <9 only
  1498. // Defend against cloned attroperties (jQuery gh-1709)
  1499. uniqueCache = outerCache[ node.uniqueID ] ||
  1500. (outerCache[ node.uniqueID ] = {});
  1501. cache = uniqueCache[ type ] || [];
  1502. nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
  1503. diff = nodeIndex && cache[ 2 ];
  1504. node = nodeIndex && parent.childNodes[ nodeIndex ];
  1505. while ( (node = ++nodeIndex && node && node[ dir ] ||
  1506. // Fallback to seeking `elem` from the start
  1507. (diff = nodeIndex = 0) || start.pop()) ) {
  1508. // When found, cache indexes on `parent` and break
  1509. if ( node.nodeType === 1 && ++diff && node === elem ) {
  1510. uniqueCache[ type ] = [ dirruns, nodeIndex, diff ];
  1511. break;
  1512. }
  1513. }
  1514. } else {
  1515. // Use previously-cached element index if available
  1516. if ( useCache ) {
  1517. // ...in a gzip-friendly way
  1518. node = elem;
  1519. outerCache = node[ expando ] || (node[ expando ] = {});
  1520. // Support: IE <9 only
  1521. // Defend against cloned attroperties (jQuery gh-1709)
  1522. uniqueCache = outerCache[ node.uniqueID ] ||
  1523. (outerCache[ node.uniqueID ] = {});
  1524. cache = uniqueCache[ type ] || [];
  1525. nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ];
  1526. diff = nodeIndex;
  1527. }
  1528. // xml :nth-child(...)
  1529. // or :nth-last-child(...) or :nth(-last)?-of-type(...)
  1530. if ( diff === false ) {
  1531. // Use the same loop as above to seek `elem` from the start
  1532. while ( (node = ++nodeIndex && node && node[ dir ] ||
  1533. (diff = nodeIndex = 0) || start.pop()) ) {
  1534. if ( ( ofType ?
  1535. node.nodeName.toLowerCase() === name :
  1536. node.nodeType === 1 ) &&
  1537. ++diff ) {
  1538. // Cache the index of each encountered element
  1539. if ( useCache ) {
  1540. outerCache = node[ expando ] || (node[ expando ] = {});
  1541. // Support: IE <9 only
  1542. // Defend against cloned attroperties (jQuery gh-1709)
  1543. uniqueCache = outerCache[ node.uniqueID ] ||
  1544. (outerCache[ node.uniqueID ] = {});
  1545. uniqueCache[ type ] = [ dirruns, diff ];
  1546. }
  1547. if ( node === elem ) {
  1548. break;
  1549. }
  1550. }
  1551. }
  1552. }
  1553. }
  1554. // Incorporate the offset, then check against cycle size
  1555. diff -= last;
  1556. return diff === first || ( diff % first === 0 && diff / first >= 0 );
  1557. }
  1558. };
  1559. },
  1560. "PSEUDO": function( pseudo, argument ) {
  1561. // pseudo-class names are case-insensitive
  1562. // http://www.w3.org/TR/selectors/#pseudo-classes
  1563. // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
  1564. // Remember that setFilters inherits from pseudos
  1565. var args,
  1566. fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
  1567. Sizzle.error( "unsupported pseudo: " + pseudo );
  1568. // The user may use createPseudo to indicate that
  1569. // arguments are needed to create the filter function
  1570. // just as Sizzle does
  1571. if ( fn[ expando ] ) {
  1572. return fn( argument );
  1573. }
  1574. // But maintain support for old signatures
  1575. if ( fn.length > 1 ) {
  1576. args = [ pseudo, pseudo, "", argument ];
  1577. return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
  1578. markFunction(function( seed, matches ) {
  1579. var idx,
  1580. matched = fn( seed, argument ),
  1581. i = matched.length;
  1582. while ( i-- ) {
  1583. idx = indexOf( seed, matched[i] );
  1584. seed[ idx ] = !( matches[ idx ] = matched[i] );
  1585. }
  1586. }) :
  1587. function( elem ) {
  1588. return fn( elem, 0, args );
  1589. };
  1590. }
  1591. return fn;
  1592. }
  1593. },
  1594. pseudos: {
  1595. // Potentially complex pseudos
  1596. "not": markFunction(function( selector ) {
  1597. // Trim the selector passed to compile
  1598. // to avoid treating leading and trailing
  1599. // spaces as combinators
  1600. var input = [],
  1601. results = [],
  1602. matcher = compile( selector.replace( rtrim, "$1" ) );
  1603. return matcher[ expando ] ?
  1604. markFunction(function( seed, matches, context, xml ) {
  1605. var elem,
  1606. unmatched = matcher( seed, null, xml, [] ),
  1607. i = seed.length;
  1608. // Match elements unmatched by `matcher`
  1609. while ( i-- ) {
  1610. if ( (elem = unmatched[i]) ) {
  1611. seed[i] = !(matches[i] = elem);
  1612. }
  1613. }
  1614. }) :
  1615. function( elem, context, xml ) {
  1616. input[0] = elem;
  1617. matcher( input, null, xml, results );
  1618. // Don't keep the element (issue #299)
  1619. input[0] = null;
  1620. return !results.pop();
  1621. };
  1622. }),
  1623. "has": markFunction(function( selector ) {
  1624. return function( elem ) {
  1625. return Sizzle( selector, elem ).length > 0;
  1626. };
  1627. }),
  1628. "contains": markFunction(function( text ) {
  1629. text = text.replace( runescape, funescape );
  1630. return function( elem ) {
  1631. return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1;
  1632. };
  1633. }),
  1634. // "Whether an element is represented by a :lang() selector
  1635. // is based solely on the element's language value
  1636. // being equal to the identifier C,
  1637. // or beginning with the identifier C immediately followed by "-".
  1638. // The matching of C against the element's language value is performed case-insensitively.
  1639. // The identifier C does not have to be a valid language name."
  1640. // http://www.w3.org/TR/selectors/#lang-pseudo
  1641. "lang": markFunction( function( lang ) {
  1642. // lang value must be a valid identifier
  1643. if ( !ridentifier.test(lang || "") ) {
  1644. Sizzle.error( "unsupported lang: " + lang );
  1645. }
  1646. lang = lang.replace( runescape, funescape ).toLowerCase();
  1647. return function( elem ) {
  1648. var elemLang;
  1649. do {
  1650. if ( (elemLang = documentIsHTML ?
  1651. elem.lang :
  1652. elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
  1653. elemLang = elemLang.toLowerCase();
  1654. return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
  1655. }
  1656. } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
  1657. return false;
  1658. };
  1659. }),
  1660. // Miscellaneous
  1661. "target": function( elem ) {
  1662. var hash = window.location && window.location.hash;
  1663. return hash && hash.slice( 1 ) === elem.id;
  1664. },
  1665. "root": function( elem ) {
  1666. return elem === docElem;
  1667. },
  1668. "focus": function( elem ) {
  1669. return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
  1670. },
  1671. // Boolean properties
  1672. "enabled": createDisabledPseudo( false ),
  1673. "disabled": createDisabledPseudo( true ),
  1674. "checked": function( elem ) {
  1675. // In CSS3, :checked should return both checked and selected elements
  1676. // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
  1677. var nodeName = elem.nodeName.toLowerCase();
  1678. return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
  1679. },
  1680. "selected": function( elem ) {
  1681. // Accessing this property makes selected-by-default
  1682. // options in Safari work properly
  1683. if ( elem.parentNode ) {
  1684. elem.parentNode.selectedIndex;
  1685. }
  1686. return elem.selected === true;
  1687. },
  1688. // Contents
  1689. "empty": function( elem ) {
  1690. // http://www.w3.org/TR/selectors/#empty-pseudo
  1691. // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
  1692. // but not by others (comment: 8; processing instruction: 7; etc.)
  1693. // nodeType < 6 works because attributes (2) do not appear as children
  1694. for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
  1695. if ( elem.nodeType < 6 ) {
  1696. return false;
  1697. }
  1698. }
  1699. return true;
  1700. },
  1701. "parent": function( elem ) {
  1702. return !Expr.pseudos["empty"]( elem );
  1703. },
  1704. // Element/input types
  1705. "header": function( elem ) {
  1706. return rheader.test( elem.nodeName );
  1707. },
  1708. "input": function( elem ) {
  1709. return rinputs.test( elem.nodeName );
  1710. },
  1711. "button": function( elem ) {
  1712. var name = elem.nodeName.toLowerCase();
  1713. return name === "input" && elem.type === "button" || name === "button";
  1714. },
  1715. "text": function( elem ) {
  1716. var attr;
  1717. return elem.nodeName.toLowerCase() === "input" &&
  1718. elem.type === "text" &&
  1719. // Support: IE<8
  1720. // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
  1721. ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
  1722. },
  1723. // Position-in-collection
  1724. "first": createPositionalPseudo(function() {
  1725. return [ 0 ];
  1726. }),
  1727. "last": createPositionalPseudo(function( matchIndexes, length ) {
  1728. return [ length - 1 ];
  1729. }),
  1730. "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
  1731. return [ argument < 0 ? argument + length : argument ];
  1732. }),
  1733. "even": createPositionalPseudo(function( matchIndexes, length ) {
  1734. var i = 0;
  1735. for ( ; i < length; i += 2 ) {
  1736. matchIndexes.push( i );
  1737. }
  1738. return matchIndexes;
  1739. }),
  1740. "odd": createPositionalPseudo(function( matchIndexes, length ) {
  1741. var i = 1;
  1742. for ( ; i < length; i += 2 ) {
  1743. matchIndexes.push( i );
  1744. }
  1745. return matchIndexes;
  1746. }),
  1747. "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
  1748. var i = argument < 0 ?
  1749. argument + length :
  1750. argument > length ?
  1751. length :
  1752. argument;
  1753. for ( ; --i >= 0; ) {
  1754. matchIndexes.push( i );
  1755. }
  1756. return matchIndexes;
  1757. }),
  1758. "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
  1759. var i = argument < 0 ? argument + length : argument;
  1760. for ( ; ++i < length; ) {
  1761. matchIndexes.push( i );
  1762. }
  1763. return matchIndexes;
  1764. })
  1765. }
  1766. };
  1767. Expr.pseudos["nth"] = Expr.pseudos["eq"];
  1768. // Add button/input type pseudos
  1769. for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
  1770. Expr.pseudos[ i ] = createInputPseudo( i );
  1771. }
  1772. for ( i in { submit: true, reset: true } ) {
  1773. Expr.pseudos[ i ] = createButtonPseudo( i );
  1774. }
  1775. // Easy API for creating new setFilters
  1776. function setFilters() {}
  1777. setFilters.prototype = Expr.filters = Expr.pseudos;
  1778. Expr.setFilters = new setFilters();
  1779. tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
  1780. var matched, match, tokens, type,
  1781. soFar, groups, preFilters,
  1782. cached = tokenCache[ selector + " " ];
  1783. if ( cached ) {
  1784. return parseOnly ? 0 : cached.slice( 0 );
  1785. }
  1786. soFar = selector;
  1787. groups = [];
  1788. preFilters = Expr.preFilter;
  1789. while ( soFar ) {
  1790. // Comma and first run
  1791. if ( !matched || (match = rcomma.exec( soFar )) ) {
  1792. if ( match ) {
  1793. // Don't consume trailing commas as valid
  1794. soFar = soFar.slice( match[0].length ) || soFar;
  1795. }
  1796. groups.push( (tokens = []) );
  1797. }
  1798. matched = false;
  1799. // Combinators
  1800. if ( (match = rcombinators.exec( soFar )) ) {
  1801. matched = match.shift();
  1802. tokens.push({
  1803. value: matched,
  1804. // Cast descendant combinators to space
  1805. type: match[0].replace( rtrim, " " )
  1806. });
  1807. soFar = soFar.slice( matched.length );
  1808. }
  1809. // Filters
  1810. for ( type in Expr.filter ) {
  1811. if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
  1812. (match = preFilters[ type ]( match ))) ) {
  1813. matched = match.shift();
  1814. tokens.push({
  1815. value: matched,
  1816. type: type,
  1817. matches: match
  1818. });
  1819. soFar = soFar.slice( matched.length );
  1820. }
  1821. }
  1822. if ( !matched ) {
  1823. break;
  1824. }
  1825. }
  1826. // Return the length of the invalid excess
  1827. // if we're just parsing
  1828. // Otherwise, throw an error or return tokens
  1829. return parseOnly ?
  1830. soFar.length :
  1831. soFar ?
  1832. Sizzle.error( selector ) :
  1833. // Cache the tokens
  1834. tokenCache( selector, groups ).slice( 0 );
  1835. };
  1836. function toSelector( tokens ) {
  1837. var i = 0,
  1838. len = tokens.length,
  1839. selector = "";
  1840. for ( ; i < len; i++ ) {
  1841. selector += tokens[i].value;
  1842. }
  1843. return selector;
  1844. }
  1845. function addCombinator( matcher, combinator, base ) {
  1846. var dir = combinator.dir,
  1847. skip = combinator.next,
  1848. key = skip || dir,
  1849. checkNonElements = base && key === "parentNode",
  1850. doneName = done++;
  1851. return combinator.first ?
  1852. // Check against closest ancestor/preceding element
  1853. function( elem, context, xml ) {
  1854. while ( (elem = elem[ dir ]) ) {
  1855. if ( elem.nodeType === 1 || checkNonElements ) {
  1856. return matcher( elem, context, xml );
  1857. }
  1858. }
  1859. return false;
  1860. } :
  1861. // Check against all ancestor/preceding elements
  1862. function( elem, context, xml ) {
  1863. var oldCache, uniqueCache, outerCache,
  1864. newCache = [ dirruns, doneName ];
  1865. // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
  1866. if ( xml ) {
  1867. while ( (elem = elem[ dir ]) ) {
  1868. if ( elem.nodeType === 1 || checkNonElements ) {
  1869. if ( matcher( elem, context, xml ) ) {
  1870. return true;
  1871. }
  1872. }
  1873. }
  1874. } else {
  1875. while ( (elem = elem[ dir ]) ) {
  1876. if ( elem.nodeType === 1 || checkNonElements ) {
  1877. outerCache = elem[ expando ] || (elem[ expando ] = {});
  1878. // Support: IE <9 only
  1879. // Defend against cloned attroperties (jQuery gh-1709)
  1880. uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {});
  1881. if ( skip && skip === elem.nodeName.toLowerCase() ) {
  1882. elem = elem[ dir ] || elem;
  1883. } else if ( (oldCache = uniqueCache[ key ]) &&
  1884. oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
  1885. // Assign to newCache so results back-propagate to previous elements
  1886. return (newCache[ 2 ] = oldCache[ 2 ]);
  1887. } else {
  1888. // Reuse newcache so results back-propagate to previous elements
  1889. uniqueCache[ key ] = newCache;
  1890. // A match means we're done; a fail means we have to keep checking
  1891. if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
  1892. return true;
  1893. }
  1894. }
  1895. }
  1896. }
  1897. }
  1898. return false;
  1899. };
  1900. }
  1901. function elementMatcher( matchers ) {
  1902. return matchers.length > 1 ?
  1903. function( elem, context, xml ) {
  1904. var i = matchers.length;
  1905. while ( i-- ) {
  1906. if ( !matchers[i]( elem, context, xml ) ) {
  1907. return false;
  1908. }
  1909. }
  1910. return true;
  1911. } :
  1912. matchers[0];
  1913. }
  1914. function multipleContexts( selector, contexts, results ) {
  1915. var i = 0,
  1916. len = contexts.length;
  1917. for ( ; i < len; i++ ) {
  1918. Sizzle( selector, contexts[i], results );
  1919. }
  1920. return results;
  1921. }
  1922. function condense( unmatched, map, filter, context, xml ) {
  1923. var elem,
  1924. newUnmatched = [],
  1925. i = 0,
  1926. len = unmatched.length,
  1927. mapped = map != null;
  1928. for ( ; i < len; i++ ) {
  1929. if ( (elem = unmatched[i]) ) {
  1930. if ( !filter || filter( elem, context, xml ) ) {
  1931. newUnmatched.push( elem );
  1932. if ( mapped ) {
  1933. map.push( i );
  1934. }
  1935. }
  1936. }
  1937. }
  1938. return newUnmatched;
  1939. }
  1940. function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
  1941. if ( postFilter && !postFilter[ expando ] ) {
  1942. postFilter = setMatcher( postFilter );
  1943. }
  1944. if ( postFinder && !postFinder[ expando ] ) {
  1945. postFinder = setMatcher( postFinder, postSelector );
  1946. }
  1947. return markFunction(function( seed, results, context, xml ) {
  1948. var temp, i, elem,
  1949. preMap = [],
  1950. postMap = [],
  1951. preexisting = results.length,
  1952. // Get initial elements from seed or context
  1953. elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
  1954. // Prefilter to get matcher input, preserving a map for seed-results synchronization
  1955. matcherIn = preFilter && ( seed || !selector ) ?
  1956. condense( elems, preMap, preFilter, context, xml ) :
  1957. elems,
  1958. matcherOut = matcher ?
  1959. // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
  1960. postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
  1961. // ...intermediate processing is necessary
  1962. [] :
  1963. // ...otherwise use results directly
  1964. results :
  1965. matcherIn;
  1966. // Find primary matches
  1967. if ( matcher ) {
  1968. matcher( matcherIn, matcherOut, context, xml );
  1969. }
  1970. // Apply postFilter
  1971. if ( postFilter ) {
  1972. temp = condense( matcherOut, postMap );
  1973. postFilter( temp, [], context, xml );
  1974. // Un-match failing elements by moving them back to matcherIn
  1975. i = temp.length;
  1976. while ( i-- ) {
  1977. if ( (elem = temp[i]) ) {
  1978. matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
  1979. }
  1980. }
  1981. }
  1982. if ( seed ) {
  1983. if ( postFinder || preFilter ) {
  1984. if ( postFinder ) {
  1985. // Get the final matcherOut by condensing this intermediate into postFinder contexts
  1986. temp = [];
  1987. i = matcherOut.length;
  1988. while ( i-- ) {
  1989. if ( (elem = matcherOut[i]) ) {
  1990. // Restore matcherIn since elem is not yet a final match
  1991. temp.push( (matcherIn[i] = elem) );
  1992. }
  1993. }
  1994. postFinder( null, (matcherOut = []), temp, xml );
  1995. }
  1996. // Move matched elements from seed to results to keep them synchronized
  1997. i = matcherOut.length;
  1998. while ( i-- ) {
  1999. if ( (elem = matcherOut[i]) &&
  2000. (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
  2001. seed[temp] = !(results[temp] = elem);
  2002. }
  2003. }
  2004. }
  2005. // Add elements to results, through postFinder if defined
  2006. } else {
  2007. matcherOut = condense(
  2008. matcherOut === results ?
  2009. matcherOut.splice( preexisting, matcherOut.length ) :
  2010. matcherOut
  2011. );
  2012. if ( postFinder ) {
  2013. postFinder( null, results, matcherOut, xml );
  2014. } else {
  2015. push.apply( results, matcherOut );
  2016. }
  2017. }
  2018. });
  2019. }
  2020. function matcherFromTokens( tokens ) {
  2021. var checkContext, matcher, j,
  2022. len = tokens.length,
  2023. leadingRelative = Expr.relative[ tokens[0].type ],
  2024. implicitRelative = leadingRelative || Expr.relative[" "],
  2025. i = leadingRelative ? 1 : 0,
  2026. // The foundational matcher ensures that elements are reachable from top-level context(s)
  2027. matchContext = addCombinator( function( elem ) {
  2028. return elem === checkContext;
  2029. }, implicitRelative, true ),
  2030. matchAnyContext = addCombinator( function( elem ) {
  2031. return indexOf( checkContext, elem ) > -1;
  2032. }, implicitRelative, true ),
  2033. matchers = [ function( elem, context, xml ) {
  2034. var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
  2035. (checkContext = context).nodeType ?
  2036. matchContext( elem, context, xml ) :
  2037. matchAnyContext( elem, context, xml ) );
  2038. // Avoid hanging onto element (issue #299)
  2039. checkContext = null;
  2040. return ret;
  2041. } ];
  2042. for ( ; i < len; i++ ) {
  2043. if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
  2044. matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
  2045. } else {
  2046. matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
  2047. // Return special upon seeing a positional matcher
  2048. if ( matcher[ expando ] ) {
  2049. // Find the next relative operator (if any) for proper handling
  2050. j = ++i;
  2051. for ( ; j < len; j++ ) {
  2052. if ( Expr.relative[ tokens[j].type ] ) {
  2053. break;
  2054. }
  2055. }
  2056. return setMatcher(
  2057. i > 1 && elementMatcher( matchers ),
  2058. i > 1 && toSelector(
  2059. // If the preceding token was a descendant combinator, insert an implicit any-element `*`
  2060. tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
  2061. ).replace( rtrim, "$1" ),
  2062. matcher,
  2063. i < j && matcherFromTokens( tokens.slice( i, j ) ),
  2064. j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
  2065. j < len && toSelector( tokens )
  2066. );
  2067. }
  2068. matchers.push( matcher );
  2069. }
  2070. }
  2071. return elementMatcher( matchers );
  2072. }
  2073. function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
  2074. var bySet = setMatchers.length > 0,
  2075. byElement = elementMatchers.length > 0,
  2076. superMatcher = function( seed, context, xml, results, outermost ) {
  2077. var elem, j, matcher,
  2078. matchedCount = 0,
  2079. i = "0",
  2080. unmatched = seed && [],
  2081. setMatched = [],
  2082. contextBackup = outermostContext,
  2083. // We must always have either seed elements or outermost context
  2084. elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
  2085. // Use integer dirruns iff this is the outermost matcher
  2086. dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
  2087. len = elems.length;
  2088. if ( outermost ) {
  2089. outermostContext = context === document || context || outermost;
  2090. }
  2091. // Add elements passing elementMatchers directly to results
  2092. // Support: IE<9, Safari
  2093. // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
  2094. for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
  2095. if ( byElement && elem ) {
  2096. j = 0;
  2097. if ( !context && elem.ownerDocument !== document ) {
  2098. setDocument( elem );
  2099. xml = !documentIsHTML;
  2100. }
  2101. while ( (matcher = elementMatchers[j++]) ) {
  2102. if ( matcher( elem, context || document, xml) ) {
  2103. results.push( elem );
  2104. break;
  2105. }
  2106. }
  2107. if ( outermost ) {
  2108. dirruns = dirrunsUnique;
  2109. }
  2110. }
  2111. // Track unmatched elements for set filters
  2112. if ( bySet ) {
  2113. // They will have gone through all possible matchers
  2114. if ( (elem = !matcher && elem) ) {
  2115. matchedCount--;
  2116. }
  2117. // Lengthen the array for every element, matched or not
  2118. if ( seed ) {
  2119. unmatched.push( elem );
  2120. }
  2121. }
  2122. }
  2123. // `i` is now the count of elements visited above, and adding it to `matchedCount`
  2124. // makes the latter nonnegative.
  2125. matchedCount += i;
  2126. // Apply set filters to unmatched elements
  2127. // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
  2128. // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
  2129. // no element matchers and no seed.
  2130. // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
  2131. // case, which will result in a "00" `matchedCount` that differs from `i` but is also
  2132. // numerically zero.
  2133. if ( bySet && i !== matchedCount ) {
  2134. j = 0;
  2135. while ( (matcher = setMatchers[j++]) ) {
  2136. matcher( unmatched, setMatched, context, xml );
  2137. }
  2138. if ( seed ) {
  2139. // Reintegrate element matches to eliminate the need for sorting
  2140. if ( matchedCount > 0 ) {
  2141. while ( i-- ) {
  2142. if ( !(unmatched[i] || setMatched[i]) ) {
  2143. setMatched[i] = pop.call( results );
  2144. }
  2145. }
  2146. }
  2147. // Discard index placeholder values to get only actual matches
  2148. setMatched = condense( setMatched );
  2149. }
  2150. // Add matches to results
  2151. push.apply( results, setMatched );
  2152. // Seedless set matches succeeding multiple successful matchers stipulate sorting
  2153. if ( outermost && !seed && setMatched.length > 0 &&
  2154. ( matchedCount + setMatchers.length ) > 1 ) {
  2155. Sizzle.uniqueSort( results );
  2156. }
  2157. }
  2158. // Override manipulation of globals by nested matchers
  2159. if ( outermost ) {
  2160. dirruns = dirrunsUnique;
  2161. outermostContext = contextBackup;
  2162. }
  2163. return unmatched;
  2164. };
  2165. return bySet ?
