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authorLester Caine <lester@lsces.co.uk>2009-11-24 23:57:24 +0000
committerLester Caine <lester@lsces.co.uk>2009-11-24 23:57:24 +0000
commit8630f2bc4d63b3320f5469d9532a1cba1dddb7a3 (patch)
treef3c3122e110458a94aae544164b82fd67f1ae5e0 /_source/plugins/wysiwygarea/plugin.js
parente24cb83aa7f7685a4811e5c8d39541bae7b15cb2 (diff)
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ckeditor 3.0.1 'raw' - needs reordering a little, but samples currently functional
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diff --git a/_source/plugins/wysiwygarea/plugin.js b/_source/plugins/wysiwygarea/plugin.js
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+/*
+Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
+For licensing, see LICENSE.html or http://ckeditor.com/license
+*/
+
+/**
+ * @fileOverview The "wysiwygarea" plugin. It registers the "wysiwyg" editing
+ * mode, which handles the main editing area space.
+ */
+
+(function()
+{
+ /**
+ * List of elements in which has no way to move editing focus outside.
+ */
+ var nonExitableElementNames = { table:1,pre:1 };
+ // Matching an empty paragraph at the end of document.
+ var emptyParagraphRegexp = /\s*<(p|div|address|h\d|center)[^>]*>\s*(?:<br[^>]*>|&nbsp;|&#160;)\s*(:?<\/\1>)?\s*$/gi;
+
+ function onInsertHtml( evt )
+ {
+ if ( this.mode == 'wysiwyg' )
+ {
+ this.focus();
+
+ var selection = this.getSelection(),
+ data = evt.data;
+
+ if ( this.dataProcessor )
+ data = this.dataProcessor.toHtml( data );
+
+ if ( CKEDITOR.env.ie )
+ {
+ var selIsLocked = selection.isLocked;
+
+ if ( selIsLocked )
+ selection.unlock();
+
+ var $sel = selection.getNative();
+ if ( $sel.type == 'Control' )
+ $sel.clear();
+ $sel.createRange().pasteHTML( data );
+
+ if ( selIsLocked )
+ this.getSelection().lock();
+ }
+ else
+ this.document.$.execCommand( 'inserthtml', false, data );
+ }
+ }
+
+ function onInsertElement( evt )
+ {
+ if ( this.mode == 'wysiwyg' )
+ {
+ this.focus();
+ this.fire( 'saveSnapshot' );
+
+ var element = evt.data,
+ elementName = element.getName(),
+ isBlock = CKEDITOR.dtd.$block[ elementName ];
+
+ var selection = this.getSelection(),
+ ranges = selection.getRanges();
+
+ var selIsLocked = selection.isLocked;
+
+ if ( selIsLocked )
+ selection.unlock();
+
+ var range, clone, lastElement, bookmark;
+
+ for ( var i = ranges.length - 1 ; i >= 0 ; i-- )
+ {
+ range = ranges[ i ];
+
+ // Remove the original contents.
+ range.deleteContents();
+
+ clone = !i && element || element.clone( true );
+
+ // If we're inserting a block at dtd-violated position, split
+ // the parent blocks until we reach blockLimit.
+ var current, dtd;
+ if ( isBlock )
+ {
+ while( ( current = range.getCommonAncestor( false, true ) )
+ && ( dtd = CKEDITOR.dtd[ current.getName() ] )
+ && !( dtd && dtd [ elementName ] ) )
+ {
+ // If we're in an empty block which indicate a new paragraph,
+ // simply replace it with the inserting block.(#3664)
+ if ( range.checkStartOfBlock()
+ && range.checkEndOfBlock() )
+ {
+ range.setStartBefore( current );
+ range.collapse( true );
+ current.remove();
+ }
+ else
+ range.splitBlock();
+ }
+ }
+
+ // Insert the new node.
+ range.insertNode( clone );
+
+ // Save the last element reference so we can make the
+ // selection later.
