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/*
* Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.html or http://ckeditor.com/license
*/
(function()
{
/**
* Add to collection with DUP examination.
* @param {Object} collection
* @param {Object} element
* @param {Object} database
*/
function addSafely( collection, element, database )
{
// 1. IE doesn't support customData on text nodes;
// 2. Text nodes never get chance to appear twice;
if ( !element.is || !element.getCustomData( 'block_processed' ) )
{
element.is && CKEDITOR.dom.element.setMarker( database, element, 'block_processed', true );
collection.push( element );
}
}
function getNonEmptyChildren( element )
{
var retval = [];
var children = element.getChildren();
for ( var i = 0 ; i < children.count() ; i++ )
{
var child = children.getItem( i );
if ( ! ( child.type === CKEDITOR.NODE_TEXT
&& ( /^[ \t\n\r]+$/ ).test( child.getText() ) ) )
retval.push( child );
}
return retval;
}
/**
* Dialog reused by both 'creatediv' and 'editdiv' commands.
* @param {Object} editor
* @param {String} command The command name which indicate what the current command is.
*/
function divDialog( editor, command )
{
// Definition of elements at which div operation should stopped.
var divLimitDefinition = ( function(){
// Customzie from specialize blockLimit elements
var definition = CKEDITOR.tools.extend( {}, CKEDITOR.dtd.$blockLimit );
// Exclude 'div' itself.
delete definition.div;
// Exclude 'td' and 'th' when 'wrapping table'
if ( editor.config.div_wrapTable )
{
delete definition.td;
delete definition.th;
}
return definition;
})();
// DTD of 'div' element
var dtd = CKEDITOR.dtd.div;
/**
* Get the first div limit element on the element's path.
* @param {Object} element
*/
function getDivLimitElement( element )
{
var pathElements = new CKEDITOR.dom.elementPath( element ).elements;
var divLimit;
for ( var i = 0; i < pathElements.length ; i++ )
{
if ( pathElements[ i ].getName() in divLimitDefinition )
{
divLimit = pathElements[ i ];
break;
}
}
return divLimit;
}
/**
* Init all fields' setup/commit function.
* @memberof divDialog
*/
function setupFields()
{
this.foreach( function( field )
{
// Exclude layout container elements
if ( /^(?!vbox|hbox)/.test( field.type ) )
{
if ( !field.setup )
{
// Read the dialog fields values from the specified
// element attributes.
field.setup = function( element )
{
field.setValue( element.getAttribute( field.id ) || '' );
};
}
if ( !field.commit )
{
// Set element attributes assigned by the dialog
// fields.
field.commit = function( element )
{
var fieldValue = this.getValue();
// ignore default element attribute values
if ( 'dir' == field.id && element.getComputedStyle( 'direction' ) == fieldValue )
return;
if ( fieldValue )
element.setAttribute( field.id, fieldValue );
else
element.removeAttribute( field.id );
};
}
}
} );
}
/**
* Wrapping 'div' element around appropriate blocks among the selected ranges.
* @param {Object} editor
*/
function createDiv( editor )
{
// new adding containers OR detected pre-existed containers.
var containers = [];
// node markers store.
var database = {};
// All block level elements which contained by the ranges.
var containedBlocks = [], block;
// Get all ranges from the selection.
var selection = editor.document.getSelection(),
ranges = selection.getRanges();
var bookmarks = selection.createBookmarks();
var i, iterator;
// Calcualte a default block tag if we need to create blocks.
var blockTag = editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p';
// collect all included elements from dom-iterator
for ( i = 0 ; i < ranges.length ; i++ )
{
iterator = ranges[ i ].createIterator();
while ( ( block = iterator.getNextParagraph() ) )
{
// include contents of blockLimit elements.
if ( block.getName() in divLimitDefinition )
{
var j, childNodes = block.getChildren();
for ( j = 0 ; j < childNodes.count() ; j++ )
addSafely( containedBlocks, childNodes.getItem( j ) , database );
}
else
{
// Bypass dtd disallowed elements.
while ( !dtd[ block.getName() ] && block.getName() != 'body' )
block = block.getParent();
addSafely( containedBlocks, block, database );
}
}
}
CKEDITOR.dom.element.clearAllMarkers( database );
var blockGroups = groupByDivLimit( containedBlocks );
var ancestor, blockEl, divElement;
for ( i = 0 ; i < blockGroups.length ; i++ )
{
var currentNode = blockGroups[ i ][ 0 ];
// Calculate the common parent node of all contained elements.
