mirror of
https://github.com/moparisthebest/mailiverse
synced 2024-08-13 16:53:55 -04:00
374 lines
10 KiB
JavaScript
374 lines
10 KiB
JavaScript
/*
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Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
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For licensing, see LICENSE.html or http://ckeditor.com/license
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*/
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CKEDITOR.plugins.add( 'link',
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{
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requires : [ 'fakeobjects', 'dialog' ],
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init : function( editor )
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{
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// Add the link and unlink buttons.
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editor.addCommand( 'link', new CKEDITOR.dialogCommand( 'link' ) );
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editor.addCommand( 'anchor', new CKEDITOR.dialogCommand( 'anchor' ) );
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editor.addCommand( 'unlink', new CKEDITOR.unlinkCommand() );
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editor.addCommand( 'removeAnchor', new CKEDITOR.removeAnchorCommand() );
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editor.ui.addButton( 'Link',
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{
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label : editor.lang.link.toolbar,
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command : 'link'
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} );
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editor.ui.addButton( 'Unlink',
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{
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label : editor.lang.unlink,
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command : 'unlink'
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} );
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editor.ui.addButton( 'Anchor',
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{
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label : editor.lang.anchor.toolbar,
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command : 'anchor'
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} );
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CKEDITOR.dialog.add( 'link', this.path + 'dialogs/link.js' );
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CKEDITOR.dialog.add( 'anchor', this.path + 'dialogs/anchor.js' );
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// Add the CSS styles for anchor placeholders.
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var side = ( editor.lang.dir == 'rtl' ? 'right' : 'left' );
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var basicCss =
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'background:url(' + CKEDITOR.getUrl( this.path + 'images/anchor.gif' ) + ') no-repeat ' + side + ' center;' +
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'border:1px dotted #00f;';
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editor.addCss(
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'a.cke_anchor,a.cke_anchor_empty' +
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// IE6 breaks with the following selectors.
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( ( CKEDITOR.env.ie && CKEDITOR.env.version < 7 ) ? '' :
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',a[name],a[data-cke-saved-name]' ) +
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'{' +
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basicCss +
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'padding-' + side + ':18px;' +
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// Show the arrow cursor for the anchor image (FF at least).
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'cursor:auto;' +
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'}' +
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( CKEDITOR.env.ie ? (
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'a.cke_anchor_empty' +
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'{' +
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// Make empty anchor selectable on IE.
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'display:inline-block;' +
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'}'
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) : '' ) +
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'img.cke_anchor' +
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'{' +
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basicCss +
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'width:16px;' +
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'min-height:15px;' +
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// The default line-height on IE.
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'height:1.15em;' +
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// Opera works better with "middle" (even if not perfect)
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'vertical-align:' + ( CKEDITOR.env.opera ? 'middle' : 'text-bottom' ) + ';' +
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'}');
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// Register selection change handler for the unlink button.
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editor.on( 'selectionChange', function( evt )
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{
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if ( editor.readOnly )
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return;
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/*
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* Despite our initial hope, document.queryCommandEnabled() does not work
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* for this in Firefox. So we must detect the state by element paths.
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*/
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var command = editor.getCommand( 'unlink' ),
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element = evt.data.path.lastElement && evt.data.path.lastElement.getAscendant( 'a', true );
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if ( element && element.getName() == 'a' && element.getAttribute( 'href' ) && element.getChildCount() )
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command.setState( CKEDITOR.TRISTATE_OFF );
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else
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command.setState( CKEDITOR.TRISTATE_DISABLED );
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} );
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editor.on( 'doubleclick', function( evt )
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{
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var element = CKEDITOR.plugins.link.getSelectedLink( editor ) || evt.data.element;
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if ( !element.isReadOnly() )
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{
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if ( element.is( 'a' ) )
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{
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evt.data.dialog = ( element.getAttribute( 'name' ) && ( !element.getAttribute( 'href' ) || !element.getChildCount() ) ) ? 'anchor' : 'link';
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editor.getSelection().selectElement( element );
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}
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else if ( CKEDITOR.plugins.link.tryRestoreFakeAnchor( editor, element ) )
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evt.data.dialog = 'anchor';
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}
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});
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// If the "menu" plugin is loaded, register the menu items.