  2166. markFunction( superMatcher ) :
  2167. superMatcher;
  2168. }
  2169. compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
  2170. var i,
  2171. setMatchers = [],
  2172. elementMatchers = [],
  2173. cached = compilerCache[ selector + " " ];
  2174. if ( !cached ) {
  2175. // Generate a function of recursive functions that can be used to check each element
  2176. if ( !match ) {
  2177. match = tokenize( selector );
  2178. }
  2179. i = match.length;
  2180. while ( i-- ) {
  2181. cached = matcherFromTokens( match[i] );
  2182. if ( cached[ expando ] ) {
  2183. setMatchers.push( cached );
  2184. } else {
  2185. elementMatchers.push( cached );
  2186. }
  2187. }
  2188. // Cache the compiled function
  2189. cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
  2190. // Save selector and tokenization
  2191. cached.selector = selector;
  2192. }
  2193. return cached;
  2194. };
  2195. /**
  2196. * A low-level selection function that works with Sizzle's compiled
  2197. * selector functions
  2198. * @param {String|Function} selector A selector or a pre-compiled
  2199. * selector function built with Sizzle.compile
  2200. * @param {Element} context
  2201. * @param {Array} [results]
  2202. * @param {Array} [seed] A set of elements to match against
  2203. */
  2204. select = Sizzle.select = function( selector, context, results, seed ) {
  2205. var i, tokens, token, type, find,
  2206. compiled = typeof selector === "function" && selector,
  2207. match = !seed && tokenize( (selector = compiled.selector || selector) );
  2208. results = results || [];
  2209. // Try to minimize operations if there is only one selector in the list and no seed
  2210. // (the latter of which guarantees us context)
  2211. if ( match.length === 1 ) {
  2212. // Reduce context if the leading compound selector is an ID
  2213. tokens = match[0] = match[0].slice( 0 );
  2214. if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
  2215. context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) {
  2216. context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
  2217. if ( !context ) {
  2218. return results;
  2219. // Precompiled matchers will still verify ancestry, so step up a level
  2220. } else if ( compiled ) {
  2221. context = context.parentNode;
  2222. }
  2223. selector = selector.slice( tokens.shift().value.length );
  2224. }
  2225. // Fetch a seed set for right-to-left matching
  2226. i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
  2227. while ( i-- ) {
  2228. token = tokens[i];
  2229. // Abort if we hit a combinator
  2230. if ( Expr.relative[ (type = token.type) ] ) {
  2231. break;
  2232. }
  2233. if ( (find = Expr.find[ type ]) ) {
  2234. // Search, expanding context for leading sibling combinators
  2235. if ( (seed = find(
  2236. token.matches[0].replace( runescape, funescape ),
  2237. rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
  2238. )) ) {
  2239. // If seed is empty or no tokens remain, we can return early
  2240. tokens.splice( i, 1 );
  2241. selector = seed.length && toSelector( tokens );
  2242. if ( !selector ) {
  2243. push.apply( results, seed );
  2244. return results;
  2245. }
  2246. break;
  2247. }
  2248. }
  2249. }
  2250. }
  2251. // Compile and execute a filtering function if one is not provided
  2252. // Provide `match` to avoid retokenization if we modified the selector above
  2253. ( compiled || compile( selector, match ) )(
  2254. seed,
  2255. context,
  2256. !documentIsHTML,
  2257. results,
  2258. !context || rsibling.test( selector ) && testContext( context.parentNode ) || context
  2259. );
  2260. return results;
  2261. };
  2262. // One-time assignments
  2263. // Sort stability
  2264. support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
  2265. // Support: Chrome 14-35+
  2266. // Always assume duplicates if they aren't passed to the comparison function
  2267. support.detectDuplicates = !!hasDuplicate;
  2268. // Initialize against the default document
  2269. setDocument();
  2270. // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
  2271. // Detached nodes confoundingly follow *each other*
  2272. support.sortDetached = assert(function( el ) {
  2273. // Should return 1, but returns 4 (following)
  2274. return el.compareDocumentPosition( document.createElement("fieldset") ) & 1;
  2275. });
  2276. // Support: IE<8
  2277. // Prevent attribute/property "interpolation"
  2278. // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
  2279. if ( !assert(function( el ) {
  2280. el.innerHTML = "<a href='#'></a>";
  2281. return el.firstChild.getAttribute("href") === "#" ;
  2282. }) ) {
  2283. addHandle( "type|href|height|width", function( elem, name, isXML ) {
  2284. if ( !isXML ) {
  2285. return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
  2286. }
  2287. });
  2288. }
  2289. // Support: IE<9
  2290. // Use defaultValue in place of getAttribute("value")
  2291. if ( !support.attributes || !assert(function( el ) {
  2292. el.innerHTML = "<input/>";
  2293. el.firstChild.setAttribute( "value", "" );
  2294. return el.firstChild.getAttribute( "value" ) === "";
  2295. }) ) {
  2296. addHandle( "value", function( elem, name, isXML ) {
  2297. if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
  2298. return elem.defaultValue;
  2299. }
  2300. });
  2301. }
  2302. // Support: IE<9
  2303. // Use getAttributeNode to fetch booleans when getAttribute lies
  2304. if ( !assert(function( el ) {
  2305. return el.getAttribute("disabled") == null;
  2306. }) ) {
  2307. addHandle( booleans, function( elem, name, isXML ) {
  2308. var val;
  2309. if ( !isXML ) {
  2310. return elem[ name ] === true ? name.toLowerCase() :
  2311. (val = elem.getAttributeNode( name )) && val.specified ?
  2312. val.value :
  2313. null;
  2314. }
  2315. });
  2316. }
  2317. return Sizzle;
  2318. })( window );
  2319. jQuery.find = Sizzle;
  2320. jQuery.expr = Sizzle.selectors;
  2321. // Deprecated
  2322. jQuery.expr[ ":" ] = jQuery.expr.pseudos;
  2323. jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
  2324. jQuery.text = Sizzle.getText;
  2325. jQuery.isXMLDoc = Sizzle.isXML;
  2326. jQuery.contains = Sizzle.contains;
  2327. jQuery.escapeSelector = Sizzle.escape;
  2328. var dir = function( elem, dir, until ) {
  2329. var matched = [],
  2330. truncate = until !== undefined;
  2331. while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) {
  2332. if ( elem.nodeType === 1 ) {
  2333. if ( truncate && jQuery( elem ).is( until ) ) {
  2334. break;
  2335. }
  2336. matched.push( elem );
  2337. }
  2338. }
  2339. return matched;
  2340. };
  2341. var siblings = function( n, elem ) {
  2342. var matched = [];
  2343. for ( ; n; n = n.nextSibling ) {
  2344. if ( n.nodeType === 1 && n !== elem ) {
  2345. matched.push( n );
  2346. }
  2347. }
  2348. return matched;
  2349. };
  2350. var rneedsContext = jQuery.expr.match.needsContext;
  2351. function nodeName( elem, name ) {
  2352. return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
  2353. };
  2354. var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i );
  2355. // Implement the identical functionality for filter and not
  2356. function winnow( elements, qualifier, not ) {
  2357. if ( isFunction( qualifier ) ) {
  2358. return jQuery.grep( elements, function( elem, i ) {
  2359. return !!qualifier.call( elem, i, elem ) !== not;
  2360. } );
  2361. }
  2362. // Single element
  2363. if ( qualifier.nodeType ) {
  2364. return jQuery.grep( elements, function( elem ) {
  2365. return ( elem === qualifier ) !== not;
  2366. } );
  2367. }
  2368. // Arraylike of elements (jQuery, arguments, Array)
  2369. if ( typeof qualifier !== "string" ) {
  2370. return jQuery.grep( elements, function( elem ) {
  2371. return ( indexOf.call( qualifier, elem ) > -1 ) !== not;
  2372. } );
  2373. }
  2374. // Filtered directly for both simple and complex selectors
  2375. return jQuery.filter( qualifier, elements, not );
  2376. }
  2377. jQuery.filter = function( expr, elems, not ) {
  2378. var elem = elems[ 0 ];
  2379. if ( not ) {
  2380. expr = ":not(" + expr + ")";
  2381. }
  2382. if ( elems.length === 1 && elem.nodeType === 1 ) {
  2383. return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [];
  2384. }
  2385. return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
  2386. return elem.nodeType === 1;
  2387. } ) );
  2388. };
  2389. jQuery.fn.extend( {
  2390. find: function( selector ) {
  2391. var i, ret,
  2392. len = this.length,
  2393. self = this;
  2394. if ( typeof selector !== "string" ) {
  2395. return this.pushStack( jQuery( selector ).filter( function() {
  2396. for ( i = 0; i < len; i++ ) {
  2397. if ( jQuery.contains( self[ i ], this ) ) {
  2398. return true;
  2399. }
  2400. }
  2401. } ) );
  2402. }
  2403. ret = this.pushStack( [] );
  2404. for ( i = 0; i < len; i++ ) {
  2405. jQuery.find( selector, self[ i ], ret );
  2406. }
  2407. return len > 1 ? jQuery.uniqueSort( ret ) : ret;
  2408. },
  2409. filter: function( selector ) {
  2410. return this.pushStack( winnow( this, selector || [], false ) );
  2411. },
  2412. not: function( selector ) {
  2413. return this.pushStack( winnow( this, selector || [], true ) );
  2414. },
  2415. is: function( selector ) {
  2416. return !!winnow(
  2417. this,
  2418. // If this is a positional/relative selector, check membership in the returned set
  2419. // so $("p:first").is("p:last") won't return true for a doc with two "p".
  2420. typeof selector === "string" && rneedsContext.test( selector ) ?
  2421. jQuery( selector ) :
  2422. selector || [],
  2423. false
  2424. ).length;
  2425. }
  2426. } );
  2427. // Initialize a jQuery object
  2428. // A central reference to the root jQuery(document)
  2429. var rootjQuery,
  2430. // A simple way to check for HTML strings
  2431. // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
  2432. // Strict HTML recognition (#11290: must start with <)
  2433. // Shortcut simple #id case for speed
  2434. rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/,
  2435. init = jQuery.fn.init = function( selector, context, root ) {
  2436. var match, elem;
  2437. // HANDLE: $(""), $(null), $(undefined), $(false)
  2438. if ( !selector ) {
  2439. return this;
  2440. }
  2441. // Method init() accepts an alternate rootjQuery
  2442. // so migrate can support jQuery.sub (gh-2101)
  2443. root = root || rootjQuery;
  2444. // Handle HTML strings
  2445. if ( typeof selector === "string" ) {
  2446. if ( selector[ 0 ] === "<" &&
  2447. selector[ selector.length - 1 ] === ">" &&
  2448. selector.length >= 3 ) {
  2449. // Assume that strings that start and end with <> are HTML and skip the regex check
  2450. match = [ null, selector, null ];
  2451. } else {
  2452. match = rquickExpr.exec( selector );
  2453. }
  2454. // Match html or make sure no context is specified for #id
  2455. if ( match && ( match[ 1 ] || !context ) ) {
  2456. // HANDLE: $(html) -> $(array)
  2457. if ( match[ 1 ] ) {
  2458. context = context instanceof jQuery ? context[ 0 ] : context;
  2459. // Option to run scripts is true for back-compat
  2460. // Intentionally let the error be thrown if parseHTML is not present
  2461. jQuery.merge( this, jQuery.parseHTML(
  2462. match[ 1 ],
  2463. context && context.nodeType ? context.ownerDocument || context : document,
  2464. true
  2465. ) );
  2466. // HANDLE: $(html, props)
  2467. if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) {
  2468. for ( match in context ) {
  2469. // Properties of context are called as methods if possible
  2470. if ( isFunction( this[ match ] ) ) {
  2471. this[ match ]( context[ match ] );
  2472. // ...and otherwise set as attributes
  2473. } else {
  2474. this.attr( match, context[ match ] );
  2475. }
  2476. }
  2477. }
  2478. return this;
  2479. // HANDLE: $(#id)
  2480. } else {
  2481. elem = document.getElementById( match[ 2 ] );
  2482. if ( elem ) {
  2483. // Inject the element directly into the jQuery object
  2484. this[ 0 ] = elem;
  2485. this.length = 1;
  2486. }
  2487. return this;
  2488. }
  2489. // HANDLE: $(expr, $(...))
  2490. } else if ( !context || context.jquery ) {
  2491. return ( context || root ).find( selector );
  2492. // HANDLE: $(expr, context)
  2493. // (which is just equivalent to: $(context).find(expr)
  2494. } else {
  2495. return this.constructor( context ).find( selector );
  2496. }
  2497. // HANDLE: $(DOMElement)
  2498. } else if ( selector.nodeType ) {
  2499. this[ 0 ] = selector;
  2500. this.length = 1;
  2501. return this;
  2502. // HANDLE: $(function)
  2503. // Shortcut for document ready
  2504. } else if ( isFunction( selector ) ) {
  2505. return root.ready !== undefined ?
  2506. root.ready( selector ) :
  2507. // Execute immediately if ready is not present
  2508. selector( jQuery );
  2509. }
  2510. return jQuery.makeArray( selector, this );
  2511. };
  2512. // Give the init function the jQuery prototype for later instantiation
  2513. init.prototype = jQuery.fn;
  2514. // Initialize central reference
  2515. rootjQuery = jQuery( document );
  2516. var rparentsprev = /^(?:parents|prev(?:Until|All))/,
  2517. // Methods guaranteed to produce a unique set when starting from a unique set
  2518. guaranteedUnique = {
  2519. children: true,
  2520. contents: true,
  2521. next: true,
  2522. prev: true
  2523. };
  2524. jQuery.fn.extend( {
  2525. has: function( target ) {
  2526. var targets = jQuery( target, this ),
  2527. l = targets.length;
  2528. return this.filter( function() {
  2529. var i = 0;
  2530. for ( ; i < l; i++ ) {
  2531. if ( jQuery.contains( this, targets[ i ] ) ) {
  2532. return true;
  2533. }
  2534. }
  2535. } );
  2536. },
  2537. closest: function( selectors, context ) {
  2538. var cur,
  2539. i = 0,
  2540. l = this.length,
  2541. matched = [],
  2542. targets = typeof selectors !== "string" && jQuery( selectors );
  2543. // Positional selectors never match, since there's no _selection_ context
  2544. if ( !rneedsContext.test( selectors ) ) {
  2545. for ( ; i < l; i++ ) {
  2546. for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) {
  2547. // Always skip document fragments
  2548. if ( cur.nodeType < 11 && ( targets ?
  2549. targets.index( cur ) > -1 :
  2550. // Don't pass non-elements to Sizzle
  2551. cur.nodeType === 1 &&
  2552. jQuery.find.matchesSelector( cur, selectors ) ) ) {
  2553. matched.push( cur );
  2554. break;
  2555. }
  2556. }
  2557. }
  2558. }
  2559. return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched );
  2560. },
  2561. // Determine the position of an element within the set
  2562. index: function( elem ) {
  2563. // No argument, return index in parent
  2564. if ( !elem ) {
  2565. return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1;
  2566. }
  2567. // Index in selector
  2568. if ( typeof elem === "string" ) {
  2569. return indexOf.call( jQuery( elem ), this[ 0 ] );
  2570. }
  2571. // Locate the position of the desired element
  2572. return indexOf.call( this,
  2573. // If it receives a jQuery object, the first element is used
  2574. elem.jquery ? elem[ 0 ] : elem
  2575. );
  2576. },
  2577. add: function( selector, context ) {
  2578. return this.pushStack(
  2579. jQuery.uniqueSort(
  2580. jQuery.merge( this.get(), jQuery( selector, context ) )
  2581. )
  2582. );
  2583. },
  2584. addBack: function( selector ) {
  2585. return this.add( selector == null ?
  2586. this.prevObject : this.prevObject.filter( selector )
  2587. );
  2588. }
  2589. } );
  2590. function sibling( cur, dir ) {
  2591. while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {}
  2592. return cur;
  2593. }
  2594. jQuery.each( {
  2595. parent: function( elem ) {
  2596. var parent = elem.parentNode;
  2597. return parent && parent.nodeType !== 11 ? parent : null;
  2598. },
  2599. parents: function( elem ) {
  2600. return dir( elem, "parentNode" );
  2601. },
  2602. parentsUntil: function( elem, i, until ) {
  2603. return dir( elem, "parentNode", until );
  2604. },
  2605. next: function( elem ) {
  2606. return sibling( elem, "nextSibling" );
  2607. },
  2608. prev: function( elem ) {
  2609. return sibling( elem, "previousSibling" );
  2610. },
  2611. nextAll: function( elem ) {
  2612. return dir( elem, "nextSibling" );
  2613. },
  2614. prevAll: function( elem ) {
  2615. return dir( elem, "previousSibling" );
  2616. },
  2617. nextUntil: function( elem, i, until ) {
  2618. return dir( elem, "nextSibling", until );
  2619. },
  2620. prevUntil: function( elem, i, until ) {
  2621. return dir( elem, "previousSibling", until );
  2622. },
  2623. siblings: function( elem ) {
  2624. return siblings( ( elem.parentNode || {} ).firstChild, elem );
  2625. },
  2626. children: function( elem ) {
  2627. return siblings( elem.firstChild );
  2628. },
  2629. contents: function( elem ) {
  2630. if ( typeof elem.contentDocument !== "undefined" ) {
  2631. return elem.contentDocument;
  2632. }
  2633. // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
  2634. // Treat the template element as a regular one in browsers that
  2635. // don't support it.
  2636. if ( nodeName( elem, "template" ) ) {
  2637. elem = elem.content || elem;
  2638. }
  2639. return jQuery.merge( [], elem.childNodes );
  2640. }
  2641. }, function( name, fn ) {
  2642. jQuery.fn[ name ] = function( until, selector ) {
  2643. var matched = jQuery.map( this, fn, until );
  2644. if ( name.slice( -5 ) !== "Until" ) {
  2645. selector = until;
  2646. }
  2647. if ( selector && typeof selector === "string" ) {
  2648. matched = jQuery.filter( selector, matched );
  2649. }
  2650. if ( this.length > 1 ) {
  2651. // Remove duplicates
  2652. if ( !guaranteedUnique[ name ] ) {
  2653. jQuery.uniqueSort( matched );
  2654. }
  2655. // Reverse order for parents* and prev-derivatives
  2656. if ( rparentsprev.test( name ) ) {
  2657. matched.reverse();
  2658. }
  2659. }
  2660. return this.pushStack( matched );
  2661. };
  2662. } );
  2663. var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g );
  2664. // Convert String-formatted options into Object-formatted ones
  2665. function createOptions( options ) {
  2666. var object = {};
  2667. jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) {
  2668. object[ flag ] = true;
  2669. } );
  2670. return object;
  2671. }
  2672. /*
  2673. * Create a callback list using the following parameters:
  2674. *
  2675. * options: an optional list of space-separated options that will change how
  2676. * the callback list behaves or a more traditional option object
  2677. *
  2678. * By default a callback list will act like an event callback list and can be
  2679. * "fired" multiple times.
  2680. *
  2681. * Possible options:
  2682. *
  2683. * once: will ensure the callback list can only be fired once (like a Deferred)
  2684. *
  2685. * memory: will keep track of previous values and will call any callback added
  2686. * after the list has been fired right away with the latest "memorized"
  2687. * values (like a Deferred)
  2688. *
  2689. * unique: will ensure a callback can only be added once (no duplicate in the list)
  2690. *
  2691. * stopOnFalse: interrupt callings when a callback returns false
  2692. *
  2693. */
  2694. jQuery.Callbacks = function( options ) {
  2695. // Convert options from String-formatted to Object-formatted if needed
  2696. // (we check in cache first)
  2697. options = typeof options === "string" ?
  2698. createOptions( options ) :
  2699. jQuery.extend( {}, options );
  2700. var // Flag to know if list is currently firing
  2701. firing,
  2702. // Last fire value for non-forgettable lists
  2703. memory,
  2704. // Flag to know if list was already fired
  2705. fired,
  2706. // Flag to prevent firing
  2707. locked,
  2708. // Actual callback list
  2709. list = [],
  2710. // Queue of execution data for repeatable lists
  2711. queue = [],
  2712. // Index of currently firing callback (modified by add/remove as needed)
  2713. firingIndex = -1,
  2714. // Fire callbacks
  2715. fire = function() {
  2716. // Enforce single-firing
  2717. locked = locked || options.once;
  2718. // Execute callbacks for all pending executions,
  2719. // respecting firingIndex overrides and runtime changes
  2720. fired = firing = true;
  2721. for ( ; queue.length; firingIndex = -1 ) {
  2722. memory = queue.shift();
  2723. while ( ++firingIndex < list.length ) {
  2724. // Run callback and check for early termination
  2725. if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false &&
  2726. options.stopOnFalse ) {
  2727. // Jump to end and forget the data so .add doesn't re-fire
  2728. firingIndex = list.length;
  2729. memory = false;
  2730. }
  2731. }
  2732. }
  2733. // Forget the data if we're done with it
  2734. if ( !options.memory ) {
  2735. memory = false;
  2736. }
  2737. firing = false;
  2738. // Clean up if we're done firing for good
  2739. if ( locked ) {
  2740. // Keep an empty list if we have data for future add calls
  2741. if ( memory ) {
  2742. list = [];
  2743. // Otherwise, this object is spent
  2744. } else {
  2745. list = "";
  2746. }
  2747. }
  2748. },
  2749. // Actual Callbacks object
  2750. self = {
  2751. // Add a callback or a collection of callbacks to the list
  2752. add: function() {
  2753. if ( list ) {
  2754. // If we have memory from a past run, we should fire after adding
  2755. if ( memory && !firing ) {
  2756. firingIndex = list.length - 1;
  2757. queue.push( memory );
  2758. }
  2759. ( function add( args ) {
  2760. jQuery.each( args, function( _, arg ) {
  2761. if ( isFunction( arg ) ) {
  2762. if ( !options.unique || !self.has( arg ) ) {
  2763. list.push( arg );
  2764. }
  2765. } else if ( arg && arg.length && toType( arg ) !== "string" ) {
  2766. // Inspect recursively
  2767. add( arg );
  2768. }
  2769. } );
  2770. } )( arguments );
  2771. if ( memory && !firing ) {
  2772. fire();
  2773. }
  2774. }
  2775. return this;
  2776. },
  2777. // Remove a callback from the list
  2778. remove: function() {
  2779. jQuery.each( arguments, function( _, arg ) {
  2780. var index;
  2781. while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
  2782. list.splice( index, 1 );
  2783. // Handle firing indexes
  2784. if ( index <= firingIndex ) {
  2785. firingIndex--;
  2786. }
  2787. }
  2788. } );
  2789. return this;
  2790. },
  2791. // Check if a given callback is in the list.
  2792. // If no argument is given, return whether or not list has callbacks attached.
  2793. has: function( fn ) {
  2794. return fn ?
  2795. jQuery.inArray( fn, list ) > -1 :
  2796. list.length > 0;
  2797. },
  2798. // Remove all callbacks from the list
  2799. empty: function() {
  2800. if ( list ) {
  2801. list = [];
  2802. }
  2803. return this;
  2804. },
  2805. // Disable .fire and .add
  2806. // Abort any current/pending executions
  2807. // Clear all callbacks and values
  2808. disable: function() {
  2809. locked = queue = [];
  2810. list = memory = "";
  2811. return this;
  2812. },
  2813. disabled: function() {
  2814. return !list;
  2815. },
  2816. // Disable .fire
  2817. // Also disable .add unless we have memory (since it would have no effect)
  2818. // Abort any pending executions
  2819. lock: function() {
  2820. locked = queue = [];
  2821. if ( !memory && !firing ) {
  2822. list = memory = "";
  2823. }
  2824. return this;
  2825. },
  2826. locked: function() {
  2827. return !!locked;
  2828. },
  2829. // Call all callbacks with the given context and arguments
  2830. fireWith: function( context, args ) {
  2831. if ( !locked ) {
  2832. args = args || [];
  2833. args = [ context, args.slice ? args.slice() : args ];
  2834. queue.push( args );
  2835. if ( !firing ) {
  2836. fire();
  2837. }
  2838. }
  2839. return this;
  2840. },
  2841. // Call all the callbacks with the given arguments
  2842. fire: function() {
  2843. self.fireWith( this, arguments );
  2844. return this;
  2845. },
  2846. // To know if the callbacks have already been called at least once
  2847. fired: function() {
  2848. return !!fired;
  2849. }
  2850. };
  2851. return self;
  2852. };
  2853. function Identity( v ) {
  2854. return v;
  2855. }
  2856. function Thrower( ex ) {
  2857. throw ex;
  2858. }
  2859. function adoptValue( value, resolve, reject, noValue ) {
  2860. var method;
  2861. try {
  2862. // Check for promise aspect first to privilege synchronous behavior
  2863. if ( value && isFunction( ( method = value.promise ) ) ) {
  2864. method.call( value ).done( resolve ).fail( reject );
  2865. // Other thenables
  2866. } else if ( value && isFunction( ( method = value.then ) ) ) {
  2867. method.call( value, resolve, reject );
  2868. // Other non-thenables
  2869. } else {
  2870. // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
  2871. // * false: [ value ].slice( 0 ) => resolve( value )
  2872. // * true: [ value ].slice( 1 ) => resolve()
  2873. resolve.apply( undefined, [ value ].slice( noValue ) );
  2874. }
  2875. // For Promises/A+, convert exceptions into rejections
  2876. // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in
  2877. // Deferred#then to conditionally suppress rejection.
