src/manipulation.js

   1 (function( jQuery ) {
   2
   3 var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
   4         rleadingWhitespace = /^\s+/,
   5         rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
   6         rtagName = /<([\w:]+)/,
   7         rtbody = /<tbody/i,
   8         rhtml = /<|&#?\w+;/,
   9         rnocache = /<(?:script|object|embed|option|style)/i,
  10         rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,  // checked="checked" or checked (html5)
  11         raction = /\=([^="'>\s]+\/)>/g,
  12         wrapMap = {
  13                 option: [ 1, "<select multiple='multiple'>", "</select>" ],
  14                 legend: [ 1, "<fieldset>", "</fieldset>" ],
  15                 thead: [ 1, "<table>", "</table>" ],
  16                 tr: [ 2, "<table><tbody>", "</tbody></table>" ],
  17                 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
  18                 col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
  19                 area: [ 1, "<map>", "</map>" ],
  20                 _default: [ 0, "", "" ]
  21         };
  22
  23 wrapMap.optgroup = wrapMap.option;
  24 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
  25 wrapMap.th = wrapMap.td;
  26
  27 // IE can't serialize <link> and <script> tags normally
  28 if ( !jQuery.support.htmlSerialize ) {
  29         wrapMap._default = [ 1, "div<div>", "</div>" ];
  30 }
  31
  32 jQuery.fn.extend({
  33         text: function( text ) {
  34                 if ( jQuery.isFunction(text) ) {
  35                         return this.each(function(i) {
  36                                 var self = jQuery(this);
  37                                 self.text( text.call(this, i, self.text()) );
  38                         });
  39                 }
  40
  41                 if ( typeof text !== "object" && text !== undefined ) {
  42                         return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
  43                 }
  44
  45                 return jQuery.text( this );
  46         },
  47
  48         wrapAll: function( html ) {
  49                 if ( jQuery.isFunction( html ) ) {
  50                         return this.each(function(i) {
  51                                 jQuery(this).wrapAll( html.call(this, i) );
  52                         });
  53                 }
  54
  55                 if ( this[0] ) {
  56                         // The elements to wrap the target around
  57                         var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
  58
  59                         if ( this[0].parentNode ) {
  60                                 wrap.insertBefore( this[0] );
  61                         }
  62
  63                         wrap.map(function() {
  64                                 var elem = this;
  65
  66                                 while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
  67                                         elem = elem.firstChild;
  68                                 }
  69
  70                                 return elem;
  71                         }).append(this);
  72                 }
  73
  74                 return this;
  75         },
  76
  77         wrapInner: function( html ) {
  78                 if ( jQuery.isFunction( html ) ) {
  79                         return this.each(function(i) {
  80                                 jQuery(this).wrapInner( html.call(this, i) );
  81                         });
  82                 }
  83
  84                 return this.each(function() {
  85                         var self = jQuery( this ), contents = self.contents();
  86
  87                         if ( contents.length ) {
  88                                 contents.wrapAll( html );
  89
  90                         } else {
  91                                 self.append( html );
  92                         }
  93                 });
  94         },
  95
  96         wrap: function( html ) {
  97                 return this.each(function() {
  98                         jQuery( this ).wrapAll( html );
  99                 });
 100         },
 101
 102         unwrap: function() {
 103                 return this.parent().each(function() {
 104                         if ( !jQuery.nodeName( this, "body" ) ) {
 105                                 jQuery( this ).replaceWith( this.childNodes );
 106                         }
 107                 }).end();
 108         },
 109
 110         append: function() {
 111                 return this.domManip(arguments, true, function( elem ) {
 112                         if ( this.nodeType === 1 ) {
 113                                 this.appendChild( elem );
 114                         }
 115                 });
 116         },
 117
 118         prepend: function() {
 119                 return this.domManip(arguments, true, function( elem ) {
 120                         if ( this.nodeType === 1 ) {
 121                                 this.insertBefore( elem, this.firstChild );
 122                         }
 123                 });
 124         },
 125
 126         before: function() {
