--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}
--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}
--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}
--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}
--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}
--- /dev/null
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Trevor Parscal
+ * @author Roan Kattouw
+ */
+
+defined( 'MEDIAWIKI' ) || die( 1 );
+
+/**
+ * Abstraction for resource loader modules, with name registration and maxage functionality.
+ */
+abstract class ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $name = null;
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for message blob mtime
+ protected $msgBlobMtime = array();
+
+ /* Methods */
+
+ /**
+ * Get this module's name. This is set when the module is registered
+ * with ResourceLoader::register()
+ *
+ * @return Mixed: name (string) or null if no name was set
+ */
+ public function getName() {
+ return $this->name;
+ }
+
+ /**
+ * Set this module's name. This is called by ResourceLodaer::register()
+ * when registering the module. Other code should not call this.
+ *
+ * @param $name String: name
+ */
+ public function setName( $name ) {
+ $this->name = $name;
+ }
+
+ /**
+ * Get whether CSS for this module should be flipped
+ */
+ public function getFlip( $context ) {
+ return $context->getDirection() === 'rtl';
+ }
+
+ /**
+ * Get all JS for this module for a given language and skin.
+ * Includes all relevant JS except loader scripts.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JS
+ */
+ public function getScript( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get all CSS for this module for a given skin.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return array: strings of CSS keyed by media type
+ */
+ public function getStyles( ResourceLoaderContext $context ) {
+ // Stub, override expected
+ return '';
+ }
+
+ /**
+ * Get the messages needed for this module.
+ *
+ * To get a JSON blob with messages, use MessageBlobStore::get()
+ *
+ * @return array of message keys. Keys may occur more than once
+ */
+ public function getMessages() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the group this module is in.
+ *
+ * @return string of group name
+ */
+ public function getGroup() {
+ // Stub, override expected
+ return null;
+ }
+
+ /**
+ * Get the loader JS for this module, if set.
+ *
+ * @return Mixed: loader JS (string) or false if no custom loader set
+ */
+ public function getLoaderScript() {
+ // Stub, override expected
+ return false;
+ }
+
+ /**
+ * Get a list of modules this module depends on.
+ *
+ * Dependency information is taken into account when loading a module
+ * on the client side. When adding a module on the server side,
+ * dependency information is NOT taken into account and YOU are
+ * responsible for adding dependent modules as well. If you don't do
+ * this, the client side loader will send a second request back to the
+ * server to fetch the missing modules, which kind of defeats the
+ * purpose of the resource loader.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader script, see getLoaderScript()
+ * @return Array of module names (strings)
+ */
+ public function getDependencies() {
+ // Stub, override expected
+ return array();
+ }
+
+ /**
+ * Get the files this module depends on indirectly for a given skin.
+ * Currently these are only image files referenced by the module's CSS.
+ *
+ * @param $skin String: skin name
+ * @return array of files
+ */
+ public function getFileDependencies( $skin ) {
+ // Try in-object cache first
+ if ( isset( $this->fileDeps[$skin] ) ) {
+ return $this->fileDeps[$skin];
+ }
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $deps = $dbr->selectField( 'module_deps', 'md_deps', array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $skin,
+ ), __METHOD__
+ );
+ if ( !is_null( $deps ) ) {
+ return $this->fileDeps[$skin] = (array) FormatJson::decode( $deps, true );
+ }
+ return $this->fileDeps[$skin] = array();
+ }
+
+ /**
+ * Set preloaded file dependency information. Used so we can load this
+ * information for all modules at once.
+ * @param $skin string Skin name
+ * @param $deps array Array of file names
+ */
+ public function setFileDependencies( $skin, $deps ) {
+ $this->fileDeps[$skin] = $deps;
+ }
+
+ /**
+ * Get the last modification timestamp of the message blob for this
+ * module in a given language.
+ * @param $lang string Language code
+ * @return int UNIX timestamp, or 0 if no blob found
+ */
+ public function getMsgBlobMtime( $lang ) {
+ if ( !count( $this->getMessages() ) )
+ return 0;
+
+ $dbr = wfGetDB( DB_SLAVE );
+ $msgBlobMtime = $dbr->selectField( 'msg_resource', 'mr_timestamp', array(
+ 'mr_resource' => $this->getName(),
+ 'mr_lang' => $lang
+ ), __METHOD__
+ );
+ $this->msgBlobMtime[$lang] = $msgBlobMtime ? wfTimestamp( TS_UNIX, $msgBlobMtime ) : 0;
+ return $this->msgBlobMtime[$lang];
+ }
+
+ /**
+ * Set a preloaded message blob last modification timestamp. Used so we
+ * can load this information for all modules at once.