ancestor = currentNode.getParent();
for ( j = 1 ; j < blockGroups[ i ].length; j++ )
ancestor = ancestor.getCommonAncestor( blockGroups[ i ][ j ] );
divElement = new CKEDITOR.dom.element( 'div', editor.document );
// Normalize the blocks in each group to a common parent.
for ( j = 0; j < blockGroups[ i ].length ; j++ )
{
currentNode = blockGroups[ i ][ j ];
while ( !currentNode.getParent().equals( ancestor ) )
currentNode = currentNode.getParent();
// This could introduce some duplicated elements in array.
blockGroups[ i ][ j ] = currentNode;
}
// Wrapped blocks counting
var fixedBlock = null;
for ( j = 0 ; j < blockGroups[ i ].length ; j++ )
{
currentNode = blockGroups[ i ][ j ];
// Avoid DUP elements introduced by grouping.
if ( !( currentNode.getCustomData && currentNode.getCustomData( 'block_processed' ) ) )
{
currentNode.is && CKEDITOR.dom.element.setMarker( database, currentNode, 'block_processed', true );
// Establish new container, wrapping all elements in this group.
if ( !j )
divElement.insertBefore( currentNode );
divElement.append( currentNode );
}
}
CKEDITOR.dom.element.clearAllMarkers( database );
containers.push( divElement );
}
selection.selectBookmarks( bookmarks );
return containers;
}
function getDiv( editor )
{
var path = new CKEDITOR.dom.elementPath( editor.getSelection().getStartElement() ),
blockLimit = path.blockLimit,
div = blockLimit && blockLimit.getAscendant( 'div', true );
return div;
}
/**
* Divide a set of nodes to different groups by their path's blocklimit element.
* Note: the specified nodes should be in source order naturally, which mean they are supposed to producea by following class:
* * CKEDITOR.dom.range.Iterator
* * CKEDITOR.dom.domWalker
* @return {Array []} the grouped nodes
*/
function groupByDivLimit( nodes )
{
var groups = [],
lastDivLimit = null,
path, block;
for ( var i = 0 ; i < nodes.length ; i++ )
{
block = nodes[i];
var limit = getDivLimitElement( block );
if ( !limit.equals( lastDivLimit ) )
{
lastDivLimit = limit ;
groups.push( [] ) ;
}
groups[ groups.length - 1 ].push( block ) ;
}
return groups;
}
// Synchronous field values to other impacted fields is required, e.g. div styles
// change should also alter inline-style text.
function commitInternally( targetFields )
{
var dialog = this.getDialog(),
element = dialog._element && dialog._element.clone()
|| new CKEDITOR.dom.element( 'div', editor.document );
// Commit this field and broadcast to target fields.
this.commit( element, true );
targetFields = [].concat( targetFields );
var length = targetFields.length, field;
for ( var i = 0; i < length; i++ )
{
field = dialog.getContentElement.apply( dialog, targetFields[ i ].split( ':' ) );
field && field.setup && field.setup( element, true );
}
}
// Registered 'CKEDITOR.style' instances.
var styles = {} ;
/**
* Hold a collection of created block container elements.
*/
var containers = [];
/**
* @type divDialog
*/
return {
title : editor.lang.div.title,
minWidth : 400,
minHeight : 165,
contents :
[
{
id :'info',
label :editor.lang.common.generalTab,
title :editor.lang.common.generalTab,
elements :
[
{
type :'hbox',
widths : [ '50%', '50%' ],
children :
[
{
id :'elementStyle',
type :'select',
style :'width: 100%;',
label :editor.lang.div.styleSelectLabel,
'default' : '',
// Options are loaded dynamically.