+ if ( !lastElement )
+ lastElement = clone;
+ }
+
+ range.moveToPosition( lastElement, CKEDITOR.POSITION_AFTER_END );
+
+ var next = lastElement.getNextSourceNode( true );
+ if ( next && next.type == CKEDITOR.NODE_ELEMENT )
+ range.moveToElementEditStart( next );
+
+ selection.selectRanges( [ range ] );
+
+ if ( selIsLocked )
+ this.getSelection().lock();
+
+ // Save snaps after the whole execution completed.
+ // This's a workaround for make DOM modification's happened after
+ // 'insertElement' to be included either, e.g. Form-based dialogs' 'commitContents'
+ // call.
+ CKEDITOR.tools.setTimeout( function(){
+ this.fire( 'saveSnapshot' );
+ }, 0, this );
+ }
+ }
+
+ // DOM modification here should not bother dirty flag.(#4385)
+ function restoreDirty( editor )
+ {
+ if( !editor.checkDirty() )
+ setTimeout( function(){ editor.resetDirty(); } );
+ }
+
+ /**
+ * Auto-fixing block-less content by wrapping paragraph (#3190), prevent
+ * non-exitable-block by padding extra br.(#3189)
+ */
+ function onSelectionChangeFixBody( evt )
+ {
+ var editor = evt.editor,
+ path = evt.data.path,
+ blockLimit = path.blockLimit,
+ selection = evt.data.selection,
+ range = selection.getRanges()[0],
+ body = editor.document.getBody(),
+ enterMode = editor.config.enterMode;
+
+ // When enterMode set to block, we'll establing new paragraph only if we're
+ // selecting inline contents right under body. (#3657)
+ if ( enterMode != CKEDITOR.ENTER_BR
+ && range.collapsed
+ && blockLimit.getName() == 'body'
+ && !path.block )
+ {
+ restoreDirty( editor );
+ var bms = selection.createBookmarks(),
+ fixedBlock = range.fixBlock( true,
+ editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' );
+
+ // For IE, we'll be removing any bogus br ( introduce by fixing body )
+ // right now to prevent it introducing visual line break.
+ if ( CKEDITOR.env.ie )
+ {
+ var brNodeList = fixedBlock.getElementsByTag( 'br' ), brNode;
+ for ( var i = 0 ; i < brNodeList.count() ; i++ )
+ {
+ if( ( brNode = brNodeList.getItem( i ) ) && brNode.hasAttribute( '_cke_bogus' ) )
+ brNode.remove();
+ }
+ }
+
+ selection.selectBookmarks( bms );
+
+ // If the fixed block is blank and is already followed by a exitable
+ // block, we should drop it and move to the exist block(#3684).
+ var children = fixedBlock.getChildren(),
+ count = children.count(),
+ firstChild,
+ whitespaceGuard = CKEDITOR.dom.walker.whitespaces( true ),
+ previousElement = fixedBlock.getPrevious( whitespaceGuard ),
+ nextElement = fixedBlock.getNext( whitespaceGuard ),
+ enterBlock;
+ if ( previousElement && previousElement.getName
+ && !( previousElement.getName() in nonExitableElementNames ) )
+ enterBlock = previousElement;
+ else if ( nextElement && nextElement.getName
+ && !( nextElement.getName() in nonExitableElementNames ) )
+ enterBlock = nextElement;
+
+ // Not all blocks are editable, e.g. <hr />, further checking it.(#3994)
+ if( ( !count
+ || ( firstChild = children.getItem( 0 ) ) && firstChild.is && firstChild.is( 'br' ) )
+ && enterBlock
+ && range.moveToElementEditStart( enterBlock ) )
+ {
+ fixedBlock.remove();
+ range.select();
+ }
+ }
+
+ // Inserting the padding-br before body if it's preceded by an
+ // unexitable block.
