resources/js/ext.uls.ime.js
/*!
* ULS - jQuery IME integration
*
* Copyright (C) 2012 Alolita Sharma, Amir Aharoni, Arun Ganesh, Brandon Harris,
* Niklas Laxström, Pau Giner, Santhosh Thottingal, Siebrand Mazeland and other
* contributors. See CREDITS for a list.
*
* UniversalLanguageSelector is dual licensed GPLv2 or later and MIT. You don't
* have to do anything special to choose one license or the other and you don't
* have to notify anyone which license you are using. You are free to use
* UniversalLanguageSelector in commercial projects as long as the copyright
* header is left intact. See files GPL-LICENSE and MIT-LICENSE for details.
*
* @file
* @ingroup Extensions
* @licence GNU General Public Licence 2.0 or later
* @licence MIT License
*/
( function () {
'use strict';
var mwImeRulesPath, inputSelector, inputPreferences, ulsIMEPreferences, customHelpLink,
getULSPreferences = require( 'ext.uls.preferences' ),
languageSettingsModules = [ 'ext.uls.displaysettings', '@wikimedia/codex' ];
mwImeRulesPath = mw.config.get( 'wgExtensionAssetsPath' ) +
'/UniversalLanguageSelector/lib/jquery.ime/';
inputSelector = 'input:not([type]), input[type=text], input[type=search], textarea, [contenteditable]';
inputPreferences = getULSPreferences();
mw.ime = mw.ime || {};
mw.ime.getLanguagesWithIME = function () {
var language,
ulsLanguages = mw.config.get( 'wgULSLanguages' ) || {},
availableLanguages = {};
for ( language in $.ime.languages ) {
availableLanguages[ language ] = ulsLanguages[ language ] ||
$.uls.data.getAutonym( language );
}
return availableLanguages;
};
mw.ime.getIMELanguageList = function () {
var unique = [],
imeLanguageList,
previousIMELanguages;
previousIMELanguages = $.ime.preferences.getPreviousLanguages() || [];
imeLanguageList = previousIMELanguages.concat( mw.uls.getFrequentLanguageList() );
imeLanguageList.forEach( function ( lang ) {
if ( unique.indexOf( lang ) === -1 ) {
unique.push( lang );
}
} );
return unique.slice( 0, 6 );
};
ulsIMEPreferences = {
save: function ( callback ) {
if ( !this.registry.isDirty ) {
if ( callback ) {
callback.call( this, true );
}
return;
}
// we don't want to save isDirty field.
this.registry.isDirty = undefined;
// get updated copy of preferences
inputPreferences = getULSPreferences();
inputPreferences.set( 'ime', this.registry );
inputPreferences.save( callback );
// reset the dirty bit
this.registry.isDirty = false;
},
load: function () {
this.registry = inputPreferences.get( 'ime' ) || this.registry;
// Some validation in case the stored preferences are corrupt
if ( typeof this.registry.language !== 'string' ) {
this.registry.language = null;
}
if ( !Array.isArray( this.registry.previousLanguages ) ) {
this.registry.previousLanguages = [];
}
if ( !Array.isArray( this.registry.previousInputMethods ) ) {
this.registry.previousInputMethods = [];
}
if ( !$.isPlainObject( this.registry.imes ) ) {
this.registry.imes = {};
}
},
disable: function () {
this.registry.isDirty = true;
this.registry.enable = false;
},
enable: function () {
this.registry.isDirty = true;
this.registry.enable = true;
},
isEnabled: function () {
if ( this.registry.enable === undefined ) {
return mw.config.get( 'wgULSIMEEnabled' );
} else {
return this.registry.enable;
}
},
getDefaultLanguage: function () {
return mw.config.get( 'wgContentLanguage' );
}
};
function imeNotification() {
var notificationMsg = ( mw.config.get( 'wgULSPosition' ) === 'personal' ) ?
'ext-uls-input-disable-notification-info-personal' :
'ext-uls-input-disable-notification-info-interlanguage',
$notification = $( '<div>' )
.addClass( 'uls-ime-notification-bubble' )
.append(
$( '<div>' )
.attr( 'data-i18n', 'ext-uls-input-disable-notification' ),
$( '<div>' )
.addClass( 'link' )
.attr( 'data-i18n', 'ext-uls-input-disable-notification-undo' )
.on( 'click', function () {
$.ime.preferences.enable();
$.ime.preferences.save( function () {
mw.ime.setup();
} );
} ),
$( '<div>' ).attr( 'data-i18n', notificationMsg )
);
mw.notify( $notification.i18n() );
}
// Add a 'more settings' link that takes to input settings of ULS
customHelpLink = function () {
var $disableInputToolsLink, $moreSettingsLink,
imeselector = this;
$disableInputToolsLink = $( '<span>' )
.addClass( 'uls-ime-disable-link' )
.attr( 'data-i18n', 'ext-uls-input-disable' );
$moreSettingsLink = $( '<span>' )
.addClass( 'uls-ime-more-settings-link' );
// Apparently we depend on some styles which are loaded with
// these modules. This needs refactoring.
mw.loader.using( languageSettingsModules, function () {
$moreSettingsLink.languagesettings( {
defaultModule: 'input',
onClose: function () {
// on close of input settings, keep focus in input area.
imeselector.$element.trigger( 'focus' );
},
top: imeselector.$element.offset().top
} );
} );
// Hide the menu.