items :
[
[ editor.lang.common.notSet , '' ]
],
onChange : function()
{
commitInternally.call( this, [ 'info:class', 'advanced:dir', 'advanced:style' ] );
},
setup : function( element )
{
for ( var name in styles )
styles[ name ].checkElementRemovable( element, true ) && this.setValue( name );
},
commit: function( element )
{
var styleName;
if ( ( styleName = this.getValue() ) )
{
var style = styles[ styleName ];
var customData = element.getCustomData( 'elementStyle' ) || '';
style.applyToObject( element );
element.setCustomData( 'elementStyle', customData + style._.definition.attributes.style );
}
}
},
{
id :'class',
type :'text',
label :editor.lang.common.cssClass,
'default' : ''
}
]
}
]
},
{
id :'advanced',
label :editor.lang.common.advancedTab,
title :editor.lang.common.advancedTab,
elements :
[
{
type :'vbox',
padding :1,
children :
[
{
type :'hbox',
widths : [ '50%', '50%' ],
children :
[
{
type :'text',
id :'id',
label :editor.lang.common.id,
'default' : ''
},
{
type :'text',
id :'lang',
label :editor.lang.link.langCode,
'default' : ''
}
]
},
{
type :'hbox',
children :
[
{
type :'text',
id :'style',
style :'width: 100%;',
label :editor.lang.common.cssStyle,
'default' : '',
commit : function( element )
{
// Merge with 'elementStyle', which is of higher priority.
var merged = this.getValue() + ( element.getCustomData( 'elementStyle' ) || '' );
element.setAttribute( 'style', merged );
}
}
]
},
{
type :'hbox',
children :
[
{
type :'text',
id :'title',
style :'width: 100%;',
label :editor.lang.common.advisoryTitle,
'default' : ''
}
]
},
{
type :'select',
id :'dir',
style :'width: 100%;',
label :editor.lang.common.langDir,
'default' : '',
items :
[
[ editor.lang.common.notSet , '' ],
[
editor.lang.common.langDirLtr,
'ltr'
],
[
editor.lang.common.langDirRtl,
'rtl'
]
]
}
]
}
]
}
],
onLoad : function()
{
setupFields.call( this );
// Preparing for the 'elementStyle' field.
var dialog = this,
stylesField = this.getContentElement( 'info', 'elementStyle' );
// Reuse the 'stylescombo' plugin's styles definition.
editor.getStylesSet( function( stylesDefinitions )
{
var styleName;
if ( stylesDefinitions )
{
// Digg only those styles that apply to 'div'.
for ( var i = 0 ; i < stylesDefinitions.length ; i++ )
{
var styleDefinition = stylesDefinitions[ i ];
if ( styleDefinition.element && styleDefinition.element == 'div' )
{
styleName = styleDefinition.name;
styles[ styleName ] = new CKEDITOR.style( styleDefinition );
// Populate the styles field options with style name.
stylesField.items.push( [ styleName, styleName ] );
stylesField.add( styleName, styleName );
}
}
}
// We should disable the content element
// it if no options are available at all.
stylesField[ stylesField.items.length > 1 ? 'enable' : 'disable' ]();
// Now setup the field value manually.
setTimeout( function() { stylesField.setup( dialog._element ); }, 0 );
} );
},
onShow : function()
{
// Whether always create new container regardless of existed
// ones.
if ( command == 'editdiv' )
{
// Try to discover the containers that already existed in
// ranges
var div = getDiv( editor );
// update dialog field values
div && this.setupContent( this._element = div );
}
},
onOk : function()
{
if ( command == 'editdiv' )
containers = [ this._element ];
else
containers = createDiv( editor, true );
// Update elements attributes
var size = containers.length;
for ( var i = 0; i < size; i++ )
{
this.commitContent( containers[ i ] );
// Remove empty 'style' attribute.
!containers[ i ].getAttribute( 'style' ) && containers[ i ].removeAttribute( 'style' );
}
this.hide();
},
onHide : function()
{
// Remove style only when editing existing DIV. (#6315)
if ( command == 'editdiv' )
this._element.removeCustomData( 'elementStyle' );
delete this._element;
}
};
}
CKEDITOR.dialog.add( 'creatediv', function( editor )
{
return divDialog( editor, 'creatediv' );
} );
CKEDITOR.dialog.add( 'editdiv', function( editor )
{
return divDialog( editor, 'editdiv' );
} );
} )();
/*
* @name CKEDITOR.config.div_wrapTable
* Whether to wrap the whole table instead of indivisual cells when created 'div' in table cell.
* @type Boolean
* @default false
* @example config.div_wrapTable = true;
*/
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