-/*
- * JavaScript backwards-compatibility alternatives and other convenience functions
- */
-
-jQuery.extend({
- trimLeft : function( str ) {
- return str === null ? '' : str.toString().replace( /^\s+/, '' );
- },
- trimRight : function( str ) {
- return str === null ?
- '' : str.toString().replace( /\s+$/, '' );
- },
- ucFirst : function( str ) {
- return str.substr( 0, 1 ).toUpperCase() + str.substr( 1 );
- },
- escapeRE : function( str ) {
- return str.replace ( /([\\{}()|.?*+\-^$\[\]])/g, "\\$1" );
- },
- isDomElement : function( el ) {
- return !!el && !!el.nodeType;
- },
- isEmpty : function( v ) {
- var key;
- if ( v === "" || v === 0 || v === "0" || v === null
- || v === false || typeof v === 'undefined' )
- {
- return true;
- }
- // the for-loop could potentially contain prototypes
- // to avoid that we check it's length first
- if ( v.length === 0 ) {
- return true;
- }
- if ( typeof v === 'object' ) {
- for ( key in v ) {
- return false;
- }
- return true;
- }
- return false;
- },
- compareArray : function( arrThis, arrAgainst ) {
- if ( arrThis.length != arrAgainst.length ) {
- return false;
- }
- for ( var i = 0; i < arrThis.length; i++ ) {
- if ( arrThis[i] instanceof Array ) {
- if ( !$.compareArray( arrThis[i], arrAgainst[i] ) ) {
- return false;
- }
- } else if ( arrThis[i] !== arrAgainst[i] ) {
- return false;
- }
- }
- return true;
- },
- compareObject : function( objectA, objectB ) {
-
- // Do a simple check if the types match
- if ( typeof objectA == typeof objectB ) {
-
- // Only loop over the contents if it really is an object
- if ( typeof objectA == 'object' ) {
- // If they are aliases of the same object (ie. mw and mediaWiki) return now
- if ( objectA === objectB ) {
- return true;
- } else {
- var prop;
- // Iterate over each property
- for ( prop in objectA ) {
- // Check if this property is also present in the other object
- if ( prop in objectB ) {
- // Compare the types of the properties
- var type = typeof objectA[prop];
- if ( type == typeof objectB[prop] ) {
- // Recursively check objects inside this one
- switch ( type ) {
- case 'object' :
- if ( !$.compareObject( objectA[prop], objectB[prop] ) ) {
- return false;
- }
- break;
- case 'function' :
- // Functions need to be strings to compare them properly
- if ( objectA[prop].toString() !== objectB[prop].toString() ) {
- return false;
- }
- break;
- default:
- // Strings, numbers
- if ( objectA[prop] !== objectB[prop] ) {
- return false;
- }
- break;
- }
- } else {
- return false;
- }
- } else {
- return false;
- }
- }
- // Check for properties in B but not in A
- // This is about 15% faster (tested in Safari 5 and Firefox 3.6)
- // ...than incrementing a count variable in the above and below loops
- // See also: http://www.mediawiki.org/wiki/ResourceLoader/Default_modules/compareObject_test#Results
- for ( prop in objectB ) {
- if ( !( prop in objectA ) ) {
- return false;
- }
- }
- }
- }
- } else {
- return false;
- }
- return true;
- }
-});
-
/*
* Core MediaWiki JavaScript Library
*/
// Attach to window
window.mediaWiki = new ( function( $ ) {
- /* Constants */
-
/* Private Members */
- // List of messages that have been requested to be loaded
+ /**
+ * @var object List of messages that have been requested to be loaded.
+ */
var messageQueue = {};
- /* Prototypes */
+ /* Object constructors */
/**
- * An object which allows single and multiple get/set/exists functionality
- * on a list of key / value pairs.
+ * Map
+ *
+ * Creates an object that can be read from or written to from prototype functions
+ * that allow both single and multiple variables at once.
*
- * @param {boolean} global Whether to get/set/exists values on the window
- * object or a private object
+ * @param global boolean Whether to store the values in the global window
+ * object or a exclusively in the object property 'values'.
