akkadius-ckeditor-dev/plugins/bbcode/plugin.js

790 lines
24 KiB
JavaScript

/**
* @license Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.html or http://ckeditor.com/license
*/
(function() {
CKEDITOR.on( 'dialogDefinition', function( ev ) {
var tab,
name = ev.data.name,
definition = ev.data.definition;
if ( name == 'link' ) {
definition.removeContents( 'target' );
definition.removeContents( 'upload' );
definition.removeContents( 'advanced' );
tab = definition.getContents( 'info' );
tab.remove( 'emailSubject' );
tab.remove( 'emailBody' );
} else if ( name == 'image' ) {
definition.removeContents( 'advanced' );
tab = definition.getContents( 'Link' );
tab.remove( 'cmbTarget' );
tab = definition.getContents( 'info' );
tab.remove( 'txtAlt' );
tab.remove( 'basic' );
}
});
var bbcodeMap = { 'b': 'strong', 'u': 'u', 'i': 'em', 'color': 'span', 'size': 'span', 'quote': 'blockquote', 'code': 'code', 'url': 'a', 'email': 'span', 'img': 'span', '*': 'li', 'list': 'ol' },
convertMap = { 'strong': 'b', 'b': 'b', 'u': 'u', 'em': 'i', 'i': 'i', 'code': 'code', 'li': '*' },
tagnameMap = { 'strong': 'b', 'em': 'i', 'u': 'u', 'li': '*', 'ul': 'list', 'ol': 'list', 'code': 'code', 'a': 'link', 'img': 'img', 'blockquote': 'quote' },
stylesMap = { 'color': 'color', 'size': 'font-size' },
attributesMap = { 'url': 'href', 'email': 'mailhref', 'quote': 'cite', 'list': 'listType' };
// List of block-like tags.
var dtd = CKEDITOR.dtd,
blockLikeTags = CKEDITOR.tools.extend( { table:1 }, dtd.$block, dtd.$listItem, dtd.$tableContent, dtd.$list );
var semicolonFixRegex = /\s*(?:;\s*|$)/;
function serializeStyleText( stylesObject ) {
var styleText = '';
for ( var style in stylesObject ) {
var styleVal = stylesObject[ style ],
text = ( style + ':' + styleVal ).replace( semicolonFixRegex, ';' );
styleText += text;
}
return styleText;
}
function parseStyleText( styleText ) {
var retval = {};
( styleText || '' ).replace( /"/g, '"' ).replace( /\s*([^ :;]+)\s*:\s*([^;]+)\s*(?=;|$)/g, function( match, name, value ) {
retval[ name.toLowerCase() ] = value;
});
return retval;
}
function RGBToHex( cssStyle ) {
return cssStyle.replace( /(?:rgb\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\))/gi, function( match, red, green, blue ) {
red = parseInt( red, 10 ).toString( 16 );
green = parseInt( green, 10 ).toString( 16 );
blue = parseInt( blue, 10 ).toString( 16 );
var color = [ red, green, blue ];
// Add padding zeros if the hex value is less than 0x10.
for ( var i = 0; i < color.length; i++ )
color[ i ] = String( '0' + color[ i ] ).slice( -2 );
return '#' + color.join( '' );
});
}
// Maintain the map of smiley-to-description.
var smileyMap = { "smiley": ":)", "sad": ":(", "wink": ";)", "laugh": ":D", "cheeky": ":P", "blush": ":*)", "surprise": ":-o", "indecision": ":|", "angry": ">:(", "angel": "o:)", "cool": "8-)", "devil": ">:-)", "crying": ";(", "kiss": ":-*" },
smileyReverseMap = {},
smileyRegExp = [];
// Build regexp for the list of smiley text.
