/*
Copyright (c) 2003-2012, CKSource - Frederico Knabben. All rights reserved.
For licensing, see LICENSE.html or http://ckeditor.com/license
*/

/**
 * @fileOverview Spell Check As You Type (SCAYT).
 * Button name : Scayt.
 */

(function()
{
	var commandName  = 'scaytcheck',
		openPage = '';

	// Checks if a value exists in an array
	function in_array( needle, haystack )
	{
		var found = 0,
			key;
		for ( key in haystack )
		{
			if ( haystack[ key ] == needle )
			{
				found = 1;
				break;
			}
		}
		return found;
	}

	var onEngineLoad = function()
	{
		var editor = this;

		var createInstance = function()	// Create new instance every time Document is created.
		{
			var config = editor.config;
			// Initialise Scayt instance.
			var oParams = {};
			// Get the iframe.
			oParams.srcNodeRef = editor.document.getWindow().$.frameElement;
			// syntax : AppName.AppVersion@AppRevision
			oParams.assocApp  = 'CKEDITOR.' + CKEDITOR.version + '@' + CKEDITOR.revision;
			oParams.customerid = config.scayt_customerid  || '1:WvF0D4-UtPqN1-43nkD4-NKvUm2-daQqk3-LmNiI-z7Ysb4-mwry24-T8YrS3-Q2tpq2';
			oParams.customDictionaryIds = config.scayt_customDictionaryIds || '';
			oParams.userDictionaryName = config.scayt_userDictionaryName || '';
			oParams.sLang = config.scayt_sLang || 'en_US';

			// Introduce SCAYT onLoad callback. (#5632)
			oParams.onLoad = function()
				{
					// Draw down word marker to avoid being covered by background-color style.(#5466)
					if ( !( CKEDITOR.env.ie && CKEDITOR.env.version < 8 ) )
						this.addStyle( this.selectorCss(), 'padding-bottom: 2px !important;' );

					// Call scayt_control.focus when SCAYT loaded
					// and only if editor has focus and scayt control creates at first time (#5720)
					if ( editor.focusManager.hasFocus && !plugin.isControlRestored( editor ) )
						this.focus();

				};

			oParams.onBeforeChange = function()
			{
				if ( plugin.getScayt( editor ) && !editor.checkDirty() )
					setTimeout( function(){ editor.resetDirty(); }, 0 );
			};

			var scayt_custom_params = window.scayt_custom_params;
			if ( typeof scayt_custom_params == 'object' )
			{
				for ( var k in scayt_custom_params )
					oParams[ k ] = scayt_custom_params[ k ];
			}
			// needs for restoring a specific scayt control settings
			if ( plugin.getControlId( editor ) )
				oParams.id = plugin.getControlId( editor );

			var scayt_control = new window.scayt( oParams );

			scayt_control.afterMarkupRemove.push( function( node )
			{
				( new CKEDITOR.dom.element( node, scayt_control.document ) ).mergeSiblings();
			} );

			// Copy config.
			var lastInstance = plugin.instances[ editor.name ];
			if ( lastInstance )
			{
				scayt_control.sLang = lastInstance.sLang;
				scayt_control.option( lastInstance.option() );
				scayt_control.paused = lastInstance.paused;
			}

			plugin.instances[ editor.name ] = scayt_control;

			try {
				scayt_control.setDisabled( plugin.isPaused( editor ) === false );
			} catch (e) {}

			editor.fire( 'showScaytState' );
		};

		editor.on( 'contentDom', createInstance );
		editor.on( 'contentDomUnload', function()
			{
				// Remove scripts.
				var scripts = CKEDITOR.document.getElementsByTag( 'script' ),
					scaytIdRegex =  /^dojoIoScript(\d+)$/i,
					scaytSrcRegex =  /^https?:\/\/svc\.webspellchecker\.net\/spellcheck\/script\/ssrv\.cgi/i;