  2878. } catch ( value ) {
  2879. // Support: Android 4.0 only
  2880. // Strict mode functions invoked without .call/.apply get global-object context
  2881. reject.apply( undefined, [ value ] );
  2882. }
  2883. }
  2884. jQuery.extend( {
  2885. Deferred: function( func ) {
  2886. var tuples = [
  2887. // action, add listener, callbacks,
  2888. // ... .then handlers, argument index, [final state]
  2889. [ "notify", "progress", jQuery.Callbacks( "memory" ),
  2890. jQuery.Callbacks( "memory" ), 2 ],
  2891. [ "resolve", "done", jQuery.Callbacks( "once memory" ),
  2892. jQuery.Callbacks( "once memory" ), 0, "resolved" ],
  2893. [ "reject", "fail", jQuery.Callbacks( "once memory" ),
  2894. jQuery.Callbacks( "once memory" ), 1, "rejected" ]
  2895. ],
  2896. state = "pending",
  2897. promise = {
  2898. state: function() {
  2899. return state;
  2900. },
  2901. always: function() {
  2902. deferred.done( arguments ).fail( arguments );
  2903. return this;
  2904. },
  2905. "catch": function( fn ) {
  2906. return promise.then( null, fn );
  2907. },
  2908. // Keep pipe for back-compat
  2909. pipe: function( /* fnDone, fnFail, fnProgress */ ) {
  2910. var fns = arguments;
  2911. return jQuery.Deferred( function( newDefer ) {
  2912. jQuery.each( tuples, function( i, tuple ) {
  2913. // Map tuples (progress, done, fail) to arguments (done, fail, progress)
  2914. var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ];
  2915. // deferred.progress(function() { bind to newDefer or newDefer.notify })
  2916. // deferred.done(function() { bind to newDefer or newDefer.resolve })
  2917. // deferred.fail(function() { bind to newDefer or newDefer.reject })
  2918. deferred[ tuple[ 1 ] ]( function() {
  2919. var returned = fn && fn.apply( this, arguments );
  2920. if ( returned && isFunction( returned.promise ) ) {
  2921. returned.promise()
  2922. .progress( newDefer.notify )
  2923. .done( newDefer.resolve )
  2924. .fail( newDefer.reject );
  2925. } else {
  2926. newDefer[ tuple[ 0 ] + "With" ](
  2927. this,
  2928. fn ? [ returned ] : arguments
  2929. );
  2930. }
  2931. } );
  2932. } );
  2933. fns = null;
  2934. } ).promise();
  2935. },
  2936. then: function( onFulfilled, onRejected, onProgress ) {
  2937. var maxDepth = 0;
  2938. function resolve( depth, deferred, handler, special ) {
  2939. return function() {
  2940. var that = this,
  2941. args = arguments,
  2942. mightThrow = function() {
  2943. var returned, then;
  2944. // Support: Promises/A+ section 2.3.3.3.3
  2945. // https://promisesaplus.com/#point-59
  2946. // Ignore double-resolution attempts
  2947. if ( depth < maxDepth ) {
  2948. return;
  2949. }
  2950. returned = handler.apply( that, args );
  2951. // Support: Promises/A+ section 2.3.1
  2952. // https://promisesaplus.com/#point-48
  2953. if ( returned === deferred.promise() ) {
  2954. throw new TypeError( "Thenable self-resolution" );
  2955. }
  2956. // Support: Promises/A+ sections 2.3.3.1, 3.5
  2957. // https://promisesaplus.com/#point-54
  2958. // https://promisesaplus.com/#point-75
  2959. // Retrieve `then` only once
  2960. then = returned &&
  2961. // Support: Promises/A+ section 2.3.4
  2962. // https://promisesaplus.com/#point-64
  2963. // Only check objects and functions for thenability
  2964. ( typeof returned === "object" ||
  2965. typeof returned === "function" ) &&
  2966. returned.then;
  2967. // Handle a returned thenable
  2968. if ( isFunction( then ) ) {
  2969. // Special processors (notify) just wait for resolution
  2970. if ( special ) {
  2971. then.call(
  2972. returned,
  2973. resolve( maxDepth, deferred, Identity, special ),
  2974. resolve( maxDepth, deferred, Thrower, special )
  2975. );
  2976. // Normal processors (resolve) also hook into progress
  2977. } else {
  2978. // ...and disregard older resolution values
  2979. maxDepth++;
  2980. then.call(
  2981. returned,
  2982. resolve( maxDepth, deferred, Identity, special ),
  2983. resolve( maxDepth, deferred, Thrower, special ),
  2984. resolve( maxDepth, deferred, Identity,
  2985. deferred.notifyWith )
  2986. );
  2987. }
  2988. // Handle all other returned values
  2989. } else {
  2990. // Only substitute handlers pass on context
  2991. // and multiple values (non-spec behavior)
  2992. if ( handler !== Identity ) {
  2993. that = undefined;
  2994. args = [ returned ];
  2995. }
  2996. // Process the value(s)
  2997. // Default process is resolve
  2998. ( special || deferred.resolveWith )( that, args );
  2999. }
  3000. },
  3001. // Only normal processors (resolve) catch and reject exceptions
  3002. process = special ?
  3003. mightThrow :
  3004. function() {
  3005. try {
  3006. mightThrow();
  3007. } catch ( e ) {
  3008. if ( jQuery.Deferred.exceptionHook ) {
  3009. jQuery.Deferred.exceptionHook( e,
  3010. process.stackTrace );
  3011. }
  3012. // Support: Promises/A+ section 2.3.3.3.4.1
  3013. // https://promisesaplus.com/#point-61
  3014. // Ignore post-resolution exceptions
  3015. if ( depth + 1 >= maxDepth ) {
  3016. // Only substitute handlers pass on context
  3017. // and multiple values (non-spec behavior)
  3018. if ( handler !== Thrower ) {
  3019. that = undefined;
  3020. args = [ e ];
  3021. }
  3022. deferred.rejectWith( that, args );
  3023. }
  3024. }
  3025. };
  3026. // Support: Promises/A+ section 2.3.3.3.1
  3027. // https://promisesaplus.com/#point-57
  3028. // Re-resolve promises immediately to dodge false rejection from
  3029. // subsequent errors
  3030. if ( depth ) {
  3031. process();
  3032. } else {
  3033. // Call an optional hook to record the stack, in case of exception
  3034. // since it's otherwise lost when execution goes async
  3035. if ( jQuery.Deferred.getStackHook ) {
  3036. process.stackTrace = jQuery.Deferred.getStackHook();
  3037. }
  3038. window.setTimeout( process );
  3039. }
  3040. };
  3041. }
  3042. return jQuery.Deferred( function( newDefer ) {
  3043. // progress_handlers.add( ... )
  3044. tuples[ 0 ][ 3 ].add(
  3045. resolve(
  3046. 0,
  3047. newDefer,
  3048. isFunction( onProgress ) ?
  3049. onProgress :
  3050. Identity,
  3051. newDefer.notifyWith
  3052. )
  3053. );
  3054. // fulfilled_handlers.add( ... )
  3055. tuples[ 1 ][ 3 ].add(
  3056. resolve(
  3057. 0,
  3058. newDefer,
  3059. isFunction( onFulfilled ) ?
  3060. onFulfilled :
  3061. Identity
  3062. )
  3063. );
  3064. // rejected_handlers.add( ... )
  3065. tuples[ 2 ][ 3 ].add(
  3066. resolve(
  3067. 0,
  3068. newDefer,
  3069. isFunction( onRejected ) ?
  3070. onRejected :
  3071. Thrower
  3072. )
  3073. );
  3074. } ).promise();
  3075. },
  3076. // Get a promise for this deferred
  3077. // If obj is provided, the promise aspect is added to the object
  3078. promise: function( obj ) {
  3079. return obj != null ? jQuery.extend( obj, promise ) : promise;
  3080. }
  3081. },
  3082. deferred = {};
  3083. // Add list-specific methods
  3084. jQuery.each( tuples, function( i, tuple ) {
  3085. var list = tuple[ 2 ],
  3086. stateString = tuple[ 5 ];
  3087. // promise.progress = list.add
  3088. // promise.done = list.add
  3089. // promise.fail = list.add
  3090. promise[ tuple[ 1 ] ] = list.add;
  3091. // Handle state
  3092. if ( stateString ) {
  3093. list.add(
  3094. function() {
  3095. // state = "resolved" (i.e., fulfilled)
  3096. // state = "rejected"
  3097. state = stateString;
  3098. },
  3099. // rejected_callbacks.disable
  3100. // fulfilled_callbacks.disable
  3101. tuples[ 3 - i ][ 2 ].disable,
  3102. // rejected_handlers.disable
  3103. // fulfilled_handlers.disable
  3104. tuples[ 3 - i ][ 3 ].disable,
  3105. // progress_callbacks.lock
  3106. tuples[ 0 ][ 2 ].lock,
  3107. // progress_handlers.lock
  3108. tuples[ 0 ][ 3 ].lock
  3109. );
  3110. }
  3111. // progress_handlers.fire
  3112. // fulfilled_handlers.fire
  3113. // rejected_handlers.fire
  3114. list.add( tuple[ 3 ].fire );
  3115. // deferred.notify = function() { deferred.notifyWith(...) }
  3116. // deferred.resolve = function() { deferred.resolveWith(...) }
  3117. // deferred.reject = function() { deferred.rejectWith(...) }
  3118. deferred[ tuple[ 0 ] ] = function() {
  3119. deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments );
  3120. return this;
  3121. };
  3122. // deferred.notifyWith = list.fireWith
  3123. // deferred.resolveWith = list.fireWith
  3124. // deferred.rejectWith = list.fireWith
  3125. deferred[ tuple[ 0 ] + "With" ] = list.fireWith;
  3126. } );
  3127. // Make the deferred a promise
  3128. promise.promise( deferred );
  3129. // Call given func if any
  3130. if ( func ) {
  3131. func.call( deferred, deferred );
  3132. }
  3133. // All done!
  3134. return deferred;
  3135. },
  3136. // Deferred helper
  3137. when: function( singleValue ) {
  3138. var
  3139. // count of uncompleted subordinates
  3140. remaining = arguments.length,
  3141. // count of unprocessed arguments
  3142. i = remaining,
  3143. // subordinate fulfillment data
  3144. resolveContexts = Array( i ),
  3145. resolveValues = slice.call( arguments ),
  3146. // the master Deferred
  3147. master = jQuery.Deferred(),
  3148. // subordinate callback factory
  3149. updateFunc = function( i ) {
  3150. return function( value ) {
  3151. resolveContexts[ i ] = this;
  3152. resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
  3153. if ( !( --remaining ) ) {
  3154. master.resolveWith( resolveContexts, resolveValues );
  3155. }
  3156. };
  3157. };
  3158. // Single- and empty arguments are adopted like Promise.resolve
  3159. if ( remaining <= 1 ) {
  3160. adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
  3161. !remaining );
  3162. // Use .then() to unwrap secondary thenables (cf. gh-3000)
  3163. if ( master.state() === "pending" ||
  3164. isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) {
  3165. return master.then();
  3166. }
  3167. }
  3168. // Multiple arguments are aggregated like Promise.all array elements
  3169. while ( i-- ) {
  3170. adoptValue( resolveValues[ i ], updateFunc( i ), master.reject );
  3171. }
  3172. return master.promise();
  3173. }
  3174. } );
  3175. // These usually indicate a programmer mistake during development,
  3176. // warn about them ASAP rather than swallowing them by default.
  3177. var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/;
  3178. jQuery.Deferred.exceptionHook = function( error, stack ) {
  3179. // Support: IE 8 - 9 only
  3180. // Console exists when dev tools are open, which can happen at any time
  3181. if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) {
  3182. window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack );
  3183. }
  3184. };
  3185. jQuery.readyException = function( error ) {
  3186. window.setTimeout( function() {
  3187. throw error;
  3188. } );
  3189. };
  3190. // The deferred used on DOM ready
  3191. var readyList = jQuery.Deferred();
  3192. jQuery.fn.ready = function( fn ) {
  3193. readyList
  3194. .then( fn )
  3195. // Wrap jQuery.readyException in a function so that the lookup
  3196. // happens at the time of error handling instead of callback
  3197. // registration.
  3198. .catch( function( error ) {
  3199. jQuery.readyException( error );
  3200. } );
  3201. return this;
  3202. };
  3203. jQuery.extend( {
  3204. // Is the DOM ready to be used? Set to true once it occurs.
  3205. isReady: false,
  3206. // A counter to track how many items to wait for before
  3207. // the ready event fires. See #6781
  3208. readyWait: 1,
  3209. // Handle when the DOM is ready
  3210. ready: function( wait ) {
  3211. // Abort if there are pending holds or we're already ready
  3212. if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
  3213. return;
  3214. }
  3215. // Remember that the DOM is ready
  3216. jQuery.isReady = true;
  3217. // If a normal DOM Ready event fired, decrement, and wait if need be
  3218. if ( wait !== true && --jQuery.readyWait > 0 ) {
  3219. return;
  3220. }
  3221. // If there are functions bound, to execute
  3222. readyList.resolveWith( document, [ jQuery ] );
  3223. }
  3224. } );
  3225. jQuery.ready.then = readyList.then;
  3226. // The ready event handler and self cleanup method
  3227. function completed() {
  3228. document.removeEventListener( "DOMContentLoaded", completed );
  3229. window.removeEventListener( "load", completed );
  3230. jQuery.ready();
  3231. }
  3232. // Catch cases where $(document).ready() is called
  3233. // after the browser event has already occurred.
  3234. // Support: IE <=9 - 10 only
  3235. // Older IE sometimes signals "interactive" too soon
  3236. if ( document.readyState === "complete" ||
  3237. ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) {
  3238. // Handle it asynchronously to allow scripts the opportunity to delay ready
  3239. window.setTimeout( jQuery.ready );
  3240. } else {
  3241. // Use the handy event callback
  3242. document.addEventListener( "DOMContentLoaded", completed );
  3243. // A fallback to window.onload, that will always work
  3244. window.addEventListener( "load", completed );
  3245. }
  3246. // Multifunctional method to get and set values of a collection
  3247. // The value/s can optionally be executed if it's a function
  3248. var access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
  3249. var i = 0,
  3250. len = elems.length,
  3251. bulk = key == null;
  3252. // Sets many values
  3253. if ( toType( key ) === "object" ) {
  3254. chainable = true;
  3255. for ( i in key ) {
  3256. access( elems, fn, i, key[ i ], true, emptyGet, raw );
  3257. }
  3258. // Sets one value
  3259. } else if ( value !== undefined ) {
  3260. chainable = true;
  3261. if ( !isFunction( value ) ) {
  3262. raw = true;
  3263. }
  3264. if ( bulk ) {
  3265. // Bulk operations run against the entire set
  3266. if ( raw ) {
  3267. fn.call( elems, value );
  3268. fn = null;
  3269. // ...except when executing function values
  3270. } else {
  3271. bulk = fn;
  3272. fn = function( elem, key, value ) {
  3273. return bulk.call( jQuery( elem ), value );
  3274. };
  3275. }
  3276. }
  3277. if ( fn ) {
  3278. for ( ; i < len; i++ ) {
  3279. fn(
  3280. elems[ i ], key, raw ?
  3281. value :
  3282. value.call( elems[ i ], i, fn( elems[ i ], key ) )
  3283. );
  3284. }
  3285. }
  3286. }
  3287. if ( chainable ) {
  3288. return elems;
  3289. }
  3290. // Gets
  3291. if ( bulk ) {
  3292. return fn.call( elems );
  3293. }
  3294. return len ? fn( elems[ 0 ], key ) : emptyGet;
  3295. };
  3296. // Matches dashed string for camelizing
  3297. var rmsPrefix = /^-ms-/,
  3298. rdashAlpha = /-([a-z])/g;
  3299. // Used by camelCase as callback to replace()
  3300. function fcamelCase( all, letter ) {
  3301. return letter.toUpperCase();
  3302. }
  3303. // Convert dashed to camelCase; used by the css and data modules
  3304. // Support: IE <=9 - 11, Edge 12 - 15
  3305. // Microsoft forgot to hump their vendor prefix (#9572)
  3306. function camelCase( string ) {
  3307. return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
  3308. }
  3309. var acceptData = function( owner ) {
  3310. // Accepts only:
  3311. // - Node
  3312. // - Node.ELEMENT_NODE
  3313. // - Node.DOCUMENT_NODE
  3314. // - Object
  3315. // - Any
  3316. return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType );
  3317. };
  3318. function Data() {
  3319. this.expando = jQuery.expando + Data.uid++;
  3320. }
  3321. Data.uid = 1;
  3322. Data.prototype = {
  3323. cache: function( owner ) {
  3324. // Check if the owner object already has a cache
  3325. var value = owner[ this.expando ];
  3326. // If not, create one
  3327. if ( !value ) {
  3328. value = {};
  3329. // We can accept data for non-element nodes in modern browsers,
  3330. // but we should not, see #8335.
  3331. // Always return an empty object.
  3332. if ( acceptData( owner ) ) {
  3333. // If it is a node unlikely to be stringify-ed or looped over
  3334. // use plain assignment
  3335. if ( owner.nodeType ) {
  3336. owner[ this.expando ] = value;
  3337. // Otherwise secure it in a non-enumerable property
  3338. // configurable must be true to allow the property to be
  3339. // deleted when data is removed
  3340. } else {
  3341. Object.defineProperty( owner, this.expando, {
  3342. value: value,
  3343. configurable: true
  3344. } );
  3345. }
  3346. }
  3347. }
  3348. return value;
  3349. },
  3350. set: function( owner, data, value ) {
  3351. var prop,
  3352. cache = this.cache( owner );
  3353. // Handle: [ owner, key, value ] args
  3354. // Always use camelCase key (gh-2257)
  3355. if ( typeof data === "string" ) {
  3356. cache[ camelCase( data ) ] = value;
  3357. // Handle: [ owner, { properties } ] args
  3358. } else {
  3359. // Copy the properties one-by-one to the cache object
  3360. for ( prop in data ) {
  3361. cache[ camelCase( prop ) ] = data[ prop ];
  3362. }
  3363. }
  3364. return cache;
  3365. },
  3366. get: function( owner, key ) {
  3367. return key === undefined ?
  3368. this.cache( owner ) :
  3369. // Always use camelCase key (gh-2257)
  3370. owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ];
  3371. },
  3372. access: function( owner, key, value ) {
  3373. // In cases where either:
  3374. //
  3375. // 1. No key was specified
  3376. // 2. A string key was specified, but no value provided
  3377. //
  3378. // Take the "read" path and allow the get method to determine
  3379. // which value to return, respectively either:
  3380. //
  3381. // 1. The entire cache object
  3382. // 2. The data stored at the key
  3383. //
  3384. if ( key === undefined ||
  3385. ( ( key && typeof key === "string" ) && value === undefined ) ) {
  3386. return this.get( owner, key );
  3387. }
  3388. // When the key is not a string, or both a key and value
  3389. // are specified, set or extend (existing objects) with either:
  3390. //
  3391. // 1. An object of properties
  3392. // 2. A key and value
  3393. //
  3394. this.set( owner, key, value );
  3395. // Since the "set" path can have two possible entry points
  3396. // return the expected data based on which path was taken[*]
  3397. return value !== undefined ? value : key;
  3398. },
  3399. remove: function( owner, key ) {
  3400. var i,
  3401. cache = owner[ this.expando ];
  3402. if ( cache === undefined ) {
  3403. return;
  3404. }
  3405. if ( key !== undefined ) {
  3406. // Support array or space separated string of keys
  3407. if ( Array.isArray( key ) ) {
  3408. // If key is an array of keys...
  3409. // We always set camelCase keys, so remove that.
  3410. key = key.map( camelCase );
  3411. } else {
  3412. key = camelCase( key );
  3413. // If a key with the spaces exists, use it.
  3414. // Otherwise, create an array by matching non-whitespace
  3415. key = key in cache ?
  3416. [ key ] :
  3417. ( key.match( rnothtmlwhite ) || [] );
  3418. }
  3419. i = key.length;
  3420. while ( i-- ) {
  3421. delete cache[ key[ i ] ];
  3422. }
  3423. }
  3424. // Remove the expando if there's no more data
  3425. if ( key === undefined || jQuery.isEmptyObject( cache ) ) {
  3426. // Support: Chrome <=35 - 45
  3427. // Webkit & Blink performance suffers when deleting properties
  3428. // from DOM nodes, so set to undefined instead
  3429. // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted)
  3430. if ( owner.nodeType ) {
  3431. owner[ this.expando ] = undefined;
  3432. } else {
  3433. delete owner[ this.expando ];
  3434. }
  3435. }
  3436. },
  3437. hasData: function( owner ) {
  3438. var cache = owner[ this.expando ];
  3439. return cache !== undefined && !jQuery.isEmptyObject( cache );
  3440. }
  3441. };
  3442. var dataPriv = new Data();
  3443. var dataUser = new Data();
  3444. // Implementation Summary
  3445. //
  3446. // 1. Enforce API surface and semantic compatibility with 1.9.x branch
  3447. // 2. Improve the module's maintainability by reducing the storage
  3448. // paths to a single mechanism.
  3449. // 3. Use the same single mechanism to support "private" and "user" data.
  3450. // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData)
  3451. // 5. Avoid exposing implementation details on user objects (eg. expando properties)
  3452. // 6. Provide a clear path for implementation upgrade to WeakMap in 2014
  3453. var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
  3454. rmultiDash = /[A-Z]/g;
  3455. function getData( data ) {
  3456. if ( data === "true" ) {
  3457. return true;
  3458. }
  3459. if ( data === "false" ) {
  3460. return false;
  3461. }
  3462. if ( data === "null" ) {
  3463. return null;
  3464. }
  3465. // Only convert to a number if it doesn't change the string
  3466. if ( data === +data + "" ) {
  3467. return +data;
  3468. }
  3469. if ( rbrace.test( data ) ) {
  3470. return JSON.parse( data );
  3471. }
  3472. return data;
  3473. }
  3474. function dataAttr( elem, key, data ) {
  3475. var name;
  3476. // If nothing was found internally, try to fetch any
  3477. // data from the HTML5 data-* attribute
  3478. if ( data === undefined && elem.nodeType === 1 ) {
  3479. name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase();
  3480. data = elem.getAttribute( name );
  3481. if ( typeof data === "string" ) {
  3482. try {
  3483. data = getData( data );
  3484. } catch ( e ) {}
  3485. // Make sure we set the data so it isn't changed later
  3486. dataUser.set( elem, key, data );
  3487. } else {
  3488. data = undefined;
  3489. }
  3490. }
  3491. return data;
  3492. }
  3493. jQuery.extend( {
  3494. hasData: function( elem ) {
  3495. return dataUser.hasData( elem ) || dataPriv.hasData( elem );
  3496. },
  3497. data: function( elem, name, data ) {
  3498. return dataUser.access( elem, name, data );
  3499. },
  3500. removeData: function( elem, name ) {
  3501. dataUser.remove( elem, name );
  3502. },
  3503. // TODO: Now that all calls to _data and _removeData have been replaced
  3504. // with direct calls to dataPriv methods, these can be deprecated.
  3505. _data: function( elem, name, data ) {
  3506. return dataPriv.access( elem, name, data );
  3507. },
  3508. _removeData: function( elem, name ) {
  3509. dataPriv.remove( elem, name );
  3510. }
  3511. } );
  3512. jQuery.fn.extend( {
  3513. data: function( key, value ) {
  3514. var i, name, data,
  3515. elem = this[ 0 ],
  3516. attrs = elem && elem.attributes;
  3517. // Gets all values
  3518. if ( key === undefined ) {
  3519. if ( this.length ) {
  3520. data = dataUser.get( elem );
  3521. if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) {
  3522. i = attrs.length;
  3523. while ( i-- ) {
  3524. // Support: IE 11 only
  3525. // The attrs elements can be null (#14894)
  3526. if ( attrs[ i ] ) {
  3527. name = attrs[ i ].name;
  3528. if ( name.indexOf( "data-" ) === 0 ) {
  3529. name = camelCase( name.slice( 5 ) );
  3530. dataAttr( elem, name, data[ name ] );
  3531. }
  3532. }
  3533. }
  3534. dataPriv.set( elem, "hasDataAttrs", true );
  3535. }
  3536. }
  3537. return data;
  3538. }
  3539. // Sets multiple values
  3540. if ( typeof key === "object" ) {
  3541. return this.each( function() {
  3542. dataUser.set( this, key );
  3543. } );
  3544. }
  3545. return access( this, function( value ) {
  3546. var data;
  3547. // The calling jQuery object (element matches) is not empty
  3548. // (and therefore has an element appears at this[ 0 ]) and the
  3549. // `value` parameter was not undefined. An empty jQuery object
  3550. // will result in `undefined` for elem = this[ 0 ] which will
  3551. // throw an exception if an attempt to read a data cache is made.