 127                 if ( this[0] && this[0].parentNode ) {
 128                         return this.domManip(arguments, false, function( elem ) {
 129                                 this.parentNode.insertBefore( elem, this );
 130                         });
 131                 } else if ( arguments.length ) {
 132                         var set = jQuery(arguments[0]);
 133                         set.push.apply( set, this.toArray() );
 134                         return this.pushStack( set, "before", arguments );
 135                 }
 136         },
 137
 138         after: function() {
 139                 if ( this[0] && this[0].parentNode ) {
 140                         return this.domManip(arguments, false, function( elem ) {
 141                                 this.parentNode.insertBefore( elem, this.nextSibling );
 142                         });
 143                 } else if ( arguments.length ) {
 144                         var set = this.pushStack( this, "after", arguments );
 145                         set.push.apply( set, jQuery(arguments[0]).toArray() );
 146                         return set;
 147                 }
 148         },
 149
 150         // keepData is for internal use only--do not document
 151         remove: function( selector, keepData ) {
 152                 for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
 153                         if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
 154                                 if ( !keepData && elem.nodeType === 1 ) {
 155                                         jQuery.cleanData( elem.getElementsByTagName("*") );
 156                                         jQuery.cleanData( [ elem ] );
 157                                 }
 158
 159                                 if ( elem.parentNode ) {
 160                                          elem.parentNode.removeChild( elem );
 161                                 }
 162                         }
 163                 }
 164
 165                 return this;
 166         },
 167
 168         empty: function() {
 169                 for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
 170                         // Remove element nodes and prevent memory leaks
 171                         if ( elem.nodeType === 1 ) {
 172                                 jQuery.cleanData( elem.getElementsByTagName("*") );
 173                         }
 174
 175                         // Remove any remaining nodes
 176                         while ( elem.firstChild ) {
 177                                 elem.removeChild( elem.firstChild );
 178                         }
 179                 }
 180
 181                 return this;
 182         },
 183
 184         clone: function( events ) {
 185                 // Do the clone
 186                 var ret = this.map(function() {
 187                         if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
 188                                 // IE copies events bound via attachEvent when
 189                                 // using cloneNode. Calling detachEvent on the
 190                                 // clone will also remove the events from the orignal
 191                                 // In order to get around this, we use innerHTML.
 192                                 // Unfortunately, this means some modifications to
 193                                 // attributes in IE that are actually only stored
 194                                 // as properties will not be copied (such as the
 195                                 // the name attribute on an input).
 196                                 var html = this.outerHTML, ownerDocument = this.ownerDocument;
 197                                 if ( !html ) {
 198                                         var div = ownerDocument.createElement("div");
 199                                         div.appendChild( this.cloneNode(true) );
 200                                         html = div.innerHTML;
 201                                 }
 202
 203                                 return jQuery.clean([html.replace(rinlinejQuery, "")
 204                                         // Handle the case in IE 8 where action=/test/> self-closes a tag
 205                                         .replace(raction, '="$1">')
 206                                         .replace(rleadingWhitespace, "")], ownerDocument)[0];
 207                         } else {
 208                                 return this.cloneNode(true);
 209                         }
 210                 });
 211
 212                 // Copy the events from the original to the clone
 213                 if ( events === true ) {
 214                         cloneCopyEvent( this, ret );
 215                         cloneCopyEvent( this.find("*"), ret.find("*") );
 216                 }
 217
 218                 // Return the cloned set
 219                 return ret;
 220         },
 221
 222         html: function( value ) {
 223                 if ( value === undefined ) {
 224                         return this[0] && this[0].nodeType === 1 ?
