2 * XMLWrapper_find 周りの オリジナルコードに関する情報
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3 * Original code by pettanR team
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4 * - http://sourceforge.jp/projects/pettanr/scm/git/clientJs/blobs/master/0.6.x/js/01_dom/18_XDomQuery.js
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6 * Original code by ofk ( kQuery, ksk )
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7 * - http://d.hatena.ne.jp/ofk/comment/20090106/1231258010
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8 * - http://d.hatena.ne.jp/ofk/20090111/1231668170
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11 X[ 'XML' ] = XMLWrapper;
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16 * @class XML 探索用のラッパークラスです
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20 function XMLWrapper( xml ){
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24 XMLWrapper.prototype.length = 1;
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25 XMLWrapper.prototype[ 'has' ] = XMLWrapper_has;
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26 XMLWrapper.prototype[ 'get' ] = XMLWrapper_get;
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27 XMLWrapper.prototype[ 'val' ] = XMLWrapper_val;
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28 XMLWrapper.prototype[ 'find' ] = XMLWrapper_find;
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30 function XMLWrapper_has( queryString ){
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31 return !!this.find( queryString ).length;
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34 function XMLWrapper_get( index ){
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35 if( this.length === 1 ) return this;
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36 if( this.length === 0 ) return null;
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37 // 一度発行した XMLWrapper は控えて置いて再発行する。
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38 if( this._wraps && this._wraps[ index ] ) return this._wraps[ index ];
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39 if( !this._wraps ) this._wraps = [];
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40 return this[ index ] ?
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41 ( this._wraps[ index ] = new XMLWrapper( this[ index ] ) ) :
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45 function XMLWrapper_val( queryString, type ){
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46 var attr_textContent = X_UA[ 'IE' ] < 9 || X_UA[ 'Opera' ] ? 'innerText' : X_UA[ 'IE9' ] ? 'text' : 'textContent',
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49 switch( queryString ){
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56 queryString = undefined;
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59 wrapper = queryString ? this.find( queryString ) : this;
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60 xml = wrapper.length === 1 ? wrapper._rawXML : wrapper[ 0 ];
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76 v = xml.nodeType === 1 ? xml.innerText || xml.text || xml.textContent : xml.nodeValue;
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80 return parseFloat( v );
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82 return parseInt( v );
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84 return v && v !== '0' && v !== 'false' && v !== 'null' && v !== 'undefined' && v !== 'NaN';
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91 function XMLWrapper_find( queryString ){
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93 var scope = this.constructor === XMLListWrapper ? this : [ this._rawXML ],
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94 parents = scope, // 探索元の親要素 xmlList の場合あり
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95 ARY_PUSH = Array.prototype.push,
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98 isMulti = 1 < scope.length,// 要素をマージする必要がある
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101 isAll, isNot, hasRoot,
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104 merge, // 要素がコメントノードで汚染されている場合使う
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105 combinator, selector, name, tagName,
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106 uid, tmp, xml, filter, key, op, val, toLower, useName,
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107 links, className, attr, flag;
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110 if( !X_Type_isString( queryString ) ) return XMLListWrapper_0;
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115 for( ; queryString.length; ){
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116 //console.log( 'queryString[' + queryString + ']' );
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120 parsed = X_Node_Selector__parse( queryString );
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122 if( X_Type_isNumber( parsed ) ){
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124 return XMLListWrapper_0;
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127 queryString = queryString.substr( parsed[ 0 ] );
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128 parsed = parsed[ 1 ];
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130 if( parsed === 5 ){
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133 xmlList && xmlList.length && ARY_PUSH.apply( ret, xmlList );
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141 combinator = parsed[ 0 ];
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142 selector = parsed[ 1 ];
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143 name = parsed[ 2 ];
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144 tagName = selector === 1 ? name : '*';
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145 isAll = tagName === '*';
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148 if( !xmlList.length ){
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152 if( combinator !== 0 ){
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155 //console.log( 'cobinator !== 0 ' + parents.length + ' : ' + xmlList.length );