for ( var i in smileyMap ) {
smileyReverseMap[ smileyMap[ i ] ] = i;
smileyRegExp.push( smileyMap[ i ].replace( /\(|\)|\:|\/|\*|\-|\|/g, function( match ) {
return '\\' + match;
}));
}
smileyRegExp = new RegExp( smileyRegExp.join( '|' ), 'g' );
var decodeHtml = (function() {
var regex = [],
entities = {
nbsp: '\u00A0', // IE | FF
shy: '\u00AD', // IE
gt: '\u003E', // IE | FF | -- | Opera
lt: '\u003C' // IE | FF | Safari | Opera
};
for ( var entity in entities )
regex.push( entity );
regex = new RegExp( '&(' + regex.join( '|' ) + ');', 'g' );
return function( html ) {
return html.replace( regex, function( match, entity ) {
return entities[ entity ];
});
};
})();
CKEDITOR.BBCodeParser = function() {
this._ = {
bbcPartsRegex: /(?:\[([^\/\]=]*?)(?:=([^\]]*?))?\])|(?:\[\/([a-z]{1,16})\])/ig
};
};
CKEDITOR.BBCodeParser.prototype = {
parse: function( bbcode ) {
var parts, part,
lastIndex = 0;
while ( ( parts = this._.bbcPartsRegex.exec( bbcode ) ) ) {
var tagIndex = parts.index;
if ( tagIndex > lastIndex ) {
var text = bbcode.substring( lastIndex, tagIndex );
this.onText( text, 1 );
}
lastIndex = this._.bbcPartsRegex.lastIndex;
/*
"parts" is an array with the following items:
0 : The entire match for opening/closing tags and line-break;
1 : line-break;
2 : open of tag excludes option;
3 : tag option;
4 : close of tag;
*/
part = ( parts[ 1 ] || parts[ 3 ] || '' ).toLowerCase();
// Unrecognized tags should be delivered as a simple text (#7860).
if ( part && !bbcodeMap[ part ] ) {
this.onText( parts[ 0 ] );
continue;
}
// Opening tag
if ( parts[ 1 ] ) {
var tagName = bbcodeMap[ part ],
attribs = {},
styles = {},
optionPart = parts[ 2 ];
if ( optionPart ) {
if ( part == 'list' ) {
if ( !isNaN( optionPart ) )
optionPart = 'decimal';
else if ( /^[a-z]+$/.test( optionPart ) )
optionPart = 'lower-alpha';
else if ( /^[A-Z]+$/.test( optionPart ) )
optionPart = 'upper-alpha';
}
if ( stylesMap[ part ] ) {
// Font size represents percentage.
if ( part == 'size' )
optionPart += '%';
styles[ stylesMap[ part ] ] = optionPart;
attribs.style = serializeStyleText( styles );
} else if ( attributesMap[ part ] )
attribs[ attributesMap[ part ] ] = optionPart;
}
// Two special handling - image and email, protect them
// as "span" with an attribute marker.
if ( part == 'email' || part == 'img' )
attribs[ 'bbcode' ] = part;
this.onTagOpen( tagName, attribs, CKEDITOR.dtd.$empty[ tagName ] );
}
// Closing tag
else if ( parts[ 3 ] )
this.onTagClose( bbcodeMap[ part ] );
}
if ( bbcode.length > lastIndex )
this.onText( bbcode.substring( lastIndex, bbcode.length ), 1 );
}
};
/**
* Creates a {@link CKEDITOR.htmlParser.fragment} from an HTML string.
* @param {String} source The HTML to be parsed, filling the fragment.
* @param {Number} [fixForBody=false] Wrap body with specified element if needed.
* @returns CKEDITOR.htmlParser.fragment The fragment created.
* @example
* var fragment = CKEDITOR.htmlParser.fragment.fromHtml( '<b>Sample</b> Text' );
* alert( fragment.children[0].name ); "b"
* alert( fragment.children[1].value ); " Text"
*/
CKEDITOR.htmlParser.fragment.fromBBCode = function( source ) {
var parser = new CKEDITOR.BBCodeParser(),
fragment = new CKEDITOR.htmlParser.fragment(),
pendingInline = [],
pendingBrs = 0,
currentNode = fragment,
returnPoint;
function checkPending( newTagName ) {
if ( pendingInline.length > 0 ) {
for ( var i = 0; i < pendingInline.length; i++ ) {
var pendingElement = pendingInline[ i ],
pendingName = pendingElement.name,
pendingDtd = CKEDITOR.dtd[ pendingName ],
currentDtd = currentNode.name && CKEDITOR.dtd[ currentNode.name ];
if ( ( !currentDtd || currentDtd[ pendingName ] ) && ( !newTagName || !pendingDtd || pendingDtd[ newTagName ] || !CKEDITOR.dtd[ newTagName ] ) ) {
// Get a clone for the pending element.