  3552. if ( elem && value === undefined ) {
  3553. // Attempt to get data from the cache
  3554. // The key will always be camelCased in Data
  3555. data = dataUser.get( elem, key );
  3556. if ( data !== undefined ) {
  3557. return data;
  3558. }
  3559. // Attempt to "discover" the data in
  3560. // HTML5 custom data-* attrs
  3561. data = dataAttr( elem, key );
  3562. if ( data !== undefined ) {
  3563. return data;
  3564. }
  3565. // We tried really hard, but the data doesn't exist.
  3566. return;
  3567. }
  3568. // Set the data...
  3569. this.each( function() {
  3570. // We always store the camelCased key
  3571. dataUser.set( this, key, value );
  3572. } );
  3573. }, null, value, arguments.length > 1, null, true );
  3574. },
  3575. removeData: function( key ) {
  3576. return this.each( function() {
  3577. dataUser.remove( this, key );
  3578. } );
  3579. }
  3580. } );
  3581. jQuery.extend( {
  3582. queue: function( elem, type, data ) {
  3583. var queue;
  3584. if ( elem ) {
  3585. type = ( type || "fx" ) + "queue";
  3586. queue = dataPriv.get( elem, type );
  3587. // Speed up dequeue by getting out quickly if this is just a lookup
  3588. if ( data ) {
  3589. if ( !queue || Array.isArray( data ) ) {
  3590. queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
  3591. } else {
  3592. queue.push( data );
  3593. }
  3594. }
  3595. return queue || [];
  3596. }
  3597. },
  3598. dequeue: function( elem, type ) {
  3599. type = type || "fx";
  3600. var queue = jQuery.queue( elem, type ),
  3601. startLength = queue.length,
  3602. fn = queue.shift(),
  3603. hooks = jQuery._queueHooks( elem, type ),
  3604. next = function() {
  3605. jQuery.dequeue( elem, type );
  3606. };
  3607. // If the fx queue is dequeued, always remove the progress sentinel
  3608. if ( fn === "inprogress" ) {
  3609. fn = queue.shift();
  3610. startLength--;
  3611. }
  3612. if ( fn ) {
  3613. // Add a progress sentinel to prevent the fx queue from being
  3614. // automatically dequeued
  3615. if ( type === "fx" ) {
  3616. queue.unshift( "inprogress" );
  3617. }
  3618. // Clear up the last queue stop function
  3619. delete hooks.stop;
  3620. fn.call( elem, next, hooks );
  3621. }
  3622. if ( !startLength && hooks ) {
  3623. hooks.empty.fire();
  3624. }
  3625. },
  3626. // Not public - generate a queueHooks object, or return the current one
  3627. _queueHooks: function( elem, type ) {
  3628. var key = type + "queueHooks";
  3629. return dataPriv.get( elem, key ) || dataPriv.access( elem, key, {
  3630. empty: jQuery.Callbacks( "once memory" ).add( function() {
  3631. dataPriv.remove( elem, [ type + "queue", key ] );
  3632. } )
  3633. } );
  3634. }
  3635. } );
  3636. jQuery.fn.extend( {
  3637. queue: function( type, data ) {
  3638. var setter = 2;
  3639. if ( typeof type !== "string" ) {
  3640. data = type;
  3641. type = "fx";
  3642. setter--;
  3643. }
  3644. if ( arguments.length < setter ) {
  3645. return jQuery.queue( this[ 0 ], type );
  3646. }
  3647. return data === undefined ?
  3648. this :
  3649. this.each( function() {
  3650. var queue = jQuery.queue( this, type, data );
  3651. // Ensure a hooks for this queue
  3652. jQuery._queueHooks( this, type );
  3653. if ( type === "fx" && queue[ 0 ] !== "inprogress" ) {
  3654. jQuery.dequeue( this, type );
  3655. }
  3656. } );
  3657. },
  3658. dequeue: function( type ) {
  3659. return this.each( function() {
  3660. jQuery.dequeue( this, type );
  3661. } );
  3662. },
  3663. clearQueue: function( type ) {
  3664. return this.queue( type || "fx", [] );
  3665. },
  3666. // Get a promise resolved when queues of a certain type
  3667. // are emptied (fx is the type by default)
  3668. promise: function( type, obj ) {
  3669. var tmp,
  3670. count = 1,
  3671. defer = jQuery.Deferred(),
  3672. elements = this,
  3673. i = this.length,
  3674. resolve = function() {
  3675. if ( !( --count ) ) {
  3676. defer.resolveWith( elements, [ elements ] );
  3677. }
  3678. };
  3679. if ( typeof type !== "string" ) {
  3680. obj = type;
  3681. type = undefined;
  3682. }
  3683. type = type || "fx";
  3684. while ( i-- ) {
  3685. tmp = dataPriv.get( elements[ i ], type + "queueHooks" );
  3686. if ( tmp && tmp.empty ) {
  3687. count++;
  3688. tmp.empty.add( resolve );
  3689. }
  3690. }
  3691. resolve();
  3692. return defer.promise( obj );
  3693. }
  3694. } );
  3695. var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source;
  3696. var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" );
  3697. var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
  3698. var documentElement = document.documentElement;
  3699. var isAttached = function( elem ) {
  3700. return jQuery.contains( elem.ownerDocument, elem );
  3701. },
  3702. composed = { composed: true };
  3703. // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only
  3704. // Check attachment across shadow DOM boundaries when possible (gh-3504)
  3705. // Support: iOS 10.0-10.2 only
  3706. // Early iOS 10 versions support `attachShadow` but not `getRootNode`,
  3707. // leading to errors. We need to check for `getRootNode`.
  3708. if ( documentElement.getRootNode ) {
  3709. isAttached = function( elem ) {
  3710. return jQuery.contains( elem.ownerDocument, elem ) ||
  3711. elem.getRootNode( composed ) === elem.ownerDocument;
  3712. };
  3713. }
  3714. var isHiddenWithinTree = function( elem, el ) {
  3715. // isHiddenWithinTree might be called from jQuery#filter function;
  3716. // in that case, element will be second argument
  3717. elem = el || elem;
  3718. // Inline style trumps all
  3719. return elem.style.display === "none" ||
  3720. elem.style.display === "" &&
  3721. // Otherwise, check computed style
  3722. // Support: Firefox <=43 - 45
  3723. // Disconnected elements can have computed display: none, so first confirm that elem is
  3724. // in the document.
  3725. isAttached( elem ) &&
  3726. jQuery.css( elem, "display" ) === "none";
  3727. };
  3728. var swap = function( elem, options, callback, args ) {
  3729. var ret, name,
  3730. old = {};
  3731. // Remember the old values, and insert the new ones
  3732. for ( name in options ) {
  3733. old[ name ] = elem.style[ name ];
  3734. elem.style[ name ] = options[ name ];
  3735. }
  3736. ret = callback.apply( elem, args || [] );
  3737. // Revert the old values
  3738. for ( name in options ) {
  3739. elem.style[ name ] = old[ name ];
  3740. }
  3741. return ret;
  3742. };
  3743. function adjustCSS( elem, prop, valueParts, tween ) {
  3744. var adjusted, scale,
  3745. maxIterations = 20,
  3746. currentValue = tween ?
  3747. function() {
  3748. return tween.cur();
  3749. } :
  3750. function() {
  3751. return jQuery.css( elem, prop, "" );
  3752. },
  3753. initial = currentValue(),
  3754. unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
  3755. // Starting value computation is required for potential unit mismatches
  3756. initialInUnit = elem.nodeType &&
  3757. ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) &&
  3758. rcssNum.exec( jQuery.css( elem, prop ) );
  3759. if ( initialInUnit && initialInUnit[ 3 ] !== unit ) {
  3760. // Support: Firefox <=54
  3761. // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144)
  3762. initial = initial / 2;
  3763. // Trust units reported by jQuery.css
  3764. unit = unit || initialInUnit[ 3 ];
  3765. // Iteratively approximate from a nonzero starting point
  3766. initialInUnit = +initial || 1;
  3767. while ( maxIterations-- ) {
  3768. // Evaluate and update our best guess (doubling guesses that zero out).
  3769. // Finish if the scale equals or crosses 1 (making the old*new product non-positive).
  3770. jQuery.style( elem, prop, initialInUnit + unit );
  3771. if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) {
  3772. maxIterations = 0;
  3773. }
  3774. initialInUnit = initialInUnit / scale;
  3775. }
  3776. initialInUnit = initialInUnit * 2;
  3777. jQuery.style( elem, prop, initialInUnit + unit );
  3778. // Make sure we update the tween properties later on
  3779. valueParts = valueParts || [];
  3780. }
  3781. if ( valueParts ) {
  3782. initialInUnit = +initialInUnit || +initial || 0;
  3783. // Apply relative offset (+=/-=) if specified
  3784. adjusted = valueParts[ 1 ] ?
  3785. initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] :
  3786. +valueParts[ 2 ];
  3787. if ( tween ) {
  3788. tween.unit = unit;
  3789. tween.start = initialInUnit;
  3790. tween.end = adjusted;
  3791. }
  3792. }
  3793. return adjusted;
  3794. }
  3795. var defaultDisplayMap = {};
  3796. function getDefaultDisplay( elem ) {
  3797. var temp,
  3798. doc = elem.ownerDocument,
  3799. nodeName = elem.nodeName,
  3800. display = defaultDisplayMap[ nodeName ];
  3801. if ( display ) {
  3802. return display;
  3803. }
  3804. temp = doc.body.appendChild( doc.createElement( nodeName ) );
  3805. display = jQuery.css( temp, "display" );
  3806. temp.parentNode.removeChild( temp );
  3807. if ( display === "none" ) {
  3808. display = "block";
  3809. }
  3810. defaultDisplayMap[ nodeName ] = display;
  3811. return display;
  3812. }
  3813. function showHide( elements, show ) {
  3814. var display, elem,
  3815. values = [],
  3816. index = 0,
  3817. length = elements.length;
  3818. // Determine new display value for elements that need to change
  3819. for ( ; index < length; index++ ) {
  3820. elem = elements[ index ];
  3821. if ( !elem.style ) {
  3822. continue;
  3823. }
  3824. display = elem.style.display;
  3825. if ( show ) {
  3826. // Since we force visibility upon cascade-hidden elements, an immediate (and slow)
  3827. // check is required in this first loop unless we have a nonempty display value (either
  3828. // inline or about-to-be-restored)
  3829. if ( display === "none" ) {
  3830. values[ index ] = dataPriv.get( elem, "display" ) || null;
  3831. if ( !values[ index ] ) {
  3832. elem.style.display = "";
  3833. }
  3834. }
  3835. if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) {
  3836. values[ index ] = getDefaultDisplay( elem );
  3837. }
  3838. } else {
  3839. if ( display !== "none" ) {
  3840. values[ index ] = "none";
  3841. // Remember what we're overwriting
  3842. dataPriv.set( elem, "display", display );
  3843. }
  3844. }
  3845. }
  3846. // Set the display of the elements in a second loop to avoid constant reflow
  3847. for ( index = 0; index < length; index++ ) {
  3848. if ( values[ index ] != null ) {
  3849. elements[ index ].style.display = values[ index ];
  3850. }
  3851. }
  3852. return elements;
  3853. }
  3854. jQuery.fn.extend( {
  3855. show: function() {
  3856. return showHide( this, true );
  3857. },
  3858. hide: function() {
  3859. return showHide( this );
  3860. },
  3861. toggle: function( state ) {
  3862. if ( typeof state === "boolean" ) {
  3863. return state ? this.show() : this.hide();
  3864. }
  3865. return this.each( function() {
  3866. if ( isHiddenWithinTree( this ) ) {
  3867. jQuery( this ).show();
  3868. } else {
  3869. jQuery( this ).hide();
  3870. }
  3871. } );
  3872. }
  3873. } );
  3874. var rcheckableType = ( /^(?:checkbox|radio)$/i );
  3875. var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i );
  3876. var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i );
  3877. // We have to close these tags to support XHTML (#13200)
  3878. var wrapMap = {
  3879. // Support: IE <=9 only
  3880. option: [ 1, "<select multiple='multiple'>", "</select>" ],
  3881. // XHTML parsers do not magically insert elements in the
  3882. // same way that tag soup parsers do. So we cannot shorten
  3883. // this by omitting <tbody> or other required elements.
  3884. thead: [ 1, "<table>", "</table>" ],
  3885. col: [ 2, "<table><colgroup>", "</colgroup></table>" ],
  3886. tr: [ 2, "<table><tbody>", "</tbody></table>" ],
  3887. td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
  3888. _default: [ 0, "", "" ]
  3889. };
  3890. // Support: IE <=9 only
  3891. wrapMap.optgroup = wrapMap.option;
  3892. wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
  3893. wrapMap.th = wrapMap.td;
  3894. function getAll( context, tag ) {
  3895. // Support: IE <=9 - 11 only
  3896. // Use typeof to avoid zero-argument method invocation on host objects (#15151)
  3897. var ret;
  3898. if ( typeof context.getElementsByTagName !== "undefined" ) {
  3899. ret = context.getElementsByTagName( tag || "*" );
  3900. } else if ( typeof context.querySelectorAll !== "undefined" ) {
  3901. ret = context.querySelectorAll( tag || "*" );
  3902. } else {
  3903. ret = [];
  3904. }
  3905. if ( tag === undefined || tag && nodeName( context, tag ) ) {
  3906. return jQuery.merge( [ context ], ret );
  3907. }
  3908. return ret;
  3909. }
  3910. // Mark scripts as having already been evaluated
  3911. function setGlobalEval( elems, refElements ) {
  3912. var i = 0,
  3913. l = elems.length;
  3914. for ( ; i < l; i++ ) {
  3915. dataPriv.set(
  3916. elems[ i ],
  3917. "globalEval",
  3918. !refElements || dataPriv.get( refElements[ i ], "globalEval" )
  3919. );
  3920. }
  3921. }
  3922. var rhtml = /<|&#?\w+;/;
  3923. function buildFragment( elems, context, scripts, selection, ignored ) {
  3924. var elem, tmp, tag, wrap, attached, j,
  3925. fragment = context.createDocumentFragment(),
  3926. nodes = [],
  3927. i = 0,
  3928. l = elems.length;
  3929. for ( ; i < l; i++ ) {
  3930. elem = elems[ i ];
  3931. if ( elem || elem === 0 ) {
  3932. // Add nodes directly
  3933. if ( toType( elem ) === "object" ) {
  3934. // Support: Android <=4.0 only, PhantomJS 1 only
  3935. // push.apply(_, arraylike) throws on ancient WebKit
  3936. jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
  3937. // Convert non-html into a text node
  3938. } else if ( !rhtml.test( elem ) ) {
  3939. nodes.push( context.createTextNode( elem ) );
  3940. // Convert html into DOM nodes
  3941. } else {
  3942. tmp = tmp || fragment.appendChild( context.createElement( "div" ) );
  3943. // Deserialize a standard representation
  3944. tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase();
  3945. wrap = wrapMap[ tag ] || wrapMap._default;
  3946. tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ];
  3947. // Descend through wrappers to the right content
  3948. j = wrap[ 0 ];
  3949. while ( j-- ) {
  3950. tmp = tmp.lastChild;
  3951. }
  3952. // Support: Android <=4.0 only, PhantomJS 1 only
  3953. // push.apply(_, arraylike) throws on ancient WebKit
  3954. jQuery.merge( nodes, tmp.childNodes );
  3955. // Remember the top-level container
  3956. tmp = fragment.firstChild;
  3957. // Ensure the created nodes are orphaned (#12392)
  3958. tmp.textContent = "";
  3959. }
  3960. }
  3961. }
  3962. // Remove wrapper from fragment
  3963. fragment.textContent = "";
  3964. i = 0;
  3965. while ( ( elem = nodes[ i++ ] ) ) {
  3966. // Skip elements already in the context collection (trac-4087)
  3967. if ( selection && jQuery.inArray( elem, selection ) > -1 ) {
  3968. if ( ignored ) {
  3969. ignored.push( elem );
  3970. }
  3971. continue;
  3972. }
  3973. attached = isAttached( elem );
  3974. // Append to fragment
  3975. tmp = getAll( fragment.appendChild( elem ), "script" );
  3976. // Preserve script evaluation history
  3977. if ( attached ) {
  3978. setGlobalEval( tmp );
  3979. }
  3980. // Capture executables
  3981. if ( scripts ) {
  3982. j = 0;
  3983. while ( ( elem = tmp[ j++ ] ) ) {
  3984. if ( rscriptType.test( elem.type || "" ) ) {
  3985. scripts.push( elem );
  3986. }
  3987. }
  3988. }
  3989. }
  3990. return fragment;
  3991. }
  3992. ( function() {
  3993. var fragment = document.createDocumentFragment(),
  3994. div = fragment.appendChild( document.createElement( "div" ) ),
  3995. input = document.createElement( "input" );
  3996. // Support: Android 4.0 - 4.3 only
  3997. // Check state lost if the name is set (#11217)
  3998. // Support: Windows Web Apps (WWA)
  3999. // `name` and `type` must use .setAttribute for WWA (#14901)
  4000. input.setAttribute( "type", "radio" );
  4001. input.setAttribute( "checked", "checked" );
  4002. input.setAttribute( "name", "t" );
  4003. div.appendChild( input );
  4004. // Support: Android <=4.1 only
  4005. // Older WebKit doesn't clone checked state correctly in fragments
  4006. support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
  4007. // Support: IE <=11 only
  4008. // Make sure textarea (and checkbox) defaultValue is properly cloned
  4009. div.innerHTML = "<textarea>x</textarea>";
  4010. support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
  4011. } )();
  4012. var
  4013. rkeyEvent = /^key/,
  4014. rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
  4015. rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
  4016. function returnTrue() {
  4017. return true;
  4018. }
  4019. function returnFalse() {
  4020. return false;
  4021. }
  4022. // Support: IE <=9 - 11+
  4023. // focus() and blur() are asynchronous, except when they are no-op.
  4024. // So expect focus to be synchronous when the element is already active,
  4025. // and blur to be synchronous when the element is not already active.
  4026. // (focus and blur are always synchronous in other supported browsers,
  4027. // this just defines when we can count on it).
  4028. function expectSync( elem, type ) {
  4029. return ( elem === safeActiveElement() ) === ( type === "focus" );
  4030. }
  4031. // Support: IE <=9 only
  4032. // Accessing document.activeElement can throw unexpectedly
  4033. // https://bugs.jquery.com/ticket/13393
  4034. function safeActiveElement() {
  4035. try {
  4036. return document.activeElement;
  4037. } catch ( err ) { }
  4038. }
  4039. function on( elem, types, selector, data, fn, one ) {
  4040. var origFn, type;
  4041. // Types can be a map of types/handlers
  4042. if ( typeof types === "object" ) {
  4043. // ( types-Object, selector, data )
  4044. if ( typeof selector !== "string" ) {
  4045. // ( types-Object, data )
  4046. data = data || selector;
  4047. selector = undefined;
  4048. }
  4049. for ( type in types ) {
  4050. on( elem, type, selector, data, types[ type ], one );
  4051. }
  4052. return elem;
  4053. }
  4054. if ( data == null && fn == null ) {
  4055. // ( types, fn )
  4056. fn = selector;
  4057. data = selector = undefined;
  4058. } else if ( fn == null ) {
  4059. if ( typeof selector === "string" ) {
  4060. // ( types, selector, fn )
  4061. fn = data;
  4062. data = undefined;
  4063. } else {
  4064. // ( types, data, fn )
  4065. fn = data;
  4066. data = selector;
  4067. selector = undefined;
  4068. }
  4069. }
  4070. if ( fn === false ) {
  4071. fn = returnFalse;
  4072. } else if ( !fn ) {
  4073. return elem;
  4074. }
  4075. if ( one === 1 ) {
  4076. origFn = fn;
  4077. fn = function( event ) {
  4078. // Can use an empty set, since event contains the info
  4079. jQuery().off( event );
  4080. return origFn.apply( this, arguments );
  4081. };
  4082. // Use same guid so caller can remove using origFn
  4083. fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
  4084. }
  4085. return elem.each( function() {
  4086. jQuery.event.add( this, types, fn, data, selector );
  4087. } );
  4088. }
  4089. /*
  4090. * Helper functions for managing events -- not part of the public interface.
  4091. * Props to Dean Edwards' addEvent library for many of the ideas.
  4092. */
  4093. jQuery.event = {
  4094. global: {},
  4095. add: function( elem, types, handler, data, selector ) {
  4096. var handleObjIn, eventHandle, tmp,
  4097. events, t, handleObj,
  4098. special, handlers, type, namespaces, origType,
  4099. elemData = dataPriv.get( elem );
  4100. // Don't attach events to noData or text/comment nodes (but allow plain objects)
  4101. if ( !elemData ) {
  4102. return;
  4103. }
  4104. // Caller can pass in an object of custom data in lieu of the handler
  4105. if ( handler.handler ) {
  4106. handleObjIn = handler;
  4107. handler = handleObjIn.handler;
  4108. selector = handleObjIn.selector;
  4109. }
  4110. // Ensure that invalid selectors throw exceptions at attach time
  4111. // Evaluate against documentElement in case elem is a non-element node (e.g., document)
  4112. if ( selector ) {
  4113. jQuery.find.matchesSelector( documentElement, selector );
  4114. }
  4115. // Make sure that the handler has a unique ID, used to find/remove it later
  4116. if ( !handler.guid ) {
  4117. handler.guid = jQuery.guid++;
  4118. }
  4119. // Init the element's event structure and main handler, if this is the first
  4120. if ( !( events = elemData.events ) ) {
  4121. events = elemData.events = {};
  4122. }
  4123. if ( !( eventHandle = elemData.handle ) ) {
  4124. eventHandle = elemData.handle = function( e ) {
  4125. // Discard the second event of a jQuery.event.trigger() and
  4126. // when an event is called after a page has unloaded
  4127. return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ?
  4128. jQuery.event.dispatch.apply( elem, arguments ) : undefined;
  4129. };
  4130. }
  4131. // Handle multiple events separated by a space
  4132. types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
  4133. t = types.length;
  4134. while ( t-- ) {
  4135. tmp = rtypenamespace.exec( types[ t ] ) || [];
  4136. type = origType = tmp[ 1 ];
  4137. namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
  4138. // There *must* be a type, no attaching namespace-only handlers
  4139. if ( !type ) {
  4140. continue;
  4141. }
  4142. // If event changes its type, use the special event handlers for the changed type
  4143. special = jQuery.event.special[ type ] || {};
  4144. // If selector defined, determine special event api type, otherwise given type
  4145. type = ( selector ? special.delegateType : special.bindType ) || type;
  4146. // Update special based on newly reset type
  4147. special = jQuery.event.special[ type ] || {};
  4148. // handleObj is passed to all event handlers
  4149. handleObj = jQuery.extend( {
  4150. type: type,
  4151. origType: origType,
  4152. data: data,
  4153. handler: handler,
  4154. guid: handler.guid,
  4155. selector: selector,
  4156. needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
  4157. namespace: namespaces.join( "." )
  4158. }, handleObjIn );
  4159. // Init the event handler queue if we're the first
  4160. if ( !( handlers = events[ type ] ) ) {
  4161. handlers = events[ type ] = [];
  4162. handlers.delegateCount = 0;
  4163. // Only use addEventListener if the special events handler returns false
  4164. if ( !special.setup ||
  4165. special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
  4166. if ( elem.addEventListener ) {
  4167. elem.addEventListener( type, eventHandle );
  4168. }
  4169. }
  4170. }
  4171. if ( special.add ) {
  4172. special.add.call( elem, handleObj );
  4173. if ( !handleObj.handler.guid ) {
  4174. handleObj.handler.guid = handler.guid;
  4175. }
  4176. }
  4177. // Add to the element's handler list, delegates in front
  4178. if ( selector ) {
  4179. handlers.splice( handlers.delegateCount++, 0, handleObj );
  4180. } else {
  4181. handlers.push( handleObj );
  4182. }
  4183. // Keep track of which events have ever been used, for event optimization
  4184. jQuery.event.global[ type ] = true;
  4185. }
  4186. },
  4187. // Detach an event or set of events from an element
  4188. remove: function( elem, types, handler, selector, mappedTypes ) {
  4189. var j, origCount, tmp,
  4190. events, t, handleObj,
  4191. special, handlers, type, namespaces, origType,
  4192. elemData = dataPriv.hasData( elem ) && dataPriv.get( elem );
  4193. if ( !elemData || !( events = elemData.events ) ) {
  4194. return;
  4195. }
  4196. // Once for each type.namespace in types; type may be omitted
  4197. types = ( types || "" ).match( rnothtmlwhite ) || [ "" ];
  4198. t = types.length;
  4199. while ( t-- ) {
  4200. tmp = rtypenamespace.exec( types[ t ] ) || [];
  4201. type = origType = tmp[ 1 ];
  4202. namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort();
  4203. // Unbind all events (on this namespace, if provided) for the element
  4204. if ( !type ) {
  4205. for ( type in events ) {
  4206. jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
  4207. }
  4208. continue;
  4209. }
  4210. special = jQuery.event.special[ type ] || {};
  4211. type = ( selector ? special.delegateType : special.bindType ) || type;
  4212. handlers = events[ type ] || [];
  4213. tmp = tmp[ 2 ] &&
  4214. new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" );
  4215. // Remove matching events
  4216. origCount = j = handlers.length;
  4217. while ( j-- ) {
  4218. handleObj = handlers[ j ];
  4219. if ( ( mappedTypes || origType === handleObj.origType ) &&
  4220. ( !handler || handler.guid === handleObj.guid ) &&
  4221. ( !tmp || tmp.test( handleObj.namespace ) ) &&
  4222. ( !selector || selector === handleObj.selector ||
  4223. selector === "**" && handleObj.selector ) ) {
  4224. handlers.splice( j, 1 );
  4225. if ( handleObj.selector ) {
  4226. handlers.delegateCount--;
  4227. }
  4228. if ( special.remove ) {
  4229. special.remove.call( elem, handleObj );
  4230. }
  4231. }
  4232. }
  4233. // Remove generic event handler if we removed something and no more handlers exist
  4234. // (avoids potential for endless recursion during removal of special event handlers)
  4235. if ( origCount && !handlers.length ) {
  4236. if ( !special.teardown ||
  4237. special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
  4238. jQuery.removeEvent( elem, type, elemData.handle );
  4239. }
  4240. delete events[ type ];
  4241. }
  4242. }
  4243. // Remove data and the expando if it's no longer used
  4244. if ( jQuery.isEmptyObject( events ) ) {
  4245. dataPriv.remove( elem, "handle events" );
  4246. }
  4247. },
  4248. dispatch: function( nativeEvent ) {
  4249. // Make a writable jQuery.Event from the native event object
  4250. var event = jQuery.event.fix( nativeEvent );
  4251. var i, j, ret, matched, handleObj, handlerQueue,
  4252. args = new Array( arguments.length ),
  4253. handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [],
  4254. special = jQuery.event.special[ event.type ] || {};
  4255. // Use the fix-ed jQuery.Event rather than the (read-only) native event
  4256. args[ 0 ] = event;
  4257. for ( i = 1; i < arguments.length; i++ ) {
  4258. args[ i ] = arguments[ i ];
  4259. }
  4260. event.delegateTarget = this;
  4261. // Call the preDispatch hook for the mapped type, and let it bail if desired
  4262. if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
  4263. return;
  4264. }
  4265. // Determine handlers
  4266. handlerQueue = jQuery.event.handlers.call( this, event, handlers );
  4267. // Run delegates first; they may want to stop propagation beneath us
  4268. i = 0;
  4269. while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) {
  4270. event.currentTarget = matched.elem;
  4271. j = 0;
  4272. while ( ( handleObj = matched.handlers[ j++ ] ) &&
  4273. !event.isImmediatePropagationStopped() ) {
  4274. // If the event is namespaced, then each handler is only invoked if it is
  4275. // specially universal or its namespaces are a superset of the event's.