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160 l = parents.length;
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162 isMulti = isMulti || 1 < l;
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164 console.log( 'combinator ' + combinator );
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166 switch( combinator ){
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169 for( ; i < l; ++i ){
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170 for( xml = parents[ i ].firstChild; xml; xml = xml.nextSibling ){
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171 if( xml.nodeType === 1 && ( isAll || tagName === xml.tagName ) ) xmlList[ ++n ] = xml;
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177 for( ; i < l; ++i ){
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178 for( xml = parents[ i ].nextSibling; xml; xml = xml.nextSibling ){
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179 if( xml.nodeType === 1 ){
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180 if( isAll || tagName === xml.tagName ) xmlList[ ++n ] = xml;
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189 for( ; i < l; ++i ){
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190 for( xml = parents[ i ].nextSibling; xml; xml = xml.nextSibling ){
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191 if( xml.nodeType === 1 && ( isAll || tagName === xml.tagName ) ){
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192 if( merge.indexOf( xml ) !== -1 ){
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195 merge[ merge.length ] = xml;
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196 xmlList[ ++n ] = xml;
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207 for( ; i < l; ++i ){
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208 if( xml = parents[ i ].getAttributeNode( name ) ){
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209 xmlList[ ++n ] = xml;
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214 if( combinator === 1 || ( isStart && selector < 7 ) ){
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215 console.log( l + ' > ' + xmlList.length + ' tag:' + tagName );
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216 for( ; i < l; ++i ){
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217 xml = parents[ i ];
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218 xml.childNodes && xml.childNodes.length && XMLWrapper_fetchElements( xmlList, xml, isAll ? null : tagName );
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220 console.log( l + ' >> ' + xmlList.length + ' tag:' + tagName );
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226 //alert( 'pre-selector:' + ( xmlList && xmlList.length ) )
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228 switch( selector ){
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231 filter = [ 'id', 1, name ]; break;
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234 filter = [ 'class', 3 /*'~='*/, name ]; break;
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237 if( !( filter = XMLWrapper_filter[ name ] ) ){
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238 return XMLListWrapper_0;;
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243 filter = [ name, parsed[ 3 ], parsed[ 4 ] ]; break;
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247 parsed = parsed[ 2 ];
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248 name = parsed[ 2 ];
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249 switch( parsed[ 1 ] ) {
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251 filter = [ 'tag', 1, name ]; break;
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254 filter = [ 'id', 1, name ]; break;
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257 filter = [ 'class', 3, name ]; break;
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260 if( !( filter = X_Node_Selector__filter[ name ] ) ){
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266 filter = [ name, parsed[ 3 ], parsed[ 4 ] ]; break;
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271 xmlList = scope; break;
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275 xmlList = [ HTML ]; break;
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278 if( links = document.links ){
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279 for( xmlList = [], i = links.length; i; ){
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280 xmlList[ --i ] = new Node( links[ i ] );
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283 // area[href],a[href]
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287 if( filter && xmlList.length ){
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290 xmlList = filter.m(
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296 parsed[ 3 ], parsed[ 4 ]
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300 if( X_Type_isFunction( filter ) ){
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302 for( i = 0, n = -1; xml = xmlList[ i ]; ++i ){
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303 if( ( !!filter( xml ) ) ^ isNot ) tmp[ ++n ] = xml;
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314 if( op === 3 ) val = _ + val + _;
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316 for( i = 0, n = -1, l = xmlList.length; i < l; ++i ){
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317 xml = xmlList[ i ];
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318 attr = elem.getAttribute( key, 2 );
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319 flag = attr != null;// && ( !useName || attr !== '' );
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321 //if( toLower ) attr = attr.toLowerCase();
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325 flag = attr === val;
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328 flag = attr !== val;
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331 flag = ( _ + attr + _ ).indexOf( val ) !== -1;
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334 flag = attr.indexOf( val ) === 0;
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337 flag = attr.lastIndexOf( val ) + val.length === attr.length;