				for ( var i=0; i < scripts.count(); i++ )
				{
					var script = scripts.getItem( i ),
						id = script.getId(),
						src = script.getAttribute( 'src' );

					if ( id && src && id.match( scaytIdRegex ) && src.match( scaytSrcRegex ))
						script.remove();
				}
			});

		editor.on( 'beforeCommandExec', function( ev )		// Disable SCAYT before Source command execution.
			{
				if ( ( ev.data.name == 'source' || ev.data.name == 'newpage' ) && editor.mode == 'wysiwyg' )
				{
					var scayt_instance = plugin.getScayt( editor );
					if ( scayt_instance )
					{
						plugin.setPaused( editor, !scayt_instance.disabled );
						// store a control id for restore a specific scayt control settings
						plugin.setControlId( editor, scayt_instance.id );
						scayt_instance.destroy( true );
						delete plugin.instances[ editor.name ];
					}
				}
				// Catch on source mode switch off (#5720)
				else if ( ev.data.name == 'source'  && editor.mode == 'source' )
					plugin.markControlRestore( editor );
			});

		editor.on( 'afterCommandExec', function( ev )
			{
				if ( !plugin.isScaytEnabled( editor ) )
					return;

				if ( editor.mode == 'wysiwyg' && ( ev.data.name == 'undo' || ev.data.name == 'redo' ) )
					window.setTimeout( function() { plugin.getScayt( editor ).refresh(); }, 10 );
			});

		editor.on( 'destroy', function( ev )
			{
				var editor = ev.editor,
					scayt_instance = plugin.getScayt( editor );

				// SCAYT instance might already get destroyed by mode switch (#5744).
				if ( !scayt_instance )
					return;

				delete plugin.instances[ editor.name ];
				// store a control id for restore a specific scayt control settings
				plugin.setControlId( editor, scayt_instance.id );
				scayt_instance.destroy( true );
			});

		// Listen to data manipulation to reflect scayt markup.
		editor.on( 'afterSetData', function()
			{
				if ( plugin.isScaytEnabled( editor ) ) {
					window.setTimeout( function()
						{
							var instance = plugin.getScayt( editor );
							instance && instance.refresh();
						}, 10 );
				}
			});

		// Reload spell-checking for current word after insertion completed.
		editor.on( 'insertElement', function()
			{
				var scayt_instance = plugin.getScayt( editor );
				if ( plugin.isScaytEnabled( editor ) )
				{
					// Unlock the selection before reload, SCAYT will take
					// care selection update.
					if ( CKEDITOR.env.ie )
						editor.getSelection().unlock( true );

					// Return focus to the editor and refresh SCAYT markup (#5573).
					window.setTimeout( function()
					{
						scayt_instance.focus();
						scayt_instance.refresh();
					}, 10 );
				}
			}, this, null, 50 );

		editor.on( 'insertHtml', function()
			{
				var scayt_instance = plugin.getScayt( editor );
				if ( plugin.isScaytEnabled( editor ) )
				{
					// Unlock the selection before reload, SCAYT will take
					// care selection update.
					if ( CKEDITOR.env.ie )
						editor.getSelection().unlock( true );

					// Return focus to the editor (#5573)
					// Refresh SCAYT markup
					window.setTimeout( function()
					{
						scayt_instance.focus();
						scayt_instance.refresh();
					}, 10 );
				}
			}, this, null, 50 );

		editor.on( 'scaytDialog', function( ev )	// Communication with dialog.
			{
				ev.data.djConfig = window.djConfig;
				ev.data.scayt_control = plugin.getScayt( editor );
				ev.data.tab = openPage;
				ev.data.scayt = window.scayt;
			});

		var dataProcessor = editor.dataProcessor,
			htmlFilter = dataProcessor && dataProcessor.htmlFilter;

		if ( htmlFilter )
		{
			htmlFilter.addRules(
				{
					elements :
					{
						span : function( element )
						{
							if ( element.attributes[ 'data-scayt_word' ]
									&& element.attributes[ 'data-scaytid' ] )
							{
								delete element.name;	// Write children, but don't write this node.
								return element;
							}
						}
					}
				}
			);
		}