+ var lastNode = body.getLast( CKEDITOR.dom.walker.whitespaces( true ) );
+ if ( lastNode && lastNode.getName && ( lastNode.getName() in nonExitableElementNames ) )
+ {
+ restoreDirty( editor );
+ var paddingBlock = editor.document.createElement(
+ ( CKEDITOR.env.ie && enterMode != CKEDITOR.ENTER_BR ) ?
+ '<br _cke_bogus="true" />' : 'br' );
+ body.append( paddingBlock );
+ }
+ }
+
+ CKEDITOR.plugins.add( 'wysiwygarea',
+ {
+ requires : [ 'editingblock' ],
+
+ init : function( editor )
+ {
+ var fixForBody = ( editor.config.enterMode != CKEDITOR.ENTER_BR )
+ ? editor.config.enterMode == CKEDITOR.ENTER_DIV ? 'div' : 'p' : false;
+
+ editor.on( 'editingBlockReady', function()
+ {
+ var mainElement,
+ fieldset,
+ iframe,
+ isLoadingData,
+ isPendingFocus,
+ frameLoaded,
+ fireMode;
+
+ // Support for custom document.domain in IE.
+ var isCustomDomain = CKEDITOR.env.isCustomDomain();
+
+ // Creates the iframe that holds the editable document.
+ var createIFrame = function()
+ {
+ if ( iframe )
+ iframe.remove();
+ if ( fieldset )
+ fieldset.remove();
+
+ frameLoaded = 0;
+ // The document domain must be set within the src
+ // attribute;
+ // Defer the script execution until iframe
+ // has been added to main window, this is needed for some
+ // browsers which will begin to load the frame content
+ // prior to it's presentation in DOM.(#3894)
+ var src = 'void( '
+ + ( CKEDITOR.env.gecko ? 'setTimeout' : '' ) + '( function(){' +
+ 'document.open();' +
+ ( CKEDITOR.env.ie && isCustomDomain ? 'document.domain="' + document.domain + '";' : '' ) +
+ 'document.write( window.parent[ "_cke_htmlToLoad_' + editor.name + '" ] );' +
+ 'document.close();' +
+ 'window.parent[ "_cke_htmlToLoad_' + editor.name + '" ] = null;' +
+ '}'
+ + ( CKEDITOR.env.gecko ? ', 0 )' : ')()' )
+ + ' )';
+
+ // Loading via src attribute does not work in Opera.
+ if ( CKEDITOR.env.opera )
+ src = 'void(0);';
+
+ iframe = CKEDITOR.dom.element.createFromHtml( '<iframe' +
+ ' style="width:100%;height:100%"' +
+ ' frameBorder="0"' +
+ ' tabIndex="-1"' +
+ ' allowTransparency="true"' +
+ ' src="javascript:' + encodeURIComponent( src ) + '"' +
+ '></iframe>' );
+
+ var accTitle = editor.lang.editorTitle.replace( '%1', editor.name );
+
+ if ( CKEDITOR.env.gecko )
+ {
+ // Double checking the iframe will be loaded properly(#4058).
+ iframe.on( 'load', function( ev )
+ {
+ ev.removeListener();
+ contentDomReady( iframe.$.contentWindow );
+ } );
+
+ // Accessibility attributes for Firefox.
+ mainElement.setAttributes(
+ {
+ role : 'region',
+ title : accTitle
+ } );
+ iframe.setAttributes(
+ {
+ role : 'region',
+ title : ' '
+ } );
+ }
+ else if ( CKEDITOR.env.webkit )
+ {
+ iframe.setAttribute( 'title', accTitle ); // Safari 4
+ iframe.setAttribute( 'name', accTitle ); // Safari 3
+ }
+ else if ( CKEDITOR.env.ie )
+ {
+ // Accessibility label for IE.