+ * @return Map
*/
function Map( global ) {
this.values = ( global === true ) ? window : {};
+ return this;
}
/**
- * Gets the value of a key, or a list of key/value pairs for an array of keys.
+ * Get the value of one or multiple a keys.
*
* If called with no arguments, all values will be returned.
*
- * @param selection mixed Key or array of keys to get values for
- * @param fallback mixed Value to use in case key(s) do not exist (optional)
+ * @param selection mixed String key or array of keys to get values for.
+ * @param fallback mixed Value to use in case key(s) do not exist (optional).
+ * @return mixed If selection was a string returns the value or null,
+ * If selection was an array, returns an object of key/values (value is null if not found),
+ * If selection was not passed or invalid, will return the 'values' object member (be careful as
+ * objects are always passed by reference in JavaScript!).
+ * @return Map
*/
Map.prototype.get = function( selection, fallback ) {
- if ( typeof selection === 'object' ) {
+ if ( $.isArray( selection ) ) {
selection = $.makeArray( selection );
var results = {};
for ( var i = 0; i < selection.length; i++ ) {
}
return results;
} else if ( typeof selection === 'string' ) {
- if ( typeof this.values[selection] === 'undefined' ) {
+ if ( this.values[selection] === undefined ) {
if ( typeof fallback !== 'undefined' ) {
return fallback;
}
/**
* Sets one or multiple key/value pairs.
*
- * @param selection mixed Key or object of key/value pairs to set
+ * @param selection mixed String key or array of keys to set values for.
* @param value mixed Value to set (optional, only in use when key is a string)
+ * @return bool This returns true on success, false on failure.
*/
Map.prototype.set = function( selection, value ) {
- if ( typeof selection === 'object' ) {
+ if ( $.isPlainObject( selection ) ) {
for ( var s in selection ) {
this.values[s] = selection[s];
}
/**
* Checks if one or multiple keys exist.
*
- * @param selection mixed Key or array of keys to check
+ * @param selection mixed String key or array of keys to check
* @return boolean Existence of key(s)
*/
Map.prototype.exists = function( selection ) {
};
/**
- * Message object, similar to Message in PHP
+ * Message
+ *
+ * Object constructor for messages,
+ * similar to the Message class in MediaWiki PHP.
+ *
+ * @param map Map Instance of mw.Map
+ * @param key String
+ * @param parameters Array
+ * @return Message
*/
function Message( map, key, parameters ) {
this.format = 'parse';
this.map = map;
this.key = key;
this.parameters = typeof parameters === 'undefined' ? [] : $.makeArray( parameters );
+ return this;
}
/**
- * Appends parameters for replacement
+ * Appends (does not replace) parameters for replacement to the .parameters property.
*
- * @param parameters mixed First in a list of variadic arguments to append as message parameters
+ * @param parameters Array
+ * @return Message
*/
Message.prototype.params = function( parameters ) {
for ( var i = 0; i < parameters.length; i++ ) {
- this.parameters[this.parameters.length] = parameters[i];
+ this.parameters.push( parameters[i] );
}
return this;
};
/**
- * Converts message object to it's string form based on the state of format
+ * Converts message object to it's string form based on the state of format.
*
- * @return {string} String form of message
+ * @return string Message as a string in the current form or <key> if key does not exist.
*/
Message.prototype.toString = function() {
if ( !this.map.exists( this.key ) ) {
var index = parseInt( match, 10 ) - 1;
return index in parameters ? parameters[index] : '$' + match;
} );
-
+
if ( this.format === 'plain' ) {
return text;
}
// still todo
return mw.html.escape( text );
}
-
+
/* This should be fixed up when we have a parser
if ( this.format === 'parse' && 'language' in mediaWiki ) {
text = mw.language.parse( text );
this.format = 'plain';
return this.toString();
};
-
+
/**
* Changes the format to html escaped and converts message to string
- *
+ *
* @return {string} String form of html escaped message
*/
Message.prototype.escaped = function() {
return this.map.exists( this.key );
};
- /**
- * User object
- */
- function User() {
-
- /* Private Members */
-
- var that = this;
-
- /* Public Members */
-
- this.options = new Map();
-
- /* Public Methods */
-
- /**
- * Generates a random user session ID (32 alpha-numeric characters).