		// Override Image.equals method avoid CK snapshot module to add SCAYT markup to snapshots. (#5546)
		var undoImagePrototype = CKEDITOR.plugins.undo.Image.prototype;
		undoImagePrototype.equals = CKEDITOR.tools.override( undoImagePrototype.equals, function( org )
		{
			return function( otherImage )
			{
				var thisContents = this.contents,
					otherContents = otherImage.contents;
				var scayt_instance = plugin.getScayt( this.editor );
				// Making the comparison based on content without SCAYT word markers.
				if ( scayt_instance && plugin.isScaytReady( this.editor ) )
				{
					// scayt::reset might return value undefined. (#5742)
					this.contents = scayt_instance.reset( thisContents ) || '';
					otherImage.contents = scayt_instance.reset( otherContents ) || '';
				}

				var retval = org.apply( this, arguments );

				this.contents = thisContents;
				otherImage.contents = otherContents;
				return retval;
			};
		});

		if ( editor.document )
			createInstance();
	};

CKEDITOR.plugins.scayt =
	{
		engineLoaded : false,
		instances : {},
		// Data storage for SCAYT control, based on editor instances
		controlInfo : {},
		setControlInfo : function( editor, o )
		{
			if ( editor && editor.name && typeof ( this.controlInfo[ editor.name ] ) != 'object' )
				this.controlInfo[ editor.name ] = {};

			for ( var infoOpt in o )
				this.controlInfo[ editor.name ][ infoOpt ] = o[ infoOpt ];
		},
		isControlRestored : function( editor )
		{
			if ( editor &&
					editor.name &&
					this.controlInfo[ editor.name ] )
			{
				return this.controlInfo[ editor.name ].restored ;
			}
			return false;
		},
		markControlRestore : function( editor )
		{
			this.setControlInfo( editor, { restored:true } );
		},
		setControlId: function( editor, id )
		{
			this.setControlInfo( editor, { id:id } );
		},
		getControlId: function( editor )
		{
			if ( editor &&
					editor.name &&
					this.controlInfo[ editor.name ] &&
					this.controlInfo[ editor.name ].id )
			{
				return this.controlInfo[ editor.name ].id;
			}
			return null;
		},
		setPaused: function( editor , bool )
		{
			this.setControlInfo( editor, { paused:bool } );
		},
		isPaused: function( editor )
		{
			if ( editor &&
					editor.name &&
					this.controlInfo[editor.name] )
			{
				return this.controlInfo[editor.name].paused;
			}
			return undefined;
		},
		getScayt : function( editor )
		{
			return this.instances[ editor.name ];
		},
		isScaytReady : function( editor )
		{
			return this.engineLoaded === true &&
				'undefined' !== typeof window.scayt && this.getScayt( editor );
		},
		isScaytEnabled : function( editor )
		{
			var scayt_instance = this.getScayt( editor );
			return ( scayt_instance ) ? scayt_instance.disabled === false : false;
		},
		getUiTabs : function( editor )
		{
			var uiTabs = [];

			// read UI tabs value from config
			var configUiTabs = editor.config.scayt_uiTabs || "1,1,1";

			// convert string to array
			configUiTabs = configUiTabs.split( ',' );

			// "About us" should be always shown for standard config
			configUiTabs[3] = "1";

			for ( var i = 0; i < 4; i++ ) {
				uiTabs[i] = (typeof window.scayt != "undefined" && typeof window.scayt.uiTags != "undefined")
								? (parseInt(configUiTabs[i],10) && window.scayt.uiTags[i])
								: parseInt(configUiTabs[i],10);
			}
			return uiTabs;
		},
		loadEngine : function( editor )
		{
			// SCAYT doesn't work with Firefox2, Opera and AIR.
			if ( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 || CKEDITOR.env.opera || CKEDITOR.env.air )
				return editor.fire( 'showScaytState' );

			if ( this.engineLoaded === true )
				return onEngineLoad.apply( editor );	// Add new instance.
			else if ( this.engineLoaded == -1 )			// We are waiting.
				return CKEDITOR.on( 'scaytReady', function(){ onEngineLoad.apply( editor ); } );	// Use function(){} to avoid rejection as duplicate.