  4276. if ( !event.rnamespace || handleObj.namespace === false ||
  4277. event.rnamespace.test( handleObj.namespace ) ) {
  4278. event.handleObj = handleObj;
  4279. event.data = handleObj.data;
  4280. ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle ||
  4281. handleObj.handler ).apply( matched.elem, args );
  4282. if ( ret !== undefined ) {
  4283. if ( ( event.result = ret ) === false ) {
  4284. event.preventDefault();
  4285. event.stopPropagation();
  4286. }
  4287. }
  4288. }
  4289. }
  4290. }
  4291. // Call the postDispatch hook for the mapped type
  4292. if ( special.postDispatch ) {
  4293. special.postDispatch.call( this, event );
  4294. }
  4295. return event.result;
  4296. },
  4297. handlers: function( event, handlers ) {
  4298. var i, handleObj, sel, matchedHandlers, matchedSelectors,
  4299. handlerQueue = [],
  4300. delegateCount = handlers.delegateCount,
  4301. cur = event.target;
  4302. // Find delegate handlers
  4303. if ( delegateCount &&
  4304. // Support: IE <=9
  4305. // Black-hole SVG <use> instance trees (trac-13180)
  4306. cur.nodeType &&
  4307. // Support: Firefox <=42
  4308. // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861)
  4309. // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
  4310. // Support: IE 11 only
  4311. // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343)
  4312. !( event.type === "click" && event.button >= 1 ) ) {
  4313. for ( ; cur !== this; cur = cur.parentNode || this ) {
  4314. // Don't check non-elements (#13208)
  4315. // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
  4316. if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) {
  4317. matchedHandlers = [];
  4318. matchedSelectors = {};
  4319. for ( i = 0; i < delegateCount; i++ ) {
  4320. handleObj = handlers[ i ];
  4321. // Don't conflict with Object.prototype properties (#13203)
  4322. sel = handleObj.selector + " ";
  4323. if ( matchedSelectors[ sel ] === undefined ) {
  4324. matchedSelectors[ sel ] = handleObj.needsContext ?
  4325. jQuery( sel, this ).index( cur ) > -1 :
  4326. jQuery.find( sel, this, null, [ cur ] ).length;
  4327. }
  4328. if ( matchedSelectors[ sel ] ) {
  4329. matchedHandlers.push( handleObj );
  4330. }
  4331. }
  4332. if ( matchedHandlers.length ) {
  4333. handlerQueue.push( { elem: cur, handlers: matchedHandlers } );
  4334. }
  4335. }
  4336. }
  4337. }
  4338. // Add the remaining (directly-bound) handlers
  4339. cur = this;
  4340. if ( delegateCount < handlers.length ) {
  4341. handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } );
  4342. }
  4343. return handlerQueue;
  4344. },
  4345. addProp: function( name, hook ) {
  4346. Object.defineProperty( jQuery.Event.prototype, name, {
  4347. enumerable: true,
  4348. configurable: true,
  4349. get: isFunction( hook ) ?
  4350. function() {
  4351. if ( this.originalEvent ) {
  4352. return hook( this.originalEvent );
  4353. }
  4354. } :
  4355. function() {
  4356. if ( this.originalEvent ) {
  4357. return this.originalEvent[ name ];
  4358. }
  4359. },
  4360. set: function( value ) {
  4361. Object.defineProperty( this, name, {
  4362. enumerable: true,
  4363. configurable: true,
  4364. writable: true,
  4365. value: value
  4366. } );
  4367. }
  4368. } );
  4369. },
  4370. fix: function( originalEvent ) {
  4371. return originalEvent[ jQuery.expando ] ?
  4372. originalEvent :
  4373. new jQuery.Event( originalEvent );
  4374. },
  4375. special: {
  4376. load: {
  4377. // Prevent triggered image.load events from bubbling to window.load
  4378. noBubble: true
  4379. },
  4380. click: {
  4381. // Utilize native event to ensure correct state for checkable inputs
  4382. setup: function( data ) {
  4383. // For mutual compressibility with _default, replace `this` access with a local var.
  4384. // `|| data` is dead code meant only to preserve the variable through minification.
  4385. var el = this || data;
  4386. // Claim the first handler
  4387. if ( rcheckableType.test( el.type ) &&
  4388. el.click && nodeName( el, "input" ) ) {
  4389. // dataPriv.set( el, "click", ... )
  4390. leverageNative( el, "click", returnTrue );
  4391. }
  4392. // Return false to allow normal processing in the caller
  4393. return false;
  4394. },
  4395. trigger: function( data ) {
  4396. // For mutual compressibility with _default, replace `this` access with a local var.
  4397. // `|| data` is dead code meant only to preserve the variable through minification.
  4398. var el = this || data;
  4399. // Force setup before triggering a click
  4400. if ( rcheckableType.test( el.type ) &&
  4401. el.click && nodeName( el, "input" ) ) {
  4402. leverageNative( el, "click" );
  4403. }
  4404. // Return non-false to allow normal event-path propagation
  4405. return true;
  4406. },
  4407. // For cross-browser consistency, suppress native .click() on links
  4408. // Also prevent it if we're currently inside a leveraged native-event stack
  4409. _default: function( event ) {
  4410. var target = event.target;
  4411. return rcheckableType.test( target.type ) &&
  4412. target.click && nodeName( target, "input" ) &&
  4413. dataPriv.get( target, "click" ) ||
  4414. nodeName( target, "a" );
  4415. }
  4416. },
  4417. beforeunload: {
  4418. postDispatch: function( event ) {
  4419. // Support: Firefox 20+
  4420. // Firefox doesn't alert if the returnValue field is not set.
  4421. if ( event.result !== undefined && event.originalEvent ) {
  4422. event.originalEvent.returnValue = event.result;
  4423. }
  4424. }
  4425. }
  4426. }
  4427. };
  4428. // Ensure the presence of an event listener that handles manually-triggered
  4429. // synthetic events by interrupting progress until reinvoked in response to
  4430. // *native* events that it fires directly, ensuring that state changes have
  4431. // already occurred before other listeners are invoked.
  4432. function leverageNative( el, type, expectSync ) {
  4433. // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add
  4434. if ( !expectSync ) {
  4435. if ( dataPriv.get( el, type ) === undefined ) {
  4436. jQuery.event.add( el, type, returnTrue );
  4437. }
  4438. return;
  4439. }
  4440. // Register the controller as a special universal handler for all event namespaces
  4441. dataPriv.set( el, type, false );
  4442. jQuery.event.add( el, type, {
  4443. namespace: false,
  4444. handler: function( event ) {
  4445. var notAsync, result,
  4446. saved = dataPriv.get( this, type );
  4447. if ( ( event.isTrigger & 1 ) && this[ type ] ) {
  4448. // Interrupt processing of the outer synthetic .trigger()ed event
  4449. // Saved data should be false in such cases, but might be a leftover capture object
  4450. // from an async native handler (gh-4350)
  4451. if ( !saved.length ) {
  4452. // Store arguments for use when handling the inner native event
  4453. // There will always be at least one argument (an event object), so this array
  4454. // will not be confused with a leftover capture object.
  4455. saved = slice.call( arguments );
  4456. dataPriv.set( this, type, saved );
  4457. // Trigger the native event and capture its result
  4458. // Support: IE <=9 - 11+
  4459. // focus() and blur() are asynchronous
  4460. notAsync = expectSync( this, type );
  4461. this[ type ]();
  4462. result = dataPriv.get( this, type );
  4463. if ( saved !== result || notAsync ) {
  4464. dataPriv.set( this, type, false );
  4465. } else {
  4466. result = {};
  4467. }
  4468. if ( saved !== result ) {
  4469. // Cancel the outer synthetic event
  4470. event.stopImmediatePropagation();
  4471. event.preventDefault();
  4472. return result.value;
  4473. }
  4474. // If this is an inner synthetic event for an event with a bubbling surrogate
  4475. // (focus or blur), assume that the surrogate already propagated from triggering the
  4476. // native event and prevent that from happening again here.
  4477. // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the
  4478. // bubbling surrogate propagates *after* the non-bubbling base), but that seems
  4479. // less bad than duplication.
  4480. } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) {
  4481. event.stopPropagation();
  4482. }
  4483. // If this is a native event triggered above, everything is now in order
  4484. // Fire an inner synthetic event with the original arguments
  4485. } else if ( saved.length ) {
  4486. // ...and capture the result
  4487. dataPriv.set( this, type, {
  4488. value: jQuery.event.trigger(
  4489. // Support: IE <=9 - 11+
  4490. // Extend with the prototype to reset the above stopImmediatePropagation()
  4491. jQuery.extend( saved[ 0 ], jQuery.Event.prototype ),
  4492. saved.slice( 1 ),
  4493. this
  4494. )
  4495. } );
  4496. // Abort handling of the native event
  4497. event.stopImmediatePropagation();
  4498. }
  4499. }
  4500. } );
  4501. }
  4502. jQuery.removeEvent = function( elem, type, handle ) {
  4503. // This "if" is needed for plain objects
  4504. if ( elem.removeEventListener ) {
  4505. elem.removeEventListener( type, handle );
  4506. }
  4507. };
  4508. jQuery.Event = function( src, props ) {
  4509. // Allow instantiation without the 'new' keyword
  4510. if ( !( this instanceof jQuery.Event ) ) {
  4511. return new jQuery.Event( src, props );
  4512. }
  4513. // Event object
  4514. if ( src && src.type ) {
  4515. this.originalEvent = src;
  4516. this.type = src.type;
  4517. // Events bubbling up the document may have been marked as prevented
  4518. // by a handler lower down the tree; reflect the correct value.
  4519. this.isDefaultPrevented = src.defaultPrevented ||
  4520. src.defaultPrevented === undefined &&
  4521. // Support: Android <=2.3 only
  4522. src.returnValue === false ?
  4523. returnTrue :
  4524. returnFalse;
  4525. // Create target properties
  4526. // Support: Safari <=6 - 7 only
  4527. // Target should not be a text node (#504, #13143)
  4528. this.target = ( src.target && src.target.nodeType === 3 ) ?
  4529. src.target.parentNode :
  4530. src.target;
  4531. this.currentTarget = src.currentTarget;
  4532. this.relatedTarget = src.relatedTarget;
  4533. // Event type
  4534. } else {
  4535. this.type = src;
  4536. }
  4537. // Put explicitly provided properties onto the event object
  4538. if ( props ) {
  4539. jQuery.extend( this, props );
  4540. }
  4541. // Create a timestamp if incoming event doesn't have one
  4542. this.timeStamp = src && src.timeStamp || Date.now();
  4543. // Mark it as fixed
  4544. this[ jQuery.expando ] = true;
  4545. };
  4546. // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
  4547. // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
  4548. jQuery.Event.prototype = {
  4549. constructor: jQuery.Event,
  4550. isDefaultPrevented: returnFalse,
  4551. isPropagationStopped: returnFalse,
  4552. isImmediatePropagationStopped: returnFalse,
  4553. isSimulated: false,
  4554. preventDefault: function() {
  4555. var e = this.originalEvent;
  4556. this.isDefaultPrevented = returnTrue;
  4557. if ( e && !this.isSimulated ) {
  4558. e.preventDefault();
  4559. }
  4560. },
  4561. stopPropagation: function() {
  4562. var e = this.originalEvent;
  4563. this.isPropagationStopped = returnTrue;
  4564. if ( e && !this.isSimulated ) {
  4565. e.stopPropagation();
  4566. }
  4567. },
  4568. stopImmediatePropagation: function() {
  4569. var e = this.originalEvent;
  4570. this.isImmediatePropagationStopped = returnTrue;
  4571. if ( e && !this.isSimulated ) {
  4572. e.stopImmediatePropagation();
  4573. }
  4574. this.stopPropagation();
  4575. }
  4576. };
  4577. // Includes all common event props including KeyEvent and MouseEvent specific props
  4578. jQuery.each( {
  4579. altKey: true,
  4580. bubbles: true,
  4581. cancelable: true,
  4582. changedTouches: true,
  4583. ctrlKey: true,
  4584. detail: true,
  4585. eventPhase: true,
  4586. metaKey: true,
  4587. pageX: true,
  4588. pageY: true,
  4589. shiftKey: true,
  4590. view: true,
  4591. "char": true,
  4592. code: true,
  4593. charCode: true,
  4594. key: true,
  4595. keyCode: true,
  4596. button: true,
  4597. buttons: true,
  4598. clientX: true,
  4599. clientY: true,
  4600. offsetX: true,
  4601. offsetY: true,
  4602. pointerId: true,
  4603. pointerType: true,
  4604. screenX: true,
  4605. screenY: true,
  4606. targetTouches: true,
  4607. toElement: true,
  4608. touches: true,
  4609. which: function( event ) {
  4610. var button = event.button;
  4611. // Add which for key events
  4612. if ( event.which == null && rkeyEvent.test( event.type ) ) {
  4613. return event.charCode != null ? event.charCode : event.keyCode;
  4614. }
  4615. // Add which for click: 1 === left; 2 === middle; 3 === right
  4616. if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) {
  4617. if ( button & 1 ) {
  4618. return 1;
  4619. }
  4620. if ( button & 2 ) {
  4621. return 3;
  4622. }
  4623. if ( button & 4 ) {
  4624. return 2;
  4625. }
  4626. return 0;
  4627. }
  4628. return event.which;
  4629. }
  4630. }, jQuery.event.addProp );
  4631. jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) {
  4632. jQuery.event.special[ type ] = {
  4633. // Utilize native event if possible so blur/focus sequence is correct
  4634. setup: function() {
  4635. // Claim the first handler
  4636. // dataPriv.set( this, "focus", ... )
  4637. // dataPriv.set( this, "blur", ... )
  4638. leverageNative( this, type, expectSync );
  4639. // Return false to allow normal processing in the caller
  4640. return false;
  4641. },
  4642. trigger: function() {
  4643. // Force setup before trigger
  4644. leverageNative( this, type );
  4645. // Return non-false to allow normal event-path propagation
  4646. return true;
  4647. },
  4648. delegateType: delegateType
  4649. };
  4650. } );
  4651. // Create mouseenter/leave events using mouseover/out and event-time checks
  4652. // so that event delegation works in jQuery.
  4653. // Do the same for pointerenter/pointerleave and pointerover/pointerout
  4654. //
  4655. // Support: Safari 7 only
  4656. // Safari sends mouseenter too often; see:
  4657. // https://bugs.chromium.org/p/chromium/issues/detail?id=470258
  4658. // for the description of the bug (it existed in older Chrome versions as well).
  4659. jQuery.each( {
  4660. mouseenter: "mouseover",
  4661. mouseleave: "mouseout",
  4662. pointerenter: "pointerover",
  4663. pointerleave: "pointerout"
  4664. }, function( orig, fix ) {
  4665. jQuery.event.special[ orig ] = {
  4666. delegateType: fix,
  4667. bindType: fix,
  4668. handle: function( event ) {
  4669. var ret,
  4670. target = this,
  4671. related = event.relatedTarget,
  4672. handleObj = event.handleObj;
  4673. // For mouseenter/leave call the handler if related is outside the target.
  4674. // NB: No relatedTarget if the mouse left/entered the browser window
  4675. if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) {
  4676. event.type = handleObj.origType;
  4677. ret = handleObj.handler.apply( this, arguments );
  4678. event.type = fix;
  4679. }
  4680. return ret;
  4681. }
  4682. };
  4683. } );
  4684. jQuery.fn.extend( {
  4685. on: function( types, selector, data, fn ) {
  4686. return on( this, types, selector, data, fn );
  4687. },
  4688. one: function( types, selector, data, fn ) {
  4689. return on( this, types, selector, data, fn, 1 );
  4690. },
  4691. off: function( types, selector, fn ) {
  4692. var handleObj, type;
  4693. if ( types && types.preventDefault && types.handleObj ) {
  4694. // ( event ) dispatched jQuery.Event
  4695. handleObj = types.handleObj;
  4696. jQuery( types.delegateTarget ).off(
  4697. handleObj.namespace ?
  4698. handleObj.origType + "." + handleObj.namespace :
  4699. handleObj.origType,
  4700. handleObj.selector,
  4701. handleObj.handler
  4702. );
  4703. return this;
  4704. }
  4705. if ( typeof types === "object" ) {
  4706. // ( types-object [, selector] )
  4707. for ( type in types ) {
  4708. this.off( type, selector, types[ type ] );
  4709. }
  4710. return this;
  4711. }
  4712. if ( selector === false || typeof selector === "function" ) {
  4713. // ( types [, fn] )
  4714. fn = selector;
  4715. selector = undefined;
  4716. }
  4717. if ( fn === false ) {
  4718. fn = returnFalse;
  4719. }
  4720. return this.each( function() {
  4721. jQuery.event.remove( this, types, fn, selector );
  4722. } );
  4723. }
  4724. } );
  4725. var
  4726. /* eslint-disable max-len */
  4727. // See https://github.com/eslint/eslint/issues/3229
  4728. rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi,
  4729. /* eslint-enable */
  4730. // Support: IE <=10 - 11, Edge 12 - 13 only
  4731. // In IE/Edge using regex groups here causes severe slowdowns.
  4732. // See https://connect.microsoft.com/IE/feedback/details/1736512/
  4733. rnoInnerhtml = /<script|<style|<link/i,
  4734. // checked="checked" or checked
  4735. rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
  4736. rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g;
  4737. // Prefer a tbody over its parent table for containing new rows
  4738. function manipulationTarget( elem, content ) {
  4739. if ( nodeName( elem, "table" ) &&
  4740. nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
  4741. return jQuery( elem ).children( "tbody" )[ 0 ] || elem;
  4742. }
  4743. return elem;
  4744. }
  4745. // Replace/restore the type attribute of script elements for safe DOM manipulation
  4746. function disableScript( elem ) {
  4747. elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type;
  4748. return elem;
  4749. }
  4750. function restoreScript( elem ) {
  4751. if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) {
  4752. elem.type = elem.type.slice( 5 );
  4753. } else {
  4754. elem.removeAttribute( "type" );
  4755. }
  4756. return elem;
  4757. }
  4758. function cloneCopyEvent( src, dest ) {
  4759. var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events;
  4760. if ( dest.nodeType !== 1 ) {
  4761. return;
  4762. }
  4763. // 1. Copy private data: events, handlers, etc.
  4764. if ( dataPriv.hasData( src ) ) {
  4765. pdataOld = dataPriv.access( src );
  4766. pdataCur = dataPriv.set( dest, pdataOld );
  4767. events = pdataOld.events;
  4768. if ( events ) {
  4769. delete pdataCur.handle;
  4770. pdataCur.events = {};
  4771. for ( type in events ) {
  4772. for ( i = 0, l = events[ type ].length; i < l; i++ ) {
  4773. jQuery.event.add( dest, type, events[ type ][ i ] );
  4774. }
  4775. }
  4776. }
  4777. }
  4778. // 2. Copy user data
  4779. if ( dataUser.hasData( src ) ) {
  4780. udataOld = dataUser.access( src );
  4781. udataCur = jQuery.extend( {}, udataOld );
  4782. dataUser.set( dest, udataCur );
  4783. }
  4784. }
  4785. // Fix IE bugs, see support tests
  4786. function fixInput( src, dest ) {
  4787. var nodeName = dest.nodeName.toLowerCase();
  4788. // Fails to persist the checked state of a cloned checkbox or radio button.
  4789. if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
  4790. dest.checked = src.checked;
  4791. // Fails to return the selected option to the default selected state when cloning options
  4792. } else if ( nodeName === "input" || nodeName === "textarea" ) {
  4793. dest.defaultValue = src.defaultValue;
  4794. }
  4795. }
  4796. function domManip( collection, args, callback, ignored ) {
  4797. // Flatten any nested arrays
  4798. args = concat.apply( [], args );
  4799. var fragment, first, scripts, hasScripts, node, doc,
  4800. i = 0,
  4801. l = collection.length,
  4802. iNoClone = l - 1,
  4803. value = args[ 0 ],
  4804. valueIsFunction = isFunction( value );
  4805. // We can't cloneNode fragments that contain checked, in WebKit
  4806. if ( valueIsFunction ||
  4807. ( l > 1 && typeof value === "string" &&
  4808. !support.checkClone && rchecked.test( value ) ) ) {
  4809. return collection.each( function( index ) {
  4810. var self = collection.eq( index );
  4811. if ( valueIsFunction ) {
  4812. args[ 0 ] = value.call( this, index, self.html() );
  4813. }
  4814. domManip( self, args, callback, ignored );
  4815. } );
  4816. }
  4817. if ( l ) {
  4818. fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored );
  4819. first = fragment.firstChild;
  4820. if ( fragment.childNodes.length === 1 ) {
  4821. fragment = first;
  4822. }
  4823. // Require either new content or an interest in ignored elements to invoke the callback
  4824. if ( first || ignored ) {
  4825. scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
  4826. hasScripts = scripts.length;
  4827. // Use the original fragment for the last item
  4828. // instead of the first because it can end up
  4829. // being emptied incorrectly in certain situations (#8070).