- *
- * This information would potentially be stored in a cookie to identify a user during a
- * session or series of sessions. It's uniqueness should not be depended on.
- *
- * @return string random set of 32 alpha-numeric characters
- */
- function generateId() {
- var id = '';
- var seed = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
- for ( var i = 0, r; i < 32; i++ ) {
- r = Math.floor( Math.random() * seed.length );
- id += seed.substring( r, r + 1 );
- }
- return id;
- }
-
- /**
- * Gets the current user's name.
- *
- * @return mixed user name string or null if users is anonymous
- */
- this.name = function() {
- return mw.config.get( 'wgUserName' );
- };
-
- /**
- * Checks if the current user is anonymous.
- *
- * @return boolean
- */
- this.anonymous = function() {
- return that.name() ? false : true;
- };
-
- /**
- * Gets a random session ID automatically generated and kept in a cookie.
- *
- * This ID is ephemeral for everyone, staying in their browser only until they close
- * their browser.
- *
- * Do not use this method before the first call to mw.loader.go(), it depends on
- * jquery.cookie, which is added to the first pay-load just after mediaWiki is defined, but
- * won't be loaded until the first call to go().
- *
- * @return string user name or random session ID
- */
- this.sessionId = function () {
- var sessionId = $.cookie( 'mediaWiki.user.sessionId' );
- if ( typeof sessionId == 'undefined' || sessionId === null ) {
- sessionId = generateId();
- $.cookie( 'mediaWiki.user.sessionId', sessionId, { 'expires': null, 'path': '/' } );
- }
- return sessionId;
- };
-
- /**
- * Gets the current user's name or a random ID automatically generated and kept in a cookie.
- *
- * This ID is persistent for anonymous users, staying in their browser up to 1 year. The
- * expiration time is reset each time the ID is queried, so in most cases this ID will
- * persist until the browser's cookies are cleared or the user doesn't visit for 1 year.
- *
- * Do not use this method before the first call to mw.loader.go(), it depends on
- * jquery.cookie, which is added to the first pay-load just after mediaWiki is defined, but
- * won't be loaded until the first call to go().
- *
- * @return string user name or random session ID
- */
- this.id = function() {
- var name = that.name();
- if ( name ) {
- return name;
- }
- var id = $.cookie( 'mediaWiki.user.id' );
- if ( typeof id == 'undefined' || id === null ) {
- id = generateId();
- }
- // Set cookie if not set, or renew it if already set
- $.cookie( 'mediaWiki.user.id', id, { 'expires': 365, 'path': '/' } );
- return id;
- };
-
- /**
- * Gets the user's bucket, placing them in one at random based on set odds if needed.
- *
- * @param key String: Name of bucket
- * @param options Object: Bucket configuration options
- * @param options.buckets Object: List of bucket-name/relative-probability pairs (required,
- * must have at least one pair)
- * @param options.version Number: Version of bucket test, changing this forces rebucketing
- * (optional, default: 0)
- * @param options.tracked Boolean: Track the event of bucketing through the API module of
- * the ClickTracking extension (optional, default: false)
- * @param options.expires Number: Length of time (in days) until the user gets rebucketed
- * (optional, default: 30)
- * @return String: Bucket name - the randomly chosen key of the options.buckets object
- *
- * @example
- * mw.user.bucket( 'test', {
- * 'buckets': { 'ignored': 50, 'control': 25, 'test': 25 },
- * 'version': 1,
- * 'tracked': true,
- * 'expires': 7
- * } );
- */
- this.bucket = function( key, options ) {
- options = $.extend( {
- 'buckets': {},
- 'version': 0,
- 'tracked': false,
- 'expires': 30
- }, options || {} );
- var cookie = $.cookie( 'mediaWiki.user.bucket:' + key );
- var bucket = null;
- var version = 0;
- // Bucket information is stored as 2 integers, together as version:bucket like: "1:2"
- if ( typeof cookie === 'string' && cookie.length > 2 && cookie.indexOf( ':' ) > 0 ) {
- var parts = cookie.split( ':' );
- if ( parts.length > 1 && parts[0] == options.version ) {
- version = Number( parts[0] );
- bucket = String( parts[1] );
- }
- }
- if ( bucket === null ) {
- if ( !$.isPlainObject( options.buckets ) ) {
- throw 'Invalid buckets error. Object expected for options.buckets.';
- }
- version = Number( options.version );
- // Find range
- var range = 0, k;
- for ( k in options.buckets ) {
- range += options.buckets[k];
- }
- // Select random value within range
- var rand = Math.random() * range;
- // Determine which bucket the value landed in
- var total = 0;
- for ( k in options.buckets ) {
- bucket = k;
- total += options.buckets[k];
- if ( total >= rand ) {
- break;
- }
- }
- if ( options.tracked ) {
- mw.loader.using( 'jquery.clickTracking', function() {
- $.trackAction(
- 'mediaWiki.user.bucket:' + key + '@' + version + ':' + bucket
- );
- } );
- }
- $.cookie(
- 'mediaWiki.user.bucket:' + key,
- version + ':' + bucket,
- { 'path': '/', 'expires': Number( options.expires ) }
- );
- }
- return bucket;
- };
- }
-
/* Public Members */
/*
* Dummy function which in debug mode can be replaced with a function that
- * does something clever
+ * emulates console.log in console-less environments.