pendingElement = pendingElement.clone();
// Add it to the current node and make it the current,
// so the new element will be added inside of it.
pendingElement.parent = currentNode;
currentNode = pendingElement;
// Remove the pending element (back the index by one
// to properly process the next entry).
pendingInline.splice( i, 1 );
i--;
}
}
}
}
function checkPendingBrs( tagName, closing ) {
var len = currentNode.children.length,
previous = len > 0 && currentNode.children[ len - 1 ],
lineBreakParent = !previous && BBCodeWriter.getRule( tagnameMap[ currentNode.name ], 'breakAfterOpen' ),
lineBreakPrevious = previous && previous.type == CKEDITOR.NODE_ELEMENT && BBCodeWriter.getRule( tagnameMap[ previous.name ], 'breakAfterClose' ),
lineBreakCurrent = tagName && BBCodeWriter.getRule( tagnameMap[ tagName ], closing ? 'breakBeforeClose' : 'breakBeforeOpen' );
if ( pendingBrs && ( lineBreakParent || lineBreakPrevious || lineBreakCurrent ) )
pendingBrs--;
// 1. Either we're at the end of block, where it requires us to compensate the br filler
// removing logic (from htmldataprocessor).
// 2. Or we're at the end of pseudo block, where it requires us to compensate
// the bogus br effect.
if ( pendingBrs && tagName in blockLikeTags )
pendingBrs++;
while ( pendingBrs && pendingBrs-- )
currentNode.children.push( previous = new CKEDITOR.htmlParser.element( 'br' ) );
}
function addElement( node, target ) {
checkPendingBrs( node.name, 1 );
target = target || currentNode || fragment;
var len = target.children.length,
previous = len > 0 && target.children[ len - 1 ] || null;
node.previous = previous;
node.parent = target;
target.children.push( node );
if ( node.returnPoint ) {
currentNode = node.returnPoint;
delete node.returnPoint;
}
}
parser.onTagOpen = function( tagName, attributes, selfClosing ) {
var element = new CKEDITOR.htmlParser.element( tagName, attributes );
// This is a tag to be removed if empty, so do not add it immediately.
if ( CKEDITOR.dtd.$removeEmpty[ tagName ] ) {
pendingInline.push( element );
return;
}
var currentName = currentNode.name;
var currentDtd = currentName && ( CKEDITOR.dtd[ currentName ] || ( currentNode._.isBlockLike ? CKEDITOR.dtd.div : CKEDITOR.dtd.span ) );
// If the element cannot be child of the current element.
if ( currentDtd && !currentDtd[ tagName ] ) {
var reApply = false,
addPoint; // New position to start adding nodes.
// If the element name is the same as the current element name,
// then just close the current one and append the new one to the
// parent. This situation usually happens with <p>, <li>, <dt> and
// <dd>, specially in IE. Do not enter in this if block in this case.
if ( tagName == currentName )
addElement( currentNode, currentNode.parent );
else if ( tagName in CKEDITOR.dtd.$listItem ) {
parser.onTagOpen( 'ul', {} );
addPoint = currentNode;
reApply = true;
} else {
addElement( currentNode, currentNode.parent );
// The current element is an inline element, which
// cannot hold the new one. Put it in the pending list,
// and try adding the new one after it.
pendingInline.unshift( currentNode );
reApply = true;
}
if ( addPoint )
currentNode = addPoint;
// Try adding it to the return point, or the parent element.
else
currentNode = currentNode.returnPoint || currentNode.parent;
if ( reApply ) {
parser.onTagOpen.apply( this, arguments );
return;
}
}
checkPending( tagName );
checkPendingBrs( tagName );
element.parent = currentNode;
element.returnPoint = returnPoint;
returnPoint = 0;
if ( element.isEmpty )
addElement( element );
else
currentNode = element;
};
parser.onTagClose = function( tagName ) {
// Check if there is any pending tag to be closed.
for ( var i = pendingInline.length - 1; i >= 0; i-- ) {
// If found, just remove it from the list.
