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Diffstat (limited to 'core/htmldataprocessor.js')
| -rw-r--r-- | core/htmldataprocessor.js | 860 |
1 files changed, 0 insertions, 860 deletions
diff --git a/core/htmldataprocessor.js b/core/htmldataprocessor.js deleted file mode 100644 index 7efec5b..0000000 --- a/core/htmldataprocessor.js +++ /dev/null @@ -1,860 +0,0 @@ -/** - * @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved. - * For licensing, see LICENSE.html or http://ckeditor.com/license - */ - -(function() { - /** - * Represents an HTML data processor, which is responsible for translating and - * transforming the editor data on input and output. - * - * @class - * @extends CKEDITOR.dataProcessor - * @constructor Creates an htmlDataProcessor class instance. - * @param {CKEDITOR.editor} editor - */ - CKEDITOR.htmlDataProcessor = function( editor ) { - var dataFilter, htmlFilter, - that = this; - - this.editor = editor; - - this.dataFilter = dataFilter = new CKEDITOR.htmlParser.filter(); - this.htmlFilter = htmlFilter = new CKEDITOR.htmlParser.filter(); - - /** - * The HTML writer used by this data processor to format the output. - * - * @property {CKEDITOR.htmlParser.basicWriter} - */ - this.writer = new CKEDITOR.htmlParser.basicWriter(); - - dataFilter.addRules( defaultDataFilterRules ); - dataFilter.addRules( createBogusAndFillerRules( editor, 'data' ) ); - htmlFilter.addRules( defaultHtmlFilterRules ); - htmlFilter.addRules( createBogusAndFillerRules( editor, 'html' ) ); - - editor.on( 'toHtml', function( evt ) { - var evtData = evt.data, - data = evtData.dataValue; - - // The source data is already HTML, but we need to clean - // it up and apply the filter. - data = protectSource( data, editor ); - - // Protect content of textareas. (#9995) - // Do this before protecting attributes to avoid breaking: - // <textarea><img src="..." /></textarea> - data = protectElements( data, protectTextareaRegex ); - - // Before anything, we must protect the URL attributes as the - // browser may changing them when setting the innerHTML later in - // the code. - data = protectAttributes( data ); - - // Protect elements than can't be set inside a DIV. E.g. IE removes - // style tags from innerHTML. (#3710) - data = protectElements( data, protectElementsRegex ); - - // Certain elements has problem to go through DOM operation, protect - // them by prefixing 'cke' namespace. (#3591) - data = protectElementsNames( data ); - - // All none-IE browsers ignore self-closed custom elements, - // protecting them into open-close. (#3591) - data = protectSelfClosingElements( data ); - - // Compensate one leading line break after <pre> open as browsers - // eat it up. (#5789) - data = protectPreFormatted( data ); - - var fixBin = evtData.context || editor.editable().getName(), - isPre; - - // Old IEs loose formats when load html into <pre>. - if ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 && fixBin == 'pre' ) { - fixBin = 'div'; - data = '<pre>' + data + '</pre>'; - isPre = 1; - } - - // Call the browser to help us fixing a possibly invalid HTML - // structure. - var el = editor.document.createElement( fixBin ); - // Add fake character to workaround IE comments bug. (#3801) - el.setHtml( 'a' + data ); - data = el.getHtml().substr( 1 ); - - // Restore shortly protected attribute names. - data = data.replace( new RegExp( ' data-cke-' + CKEDITOR.rnd + '-', 'ig' ), ' ' ); - - isPre && ( data = data.replace( /^<pre>|<\/pre>$/gi, '' ) ); - - // Unprotect "some" of the protected elements at this point. - data = unprotectElementNames( data ); - - data = unprotectElements( data ); - - // Restore the comments that have been protected, in this way they - // can be properly filtered. - data = unprotectRealComments( data ); - - // Now use our parser to make further fixes to the structure, as - // well as apply the filter. - evtData.dataValue = CKEDITOR.htmlParser.fragment.fromHtml( data, evtData.context, evtData.fixForBody === false ? false : getFixBodyTag( editor.config ) ); - }, null, null, 5 ); - - editor.on( 'toHtml', function( evt ) { - evt.data.dataValue.filterChildren( that.dataFilter, true ); - }, null, null, 10 ); - - editor.on( 'toHtml', function( evt ) { - var evtData = evt.data, - data = evtData.dataValue, - writer = new CKEDITOR.htmlParser.basicWriter(); - - data.writeChildrenHtml( writer ); - data = writer.getHtml( true ); - - // Protect the real comments again. - evtData.dataValue = protectRealComments( data ); - }, null, null, 15 ); - - - editor.on( 'toDataFormat', function( evt ) { - evt.data.dataValue = CKEDITOR.htmlParser.fragment.fromHtml( - evt.data.dataValue, editor.editable().getName(), getFixBodyTag( editor.config ) ); - }, null, null, 5 ); - - editor.on( 'toDataFormat', function( evt ) { - evt.data.dataValue.filterChildren( that.htmlFilter, true ); - }, null, null, 10 ); - - editor.on( 'toDataFormat', function( evt ) { - var data = evt.data.dataValue, - writer = that.writer; - - writer.reset(); - data.writeChildrenHtml( writer ); - data = writer.getHtml( true ); - - // Restore those non-HTML protected source. (#4475,#4880) - data = unprotectRealComments( data ); - data = unprotectSource( data, editor ); - - evt.data.dataValue = data; - }, null, null, 15 ); - }; - - CKEDITOR.htmlDataProcessor.prototype = { - /** - * Processes the input (potentially malformed) HTML to a purified form which - * is suitable for using in the WYSIWYG editable. - * - * @param {String} data The raw data. - * @param {String} [context] The tag name of a context element within which - * the input is to be processed, default to be the editable element. - * If `null` is passed, then data will be parsed without context (as children of {@link CKEDITOR.htmlParser.fragment}). - * See {@link CKEDITOR.htmlParser.fragment#fromHtml} for more details. - * @param {Boolean} [fixForBody] Whether to trigger the auto paragraph for non-block contents. - * @param {Boolean} [dontFilter] Do not filter data with {@link CKEDITOR.filter}. - * @returns {String} - */ - toHtml: function( data, context, fixForBody, dontFilter ) { - var editor = this.editor; - - // Fall back to the editable as context if not specified. - if ( !context && context !== null ) - context = editor.editable().getName(); - - return editor.fire( 'toHtml', { - dataValue: data, - context: context, - fixForBody: fixForBody, - dontFilter: !!dontFilter - } ).dataValue; - }, - - /** - * See {@link CKEDITOR.dataProcessor#toDataFormat}. - * - * @param {String} html - * @returns {String} - */ - toDataFormat: function( html ) { - return this.editor.fire( 'toDataFormat', { - dataValue: html - } ).dataValue; - } - }; - - // Produce a set of filtering rules that handles bogus and filler node at the - // end of block/pseudo block, in the following consequence: - // 1. elements:<block> - this filter removes any bogus node, then check - // if it's an empty block that requires a filler. - // 2. elements:<br> - After cleaned with bogus, this filter checks the real - // line-break BR to compensate a filler after it. - // - // Terms definitions: - // filler: An element that's either <BR> or &NBSP; at the end of block that established line height. - // bogus: Whenever a filler is proceeded with inline content, it becomes a bogus