			CKEDITOR.on( 'scaytReady', onEngineLoad, editor );
			CKEDITOR.on( 'scaytReady', function()
				{
					this.engineLoaded = true;
				},
				this,
				null,
				0
			);	// First to run.

			this.engineLoaded = -1;	// Loading in progress.

			// compose scayt url
			var protocol = document.location.protocol;
			// Default to 'http' for unknown.
			protocol = protocol.search( /https?:/) != -1? protocol : 'http:';
			var baseUrl  = 'svc.webspellchecker.net/scayt26/loader__base.js';

			var scaytUrl  =  editor.config.scayt_srcUrl || ( protocol + '//' + baseUrl );
			var scaytConfigBaseUrl =  plugin.parseUrl( scaytUrl ).path +  '/';

			if( window.scayt == undefined )
			{
				CKEDITOR._djScaytConfig =
				{
					baseUrl: scaytConfigBaseUrl,
					addOnLoad:
					[
						function()
						{
							CKEDITOR.fireOnce( 'scaytReady' );
						}
					],
					isDebug: false
				};
				// Append javascript code.
				CKEDITOR.document.getHead().append(
					CKEDITOR.document.createElement( 'script',
						{
							attributes :
								{
									type : 'text/javascript',
									async : 'true',
									src : scaytUrl
								}
						})
				);
			}
			else
				CKEDITOR.fireOnce( 'scaytReady' );

			return null;
		},
		parseUrl : function ( data )
		{
			var match;
			if ( data.match && ( match = data.match(/(.*)[\/\\](.*?\.\w+)$/) ) )
				return { path: match[1], file: match[2] };
			else
				return data;
		}
	};

	var plugin = CKEDITOR.plugins.scayt;

	// Context menu constructing.
	var addButtonCommand = function( editor, buttonName, buttonLabel, commandName, command, menugroup, menuOrder )
	{
		editor.addCommand( commandName, command );

		// If the "menu" plugin is loaded, register the menu item.
		editor.addMenuItem( commandName,
			{
				label : buttonLabel,
				command : commandName,
				group : menugroup,
				order : menuOrder
			});
	};

	var commandDefinition =
	{
		preserveState : true,
		editorFocus : false,
		canUndo : false,

		exec: function( editor )
		{
			if ( plugin.isScaytReady( editor ) )
			{
				var isEnabled = plugin.isScaytEnabled( editor );

				this.setState( isEnabled ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_ON );

				var scayt_control = plugin.getScayt( editor );
				// the place where the status of editor focus should be restored
				// after there will be ability to store its state before SCAYT button click
				// if (storedFocusState is focused )
				//   scayt_control.focus();
				//
				// now focus is set certainly
				scayt_control.focus();
				scayt_control.setDisabled( isEnabled );
			}
			else if ( !editor.config.scayt_autoStartup && plugin.engineLoaded >= 0 )	// Load first time
			{
				this.setState( CKEDITOR.TRISTATE_DISABLED );
				plugin.loadEngine( editor );
			}
		}
	};

	// Add scayt plugin.
	CKEDITOR.plugins.add( 'scayt',
	{
		requires : [ 'menubutton' ],

		beforeInit : function( editor )
		{
			var items_order = editor.config.scayt_contextMenuItemsOrder
					|| 'suggest|moresuggest|control',
				items_order_str = "";

			items_order = items_order.split( '|' );

			if ( items_order && items_order.length )
			{
				for ( var pos = 0 ; pos < items_order.length ; pos++ )
					items_order_str += 'scayt_' + items_order[ pos ] + ( items_order.length != parseInt( pos, 10 ) + 1 ? ',' : '' );
			}

