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plugin.js
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plugin.js
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/**
* @license Copyright (c) 2003-2014, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or http://ckeditor.com/license
*/
/**
* @fileOverview The "wysiwygarea" plugin. It registers the "wysiwyg" editing
* mode, which handles the main editing area space.
*/
( function() {
CKEDITOR.plugins.add( 'wysiwygarea', {
init: function( editor ) {
if ( editor.config.fullPage ) {
editor.addFeature( {
allowedContent: 'html head title; style [media,type]; body (*)[id]; meta link [*]',
requiredContent: 'body'
} );
}
editor.addMode( 'wysiwyg', function( callback ) {
var src = 'document.open();' +
// In IE, the document domain must be set any time we call document.open().
( CKEDITOR.env.ie ? '(' + CKEDITOR.tools.fixDomain + ')();' : '' ) +
'document.close();';
// With IE, the custom domain has to be taken care at first,
// for other browers, the 'src' attribute should be left empty to
// trigger iframe's 'load' event.
src = CKEDITOR.env.air ? 'javascript:void(0)' : CKEDITOR.env.ie ? 'javascript:void(function(){' + encodeURIComponent( src ) + '}())'
:
'';
var iframe = CKEDITOR.dom.element.createFromHtml( '<iframe src="' + src + '" frameBorder="0"></iframe>' );
iframe.setStyles( { width: '100%', height: '100%' } );
iframe.addClass( 'cke_wysiwyg_frame cke_reset' );
var contentSpace = editor.ui.space( 'contents' );
contentSpace.append( iframe );
// Asynchronous iframe loading is only required in IE>8 and Gecko (other reasons probably).
// Do not use it on WebKit as it'll break the browser-back navigation.
var useOnloadEvent = CKEDITOR.env.ie || CKEDITOR.env.gecko;
if ( useOnloadEvent )
iframe.on( 'load', onLoad );
var frameLabel = editor.title,
frameDesc = editor.lang.common.editorHelp;
if ( frameLabel ) {
if ( CKEDITOR.env.ie )
frameLabel += ', ' + frameDesc;
iframe.setAttribute( 'title', frameLabel );
}
var labelId = CKEDITOR.tools.getNextId(),
desc = CKEDITOR.dom.element.createFromHtml( '<span id="' + labelId + '" class="cke_voice_label">' + frameDesc + '</span>' );
contentSpace.append( desc, 1 );
// Remove the ARIA description.
editor.on( 'beforeModeUnload', function( evt ) {
evt.removeListener();
desc.remove();
} );
iframe.setAttributes( {
'aria-describedby': labelId,
tabIndex: editor.tabIndex,
allowTransparency: 'true'
} );
// Execute onLoad manually for all non IE||Gecko browsers.
!useOnloadEvent && onLoad();
if ( CKEDITOR.env.webkit ) {
// Webkit: iframe size doesn't auto fit well. (#7360)
var onResize = function() {
// Hide the iframe to get real size of the holder. (#8941)
contentSpace.setStyle( 'width', '100%' );
iframe.hide();
iframe.setSize( 'width', contentSpace.getSize( 'width' ) );
contentSpace.removeStyle( 'width' );
iframe.show();
};
iframe.setCustomData( 'onResize', onResize );
CKEDITOR.document.getWindow().on( 'resize', onResize );
}
editor.fire( 'ariaWidget', iframe );
function onLoad( evt ) {
evt && evt.removeListener();
editor.editable( new framedWysiwyg( editor, iframe.$.contentWindow.document.body ) );
editor.setData( editor.getData( 1 ), callback );
}
} );
}
} );
function onDomReady( win ) {
var editor = this.editor,
doc = win.document,
body = doc.body;
// Remove helper scripts from the DOM.
var script = doc.getElementById( 'cke_actscrpt' );
script && script.parentNode.removeChild( script );
script = doc.getElementById( 'cke_shimscrpt' );
script && script.parentNode.removeChild( script );
if ( CKEDITOR.env.gecko ) {
// Force Gecko to change contentEditable from false to true on domReady
// (because it's previously set to true on iframe's body creation).
// Otherwise del/backspace and some other editable features will be broken in Fx <4
// See: #107 and https://bugzilla.mozilla.org/show_bug.cgi?id=440916
body.contentEditable = false;
// Remove any leading <br> which is between the <body> and the comment.