+ fieldset = CKEDITOR.dom.element.createFromHtml(
+ '<fieldset style="height:100%' +
+ ( CKEDITOR.env.ie && CKEDITOR.env.quirks ? ';position:relative' : '' ) +
+ '">' +
+ '<legend style="display:block;width:0;height:0;overflow:hidden;' +
+ ( CKEDITOR.env.ie && CKEDITOR.env.quirks ? 'position:absolute' : '' ) +
+ '">' +
+ CKEDITOR.tools.htmlEncode( accTitle ) +
+ '</legend>' +
+ '</fieldset>'
+ , CKEDITOR.document );
+ iframe.appendTo( fieldset );
+ fieldset.appendTo( mainElement );
+ }
+
+ if ( !CKEDITOR.env.ie )
+ mainElement.append( iframe );
+ };
+
+ // The script that is appended to the data being loaded. It
+ // enables editing, and makes some
+ var activationScript =
+ '<script id="cke_actscrpt" type="text/javascript">' +
+ 'window.onload = function()' +
+ '{' +
+ // Call the temporary function for the editing
+ // boostrap.
+ 'window.parent.CKEDITOR._["contentDomReady' + editor.name + '"]( window );' +
+ '}' +
+ '</script>';
+
+ // Editing area bootstrap code.
+ var contentDomReady = function( domWindow )
+ {
+ if ( frameLoaded )
+ return;
+
+ frameLoaded = 1;
+
+ var domDocument = domWindow.document,
+ body = domDocument.body;
+
+ // Remove this script from the DOM.
+ var script = domDocument.getElementById( "cke_actscrpt" );
+ script.parentNode.removeChild( script );
+
+ delete CKEDITOR._[ 'contentDomReady' + editor.name ];
+
+ body.spellcheck = !editor.config.disableNativeSpellChecker;
+
+ if ( CKEDITOR.env.ie )
+ {
+ // Don't display the focus border.
+ body.hideFocus = true;
+
+ // Disable and re-enable the body to avoid IE from
+ // taking the editing focus at startup. (#141 / #523)
+ body.disabled = true;
+ body.contentEditable = true;
+ body.removeAttribute( 'disabled' );
+ }
+ else
+ domDocument.designMode = 'on';
+
+ // IE, Opera and Safari may not support it and throw
+ // errors.
+ try { domDocument.execCommand( 'enableObjectResizing', false, !editor.config.disableObjectResizing ) ; } catch(e) {}
+ try { domDocument.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles ) ; } catch(e) {}
+
+ domWindow = editor.window = new CKEDITOR.dom.window( domWindow );
+ domDocument = editor.document = new CKEDITOR.dom.document( domDocument );
+
+ // Gecko/Webkit need some help when selecting control type elements. (#3448)
+ if ( !( CKEDITOR.env.ie || CKEDITOR.env.opera) )
+ {
+ domDocument.on( 'mousedown', function( ev )
+ {
+ var control = ev.data.getTarget();
+ if ( control.is( 'img', 'hr', 'input', 'textarea', 'select' ) )
+ editor.getSelection().selectElement( control );
+ } );
+ }
+
+ // Webkit: avoid from editing form control elements content.
+ if ( CKEDITOR.env.webkit )
+ {
+ // Prevent from tick checkbox/radiobox/select
+ domDocument.on( 'click', function( ev )
+ {
+ if ( ev.data.getTarget().is( 'input', 'select' ) )
+ ev.data.preventDefault();
+ } );
+
+ // Prevent from editig textfield/textarea value.
+ domDocument.on( 'mouseup', function( ev )
+ {
+ if ( ev.data.getTarget().is( 'input', 'textarea' ) )
+ ev.data.preventDefault();
+ } );
+ }
+
+ var focusTarget = ( CKEDITOR.env.ie || CKEDITOR.env.webkit ) ?
