Ticket #5909: 5909.patch

_source/lang/en.js

@@ -744 +744 @@
         },
 
         toolbarCollapse : 'Collapse Toolbar',
-        toolbarExpand   : 'Expand Toolbar'
+        toolbarExpand   : 'Expand Toolbar',
+
+        bidiswitch :
+        {
+                ltr :"Switch to LTR text direction",
+                rtl : "Switch to RTL text direction"
+        }
 };

_source/plugins/bidiswitch/plugin.js

@@ +1 @@
+/*
+Copyright (c) 2003-2010, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+(function(){
+
+        function onSelectionChange( evt )
+        {
+                var command = evt.editor.getCommand( 'rtlSwitch' );
+                command.state = getState( evt.editor, evt.data.path, 'rtl' );
+                command.fire( 'state' );
+
+                command = evt.editor.getCommand( 'ltrSwitch' );
+                command.state = getState( evt.editor, evt.data.path, 'ltr' );
+                command.fire( 'state' );
+        }
+        
+        function getState( editor, path, dir )
+        {
+                var firstBlock = path.block || path.blockLimit;
+
+                if ( !firstBlock || firstBlock.getName() == 'body' )
+                        return CKEDITOR.TRISTATE_OFF;
+
+                return ( firstBlock.getAttribute( 'dir' ) == dir ) ?
+                        CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF;
+        }
+
+        function bidiCommand( dir )
+        {
+                return function( editor )
+                {
+                        var selection = editor.getSelection(),
+                                enterMode = editor.config.enterMode,
+                                ranges = editor.getSelection().getRanges();
+
+                        // Creates bookmarks for selection, as we may split some blocks.
+                        var bookmarks = selection.createBookmarks();
+
+                        if ( ranges )
+                        {
+                                var iterator,
+                                        block;
+
+                                for ( var i = ranges.length - 1 ; i >= 0 ; i-- )
+                                {
+                                        iterator = ranges[ i ].createIterator();
+                                        iterator.enlargeBr = enterMode != CKEDITOR.ENTER_BR;
+
+                                        while ( ( block = iterator.getNextParagraph( enterMode == CKEDITOR.ENTER_P ? 'p' : 'div' ) ) )
+                                        {
+                                                if ( block.hasAttribute( 'dir' ) && block.getAttribute( 'dir' ).toLowerCase()  == dir )
+                                                        block.removeAttribute( 'dir' );
+                                                else
+                                                        block.setAttribute( 'dir', dir );
+                                        }
+                                }
+
+                                editor.focus();
+                                editor.forceNextSelectionCheck();
+                                // Restore selection position.
+                                selection.selectBookmarks( bookmarks );
+                        }
+                };
+        }
+
+        CKEDITOR.plugins.add( 'bidiswitch',
+        {
+                requires : [ 'styles', 'button' ],
+
+                init : function( editor )
+                {
+                        // All buttons use the same code to register. So, to avoid
+                        // duplications, let's use this tool function.
+                        var addButtonCommand = function( buttonName, buttonLabel, commandName, commandExec )
+                        {
+                                editor.addCommand( commandName, new CKEDITOR.command( editor, { exec : commandExec }) );
+
+                                editor.ui.addButton( buttonName,
+                                        {
+                                                label : buttonLabel,
+                                                command : commandName
+                                        });
+                        };
+
+                        var lang = editor.lang.bidiswitch;
+
+                        addButtonCommand( 'BidiRtl', lang.rtl, 'rtlSwitch', bidiCommand( 'rtl' ) );
+                        addButtonCommand( 'BidiLtr', lang.ltr, 'ltrSwitch', bidiCommand( 'ltr' ) );
+
+                        editor.on( 'selectionChange', onSelectionChange );
+                }
+        });
+        
+})();