+ * @param $lang string Language code
+ * @param $mtime int UNIX timestamp or 0 if there is no such blob
+ */
+ public function setMsgBlobMtime( $lang, $mtime ) {
+ $this->msgBlobMtime[$lang] = $mtime;
+ }
+
+ /* Abstract Methods */
+
+ /**
+ * Get this module's last modification timestamp for a given
+ * combination of language, skin and debug mode flag. This is typically
+ * the highest of each of the relevant components' modification
+ * timestamps. Whenever anything happens that changes the module's
+ * contents for these parameters, the mtime should increase.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return int UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ // 0 would mean now
+ return 1;
+ }
+}
+
+/**
+ * Module based on local JS/CSS files. This is the most common type of module.
+ */
+class ResourceLoaderFileModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $scripts = array();
+ protected $styles = array();
+ protected $messages = array();
+ protected $group;
+ protected $dependencies = array();
+ protected $debugScripts = array();
+ protected $languageScripts = array();
+ protected $skinScripts = array();
+ protected $skinStyles = array();
+ protected $loaders = array();
+ protected $parameters = array();
+
+ // In-object cache for file dependencies
+ protected $fileDeps = array();
+ // In-object cache for mtime
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ /**
+ * Construct a new module from an options array.
+ *
+ * @param $options array Options array. If empty, an empty module will be constructed
+ *
+ * $options format:
+ * array(
+ * // Required module options (mutually exclusive)
+ * 'scripts' => 'dir/script.js' | array( 'dir/script1.js', 'dir/script2.js' ... ),
+ *
+ * // Optional module options
+ * 'languageScripts' => array(
+ * '[lang name]' => 'dir/lang.js' | '[lang name]' => array( 'dir/lang1.js', 'dir/lang2.js' ... )
+ * ...
+ * ),
+ * 'skinScripts' => 'dir/skin.js' | array( 'dir/skin1.js', 'dir/skin2.js' ... ),
+ * 'debugScripts' => 'dir/debug.js' | array( 'dir/debug1.js', 'dir/debug2.js' ... ),
+ *
+ * // Non-raw module options
+ * 'dependencies' => 'module' | array( 'module1', 'module2' ... )
+ * 'loaderScripts' => 'dir/loader.js' | array( 'dir/loader1.js', 'dir/loader2.js' ... ),
+ * 'styles' => 'dir/file.css' | array( 'dir/file1.css', 'dir/file2.css' ... ), |
+ * array( 'dir/file1.css' => array( 'media' => 'print' ) ),
+ * 'skinStyles' => array(
+ * '[skin name]' => 'dir/skin.css' | array( 'dir/skin1.css', 'dir/skin2.css' ... ) |
+ * array( 'dir/file1.css' => array( 'media' => 'print' )
+ * ...
+ * ),
+ * 'messages' => array( 'message1', 'message2' ... ),
+ * 'group' => 'stuff',
+ * )
+ *
+ * @param $basePath String: base path to prepend to all paths in $options
+ */
+ public function __construct( $options = array(), $basePath = null ) {
+ foreach ( $options as $option => $value ) {
+ switch ( $option ) {
+ case 'scripts':
+ case 'debugScripts':
+ case 'languageScripts':
+ case 'skinScripts':
+ case 'loaders':
+ $this->{$option} = (array)$value;
+ // Automatically prefix script paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ break;
+ case 'styles':
+ case 'skinStyles':
+ $this->{$option} = (array)$value;
+ // Automatically prefix style paths
+ if ( is_string( $basePath ) ) {
+ foreach ( $this->{$option} as $key => $value ) {
+ if ( is_array( $value ) ) {
+ $this->{$option}[$basePath . $key] = $value;
+ unset( $this->{$option}[$key] );
+ } else {
+ $this->{$option}[$key] = $basePath . $value;
+ }
+ }
+ }
+ break;
+ case 'dependencies':
+ case 'messages':
+ $this->{$option} = (array)$value;
+ break;
+ case 'group':
+ $this->group = (string)$value;
+ break;
+ }
+ }
+ }
+
+ /**
+ * Add script files to this module. In order to be valid, a module
+ * must contain at least one script file.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addScripts( $scripts ) {
+ $this->scripts = array_merge( $this->scripts, (array)$scripts );
+ }
+
+ /**
+ * Add style (CSS) files to this module.
