| Current Path : /home/bolconlineco/public_html/combine/cms/ckeditor/_source/plugins/htmldataprocessor/ |
| Current File : //home/bolconlineco/public_html/combine/cms/ckeditor/_source/plugins/htmldataprocessor/plugin.js |
/*
Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
(function()
{
// Regex to scan for at the end of blocks, which are actually placeholders.
// Safari transforms the to \xa0. (#4172)
var tailNbspRegex = /^[\t\r\n ]*(?: |\xa0)$/;
var protectedSourceMarker = '{cke_protected}';
// Return the last non-space child node of the block (#4344).
function lastNoneSpaceChild( block )
{
var lastIndex = block.children.length,
last = block.children[ lastIndex - 1 ];
while ( last && last.type == CKEDITOR.NODE_TEXT && !CKEDITOR.tools.trim( last.value ) )
last = block.children[ --lastIndex ];
return last;
}
function trimFillers( block, fromSource )
{
// If the current node is a block, and if we're converting from source or
// we're not in IE then search for and remove any tailing BR node.
//
// Also, any at the end of blocks are fillers, remove them as well.
// (#2886)
var children = block.children, lastChild = lastNoneSpaceChild( block );
if ( lastChild )
{
if ( ( fromSource || !CKEDITOR.env.ie ) && lastChild.type == CKEDITOR.NODE_ELEMENT && lastChild.name == 'br' )
children.pop();
if ( lastChild.type == CKEDITOR.NODE_TEXT && tailNbspRegex.test( lastChild.value ) )
children.pop();
}
}
function blockNeedsExtension( block )
{
var lastChild = lastNoneSpaceChild( block );
return !lastChild
|| lastChild.type == CKEDITOR.NODE_ELEMENT && lastChild.name == 'br'
// Some of the controls in form needs extension too,
// to move cursor at the end of the form. (#4791)
|| block.name == 'form' && lastChild.name == 'input';
}
function extendBlockForDisplay( block )
{
trimFillers( block, true );
if ( blockNeedsExtension( block ) )
{
if ( CKEDITOR.env.ie )
block.add( new CKEDITOR.htmlParser.text( '\xa0' ) );
else
block.add( new CKEDITOR.htmlParser.element( 'br', {} ) );
}
}
function extendBlockForOutput( block )
{
trimFillers( block );
if ( blockNeedsExtension( block ) )
block.add( new CKEDITOR.htmlParser.text( '\xa0' ) );
}
var dtd = CKEDITOR.dtd;
// Find out the list of block-like tags that can contain <br>.
var blockLikeTags = CKEDITOR.tools.extend( {}, dtd.$block, dtd.$listItem, dtd.$tableContent );
for ( var i in blockLikeTags )
{
if ( ! ( 'br' in dtd[i] ) )
delete blockLikeTags[i];
}
// We just avoid filler in <pre> right now.
// TODO: Support filler for <pre>, line break is also occupy line height.
delete blockLikeTags.pre;
var defaultDataFilterRules =
{
attributeNames :
[
// Event attributes (onXYZ) must not be directly set. They can become
// active in the editing area (IE|WebKit).
[ ( /^on/ ), '_cke_pa_on' ]
]
};
var defaultDataBlockFilterRules = { elements : {} };
for ( i in blockLikeTags )
defaultDataBlockFilterRules.elements[ i ] = extendBlockForDisplay;
var defaultHtmlFilterRules =
{
elementNames :
[
// Remove the "cke:" namespace prefix.
[ ( /^cke:/ ), '' ],
// Ignore <?xml:namespace> tags.
[ ( /^\?xml:namespace$/ ), '' ]
],
attributeNames :
[
// Attributes saved for changes and protected attributes.
[ ( /^_cke_(saved|pa)_/ ), '' ],
// All "_cke" attributes are to be ignored.
[ ( /^_cke.*/ ), '' ],
[ 'hidefocus', '' ]
],
elements :
{
$ : function( element )
{
var attribs = element.attributes;
if ( attribs )
{
// Elements marked as temporary are to be ignored.
if ( attribs.cke_temp )
return false;
// Remove duplicated attributes - #3789.
var attributeNames = [ 'name', 'href', 'src' ],
savedAttributeName;
for ( var i = 0 ; i < attributeNames.length ; i++ )
{
savedAttributeName = '_cke_saved_' + attributeNames[ i ];
savedAttributeName in attribs && ( delete attribs[ attributeNames[ i ] ] );
}
}
return element;
},
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._cke_saved_name ) )
{
return false;
}
},
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 )
{
element.children[ 0 ].value = element.attributes[ '_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;
}
},
comment : function( contents )
{
// If this is a comment for protected source.