which is subjected to be removed. - // - // Various forms of the filler: - // In output HTML: Filler should be consistently &NBSP; <BR> at the end of block is always considered as bogus. - // In Wysiwyg HTML: Browser dependent - Filler is either BR for non-IE, or &NBSP; for IE, <BR> is NEVER considered as bogus for IE. - function createBogusAndFillerRules( editor, type ) { - function createFiller( isOutput ) { - return isOutput || CKEDITOR.env.ie ? - new CKEDITOR.htmlParser.text( '\xa0' ) : - new CKEDITOR.htmlParser.element( 'br', { 'data-cke-bogus': 1 } ); - } - - // This text block filter, remove any bogus and create the filler on demand. - function blockFilter( isOutput, fillEmptyBlock ) { - - return function( block ) { - - // DO NOT apply the filer if it's a fragment node. - if ( block.type == CKEDITOR.NODE_DOCUMENT_FRAGMENT ) - return; - - cleanBogus( block ); - - // [Opera] it's mandatory for the filler to present inside of empty block when in WYSIWYG. - if ( ( ( CKEDITOR.env.opera && !isOutput ) || - ( typeof fillEmptyBlock == 'function' ? fillEmptyBlock( block ) !== false : fillEmptyBlock ) ) && - isEmptyBlockNeedFiller( block ) ) - { - block.add( createFiller( isOutput ) ); - } - }; - } - - // Append a filler right after the last line-break BR, found at the end of block. - function brFilter( isOutput ) { - return function ( br ) { - - // DO NOT apply the filer if parent's a fragment node. - if ( br.parent.type == CKEDITOR.NODE_DOCUMENT_FRAGMENT ) - return; - - var attrs = br.attributes; - // Dismiss BRs that are either bogus or eol marker. - if ( 'data-cke-bogus' in attrs || - 'data-cke-eol' in attrs ) { - delete attrs [ 'data-cke-bogus' ]; - return; - } - - // Judge the tail line-break BR, and to insert bogus after it. - var next = getNext( br ), previous = getPrevious( br ); - - if ( !next && isBlockBoundary( br.parent ) ) - append( br.parent, createFiller( isOutput ) ); - else if ( isBlockBoundary( next ) && previous && !isBlockBoundary( previous ) ) { - insertBefore( next, createFiller( isOutput ) ); - } - }; - } - - // Determinate whether this node is potentially a bogus node. - function maybeBogus( node, atBlockEnd ) { - - // BR that's not from IE DOM, except for a EOL marker. - if ( !( isOutput && CKEDITOR.env.ie ) && - node.type == CKEDITOR.NODE_ELEMENT && node.name == 'br' && - !node.attributes[ 'data-cke-eol' ] ) - return true; - - var match; - // NBSP, possibly. - if ( node.type == CKEDITOR.NODE_TEXT && - ( match = node.value.match( tailNbspRegex ) ) ) - { - // We need to separate tail NBSP out of a text node, for later removal. - if ( match.index ) { - insertBefore( node, new CKEDITOR.htmlParser.text( node.value.substring( 0, match.index ) ) ); - node.value = match[ 0 ]; - } - - // From IE DOM, at the end of a text block, or before block boundary. - if ( CKEDITOR.env.ie && isOutput && ( !atBlockEnd || node.parent.name in textBlockTags ) ) - return true; - - // From the output. - if ( !isOutput ) { - var previous = node.previous; - - // Following a line-break at the end of block. - if ( previous && previous.name == 'br' ) - return true; - - // Or a single NBSP between two blocks. - if ( !previous || isBlockBoundary( previous ) ) - return true; - } - } - - return false; - } - - // Removes all bogus inside of this block, and to convert fillers into the proper form. - function cleanBogus( block ) { - var bogus = []; - var last = getLast( block ), node, previous; - if ( last ) { - - // Check for bogus at the end of this block. - // e.g. <p>foo<br /></p> - maybeBogus( last, 1 ) && bogus.push( last ); - - while ( last ) { - - // Check for bogus at the end