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path: root/extensions/Vector/modules/ext.vector.collapsibleNav.js
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+/*
+ * Collapisble navigation for Vector
+ */
+( function( $ ) {
+
+ /* Browser Support */
+
+ var map = {
+ // Left-to-right languages
+ 'ltr': {
+ // Collapsible Nav is broken in Opera < 9.6 and Konqueror < 4
+ 'msie': [['>=', 7]],
+ 'opera': [['>=', 9.6]],
+ 'konqueror': [['>=', 4.0]],
+ 'blackberry': false,
+ 'ipod': false,
+ 'iphone': false,
+ 'ps3': false
+ },
+ // Right-to-left languages
+ 'rtl': {
+ 'msie': [['>=', 7]],
+ 'opera': [['>=', 9.6]],
+ 'konqueror': [['>=', 4.0]],
+ 'blackberry': false,
+ 'ipod': false,
+ 'iphone': false,
+ 'ps3': false
+ }
+ };
+ if ( !$.client.test( map ) ) {
+ return true;
+ }
+
+ /* Bucket Testing */
+
+ // Fallback to old version
+ var version = 1;
+ // Allow new version override
+ if ( mediaWiki.config.get( 'wgCollapsibleNavForceNewVersion' ) ) {
+ version = 2;
+ } else {
+ // Make bucket testing optional
+ if ( mediaWiki.config.get( 'wgCollapsibleNavBucketTest' ) ) {
+ // This is be determined randomly, and then stored in a cookie
+ version = $.cookie( 'vector-nav-pref-version' );
+ // If the cookie didn't exist, or the value is out of range, generate a new one and save it
+ if ( version == null ) {
+ // 50% of the people will get the new version
+ version = Math.round( Math.random() + 1 );
+ $.cookie( 'vector-nav-pref-version', version, { 'expires': 30, 'path': '/' } );
+ }
+ }
+ }
+
+ /* Special Language Portal Handling */
+
+ // Language portal splitting feature (if it's turned on)
+ if ( version == 2 ) {
+ // How many links to show in the primary languages portal
+ var limit = 5;
+ // How many links there must be in the secondary portal to justify having a secondary portal
+ var threshold = 3;
+ // Make the interwiki language links list a secondary list, and create a new list before it as primary list
+ $( '#p-lang ul' ).addClass( 'secondary' ).before( '<ul class="primary"></ul>' );
+ // This is a list of languages in order of Wikipedia project size. This is the lowest fallback for choosing
+ // which links to show in the primary list. Ideally the browser's accept-language headers should steer this
+ // list, and we should fallback on a site configured (MediaWiki:Common.js) list of prefered languages.
+ var languages = [
+ 'en', 'fr', 'de', 'es', 'pt', 'it', 'ru', 'ja', 'nl', 'pl', 'zh', 'sv', 'ar', 'tr', 'uk', 'fi', 'no', 'ca',
+ 'ro', 'hu', 'ksh', 'id', 'he', 'cs', 'vi', 'ko', 'sr', 'fa', 'da', 'eo', 'sk', 'th', 'lt', 'vo', 'bg',
+ 'sl', 'hr', 'hi', 'et', 'mk', 'simple', 'new', 'ms', 'nn', 'gl', 'el', 'eu', 'ka', 'tl', 'bn', 'lv', 'ml',
+ 'bs', 'te', 'la', 'az', 'sh', 'war', 'br', 'is', 'mr', 'be-x-old', 'sq', 'cy', 'lb', 'ta', 'zh-classical',
+ 'an', 'jv', 'ht', 'oc', 'bpy', 'ceb', 'ur', 'zh-yue', 'pms', 'scn', 'be', 'roa-rup', 'qu', 'af', 'sw',
+ 'nds', 'fy', 'lmo', 'wa', 'ku', 'hy', 'su', 'yi', 'io', 'os', 'ga', 'ast', 'nap', 'vec', 'gu', 'cv',