			// Put it on top of all context menu items (#5717)
			editor.config.menu_groups =  items_order_str + ',' + editor.config.menu_groups;
		},

		init : function( editor )
		{
			// Delete span[data-scaytid] when text pasting in editor (#6921)
			var dataFilter = editor.dataProcessor && editor.dataProcessor.dataFilter;
			var dataFilterRules =
			{
					elements :
					{
							span : function( element )
							{
									var attrs = element.attributes;
									if ( attrs && attrs[ 'data-scaytid' ] )
											delete element.name;
							}
					}
			};
			dataFilter && dataFilter.addRules( dataFilterRules );

			var moreSuggestions = {},
				mainSuggestions = {};

			// Scayt command.
			var command = editor.addCommand( commandName, commandDefinition );

			// Add Options dialog.
			CKEDITOR.dialog.add( commandName, CKEDITOR.getUrl( this.path + 'dialogs/options.js' ) );

			var uiTabs = plugin.getUiTabs( editor );

			var menuGroup = 'scaytButton';
			editor.addMenuGroup( menuGroup );
			// combine menu items to render
			var uiMenuItems = {};

			var lang = editor.lang.scayt;

			// always added
			uiMenuItems.scaytToggle =
				{
					label : lang.enable,
					command : commandName,
					group : menuGroup
				};

			if ( uiTabs[0] == 1 )
				uiMenuItems.scaytOptions =
				{
					label : lang.options,
					group : menuGroup,
					onClick : function()
					{
						openPage = 'options';
						editor.openDialog( commandName );
					}
				};

			if ( uiTabs[1] == 1 )
				uiMenuItems.scaytLangs =
				{
					label : lang.langs,
					group : menuGroup,
					onClick : function()
					{
						openPage = 'langs';
						editor.openDialog( commandName );
					}
				};
			if ( uiTabs[2] == 1 )
				uiMenuItems.scaytDict =
				{
					label : lang.dictionariesTab,
					group : menuGroup,
					onClick : function()
					{
						openPage = 'dictionaries';
						editor.openDialog( commandName );
					}
				};
			// always added
			uiMenuItems.scaytAbout =
				{
					label : editor.lang.scayt.about,
					group : menuGroup,
					onClick : function()
					{
						openPage = 'about';
						editor.openDialog( commandName );
					}
				};

			editor.addMenuItems( uiMenuItems );

				editor.ui.add( 'Scayt', CKEDITOR.UI_MENUBUTTON,
					{
						label : lang.title,
						title : CKEDITOR.env.opera ? lang.opera_title : lang.title,
						className : 'cke_button_scayt',
						modes : { wysiwyg : 1 },
						onRender: function()
						{
							command.on( 'state', function()
							{
								this.setState( command.state );
							},
							this);
						},
						onMenu : function()
						{
							var isEnabled = plugin.isScaytEnabled( editor );

							editor.getMenuItem( 'scaytToggle' ).label = lang[ isEnabled ? 'disable' : 'enable' ];

							var uiTabs = plugin.getUiTabs( editor );

							return {
								scaytToggle  : CKEDITOR.TRISTATE_OFF,
								scaytOptions : isEnabled && uiTabs[0] ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
								scaytLangs   : isEnabled && uiTabs[1] ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
								scaytDict    : isEnabled && uiTabs[2] ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED,
								scaytAbout   : isEnabled && uiTabs[3] ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED
							};
						}
					});