+ *
+ * @param $styles Mixed: path to CSS file (string) or array of paths
+ */
+ public function addStyles( $styles ) {
+ $this->styles = array_merge( $this->styles, (array)$styles );
+ }
+
+ /**
+ * Add messages to this module.
+ *
+ * @param $messages Mixed: message key (string) or array of message keys
+ */
+ public function addMessages( $messages ) {
+ $this->messages = array_merge( $this->messages, (array)$messages );
+ }
+
+ /**
+ * Sets the group of this module.
+ *
+ * @param $group string group name
+ */
+ public function setGroup( $group ) {
+ $this->group = $group;
+ }
+
+ /**
+ * Add dependencies. Dependency information is taken into account when
+ * loading a module on the client side. When adding a module on the
+ * server side, dependency information is NOT taken into account and
+ * YOU are responsible for adding dependent modules as well. If you
+ * don't do this, the client side loader will send a second request
+ * back to the server to fetch the missing modules, which kind of
+ * defeats the point of using the resource loader in the first place.
+ *
+ * To add dependencies dynamically on the client side, use a custom
+ * loader (see addLoaders())
+ *
+ * @param $dependencies Mixed: module name (string) or array of module names
+ */
+ public function addDependencies( $dependencies ) {
+ $this->dependencies = array_merge( $this->dependencies, (array)$dependencies );
+ }
+
+ /**
+ * Add debug scripts to the module. These scripts are only included
+ * in debug mode.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addDebugScripts( $scripts ) {
+ $this->debugScripts = array_merge( $this->debugScripts, (array)$scripts );
+ }
+
+ /**
+ * Add language-specific scripts. These scripts are only included for
+ * a given language.
+ *
+ * @param $lang String: language code
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLanguageScripts( $lang, $scripts ) {
+ $this->languageScripts = array_merge_recursive(
+ $this->languageScripts,
+ array( $lang => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific scripts. These scripts are only included for
+ * a given skin.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addSkinScripts( $skin, $scripts ) {
+ $this->skinScripts = array_merge_recursive(
+ $this->skinScripts,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add skin-specific CSS. These CSS files are only included for a
+ * given skin. If there are no skin-specific CSS files for a skin,
+ * the files defined for 'default' will be used, if any.
+ *
+ * @param $skin String: skin name, or 'default'
+ * @param $scripts Mixed: path to CSS file (string) or array of paths
+ */
+ public function addSkinStyles( $skin, $scripts ) {
+ $this->skinStyles = array_merge_recursive(
+ $this->skinStyles,
+ array( $skin => $scripts )
+ );
+ }
+
+ /**
+ * Add loader scripts. These scripts are loaded on every page and are
+ * responsible for registering this module using
+ * mediaWiki.loader.register(). If there are no loader scripts defined,
+ * the resource loader will register the module itself.
+ *
+ * Loader scripts are used to determine a module's dependencies
+ * dynamically on the client side (e.g. based on browser type/version).
+ * Note that loader scripts are included on every page, so they should
+ * be lightweight and use mediaWiki.loader.register()'s callback
+ * feature to defer dependency calculation.
+ *
+ * @param $scripts Mixed: path to script file (string) or array of paths
+ */
+ public function addLoaders( $scripts ) {
+ $this->loaders = array_merge( $this->loaders, (array)$scripts );
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $retval = $this->getPrimaryScript() . "\n" .
+ $this->getLanguageScript( $context->getLanguage() ) . "\n" .