if ( contents.substr( 0, protectedSourceMarker.length ) == protectedSourceMarker )
{
// Remove the extra marker for real comments from it.
if ( contents.substr( protectedSourceMarker.length, 3 ) == '{C}' )
contents = contents.substr( protectedSourceMarker.length + 3 );
else
contents = contents.substr( protectedSourceMarker.length );
return new CKEDITOR.htmlParser.cdata( decodeURIComponent( contents ) );
}
return contents;
}
};
var defaultHtmlBlockFilterRules = { elements : {} };
for ( i in blockLikeTags )
defaultHtmlBlockFilterRules.elements[ i ] = extendBlockForOutput;
if ( CKEDITOR.env.ie )
{
// IE outputs style attribute in capital letters. We should convert
// them back to lower case.
defaultHtmlFilterRules.attributes.style = function( value, element )
{
return value.toLowerCase();
};
}
var protectAttributeRegex = /<(?:a|area|img|input)[\s\S]*?\s((?:href|src|name)\s*=\s*(?:(?:"[^"]*")|(?:'[^']*')|(?:[^ "'>]+)))/gi;
var protectElementsRegex = /(?:<style(?=[ >])[^>]*>[\s\S]*<\/style>)|(?:<(:?link|meta|base)[^>]*>)/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( protectAttributeRegex, '$& _cke_saved_$1' );
}
function protectElements( html )
{
return html.replace( protectElementsRegex, function( match )
{
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 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 protectSource( data, protectRegexes )
{
var protectedHtml = [],
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 ];
}
);
return '<!--{cke_temp}' + ( protectedHtml.push( match ) - 1 ) + '-->';
});
}
data = data.replace( tempRegex, function( $, isComment, id )
{
return '<!--' + protectedSourceMarker +
( isComment ? '{C}' : '' ) +
encodeURIComponent( protectedHtml[ id ] ).replace( /--/g, '%2D%2D' ) +
'-->';
}
);
return data;
}
CKEDITOR.plugins.add( 'htmldataprocessor',
{
requires : [ 'htmlwriter' ],
init : function( editor )
{
var dataProcessor = editor.dataProcessor = new CKEDITOR.htmlDataProcessor( editor );
dataProcessor.writer.forceSimpleAmpersand = editor.config.forceSimpleAmpersand;
dataProcessor.dataFilter.addRules( defaultDataFilterRules );
dataProcessor.dataFilter.addRules( defaultDataBlockFilterRules );
dataProcessor.htmlFilter.addRules( defaultHtmlFilterRules );
dataProcessor.htmlFilter.addRules( defaultHtmlBlockFilterRules );
}
});
CKEDITOR.htmlDataProcessor = function( editor )
{
this.editor = editor;
this.writer = new CKEDITOR.htmlWriter();
this.dataFilter = new CKEDITOR.htmlParser.filter();
this.htmlFilter = new CKEDITOR.htmlParser.filter();
};
CKEDITOR.htmlDataProcessor.prototype =
{
toHtml : function( data, fixForBody )
{
// The source data is already HTML, but we need to clean
// it up and apply the filter.
data = protectSource( data, this.editor.config.protectedSource );
// 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 );
// 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 );
// Call the browser to help us fixing a possibly invalid HTML
// structure.
var div = new CKEDITOR.dom.element( 'div' );
// Add fake character to workaround IE comments bug. (#3801)
div.setHtml( 'a' + data );
data = div.getHtml().substr( 1 );
// 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.
var fragment = CKEDITOR.htmlParser.fragment.fromHtml( data, fixForBody ),
writer = new CKEDITOR.htmlParser.basicWriter();
fragment.writeHtml( writer, this.dataFilter );
data = writer.getHtml( true );
// Protect the real comments again.
data = protectRealComments( data );
return data;
},
toDataFormat : function( html, fixForBody )
{
var writer = this.writer,
fragment = CKEDITOR.htmlParser.fragment.fromHtml( html, fixForBody );
writer.reset();
fragment.writeHtml( writer, this.htmlFilter );
return writer.getHtml( true );
}
};
})();
/**
* Whether to force using "&" instead of "&amp;" in elements attributes
* values. It's not recommended to change this setting for compliance with the
* W3C XHTML 1.0 standards
* (<a href="http://www.w3.org/TR/xhtml1/#C_12">C.12, XHTML 1.0</a>).
* @type Boolean
* @default false
* @example
* config.forceSimpleAmpersand = false;
*/
CKEDITOR.config.forceSimpleAmpersand = false;
;
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