*/
this.log = function() { };
- /*
- * Make the Map-class publicly available
+ /**
+ * @var constructor Make the Map-class publicly available.
*/
this.Map = Map;
- /*
+ /**
* List of configuration values
*
* Dummy placeholder. Initiated in startUp module as a new instance of mw.Map().
*/
this.config = null;
- /*
- * Information about the current user
+ /**
+ * @var object
+ *
+ * Empty object that plugins can be installed in.
*/
- this.user = new User();
+ this.libs = {};
/*
* Localization system
* Gets a message object, similar to wfMessage()
*
* @param key string Key of message to get
- * @param parameters mixed First argument in a list of variadic arguments, each a parameter for $
- * replacement
+ * @param parameter_1 mixed First argument in a list of variadic arguments,
+ * each a parameter for $N replacement in messages.
+ * @return Message
*/
- this.message = function( key, parameters ) {
+ this.message = function( key, parameter_1 /* [, parameter_2] */ ) {
+ var parameters;
// Support variadic arguments
- if ( typeof parameters !== 'undefined' ) {
+ if ( parameter_1 !== undefined ) {
parameters = $.makeArray( arguments );
parameters.shift();
} else {
* Gets a message string, similar to wfMsg()
*
* @param key string Key of message to get
- * @param parameters mixed First argument in a list of variadic arguments, each a parameter for $
- * replacement
+ * @param parameters mixed First argument in a list of variadic arguments,
+ * each a parameter for $N replacement in messages.
+ * @return String.
*/
this.msg = function( key, parameters ) {
return mw.message.apply( mw.message, arguments ).toString();
var queue = [];
// List of callback functions waiting for modules to be ready to be called
var jobs = [];
- // Flag indicating that requests should be suspended
- var suspended = true;
// Flag inidicating that document ready has occured
var ready = false;
- // Marker element for adding dynamic styles
- var $marker = $( 'head meta[name=ResourceLoaderDynamicStyles]' );
+ // Selector cache for the marker element. Use getMarker() to get/use the marker!
+ var $marker = null;
/* Private Methods */
+ function getMarker(){
+ // Cached ?