+ $this->getSkinScript( $context->getSkin() );
+
+ if ( $context->getDebug() ) {
+ $retval .= $this->getDebugScript();
+ }
+
+ return $retval;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ $styles = array();
+ foreach ( $this->getPrimaryStyles() as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+ foreach ( $this->getSkinStyles( $context->getSkin() ) as $media => $style ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $styles[$media] .= $style;
+ }
+
+ // Collect referenced files
+ $files = array();
+ foreach ( $styles as $style ) {
+ // Extract and store the list of referenced files
+ $files = array_merge( $files, CSSMin::getLocalFileReferences( $style ) );
+ }
+
+ // Only store if modified
+ if ( $files !== $this->getFileDependencies( $context->getSkin() ) ) {
+ $encFiles = FormatJson::encode( $files );
+ $dbw = wfGetDB( DB_MASTER );
+ $dbw->replace( 'module_deps',
+ array( array( 'md_module', 'md_skin' ) ), array(
+ 'md_module' => $this->getName(),
+ 'md_skin' => $context->getSkin(),
+ 'md_deps' => $encFiles,
+ )
+ );
+ }
+
+ return $styles;
+ }
+
+ public function getMessages() {
+ return $this->messages;
+ }
+
+ public function getGroup() {
+ return $this->group;
+ }
+
+ public function getDependencies() {
+ return $this->dependencies;
+ }
+
+ public function getLoaderScript() {
+ if ( count( $this->loaders ) == 0 ) {
+ return false;
+ }
+
+ return self::concatScripts( $this->loaders );
+ }
+
+ /**
+ * Get the last modified timestamp of this module, which is calculated
+ * as the highest last modified timestamp of its constituent files and
+ * the files it depends on (see getFileDependencies()). Only files
+ * relevant to the given language and skin are taken into account, and
+ * files only relevant in debug mode are not taken into account when
+ * debug mode is off.
+ *
+ * @param $context ResourceLoaderContext object
+ * @return Integer: UNIX timestamp
+ */
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ if ( isset( $this->modifiedTime[$context->getHash()] ) ) {
+ return $this->modifiedTime[$context->getHash()];
+ }
+ wfProfileIn( __METHOD__ );
+
+ // Sort of nasty way we can get a flat list of files depended on by all styles
+ $styles = array();
+ foreach ( self::organizeFilesByOption( $this->styles, 'media', 'all' ) as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+ $skinFiles = (array) self::getSkinFiles(
+ $context->getSkin(), self::organizeFilesByOption( $this->skinStyles, 'media', 'all' )
+ );
+ foreach ( $skinFiles as $styleFiles ) {
+ $styles = array_merge( $styles, $styleFiles );
+ }
+
+ // Final merge, this should result in a master list of dependent files
+ $files = array_merge(
+ $this->scripts,
+ $styles,
+ $context->getDebug() ? $this->debugScripts : array(),
+ isset( $this->languageScripts[$context->getLanguage()] ) ?
+ (array) $this->languageScripts[$context->getLanguage()] : array(),
+ (array) self::getSkinFiles( $context->getSkin(), $this->skinScripts ),
+ $this->loaders,
+ $this->getFileDependencies( $context->getSkin() )
+ );
+
+ wfProfileIn( __METHOD__.'-filemtime' );
+ $filesMtime = max( array_map( 'filemtime', array_map( array( __CLASS__, 'remapFilename' ), $files ) ) );
+ wfProfileOut( __METHOD__.'-filemtime' );
+ $this->modifiedTime[$context->getHash()] = max( $filesMtime, $this->getMsgBlobMtime( $context->getLanguage() ) );
+ wfProfileOut( __METHOD__ );
+ return $this->modifiedTime[$context->getHash()];
+ }
+
+ /* Protected Members */
+
+ /**
+ * Get the primary JS for this module. This is pulled from the
+ * script files added through addScripts()
+ *
+ * @return String: JS
+ */
+ protected function getPrimaryScript() {
+ return self::concatScripts( $this->scripts );
+ }
+
+ /**
+ * Get the primary CSS for this module. This is pulled from the CSS
+ * files added through addStyles()
+ *
+ * @return Array
+ */
+ protected function getPrimaryStyles() {
+ return self::concatStyles( $this->styles );
+ }
+
+ /**
+ * Get the debug JS for this module. This is pulled from the script
+ * files added through addDebugScripts()
+ *
+ * @return String: JS
+ */
+ protected function getDebugScript() {
+ return self::concatScripts( $this->debugScripts );
+ }
+
+ /**
+ * Get the language-specific JS for a given language. This is pulled
+ * from the language-specific script files added through addLanguageScripts()
+ *
+ * @return String: JS
+ */
+ protected function getLanguageScript( $lang ) {
+ if ( !isset( $this->languageScripts[$lang] ) ) {
+ return '';
+ }
+ return self::concatScripts( $this->languageScripts[$lang] );
+ }
+
+ /**
+ * Get the skin-specific JS for a given skin. This is pulled from the
+ * skin-specific JS files added through addSkinScripts()
+ *
+ * @return String: JS
+ */
+ protected function getSkinScript( $skin ) {
+ return self::concatScripts( self::getSkinFiles( $skin, $this->skinScripts ) );
+ }
+
+ /**
+ * Get the skin-specific CSS for a given skin. This is pulled from the
+ * skin-specific CSS files added through addSkinStyles()
+ *
+ * @return Array: list of CSS strings keyed by media type
+ */
+ protected function getSkinStyles( $skin ) {
+ return self::concatStyles( self::getSkinFiles( $skin, $this->skinStyles ) );
+ }
+
+ /**
+ * Helper function to get skin-specific data from an array.
