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plugin.js
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plugin.js
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/**
* @license Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
/**
* @fileOverview The [Language](https://ckeditor.com/cke4/addon/language) plugin.
*/
'use strict';
( function() {
var allowedContent = 'span[!lang,!dir]',
requiredContent = 'span[lang,dir]';
CKEDITOR.plugins.add( 'language', {
requires: 'menubutton',
lang: 'ar,az,bg,ca,cs,cy,da,de,de-ch,el,en,en-au,en-gb,eo,es,es-mx,et,eu,fa,fi,fo,fr,gl,he,hr,hu,id,it,ja,km,ko,ku,lv,nb,nl,no,oc,pl,pt,pt-br,ro,ru,sk,sl,sq,sr,sr-latn,sv,tr,tt,ug,uk,vi,zh,zh-cn', // %REMOVE_LINE_CORE%
icons: 'language', // %REMOVE_LINE_CORE%
hidpi: true, // %REMOVE_LINE_CORE%
init: function( editor ) {
var languagesConfigStrings = ( editor.config.language_list || [ 'ar:Arabic:rtl', 'fr:French', 'es:Spanish' ] ),
plugin = this,
lang = editor.lang.language,
items = {},
parts,
curLanguageId, // 2-letter language identifier.
languageButtonId, // Will store button namespaced identifier, like "language_en".
i;
// Registers command.
editor.addCommand( 'language', {
allowedContent: allowedContent,
requiredContent: requiredContent,
contextSensitive: true,
exec: function( editor, languageId ) {
var item = items[ 'language_' + languageId ];
if ( item )
editor[ item.style.checkActive( editor.elementPath(), editor ) ? 'removeStyle' : 'applyStyle' ]( item.style );
},
refresh: function( editor ) {
this.setState( plugin.getCurrentLangElement( editor ) ?
CKEDITOR.TRISTATE_ON : CKEDITOR.TRISTATE_OFF );
}
} );
// Parse languagesConfigStrings, and create items entry for each lang.
for ( i = 0; i < languagesConfigStrings.length; i++ ) {
parts = languagesConfigStrings[ i ].split( ':' );
curLanguageId = parts[ 0 ];
languageButtonId = 'language_' + curLanguageId;
items[ languageButtonId ] = {
label: parts[ 1 ],
langId: curLanguageId,
group: 'language',
order: i,
// Tells if this language is left-to-right oriented (default: true).
ltr: ( '' + parts[ 2 ] ).toLowerCase() != 'rtl',
onClick: function() {
editor.execCommand( 'language', this.langId );
},
role: 'menuitemcheckbox'
};
// Init style property.
items[ languageButtonId ].style = new CKEDITOR.style( {
element: 'span',
attributes: {
lang: curLanguageId,
dir: items[ languageButtonId ].ltr ? 'ltr' : 'rtl'
}
} );
}
// Remove language indicator button.
items.language_remove = {
label: lang.remove,
group: 'language_remove',
state: CKEDITOR.TRISTATE_DISABLED,
order: items.length,
onClick: function() {
var currentLanguagedElement = plugin.getCurrentLangElement( editor );
if ( currentLanguagedElement )
editor.execCommand( 'language', currentLanguagedElement.getAttribute( 'lang' ) );
}
};
// Initialize groups for menu.
editor.addMenuGroup( 'language', 1 );
editor.addMenuGroup( 'language_remove' ); // Group order is skipped intentionally, it will be placed at the end.
editor.addMenuItems( items );
editor.ui.add( 'Language', CKEDITOR.UI_MENUBUTTON, {
label: lang.button,
// MenuButtons do not (yet) has toFeature method, so we cannot do this:
// toFeature: function( editor ) { return editor.getCommand( 'language' ); }
// Set feature's properties directly on button.
allowedContent: allowedContent,
requiredContent: requiredContent,
toolbar: 'bidi,30',
command: 'language',
onMenu: function() {
var activeItems = {},
currentLanguagedElement = plugin.getCurrentLangElement( editor );
for ( var prop in items )
activeItems[ prop ] = CKEDITOR.TRISTATE_OFF;
activeItems.language_remove = currentLanguagedElement ? CKEDITOR.TRISTATE_OFF : CKEDITOR.TRISTATE_DISABLED;
if ( currentLanguagedElement )
activeItems[ 'language_' + currentLanguagedElement.getAttribute( 'lang' ) ] = CKEDITOR.TRISTATE_ON;
return activeItems;
}
} );
// Prevent of removing `span` element with `lang` and `dir` attribute (#779).
if ( editor.addRemoveFormatFilter ) {
editor.addRemoveFormatFilter( function( element ) {
return !( element.is( 'span' ) && element.getAttribute( 'dir' ) && element.getAttribute( 'lang' ) );
} );
}
},
// Gets the first language element for the current editor selection.
// @param {CKEDITOR.editor} editor
// @returns {CKEDITOR.dom.element} The language element, if any.
getCurrentLangElement: function( editor ) {
var elementPath = editor.elementPath(),
activePath = elementPath && elementPath.elements,
pathMember, ret;
// IE8: upon initialization if there is no path elementPath() returns null.
if ( elementPath ) {
for ( var i = 0; i < activePath.length; i++ ) {
pathMember = activePath[ i ];
if ( !ret && pathMember.getName() == 'span' && pathMember.hasAttribute( 'dir' ) && pathMember.hasAttribute( 'lang' ) )
ret = pathMember;
}
}
return ret;
}
} );
} )();
/**
* Specifies the list of languages available in the
* [Language](https://ckeditor.com/cke4/addon/language) plugin. Each entry
* should be a string in the following format:
*
* <languageCode>:<languageLabel>[:<textDirection>]
*
* * _languageCode_: The language code used for the `lang` attribute in ISO 639 format.
* Language codes can be found [here](http://www.loc.gov/standards/iso639-2/php/English_list.php).
* You can use both 2-letter ISO-639-1 codes and 3-letter ISO-639-2 codes, though
* for consistency it is recommended to stick to ISO-639-1 2-letter codes.
* * _languageLabel_: The label to show for this language in the list.
* * _textDirection_: (optional) One of the following values: `rtl` or `ltr`,
* indicating the reading direction of the language. Defaults to `ltr`.
*
* See the {@glink examples/language example}.
*
* config.language_list = [ 'he:Hebrew:rtl', 'pt:Portuguese', 'de:German' ];
*
* @cfg {Array} [language_list = [ 'ar:Arabic:rtl', 'fr:French', 'es:Spanish' ]]
* @member CKEDITOR.config
*/