6 var callbacks, options, tokens, user;
9 * Gets the current user's groups or rights.
12 * @param {string} info One of 'groups' or 'rights'
13 * @param {Function} callback
15 function getUserInfo( info, callback ) {
17 if ( callbacks[info] ) {
18 callbacks[info].add( callback );
21 callbacks.rights = $.Callbacks('once memory');
22 callbacks.groups = $.Callbacks('once memory');
23 callbacks[info].add( callback );
28 uiprop: 'rights|groups'
29 } ).always( function ( data ) {
31 if ( data.query && data.query.userinfo ) {
32 rights = data.query.userinfo.rights;
33 groups = data.query.userinfo.groups;
35 callbacks.rights.fire( rights || [] );
36 callbacks.groups.fire( groups || [] );
42 // Extend the skeleton mw.user from mediawiki.js
43 // This is kind of ugly but we're stuck with this for b/c reasons
44 options = mw.user.options || new mw.Map();
45 tokens = mw.user.tokens || new mw.Map();
52 * Generates a random user session ID (32 alpha-numeric characters).
54 * This information would potentially be stored in a cookie to identify a user during a
55 * session or series of sessions. Its uniqueness should not be depended on.
57 * @return {string} Random set of 32 alpha-numeric characters
59 generateRandomSessionId: function () {
62 seed = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
63 for ( i = 0; i < 32; i++ ) {
64 r = Math.floor( Math.random() * seed.length );
65 id += seed.substring( r, r + 1 );
71 * Gets the current user's database id.
73 * Not to be confused with #id
75 * @return {number} Current user's id, or 0 if user is anonymous
78 return mw.config.get( 'wgUserId', 0 );
82 * Gets the current user's name.
84 * @return {string|null} User name string or null if user is anonymous
86 getName: function () {
87 return mw.config.get( 'wgUserName' );
91 * @inheritdoc #getName
92 * @deprecated since 1.20 use #getName instead
95 return user.getName();
99 * Get date user registered, if available.
101 * @return {Date|boolean|null} Date user registered, or false for anonymous users, or
102 * null when data is not available
104 getRegistration: function () {
105 var registration = mw.config.get( 'wgUserRegistration' );
106 if ( user.isAnon() ) {
108 } else if ( registration === null ) {
109 // Information may not be available if they signed up before
110 // MW began storing this.
113 return new Date( registration );
118 * Checks if the current user is anonymous.
122 isAnon: function () {
123 return user.getName() === null;
127 * @inheritdoc #isAnon
128 * @deprecated since 1.20 use #isAnon instead
130 anonymous: function () {
131 return user.isAnon();
135 * Gets a random ID automatically generated and stored in a session cookie.
137 * This ID is ephemeral for everyone, staying in their browser only until they close
140 * @return {string} Random session ID
142 sessionId: function () {
143 var sessionId = $.cookie( 'mediaWiki.user.sessionId' );
144 if ( typeof sessionId === 'undefined' || sessionId === null ) {
145 sessionId = user.generateRandomSessionId();
146 $.cookie( 'mediaWiki.user.sessionId', sessionId, { 'expires': null, 'path': '/' } );
152 * Gets the current user's name or the session ID
154 * Not to be confused with #getId
156 * @return {string} User name or random session ID
159 var name = user.getName();
163 return user.sessionId();
167 * Gets the user's bucket, placing them in one at random based on set odds if needed.
169 * mw.user.bucket( 'test', {
170 * 'buckets': { 'ignored': 50, 'control': 25, 'test': 25 },
175 * @param {string} key Name of bucket
176 * @param {Object} options Bucket configuration options
177 * @param {Object} options.buckets List of bucket-name/relative-probability pairs (required,
178 * must have at least one pair)
179 * @param {number} options.version Version of bucket test, changing this forces rebucketing
180 * (optional, default: 0)
181 * @param {number} options.expires Length of time (in days) until the user gets rebucketed
182 * (optional, default: 30)
183 * @return {string} Bucket name - the randomly chosen key of the options.buckets object
185 bucket: function ( key, options ) {
186 var cookie, parts, version, bucket,
187 range, k, rand, total;
189 options = $.extend( {
195 cookie = $.cookie( 'mediaWiki.user.bucket:' + key );
197 // Bucket information is stored as 2 integers, together as version:bucket like: "1:2"
198 if ( typeof cookie === 'string' && cookie.length > 2 && cookie.indexOf( ':' ) > 0 ) {
199 parts = cookie.split( ':' );
200 if ( parts.length > 1 && Number( parts[0] ) === options.version ) {
201 version = Number( parts[0] );
202 bucket = String( parts[1] );
205 if ( bucket === undefined ) {
206 if ( !$.isPlainObject( options.buckets ) ) {
207 throw 'Invalid buckets error. Object expected for options.buckets.';
209 version = Number( options.version );
212 for ( k in options.buckets ) {
213 range += options.buckets[k];
215 // Select random value within range
216 rand = Math.random() * range;
217 // Determine which bucket the value landed in
219 for ( k in options.buckets ) {
221 total += options.buckets[k];
222 if ( total >= rand ) {
227 'mediaWiki.user.bucket:' + key,
228 version + ':' + bucket,
229 { 'path': '/', 'expires': Number( options.expires ) }
236 * Gets the current user's groups.
238 * @param {Function} callback
240 getGroups: function ( callback ) {
241 getUserInfo( 'groups', callback );
245 * Gets the current user's rights.
247 * @param {Function} callback
249 getRights: function ( callback ) {
250 getUserInfo( 'rights', callback );
254 }( mediaWiki, jQuery ) );