+ *
+ * @param $skin String: skin name
+ * @param $map Array: map of skin names to arrays
+ * @return $map[$skin] if set and non-empty, or $map['default'] if set, or an empty array
+ */
+ protected static function getSkinFiles( $skin, $map ) {
+ $retval = array();
+
+ if ( isset( $map[$skin] ) && $map[$skin] ) {
+ $retval = $map[$skin];
+ } else if ( isset( $map['default'] ) ) {
+ $retval = $map['default'];
+ }
+
+ return $retval;
+ }
+
+ /**
+ * Get the contents of a set of files and concatenate them, with
+ * newlines in between. Each file is used only once.
+ *
+ * @param $files Array of file names
+ * @return String: concatenated contents of $files
+ */
+ protected static function concatScripts( $files ) {
+ return implode( "\n",
+ array_map(
+ 'file_get_contents',
+ array_map(
+ array( __CLASS__, 'remapFilename' ),
+ array_unique( (array) $files ) ) ) );
+ }
+
+ protected static function organizeFilesByOption( $files, $option, $default ) {
+ $organizedFiles = array();
+ foreach ( (array) $files as $key => $value ) {
+ if ( is_int( $key ) ) {
+ // File name as the value
+ if ( !isset( $organizedFiles[$default] ) ) {
+ $organizedFiles[$default] = array();
+ }
+ $organizedFiles[$default][] = $value;
+ } else if ( is_array( $value ) ) {
+ // File name as the key, options array as the value
+ $media = isset( $value[$option] ) ? $value[$option] : $default;
+ if ( !isset( $organizedFiles[$media] ) ) {
+ $organizedFiles[$media] = array();
+ }
+ $organizedFiles[$media][] = $key;
+ }
+ }
+ return $organizedFiles;
+ }
+
+ /**
+ * Get the contents of a set of CSS files, remap then and concatenate
+ * them, with newlines in between. Each file is used only once.
+ *
+ * @param $styles Array of file names
+ * @return Array: list of concatenated and remapped contents of $files keyed by media type
+ */
+ protected static function concatStyles( $styles ) {
+ $styles = self::organizeFilesByOption( $styles, 'media', 'all' );
+ foreach ( $styles as $media => $files ) {
+ $styles[$media] =
+ implode( "\n",
+ array_map(
+ array( __CLASS__, 'remapStyle' ),
+ array_unique( (array) $files ) ) );
+ }
+ return $styles;
+ }
+
+ /**
+ * Remap a relative to $IP. Used as a callback for array_map()
+ *
+ * @param $file String: file name
+ * @return string $IP/$file
+ */
+ protected static function remapFilename( $file ) {
+ global $IP;
+
+ return "$IP/$file";
+ }
+
+ /**
+ * Get the contents of a CSS file and run it through CSSMin::remap().
+ * This wrapper is needed so we can use array_map() in concatStyles()
+ *
+ * @param $file String: file name
+ * @return string Remapped CSS
+ */
+ protected static function remapStyle( $file ) {
+ global $wgScriptPath;
+ return CSSMin::remap(
+ file_get_contents( self::remapFilename( $file ) ),
+ dirname( $file ),
+ $wgScriptPath . '/' . dirname( $file ),
+ true
+ );
+ }
+}
+
+/**
+ * Abstraction for resource loader modules which pull from wiki pages
+ *
+ * This can only be used for wiki pages in the MediaWiki and User namespaces, because of it's dependence on the
+ * functionality of Title::isValidCssJsSubpage.