+ if ( $marker ) {
+ return $marker;
+ } else {
+ $marker = $( 'meta[name="ResourceLoaderDynamicStyles"]' );
+ if ( $marker.length ) {
+ return $marker;
+ }
+ mw.log( 'getMarker> No <meta name="ResourceLoaderDynamicStyles"> found, inserting dynamically.' );
+ $marker = $( '<meta>' ).attr( 'name', 'ResourceLoaderDynamicStyles' ).appendTo( 'head' );
+ return $marker;
+ }
+ }
+
function compare( a, b ) {
if ( a.length != b.length ) {
return false;
*
* @param module string module name to execute
*/
- function execute( module ) {
+ function execute( module, callback ) {
var _fn = 'mw.loader::execute> ';
if ( typeof registry[module] === 'undefined' ) {
throw new Error( 'Module has not been registered yet: ' + module );
} else if ( registry[module].state === 'ready' ) {
throw new Error( 'Module has already been loaded: ' + module );
}
- // Add style sheet to document
- if ( typeof registry[module].style === 'string' && registry[module].style.length ) {
- $marker.before( mw.html.element( 'style',
- { type: 'text/css' },
- new mw.html.Cdata( registry[module].style )
- ) );
- } else if ( typeof registry[module].style === 'object'
- && !( $.isArray( registry[module].style ) ) )
- {
+ // Add styles
+ if ( $.isPlainObject( registry[module].style ) ) {
for ( var media in registry[module].style ) {
- $marker.before( mw.html.element( 'style',
- { type: 'text/css', media: media },
- new mw.html.Cdata( registry[module].style[media] )
- ) );
+ var style = registry[module].style[media];
+ if ( $.isArray( style ) ) {
+ for ( var i = 0; i < style.length; i++ ) {
+ getMarker().before( mw.html.element( 'link', {
+ 'type': 'text/css',
+ 'rel': 'stylesheet',
+ 'href': style[i]
+ } ) );
+ }
+ } else if ( typeof style === 'string' ) {
+ getMarker().before( mw.html.element(
+ 'style',
+ { 'type': 'text/css', 'media': media },
+ new mw.html.Cdata( style )
+ ) );
+ }
}
}
// Add localizations to message system
- if ( typeof registry[module].messages === 'object' ) {
+ if ( $.isPlainObject( registry[module].messages ) ) {
mw.messages.set( registry[module].messages );
}
// Execute script
try {
- registry[module].script( jQuery );
- registry[module].state = 'ready';
+ var script = registry[module].script;
+ var markModuleReady = function() {
+ registry[module].state = 'ready';
+ handlePending( module );
+ if ( $.isFunction( callback ) ) {
+ callback();
+ }
+ };
+ if ( $.isArray( script ) ) {
+ var done = 0;
+ if ( script.length === 0 ) {
+ // No scripts in this module? Let's dive out early.
+ markModuleReady();
+ }
+ for ( var i = 0; i < script.length; i++ ) {
+ registry[module].state = 'loading';
+ addScript( script[i], function() {
+ if ( ++done == script.length ) {
+ markModuleReady();
+ }
+ } );
+ }
+ } else if ( $.isFunction( script ) ) {
+ script( jQuery );
+ markModuleReady();
+ }
+ } catch ( e ) {
+ // This needs to NOT use mw.log because these errors are common in production mode
+ // and not in debug mode, such as when a symbol that should be global isn't exported
+ if ( window.console && typeof window.console.log === 'function' ) {
+ console.log( _fn + 'Exception thrown by ' + module + ': ' + e.message );
+ }
+ registry[module].state = 'error';
+ throw e;
+ }
+ }
+
+ /**
+ * Automatically executes jobs and modules which are pending with satistifed dependencies.
+ *
+ * This is used when dependencies are satisfied, such as when a module is executed.
+ */
+ function handlePending( module ) {
+ try {
// Run jobs who's dependencies have just been met
for ( var j = 0; j < jobs.length; j++ ) {
if ( compare(
}
}
} catch ( e ) {
- // This needs to NOT use mw.log because these errors are common in production mode
- // and not in debug mode, such as when a symbol that should be global isn't exported
- if ( window.console && typeof window.console.log === 'function' ) {
- console.log( _fn + 'Exception thrown by ' + module + ': ' + e.message );
- console.log( e );
- }
- registry[module].state = 'error';
// Run error callbacks of jobs affected by this condition
for ( var j = 0; j < jobs.length; j++ ) {
if ( $.inArray( module, jobs[j].dependencies ) !== -1 ) {
}
return sorted;
}
-
+
/**
* Converts a module map of the form { foo: [ 'bar', 'baz' ], bar: [ 'baz, 'quux' ] }
* to a query string of the form foo.bar,baz|bar.baz,quux
var p = prefix === '' ? '' : prefix + '.';
arr.push( p + moduleMap[prefix].join( ',' ) );
}
- return arr.join( '|' ).replace( /\./g, '!' );
+ return arr.join( '|' );
}
/**
* Adds a script tag to the body, either using document.write or low-level DOM manipulation,
* depending on whether document-ready has occured yet.