+ 'bat-smg', 'kn', 'uz', 'zh-min-nan', 'si', 'als', 'yo', 'li', 'gan', 'arz', 'sah', 'tt', 'bar', 'gd', 'tg',
+ 'kk', 'pam', 'hsb', 'roa-tara', 'nah', 'mn', 'vls', 'gv', 'mi', 'am', 'ia', 'co', 'ne', 'fo', 'nds-nl',
+ 'glk', 'mt', 'ang', 'wuu', 'dv', 'km', 'sco', 'bcl', 'mg', 'my', 'diq', 'tk', 'szl', 'ug', 'fiu-vro', 'sc',
+ 'rm', 'nrm', 'ps', 'nv', 'hif', 'bo', 'se', 'sa', 'pnb', 'map-bms', 'lad', 'lij', 'crh', 'fur', 'kw', 'to',
+ 'pa', 'jbo', 'ba', 'ilo', 'csb', 'wo', 'xal', 'krc', 'ckb', 'pag', 'ln', 'frp', 'mzn', 'ce', 'nov', 'kv',
+ 'eml', 'gn', 'ky', 'pdc', 'lo', 'haw', 'mhr', 'dsb', 'stq', 'tpi', 'arc', 'hak', 'ie', 'so', 'bh', 'ext',
+ 'mwl', 'sd', 'ig', 'myv', 'ay', 'iu', 'na', 'cu', 'pi', 'kl', 'ty', 'lbe', 'ab', 'got', 'sm', 'as', 'mo',
+ 'ee', 'zea', 'av', 'ace', 'kg', 'bm', 'cdo', 'cbk-zam', 'kab', 'om', 'chr', 'pap', 'udm', 'ks', 'zu', 'rmy',
+ 'cr', 'ch', 'st', 'ik', 'mdf', 'kaa', 'aa', 'fj', 'srn', 'tet', 'or', 'pnt', 'bug', 'ss', 'ts', 'pcd',
+ 'pih', 'za', 'sg', 'lg', 'bxr', 'xh', 'ak', 'ha', 'bi', 've', 'tn', 'ff', 'dz', 'ti', 'ki', 'ny', 'rw',
+ 'chy', 'tw', 'sn', 'tum', 'ng', 'rn', 'mh', 'ii', 'cho', 'hz', 'kr', 'ho', 'mus', 'kj'
+ ];
+ // If the user has an Accept-Language cookie, use it. Otherwise, set it asynchronously but keep the default
+ // behavior for this page view.
+ var acceptLangCookie = $.cookie( 'accept-language' );
+ if ( acceptLangCookie != null ) {
+ // Put the user's accepted languages before the list ordered by wiki size
+ if ( acceptLangCookie != '' ) {
+ languages = acceptLangCookie.split( ',' ).concat( languages );
+ }
+ } else {
+ $.getJSON(
+ wgScriptPath + '/api.php?action=query&meta=userinfo&uiprop=acceptlang&format=json',
+ function( data ) {
+ var langs = [];
+ if (
+ typeof data.query != 'undefined' &&
+ typeof data.query.userinfo != 'undefined' &&
+ typeof data.query.userinfo.acceptlang != 'undefined'
+ ) {
+ for ( var j = 0; j < data.query.userinfo.acceptlang.length; j++ ) {
+ if ( data.query.userinfo.acceptlang[j].q != 0 ) {
+ langs.push( data.query.userinfo.acceptlang[j]['*'] );
+ }
+ }
+ }
+ $.cookie( 'accept-language', langs.join( ',' ), { 'path': '/', 'expires': 30 } );
+ }
+ );
+ }
+ // Shortcuts to the two lists
+ var $primary = $( '#p-lang ul.primary' );
+ var $secondary = $( '#p-lang ul.secondary' );
+ // Adjust the limit based on the threshold
+ if ( $secondary.children().length < limit + threshold ) {
+ limit += threshold;
+ }
+ // Move up to 5 of the links into the primary list, based on the priorities set forth in the languages list
+ var count = 0;
+ for ( var i = 0; i < languages.length; i++ ) {
+ var $link = $secondary.find( '.interwiki-' + languages[i] );
+ if ( $link.length ) {
+ if ( count++ < limit ) {
+ $link.appendTo( $primary );
+ } else {
+ break;
+ }
+ }
+ }
+ // If there's still links in the secondary list and we havn't filled the primary list to it's limit yet, move
+ // links into the primary list in order of appearance