			// If the "contextmenu" plugin is loaded, register the listeners.
			if ( editor.contextMenu && editor.addMenuItems )
			{
				editor.contextMenu.addListener( function( element, selection )
					{
						if ( !plugin.isScaytEnabled( editor )
								|| selection.getRanges()[ 0 ].checkReadOnly() )
							return null;

						var scayt_control = plugin.getScayt( editor ),
							node = scayt_control.getScaytNode();

						if ( !node )
							return null;

							var word = scayt_control.getWord( node );

						if ( !word )
							return null;

						var sLang = scayt_control.getLang(),
							_r = {},
							items_suggestion = window.scayt.getSuggestion( word, sLang );
						if ( !items_suggestion || !items_suggestion.length )
							return null;
						// Remove unused commands and menuitems
						for ( var m in moreSuggestions )
						{
							delete editor._.menuItems[ m ];
							delete editor._.commands[ m ];
						}
						for ( m in mainSuggestions )
						{
							delete editor._.menuItems[ m ];
							delete editor._.commands[ m ];
						}
						moreSuggestions = {};		// Reset items.
						mainSuggestions = {};

						var moreSuggestionsUnable = editor.config.scayt_moreSuggestions || 'on';
						var moreSuggestionsUnableAdded = false;

						var maxSuggestions = editor.config.scayt_maxSuggestions;
						( typeof maxSuggestions != 'number' ) && ( maxSuggestions = 5 );
						!maxSuggestions && ( maxSuggestions = items_suggestion.length );

						var contextCommands = editor.config.scayt_contextCommands || 'all';
						contextCommands = contextCommands.split( '|' );

						for ( var i = 0, l = items_suggestion.length; i < l; i += 1 )
						{
							var commandName = 'scayt_suggestion_' + items_suggestion[i].replace( ' ', '_' );
							var exec = ( function( el, s )
								{
									return {
										exec: function()
										{
											scayt_control.replace( el, s );
										}
									};
								})( node, items_suggestion[i] );

							if ( i < maxSuggestions )
							{
								addButtonCommand( editor, 'button_' + commandName, items_suggestion[i],
									commandName, exec, 'scayt_suggest', i + 1 );
								_r[ commandName ] = CKEDITOR.TRISTATE_OFF;
								mainSuggestions[ commandName ] = CKEDITOR.TRISTATE_OFF;
							}
							else if ( moreSuggestionsUnable == 'on' )
							{
								addButtonCommand( editor, 'button_' + commandName, items_suggestion[i],
									commandName, exec, 'scayt_moresuggest', i + 1 );
								moreSuggestions[ commandName ] = CKEDITOR.TRISTATE_OFF;
								moreSuggestionsUnableAdded = true;
							}
						}

						if ( moreSuggestionsUnableAdded )
						{
							// Register the More suggestions group;
							editor.addMenuItem( 'scayt_moresuggest',
							{
								label : lang.moreSuggestions,
								group : 'scayt_moresuggest',
								order : 10,
								getItems : function()
								{
									return moreSuggestions;
								}
							});
							mainSuggestions[ 'scayt_moresuggest' ] = CKEDITOR.TRISTATE_OFF;
						}

						if ( in_array( 'all', contextCommands )  || in_array( 'ignore', contextCommands)  )
						{
							var ignore_command = {
								exec: function(){
									scayt_control.ignore( node );
								}
							};
							addButtonCommand( editor, 'ignore', lang.ignore, 'scayt_ignore', ignore_command, 'scayt_control', 1 );
							mainSuggestions[ 'scayt_ignore' ] = CKEDITOR.TRISTATE_OFF;
						}

						if ( in_array( 'all', contextCommands )  || in_array( 'ignoreall', contextCommands ) )
						{
							var ignore_all_command = {
								exec: function(){
									scayt_control.ignoreAll( node );
								}
							};
							addButtonCommand(editor, 'ignore_all', lang.ignoreAll, 'scayt_ignore_all', ignore_all_command, 'scayt_control', 2);
							mainSuggestions['scayt_ignore_all'] = CKEDITOR.TRISTATE_OFF;
						}

						if ( in_array( 'all', contextCommands )  || in_array( 'add', contextCommands ) )
						{
							var addword_command = {
								exec: function(){
									window.scayt.addWordToUserDictionary( node );
								}
							};
							addButtonCommand(editor, 'add_word', lang.addWord, 'scayt_add_word', addword_command, 'scayt_control', 3);
							mainSuggestions['scayt_add_word'] = CKEDITOR.TRISTATE_OFF;
						}