 225                                 this[0].innerHTML.replace(rinlinejQuery, "") :
 226                                 null;
 227
 228                 // See if we can take a shortcut and just use innerHTML
 229                 } else if ( typeof value === "string" && !rnocache.test( value ) &&
 230                         (jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
 231                         !wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {
 232
 233                         value = value.replace(rxhtmlTag, "<$1></$2>");
 234
 235                         try {
 236                                 for ( var i = 0, l = this.length; i < l; i++ ) {
 237                                         // Remove element nodes and prevent memory leaks
 238                                         if ( this[i].nodeType === 1 ) {
 239                                                 jQuery.cleanData( this[i].getElementsByTagName("*") );
 240                                                 this[i].innerHTML = value;
 241                                         }
 242                                 }
 243
 244                         // If using innerHTML throws an exception, use the fallback method
 245                         } catch(e) {
 246                                 this.empty().append( value );
 247                         }
 248
 249                 } else if ( jQuery.isFunction( value ) ) {
 250                         this.each(function(i){
 251                                 var self = jQuery(this), old = self.html();
 252                                 self.empty().append(function(){
 253                                         return value.call( this, i, old );
 254                                 });
 255                         });
 256
 257                 } else {
 258                         this.empty().append( value );
 259                 }
 260
 261                 return this;
 262         },
 263
 264         replaceWith: function( value ) {
 265                 if ( this[0] && this[0].parentNode ) {
 266                         // Make sure that the elements are removed from the DOM before they are inserted
 267                         // this can help fix replacing a parent with child elements
 268                         if ( jQuery.isFunction( value ) ) {
 269                                 return this.each(function(i) {
 270                                         var self = jQuery(this), old = self.html();
 271                                         self.replaceWith( value.call( this, i, old ) );
 272                                 });
 273                         }
 274
 275                         if ( typeof value !== "string" ) {
 276                                 value = jQuery(value).detach();
 277                         }
 278
 279                         return this.each(function() {
 280                                 var next = this.nextSibling, parent = this.parentNode;
 281
 282                                 jQuery(this).remove();
 283
 284                                 if ( next ) {
 285                                         jQuery(next).before( value );
 286                                 } else {
 287                                         jQuery(parent).append( value );
 288                                 }
 289                         });
 290                 } else {
 291                         return this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value );
 292                 }
 293         },
 294
 295         detach: function( selector ) {
 296                 return this.remove( selector, true );
 297         },
 298
 299         domManip: function( args, table, callback ) {
 300                 var results, first, value = args[0], scripts = [], fragment, parent;
 301
 302                 // We can't cloneNode fragments that contain checked, in WebKit
 303                 if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) {
 304                         return this.each(function() {
 305                                 jQuery(this).domManip( args, table, callback, true );
 306                         });
 307                 }
 308
 309                 if ( jQuery.isFunction(value) ) {
 310                         return this.each(function(i) {
 311                                 var self = jQuery(this);
 312                                 args[0] = value.call(this, i, table ? self.html() : undefined);
 313                                 self.domManip( args, table, callback );
 314                         });
 315                 }
 316
 317                 if ( this[0] ) {
 318                         parent = value && value.parentNode;
 319
 320                         // If we're in a fragment, just use that instead of building a new one
 321                         if ( jQuery.support.parentNode && parent && parent.nodeType === 11 && parent.childNodes.length === this.length ) {
 322                                 results = { fragment: parent };
 323
 324                         } else {
 325                                 results = jQuery.buildFragment( args, this, scripts );
 326                         }
 327
 328                         fragment = results.fragment;
 329
 330                         if ( fragment.childNodes.length === 1 ) {
 331                                 first = fragment = fragment.firstChild;
 332                         } else {
 333                                 first = fragment.firstChild;
 334                         }
 335
 336                         if ( first ) {
 337                                 table = table && jQuery.nodeName( first, "tr" );
 338
 339                                 for ( var i = 0, l = this.length; i < l; i++ ) {
 340                                         callback.call(
 341                                                 table ?
 342                                                         root(this[i], first) :
 343                                                         this[i],
 344                                                 i > 0 || results.cacheable || this.length > 1  ?