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340 flag = attr.indexOf( val ) !== -1;
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343 flag = attr === val || attr.substring( 0, val.length + 1 ) === val + '-';
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347 if( !!flag ^ isNot ) tmp[ ++n ] = xml;
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357 //console.log( '//end :' + ( xmlList && xmlList.length ) );
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359 //console.log( 'multi:' + ( xmlList && xmlList.length ) );
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361 // tree 順に並び替え、同一要素の排除
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363 xmlList && xmlList.length && ARY_PUSH.apply( ret, xmlList );
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365 if( l === 0 ) return XMLListWrapper_0;
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366 if( l === 1 ) return new XMLWrapper( ret[ 0 ] );
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370 for( i = 0, n = -1; i < l; ++i ){
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371 //alert( 'multi:' + i )
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373 if( xmlList.indexOf( xml ) === -1 ){
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374 //merge[ merge.length ] = xml;
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375 xmlList[ ++n ] = xml;
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378 XMLWrapper_sortElementOrder( ret = [], xmlList, this._rawXML.childNodes );
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381 for( i = 0, l = xmlList.length; i < l; ++i ){
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382 if( ret.indexOf( xml = xmlList[ i ] ) === -1 ){
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383 ret[ ret.length ] = xml;
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390 return xmlList.length === 1 ? new XMLWrapper( xmlList[ 0 ] ) : new XMLListWrapper( xmlList );
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393 function XMLWrapper_sortElementOrder( newList, list, xmlList ){
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394 var l = xmlList.length,
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396 j, child, _xmlList;
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397 for( ; i < l; ++i ){
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398 child = xmlList[ i ];
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399 //if( child.nodeType !== 1 ) continue;
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400 //console.log( child.tagName );
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401 if( ( j = list.indexOf( child ) ) !== -1 ){
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402 newList[ newList.length ] = child;
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403 list.splice( j, 1 );
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404 if( list.length === 1 ){
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405 newList[ newList.length ] = list[ 0 ];
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409 if( list.length === 0 ) return true;
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411 if( ( _xmlList = child.childNodes ) && XMLWrapper_sortElementOrder( newList, list, _xmlList ) ){
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417 function XMLWrapper_fetchElements( list, parent, tag ){
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418 var xmlList = parent.childNodes,
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419 l = xmlList.length,
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422 for( ; i < l; ++i ){
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423 child = xmlList[ i ];
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424 if( child.nodeType === 1 ){
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425 ( !tag || child.tagName === tag ) && ( list[ list.length ] = child );
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426 //console.log( parent.tagName + ' > ' + child.tagName + ' == ' + tag+ ' l:' + list.length );
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427 child.childNodes && child.childNodes.length && XMLWrapper_fetchElements( list, child, tag );
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432 function XMLWrapper_funcSelectorChild( type, flag_all, flags, xmlList ){
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434 flag_not = flags.not,
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435 i = 0, n = -1, xnode, node,
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437 for( ; xnode = xmlList[ i ]; ++i ){
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438 tagName = flag_all || xnode.tagName;
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440 if( /* tmp === null && */ type <= 0 ){
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441 for( node = xnode.previousSibling; node; node = node.previousSibling ){
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442 if( node.nodeType === 1 && ( flag_all || tagName === node.tagName ) ){
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448 if( tmp === null && 0 <= type ){
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449 for( node = xnode.nextSibling; node; node = node.nextSibling ){
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450 if( node.nodeType === 1 && ( flag_all || tagName === node.tagName ) ){
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456 if( tmp === null ) tmp = true;
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457 if( tmp ^ flag_not ) res[ ++n ] = xnode;
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461 function XMLWrapper_funcSelectorNth( pointer, sibling, flag_all, flags, xmlList, a, b ){
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464 flag_not = flags.not,
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465 i = 0, n = -1, uid,
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466 c, xnode, tmp, node, tagName;
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467 for( ; xnode = xmlList[ i ]; ++i ){