  4830. for ( ; i < l; i++ ) {
  4831. node = fragment;
  4832. if ( i !== iNoClone ) {
  4833. node = jQuery.clone( node, true, true );
  4834. // Keep references to cloned scripts for later restoration
  4835. if ( hasScripts ) {
  4836. // Support: Android <=4.0 only, PhantomJS 1 only
  4837. // push.apply(_, arraylike) throws on ancient WebKit
  4838. jQuery.merge( scripts, getAll( node, "script" ) );
  4839. }
  4840. }
  4841. callback.call( collection[ i ], node, i );
  4842. }
  4843. if ( hasScripts ) {
  4844. doc = scripts[ scripts.length - 1 ].ownerDocument;
  4845. // Reenable scripts
  4846. jQuery.map( scripts, restoreScript );
  4847. // Evaluate executable scripts on first document insertion
  4848. for ( i = 0; i < hasScripts; i++ ) {
  4849. node = scripts[ i ];
  4850. if ( rscriptType.test( node.type || "" ) &&
  4851. !dataPriv.access( node, "globalEval" ) &&
  4852. jQuery.contains( doc, node ) ) {
  4853. if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) {
  4854. // Optional AJAX dependency, but won't run scripts if not present
  4855. if ( jQuery._evalUrl && !node.noModule ) {
  4856. jQuery._evalUrl( node.src, {
  4857. nonce: node.nonce || node.getAttribute( "nonce" )
  4858. } );
  4859. }
  4860. } else {
  4861. DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc );
  4862. }
  4863. }
  4864. }
  4865. }
  4866. }
  4867. }
  4868. return collection;
  4869. }
  4870. function remove( elem, selector, keepData ) {
  4871. var node,
  4872. nodes = selector ? jQuery.filter( selector, elem ) : elem,
  4873. i = 0;
  4874. for ( ; ( node = nodes[ i ] ) != null; i++ ) {
  4875. if ( !keepData && node.nodeType === 1 ) {
  4876. jQuery.cleanData( getAll( node ) );
  4877. }
  4878. if ( node.parentNode ) {
  4879. if ( keepData && isAttached( node ) ) {
  4880. setGlobalEval( getAll( node, "script" ) );
  4881. }
  4882. node.parentNode.removeChild( node );
  4883. }
  4884. }
  4885. return elem;
  4886. }
  4887. jQuery.extend( {
  4888. htmlPrefilter: function( html ) {
  4889. return html.replace( rxhtmlTag, "<$1></$2>" );
  4890. },
  4891. clone: function( elem, dataAndEvents, deepDataAndEvents ) {
  4892. var i, l, srcElements, destElements,
  4893. clone = elem.cloneNode( true ),
  4894. inPage = isAttached( elem );
  4895. // Fix IE cloning issues
  4896. if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) &&
  4897. !jQuery.isXMLDoc( elem ) ) {
  4898. // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2
  4899. destElements = getAll( clone );
  4900. srcElements = getAll( elem );
  4901. for ( i = 0, l = srcElements.length; i < l; i++ ) {
  4902. fixInput( srcElements[ i ], destElements[ i ] );
  4903. }
  4904. }
  4905. // Copy the events from the original to the clone
  4906. if ( dataAndEvents ) {
  4907. if ( deepDataAndEvents ) {
  4908. srcElements = srcElements || getAll( elem );
  4909. destElements = destElements || getAll( clone );
  4910. for ( i = 0, l = srcElements.length; i < l; i++ ) {
  4911. cloneCopyEvent( srcElements[ i ], destElements[ i ] );
  4912. }
  4913. } else {
  4914. cloneCopyEvent( elem, clone );
  4915. }
  4916. }
  4917. // Preserve script evaluation history
  4918. destElements = getAll( clone, "script" );
  4919. if ( destElements.length > 0 ) {
  4920. setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
  4921. }
  4922. // Return the cloned set
  4923. return clone;
  4924. },
  4925. cleanData: function( elems ) {
  4926. var data, elem, type,
  4927. special = jQuery.event.special,
  4928. i = 0;
  4929. for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) {
  4930. if ( acceptData( elem ) ) {
  4931. if ( ( data = elem[ dataPriv.expando ] ) ) {
  4932. if ( data.events ) {
  4933. for ( type in data.events ) {
  4934. if ( special[ type ] ) {
  4935. jQuery.event.remove( elem, type );
  4936. // This is a shortcut to avoid jQuery.event.remove's overhead
  4937. } else {
  4938. jQuery.removeEvent( elem, type, data.handle );
  4939. }
  4940. }
  4941. }
  4942. // Support: Chrome <=35 - 45+
  4943. // Assign undefined instead of using delete, see Data#remove
  4944. elem[ dataPriv.expando ] = undefined;
  4945. }
  4946. if ( elem[ dataUser.expando ] ) {
  4947. // Support: Chrome <=35 - 45+
  4948. // Assign undefined instead of using delete, see Data#remove
  4949. elem[ dataUser.expando ] = undefined;
  4950. }
  4951. }
  4952. }
  4953. }
  4954. } );
  4955. jQuery.fn.extend( {
  4956. detach: function( selector ) {
  4957. return remove( this, selector, true );
  4958. },
  4959. remove: function( selector ) {
  4960. return remove( this, selector );
  4961. },
  4962. text: function( value ) {
  4963. return access( this, function( value ) {
  4964. return value === undefined ?
  4965. jQuery.text( this ) :
  4966. this.empty().each( function() {
  4967. if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
  4968. this.textContent = value;
  4969. }
  4970. } );
  4971. }, null, value, arguments.length );
  4972. },
  4973. append: function() {
  4974. return domManip( this, arguments, function( elem ) {
  4975. if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
  4976. var target = manipulationTarget( this, elem );
  4977. target.appendChild( elem );
  4978. }
  4979. } );
  4980. },
  4981. prepend: function() {
  4982. return domManip( this, arguments, function( elem ) {
  4983. if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
  4984. var target = manipulationTarget( this, elem );
  4985. target.insertBefore( elem, target.firstChild );
  4986. }
  4987. } );
  4988. },
  4989. before: function() {
  4990. return domManip( this, arguments, function( elem ) {
  4991. if ( this.parentNode ) {
  4992. this.parentNode.insertBefore( elem, this );
  4993. }
  4994. } );
  4995. },
  4996. after: function() {
  4997. return domManip( this, arguments, function( elem ) {
  4998. if ( this.parentNode ) {
  4999. this.parentNode.insertBefore( elem, this.nextSibling );
  5000. }
  5001. } );
  5002. },
  5003. empty: function() {
  5004. var elem,
  5005. i = 0;
  5006. for ( ; ( elem = this[ i ] ) != null; i++ ) {
  5007. if ( elem.nodeType === 1 ) {
  5008. // Prevent memory leaks
  5009. jQuery.cleanData( getAll( elem, false ) );
  5010. // Remove any remaining nodes
  5011. elem.textContent = "";
  5012. }
  5013. }
  5014. return this;
  5015. },
  5016. clone: function( dataAndEvents, deepDataAndEvents ) {
  5017. dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
  5018. deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
  5019. return this.map( function() {
  5020. return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
  5021. } );
  5022. },
  5023. html: function( value ) {
  5024. return access( this, function( value ) {
  5025. var elem = this[ 0 ] || {},
  5026. i = 0,
  5027. l = this.length;
  5028. if ( value === undefined && elem.nodeType === 1 ) {
  5029. return elem.innerHTML;
  5030. }
  5031. // See if we can take a shortcut and just use innerHTML
  5032. if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
  5033. !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) {
  5034. value = jQuery.htmlPrefilter( value );
  5035. try {
  5036. for ( ; i < l; i++ ) {
  5037. elem = this[ i ] || {};
  5038. // Remove element nodes and prevent memory leaks
  5039. if ( elem.nodeType === 1 ) {
  5040. jQuery.cleanData( getAll( elem, false ) );
  5041. elem.innerHTML = value;
  5042. }
  5043. }
  5044. elem = 0;
  5045. // If using innerHTML throws an exception, use the fallback method
  5046. } catch ( e ) {}
  5047. }
  5048. if ( elem ) {
  5049. this.empty().append( value );
  5050. }
  5051. }, null, value, arguments.length );
  5052. },
  5053. replaceWith: function() {
  5054. var ignored = [];
  5055. // Make the changes, replacing each non-ignored context element with the new content
  5056. return domManip( this, arguments, function( elem ) {
  5057. var parent = this.parentNode;
  5058. if ( jQuery.inArray( this, ignored ) < 0 ) {
  5059. jQuery.cleanData( getAll( this ) );
  5060. if ( parent ) {
  5061. parent.replaceChild( elem, this );
  5062. }
  5063. }
  5064. // Force callback invocation
  5065. }, ignored );
  5066. }
  5067. } );
  5068. jQuery.each( {
  5069. appendTo: "append",
  5070. prependTo: "prepend",
  5071. insertBefore: "before",
  5072. insertAfter: "after",
  5073. replaceAll: "replaceWith"
  5074. }, function( name, original ) {
  5075. jQuery.fn[ name ] = function( selector ) {
  5076. var elems,
  5077. ret = [],
  5078. insert = jQuery( selector ),
  5079. last = insert.length - 1,
  5080. i = 0;
  5081. for ( ; i <= last; i++ ) {
  5082. elems = i === last ? this : this.clone( true );
  5083. jQuery( insert[ i ] )[ original ]( elems );
  5084. // Support: Android <=4.0 only, PhantomJS 1 only
  5085. // .get() because push.apply(_, arraylike) throws on ancient WebKit
  5086. push.apply( ret, elems.get() );
  5087. }
  5088. return this.pushStack( ret );
  5089. };
  5090. } );
  5091. var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
  5092. var getStyles = function( elem ) {
  5093. // Support: IE <=11 only, Firefox <=30 (#15098, #14150)
  5094. // IE throws on elements created in popups
  5095. // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
  5096. var view = elem.ownerDocument.defaultView;
  5097. if ( !view || !view.opener ) {
  5098. view = window;
  5099. }
  5100. return view.getComputedStyle( elem );
  5101. };
  5102. var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" );
  5103. ( function() {
  5104. // Executing both pixelPosition & boxSizingReliable tests require only one layout
  5105. // so they're executed at the same time to save the second computation.
  5106. function computeStyleTests() {
  5107. // This is a singleton, we need to execute it only once
  5108. if ( !div ) {
  5109. return;
  5110. }
  5111. container.style.cssText = "position:absolute;left:-11111px;width:60px;" +
  5112. "margin-top:1px;padding:0;border:0";
  5113. div.style.cssText =
  5114. "position:relative;display:block;box-sizing:border-box;overflow:scroll;" +
  5115. "margin:auto;border:1px;padding:1px;" +
  5116. "width:60%;top:1%";
  5117. documentElement.appendChild( container ).appendChild( div );
  5118. var divStyle = window.getComputedStyle( div );
  5119. pixelPositionVal = divStyle.top !== "1%";
  5120. // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44
  5121. reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12;
  5122. // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3
  5123. // Some styles come back with percentage values, even though they shouldn't
  5124. div.style.right = "60%";
  5125. pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36;
  5126. // Support: IE 9 - 11 only
  5127. // Detect misreporting of content dimensions for box-sizing:border-box elements
  5128. boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36;
  5129. // Support: IE 9 only
  5130. // Detect overflow:scroll screwiness (gh-3699)
  5131. // Support: Chrome <=64
  5132. // Don't get tricked when zoom affects offsetWidth (gh-4029)
  5133. div.style.position = "absolute";
  5134. scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12;
  5135. documentElement.removeChild( container );
  5136. // Nullify the div so it wouldn't be stored in the memory and
  5137. // it will also be a sign that checks already performed
  5138. div = null;
  5139. }
  5140. function roundPixelMeasures( measure ) {
  5141. return Math.round( parseFloat( measure ) );
  5142. }
  5143. var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal,
  5144. reliableMarginLeftVal,
  5145. container = document.createElement( "div" ),
  5146. div = document.createElement( "div" );
  5147. // Finish early in limited (non-browser) environments
  5148. if ( !div.style ) {
  5149. return;
  5150. }
  5151. // Support: IE <=9 - 11 only
  5152. // Style of cloned element affects source element cloned (#8908)
  5153. div.style.backgroundClip = "content-box";
  5154. div.cloneNode( true ).style.backgroundClip = "";
  5155. support.clearCloneStyle = div.style.backgroundClip === "content-box";
  5156. jQuery.extend( support, {
  5157. boxSizingReliable: function() {
  5158. computeStyleTests();
  5159. return boxSizingReliableVal;
  5160. },
  5161. pixelBoxStyles: function() {
  5162. computeStyleTests();
  5163. return pixelBoxStylesVal;
  5164. },
  5165. pixelPosition: function() {
  5166. computeStyleTests();
  5167. return pixelPositionVal;
  5168. },
  5169. reliableMarginLeft: function() {
  5170. computeStyleTests();
  5171. return reliableMarginLeftVal;
  5172. },
  5173. scrollboxSize: function() {
  5174. computeStyleTests();
  5175. return scrollboxSizeVal;
  5176. }
  5177. } );
  5178. } )();
  5179. function curCSS( elem, name, computed ) {
  5180. var width, minWidth, maxWidth, ret,
  5181. // Support: Firefox 51+
  5182. // Retrieving style before computed somehow
  5183. // fixes an issue with getting wrong values
  5184. // on detached elements
  5185. style = elem.style;
  5186. computed = computed || getStyles( elem );
  5187. // getPropertyValue is needed for:
  5188. // .css('filter') (IE 9 only, #12537)
  5189. // .css('--customProperty) (#3144)
  5190. if ( computed ) {
  5191. ret = computed.getPropertyValue( name ) || computed[ name ];
  5192. if ( ret === "" && !isAttached( elem ) ) {
  5193. ret = jQuery.style( elem, name );
  5194. }
  5195. // A tribute to the "awesome hack by Dean Edwards"
  5196. // Android Browser returns percentage for some values,
  5197. // but width seems to be reliably pixels.
  5198. // This is against the CSSOM draft spec:
  5199. // https://drafts.csswg.org/cssom/#resolved-values
  5200. if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) {
  5201. // Remember the original values
  5202. width = style.width;
  5203. minWidth = style.minWidth;
  5204. maxWidth = style.maxWidth;
  5205. // Put in the new values to get a computed value out
  5206. style.minWidth = style.maxWidth = style.width = ret;
  5207. ret = computed.width;
  5208. // Revert the changed values
  5209. style.width = width;
  5210. style.minWidth = minWidth;
  5211. style.maxWidth = maxWidth;
  5212. }
  5213. }
  5214. return ret !== undefined ?
  5215. // Support: IE <=9 - 11 only
  5216. // IE returns zIndex value as an integer.
  5217. ret + "" :
  5218. ret;
  5219. }
  5220. function addGetHookIf( conditionFn, hookFn ) {
  5221. // Define the hook, we'll check on the first run if it's really needed.
  5222. return {
  5223. get: function() {
  5224. if ( conditionFn() ) {
  5225. // Hook not needed (or it's not possible to use it due
  5226. // to missing dependency), remove it.
  5227. delete this.get;
  5228. return;
  5229. }
  5230. // Hook needed; redefine it so that the support test is not executed again.
  5231. return ( this.get = hookFn ).apply( this, arguments );
  5232. }
  5233. };
  5234. }
  5235. var cssPrefixes = [ "Webkit", "Moz", "ms" ],
  5236. emptyStyle = document.createElement( "div" ).style,
  5237. vendorProps = {};
  5238. // Return a vendor-prefixed property or undefined
  5239. function vendorPropName( name ) {
  5240. // Check for vendor prefixed names
  5241. var capName = name[ 0 ].toUpperCase() + name.slice( 1 ),
  5242. i = cssPrefixes.length;
  5243. while ( i-- ) {
  5244. name = cssPrefixes[ i ] + capName;
  5245. if ( name in emptyStyle ) {
  5246. return name;
  5247. }
  5248. }
  5249. }
  5250. // Return a potentially-mapped jQuery.cssProps or vendor prefixed property
  5251. function finalPropName( name ) {
  5252. var final = jQuery.cssProps[ name ] || vendorProps[ name ];
  5253. if ( final ) {
  5254. return final;
  5255. }
  5256. if ( name in emptyStyle ) {
  5257. return name;
  5258. }
  5259. return vendorProps[ name ] = vendorPropName( name ) || name;
  5260. }
  5261. var
  5262. // Swappable if display is none or starts with table
  5263. // except "table", "table-cell", or "table-caption"
  5264. // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
  5265. rdisplayswap = /^(none|table(?!-c[ea]).+)/,
  5266. rcustomProp = /^--/,
  5267. cssShow = { position: "absolute", visibility: "hidden", display: "block" },
  5268. cssNormalTransform = {
  5269. letterSpacing: "0",
  5270. fontWeight: "400"
  5271. };
  5272. function setPositiveNumber( elem, value, subtract ) {
  5273. // Any relative (+/-) values have already been
  5274. // normalized at this point
  5275. var matches = rcssNum.exec( value );
  5276. return matches ?
  5277. // Guard against undefined "subtract", e.g., when used as in cssHooks
  5278. Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) :
  5279. value;
  5280. }
  5281. function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) {
  5282. var i = dimension === "width" ? 1 : 0,
  5283. extra = 0,
  5284. delta = 0;
  5285. // Adjustment may not be necessary
  5286. if ( box === ( isBorderBox ? "border" : "content" ) ) {
  5287. return 0;
  5288. }
  5289. for ( ; i < 4; i += 2 ) {
  5290. // Both box models exclude margin
  5291. if ( box === "margin" ) {
  5292. delta += jQuery.css( elem, box + cssExpand[ i ], true, styles );
  5293. }
  5294. // If we get here with a content-box, we're seeking "padding" or "border" or "margin"
  5295. if ( !isBorderBox ) {
  5296. // Add padding
  5297. delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
  5298. // For "border" or "margin", add border
  5299. if ( box !== "padding" ) {
  5300. delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
  5301. // But still keep track of it otherwise
  5302. } else {
  5303. extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
  5304. }
  5305. // If we get here with a border-box (content + padding + border), we're seeking "content" or
  5306. // "padding" or "margin"
  5307. } else {
  5308. // For "content", subtract padding
  5309. if ( box === "content" ) {
  5310. delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
  5311. }
  5312. // For "content" or "padding", subtract border
  5313. if ( box !== "margin" ) {
  5314. delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
  5315. }
  5316. }
  5317. }
  5318. // Account for positive content-box scroll gutter when requested by providing computedVal
  5319. if ( !isBorderBox && computedVal >= 0 ) {
  5320. // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border
  5321. // Assuming integer scroll gutter, subtract the rest and round down
  5322. delta += Math.max( 0, Math.ceil(
  5323. elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
  5324. computedVal -
  5325. delta -
  5326. extra -
  5327. 0.5
  5328. // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter
  5329. // Use an explicit zero to avoid NaN (gh-3964)
  5330. ) ) || 0;
  5331. }
  5332. return delta;
  5333. }
  5334. function getWidthOrHeight( elem, dimension, extra ) {
  5335. // Start with computed style
  5336. var styles = getStyles( elem ),
  5337. // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322).
  5338. // Fake content-box until we know it's needed to know the true value.
  5339. boxSizingNeeded = !support.boxSizingReliable() || extra,
  5340. isBorderBox = boxSizingNeeded &&
  5341. jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
  5342. valueIsBorderBox = isBorderBox,
  5343. val = curCSS( elem, dimension, styles ),
  5344. offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 );
  5345. // Support: Firefox <=54
  5346. // Return a confounding non-pixel value or feign ignorance, as appropriate.
  5347. if ( rnumnonpx.test( val ) ) {
  5348. if ( !extra ) {
  5349. return val;
  5350. }
  5351. val = "auto";
  5352. }
  5353. // Fall back to offsetWidth/offsetHeight when value is "auto"
  5354. // This happens for inline elements with no explicit setting (gh-3571)
  5355. // Support: Android <=4.1 - 4.3 only
  5356. // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602)
  5357. // Support: IE 9-11 only
  5358. // Also use offsetWidth/offsetHeight for when box sizing is unreliable
  5359. // We use getClientRects() to check for hidden/disconnected.
  5360. // In those cases, the computed value can be trusted to be border-box
  5361. if ( ( !support.boxSizingReliable() && isBorderBox ||
  5362. val === "auto" ||
  5363. !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) &&
  5364. elem.getClientRects().length ) {
  5365. isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
  5366. // Where available, offsetWidth/offsetHeight approximate border box dimensions.
  5367. // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the
  5368. // retrieved value as a content box dimension.
  5369. valueIsBorderBox = offsetProp in elem;
  5370. if ( valueIsBorderBox ) {
  5371. val = elem[ offsetProp ];
  5372. }
  5373. }
  5374. // Normalize "" and auto
  5375. val = parseFloat( val ) || 0;
  5376. // Adjust for the element's box model
  5377. return ( val +
  5378. boxModelAdjustment(
  5379. elem,
  5380. dimension,
  5381. extra || ( isBorderBox ? "border" : "content" ),
  5382. valueIsBorderBox,
  5383. styles,
  5384. // Provide the current computed size to request scroll gutter calculation (gh-3589)
  5385. val
  5386. )
  5387. ) + "px";
  5388. }
  5389. jQuery.extend( {
  5390. // Add in style property hooks for overriding the default
  5391. // behavior of getting and setting a style property
  5392. cssHooks: {
  5393. opacity: {
  5394. get: function( elem, computed ) {
  5395. if ( computed ) {
  5396. // We should always get a number back from opacity
  5397. var ret = curCSS( elem, "opacity" );
  5398. return ret === "" ? "1" : ret;
  5399. }
  5400. }
  5401. }
  5402. },
  5403. // Don't automatically add "px" to these possibly-unitless properties
  5404. cssNumber: {
  5405. "animationIterationCount": true,
  5406. "columnCount": true,
  5407. "fillOpacity": true,
  5408. "flexGrow": true,
  5409. "flexShrink": true,
  5410. "fontWeight": true,
  5411. "gridArea": true,
  5412. "gridColumn": true,
  5413. "gridColumnEnd": true,
  5414. "gridColumnStart": true,
  5415. "gridRow": true,
  5416. "gridRowEnd": true,
  5417. "gridRowStart": true,
  5418. "lineHeight": true,
  5419. "opacity": true,
  5420. "order": true,
  5421. "orphans": true,
  5422. "widows": true,
  5423. "zIndex": true,
  5424. "zoom": true
  5425. },
  5426. // Add in properties whose names you wish to fix before
  5427. // setting or getting the value
  5428. cssProps: {},
  5429. // Get and set the style property on a DOM Node
  5430. style: function( elem, name, value, extra ) {
  5431. // Don't set styles on text and comment nodes
  5432. if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
  5433. return;
  5434. }
  5435. // Make sure that we're working with the right name
  5436. var ret, type, hooks,
  5437. origName = camelCase( name ),
  5438. isCustomProp = rcustomProp.test( name ),
  5439. style = elem.style;
  5440. // Make sure that we're working with the right name. We don't
  5441. // want to query the value if it is a CSS custom property
  5442. // since they are user-defined.
  5443. if ( !isCustomProp ) {
  5444. name = finalPropName( origName );
  5445. }
  5446. // Gets hook for the prefixed version, then unprefixed version
  5447. hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
  5448. // Check if we're setting a value
  5449. if ( value !== undefined ) {
  5450. type = typeof value;
  5451. // Convert "+=" or "-=" to relative numbers (#7345)
  5452. if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) {
  5453. value = adjustCSS( elem, name, ret );
  5454. // Fixes bug #9237
  5455. type = "number";
  5456. }
  5457. // Make sure that null and NaN values aren't set (#7116)
  5458. if ( value == null || value !== value ) {
  5459. return;
  5460. }
  5461. // If a number was passed in, add the unit (except for certain CSS properties)
  5462. // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append
  5463. // "px" to a few hardcoded values.
  5464. if ( type === "number" && !isCustomProp ) {
  5465. value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" );
  5466. }
  5467. // background-* props affect original clone's values
  5468. if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) {
  5469. style[ name ] = "inherit";
  5470. }
  5471. // If a hook was provided, use that value, otherwise just set the specified value
  5472. if ( !hooks || !( "set" in hooks ) ||
  5473. ( value = hooks.set( elem, value, extra ) ) !== undefined ) {
  5474. if ( isCustomProp ) {
  5475. style.setProperty( name, value );
  5476. } else {
  5477. style[ name ] = value;
  5478. }
  5479. }
  5480. } else {
  5481. // If a hook was provided get the non-computed value from there
  5482. if ( hooks && "get" in hooks &&
  5483. ( ret = hooks.get( elem, false, extra ) ) !== undefined ) {
  5484. return ret;
  5485. }
  5486. // Otherwise just get the value from the style object
  5487. return style[ name ];
  5488. }
  5489. },
  5490. css: function( elem, name, extra, styles ) {
  5491. var val, num, hooks,
  5492. origName = camelCase( name ),
  5493. isCustomProp = rcustomProp.test( name );
  5494. // Make sure that we're working with the right name. We don't
  5495. // want to modify the value if it is a CSS custom property
  5496. // since they are user-defined.
  5497. if ( !isCustomProp ) {
  5498. name = finalPropName( origName );
  5499. }
  5500. // Try prefixed name followed by the unprefixed name
  5501. hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
  5502. // If a hook was provided get the computed value from there
  5503. if ( hooks && "get" in hooks ) {
  5504. val = hooks.get( elem, true, extra );
  5505. }
  5506. // Otherwise, if a way to get the computed value exists, use that
  5507. if ( val === undefined ) {
  5508. val = curCSS( elem, name, styles );
  5509. }
  5510. // Convert "normal" to computed value
  5511. if ( val === "normal" && name in cssNormalTransform ) {
  5512. val = cssNormalTransform[ name ];
  5513. }
  5514. // Make numeric if forced or a qualifier was provided and val looks numeric
  5515. if ( extra === "" || extra ) {
  5516. num = parseFloat( val );
  5517. return extra === true || isFinite( num ) ? num || 0 : val;
  5518. }
  5519. return val;
  5520. }
  5521. } );
  5522. jQuery.each( [ "height", "width" ], function( i, dimension ) {
  5523. jQuery.cssHooks[ dimension ] = {
  5524. get: function( elem, computed, extra ) {
  5525. if ( computed ) {
  5526. // Certain elements can have dimension info if we invisibly show them
  5527. // but it must have a current display style that would benefit
  5528. return rdisplayswap.test( jQuery.css( elem, "display" ) ) &&
  5529. // Support: Safari 8+
  5530. // Table columns in Safari have non-zero offsetWidth & zero
  5531. // getBoundingClientRect().width unless display is changed.