if ( tagName == pendingInline[ i ].name ) {
pendingInline.splice( i, 1 );
return;
}
}
var pendingAdd = [],
newPendingInline = [],
candidate = currentNode;
while ( candidate.type && candidate.name != tagName ) {
// If this is an inline element, add it to the pending list, if we're
// really closing one of the parents element later, they will continue
// after it.
if ( !candidate._.isBlockLike )
newPendingInline.unshift( candidate );
// This node should be added to it's parent at this point. But,
// it should happen only if the closing tag is really closing
// one of the nodes. So, for now, we just cache it.
pendingAdd.push( candidate );
candidate = candidate.parent;
}
if ( candidate.type ) {
// Add all elements that have been found in the above loop.
for ( i = 0; i < pendingAdd.length; i++ ) {
var node = pendingAdd[ i ];
addElement( node, node.parent );
}
currentNode = candidate;
addElement( candidate, candidate.parent );
// The parent should start receiving new nodes now, except if
// addElement changed the currentNode.
if ( candidate == currentNode )
currentNode = currentNode.parent;
pendingInline = pendingInline.concat( newPendingInline );
}
};
parser.onText = function( text ) {
var currentDtd = CKEDITOR.dtd[ currentNode.name ];
if ( !currentDtd || currentDtd[ '#' ] ) {
checkPendingBrs();
checkPending();
text.replace( /([\r\n])|[^\r\n]*/g, function( piece, lineBreak ) {
if ( lineBreak !== undefined && lineBreak.length )
pendingBrs++;
else if ( piece.length ) {
var lastIndex = 0;
// Create smiley from text emotion.
piece.replace( smileyRegExp, function( match, index ) {
addElement( new CKEDITOR.htmlParser.text( piece.substring( lastIndex, index ) ), currentNode );
addElement( new CKEDITOR.htmlParser.element( 'smiley', { 'desc': smileyReverseMap[ match ] } ), currentNode );
lastIndex = index + match.length;
});
if ( lastIndex != piece.length )
addElement( new CKEDITOR.htmlParser.text( piece.substring( lastIndex, piece.length ) ), currentNode );
}
});
}
};
// Parse it.
parser.parse( CKEDITOR.tools.htmlEncode( source ) );
// Close all hanging nodes.
while ( currentNode.type ) {
var parent = currentNode.parent,
node = currentNode;
addElement( node, parent );
currentNode = parent;
}
return fragment;
};
CKEDITOR.htmlParser.BBCodeWriter = CKEDITOR.tools.createClass({
$: function() {
this._ = {
output: [],
rules: []
};
// List and list item.
this.setRules( 'list', { breakBeforeOpen:1,breakAfterOpen:1,breakBeforeClose:1,breakAfterClose:1 });
this.setRules( '*', {
breakBeforeOpen: 1,
breakAfterOpen: 0,
breakBeforeClose: 1,
breakAfterClose: 0
});
this.setRules( 'quote', {
breakBeforeOpen: 1,
breakAfterOpen: 0,
breakBeforeClose: 0,
breakAfterClose: 1
});
},
proto: {
/**
* Sets formatting rules for a given tag. The possible rules are:
* <ul>
* <li><b>breakBeforeOpen</b>: break line before the opener tag for this element.</li>
* <li><b>breakAfterOpen</b>: break line after the opener tag for this element.</li>
* <li><b>breakBeforeClose</b>: break line before the closer tag for this element.</li>
* <li><b>breakAfterClose</b>: break line after the closer tag for this element.</li>
* </ul>
*
* All rules default to "false". Each call to the function overrides
* already present rules, leaving the undefined untouched.
*
* @param {String} tagName The tag name to which set the rules.
* @param {Object} rules An object containing the element rules.
* @example
* // Break line before and after "img" tags.