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if ( editor.addMenuItems )
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{
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editor.addMenuItems(
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{
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anchor :
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{
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label : editor.lang.anchor.menu,
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command : 'anchor',
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group : 'anchor',
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order : 1
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},
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removeAnchor :
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{
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label : editor.lang.anchor.remove,
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command : 'removeAnchor',
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group : 'anchor',
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order : 5
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},
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link :
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{
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label : editor.lang.link.menu,
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command : 'link',
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group : 'link',
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order : 1
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},
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unlink :
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{
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label : editor.lang.unlink,
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command : 'unlink',
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group : 'link',
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order : 5
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}
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});
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}
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// If the "contextmenu" plugin is loaded, register the listeners.
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if ( editor.contextMenu )
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{
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editor.contextMenu.addListener( function( element, selection )
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{
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if ( !element || element.isReadOnly() )
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return null;
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var anchor = CKEDITOR.plugins.link.tryRestoreFakeAnchor( editor, element );
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if ( !anchor && !( anchor = CKEDITOR.plugins.link.getSelectedLink( editor ) ) )
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return null;
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var menu = {};
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if ( anchor.getAttribute( 'href' ) && anchor.getChildCount() )
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menu = { link : CKEDITOR.TRISTATE_OFF, unlink : CKEDITOR.TRISTATE_OFF };
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if ( anchor && anchor.hasAttribute( 'name' ) )
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menu.anchor = menu.removeAnchor = CKEDITOR.TRISTATE_OFF;
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return menu;
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});
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}
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},
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afterInit : function( editor )
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{
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// Register a filter to displaying placeholders after mode change.
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var dataProcessor = editor.dataProcessor,
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dataFilter = dataProcessor && dataProcessor.dataFilter,
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htmlFilter = dataProcessor && dataProcessor.htmlFilter,
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pathFilters = editor._.elementsPath && editor._.elementsPath.filters;
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if ( dataFilter )
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{
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dataFilter.addRules(
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{
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elements :
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{
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a : function( element )
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{
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var attributes = element.attributes;
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if ( !attributes.name )
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return null;
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var isEmpty = !element.children.length;
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if ( CKEDITOR.plugins.link.synAnchorSelector )
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{
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// IE needs a specific class name to be applied
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// to the anchors, for appropriate styling.
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var ieClass = isEmpty ? 'cke_anchor_empty' : 'cke_anchor';
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var cls = attributes[ 'class' ];
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if ( attributes.name && ( !cls || cls.indexOf( ieClass ) < 0 ) )
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attributes[ 'class' ] = ( cls || '' ) + ' ' + ieClass;
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if ( isEmpty && CKEDITOR.plugins.link.emptyAnchorFix )
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{
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attributes.contenteditable = 'false';
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attributes[ 'data-cke-editable' ] = 1;
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}
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}
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else if ( CKEDITOR.plugins.link.fakeAnchor && isEmpty )
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return editor.createFakeParserElement( element, 'cke_anchor', 'anchor' );
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return null;
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}
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}
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});
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}
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if ( CKEDITOR.plugins.link.emptyAnchorFix && htmlFilter )
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{
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htmlFilter.addRules(
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{
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elements :
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{
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a : function( element )
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{
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delete element.attributes.contenteditable;
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}
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}
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});
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}
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if ( pathFilters )
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{
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pathFilters.push( function( element, name )
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{
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if ( name == 'a' )
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{
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if ( CKEDITOR.plugins.link.tryRestoreFakeAnchor( editor, element ) ||
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( element.getAttribute( 'name' ) && ( !element.getAttribute( 'href' ) || !element.getChildCount() ) ) )
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{
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return 'anchor';
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}
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}
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});
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}
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}
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} );
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CKEDITOR.plugins.link =
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{
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/**
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* Get the surrounding link element of current selection.
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* @param editor
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* @example CKEDITOR.plugins.link.getSelectedLink( editor );
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* @since 3.2.1
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* The following selection will all return the link element.