+ */
+abstract class ResourceLoaderWikiModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ // In-object cache for modified time
+ protected $modifiedTime = array();
+
+ /* Abstract Protected Methods */
+
+ abstract protected function getPages( ResourceLoaderContext $context );
+
+ /* Protected Methods */
+
+ protected function getContent( $page, $ns ) {
+ if ( $ns === NS_MEDIAWIKI ) {
+ return wfEmptyMsg( $page ) ? '' : wfMsgExt( $page, 'content' );
+ }
+ if ( $title = Title::newFromText( $page, $ns ) ) {
+ if ( $title->isValidCssJsSubpage() && $revision = Revision::newFromTitle( $title ) ) {
+ return $revision->getRawText();
+ }
+ }
+ return null;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $scripts = '';
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'script' ) {
+ if ( $script = $this->getContent( $page, $options['ns'] ) ) {
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $scripts .= "/*$ns:$page */\n$script\n";
+ }
+ }
+ }
+ return $scripts;
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+
+ $styles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ if ( $options['type'] === 'style' ) {
+ $media = isset( $options['media'] ) ? $options['media'] : 'all';
+ if ( $style = $this->getContent( $page, $options['ns'] ) ) {
+ if ( !isset( $styles[$media] ) ) {
+ $styles[$media] = '';
+ }
+ $ns = MWNamespace::getCanonicalName( $options['ns'] );
+ $styles[$media] .= "/* $ns:$page */\n$style\n";
+ }
+ }
+ }
+ return $styles;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ $titles = array();
+ foreach ( $this->getPages( $context ) as $page => $options ) {
+ $titles[$options['ns']][$page] = true;
+ }
+
+ $modifiedTime = 1; // wfTimestamp() interprets 0 as "now"
+
+ if ( $titles ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $latest = $dbr->selectField( 'page', 'MAX(page_touched)',
+ $dbr->makeWhereFrom2d( $titles, 'page_namespace', 'page_title' ),
+ __METHOD__ );
+
+ if ( $latest ) {
+ $modifiedTime = wfTimestamp( TS_UNIX, $latest );
+ }
+ }
+
+ return $this->modifiedTime[$hash] = $modifiedTime;
+ }
+}
+
+/**
+ * Module for site customizations
+ */
+class ResourceLoaderSiteModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgHandheldStyle;
+
+ $pages = array(
+ 'Common.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ 'Common.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ ucfirst( $context->getSkin() ) . '.js' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'script' ),
+ ucfirst( $context->getSkin() ) . '.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style' ),
+ 'Print.css' => array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'print' ),
+ );
+ if ( $wgHandheldStyle ) {
+ $pages['Handheld.css'] = array( 'ns' => NS_MEDIAWIKI, 'type' => 'style', 'media' => 'handheld' );
+ }
+ return $pages;
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'site';
+ }
+}
+
+/**
+ * Module for user customizations
+ */
+class ResourceLoaderUserModule extends ResourceLoaderWikiModule {
+
+ /* Protected Methods */
+
+ protected function getPages( ResourceLoaderContext $context ) {
+ global $wgAllowUserCss;
+
+ if ( $context->getUser() && $wgAllowUserCss ) {
+ $username = $context->getUser();
+ return array(
+ "$username/common.js" => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/" . $context->getSkin() . '.js' => array( 'ns' => NS_USER, 'type' => 'script' ),
+ "$username/common.css" => array( 'ns' => NS_USER, 'type' => 'style' ),
+ "$username/" . $context->getSkin() . '.css' => array( 'ns' => NS_USER, 'type' => 'style' ),
+ );
+ }
+ return array();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'user';
+ }
+}
+
+/**
+ * Module for user preference customizations
+ */
+class ResourceLoaderUserOptionsModule extends ResourceLoaderModule {
+
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Methods */
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+
+ global $wgUser;
+
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $this->modifiedTime[$hash] = $wgUser->getTouched();
+ } else {
+ return 1;
+ }
+ }
+
+ /**
+ * Fetch the context's user options, or if it doesn't match current user,
+ * the default options.