// This one fixes Firefox 3.6 bug: the browser inserts a leading <br>
// on document.write if the body has contenteditable="true".
if ( CKEDITOR.env.version < 20000 ) {
body.innerHTML = body.innerHTML.replace( /^.*<!-- cke-content-start -->/, '' );
// The above hack messes up the selection in FF36.
// To clean this up, manually select collapsed range that
// starts within the body.
setTimeout( function() {
var range = new CKEDITOR.dom.range( new CKEDITOR.dom.document( doc ) );
range.setStart( new CKEDITOR.dom.node( body ), 0 );
editor.getSelection().selectRanges( [ range ] );
}, 0 );
}
}
body.contentEditable = true;
if ( CKEDITOR.env.ie ) {
// Don't display the focus border.
body.hideFocus = true;
// Disable and re-enable the body to avoid IE from
// taking the editing focus at startup. (#141 / #523)
body.disabled = true;
body.removeAttribute( 'disabled' );
}
delete this._.isLoadingData;
// Play the magic to alter element reference to the reloaded one.
this.$ = body;
doc = new CKEDITOR.dom.document( doc );
this.setup();
if ( CKEDITOR.env.ie ) {
doc.getDocumentElement().addClass( doc.$.compatMode );
// Prevent IE from leaving new paragraph after deleting all contents in body. (#6966)
editor.config.enterMode != CKEDITOR.ENTER_P && this.attachListener( doc, 'selectionchange', function() {
var body = doc.getBody(),
sel = editor.getSelection(),
range = sel && sel.getRanges()[ 0 ];
if ( range && body.getHtml().match( /^<p>(?: |<br>)<\/p>$/i ) && range.startContainer.equals( body ) ) {
// Avoid the ambiguity from a real user cursor position.
setTimeout( function() {
range = editor.getSelection().getRanges()[ 0 ];
if ( !range.startContainer.equals( 'body' ) ) {
body.getFirst().remove( 1 );
range.moveToElementEditEnd( body );
range.select();
}
}, 0 );
}
} );
}
// Fix problem with cursor not appearing in Webkit and IE11+ when clicking below the body (#10945, #10906).
// Fix for older IEs (8-10 and QM) is placed inside selection.js.
if ( CKEDITOR.env.webkit || ( CKEDITOR.env.ie && CKEDITOR.env.version > 10 ) ) {
doc.getDocumentElement().on( 'mousedown', function( evt ) {
if ( evt.data.getTarget().is( 'html' ) ) {
// IE needs this timeout. Webkit does not, but it does not cause problems too.
setTimeout( function() {
editor.editable().focus();
} );
}
} );
}
// ## START : disableNativeTableHandles and disableObjectResizing settings.
// Enable dragging of position:absolute elements in IE.
try {
editor.document.$.execCommand( '2D-position', false, true );
} catch ( e ) {}
// IE, Opera and Safari may not support it and throw errors.
try {
editor.document.$.execCommand( 'enableInlineTableEditing', false, !editor.config.disableNativeTableHandles );
} catch ( e ) {}
if ( editor.config.disableObjectResizing ) {
try {
this.getDocument().$.execCommand( 'enableObjectResizing', false, false );
} catch ( e ) {
// For browsers in which the above method failed, we can cancel the resizing on the fly (#4208)
this.attachListener( this, CKEDITOR.env.ie ? 'resizestart' : 'resize', function( evt ) {
evt.data.preventDefault();
} );
}
}
if ( CKEDITOR.env.gecko || CKEDITOR.env.ie && editor.document.$.compatMode == 'CSS1Compat' ) {
this.attachListener( this, 'keydown', function( evt ) {
var keyCode = evt.data.getKeystroke();
// PageUp OR PageDown
if ( keyCode == 33 || keyCode == 34 ) {
// PageUp/PageDown scrolling is broken in document
// with standard doctype, manually fix it. (#4736)
if ( CKEDITOR.env.ie ) {
setTimeout( function() {
editor.getSelection().scrollIntoView();
}, 0 );
}
// Page up/down cause editor selection to leak
// outside of editable thus we try to intercept
// the behavior, while it affects only happen
// when editor contents are not overflowed. (#7955)
else if ( editor.window.$.innerHeight > this.$.offsetHeight ) {
var range = editor.createRange();
range[ keyCode == 33 ? 'moveToElementEditStart' : 'moveToElementEditEnd' ]( this );
range.select();
evt.data.preventDefault();
}
}
} );
}
if ( CKEDITOR.env.ie ) {
// [IE] Iframe will still keep the selection when blurred, if
// focus is moved onto a non-editing host, e.g. link or button, but
// it becomes a problem for the object type selection, since the resizer
// handler attached on it will mark other part of the UI, especially
// for the dialog. (#8157)
// [IE<8 & Opera] Even worse For old IEs, the cursor will not vanish even if
// the selection has been moved to another text input in some cases. (#4716)
//
// Now the range restore is disabled, so we simply force IE to clean
// up the selection before blur.