+ if ( count < limit ) {
+ $secondary.children().each( function() {
+ if ( count++ < limit ) {
+ $(this).appendTo( $primary );
+ } else {
+ return false;
+ }
+ } );
+ }
+ // Hide the more portal if it's now empty, otherwise make the list into it's very own portal
+ if ( $secondary.children().length == 0 ) {
+ $secondary.remove();
+ } else {
+ $( '#p-lang' ).after( '<div id="p-lang-more" class="portal"><h5></h5><div class="body"></div></div>' );
+ $( '#p-lang-more h5' ).text( mw.usability.getMsg( 'vector-collapsiblenav-more' ) );
+ $secondary.appendTo( $( '#p-lang-more div.body' ) );
+ }
+ // Always show the primary interwiki language portal
+ $( '#p-lang' ).addClass( 'persistent' );
+ }
+
+ /* General Portal Modification */
+
+ // Always show the first portal
+ $( '#mw-panel > div.portal:first' ).addClass( 'first persistent' );
+ // Apply a class to the entire panel to activate styles
+ $( '#mw-panel' ).addClass( 'collapsible-nav' );
+ // Use cookie data to restore preferences of what to show and hide
+ $( '#mw-panel > div.portal:not(.persistent)' )
+ .each( function( i ) {
+ var id = $(this).attr( 'id' );
+ var state = $.cookie( 'vector-nav-' + id );
+ // In the case that we are not showing the new version, let's show the languages by default
+ if (
+ state == 'true' ||
+ ( state == null && i < 1 ) ||
+ ( state == null && version == 1 && id == 'p-lang' )
+ ) {
+ $(this)
+ .addClass( 'expanded' )
+ .find( 'div.body' )
+ .show();
+ } else {
+ $(this).addClass( 'collapsed' );
+ }
+ // Re-save cookie
+ if ( state != null ) {
+ $.cookie( 'vector-nav-' + $(this).attr( 'id' ), state, { 'expires': 30, 'path': '/' } );
+ }
+ } );
+ // Use the same function for all navigation headings - don't repeat yourself
+ function toggle( $element ) {
+ $.cookie(
+ 'vector-nav-' + $element.parent().attr( 'id' ),
+ $element.parent().is( '.collapsed' ),
+ { 'expires': 30, 'path': '/' }
+ );
+ $element
+ .parent()
+ .toggleClass( 'expanded' )
+ .toggleClass( 'collapsed' )
+ .find( 'div.body' )
+ .slideToggle( 'fast' );
+ }
+
+ /* Tab Indexing */
+
+ var $headings = $( '#mw-panel > div.portal:not(.persistent) > h5' );
+ // Get the highest tab index
+ var tabIndex = $( document ).lastTabIndex() + 1;
+ // Fix the search not having a tabindex
+ $( '#searchInput' ).attr( 'tabindex', tabIndex++ );
+ // Make it keyboard accessible
+ $headings.each( function() {
+ $(this).attr( 'tabindex', tabIndex++ );
+ } );
+ // Toggle the selected menu's class and expand or collapse the menu
+ $( '#mw-panel' )
+ .delegate( 'div.portal:not(.persistent) > h5', 'keydown', function( event ) {
+ // Make the space and enter keys act as a click
+ if ( event.which == 13 /* Enter */ || event.which == 32 /* Space */ ) {
+ toggle( $(this) );
+ }
+ } )
+ .delegate( 'div.portal:not(.persistent) > h5', 'mousedown', function( event ) {
+ if ( event.which != 3 ) { // Right mouse click
+ toggle( $(this) );
+ $(this).blur();
+ }
+ return false;
+ } );
+} )( jQuery );