 345                                                         fragment.cloneNode(true) :
 346                                                         fragment
 347                                         );
 348                                 }
 349                         }
 350
 351                         if ( scripts.length ) {
 352                                 jQuery.each( scripts, evalScript );
 353                         }
 354                 }
 355
 356                 return this;
 357         }
 358 });
 359
 360 function root( elem, cur ) {
 361         return jQuery.nodeName(elem, "table") ?
 362                 (elem.getElementsByTagName("tbody")[0] ||
 363                 elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
 364                 elem;
 365 }
 366
 367 function cloneCopyEvent(orig, ret) {
 368         var i = 0;
 369
 370         ret.each(function() {
 371                 if ( this.nodeName !== (orig[i] && orig[i].nodeName) ) {
 372                         return;
 373                 }
 374
 375                 var oldData = jQuery.data( orig[i++] ), curData = jQuery.data( this, oldData ), events = oldData && oldData.events;
 376
 377                 if ( events ) {
 378                         delete curData.handle;
 379                         curData.events = {};
 380
 381                         for ( var type in events ) {
 382                                 for ( var handler in events[ type ] ) {
 383                                         jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
 384                                 }
 385                         }
 386                 }
 387         });
 388 }
 389
 390 jQuery.buildFragment = function( args, nodes, scripts ) {
 391         var fragment, cacheable, cacheresults,
 392                 doc = (nodes && nodes[0] ? nodes[0].ownerDocument || nodes[0] : document);
 393
 394         // Only cache "small" (1/2 KB) strings that are associated with the main document
 395         // Cloning options loses the selected state, so don't cache them
 396         // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
 397         // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
 398         if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && doc === document &&
 399                 !rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
 400
 401                 cacheable = true;
 402                 cacheresults = jQuery.fragments[ args[0] ];
 403                 if ( cacheresults ) {
 404                         if ( cacheresults !== 1 ) {
 405                                 fragment = cacheresults;
 406                         }
 407                 }
 408         }
 409
 410         if ( !fragment ) {
 411                 fragment = doc.createDocumentFragment();
 412                 jQuery.clean( args, doc, fragment, scripts );
 413         }
 414
 415         if ( cacheable ) {
 416                 jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
 417         }
 418
 419         return { fragment: fragment, cacheable: cacheable };
 420 };
 421
 422 jQuery.fragments = {};
 423
 424 jQuery.each({
 425         appendTo: "append",
 426         prependTo: "prepend",
 427         insertBefore: "before",
 428         insertAfter: "after",
 429         replaceAll: "replaceWith"
 430 }, function( name, original ) {
 431         jQuery.fn[ name ] = function( selector ) {
 432                 var ret = [], insert = jQuery( selector ),
 433                         parent = this.length === 1 && this[0].parentNode;
 434
 435                 if ( parent && parent.nodeType === 11 && parent.childNodes.length === 1 && insert.length === 1 ) {
 436                         insert[ original ]( this[0] );
 437                         return this;
 438
 439                 } else {
 440                         for ( var i = 0, l = insert.length; i < l; i++ ) {
 441                                 var elems = (i > 0 ? this.clone(true) : this).get();
 442                                 jQuery( insert[i] )[ original ]( elems );
 443                                 ret = ret.concat( elems );
 444                         }
 445
 446                         return this.pushStack( ret, name, insert.selector );
 447                 }
 448         };
 449 });
 450
 451 jQuery.extend({
 452         clean: function( elems, context, fragment, scripts ) {
 453                 context = context || document;
 454
 455                 // !context.createElement fails in IE with an error but returns typeof 'object'
 456                 if ( typeof context.createElement === "undefined" ) {
 457                         context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
 458                 }
 459
 460                 var ret = [];
 461
 462                 for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
 463                         if ( typeof elem === "number" ) {
 464                                 elem += "";
 465                         }
 466
 467                         if ( !elem ) {
 468                                 continue;
 469                         }
 470
 471                         // Convert html string into DOM nodes
 472                         if ( typeof elem === "string" && !rhtml.test( elem ) ) {
 473                                 elem = context.createTextNode( elem );
 474
 475                         } else if ( typeof elem === "string" ) {
 476                                 // Fix "XHTML"-style tags in all browsers
 477                                 elem = elem.replace(rxhtmlTag, "<$1></$2>");
 478
 479                                 // Trim whitespace, otherwise indexOf won't work as expected
 480                                 var tag = (rtagName.exec( elem ) || ["", ""])[1].toLowerCase(),
 481                                         wrap = wrapMap[ tag ] || wrapMap._default,
 482                                         depth = wrap[0],
 483                                         div = context.createElement("div");
 484
 485                                 // Go to html and back, then peel off extra wrappers
 486                                 div.innerHTML = wrap[1] + elem + wrap[2];
 487
 488                                 // Move to the right depth
 489                                 while ( depth-- ) {
 490                                         div = div.lastChild;
 491                                 }
 492
 493                                 // Remove IE's autoinserted <tbody> from table fragments
 494                                 if ( !jQuery.support.tbody ) {
 495
 496                                         // String was a <table>, *may* have spurious <tbody>
 497                                         var hasBody = rtbody.test(elem),
 498                                                 tbody = tag === "table" && !hasBody ?
