/* Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved. For licensing, see LICENSE.html or http://ckeditor.com/license */ CKEDITOR.plugins.add( 'link', { init : function( editor ) { // Add the link and unlink buttons. editor.addCommand( 'link', new CKEDITOR.dialogCommand( 'link' ) ); editor.addCommand( 'anchor', new CKEDITOR.dialogCommand( 'anchor' ) ); editor.addCommand( 'unlink', new CKEDITOR.unlinkCommand() ); editor.ui.addButton( 'Link', { label : editor.lang.link.toolbar, command : 'link' } ); editor.ui.addButton( 'Unlink', { label : editor.lang.unlink, command : 'unlink' } ); editor.ui.addButton( 'Anchor', { label : editor.lang.anchor.toolbar, command : 'anchor' } ); CKEDITOR.dialog.add( 'link', this.path + 'dialogs/link.js' ); CKEDITOR.dialog.add( 'anchor', this.path + 'dialogs/anchor.js' ); // Add the CSS styles for anchor placeholders. editor.addCss( 'img.cke_anchor' + '{' + 'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/anchor.gif' ) + ');' + 'background-position: center center;' + 'background-repeat: no-repeat;' + 'border: 1px solid #a9a9a9;' + 'width: 18px;' + 'height: 18px;' + '}\n' + 'a.cke_anchor' + '{' + 'background-image: url(' + CKEDITOR.getUrl( this.path + 'images/anchor.gif' ) + ');' + 'background-position: 0 center;' + 'background-repeat: no-repeat;' + 'border: 1px solid #a9a9a9;' + 'padding-left: 18px;' + '}' ); // Register selection change handler for the unlink button. editor.on( 'selectionChange', function( evt ) { /* * Despite our initial hope, document.queryCommandEnabled() does not work * for this in Firefox. So we must detect the state by element paths. */ var command = editor.getCommand( 'unlink' ), element = evt.data.path.lastElement.getAscendant( 'a', true ); if ( element && element.getName() == 'a' && element.getAttribute( 'href' ) ) command.setState( CKEDITOR.TRISTATE_OFF ); else command.setState( CKEDITOR.TRISTATE_DISABLED ); } ); // If the "menu" plugin is loaded, register the menu items. if ( editor.addMenuItems ) { editor.addMenuItems( { anchor : { label : editor.lang.anchor.menu, command : 'anchor', group : 'anchor' }, link : { label : editor.lang.link.menu, command : 'link', group : 'link', order : 1 }, unlink : { label : editor.lang.unlink, command : 'unlink', group : 'link', order : 5 } }); } // If the "contextmenu" plugin is loaded, register the listeners. if ( editor.contextMenu ) { editor.contextMenu.addListener( function( element, selection ) { if ( !element ) return null; var isAnchor = ( element.is( 'img' ) && element.getAttribute( '_cke_real_element_type' ) == 'anchor' ); if ( !isAnchor ) { if ( !( element = CKEDITOR.plugins.link.getSelectedLink( editor ) ) ) return null; isAnchor = ( element.getAttribute( 'name' ) && !element.getAttribute( 'href' ) ); } return isAnchor ? { anchor : CKEDITOR.TRISTATE_OFF } : { link : CKEDITOR.TRISTATE_OFF, unlink : CKEDITOR.TRISTATE_OFF }; }); } }, afterInit : function( editor ) { // Register a filter to displaying placeholders after mode change. var dataProcessor = editor.dataProcessor, dataFilter = dataProcessor && dataProcessor.dataFilter; if ( dataFilter ) { dataFilter.addRules( { elements : { a : function( element ) { var attributes = element.attributes; if ( attributes.name && !attributes.href ) return editor.createFakeParserElement( element, 'cke_anchor', 'anchor' ); } } }); } }, requires : [ 'fakeobjects' ] } ); CKEDITOR.plugins.link = { /** * Get the surrounding link element of current selection. * @param editor * @example CKEDITOR.plugins.link.getSelectedLink( editor ); * @since 3.2.1 * The following selection will all return the link element. *
	 *  li^nk
	 *  [link]
	 *  text[link]
	 *  li[nk]
	 *  [li]nk]
	 *  [li]nk
	 * 
*/ getSelectedLink : function( editor ) { var range; try { range = editor.getSelection().getRanges()[ 0 ]; } catch( e ) { return null; } range.shrink( CKEDITOR.SHRINK_TEXT ); var root = range.getCommonAncestor(); return root.getAscendant( 'a', true ); } }; CKEDITOR.unlinkCommand = function(){}; CKEDITOR.unlinkCommand.prototype = { /** @ignore */ exec : function( editor ) { /* * execCommand( 'unlink', ... ) in Firefox leaves behind tags at where * the was, so again we have to remove the link ourselves. (See #430) * * TODO: Use the style system when it's complete. Let's use execCommand() * as a stopgap solution for now. */ var selection = editor.getSelection(), bookmarks = selection.createBookmarks(), ranges = selection.getRanges(), rangeRoot, element; for ( var i = 0 ; i < ranges.length ; i++ ) { rangeRoot = ranges[i].getCommonAncestor( true ); element = rangeRoot.getAscendant( 'a', true ); if ( !element ) continue; ranges[i].selectNodeContents( element ); } selection.selectRanges( ranges ); editor.document.$.execCommand( 'unlink', false, null ); selection.selectBookmarks( bookmarks ); }, startDisabled : true }; CKEDITOR.tools.extend( CKEDITOR.config, { linkShowAdvancedTab : true, linkShowTargetTab : true } );