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469 tmp = checked[ uid ];
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470 if( tmp === void 0 ){
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471 for( c = 0, node = xnode.parentNode[ pointer ], tagName = flag_all || xnode.tagName; node; node = node[ sibling ] ){
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472 if( node.nodeType === 1 && ( flag_all || tagName === node.tagName ) ){
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474 checked[ node._uid ] = a === 0 ? c === b : (c - b) % a === 0 && (c - b) / a >= 0;
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477 tmp = checked[ uid ];
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479 if( tmp ^ flag_not ) res[ ++n ] = xnode;
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483 function XMLWrapper_funcSelectorProp( prop, flag, flags, xmlList ){
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485 flag_not = flag ? flags.not : !flags.not,
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486 i = 0, n = -1, xnode;
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487 for( ; xnode = xmlList[ i ]; ++i ){
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488 if( xnode.getAttributeNode( prop ) ^ flag_not ) res[ ++n ] = xnode;
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493 var XMLWrapper_filter = {
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495 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( -1, true, flags, xmlList ); }
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498 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( 1, true, flags, xmlList ); }
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501 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( 0, true, flags, xmlList ); }
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503 'first-of-type' : {
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504 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( -1, false, flags, xmlList ); }
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507 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( 1, false, flags, xmlList ); }
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510 m : function( flags, xmlList ){ return XMLWrapper_funcSelectorChild( 0, false, flags, xmlList ); }
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513 m : function( flags, xmlList, a, b ){ return XMLWrapper_funcSelectorNth( 'firstChild', 'nextSibling', true, flags, xmlList, a, b ); }
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515 'nth-last-child' : {
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516 m : function( flags, xmlList, a, b ){ return XMLWrapper_funcSelectorNth( 'lastChild', 'previousSibling', true, flags, xmlList, a, b ); }
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519 m : function( flags, xmlList, a, b ){ return XMLWrapper_funcSelectorNth( 'firstChild', 'nextSibling', false, flags, xmlList, a, b ); }
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521 'nth-last-of-type' : {
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522 m : function( flags, xmlList, a, b ){ return XMLWrapper_funcSelectorNth( 'lastChild', 'previousSibling', false, flags, xmlList, a, b ); }
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525 m : function( flags, xmlList ){
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527 flag_not = flags.not,
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528 i = 0, n = -1, xnode, tmp, node;
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529 for( ; xnode = xmlList[i]; ++i ){
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531 for( node = xnode.firstChild; node; node = node.nextSibling ){
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532 if( node.nodeType === 1 || ( node.nodeType === 3 && node._text ) ){
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537 if( tmp ^ flag_not ) res[ ++n ] = xnode;
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543 m : function( flags, xmlList, arg ){
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545 flag_not = flags.not,
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546 i = 0, n = -1, xnode, text = '',
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548 attr_textContent = X_UA[ 'IE' ] < 9 || X_UA[ 'Opera' ] ? 'innerText' : X_UA[ 'IE9' ] ? 'text' : 'textContent';
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549 for( ; xnode = xmlList[ i ]; ++i ){
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550 switch( xnode.nodeType ){
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552 text = xml.nodeType === 1 ? xml.innerText || xml.text || xml.textContent : xml.nodeValue;// xnode[ attr_textContent ];
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556 text = xnode.nodeValue;
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559 console.log( text + ' ' + arg );
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560 if ( ( -1 < text.indexOf( arg ) ) ^ flag_not ) res[ ++n ] = xnode;
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567 function XMLListWrapper( xmlList ){
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568 var i = 0, l = xmlList ? xmlList.length : 0;
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569 for( ; i < l; ++i ){
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570 this[ i ] = xmlList[ i ];
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575 var XMLListWrapper_0 = new XMLListWrapper();
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577 XMLListWrapper.prototype.length = 0;
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578 XMLListWrapper.prototype._wraps = null;
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579 XMLListWrapper.prototype[ 'has' ] = XMLWrapper_has;
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580 XMLListWrapper.prototype[ 'get' ] = XMLWrapper_get;
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581 XMLListWrapper.prototype[ 'val' ] = XMLWrapper_val;
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582 XMLListWrapper.prototype[ 'find' ] = XMLWrapper_find;
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