of any pseudo block contained. - if ( isBlockBoundary( last ) && - ( node = getPrevious( last ) ) && - maybeBogus( node ) ) - { - // Bogus must have inline proceeding, instead single BR between two blocks, - // is considered as filler, e.g. <hr /><br /><hr /> - if ( ( previous = getPrevious( node ) ) && !isBlockBoundary( previous ) ) - bogus.push( node ); - // Convert the filler into appropriate form. - else { - insertAfter( node, createFiller( isOutput ) ); - removeFromParent( node ); - } - } - - last = last.previous; - } - } - - // Now remove all bogus collected from above. - for ( var i = 0 ; i < bogus.length ; i++ ) - removeFromParent( bogus[ i ] ); - } - - // Judge whether it's an empty block that requires a filler node. - function isEmptyBlockNeedFiller( block ) { - - // DO NOT fill empty editable in IE. - if ( !isOutput && CKEDITOR.env.ie && block.type == CKEDITOR.NODE_DOCUMENT_FRAGMENT ) - return false; - - // 1. For IE version >=8, empty blocks are displayed correctly themself in wysiwiyg; - // 2. For the rest, at least table cell and list item need no filler space. (#6248) - if ( !isOutput && CKEDITOR.env.ie && - ( document.documentMode > 7 || - block.name in CKEDITOR.dtd.tr || - block.name in CKEDITOR.dtd.$listItem ) ) { - return false; - } - - var last = getLast( block ); - return !last || block.name == 'form' && last.name == 'input' ; - } - - var rules = { elements: {} }; - var isOutput = type == 'html'; - - // Build the list of text blocks. - var textBlockTags = CKEDITOR.tools.extend( {}, blockLikeTags ); - for ( var i in textBlockTags ) { - if ( !( '#' in dtd[ i ] ) ) - delete textBlockTags[ i ]; - } - - for ( i in textBlockTags ) - rules.elements[ i ] = blockFilter( isOutput, editor.config.fillEmptyBlocks !== false ); - - // Editable element is to be checked separately. - rules.root = blockFilter( isOutput ); - rules.elements.br = brFilter( isOutput ); - return rules; - } - - function getFixBodyTag( config ) { - return ( config.enterMode != CKEDITOR.ENTER_BR && config.autoParagraph !== false ) ? config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false; - } - - // Regex to scan for at the end of blocks, which are actually placeholders. - // Safari transforms the to \xa0. (#4172) - var tailNbspRegex = /(?: |\xa0)$/; - - var protectedSourceMarker = '{cke_protected}'; - - function getLast( node ) { - var last = node.children[ node.children.length - 1 ]; - while ( last && isEmpty( last ) ) - last = last.previous; - return last; - } - - function getNext( node ) { - var next = node.next; - while ( next && isEmpty( next ) ) - next = next.next; - return next; - } - - function getPrevious( node ) { - var previous = node.previous; - while ( previous && isEmpty( previous ) ) - previous = previous.previous; - return previous; - } - - // Judge whether the node is an ghost node to be ignored, when traversing. - function isEmpty( node ) { - return node.type == CKEDITOR.NODE_TEXT && - !CKEDITOR.tools.trim( node.value ) || - node.type == CKEDITOR.NODE_ELEMENT && - node.attributes[ 'data-cke-bookmark' ]; - } - - // Judge whether the node is a block-like element. - function isBlockBoundary( node ) { - return node && - ( node.type == CKEDITOR.NODE_ELEMENT && node.name in blockLikeTags || - node.type == CKEDITOR.NODE_DOCUMENT_FRAGMENT ); - } - - function insertAfter( node, insertion ) { - var children = node.parent.children; - var index = CKEDITOR.tools.indexOf( children, node ); - children.splice( index + 1, 0, insertion ); - var next = node.next; - node.next = insertion; - insertion.previous = node; - insertion.parent = node.parent; - insertion.next = next; - } - - function