+ *
+ * @param $context ResourceLoaderContext
+ * @return array
+ */
+ protected function contextUserOptions( ResourceLoaderContext $context ) {
+ global $wgUser;
+
+ // Verify identity -- this is a private module
+ if ( $context->getUser() === $wgUser->getName() ) {
+ return $wgUser->getOptions();
+ } else {
+ return User::getDefaultOptions();
+ }
+ }
+
+ public function getScript( ResourceLoaderContext $context ) {
+ $encOptions = FormatJson::encode( $this->contextUserOptions( $context ) );
+ return "mediaWiki.user.options.set( $encOptions );";
+ }
+
+ public function getStyles( ResourceLoaderContext $context ) {
+ global $wgAllowUserCssPrefs;
+
+ if ( $wgAllowUserCssPrefs ) {
+ $options = $this->contextUserOptions( $context );
+
+ // Build CSS rules
+ $rules = array();
+ if ( $options['underline'] < 2 ) {
+ $rules[] = "a { text-decoration: " . ( $options['underline'] ? 'underline' : 'none' ) . "; }";
+ }
+ if ( $options['highlightbroken'] ) {
+ $rules[] = "a.new, #quickbar a.new { color: #ba0000; }\n";
+ } else {
+ $rules[] = "a.new, #quickbar a.new, a.stub, #quickbar a.stub { color: inherit; }";
+ $rules[] = "a.new:after, #quickbar a.new:after { content: '?'; color: #ba0000; }";
+ $rules[] = "a.stub:after, #quickbar a.stub:after { content: '!'; color: #772233; }";
+ }
+ if ( $options['justify'] ) {
+ $rules[] = "#article, #bodyContent, #mw_content { text-align: justify; }\n";
+ }
+ if ( !$options['showtoc'] ) {
+ $rules[] = "#toc { display: none; }\n";
+ }
+ if ( !$options['editsection'] ) {
+ $rules[] = ".editsection { display: none; }\n";
+ }
+ if ( $options['editfont'] !== 'default' ) {
+ $rules[] = "textarea { font-family: {$options['editfont']}; }\n";
+ }
+ return array( 'all' => implode( "\n", $rules ) );
+ }
+ return array();
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ public function getGroup() {
+ return 'private';
+ }
+}
+
+class ResourceLoaderStartUpModule extends ResourceLoaderModule {
+ /* Protected Members */
+
+ protected $modifiedTime = array();
+
+ /* Protected Methods */
+
+ protected function getConfig( $context ) {
+ global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
+ $wgArticlePath, $wgScriptPath, $wgServer, $wgContLang, $wgBreakFrames,
+ $wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
+ $wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
+ $wgSitename, $wgFileExtensions;
+
+ // Pre-process information
+ $separatorTransTable = $wgContLang->separatorTransformTable();
+ $separatorTransTable = $separatorTransTable ? $separatorTransTable : array();
+ $compactSeparatorTransTable = array(
+ implode( "\t", array_keys( $separatorTransTable ) ),
+ implode( "\t", $separatorTransTable ),
+ );
+ $digitTransTable = $wgContLang->digitTransformTable();
+ $digitTransTable = $digitTransTable ? $digitTransTable : array();
+ $compactDigitTransTable = array(
+ implode( "\t", array_keys( $digitTransTable ) ),
+ implode( "\t", $digitTransTable ),
+ );
+ $mainPage = Title::newMainPage();
+
+ // Build list of variables
+ $vars = array(
+ 'wgLoadScript' => $wgLoadScript,
+ 'debug' => $context->getDebug(),
+ 'skin' => $context->getSkin(),
+ 'stylepath' => $wgStylePath,
+ 'wgUrlProtocols' => wfUrlProtocols(),
+ 'wgArticlePath' => $wgArticlePath,
+ 'wgScriptPath' => $wgScriptPath,
+ 'wgScriptExtension' => $wgScriptExtension,
+ 'wgScript' => $wgScript,
+ 'wgVariantArticlePath' => $wgVariantArticlePath,
+ 'wgActionPaths' => $wgActionPaths,
+ 'wgServer' => $wgServer,
+ 'wgUserLanguage' => $context->getLanguage(),
+ 'wgContentLanguage' => $wgContLang->getCode(),
+ 'wgBreakFrames' => $wgBreakFrames,
+ 'wgVersion' => $wgVersion,
+ 'wgEnableAPI' => $wgEnableAPI,