+ domWindow : domDocument;
+
+ focusTarget.on( 'blur', function()
+ {
+ editor.focusManager.blur();
+ });
+
+ focusTarget.on( 'focus', function()
+ {
+ // Gecko need a key event to 'wake up' the editing
+ // ability when document is empty.(#3864)
+ if ( CKEDITOR.env.gecko )
+ {
+ var first = body;
+ while( first.firstChild )
+ first = first.firstChild;
+
+ if( !first.nextSibling
+ && ( 'BR' == first.tagName )
+ && first.hasAttribute( '_moz_editor_bogus_node' ) )
+ {
+ var keyEventSimulate = domDocument.$.createEvent( "KeyEvents" );
+ keyEventSimulate.initKeyEvent( 'keypress', true, true, domWindow.$, false,
+ false, false, false, 0, 32 );
+ domDocument.$.dispatchEvent( keyEventSimulate );
+ var bogusText = domDocument.getBody().getFirst() ;
+ // Compensate the line maintaining <br> if enterMode is not block.
+ if ( editor.config.enterMode == CKEDITOR.ENTER_BR )
+ domDocument.createElement( 'br', { attributes: { '_moz_dirty' : "" } } )
+ .replace( bogusText );
+ else
+ bogusText.remove();
+ }
+ }
+
+ editor.focusManager.focus();
+ });
+
+ var keystrokeHandler = editor.keystrokeHandler;
+ if ( keystrokeHandler )
+ keystrokeHandler.attach( domDocument );
+
+ // Cancel default action for backspace in IE on control types. (#4047)
+ if ( CKEDITOR.env.ie )
+ {
+ editor.on( 'key', function( event )
+ {
+ // Backspace.
+ var control = event.data.keyCode == 8
+ && editor.getSelection().getSelectedElement();
+ if ( control )
+ {
+ // Make undo snapshot.
+ editor.fire( 'saveSnapshot' );
+ // Remove manually.
+ control.remove();
+ editor.fire( 'saveSnapshot' );
+ event.cancel();
+ }
+ } );
+ }
+
+ // Adds the document body as a context menu target.
+ if ( editor.contextMenu )
+ editor.contextMenu.addTarget( domDocument );
+
+ setTimeout( function()
+ {
+ editor.fire( 'contentDom' );
+
+ if ( fireMode )
+ {
+ editor.mode = 'wysiwyg';
+ editor.fire( 'mode' );
+ fireMode = false;
+ }
+
+ isLoadingData = false;
+
+ if ( isPendingFocus )
+ {
+ editor.focus();
+ isPendingFocus = false;
+ }
+ setTimeout( function()
+ {
+ editor.fire( 'dataReady' );
+ }, 0 );
+
+ /*
+ * IE BUG: IE might have rendered the iframe with invisible contents.
+ * (#3623). Push some inconsequential CSS style changes to force IE to
+ * refresh it.
+ *
+ * Also, for some unknown reasons, short timeouts (e.g. 100ms) do not
+ * fix the problem. :(
+ */
+ if ( CKEDITOR.env.ie )
+ {
+ setTimeout( function()
+ {
+ if ( editor.document )
+ {
+ var $body = editor.document.$.body;
+ $body.runtimeStyle.marginBottom = '0px';
+ $body.runtimeStyle.marginBottom = '';
+ }
+ }, 1000 );
+ }
+ },
+ 0 );
+ };
+
+ editor.addMode( 'wysiwyg',
+ {
+ load : function( holderElement, data, isSnapshot )
+ {
+ mainElement = holderElement;
+
+ if ( CKEDITOR.env.ie && CKEDITOR.env.quirks )
+ holderElement.setStyle( 'position', 'relative' );
+
+ // The editor data "may be dirty" after this
+ // point.
+ editor.mayBeDirty = true;
+
+ fireMode = true;
+
+ if ( isSnapshot )
+ this.loadSnapshotData( data );
+ else
+ this.loadData( data );
+ },
+
+ loadData : function( data )
+ {
+ isLoadingData = true;
+
+ // Get the HTML version of the data.