insertBefore( node, insertion ) { - var children = node.parent.children; - var index = CKEDITOR.tools.indexOf( children, node ); - children.splice( index, 0, insertion ); - var prev = node.previous; - node.previous = insertion; - insertion.next = node; - insertion.parent = node.parent; - if ( prev ) { - insertion.previous = prev; - prev.next = insertion; - } - } - - function append( parent, node ) { - var last = parent.children[ parent.children.length -1 ]; - parent.children.push( node ); - node.parent = parent; - if ( last ) { - last.next = node; - node.previous = last; - } - } - - function removeFromParent( node ) { - var children = node.parent.children; - var index = CKEDITOR.tools.indexOf( children, node ); - var previous = node.previous, next = node.next; - previous && ( previous.next = next ); - next && ( next.previous = previous ); - children.splice( index, 1 ); - } - - function getNodeIndex( node ) { - var parent = node.parent; - return parent ? CKEDITOR.tools.indexOf( parent.children, node ) : -1; - } - - var dtd = CKEDITOR.dtd; - - // Define orders of table elements. - var tableOrder = [ 'caption', 'colgroup', 'col', 'thead', 'tfoot', 'tbody' ]; - - // List of all block elements. - var blockLikeTags = CKEDITOR.tools.extend( {}, dtd.$blockLimit, dtd.$block ); - - var defaultDataFilterRules = { - elements: {}, - attributeNames: [ - // Event attributes (onXYZ) must not be directly set. They can become - // active in the editing area (IE|WebKit). - [ ( /^on/ ), 'data-cke-pa-on' ] - ] - }; - - var defaultHtmlFilterRules = { - elementNames: [ - // Remove the "cke:" namespace prefix. - [ ( /^cke:/ ), '' ], - - // Ignore <?xml:namespace> tags. - [ ( /^\?xml:namespace$/ ), '' ] - ], - - attributeNames: [ - // Attributes saved for changes and protected attributes. - [ ( /^data-cke-(saved|pa)-/ ), '' ], - - // All "data-cke-" attributes are to be ignored. - [ ( /^data-cke-.*/ ), '' ], - - [ 'hidefocus', '' ] - ], - - elements: { - $: function( element ) { - var attribs = element.attributes; - - if ( attribs ) { - // Elements marked as temporary are to be ignored. - if ( attribs[ 'data-cke-temp' ] ) - return false; - - // Remove duplicated attributes - #3789. - var attributeNames = [ 'name', 'href', 'src' ], - savedAttributeName; - for ( var i = 0; i < attributeNames.length; i++ ) { - savedAttributeName = 'data-cke-saved-' + attributeNames[ i ]; - savedAttributeName in attribs && ( delete attribs[ attributeNames[ i ] ] ); - } - } - - return element; - }, - - // The contents of table should be in correct order (#4809). - table: function( element ) { - // Clone the array as it would become empty during the sort call. - var children = element.children.slice( 0 ); - children.sort( function ( node1, node2 ) { - var index1, index2; - - // Compare in the predefined order. - if ( node1.type == CKEDITOR.NODE_ELEMENT && - node2.type == node1.type ) { - index1 = CKEDITOR.tools.indexOf( tableOrder, node1.name ); - index2 = CKEDITOR.tools.indexOf( tableOrder, node2.name ); - } - - // Make sure the sort is stable, if no order can be established above. - if ( !( index1 > -1 && index2 > -1 && index1 != index2 ) ) { - index1 = getNodeIndex( node1 ); - index2 = getNodeIndex( node2 ); - } - - return index1 > index2 ? 1 : -1; - }); - }, - - embed: function( element ) { - var parent = element.parent; - - // If the <embed> is child of a <object>, copy the width - // and height attributes from it. - if ( parent && parent.name == 'object' ) { - var parentWidth = parent.attributes.width, - parentHeight = parent.attributes.height; - parentWidth && ( element.attributes.width = parentWidth ); - parentHeight && ( element.attributes.height = parentHeight ); - } - }, - // Restore param elements into self-closing. - param: function( param ) { - param.children = []; - param.isEmpty = true; - return param; - }, - - // Remove empty link but not empty anchor.