this.attachListener( doc, 'blur', function() {
// Error proof when the editor is not visible. (#6375)
try {
doc.$.selection.empty();
} catch ( er ) {}
} );
}
// ## END
var title = editor.document.getElementsByTag( 'title' ).getItem( 0 );
title.data( 'cke-title', editor.document.$.title );
// [IE] JAWS will not recognize the aria label we used on the iframe
// unless the frame window title string is used as the voice label,
// backup the original one and restore it on output.
if ( CKEDITOR.env.ie )
editor.document.$.title = this._.docTitle;
CKEDITOR.tools.setTimeout( function() {
editor.fire( 'contentDom' );
if ( this._.isPendingFocus ) {
editor.focus();
this._.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, this );
}
var framedWysiwyg = CKEDITOR.tools.createClass( {
$: function( editor ) {
this.base.apply( this, arguments );
this._.frameLoadedHandler = CKEDITOR.tools.addFunction( function( win ) {
// Avoid opening design mode in a frame window thread,
// which will cause host page scrolling.(#4397)
CKEDITOR.tools.setTimeout( onDomReady, 0, this, win );
}, this );
this._.docTitle = this.getWindow().getFrame().getAttribute( 'title' );
},
base: CKEDITOR.editable,
proto: {
setData: function( data, isSnapshot ) {
var editor = this.editor;
if ( isSnapshot ) {
this.setHtml( data );
// Fire dataReady for the consistency with inline editors
// and because it makes sense. (#10370)
editor.fire( 'dataReady' );
}
else {
this._.isLoadingData = true;
editor._.dataStore = { id: 1 };
var config = editor.config,
fullPage = config.fullPage,
docType = config.docType;
// Build the additional stuff to be included into <head>.
var headExtra = CKEDITOR.tools.buildStyleHtml( iframeCssFixes() )
.replace( /<style>/, '<style data-cke-temp="1">' );
if ( !fullPage )
headExtra += CKEDITOR.tools.buildStyleHtml( editor.config.contentsCss );
var baseTag = config.baseHref ? '<base href="' + config.baseHref + '" data-cke-temp="1" />' : '';
if ( fullPage ) {
// Search and sweep out the doctype declaration.
data = data.replace( /<!DOCTYPE[^>]*>/i, function( match ) {
editor.docType = docType = match;
return '';
} ).replace( /<\?xml\s[^\?]*\?>/i, function( match ) {
editor.xmlDeclaration = match;
return '';
} );
}
// Get the HTML version of the data.
data = editor.dataProcessor.toHtml( data );
if ( fullPage ) {
// Check if the <body> tag is available.
if ( !( /<body[\s|>]/ ).test( data ) )
data = '<body>' + data;
// Check if the <html> tag is available.
if ( !( /<html[\s|>]/ ).test( data ) )
data = '<html>' + data + '</html>';
// Check if the <head> tag is available.
if ( !( /<head[\s|>]/ ).test( data ) )
data = data.replace( /<html[^>]*>/, '$&<head><title></title></head>' );
else if ( !( /<title[\s|>]/ ).test( data ) )
data = data.replace( /<head[^>]*>/, '$&<title></title>' );
// The base must be the first tag in the HEAD, e.g. to get relative
// links on styles.
baseTag && ( data = data.replace( /<head>/, '$&' + baseTag ) );
// Inject the extra stuff into <head>.