+ *
+ * @param src String: URL to script, will be used as the src attribute in the script tag
+ * @param callback Function: Optional callback which will be run when the script is done
*/
- function addScript( src ) {
+ function addScript( src, callback ) {
if ( ready ) {
// jQuery's getScript method is NOT better than doing this the old-fassioned way
// because jQuery will eval the script's code, and errors will not have sane
var script = document.createElement( 'script' );
script.setAttribute( 'src', src );
script.setAttribute( 'type', 'text/javascript' );
+ if ( $.isFunction( callback ) ) {
+ var done = false;
+ // Attach handlers for all browsers -- this is based on jQuery.getScript
+ script.onload = script.onreadystatechange = function() {
+ if (
+ !done
+ && (
+ !this.readyState
+ || this.readyState === 'loaded'
+ || this.readyState === 'complete'
+ )
+ ) {
+ done = true;
+ callback();
+ // Handle memory leak in IE
+ script.onload = script.onreadystatechange = null;
+ if ( script.parentNode ) {
+ script.parentNode.removeChild( script );
+ }
+ }
+ };
+ }
document.body.appendChild( script );
} else {
document.write( mw.html.element(
'script', { 'type': 'text/javascript', 'src': src }, ''
) );
+ if ( $.isFunction( callback ) ) {
+ // Document.write is synchronous, so this is called when it's done
+ callback();
+ }
}
}
}
}
}
+ // Early exit if there's nothing to load
+ if ( !batch.length ) {
+ return;
+ }
// Clean up the queue
queue = [];
- // After document ready, handle the batch
- if ( !suspended && batch.length ) {
- // Always order modules alphabetically to help reduce cache
- // misses for otherwise identical content
- batch.sort();
- // Build a list of request parameters
- var base = {
- 'skin': mw.config.get( 'skin' ),
- 'lang': mw.config.get( 'wgUserLanguage' ),
- 'debug': mw.config.get( 'debug' )
- };
- // Extend request parameters with a list of modules in the batch
- var requests = [];
- // Split into groups
- var groups = {};
- for ( var b = 0; b < batch.length; b++ ) {
- var group = registry[batch[b]].group;
- if ( !( group in groups ) ) {
- groups[group] = [];
- }
- groups[group][groups[group].length] = batch[b];
+ // Always order modules alphabetically to help reduce cache
+ // misses for otherwise identical content
+ batch.sort();
+ // Build a list of request parameters
+ var base = {
+ 'skin': mw.config.get( 'skin' ),
+ 'lang': mw.config.get( 'wgUserLanguage' ),
+ 'debug': mw.config.get( 'debug' )
+ };
+ // Extend request parameters with a list of modules in the batch
+ var requests = [];
+ // Split into groups
+ var groups = {};
+ for ( var b = 0; b < batch.length; b++ ) {
+ var group = registry[batch[b]].group;
+ if ( !( group in groups ) ) {
+ groups[group] = [];
}
- for ( var group in groups ) {
- // Calculate the highest timestamp
- var version = 0;
- for ( var g = 0; g < groups[group].length; g++ ) {
- if ( registry[groups[group][g]].version > version ) {
- version = registry[groups[group][g]].version;
- }
+ groups[group][groups[group].length] = batch[b];
+ }
+ for ( var group in groups ) {
+ // Calculate the highest timestamp
+ var version = 0;
+ for ( var g = 0; g < groups[group].length; g++ ) {
+ if ( registry[groups[group][g]].version > version ) {
+ version = registry[groups[group][g]].version;
}
- var reqBase = $.extend( { 'version': formatVersionNumber( version ) }, base );
- var reqBaseLength = $.param( reqBase ).length;
- var reqs = [];
- var limit = mw.config.get( 'wgResourceLoaderMaxQueryLength', -1 );
- // We may need to split up the request to honor the query string length limit
- // So build it piece by piece
- var l = reqBaseLength + 9; // '&modules='.length == 9
- var r = 0;
- reqs[0] = {}; // { prefix: [ suffixes ] }
- for ( var i = 0; i < groups[group].length; i++ ) {
- // Determine how many bytes this module would add to the query string
- var lastDotIndex = groups[group][i].lastIndexOf( '.' );
- // Note that these substr() calls work even if lastDotIndex == -1
- var prefix = groups[group][i].substr( 0, lastDotIndex );
- var suffix = groups[group][i].substr( lastDotIndex + 1 );
- var bytesAdded = prefix in reqs[r] ?