(#3829) - a: function( element ) { - if ( !( element.children.length || element.attributes.name || element.attributes[ 'data-cke-saved-name' ] ) ) { - return false; - } - }, - - // Remove dummy span in webkit. - span: function( element ) { - if ( element.attributes[ 'class' ] == 'Apple-style-span' ) - delete element.name; - }, - - html: function( element ) { - delete element.attributes.contenteditable; - delete element.attributes[ 'class' ]; - }, - - body: function( element ) { - delete element.attributes.spellcheck; - delete element.attributes.contenteditable; - }, - - style: function( element ) { - var child = element.children[ 0 ]; - child && child.value && ( child.value = CKEDITOR.tools.trim( child.value ) ); - - if ( !element.attributes.type ) - element.attributes.type = 'text/css'; - }, - - title: function( element ) { - var titleText = element.children[ 0 ]; - - // Append text-node to title tag if not present (i.e. non-IEs) (#9882). - !titleText && append( element, titleText = new CKEDITOR.htmlParser.text() ); - - // Transfer data-saved title to title tag. - titleText.value = element.attributes[ 'data-cke-title' ] || ''; - } - }, - - attributes: { - 'class': function( value, element ) { - // Remove all class names starting with "cke_". - return CKEDITOR.tools.ltrim( value.replace( /(?:^|\s+)cke_[^\s]*/g, '' ) ) || false; - } - } - }; - - if ( CKEDITOR.env.ie ) { - // IE outputs style attribute in capital letters. We should convert - // them back to lower case, while not hurting the values (#5930) - defaultHtmlFilterRules.attributes.style = function( value, element ) { - return value.replace( /(^|;)([^\:]+)/g, function( match ) { - return match.toLowerCase(); - }); - }; - } - - function protectReadOnly( element ) { - var attrs = element.attributes; - - // We should flag that the element was locked by our code so - // it'll be editable by the editor functions (#6046). - if ( attrs.contenteditable != "false" ) - attrs[ 'data-cke-editable' ] = attrs.contenteditable ? 'true' : 1; - - attrs.contenteditable = "false"; - } - - function unprotectReadyOnly( element ) { - var attrs = element.attributes; - switch ( attrs[ 'data-cke-editable' ] ) { - case 'true': - attrs.contenteditable = 'true'; - break; - case '1': - delete attrs.contenteditable; - break; - } - } - // Disable form elements editing mode provided by some browsers. (#5746) - for ( var i in { input:1,textarea:1 } ) { - defaultDataFilterRules.elements[ i ] = protectReadOnly; - defaultHtmlFilterRules.elements[ i ] = unprotectReadyOnly; - } - - var protectElementRegex = /<(a|area|img|input|source)\b([^>]*)>/gi, - protectAttributeRegex = /\s(on\w+|href|src|name)\s*=\s*(?:(?:"[^"]*")|(?:'[^']*')|(?:[^ "'>]+))/gi; - - // Note: we use lazy star '*?' to prevent eating everything up to the last occurrence of </style> or </textarea>. - var protectElementsRegex = /(?:<style(?=[ >])[^>]*>[\s\S]*?<\/style>)|(?:<(:?link|meta|base)[^>]*>)/gi, - protectTextareaRegex = /(<textarea(?=[ >])[^>]*>)([\s\S]*?)(?:<\/textarea>)/gi, - encodedElementsRegex = /<cke:encoded>([^<]*)<\/cke:encoded>/gi; - - var protectElementNamesRegex = /(<\/?)((?:object|embed|param|html|body|head|title)[^>]*>)/gi, - unprotectElementNamesRegex = /(<\/?)cke:((?:html|body|head|title)[^>]*>)/gi; - - var protectSelfClosingRegex = /<cke:(param|embed)([^>]*?)\/?>(?!