// Attention: do not change it before testing it well. (V2)
// This is tricky... if the head ends with <meta ... content type>,
// Firefox will break. But, it works if we place our extra stuff as
// the last elements in the HEAD.
data = data.replace( /<\/head\s*>/, headExtra + '$&' );
// Add the DOCTYPE back to it.
data = docType + data;
} else {
data = config.docType +
'<html dir="' + config.contentsLangDirection + '"' +
' lang="' + ( config.contentsLanguage || editor.langCode ) + '">' +
'<head>' +
'<title>' + this._.docTitle + '</title>' +
baseTag +
headExtra +
'</head>' +
'<body' + ( config.bodyId ? ' id="' + config.bodyId + '"' : '' ) +
( config.bodyClass ? ' class="' + config.bodyClass + '"' : '' ) +
'>' +
data +
'</body>' +
'</html>';
}
if ( CKEDITOR.env.gecko ) {
// Hack to make Fx put cursor at the start of doc on fresh focus.
data = data.replace( /<body/, '<body contenteditable="true" ' );
// Another hack which is used by onDomReady to remove a leading
// <br> which is inserted by Firefox 3.6 when document.write is called.
// This additional <br> is present because of contenteditable="true"
if ( CKEDITOR.env.version < 20000 )
data = data.replace( /<body[^>]*>/, '$&<!-- cke-content-start -->' );
}
// The script that launches the bootstrap logic on 'domReady', so the document
// is fully editable even before the editing iframe is fully loaded (#4455).
var bootstrapCode =
'<script id="cke_actscrpt" type="text/javascript"' + ( CKEDITOR.env.ie ? ' defer="defer" ' : '' ) + '>' +
'var wasLoaded=0;' + // It must be always set to 0 as it remains as a window property.
'function onload(){' +
'if(!wasLoaded)' + // FF3.6 calls onload twice when editor.setData. Stop that.
'window.parent.CKEDITOR.tools.callFunction(' + this._.frameLoadedHandler + ',window);' +
'wasLoaded=1;' +
'}' +
( CKEDITOR.env.ie ? 'onload();' : 'document.addEventListener("DOMContentLoaded", onload, false );' ) +
'</script>';
// For IE<9 add support for HTML5's elements.
// Note: this code must not be deferred.
if ( CKEDITOR.env.ie && CKEDITOR.env.version < 9 ) {
bootstrapCode +=
'<script id="cke_shimscrpt">' +
'window.parent.CKEDITOR.tools.enableHtml5Elements(document)' +
'</script>';
}
data = data.replace( /(?=\s*<\/(:?head)>)/, bootstrapCode );
// Current DOM will be deconstructed by document.write, cleanup required.
this.clearCustomData();
this.clearListeners();
editor.fire( 'contentDomUnload' );
var doc = this.getDocument();
// Work around Firefox bug - error prune when called from XUL (#320),
// defer it thanks to the async nature of this method.
try { doc.write( data ); } catch ( e ) {
setTimeout( function() { doc.write( data ); }, 0 );
}
}
},
getData: function( isSnapshot ) {
if ( isSnapshot )
return this.getHtml();
else {
var editor = this.editor,
config = editor.config,
fullPage = config.fullPage,
docType = fullPage && editor.docType,
xmlDeclaration = fullPage && editor.xmlDeclaration,
doc = this.getDocument();
var data = fullPage ? doc.getDocumentElement().getOuterHtml() : doc.getBody().getHtml();
// BR at the end of document is bogus node for Mozilla. (#5293).
// Prevent BRs from disappearing from the end of the content
// while enterMode is ENTER_BR (#10146).
if ( CKEDITOR.env.gecko && config.enterMode != CKEDITOR.ENTER_BR )
data = data.replace( /<br>(?=\s*(:?$|<\/body>))/, '' );
data = editor.dataProcessor.toDataFormat( data );
if ( xmlDeclaration )
data = xmlDeclaration + '\n' + data;
if ( docType )
data = docType + '\n' + data;
return data;
}
},
focus: function() {
if ( this._.isLoadingData )
this._.isPendingFocus = true;
else
framedWysiwyg.baseProto.focus.call( this );
},
detach: function() {
var editor = this.editor,
doc = editor.document,
iframe = editor.window.getFrame();
framedWysiwyg.baseProto.detach.call( this );
// Memory leak proof.