* writer.setRules( 'list',
* {
* breakBeforeOpen : true
* breakAfterOpen : true
* });
*/
setRules: function( tagName, rules ) {
var currentRules = this._.rules[ tagName ];
if ( currentRules )
CKEDITOR.tools.extend( currentRules, rules, true );
else
this._.rules[ tagName ] = rules;
},
getRule: function( tagName, ruleName ) {
return this._.rules[ tagName ] && this._.rules[ tagName ][ ruleName ];
},
openTag: function( tag, attributes ) {
if ( tag in bbcodeMap ) {
if ( this.getRule( tag, 'breakBeforeOpen' ) )
this.lineBreak( 1 );
this.write( '[', tag );
var option = attributes.option;
option && this.write( '=', option );
this.write( ']' );
if ( this.getRule( tag, 'breakAfterOpen' ) )
this.lineBreak( 1 );
} else if ( tag == 'br' )
this._.output.push( '\n' );
},
openTagClose: function() {},
attribute: function() {},
closeTag: function( tag ) {
if ( tag in bbcodeMap ) {
if ( this.getRule( tag, 'breakBeforeClose' ) )
this.lineBreak( 1 );
tag != '*' && this.write( '[/', tag, ']' );
if ( this.getRule( tag, 'breakAfterClose' ) )
this.lineBreak( 1 );
}
},
text: function( text ) {
this.write( text );
},
/**
* Writes a comment.
* @param {String} comment The comment text.
* @example
* // Writes "&lt;!-- My comment --&gt;".
* writer.comment( ' My comment ' );
*/
comment: function() {},
/*
* Output line-break for formatting.
*/
lineBreak: function() {
// Avoid line break when:
// 1) Previous tag already put one.
// 2) We're at output start.
if ( !this._.hasLineBreak && this._.output.length ) {
this.write( '\n' );
this._.hasLineBreak = 1;
}
},
write: function() {
this._.hasLineBreak = 0;
var data = Array.prototype.join.call( arguments, '' );
this._.output.push( data );
},
reset: function() {
this._.output = [];
this._.hasLineBreak = 0;
},
getHtml: function( reset ) {
var bbcode = this._.output.join( '' );
if ( reset )
this.reset();
return decodeHtml( bbcode );
}
}
});
var BBCodeWriter = new CKEDITOR.htmlParser.BBCodeWriter();
CKEDITOR.plugins.add( 'bbcode', {
requires: [ 'entities' ],
beforeInit: function( editor ) {
// Adapt some critical editor configuration for better support
// of BBCode environment.
var config = editor.config;
CKEDITOR.tools.extend( config, {
enterMode: CKEDITOR.ENTER_BR,
basicEntities: false,
entities: false,
fillEmptyBlocks: false
}, true );
},
init: function( editor ) {
var config = editor.config;
function BBCodeToHtml( code ) {
var fragment = CKEDITOR.htmlParser.fragment.fromBBCode( code ),
writer = new CKEDITOR.htmlParser.basicWriter();
fragment.writeHtml( writer, dataFilter );
return writer.getHtml( true );
}
var dataFilter = new CKEDITOR.htmlParser.filter();
dataFilter.addRules({
elements: {
'blockquote': function( element ) {
var quoted = new CKEDITOR.htmlParser.element( 'div' );
quoted.children = element.children;
element.children = [ quoted ];
var citeText = element.attributes.cite;
if ( citeText ) {
var cite = new CKEDITOR.htmlParser.element( 'cite' );
cite.add( new CKEDITOR.htmlParser.text( citeText.replace( /^"|"$/g, '' ) ) );
delete element.attributes.cite;
element.children.unshift( cite );
}
},
'span': function( element ) {
var bbcode;
if ( ( bbcode = element.attributes.bbcode ) ) {
if ( bbcode == 'img' ) {
element.name = 'img';
element.attributes.src = element.children[ 0 ].value;
element.children = [];
} else if ( bbcode == 'email' ) {
element.name = 'a';
element.attributes.href = 'mailto:' + element.children[ 0 ].value;
}
delete element.attributes.bbcode;
}
},
'ol': function( element ) {
if ( element.attributes.listType ) {
if ( element.attributes.listType != 'decimal' )
element.attributes.style = 'list-style-type:' + element.attributes.listType;
} else
element.name = 'ul';
delete element.attributes.listType;
},
a: function( element ) {
if ( !element.attributes.href )