\s*<\/cke:\1)/gi; - - function protectAttributes( html ) { - return html.replace( protectElementRegex, function( element, tag, attributes ) { - return '<' + tag + attributes.replace( protectAttributeRegex, function( fullAttr, attrName ) { - // Avoid corrupting the inline event attributes (#7243). - // We should not rewrite the existed protected attributes, e.g. clipboard content from editor. (#5218) - if ( !( /^on/ ).test( attrName ) && attributes.indexOf( 'data-cke-saved-' + attrName ) == -1 ) { - fullAttr = fullAttr.slice( 1 ); // Strip the space. - return ' data-cke-saved-' + fullAttr + ' data-cke-' + CKEDITOR.rnd + '-' + fullAttr; - } - - return fullAttr; - }) + '>'; - }); - } - - function protectElements( html, regex ) { - return html.replace( regex, function( match, tag, content ) { - // Encode < and > in textarea because this won't be done by a browser, since - // textarea will be protected during passing data through fix bin. - if ( match.indexOf( '<textarea' ) === 0 ) - match = tag + unprotectRealComments( content ).replace( /</g, '<' ).replace( />/g, '>' ) + '</textarea>'; - - return '<cke:encoded>' + encodeURIComponent( match ) + '</cke:encoded>'; - }); - } - - function unprotectElements( html ) { - return html.replace( encodedElementsRegex, function( match, encoded ) { - return decodeURIComponent( encoded ); - }); - } - - function protectElementsNames( html ) { - return html.replace( protectElementNamesRegex, '$1cke:$2' ); - } - - function unprotectElementNames( html ) { - return html.replace( unprotectElementNamesRegex, '$1$2' ); - } - - function protectSelfClosingElements( html ) { - return html.replace( protectSelfClosingRegex, '<cke:$1$2></cke:$1>' ); - } - - function protectPreFormatted( html ) { - return CKEDITOR.env.opera ? html : html.replace( /(<pre\b[^>]*>)(\r\n|\n)/g, '$1$2$2' ); - } - - function protectRealComments( html ) { - return html.replace( /<!--(?!{cke_protected})[\s\S]+?-->/g, function( match ) { - return '<!--' + protectedSourceMarker + - '{C}' + - encodeURIComponent( match ).replace( /--/g, '%2D%2D' ) + - '-->'; - }); - } - - function unprotectRealComments( html ) { - return html.replace( /<!--\{cke_protected\}\{C\}([\s\S]+?)-->/g, function( match, data ) { - return decodeURIComponent( data ); - }); - } - - function unprotectSource( html, editor ) { - var store = editor._.dataStore; - - return html.replace( /<!--\{cke_protected\}([\s\S]+?)-->/g, function( match, data ) { - return decodeURIComponent( data ); - }).replace( /\{cke_protected_(\d+)\}/g, function( match, id ) { - return store && store[ id ] || ''; - }); - } - - function protectSource( data, editor ) { - var protectedHtml = [], - protectRegexes = editor.config.protectedSource, - store = editor._.dataStore || ( editor._.dataStore = { id:1 } ), - tempRegex = /<\!--\{cke_temp(comment)?\}(\d*?)-->/g; - - var regexes = [ - // Script tags will also be forced to be protected, otherwise - // IE will execute them. - ( /<script[\s\S]*?<\/script>/gi ), - - // <noscript> tags (get lost in IE and messed up in FF). - /<noscript[\s\S]*?<\/noscript>/gi - ].concat( protectRegexes ); - - // First of any other protection, we must protect all comments - // to avoid loosing them (of course, IE related). - // Note that we use a different tag for comments, as we need to - // transform them when applying filters. - data = data.replace( ( /<!--[\s\S]*?-->/g ), function( match ) { - return '<!--{cke_tempcomment}' + ( protectedHtml.push( match ) - 1 ) + '-->'; - }); - - for ( var i = 0; i < regexes.length; i++ ) { - data = data.replace( regexes[ i ], function( match ) { - match = match.replace( tempRegex, // There could be protected source inside another one. (#3869). - function( $, isComment, id ) { - return protectedHtml[ id ]; - }); - - // Avoid protecting over protected, e.g. /\{.