+ if ( editor.dataProcessor )
+ {
+ data = editor.dataProcessor.toHtml( data, fixForBody );
+ }
+
+ data =
+ editor.config.docType +
+ '<html dir="' + editor.config.contentsLangDirection + '">' +
+ '<head>' +
+ '<link type="text/css" rel="stylesheet" href="' +
+ [].concat( editor.config.contentsCss ).join( '"><link type="text/css" rel="stylesheet" href="' ) +
+ '">' +
+ '<style type="text/css" _fcktemp="true">' +
+ editor._.styles.join( '\n' ) +
+ '</style>'+
+ '</head>' +
+ '<body>' +
+ data +
+ '</body>' +
+ '</html>' +
+ activationScript;
+
+ window[ '_cke_htmlToLoad_' + editor.name ] = data;
+ CKEDITOR._[ 'contentDomReady' + editor.name ] = contentDomReady;
+ createIFrame();
+
+ // Opera must use the old method for loading contents.
+ if ( CKEDITOR.env.opera )
+ {
+ var doc = iframe.$.contentWindow.document;
+ doc.open();
+ doc.write( data );
+ doc.close();
+ }
+ },
+
+ getData : function()
+ {
+ var data = iframe.getFrameDocument().getBody().getHtml();
+
+ if ( editor.dataProcessor )
+ data = editor.dataProcessor.toDataFormat( data, fixForBody );
+
+ // Strip the last blank paragraph within document.
+ if ( editor.config.ignoreEmptyParagraph )
+ data = data.replace( emptyParagraphRegexp, '' );
+
+ return data;
+ },
+
+ getSnapshotData : function()
+ {
+ return iframe.getFrameDocument().getBody().getHtml();
+ },
+
+ loadSnapshotData : function( data )
+ {
+ iframe.getFrameDocument().getBody().setHtml( data );
+ },
+
+ unload : function( holderElement )
+ {
+ editor.window = editor.document = iframe = mainElement = isPendingFocus = null;
+
+ editor.fire( 'contentDomUnload' );
+ },
+
+ focus : function()
+ {
+ if ( isLoadingData )
+ isPendingFocus = true;
+ else if ( editor.window )
+ {
+ editor.window.focus();
+ editor.selectionChange();
+ }
+ }
+ });
+
+ editor.on( 'insertHtml', onInsertHtml, null, null, 20 );
+ editor.on( 'insertElement', onInsertElement, null, null, 20 );
+ // Auto fixing on some document structure weakness to enhance usabilities. (#3190 and #3189)
+ editor.on( 'selectionChange', onSelectionChangeFixBody, null, null, 1 );
+ });
+ }
+ });
+})();
+
+/**
+ * Disables the ability of resize objects (image and tables) in the editing
+ * area.
+ * @type Boolean
+ * @default false
+ * @example
+ * config.disableObjectResizing = true;
+ */
+CKEDITOR.config.disableObjectResizing = false;
+
+/**
+ * Disables the "table tools" offered natively by the browser (currently
+ * Firefox only) to make quick table editing operations, like adding or
+ * deleting rows and columns.
+ * @type Boolean
+ * @default true
+ * @example
+ * config.disableNativeTableHandles = false;
+ */
+CKEDITOR.config.disableNativeTableHandles = true;
+
+/**
+ * Disables the built-in spell checker while typing natively available in the
+ * browser (currently Firefox and Safari only).<br /><br />
+ *
+ * Even if word suggestions will not appear in the CKEditor context menu, this
+ * feature is useful to help quickly identifying misspelled words.<br /><br />
+ *
+ * This setting is currently compatible with Firefox only due to limitations in
+ * other browsers.
+ * @type Boolean
+ * @default true
+ * @example
+ * config.disableNativeSpellChecker = false;
+ */
+CKEDITOR.config.disableNativeSpellChecker = true;
+
+/**
+ * Whether the editor must output an empty value ("") if it's contents is made
+ * by an empty paragraph only.
+ * @type Boolean
+ * @default true
+ * @example
+ * config.ignoreEmptyParagraph = false;
+ */
+CKEDITOR.config.ignoreEmptyParagraph = true;