/*
Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/
/**
* @file Plugin for inserting Drupal teaser and page breaks.
*/
( function() {
var pluginRequires = [ 'fakeobjects' ];
if (Drupal.ckeditor_ver == 3) {
pluginRequires = [ 'fakeobjects', 'htmldataprocessor' ];
}
CKEDITOR.plugins.add( 'drupalbreaks',
{
requires : pluginRequires,
init : function( editor )
{
var addCssObj = CKEDITOR;
if (Drupal.ckeditor_ver == 3) {
addCssObj = editor;
}
// Add the styles that renders our fake objects.
addCssObj.addCss(
'img.cke_drupal_pagebreak,img.cke_drupal_break' +
'{' +
'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/pagebreak.gif' ) + ');' +
'background-position: center center;' +
'background-repeat: no-repeat;' +
'clear: both;' +
'display: block;' +
'float: none;' +
'width: 100%;' +
'border-top: #999999 1px dotted;' +
'border-bottom: #999999 1px dotted;' +
'height: 5px;' +
'}' +
'img.cke_drupal_break' +
'{' +
'border-top: #FF0000 1px dotted;' +
'border-bottom: #FF0000 1px dotted;' +
'}'
);
// Register the toolbar buttons.
editor.ui.addButton( 'DrupalBreak',
{
label : Drupal.t('Insert Teaser Break'),
icon : this.path + 'images/drupalbreak.png',
command : 'drupalbreak'
});
editor.addCommand( 'drupalbreak',
{
exec : function()
{
// There should be only one in document. So, look
// for an image with class "cke_drupal_break" (the fake element).
var images = editor.document.getElementsByTag( 'img' );
for ( var i = 0, len = images.count() ; i < len ; i++ )
{
var img = images.getItem( i );
if ( img.hasClass( 'cke_drupal_break' ) )
{
if ( confirm( Drupal.t( 'The document already contains a teaser break. Do you want to proceed by removing it first?' ) ) )
{
img.remove();
break;
}
else
return;
}
}
insertComment( 'break' );
}
} );
editor.ui.addButton( 'DrupalPageBreak',
{
label : Drupal.t( 'Insert Page Break' ),
icon : this.path + 'images/drupalpagebreak.png',
command : 'drupalpagebreak'
});
editor.addCommand( 'drupalpagebreak',
{
exec : function()
{
insertComment( 'pagebreak' );
}
} );
// This function effectively inserts the comment into the editor.
function insertComment( text )
{
// Create the fake element that will be inserted into the document.
// The trick is declaring it as an
, so it will behave like a
// block element (and in effect it behaves much like an
).
if ( !CKEDITOR.dom.comment.prototype.getAttribute ) {
CKEDITOR.dom.comment.prototype.getAttribute = function() {
return '';
};
CKEDITOR.dom.comment.prototype.attributes = {
align : ''
};
}
var fakeElement = editor.createFakeElement( new CKEDITOR.dom.comment( text ), 'cke_drupal_' + text, 'hr' );
// This is the trick part. We can't use editor.insertElement()
// because we need to put the comment directly at level.
// We need to do range manipulation for that.
// Get a DOM range from the current selection.
var range = editor.getSelection().getRanges()[0],
elementsPath = new CKEDITOR.dom.elementPath( range.getCommonAncestor( true ) ),
element = ( elementsPath.block && elementsPath.block.getParent() ) || elementsPath.blockLimit,
hasMoved;
// If we're not in go moving the position to after the
// elements until reaching it. This may happen when inside tables,
// lists, blockquotes, etc.
while ( element && element.getName() != 'body' )
{
range.moveToPosition( element, CKEDITOR.POSITION_AFTER_END );
hasMoved = 1;
element = element.getParent();
}
// Split the current block.
if ( !hasMoved )
range.splitBlock( 'p' );
// Insert the fake element into the document.
range.insertNode( fakeElement );
// Now, we move the selection to the best possible place following
// our fake element.
var next = fakeElement;
while ( ( next = next.getNext() ) && !range.moveToElementEditStart( next ) )
{}
range.select();
}
},
afterInit : function( editor )
{
// Adds the comment processing rules to the data filter, so comments
// are replaced by fake elements.
editor.dataProcessor.dataFilter.addRules(
{
comment : function( value )
{
if ( !CKEDITOR.htmlParser.comment.prototype.getAttribute ) {
CKEDITOR.htmlParser.comment.prototype.getAttribute = function() {
return '';
};
CKEDITOR.htmlParser.comment.prototype.attributes = {
align : ''
};
}
if ( value == 'break' || value == 'pagebreak' )
return editor.createFakeParserElement( new CKEDITOR.htmlParser.comment( value ), 'cke_drupal_' + value, 'hr' );
return value;
}
});
}
});
} )();