- suffix.length + 3 : // '%2C'.length == 3
- groups[group][i].length + 3; // '%7C'.length == 3
-
- // If the request would become too long, create a new one,
- // but don't create empty requests
- if ( limit > 0 && reqs[r] != {} && l + bytesAdded > limit ) {
- // This request would become too long, create a new one
- r++;
- reqs[r] = {};
- l = reqBaseLength + 9;
- }
- if ( !( prefix in reqs[r] ) ) {
- reqs[r][prefix] = [];
- }
- reqs[r][prefix].push( suffix );
- l += bytesAdded;
+ }
+ var reqBase = $.extend( { 'version': formatVersionNumber( version ) }, base );
+ var reqBaseLength = $.param( reqBase ).length;
+ var reqs = [];
+ var limit = mw.config.get( 'wgResourceLoaderMaxQueryLength', -1 );
+ // We may need to split up the request to honor the query string length limit
+ // So build it piece by piece
+ var l = reqBaseLength + 9; // '&modules='.length == 9
+ var r = 0;
+ reqs[0] = {}; // { prefix: [ suffixes ] }
+ for ( var i = 0; i < groups[group].length; i++ ) {
+ // Determine how many bytes this module would add to the query string
+ var lastDotIndex = groups[group][i].lastIndexOf( '.' );
+ // Note that these substr() calls work even if lastDotIndex == -1
+ var prefix = groups[group][i].substr( 0, lastDotIndex );
+ var suffix = groups[group][i].substr( lastDotIndex + 1 );
+ var bytesAdded = prefix in reqs[r] ?
+ suffix.length + 3 : // '%2C'.length == 3
+ groups[group][i].length + 3; // '%7C'.length == 3
+
+ // If the request would become too long, create a new one,
+ // but don't create empty requests
+ if ( limit > 0 && reqs[r] != {} && l + bytesAdded > limit ) {
+ // This request would become too long, create a new one
+ r++;
+ reqs[r] = {};
+ l = reqBaseLength + 9;
}
- for ( var r = 0; r < reqs.length; r++ ) {
- requests[requests.length] = $.extend(
- { 'modules': buildModulesString( reqs[r] ) }, reqBase
- );
+ if ( !( prefix in reqs[r] ) ) {
+ reqs[r][prefix] = [];
}
+ reqs[r][prefix].push( suffix );
+ l += bytesAdded;
}
- // Clear the batch - this MUST happen before we append the
- // script element to the body or it's possible that the script
- // will be locally cached, instantly load, and work the batch
- // again, all before we've cleared it causing each request to
- // include modules which are already loaded
- batch = [];
- // Asynchronously append a script tag to the end of the body
- for ( var r = 0; r < requests.length; r++ ) {
- requests[r] = sortQuery( requests[r] );
- var src = mw.config.get( 'wgLoadScript' ) + '?' + $.param( requests[r] );
- addScript( src );
+ for ( var r = 0; r < reqs.length; r++ ) {
+ requests[requests.length] = $.extend(
+ { 'modules': buildModulesString( reqs[r] ) }, reqBase
+ );
}
}
+ // Clear the batch - this MUST happen before we append the
+ // script element to the body or it's possible that the script
+ // will be locally cached, instantly load, and work the batch
+ // again, all before we've cleared it causing each request to
+ // include modules which are already loaded
+ batch = [];
+ // Asynchronously append a script tag to the end of the body
+ for ( var r = 0; r < requests.length; r++ ) {
+ requests[r] = sortQuery( requests[r] );
+ // Append &* to avoid triggering the IE6 extension check
+ var src = mw.config.get( 'wgLoadScript' ) + '?' + $.param( requests[r] ) + '&*';
+ addScript( src );
+ }
};
-
+
/**
* Registers a module, letting the system know about it and its
* dependencies. loader.js files contain calls to this function.
throw new Error( 'module must be a string, not a ' + typeof module );
}
if ( typeof registry[module] !== 'undefined' ) {
- throw new Error( 'module already implemeneted: ' + module );
+ throw new Error( 'module already implemented: ' + module );
}
// List the module as registered
registry[module] = {
* Implements a module, giving the system a course of action to take
* upon loading. Results of a request for one or more modules contain
* calls to this function.