$moreSettingsLink.on( 'click', function ( e ) {
imeselector.hide();
e.stopPropagation();
} );
$disableInputToolsLink.i18n();
$disableInputToolsLink.on( 'click', function ( e ) {
$.ime.preferences.disable();
imeselector.hide();
imeselector.$imeSetting.hide();
$.ime.preferences.save( function () {
mw.ime.disable();
imeNotification();
mw.hook( 'mw.uls.ime.disable' ).fire( 'menu' );
} );
e.stopPropagation();
} );
// If the webfonts are loaded, apply webfonts to the selector
if ( $.fn.webfonts ) {
imeselector.$menu.webfonts();
}
return $( '<div>' )
.addClass( 'uls-ime-menu-settings-item' )
.append( $disableInputToolsLink, $moreSettingsLink );
};
mw.ime.disable = function () {
$( inputSelector ).trigger( 'destroy.ime' );
};
mw.ime.init = function () {
if ( !$.ime ) {
// jquery.ime not loaded yet.
return;
}
if ( $.ime.preferences.isEnabled ) {
// mw.ime already initialized.
return;
}
// Extend the ime preference system
Object.assign( $.ime.preferences, ulsIMEPreferences );
// MediaWiki specific overrides for jquery.ime
Object.assign( $.ime.defaults, {
imePath: mwImeRulesPath
} );
// Load the ime preferences
$.ime.preferences.load();
$.fn.imeselector.Constructor.prototype.helpLink = customHelpLink;
// Override the autonym function for the case that
// somebody tries to select a language for which there are
// no input methods, which is possible in MediaWiki
$.fn.imeselector.Constructor.prototype.getAutonym = function ( languageCode ) {
return $.uls.data.getAutonym( languageCode );
};
};
/**
* Binds the event listeners.
*/
mw.ime.setup = function () {
var imeSelectors = mw.config.get( 'wgULSImeSelectors' ).join( ', ' );
mw.ime.init();
$( document.body ).on( 'focus.ime', imeSelectors, function () {
mw.ime.handleFocus( $( this ) );
} );
};
/**
* Loads necessary dependencies, checks input for validity and
* adds the ime menu for elements that should have it.
*
* @param {jQuery} $input
* @since 2013.11
*/
mw.ime.handleFocus = function ( $input ) {
var noImeSelectors;
if ( $input.is( '.noime' ) || $input.data( 'ime' ) ) {
// input does not need IME or already applied
return;
}
noImeSelectors = mw.config.get( 'wgULSNoImeSelectors' ).join( ', ' );
if ( noImeSelectors.length && $input.is( noImeSelectors ) ) {
$input.addClass( 'noime' );
return;
}
if ( !$.ime.preferences.isEnabled() ) {
return;
}
if ( $input.is( '[contenteditable]' ) && !window.rangy ) {
// For supporting content editable divs we need rangy library
mw.loader.using( 'rangy.core', function () {
mw.ime.addIme( $input );
} );
return;
}
mw.ime.addIme( $input );
};
/**
* Just adds ime menu to any input element.
*
* @param {jQuery} $input
* @since 2013.11
*/
mw.ime.addIme = function ( $input ) {
var imeselector;
$input.ime( {
languages: mw.ime.getIMELanguageList(),
languageSelector: function () {
var $ulsTrigger;
$ulsTrigger = $( '<a>' ).text( '...' )
.addClass( 'ime-selector-more-languages selectable-row selectable-row-item' )
.attr( {
title: $.i18n( 'ext-uls-input-settings-more-languages-tooltip' )
} );
$ulsTrigger.uls( {
onSelect: function ( language ) {
$input.data( 'imeselector' ).selectLanguage( language );
$input.trigger( 'focus' );
},
languages: mw.ime.getLanguagesWithIME(),
ulsPurpose: 'ime-selector',
top: $input.offset().top
} );
return $ulsTrigger;
},
helpHandler: function ( ime ) {
return $( '<a>' )
.attr( {
href: mw.msg( 'uls-ime-helppage', ime ),
target: '_blank',
title: $.i18n( 'ext-uls-ime-help' )
} )
.addClass( 'ime-perime-help' )
.on( 'click', function ( event ) {
event.stopPropagation();
} );
}
} );
// Some fields may be uninitialized
imeselector = $input.data( 'imeselector' );
if ( imeselector ) {
imeselector.selectLanguage( imeselector.decideLanguage() );
imeselector.$element.on( 'setim.ime', function ( event, inputMethod ) {
mw.hook( 'mw.uls.ime.change' ).fire( inputMethod );
} );
}
};
}() );