						if ( scayt_control.fireOnContextMenu )
							scayt_control.fireOnContextMenu( editor );

						return mainSuggestions;
					});
			}

			var showInitialState = function()
				{
					editor.removeListener( 'showScaytState', showInitialState );

					if ( !CKEDITOR.env.opera && !CKEDITOR.env.air )
						command.setState( plugin.isScaytEnabled( editor ) ? CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF );
					else
						command.setState( CKEDITOR.TRISTATE_DISABLED );
				};

			editor.on( 'showScaytState', showInitialState );

			if ( CKEDITOR.env.opera || CKEDITOR.env.air )
			{
				editor.on( 'instanceReady', function()
				{
					showInitialState();
				});
			}

			// Start plugin
			if ( editor.config.scayt_autoStartup )
			{
				editor.on( 'instanceReady', function()
				{
					plugin.loadEngine( editor );
				});
			}
		},

		afterInit : function( editor )
		{
			// Prevent word marker line from displaying in elements path and been removed when cleaning format. (#3570) (#4125)
			var elementsPathFilters,
					scaytFilter = function( element )
					{
						if ( element.hasAttribute( 'data-scaytid' ) )
							return false;
					};

			if ( editor._.elementsPath && ( elementsPathFilters = editor._.elementsPath.filters ) )
				elementsPathFilters.push( scaytFilter );

			editor.addRemoveFormatFilter && editor.addRemoveFormatFilter( scaytFilter );

		}
	});
})();

/**
 * If enabled (set to <code>true</code>), turns on SCAYT automatically
 * after loading the editor.
 * @name CKEDITOR.config.scayt_autoStartup
 * @type Boolean
 * @default <code>false</code>
 * @example
 * config.scayt_autoStartup = true;
 */

/**
 * Defines the number of SCAYT suggestions to show in the main context menu.
 * Possible values are:
 * <ul>
 *	<li><code>0</code> (zero) &ndash; All suggestions are displayed in the main context menu.</li>
 *	<li>Positive number &ndash; The maximum number of suggestions to show in the context
 *		menu. Other entries will be shown in the "More Suggestions" sub-menu.</li>
 *	<li>Negative number &ndash; No suggestions are shown in the main context menu. All
 *		entries will be listed in the the "Suggestions" sub-menu.</li>
 * </ul>
 * @name CKEDITOR.config.scayt_maxSuggestions
 * @type Number
 * @default <code>5</code>
 * @example
 * // Display only three suggestions in the main context menu.
 * config.scayt_maxSuggestions = 3;
 * @example
 * // Do not show the suggestions directly.
 * config.scayt_maxSuggestions = -1;
 */

/**
 * Sets the customer ID for SCAYT. Required for migration from free,
 * ad-supported version to paid, ad-free version.
 * @name CKEDITOR.config.scayt_customerid
 * @type String
 * @default <code>''</code>
 * @example
 * // Load SCAYT using my customer ID.
 * config.scayt_customerid  = 'your-encrypted-customer-id';
 */

/**
 * Enables/disables the "More Suggestions" sub-menu in the context menu.
 * Possible values are <code>on</code> and <code>off</code>.
 * @name CKEDITOR.config.scayt_moreSuggestions
 * @type String
 * @default <code>'on'</code>
 * @example
 * // Disables the "More Suggestions" sub-menu.
 * config.scayt_moreSuggestions = 'off';
 */

/**
 * Customizes the display of SCAYT context menu commands ("Add Word", "Ignore"
 * and "Ignore All"). This must be a string with one or more of the following
 * words separated by a pipe character ("|"):
 * <ul>
 *	<li><code>off</code> &ndash; disables all options.</li>
 *	<li><code>all</code> &ndash; enables all options.</li>
 *	<li><code>ignore</code> &ndash; enables the "Ignore" option.</li>
 *	<li><code>ignoreall</code> &ndash; enables the "Ignore All" option.</li>
 *	<li><code>add</code> &ndash; enables the "Add Word" option.</li>
 * </ul>
 * @name CKEDITOR.config.scayt_contextCommands
 * @type String
 * @default <code>'all'</code>
 * @example
 * // Show only "Add Word" and "Ignore All" in the context menu.
 * config.scayt_contextCommands = 'add|ignoreall';
 */