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* <pre>
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* <a href="#">li^nk</a>
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* <a href="#">[link]</a>
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* text[<a href="#">link]</a>
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* <a href="#">li[nk</a>]
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* [<b><a href="#">li]nk</a></b>]
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* [<a href="#"><b>li]nk</b></a>
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* </pre>
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*/
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getSelectedLink : function( editor )
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{
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try
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{
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var selection = editor.getSelection();
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if ( selection.getType() == CKEDITOR.SELECTION_ELEMENT )
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{
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var selectedElement = selection.getSelectedElement();
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if ( selectedElement.is( 'a' ) )
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return selectedElement;
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}
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var range = selection.getRanges( true )[ 0 ];
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range.shrink( CKEDITOR.SHRINK_TEXT );
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var root = range.getCommonAncestor();
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return root.getAscendant( 'a', true );
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}
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catch( e ) { return null; }
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},
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// Opera and WebKit don't make it possible to select empty anchors. Fake
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// elements must be used for them.
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fakeAnchor : CKEDITOR.env.opera || CKEDITOR.env.webkit,
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// For browsers that don't support CSS3 a[name]:empty(), note IE9 is included because of #7783.
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synAnchorSelector : CKEDITOR.env.ie,
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// For browsers that have editing issue with empty anchor.
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emptyAnchorFix : CKEDITOR.env.ie && CKEDITOR.env.version < 8,
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tryRestoreFakeAnchor : function( editor, element )
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{
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if ( element && element.data( 'cke-real-element-type' ) && element.data( 'cke-real-element-type' ) == 'anchor' )
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{
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var link = editor.restoreRealElement( element );
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if ( link.data( 'cke-saved-name' ) )
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return link;
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}
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}
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};
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CKEDITOR.unlinkCommand = function(){};
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CKEDITOR.unlinkCommand.prototype =
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{
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/** @ignore */
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exec : function( editor )
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{
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/*
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* execCommand( 'unlink', ... ) in Firefox leaves behind <span> tags at where
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* the <a> was, so again we have to remove the link ourselves. (See #430)
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*
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* TODO: Use the style system when it's complete. Let's use execCommand()
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* as a stopgap solution for now.
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*/
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var selection = editor.getSelection(),
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bookmarks = selection.createBookmarks(),
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ranges = selection.getRanges(),
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rangeRoot,
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element;
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for ( var i = 0 ; i < ranges.length ; i++ )
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{
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rangeRoot = ranges[i].getCommonAncestor( true );
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element = rangeRoot.getAscendant( 'a', true );
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if ( !element )
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continue;
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ranges[i].selectNodeContents( element );
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}
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selection.selectRanges( ranges );
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editor.document.$.execCommand( 'unlink', false, null );
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selection.selectBookmarks( bookmarks );
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},
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startDisabled : true
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};
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CKEDITOR.removeAnchorCommand = function(){};
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CKEDITOR.removeAnchorCommand.prototype =
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{
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/** @ignore */
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exec : function( editor )
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{
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var sel = editor.getSelection(),
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bms = sel.createBookmarks(),
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anchor;
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if ( sel && ( anchor = sel.getSelectedElement() ) && ( CKEDITOR.plugins.link.fakeAnchor && !anchor.getChildCount() ? CKEDITOR.plugins.link.tryRestoreFakeAnchor( editor, anchor ) : anchor.is( 'a' ) ) )
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anchor.remove( 1 );
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else
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{
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if ( ( anchor = CKEDITOR.plugins.link.getSelectedLink( editor ) ) )
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{
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if ( anchor.hasAttribute( 'href' ) )
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{
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anchor.removeAttributes( { name : 1, 'data-cke-saved-name' : 1 } );
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anchor.removeClass( 'cke_anchor' );
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}
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else
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anchor.remove( 1 );
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}
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}
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sel.selectBookmarks( bms );
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}
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};
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CKEDITOR.tools.extend( CKEDITOR.config,
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{
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linkShowAdvancedTab : true,
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linkShowTargetTab : true
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} );
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