+ *
+ * All arguments are required.
+ *
+ * @param module String: Name of module
+ * @param script Mixed: Function of module code or String of URL to be used as the src
+ * attribute when adding a script element to the body
+ * @param style Object: Object of CSS strings keyed by media-type or Object of lists of URLs
+ * keyed by media-type
+ * @param msgs Object: List of key/value pairs to be passed through mw.messages.set
*/
- this.implement = function( module, script, style, localization ) {
- // Automatically register module
- if ( typeof registry[module] === 'undefined' ) {
- mw.loader.register( module );
- }
+ this.implement = function( module, script, style, msgs ) {
// Validate input
- if ( !$.isFunction( script ) ) {
- throw new Error( 'script must be a function, not a ' + typeof script );
+ if ( typeof module !== 'string' ) {
+ throw new Error( 'module must be a string, not a ' + typeof module );
}
- if ( typeof style !== 'undefined'
- && typeof style !== 'string'
- && typeof style !== 'object' )
- {
- throw new Error( 'style must be a string or object, not a ' + typeof style );
+ if ( !$.isFunction( script ) && !$.isArray( script ) ) {
+ throw new Error( 'script must be a function or an array, not a ' + typeof script );
}
- if ( typeof localization !== 'undefined'
- && typeof localization !== 'object' )
- {
- throw new Error( 'localization must be an object, not a ' + typeof localization );
+ if ( !$.isPlainObject( style ) ) {
+ throw new Error( 'style must be an object, not a ' + typeof style );
+ }
+ if ( !$.isPlainObject( msgs ) ) {
+ throw new Error( 'msgs must be an object, not a ' + typeof msgs );
}
+ // Automatically register module
+ if ( typeof registry[module] === 'undefined' ) {
+ mw.loader.register( module );
+ }
+ // Check for duplicate implementation
if ( typeof registry[module] !== 'undefined'
&& typeof registry[module].script !== 'undefined' )
{
registry[module].state = 'loaded';
// Attach components
registry[module].script = script;
- if ( typeof style === 'string'
- || typeof style === 'object' && !( style instanceof Array ) )
- {
- registry[module].style = style;
- }
- if ( typeof localization === 'object' ) {
- registry[module].messages = localization;
- }
+ registry[module].style = style;
+ registry[module].messages = msgs;
// Execute or queue callback
if ( compare(
filter( ['ready'], registry[module].dependencies ),
}
};
- /**
- * Flushes the request queue and begin executing load requests on demand
- */
- this.go = function() {
- suspended = false;
- mw.loader.work();
- };
-
/**
* Changes the state of a module
*
*
* @param module string name of module to get version for
*/
- this.version = function( module ) {
+ this.getVersion = function( module ) {
if ( module in registry && 'version' in registry[module] ) {
return formatVersionNumber( registry[module].version );
}
return null;
};
+ /**
+ * @deprecated use mw.loader.getVersion() instead
+ */
+ this.version = function() {
+ return mediaWiki.loader.getVersion.apply( mediaWiki.loader, arguments );
+ };
+
+ /**
+ * Gets the state of a module
+ *
+ * @param module string name of module to get state for
+ */
+ this.getState = function( module ) {
+ if ( module in registry && 'state' in registry[module] ) {
+ return registry[module].state;
+ }
+ return null;
+ };
/* Cache document ready status */
}
// Regular open tag
s += '>';
- if ( typeof contents === 'string') {
+ if ( typeof contents === 'string' ) {
// Escaped
s += this.escape( contents );
} else if ( contents instanceof this.Raw ) {
startUp();
delete startUp;
}
-
-// Add jQuery Cookie to initial payload (used in mw.user)
-mw.loader.load( 'jquery.cookie' );