  5532. // Support: IE <=11 only
  5533. // Running getBoundingClientRect on a disconnected node
  5534. // in IE throws an error.
  5535. ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ?
  5536. swap( elem, cssShow, function() {
  5537. return getWidthOrHeight( elem, dimension, extra );
  5538. } ) :
  5539. getWidthOrHeight( elem, dimension, extra );
  5540. }
  5541. },
  5542. set: function( elem, value, extra ) {
  5543. var matches,
  5544. styles = getStyles( elem ),
  5545. // Only read styles.position if the test has a chance to fail
  5546. // to avoid forcing a reflow.
  5547. scrollboxSizeBuggy = !support.scrollboxSize() &&
  5548. styles.position === "absolute",
  5549. // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991)
  5550. boxSizingNeeded = scrollboxSizeBuggy || extra,
  5551. isBorderBox = boxSizingNeeded &&
  5552. jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
  5553. subtract = extra ?
  5554. boxModelAdjustment(
  5555. elem,
  5556. dimension,
  5557. extra,
  5558. isBorderBox,
  5559. styles
  5560. ) :
  5561. 0;
  5562. // Account for unreliable border-box dimensions by comparing offset* to computed and
  5563. // faking a content-box to get border and padding (gh-3699)
  5564. if ( isBorderBox && scrollboxSizeBuggy ) {
  5565. subtract -= Math.ceil(
  5566. elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] -
  5567. parseFloat( styles[ dimension ] ) -
  5568. boxModelAdjustment( elem, dimension, "border", false, styles ) -
  5569. 0.5
  5570. );
  5571. }
  5572. // Convert to pixels if value adjustment is needed
  5573. if ( subtract && ( matches = rcssNum.exec( value ) ) &&
  5574. ( matches[ 3 ] || "px" ) !== "px" ) {
  5575. elem.style[ dimension ] = value;
  5576. value = jQuery.css( elem, dimension );
  5577. }
  5578. return setPositiveNumber( elem, value, subtract );
  5579. }
  5580. };
  5581. } );
  5582. jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft,
  5583. function( elem, computed ) {
  5584. if ( computed ) {
  5585. return ( parseFloat( curCSS( elem, "marginLeft" ) ) ||
  5586. elem.getBoundingClientRect().left -
  5587. swap( elem, { marginLeft: 0 }, function() {
  5588. return elem.getBoundingClientRect().left;
  5589. } )
  5590. ) + "px";
  5591. }
  5592. }
  5593. );
  5594. // These hooks are used by animate to expand properties
  5595. jQuery.each( {
  5596. margin: "",
  5597. padding: "",
  5598. border: "Width"
  5599. }, function( prefix, suffix ) {
  5600. jQuery.cssHooks[ prefix + suffix ] = {
  5601. expand: function( value ) {
  5602. var i = 0,
  5603. expanded = {},
  5604. // Assumes a single number if not a string
  5605. parts = typeof value === "string" ? value.split( " " ) : [ value ];
  5606. for ( ; i < 4; i++ ) {
  5607. expanded[ prefix + cssExpand[ i ] + suffix ] =
  5608. parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
  5609. }
  5610. return expanded;
  5611. }
  5612. };
  5613. if ( prefix !== "margin" ) {
  5614. jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
  5615. }
  5616. } );
  5617. jQuery.fn.extend( {
  5618. css: function( name, value ) {
  5619. return access( this, function( elem, name, value ) {
  5620. var styles, len,
  5621. map = {},
  5622. i = 0;
  5623. if ( Array.isArray( name ) ) {
  5624. styles = getStyles( elem );
  5625. len = name.length;
  5626. for ( ; i < len; i++ ) {
  5627. map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
  5628. }
  5629. return map;
  5630. }
  5631. return value !== undefined ?
  5632. jQuery.style( elem, name, value ) :
  5633. jQuery.css( elem, name );
  5634. }, name, value, arguments.length > 1 );
  5635. }
  5636. } );
  5637. // Based off of the plugin by Clint Helfers, with permission.
  5638. // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
  5639. jQuery.fn.delay = function( time, type ) {
  5640. time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
  5641. type = type || "fx";
  5642. return this.queue( type, function( next, hooks ) {
  5643. var timeout = window.setTimeout( next, time );
  5644. hooks.stop = function() {
  5645. window.clearTimeout( timeout );
  5646. };
  5647. } );
  5648. };
  5649. ( function() {
  5650. var input = document.createElement( "input" ),
  5651. select = document.createElement( "select" ),
  5652. opt = select.appendChild( document.createElement( "option" ) );
  5653. input.type = "checkbox";
  5654. // Support: Android <=4.3 only
  5655. // Default value for a checkbox should be "on"
  5656. support.checkOn = input.value !== "";
  5657. // Support: IE <=11 only
  5658. // Must access selectedIndex to make default options select
  5659. support.optSelected = opt.selected;
  5660. // Support: IE <=11 only
  5661. // An input loses its value after becoming a radio
  5662. input = document.createElement( "input" );
  5663. input.value = "t";
  5664. input.type = "radio";
  5665. support.radioValue = input.value === "t";
  5666. } )();
  5667. var boolHook,
  5668. attrHandle = jQuery.expr.attrHandle;
  5669. jQuery.fn.extend( {
  5670. attr: function( name, value ) {
  5671. return access( this, jQuery.attr, name, value, arguments.length > 1 );
  5672. },
  5673. removeAttr: function( name ) {
  5674. return this.each( function() {
  5675. jQuery.removeAttr( this, name );
  5676. } );
  5677. }
  5678. } );
  5679. jQuery.extend( {
  5680. attr: function( elem, name, value ) {
  5681. var ret, hooks,
  5682. nType = elem.nodeType;
  5683. // Don't get/set attributes on text, comment and attribute nodes
  5684. if ( nType === 3 || nType === 8 || nType === 2 ) {
  5685. return;
  5686. }
  5687. // Fallback to prop when attributes are not supported
  5688. if ( typeof elem.getAttribute === "undefined" ) {
  5689. return jQuery.prop( elem, name, value );
  5690. }
  5691. // Attribute hooks are determined by the lowercase version
  5692. // Grab necessary hook if one is defined
  5693. if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
  5694. hooks = jQuery.attrHooks[ name.toLowerCase() ] ||
  5695. ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined );
  5696. }
  5697. if ( value !== undefined ) {
  5698. if ( value === null ) {
  5699. jQuery.removeAttr( elem, name );
  5700. return;
  5701. }
  5702. if ( hooks && "set" in hooks &&
  5703. ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
  5704. return ret;
  5705. }
  5706. elem.setAttribute( name, value + "" );
  5707. return value;
  5708. }
  5709. if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
  5710. return ret;
  5711. }
  5712. ret = jQuery.find.attr( elem, name );
  5713. // Non-existent attributes return null, we normalize to undefined
  5714. return ret == null ? undefined : ret;
  5715. },
  5716. attrHooks: {
  5717. type: {
  5718. set: function( elem, value ) {
  5719. if ( !support.radioValue && value === "radio" &&
  5720. nodeName( elem, "input" ) ) {
  5721. var val = elem.value;
  5722. elem.setAttribute( "type", value );
  5723. if ( val ) {
  5724. elem.value = val;
  5725. }
  5726. return value;
  5727. }
  5728. }
  5729. }
  5730. },
  5731. removeAttr: function( elem, value ) {
  5732. var name,
  5733. i = 0,
  5734. // Attribute names can contain non-HTML whitespace characters
  5735. // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
  5736. attrNames = value && value.match( rnothtmlwhite );
  5737. if ( attrNames && elem.nodeType === 1 ) {
  5738. while ( ( name = attrNames[ i++ ] ) ) {
  5739. elem.removeAttribute( name );
  5740. }
  5741. }
  5742. }
  5743. } );
  5744. // Hooks for boolean attributes
  5745. boolHook = {
  5746. set: function( elem, value, name ) {
  5747. if ( value === false ) {
  5748. // Remove boolean attributes when set to false
  5749. jQuery.removeAttr( elem, name );
  5750. } else {
  5751. elem.setAttribute( name, name );
  5752. }
  5753. return name;
  5754. }
  5755. };
  5756. jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
  5757. var getter = attrHandle[ name ] || jQuery.find.attr;
  5758. attrHandle[ name ] = function( elem, name, isXML ) {
  5759. var ret, handle,
  5760. lowercaseName = name.toLowerCase();
  5761. if ( !isXML ) {
  5762. // Avoid an infinite loop by temporarily removing this function from the getter
  5763. handle = attrHandle[ lowercaseName ];
  5764. attrHandle[ lowercaseName ] = ret;
  5765. ret = getter( elem, name, isXML ) != null ?
  5766. lowercaseName :
  5767. null;
  5768. attrHandle[ lowercaseName ] = handle;
  5769. }
  5770. return ret;
  5771. };
  5772. } );
  5773. var rfocusable = /^(?:input|select|textarea|button)$/i,
  5774. rclickable = /^(?:a|area)$/i;
  5775. jQuery.fn.extend( {
  5776. prop: function( name, value ) {
  5777. return access( this, jQuery.prop, name, value, arguments.length > 1 );
  5778. },
  5779. removeProp: function( name ) {
  5780. return this.each( function() {
  5781. delete this[ jQuery.propFix[ name ] || name ];
  5782. } );
  5783. }
  5784. } );
  5785. jQuery.extend( {
  5786. prop: function( elem, name, value ) {
  5787. var ret, hooks,
  5788. nType = elem.nodeType;
  5789. // Don't get/set properties on text, comment and attribute nodes
  5790. if ( nType === 3 || nType === 8 || nType === 2 ) {
  5791. return;
  5792. }
  5793. if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
  5794. // Fix name and attach hooks
  5795. name = jQuery.propFix[ name ] || name;
  5796. hooks = jQuery.propHooks[ name ];
  5797. }
  5798. if ( value !== undefined ) {
  5799. if ( hooks && "set" in hooks &&
  5800. ( ret = hooks.set( elem, value, name ) ) !== undefined ) {
  5801. return ret;
  5802. }
  5803. return ( elem[ name ] = value );
  5804. }
  5805. if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) {
  5806. return ret;
  5807. }
  5808. return elem[ name ];
  5809. },
  5810. propHooks: {
  5811. tabIndex: {
  5812. get: function( elem ) {
  5813. // Support: IE <=9 - 11 only
  5814. // elem.tabIndex doesn't always return the
  5815. // correct value when it hasn't been explicitly set
  5816. // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
  5817. // Use proper attribute retrieval(#12072)
  5818. var tabindex = jQuery.find.attr( elem, "tabindex" );
  5819. if ( tabindex ) {
  5820. return parseInt( tabindex, 10 );
  5821. }
  5822. if (
  5823. rfocusable.test( elem.nodeName ) ||
  5824. rclickable.test( elem.nodeName ) &&
  5825. elem.href
  5826. ) {
  5827. return 0;
  5828. }
  5829. return -1;
  5830. }
  5831. }
  5832. },
  5833. propFix: {
  5834. "for": "htmlFor",
  5835. "class": "className"
  5836. }
  5837. } );
  5838. // Support: IE <=11 only
  5839. // Accessing the selectedIndex property
  5840. // forces the browser to respect setting selected
  5841. // on the option
  5842. // The getter ensures a default option is selected
  5843. // when in an optgroup
  5844. // eslint rule "no-unused-expressions" is disabled for this code
  5845. // since it considers such accessions noop
  5846. if ( !support.optSelected ) {
  5847. jQuery.propHooks.selected = {
  5848. get: function( elem ) {
  5849. /* eslint no-unused-expressions: "off" */
  5850. var parent = elem.parentNode;
  5851. if ( parent && parent.parentNode ) {
  5852. parent.parentNode.selectedIndex;
  5853. }
  5854. return null;
  5855. },
  5856. set: function( elem ) {
  5857. /* eslint no-unused-expressions: "off" */
  5858. var parent = elem.parentNode;
  5859. if ( parent ) {
  5860. parent.selectedIndex;
  5861. if ( parent.parentNode ) {
  5862. parent.parentNode.selectedIndex;
  5863. }
  5864. }
  5865. }
  5866. };
  5867. }
  5868. jQuery.each( [
  5869. "tabIndex",
  5870. "readOnly",
  5871. "maxLength",
  5872. "cellSpacing",
  5873. "cellPadding",
  5874. "rowSpan",
  5875. "colSpan",
  5876. "useMap",
  5877. "frameBorder",
  5878. "contentEditable"
  5879. ], function() {
  5880. jQuery.propFix[ this.toLowerCase() ] = this;
  5881. } );
  5882. // Strip and collapse whitespace according to HTML spec
  5883. // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
  5884. function stripAndCollapse( value ) {
  5885. var tokens = value.match( rnothtmlwhite ) || [];
  5886. return tokens.join( " " );
  5887. }
  5888. function getClass( elem ) {
  5889. return elem.getAttribute && elem.getAttribute( "class" ) || "";
  5890. }
  5891. function classesToArray( value ) {
  5892. if ( Array.isArray( value ) ) {
  5893. return value;
  5894. }
  5895. if ( typeof value === "string" ) {
  5896. return value.match( rnothtmlwhite ) || [];
  5897. }
  5898. return [];
  5899. }
  5900. jQuery.fn.extend( {
  5901. addClass: function( value ) {
  5902. var classes, elem, cur, curValue, clazz, j, finalValue,
  5903. i = 0;
  5904. if ( isFunction( value ) ) {
  5905. return this.each( function( j ) {
  5906. jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
  5907. } );
  5908. }
  5909. classes = classesToArray( value );
  5910. if ( classes.length ) {
  5911. while ( ( elem = this[ i++ ] ) ) {
  5912. curValue = getClass( elem );
  5913. cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
  5914. if ( cur ) {
  5915. j = 0;
  5916. while ( ( clazz = classes[ j++ ] ) ) {
  5917. if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
  5918. cur += clazz + " ";
  5919. }
  5920. }
  5921. // Only assign if different to avoid unneeded rendering.
  5922. finalValue = stripAndCollapse( cur );
  5923. if ( curValue !== finalValue ) {
  5924. elem.setAttribute( "class", finalValue );
  5925. }
  5926. }
  5927. }
  5928. }
  5929. return this;
  5930. },
  5931. removeClass: function( value ) {
  5932. var classes, elem, cur, curValue, clazz, j, finalValue,
  5933. i = 0;
  5934. if ( isFunction( value ) ) {
  5935. return this.each( function( j ) {
  5936. jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
  5937. } );
  5938. }
  5939. if ( !arguments.length ) {
  5940. return this.attr( "class", "" );
  5941. }
  5942. classes = classesToArray( value );
  5943. if ( classes.length ) {
  5944. while ( ( elem = this[ i++ ] ) ) {
  5945. curValue = getClass( elem );
  5946. // This expression is here for better compressibility (see addClass)
  5947. cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " );
  5948. if ( cur ) {
  5949. j = 0;
  5950. while ( ( clazz = classes[ j++ ] ) ) {
  5951. // Remove *all* instances
  5952. while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
  5953. cur = cur.replace( " " + clazz + " ", " " );
  5954. }
  5955. }
  5956. // Only assign if different to avoid unneeded rendering.
  5957. finalValue = stripAndCollapse( cur );
  5958. if ( curValue !== finalValue ) {
  5959. elem.setAttribute( "class", finalValue );
  5960. }
  5961. }
  5962. }
  5963. }
  5964. return this;
  5965. },
  5966. toggleClass: function( value, stateVal ) {
  5967. var type = typeof value,
  5968. isValidValue = type === "string" || Array.isArray( value );
  5969. if ( typeof stateVal === "boolean" && isValidValue ) {
  5970. return stateVal ? this.addClass( value ) : this.removeClass( value );
  5971. }
  5972. if ( isFunction( value ) ) {
  5973. return this.each( function( i ) {
  5974. jQuery( this ).toggleClass(
  5975. value.call( this, i, getClass( this ), stateVal ),
  5976. stateVal
  5977. );
  5978. } );
  5979. }
  5980. return this.each( function() {
  5981. var className, i, self, classNames;
  5982. if ( isValidValue ) {
  5983. // Toggle individual class names
  5984. i = 0;
  5985. self = jQuery( this );
  5986. classNames = classesToArray( value );
  5987. while ( ( className = classNames[ i++ ] ) ) {
  5988. // Check each className given, space separated list
  5989. if ( self.hasClass( className ) ) {
  5990. self.removeClass( className );
  5991. } else {
  5992. self.addClass( className );
  5993. }
  5994. }
  5995. // Toggle whole class name
  5996. } else if ( value === undefined || type === "boolean" ) {
  5997. className = getClass( this );
  5998. if ( className ) {
  5999. // Store className if set
  6000. dataPriv.set( this, "__className__", className );
  6001. }
  6002. // If the element has a class name or if we're passed `false`,
  6003. // then remove the whole classname (if there was one, the above saved it).
  6004. // Otherwise bring back whatever was previously saved (if anything),
  6005. // falling back to the empty string if nothing was stored.
  6006. if ( this.setAttribute ) {
  6007. this.setAttribute( "class",
  6008. className || value === false ?
  6009. "" :
  6010. dataPriv.get( this, "__className__" ) || ""
  6011. );
  6012. }
  6013. }
  6014. } );
  6015. },
  6016. hasClass: function( selector ) {
  6017. var className, elem,
  6018. i = 0;
  6019. className = " " + selector + " ";
  6020. while ( ( elem = this[ i++ ] ) ) {
  6021. if ( elem.nodeType === 1 &&
  6022. ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) {
  6023. return true;
  6024. }
  6025. }
  6026. return false;
  6027. }
  6028. } );
  6029. var rreturn = /\r/g;
  6030. jQuery.fn.extend( {
  6031. val: function( value ) {
  6032. var hooks, ret, valueIsFunction,
  6033. elem = this[ 0 ];
  6034. if ( !arguments.length ) {
  6035. if ( elem ) {
  6036. hooks = jQuery.valHooks[ elem.type ] ||
  6037. jQuery.valHooks[ elem.nodeName.toLowerCase() ];
  6038. if ( hooks &&
  6039. "get" in hooks &&
  6040. ( ret = hooks.get( elem, "value" ) ) !== undefined
  6041. ) {
  6042. return ret;
  6043. }
  6044. ret = elem.value;
  6045. // Handle most common string cases
  6046. if ( typeof ret === "string" ) {
  6047. return ret.replace( rreturn, "" );
  6048. }
  6049. // Handle cases where value is null/undef or number
  6050. return ret == null ? "" : ret;
  6051. }
  6052. return;
  6053. }
  6054. valueIsFunction = isFunction( value );
  6055. return this.each( function( i ) {
  6056. var val;
  6057. if ( this.nodeType !== 1 ) {
  6058. return;
  6059. }
  6060. if ( valueIsFunction ) {
  6061. val = value.call( this, i, jQuery( this ).val() );
  6062. } else {
  6063. val = value;
  6064. }
  6065. // Treat null/undefined as ""; convert numbers to string
  6066. if ( val == null ) {
  6067. val = "";
  6068. } else if ( typeof val === "number" ) {
  6069. val += "";
  6070. } else if ( Array.isArray( val ) ) {
  6071. val = jQuery.map( val, function( value ) {
  6072. return value == null ? "" : value + "";
  6073. } );
  6074. }
  6075. hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
  6076. // If set returns undefined, fall back to normal setting
  6077. if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {
  6078. this.value = val;
  6079. }
  6080. } );
  6081. }
  6082. } );
  6083. jQuery.extend( {
  6084. valHooks: {
  6085. option: {
  6086. get: function( elem ) {
  6087. var val = jQuery.find.attr( elem, "value" );
  6088. return val != null ?
  6089. val :
  6090. // Support: IE <=10 - 11 only
  6091. // option.text throws exceptions (#14686, #14858)
  6092. // Strip and collapse whitespace
  6093. // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
  6094. stripAndCollapse( jQuery.text( elem ) );
  6095. }
  6096. },
  6097. select: {
  6098. get: function( elem ) {
  6099. var value, option, i,
  6100. options = elem.options,
  6101. index = elem.selectedIndex,
  6102. one = elem.type === "select-one",
  6103. values = one ? null : [],
  6104. max = one ? index + 1 : options.length;
  6105. if ( index < 0 ) {
  6106. i = max;
  6107. } else {
  6108. i = one ? index : 0;
  6109. }
  6110. // Loop through all the selected options
  6111. for ( ; i < max; i++ ) {
  6112. option = options[ i ];
  6113. // Support: IE <=9 only
  6114. // IE8-9 doesn't update selected after form reset (#2551)
  6115. if ( ( option.selected || i === index ) &&
  6116. // Don't return options that are disabled or in a disabled optgroup
  6117. !option.disabled &&
  6118. ( !option.parentNode.disabled ||
  6119. !nodeName( option.parentNode, "optgroup" ) ) ) {
  6120. // Get the specific value for the option
  6121. value = jQuery( option ).val();
  6122. // We don't need an array for one selects
  6123. if ( one ) {
  6124. return value;
  6125. }
  6126. // Multi-Selects return an array
  6127. values.push( value );
  6128. }
  6129. }
  6130. return values;
  6131. },
  6132. set: function( elem, value ) {
  6133. var optionSet, option,
  6134. options = elem.options,
  6135. values = jQuery.makeArray( value ),
  6136. i = options.length;
  6137. while ( i-- ) {
  6138. option = options[ i ];
  6139. /* eslint-disable no-cond-assign */
  6140. if ( option.selected =
  6141. jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
  6142. ) {
  6143. optionSet = true;
  6144. }
  6145. /* eslint-enable no-cond-assign */
  6146. }
  6147. // Force browsers to behave consistently when non-matching value is set
  6148. if ( !optionSet ) {
  6149. elem.selectedIndex = -1;
  6150. }
  6151. return values;
  6152. }
  6153. }
  6154. }
  6155. } );
  6156. // Radios and checkboxes getter/setter
  6157. jQuery.each( [ "radio", "checkbox" ], function() {
  6158. jQuery.valHooks[ this ] = {
  6159. set: function( elem, value ) {
  6160. if ( Array.isArray( value ) ) {
  6161. return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
  6162. }
  6163. }
  6164. };
  6165. if ( !support.checkOn ) {
  6166. jQuery.valHooks[ this ].get = function( elem ) {
  6167. return elem.getAttribute( "value" ) === null ? "on" : elem.value;
  6168. };
  6169. }
  6170. } );
  6171. // Return jQuery for attributes-only inclusion
  6172. support.focusin = "onfocusin" in window;
  6173. var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
  6174. stopPropagationCallback = function( e ) {
  6175. e.stopPropagation();
  6176. };
  6177. jQuery.extend( jQuery.event, {
  6178. trigger: function( event, data, elem, onlyHandlers ) {
  6179. var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
  6180. eventPath = [ elem || document ],
  6181. type = hasOwn.call( event, "type" ) ? event.type : event,
  6182. namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
  6183. cur = lastElement = tmp = elem = elem || document;
  6184. // Don't do events on text and comment nodes
  6185. if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
  6186. return;
  6187. }
  6188. // focus/blur morphs to focusin/out; ensure we're not firing them right now
  6189. if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
  6190. return;
  6191. }
  6192. if ( type.indexOf( "." ) > -1 ) {
  6193. // Namespaced trigger; create a regexp to match event type in handle()
  6194. namespaces = type.split( "." );
  6195. type = namespaces.shift();
  6196. namespaces.sort();
  6197. }
  6198. ontype = type.indexOf( ":" ) < 0 && "on" + type;
  6199. // Caller can pass in a jQuery.Event object, Object, or just an event type string
  6200. event = event[ jQuery.expando ] ?
  6201. event :
  6202. new jQuery.Event( type, typeof event === "object" && event );
  6203. // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
  6204. event.isTrigger = onlyHandlers ? 2 : 3;
  6205. event.namespace = namespaces.join( "." );
  6206. event.rnamespace = event.namespace ?
  6207. new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
  6208. null;
  6209. // Clean up the event in case it is being reused
  6210. event.result = undefined;
  6211. if ( !event.target ) {
  6212. event.target = elem;
  6213. }
  6214. // Clone any incoming data and prepend the event, creating the handler arg list
  6215. data = data == null ?
  6216. [ event ] :
  6217. jQuery.makeArray( data, [ event ] );
  6218. // Allow special events to draw outside the lines
  6219. special = jQuery.event.special[ type ] || {};
  6220. if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
  6221. return;
  6222. }
  6223. // Determine event propagation path in advance, per W3C events spec (#9951)
  6224. // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
  6225. if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
  6226. bubbleType = special.delegateType || type;
  6227. if ( !rfocusMorph.test( bubbleType + type ) ) {
  6228. cur = cur.parentNode;
  6229. }
  6230. for ( ; cur; cur = cur.parentNode ) {
  6231. eventPath.push( cur );
  6232. tmp = cur;
  6233. }
  6234. // Only add window if we got to document (e.g., not plain obj or detached DOM)
  6235. if ( tmp === ( elem.ownerDocument || document ) ) {
  6236. eventPath.push( tmp.defaultView || tmp.parentWindow || window );
  6237. }
  6238. }
  6239. // Fire handlers on the event path
  6240. i = 0;
  6241. while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
  6242. lastElement = cur;
  6243. event.type = i > 1 ?