/**
 * Sets the default spell checking language for SCAYT. Possible values are:
 * <code>en_US</code>, <code>en_GB</code>, <code>pt_BR</code>, <code>da_DK</code>,
 * <code>nl_NL</code>, <code>en_CA</code>, <code>fi_FI</code>, <code>fr_FR</code>,
 * <code>fr_CA</code>, <code>de_DE</code>, <code>el_GR</code>, <code>it_IT</code>,
 * <code>nb_NO</code>, <code>pt_PT</code>, <code>es_ES</code>, <code>sv_SE</code>.
 * @name CKEDITOR.config.scayt_sLang
 * @type String
 * @default <code>'en_US'</code>
 * @example
 * // Sets SCAYT to German.
 * config.scayt_sLang = 'de_DE';
 */

/**
 * Sets the visibility of particular tabs in the SCAYT dialog window and toolbar
 * button. This setting must contain a <code>1</code> (enabled) or <code>0</code>
 * (disabled) value for each of the following entries, in this precise order,
 * separated by a comma (","): "Options", "Languages", and "Dictionary".
 * @name CKEDITOR.config.scayt_uiTabs
 * @type String
 * @default <code>'1,1,1'</code>
 * @example
 * // Hides the "Languages" tab.
 * config.scayt_uiTabs = '1,0,1';
 */


/**
 * Sets the URL to SCAYT core. Required to switch to the licensed version of SCAYT application.
 * Further details available at
 * <a href="http://wiki.webspellchecker.net/doku.php?id=migration:hosredfreetolicensedck">
 * http://wiki.webspellchecker.net/doku.php?id=migration:hosredfreetolicensedck</a>.
 * @name CKEDITOR.config.scayt_srcUrl
 * @type String
 * @default <code>''</code>
 * @example
 * config.scayt_srcUrl = "http://my-host/spellcheck/lf/scayt/scayt.js";
 */

/**
 * Links SCAYT to custom dictionaries. This is a string containing dictionary IDs
 * separared by commas (","). Available only for the licensed version.
 * Further details at
 * <a href="http://wiki.webspellchecker.net/doku.php?id=installationandconfiguration:customdictionaries:licensed">
 * http://wiki.webspellchecker.net/doku.php?id=installationandconfiguration:customdictionaries:licensed</a>.
 * @name CKEDITOR.config.scayt_customDictionaryIds
 * @type String
 * @default <code>''</code>
 * @example
 * config.scayt_customDictionaryIds = '3021,3456,3478"';
 */

/**
 * Makes it possible to activate a custom dictionary in SCAYT. The user
 * dictionary name must be used. Available only for the licensed version.
 * @name CKEDITOR.config.scayt_userDictionaryName
 * @type String
 * @default <code>''</code>
 * @example
 * config.scayt_userDictionaryName = 'MyDictionary';
 */

/**
 * Defines the order SCAYT context menu items by groups.
 * This must be a string with one or more of the following
 * words separated by a pipe character ("|"):
 * <ul>
 *     <li><code>suggest</code> &ndash; main suggestion word list,</li>
 *     <li><code>moresuggest</code> &ndash; more suggestions word list,</li>
 *     <li><code>control</code> &ndash; SCAYT commands, such as "Ignore" and "Add Word".</li>
 * </ul>
 *
 * @name CKEDITOR.config.scayt_contextMenuItemsOrder
 * @type String
 * @default <code>'suggest|moresuggest|control'</code>
 * @example
 * config.scayt_contextMenuItemsOrder = 'moresuggest|control|suggest';
 */