*?\}/ - return ( /cke_temp(comment)?/ ).test( match ) ? match : '<!--{cke_temp}' + ( protectedHtml.push( match ) - 1 ) + '-->'; - }); - } - data = data.replace( tempRegex, function( $, isComment, id ) { - return '<!--' + protectedSourceMarker + - ( isComment ? '{C}' : '' ) + - encodeURIComponent( protectedHtml[ id ] ).replace( /--/g, '%2D%2D' ) + - '-->'; - }); - - // Different protection pattern is used for those that - // live in attributes to avoid from being HTML encoded. - return data.replace( /(['"]).*?\1/g, function( match ) { - return match.replace( /<!--\{cke_protected\}([\s\S]+?)-->/g, function( match, data ) { - store[ store.id ] = decodeURIComponent( data ); - return '{cke_protected_' + ( store.id++ ) + '}'; - }); - }); - } -})(); - -/** - * Whether a filler text (non-breaking space entity — ` `) will be - * inserted into empty block elements in HTML output. - * This is used to render block elements properly with `line-height`. - * When a function is specified instead, it will be passed a {@link CKEDITOR.htmlParser.element} - * to decide whether adding the filler text by expecting a Boolean return value. - * - * config.fillEmptyBlocks = false; // Prevent filler nodes in all empty blocks. - * - * // Prevent filler node only in float cleaners. - * config.fillEmptyBlocks = function( element ) { - * if ( element.attributes[ 'class' ].indexOf( 'clear-both' ) != -1 ) - * return false; - * }; - * - * @since 3.5 - * @cfg {Boolean} [fillEmptyBlocks=true] - * @member CKEDITOR.config - */ - -/** - * This event is fired by the {@link CKEDITOR.htmlDataProcessor} when input HTML - * is to be purified by the {@link CKEDITOR.htmlDataProcessor#toHtml} method. - * - * By adding listeners with different priorities it is possible - * to process input HTML on different stages: - * - * * 1-4: Data is available in the original string format. - * * 5: Data is initially filtered with regexp patterns and parsed to - * {@link CKEDITOR.htmlParser.fragment} {@link CKEDITOR.htmlParser.element}. - * * 5-9: Data is available in the parsed format, but {@link CKEDITOR.htmlDataProcessor#dataFilter} - * is not applied yet. - * * 10: Data is filtered with {@link CKEDITOR.htmlDataProcessor#dataFilter}. - * * 10-14: Data is available in the parsed format and {@link CKEDITOR.htmlDataProcessor#dataFilter} - * has already been applied. - * * 15: Data is written back to an HTML string. - * * 15-*: Data is available in an HTML string. - * - * @since 4.1 - * @event toHtml - * @member CKEDITOR.editor - * @param {CKEDITOR.editor} editor This editor instance. - * @param data - * @param {String/CKEDITOR.htmlParser.fragment/CKEDITOR.htmlParser.element} data.dataValue Input data to be purified. - * @param {String} data.context See {@link CKEDITOR.htmlDataProcessor#toHtml} The `context` argument. - * @param {Boolean} data.fixForBody See {@link CKEDITOR.htmlDataProcessor#toHtml} The `fixForBody` argument. - * @param {Boolean} data.dontFilter See {@link CKEDITOR.htmlDataProcessor#toHtml} The `dontFilter` argument. - */ - -/** - * This event is fired when {@link CKEDITOR.htmlDataProcessor} is converting - * internal HTML to output data HTML. - * - * See {@link #toHtml} event documentation for more details. - * - * @since 4.1 - * @event toDataFormat - * @member CKEDITOR.editor - * @param {CKEDITOR.editor} editor This editor instance. - * @param data - * @param {String/CKEDITOR.htmlParser.fragment/CKEDITOR.htmlParser.element} data.dataValue Output data to be prepared. - */ - |