  6244. bubbleType :
  6245. special.bindType || type;
  6246. // jQuery handler
  6247. handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
  6248. dataPriv.get( cur, "handle" );
  6249. if ( handle ) {
  6250. handle.apply( cur, data );
  6251. }
  6252. // Native handler
  6253. handle = ontype && cur[ ontype ];
  6254. if ( handle && handle.apply && acceptData( cur ) ) {
  6255. event.result = handle.apply( cur, data );
  6256. if ( event.result === false ) {
  6257. event.preventDefault();
  6258. }
  6259. }
  6260. }
  6261. event.type = type;
  6262. // If nobody prevented the default action, do it now
  6263. if ( !onlyHandlers && !event.isDefaultPrevented() ) {
  6264. if ( ( !special._default ||
  6265. special._default.apply( eventPath.pop(), data ) === false ) &&
  6266. acceptData( elem ) ) {
  6267. // Call a native DOM method on the target with the same name as the event.
  6268. // Don't do default actions on window, that's where global variables be (#6170)
  6269. if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
  6270. // Don't re-trigger an onFOO event when we call its FOO() method
  6271. tmp = elem[ ontype ];
  6272. if ( tmp ) {
  6273. elem[ ontype ] = null;
  6274. }
  6275. // Prevent re-triggering of the same event, since we already bubbled it above
  6276. jQuery.event.triggered = type;
  6277. if ( event.isPropagationStopped() ) {
  6278. lastElement.addEventListener( type, stopPropagationCallback );
  6279. }
  6280. elem[ type ]();
  6281. if ( event.isPropagationStopped() ) {
  6282. lastElement.removeEventListener( type, stopPropagationCallback );
  6283. }
  6284. jQuery.event.triggered = undefined;
  6285. if ( tmp ) {
  6286. elem[ ontype ] = tmp;
  6287. }
  6288. }
  6289. }
  6290. }
  6291. return event.result;
  6292. },
  6293. // Piggyback on a donor event to simulate a different one
  6294. // Used only for `focus(in | out)` events
  6295. simulate: function( type, elem, event ) {
  6296. var e = jQuery.extend(
  6297. new jQuery.Event(),
  6298. event,
  6299. {
  6300. type: type,
  6301. isSimulated: true
  6302. }
  6303. );
  6304. jQuery.event.trigger( e, null, elem );
  6305. }
  6306. } );
  6307. jQuery.fn.extend( {
  6308. trigger: function( type, data ) {
  6309. return this.each( function() {
  6310. jQuery.event.trigger( type, data, this );
  6311. } );
  6312. },
  6313. triggerHandler: function( type, data ) {
  6314. var elem = this[ 0 ];
  6315. if ( elem ) {
  6316. return jQuery.event.trigger( type, data, elem, true );
  6317. }
  6318. }
  6319. } );
  6320. // Support: Firefox <=44
  6321. // Firefox doesn't have focus(in | out) events
  6322. // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
  6323. //
  6324. // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1
  6325. // focus(in | out) events fire after focus & blur events,
  6326. // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
  6327. // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857
  6328. if ( !support.focusin ) {
  6329. jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) {
  6330. // Attach a single capturing handler on the document while someone wants focusin/focusout
  6331. var handler = function( event ) {
  6332. jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) );
  6333. };
  6334. jQuery.event.special[ fix ] = {
  6335. setup: function() {
  6336. var doc = this.ownerDocument || this,
  6337. attaches = dataPriv.access( doc, fix );
  6338. if ( !attaches ) {
  6339. doc.addEventListener( orig, handler, true );
  6340. }
  6341. dataPriv.access( doc, fix, ( attaches || 0 ) + 1 );
  6342. },
  6343. teardown: function() {
  6344. var doc = this.ownerDocument || this,
  6345. attaches = dataPriv.access( doc, fix ) - 1;
  6346. if ( !attaches ) {
  6347. doc.removeEventListener( orig, handler, true );
  6348. dataPriv.remove( doc, fix );
  6349. } else {
  6350. dataPriv.access( doc, fix, attaches );
  6351. }
  6352. }
  6353. };
  6354. } );
  6355. }
  6356. var
  6357. rbracket = /\[\]$/,
  6358. rCRLF = /\r?\n/g,
  6359. rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
  6360. rsubmittable = /^(?:input|select|textarea|keygen)/i;
  6361. function buildParams( prefix, obj, traditional, add ) {
  6362. var name;
  6363. if ( Array.isArray( obj ) ) {
  6364. // Serialize array item.
  6365. jQuery.each( obj, function( i, v ) {
  6366. if ( traditional || rbracket.test( prefix ) ) {
  6367. // Treat each array item as a scalar.
  6368. add( prefix, v );
  6369. } else {
  6370. // Item is non-scalar (array or object), encode its numeric index.
  6371. buildParams(
  6372. prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]",
  6373. v,
  6374. traditional,
  6375. add
  6376. );
  6377. }
  6378. } );
  6379. } else if ( !traditional && toType( obj ) === "object" ) {
  6380. // Serialize object item.
  6381. for ( name in obj ) {
  6382. buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
  6383. }
  6384. } else {
  6385. // Serialize scalar item.
  6386. add( prefix, obj );
  6387. }
  6388. }
  6389. // Serialize an array of form elements or a set of
  6390. // key/values into a query string
  6391. jQuery.param = function( a, traditional ) {
  6392. var prefix,
  6393. s = [],
  6394. add = function( key, valueOrFunction ) {
  6395. // If value is a function, invoke it and use its return value
  6396. var value = isFunction( valueOrFunction ) ?
  6397. valueOrFunction() :
  6398. valueOrFunction;
  6399. s[ s.length ] = encodeURIComponent( key ) + "=" +
  6400. encodeURIComponent( value == null ? "" : value );
  6401. };
  6402. if ( a == null ) {
  6403. return "";
  6404. }
  6405. // If an array was passed in, assume that it is an array of form elements.
  6406. if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
  6407. // Serialize the form elements
  6408. jQuery.each( a, function() {
  6409. add( this.name, this.value );
  6410. } );
  6411. } else {
  6412. // If traditional, encode the "old" way (the way 1.3.2 or older
  6413. // did it), otherwise encode params recursively.
  6414. for ( prefix in a ) {
  6415. buildParams( prefix, a[ prefix ], traditional, add );
  6416. }
  6417. }
  6418. // Return the resulting serialization
  6419. return s.join( "&" );
  6420. };
  6421. jQuery.fn.extend( {
  6422. serialize: function() {
  6423. return jQuery.param( this.serializeArray() );
  6424. },
  6425. serializeArray: function() {
  6426. return this.map( function() {
  6427. // Can add propHook for "elements" to filter or add form elements
  6428. var elements = jQuery.prop( this, "elements" );
  6429. return elements ? jQuery.makeArray( elements ) : this;
  6430. } )
  6431. .filter( function() {
  6432. var type = this.type;
  6433. // Use .is( ":disabled" ) so that fieldset[disabled] works
  6434. return this.name && !jQuery( this ).is( ":disabled" ) &&
  6435. rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
  6436. ( this.checked || !rcheckableType.test( type ) );
  6437. } )
  6438. .map( function( i, elem ) {
  6439. var val = jQuery( this ).val();
  6440. if ( val == null ) {
  6441. return null;
  6442. }
  6443. if ( Array.isArray( val ) ) {
  6444. return jQuery.map( val, function( val ) {
  6445. return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
  6446. } );
  6447. }
  6448. return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
  6449. } ).get();
  6450. }
  6451. } );
  6452. jQuery.fn.extend( {
  6453. wrapAll: function( html ) {
  6454. var wrap;
  6455. if ( this[ 0 ] ) {
  6456. if ( isFunction( html ) ) {
  6457. html = html.call( this[ 0 ] );
  6458. }
  6459. // The elements to wrap the target around
  6460. wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );
  6461. if ( this[ 0 ].parentNode ) {
  6462. wrap.insertBefore( this[ 0 ] );
  6463. }
  6464. wrap.map( function() {
  6465. var elem = this;
  6466. while ( elem.firstElementChild ) {
  6467. elem = elem.firstElementChild;
  6468. }
  6469. return elem;
  6470. } ).append( this );
  6471. }
  6472. return this;
  6473. },
  6474. wrapInner: function( html ) {
  6475. if ( isFunction( html ) ) {
  6476. return this.each( function( i ) {
  6477. jQuery( this ).wrapInner( html.call( this, i ) );
  6478. } );
  6479. }
  6480. return this.each( function() {
  6481. var self = jQuery( this ),
  6482. contents = self.contents();
  6483. if ( contents.length ) {
  6484. contents.wrapAll( html );
  6485. } else {
  6486. self.append( html );
  6487. }
  6488. } );
  6489. },
  6490. wrap: function( html ) {
  6491. var htmlIsFunction = isFunction( html );
  6492. return this.each( function( i ) {
  6493. jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html );
  6494. } );
  6495. },
  6496. unwrap: function( selector ) {
  6497. this.parent( selector ).not( "body" ).each( function() {
  6498. jQuery( this ).replaceWith( this.childNodes );
  6499. } );
  6500. return this;
  6501. }
  6502. } );
  6503. jQuery.expr.pseudos.hidden = function( elem ) {
  6504. return !jQuery.expr.pseudos.visible( elem );
  6505. };
  6506. jQuery.expr.pseudos.visible = function( elem ) {
  6507. return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length );
  6508. };
  6509. // Support: Safari 8 only
  6510. // In Safari 8 documents created via document.implementation.createHTMLDocument
  6511. // collapse sibling forms: the second one becomes a child of the first one.
  6512. // Because of that, this security measure has to be disabled in Safari 8.
  6513. // https://bugs.webkit.org/show_bug.cgi?id=137337
  6514. support.createHTMLDocument = ( function() {
  6515. var body = document.implementation.createHTMLDocument( "" ).body;
  6516. body.innerHTML = "<form></form><form></form>";
  6517. return body.childNodes.length === 2;
  6518. } )();
  6519. // Argument "data" should be string of html
  6520. // context (optional): If specified, the fragment will be created in this context,
  6521. // defaults to document
  6522. // keepScripts (optional): If true, will include scripts passed in the html string
  6523. jQuery.parseHTML = function( data, context, keepScripts ) {
  6524. if ( typeof data !== "string" ) {
  6525. return [];
  6526. }
  6527. if ( typeof context === "boolean" ) {
  6528. keepScripts = context;
  6529. context = false;
  6530. }
  6531. var base, parsed, scripts;
  6532. if ( !context ) {
  6533. // Stop scripts or inline event handlers from being executed immediately
  6534. // by using document.implementation
  6535. if ( support.createHTMLDocument ) {
  6536. context = document.implementation.createHTMLDocument( "" );
  6537. // Set the base href for the created document
  6538. // so any parsed elements with URLs
  6539. // are based on the document's URL (gh-2965)
  6540. base = context.createElement( "base" );
  6541. base.href = document.location.href;
  6542. context.head.appendChild( base );
  6543. } else {
  6544. context = document;
  6545. }
  6546. }
  6547. parsed = rsingleTag.exec( data );
  6548. scripts = !keepScripts && [];
  6549. // Single tag
  6550. if ( parsed ) {
  6551. return [ context.createElement( parsed[ 1 ] ) ];
  6552. }
  6553. parsed = buildFragment( [ data ], context, scripts );
  6554. if ( scripts && scripts.length ) {
  6555. jQuery( scripts ).remove();
  6556. }
  6557. return jQuery.merge( [], parsed.childNodes );
  6558. };
  6559. jQuery.offset = {
  6560. setOffset: function( elem, options, i ) {
  6561. var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
  6562. position = jQuery.css( elem, "position" ),
  6563. curElem = jQuery( elem ),
  6564. props = {};
  6565. // Set position first, in-case top/left are set even on static elem
  6566. if ( position === "static" ) {
  6567. elem.style.position = "relative";
  6568. }
  6569. curOffset = curElem.offset();
  6570. curCSSTop = jQuery.css( elem, "top" );
  6571. curCSSLeft = jQuery.css( elem, "left" );
  6572. calculatePosition = ( position === "absolute" || position === "fixed" ) &&
  6573. ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1;
  6574. // Need to be able to calculate position if either
  6575. // top or left is auto and position is either absolute or fixed
  6576. if ( calculatePosition ) {
  6577. curPosition = curElem.position();
  6578. curTop = curPosition.top;
  6579. curLeft = curPosition.left;
  6580. } else {
  6581. curTop = parseFloat( curCSSTop ) || 0;
  6582. curLeft = parseFloat( curCSSLeft ) || 0;
  6583. }
  6584. if ( isFunction( options ) ) {
  6585. // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
  6586. options = options.call( elem, i, jQuery.extend( {}, curOffset ) );
  6587. }
  6588. if ( options.top != null ) {
  6589. props.top = ( options.top - curOffset.top ) + curTop;
  6590. }
  6591. if ( options.left != null ) {
  6592. props.left = ( options.left - curOffset.left ) + curLeft;
  6593. }
  6594. if ( "using" in options ) {
  6595. options.using.call( elem, props );
  6596. } else {
  6597. curElem.css( props );
  6598. }
  6599. }
  6600. };
  6601. jQuery.fn.extend( {
  6602. // offset() relates an element's border box to the document origin
  6603. offset: function( options ) {
  6604. // Preserve chaining for setter
  6605. if ( arguments.length ) {
  6606. return options === undefined ?
  6607. this :
  6608. this.each( function( i ) {
  6609. jQuery.offset.setOffset( this, options, i );
  6610. } );
  6611. }
  6612. var rect, win,
  6613. elem = this[ 0 ];
  6614. if ( !elem ) {
  6615. return;
  6616. }
  6617. // Return zeros for disconnected and hidden (display: none) elements (gh-2310)
  6618. // Support: IE <=11 only
  6619. // Running getBoundingClientRect on a
  6620. // disconnected node in IE throws an error
  6621. if ( !elem.getClientRects().length ) {
  6622. return { top: 0, left: 0 };
  6623. }
  6624. // Get document-relative position by adding viewport scroll to viewport-relative gBCR
  6625. rect = elem.getBoundingClientRect();
  6626. win = elem.ownerDocument.defaultView;
  6627. return {
  6628. top: rect.top + win.pageYOffset,
  6629. left: rect.left + win.pageXOffset
  6630. };
  6631. },
  6632. // position() relates an element's margin box to its offset parent's padding box
  6633. // This corresponds to the behavior of CSS absolute positioning
  6634. position: function() {
  6635. if ( !this[ 0 ] ) {
  6636. return;
  6637. }
  6638. var offsetParent, offset, doc,
  6639. elem = this[ 0 ],
  6640. parentOffset = { top: 0, left: 0 };
  6641. // position:fixed elements are offset from the viewport, which itself always has zero offset
  6642. if ( jQuery.css( elem, "position" ) === "fixed" ) {
  6643. // Assume position:fixed implies availability of getBoundingClientRect
  6644. offset = elem.getBoundingClientRect();
  6645. } else {
  6646. offset = this.offset();
  6647. // Account for the *real* offset parent, which can be the document or its root element
  6648. // when a statically positioned element is identified
  6649. doc = elem.ownerDocument;
  6650. offsetParent = elem.offsetParent || doc.documentElement;
  6651. while ( offsetParent &&
  6652. ( offsetParent === doc.body || offsetParent === doc.documentElement ) &&
  6653. jQuery.css( offsetParent, "position" ) === "static" ) {
  6654. offsetParent = offsetParent.parentNode;
  6655. }
  6656. if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) {
  6657. // Incorporate borders into its offset, since they are outside its content origin
  6658. parentOffset = jQuery( offsetParent ).offset();
  6659. parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true );
  6660. parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true );
  6661. }
  6662. }
  6663. // Subtract parent offsets and element margins
  6664. return {
  6665. top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ),
  6666. left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true )
  6667. };
  6668. },
  6669. // This method will return documentElement in the following cases:
  6670. // 1) For the element inside the iframe without offsetParent, this method will return
  6671. // documentElement of the parent window
  6672. // 2) For the hidden or detached element
  6673. // 3) For body or html element, i.e. in case of the html node - it will return itself
  6674. //
  6675. // but those exceptions were never presented as a real life use-cases
  6676. // and might be considered as more preferable results.
  6677. //
  6678. // This logic, however, is not guaranteed and can change at any point in the future
  6679. offsetParent: function() {
  6680. return this.map( function() {
  6681. var offsetParent = this.offsetParent;
  6682. while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) {
  6683. offsetParent = offsetParent.offsetParent;
  6684. }
  6685. return offsetParent || documentElement;
  6686. } );
  6687. }
  6688. } );
  6689. // Create scrollLeft and scrollTop methods
  6690. jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
  6691. var top = "pageYOffset" === prop;
  6692. jQuery.fn[ method ] = function( val ) {
  6693. return access( this, function( elem, method, val ) {
  6694. // Coalesce documents and windows
  6695. var win;
  6696. if ( isWindow( elem ) ) {
  6697. win = elem;
  6698. } else if ( elem.nodeType === 9 ) {
  6699. win = elem.defaultView;
  6700. }
  6701. if ( val === undefined ) {
  6702. return win ? win[ prop ] : elem[ method ];
  6703. }
  6704. if ( win ) {
  6705. win.scrollTo(
  6706. !top ? val : win.pageXOffset,
  6707. top ? val : win.pageYOffset
  6708. );
  6709. } else {
  6710. elem[ method ] = val;
  6711. }
  6712. }, method, val, arguments.length );
  6713. };
  6714. } );
  6715. // Support: Safari <=7 - 9.1, Chrome <=37 - 49
  6716. // Add the top/left cssHooks using jQuery.fn.position
  6717. // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
  6718. // Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
  6719. // getComputedStyle returns percent when specified for top/left/bottom/right;
  6720. // rather than make the css module depend on the offset module, just check for it here
  6721. jQuery.each( [ "top", "left" ], function( i, prop ) {
  6722. jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
  6723. function( elem, computed ) {
  6724. if ( computed ) {
  6725. computed = curCSS( elem, prop );
  6726. // If curCSS returns percentage, fallback to offset
  6727. return rnumnonpx.test( computed ) ?
  6728. jQuery( elem ).position()[ prop ] + "px" :
  6729. computed;
  6730. }
  6731. }
  6732. );
  6733. } );
  6734. // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
  6735. jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
  6736. jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name },
  6737. function( defaultExtra, funcName ) {
  6738. // Margin is only for outerHeight, outerWidth
  6739. jQuery.fn[ funcName ] = function( margin, value ) {
  6740. var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
  6741. extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
  6742. return access( this, function( elem, type, value ) {
  6743. var doc;
  6744. if ( isWindow( elem ) ) {
  6745. // $( window ).outerWidth/Height return w/h including scrollbars (gh-1729)
  6746. return funcName.indexOf( "outer" ) === 0 ?
  6747. elem[ "inner" + name ] :
  6748. elem.document.documentElement[ "client" + name ];
  6749. }
  6750. // Get document width or height
  6751. if ( elem.nodeType === 9 ) {
  6752. doc = elem.documentElement;
  6753. // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
  6754. // whichever is greatest
  6755. return Math.max(
  6756. elem.body[ "scroll" + name ], doc[ "scroll" + name ],
  6757. elem.body[ "offset" + name ], doc[ "offset" + name ],
  6758. doc[ "client" + name ]
  6759. );
  6760. }
  6761. return value === undefined ?
  6762. // Get width or height on the element, requesting but not forcing parseFloat
  6763. jQuery.css( elem, type, extra ) :
  6764. // Set width or height on the element
  6765. jQuery.style( elem, type, value, extra );
  6766. }, type, chainable ? margin : undefined, chainable );
  6767. };
  6768. } );
  6769. } );
  6770. jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " +
  6771. "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
  6772. "change select submit keydown keypress keyup contextmenu" ).split( " " ),
  6773. function( i, name ) {
  6774. // Handle event binding
  6775. jQuery.fn[ name ] = function( data, fn ) {
  6776. return arguments.length > 0 ?
  6777. this.on( name, null, data, fn ) :
  6778. this.trigger( name );
  6779. };
  6780. } );
  6781. jQuery.fn.extend( {
  6782. hover: function( fnOver, fnOut ) {
  6783. return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
  6784. }
  6785. } );
  6786. jQuery.fn.extend( {
  6787. bind: function( types, data, fn ) {
  6788. return this.on( types, null, data, fn );
  6789. },
  6790. unbind: function( types, fn ) {
  6791. return this.off( types, null, fn );
  6792. },
  6793. delegate: function( selector, types, data, fn ) {
  6794. return this.on( types, selector, data, fn );
  6795. },
  6796. undelegate: function( selector, types, fn ) {
  6797. // ( namespace ) or ( selector, types [, fn] )
  6798. return arguments.length === 1 ?
  6799. this.off( selector, "**" ) :
  6800. this.off( types, selector || "**", fn );
  6801. }
  6802. } );
  6803. // Bind a function to a context, optionally partially applying any
  6804. // arguments.
  6805. // jQuery.proxy is deprecated to promote standards (specifically Function#bind)
  6806. // However, it is not slated for removal any time soon
  6807. jQuery.proxy = function( fn, context ) {
  6808. var tmp, args, proxy;
  6809. if ( typeof context === "string" ) {
  6810. tmp = fn[ context ];
  6811. context = fn;
  6812. fn = tmp;
  6813. }
  6814. // Quick check to determine if target is callable, in the spec
  6815. // this throws a TypeError, but we will just return undefined.
  6816. if ( !isFunction( fn ) ) {
  6817. return undefined;
  6818. }
  6819. // Simulated bind
  6820. args = slice.call( arguments, 2 );
  6821. proxy = function() {
  6822. return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
  6823. };
  6824. // Set the guid of unique handler to the same of original handler, so it can be removed
  6825. proxy.guid = fn.guid = fn.guid || jQuery.guid++;
  6826. return proxy;
  6827. };
  6828. jQuery.holdReady = function( hold ) {
  6829. if ( hold ) {
  6830. jQuery.readyWait++;
  6831. } else {
  6832. jQuery.ready( true );
  6833. }
  6834. };
  6835. jQuery.isArray = Array.isArray;
  6836. jQuery.parseJSON = JSON.parse;
  6837. jQuery.nodeName = nodeName;
  6838. jQuery.isFunction = isFunction;
  6839. jQuery.isWindow = isWindow;
  6840. jQuery.camelCase = camelCase;
  6841. jQuery.type = toType;
  6842. jQuery.now = Date.now;
  6843. jQuery.isNumeric = function( obj ) {
  6844. // As of jQuery 3.0, isNumeric is limited to
  6845. // strings and numbers (primitives or objects)
  6846. // that can be coerced to finite numbers (gh-2662)
  6847. var type = jQuery.type( obj );
  6848. return ( type === "number" || type === "string" ) &&
  6849. // parseFloat NaNs numeric-cast false positives ("")
  6850. // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
  6851. // subtraction forces infinities to NaN
  6852. !isNaN( obj - parseFloat( obj ) );
  6853. };
  6854. // Register as a named AMD module, since jQuery can be concatenated with other
  6855. // files that may use define, but not via a proper concatenation script that
  6856. // understands anonymous AMD modules. A named AMD is safest and most robust
  6857. // way to register. Lowercase jquery is used because AMD module names are
  6858. // derived from file names, and jQuery is normally delivered in a lowercase
  6859. // file name. Do this after creating the global so that if an AMD module wants
  6860. // to call noConflict to hide this version of jQuery, it will work.
  6861. // Note that for maximum portability, libraries that are not jQuery should
  6862. // declare themselves as anonymous modules, and avoid setting a global if an
  6863. // AMD loader is present. jQuery is a special case. For more information, see
  6864. // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
  6865. if ( typeof define === "function" && define.amd ) {
  6866. define( "jquery", [], function() {
  6867. return jQuery;
  6868. } );
  6869. }
  6870. var
  6871. // Map over jQuery in case of overwrite
  6872. _jQuery = window.jQuery,
  6873. // Map over the $ in case of overwrite
  6874. _$ = window.$;
  6875. jQuery.noConflict = function( deep ) {
  6876. if ( window.$ === jQuery ) {
  6877. window.$ = _$;
  6878. }
  6879. if ( deep && window.jQuery === jQuery ) {
  6880. window.jQuery = _jQuery;
  6881. }
  6882. return jQuery;
  6883. };
  6884. // Expose jQuery and $ identifiers, even in AMD
  6885. // (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
  6886. // and CommonJS for browser emulators (#13566)
  6887. if ( !noGlobal ) {
  6888. window.jQuery = window.$ = jQuery;
  6889. }
  6890. return jQuery;
  6891. } );