element.attributes.href = element.children[ 0 ].value;
},
'smiley': function( element ) {
element.name = 'img';
var description = element.attributes.desc,
image = config.smiley_images[ CKEDITOR.tools.indexOf( config.smiley_descriptions, description ) ],
src = CKEDITOR.tools.htmlEncode( config.smiley_path + image );
element.attributes = {
src: src,
'data-cke-saved-src': src,
title: description,
alt: description
};
}
}
});
editor.dataProcessor.htmlFilter.addRules({
elements: {
$: function( element ) {
var attributes = element.attributes,
style = parseStyleText( attributes.style ),
value;
var tagName = element.name;
if ( tagName in convertMap )
tagName = convertMap[ tagName ];
else if ( tagName == 'span' ) {
if ( ( value = style.color ) ) {
tagName = 'color';
value = RGBToHex( value );
} else if ( ( value = style[ 'font-size' ] ) ) {
var percentValue = value.match( /(\d+)%$/ );
if ( percentValue ) {
value = percentValue[ 1 ];
tagName = 'size';
}
}
} else if ( tagName == 'ol' || tagName == 'ul' ) {
if ( ( value = style[ 'list-style-type' ] ) ) {
switch ( value ) {
case 'lower-alpha':
value = 'a';
break;
case 'upper-alpha':
value = 'A';
break;
}
} else if ( tagName == 'ol' )
value = 1;
tagName = 'list';
} else if ( tagName == 'blockquote' ) {
try {
var cite = element.children[ 0 ],
quoted = element.children[ 1 ],
citeText = cite.name == 'cite' && cite.children[ 0 ].value;
if ( citeText ) {
value = '"' + citeText + '"';
element.children = quoted.children;
}
} catch ( er ) {}
tagName = 'quote';
} else if ( tagName == 'a' ) {
if ( ( value = attributes.href ) ) {
if ( value.indexOf( 'mailto:' ) !== -1 ) {
tagName = 'email';
// [email] should have a single text child with email address.
element.children = [ new CKEDITOR.htmlParser.text( value.replace( 'mailto:', '' ) ) ];
value = '';
} else {
var singleton = element.children.length == 1 && element.children[ 0 ];
if ( singleton && singleton.type == CKEDITOR.NODE_TEXT && singleton.value == value )
value = '';
tagName = 'url';
}
}
} else if ( tagName == 'img' ) {
element.isEmpty = 0;
// Translate smiley (image) to text emotion.
var src = attributes[ 'data-cke-saved-src' ];
if ( src && src.indexOf( editor.config.smiley_path ) != -1 )
return new CKEDITOR.htmlParser.text( smileyMap[ attributes.alt ] );
else
element.children = [ new CKEDITOR.htmlParser.text( src ) ];
}
element.name = tagName;
value && ( element.attributes.option = value );
return null;
},
// Remove any bogus br from the end of a pseudo block,
// e.g. <div>some text<br /><p>paragraph</p></div>
br: function( element ) {
var next = element.next;
if ( next && next.name in blockLikeTags )
return false;
}
}
}, 1 );
editor.dataProcessor.writer = BBCodeWriter;
editor.on( 'beforeSetMode', function( evt ) {
evt.removeListener();
var wysiwyg = editor._.modes[ 'wysiwyg' ];
wysiwyg.loadData = CKEDITOR.tools.override( wysiwyg.loadData, function( org ) {
return function( data ) {
return ( org.call( this, BBCodeToHtml( data ) ) );
};
});
});
},
afterInit: function( editor ) {
var filters;
if ( editor._.elementsPath ) {
// Eliminate irrelevant elements from displaying, e.g body and p.
if ( ( filters = editor._.elementsPath.filters ) )
filters.push( function( element ) {
var htmlName = element.getName(),
name = tagnameMap[ htmlName ] || false;
// Specialized anchor presents as email.
if ( name == 'link' && element.getAttribute( 'href' ).indexOf( 'mailto:' ) === 0 )
name = 'email';
// Styled span could be either size or color.
else if ( htmlName == 'span' ) {
if ( element.getStyle( 'font-size' ) )
name = 'size';
else if ( element.getStyle( 'color' ) )
name = 'color';
} else if ( name == 'img' ) {
var src = element.data( 'cke-saved-src' );
if ( src && src.indexOf( editor.config.smiley_path ) === 0 )
name = 'smiley';
}
return name;
});
}
}
});
})();