this.clearCustomData();
doc.getDocumentElement().clearCustomData();
iframe.clearCustomData();
CKEDITOR.tools.removeFunction( this._.frameLoadedHandler );
var onResize = iframe.removeCustomData( 'onResize' );
onResize && onResize.removeListener();
// IE BUG: When destroying editor DOM with the selection remains inside
// editing area would break IE7/8's selection system, we have to put the editing
// iframe offline first. (#3812 and #5441)
iframe.remove();
}
}
} );
// DOM modification here should not bother dirty flag.(#4385)
function restoreDirty( editor ) {
if ( !editor.checkDirty() )
setTimeout( function() {
editor.resetDirty();
}, 0 );
}
function iframeCssFixes() {
var css = [];
// IE>=8 stricts mode doesn't have 'contentEditable' in effect
// on element unless it has layout. (#5562)
if ( CKEDITOR.document.$.documentMode >= 8 ) {
css.push( 'html.CSS1Compat [contenteditable=false]{min-height:0 !important}' );
var selectors = [];
for ( var tag in CKEDITOR.dtd.$removeEmpty )
selectors.push( 'html.CSS1Compat ' + tag + '[contenteditable=false]' );
css.push( selectors.join( ',' ) + '{display:inline-block}' );
}
// Set the HTML style to 100% to have the text cursor in affect (#6341)
else if ( CKEDITOR.env.gecko ) {
css.push( 'html{height:100% !important}' );
css.push( 'img:-moz-broken{-moz-force-broken-image-icon:1;min-width:24px;min-height:24px}' );
}
// #6341: The text cursor must be set on the editor area.
// #6632: Avoid having "text" shape of cursor in IE7 scrollbars.
css.push( 'html{cursor:text;*cursor:auto}' );
// Use correct cursor for these elements
css.push( 'img,input,textarea{cursor:default}' );
return css.join( '\n' );
}
} )();
/**
* Disables the ability of resize objects (image and tables) in the editing area.
*
* config.disableObjectResizing = true;
*
* @cfg
* @member CKEDITOR.config
*/
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.
*
* config.disableNativeTableHandles = false;
*
* @cfg
* @member CKEDITOR.config
*/
CKEDITOR.config.disableNativeTableHandles = true;
/**
* Disables the built-in words spell checker if browser provides one.
*
* **Note:** Although word suggestions provided by browsers (natively) will
* not appear in CKEditor's default context menu,
* users can always reach the native context menu by holding the
* *Ctrl* key when right-clicking if {@link #browserContextMenuOnCtrl}
* is enabled or you're simply not using the context menu plugin.
*
* config.disableNativeSpellChecker = false;
*
* @cfg
* @member CKEDITOR.config
*/
CKEDITOR.config.disableNativeSpellChecker = true;
/**
* The CSS file(s) to be used to apply style to the contents. It should
* reflect the CSS used in the final pages where the contents are to be
* used.
*
* config.contentsCss = '/css/mysitestyles.css';
* config.contentsCss = ['/css/mysitestyles.css', '/css/anotherfile.css'];
*
* @cfg {String/Array} [contentsCss=CKEDITOR.getUrl( 'contents.css' )]
* @member CKEDITOR.config
*/
CKEDITOR.config.contentsCss = CKEDITOR.getUrl( 'contents.css' );
/**
* Language code of the writting language which is used to author the editor
* contents.
*
* config.contentsLanguage = 'fr';
*
* @cfg {String} [contentsLanguage=same value with editor's UI language]
* @member CKEDITOR.config
*/
/**
* The base href URL used to resolve relative and absolute URLs in the
* editor content.
*
* config.baseHref = 'http://www.example.com/path/';
*
* @cfg {String} [baseHref='']
* @member CKEDITOR.config
*/
/**
* Whether automatically create wrapping blocks around inline contents inside document body,
* this helps to ensure the integrality of the block enter mode.
*
* **Note:** Changing the default value might introduce unpredictable usability issues.
*
* config.autoParagraph = false;
*
* @since 3.6
* @cfg {Boolean} [autoParagraph=true]
* @member CKEDITOR.config
*/
/**
* Fired when some elements are added to the document.
*
* @event ariaWidget
* @member CKEDITOR.editor
* @param {CKEDITOR.editor} editor This editor instance.
* @param {CKEDITOR.dom.element} data The element being added.
*/