 499                                                         div.firstChild && div.firstChild.childNodes :
 500
 501                                                         // String was a bare <thead> or <tfoot>
 502                                                         wrap[1] === "<table>" && !hasBody ?
 503                                                                 div.childNodes :
 504                                                                 [];
 505
 506                                         for ( var j = tbody.length - 1; j >= 0 ; --j ) {
 507                                                 if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
 508                                                         tbody[ j ].parentNode.removeChild( tbody[ j ] );
 509                                                 }
 510                                         }
 511
 512                                 }
 513
 514                                 // IE completely kills leading whitespace when innerHTML is used
 515                                 if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
 516                                         div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
 517                                 }
 518
 519                                 elem = div.childNodes;
 520                         }
 521
 522                         if ( elem.nodeType ) {
 523                                 ret.push( elem );
 524                         } else {
 525                                 ret = jQuery.merge( ret, elem );
 526                         }
 527                 }
 528
 529                 if ( fragment ) {
 530                         for ( i = 0; ret[i]; i++ ) {
 531                                 if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
 532                                         scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );
 533
 534                                 } else {
 535                                         if ( ret[i].nodeType === 1 ) {
 536                                                 ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
 537                                         }
 538                                         fragment.appendChild( ret[i] );
 539                                 }
 540                         }
 541                 }
 542
 543                 return ret;
 544         },
 545
 546         cleanData: function( elems ) {
 547                 var data, id, cache = jQuery.cache,
 548                         special = jQuery.event.special,
 549                         deleteExpando = jQuery.support.deleteExpando;
 550
 551                 for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
 552                         if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
 553                                 continue;
 554                         }
 555
 556                         id = elem[ jQuery.expando ];
 557
 558                         if ( id ) {
 559                                 data = cache[ id ];
 560
 561                                 if ( data && data.events ) {
 562                                         for ( var type in data.events ) {
 563                                                 if ( special[ type ] ) {
 564                                                         jQuery.event.remove( elem, type );
 565
 566                                                 } else {
 567                                                         jQuery.removeEvent( elem, type, data.handle );
 568                                                 }
 569                                         }
 570                                 }
 571
 572                                 if ( deleteExpando ) {
 573                                         delete elem[ jQuery.expando ];
 574
 575                                 } else if ( elem.removeAttribute ) {
 576                                         elem.removeAttribute( jQuery.expando );
 577                                 }
 578
 579                                 delete cache[ id ];
 580                         }
 581                 }
 582         }
 583 });
 584
 585 function evalScript( i, elem ) {
 586         if ( elem.src ) {
 587                 jQuery.ajax({
 588                         url: elem.src,
 589                         async: false,
 590                         dataType: "script"
 591                 });
 592         } else {
 593                 jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
 594         }
 595
 596         if ( elem.parentNode ) {
 597                 elem.parentNode.removeChild( elem );
 598         }
 599 }
 600
 601 })( jQuery );