+ 'wgEnableWriteAPI' => $wgEnableWriteAPI,
+ 'wgSeparatorTransformTable' => $compactSeparatorTransTable,
+ 'wgDigitTransformTable' => $compactDigitTransTable,
+ 'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
+ 'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
+ 'wgNamespaceIds' => $wgContLang->getNamespaceIds(),
+ 'wgSiteName' => $wgSitename,
+ 'wgFileExtensions' => $wgFileExtensions,
+ 'wgDBname' => $wgDBname,
+ );
+ if ( $wgContLang->hasVariants() ) {
+ $vars['wgUserVariant'] = $wgContLang->getPreferredVariant();
+ }
+ if ( $wgUseAjax && $wgEnableMWSuggest ) {
+ $vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
+ }
+
+ return $vars;
+ }
+
+ /**
+ * Gets registration code for all modules
+ *
+ * @param $context ResourceLoaderContext object
+ * @return String: JavaScript code for registering all modules with the client loader
+ */
+ public static function getModuleRegistrations( ResourceLoaderContext $context ) {
+ global $wgCacheEpoch;
+ wfProfileIn( __METHOD__ );
+
+ $out = '';
+ $registrations = array();
+ foreach ( $context->getResourceLoader()->getModules() as $name => $module ) {
+ // Support module loader scripts
+ if ( ( $loader = $module->getLoaderScript() ) !== false ) {
+ $deps = $module->getDependencies();
+ $group = $module->getGroup();
+ $version = wfTimestamp( TS_ISO_8601_BASIC, round( $module->getModifiedTime( $context ), -2 ) );
+ $out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $loader );
+ }
+ // Automatically register module
+ else {
+ $mtime = max( $module->getModifiedTime( $context ), wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
+ // Modules without dependencies or a group pass two arguments (name, timestamp) to
+ // mediaWiki.loader.register()
+ if ( !count( $module->getDependencies() && $module->getGroup() === null ) ) {
+ $registrations[] = array( $name, $mtime );
+ }
+ // Modules with dependencies but no group pass three arguments (name, timestamp, dependencies)
+ // to mediaWiki.loader.register()
+ else if ( $module->getGroup() === null ) {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies() );
+ }
+ // Modules with dependencies pass four arguments (name, timestamp, dependencies, group)
+ // to mediaWiki.loader.register()
+ else {
+ $registrations[] = array(
+ $name, $mtime, $module->getDependencies(), $module->getGroup() );
+ }
+ }
+ }
+ $out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
+
+ wfProfileOut( __METHOD__ );
+ return $out;
+ }
+
+ /* Methods */
+
+ public function getScript( ResourceLoaderContext $context ) {
+ global $IP, $wgLoadScript;
+
+ $out = file_get_contents( "$IP/resources/startup.js" );
+ if ( $context->getOnly() === 'scripts' ) {
+ // Build load query for jquery and mediawiki modules
+ $query = array(
+ 'modules' => implode( '|', array( 'jquery', 'mediawiki' ) ),
+ 'only' => 'scripts',
+ 'lang' => $context->getLanguage(),
+ 'skin' => $context->getSkin(),
+ 'debug' => $context->getDebug() ? 'true' : 'false',
+ 'version' => wfTimestamp( TS_ISO_8601_BASIC, round( max(
+ $context->getResourceLoader()->getModule( 'jquery' )->getModifiedTime( $context ),
+ $context->getResourceLoader()->getModule( 'mediawiki' )->getModifiedTime( $context )
+ ), -2 ) )
+ );
+ // Ensure uniform query order
+ ksort( $query );
+
+ // Startup function
+ $configuration = FormatJson::encode( $this->getConfig( $context ) );
+ $registrations = self::getModuleRegistrations( $context );
+ $out .= "var startUp = function() {\n\t$registrations\n\tmediaWiki.config.set( $configuration );\n};";
+
+ // Conditional script injection
+ $scriptTag = Xml::escapeJsString( Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) ) );
+ $out .= "if ( isCompatible() ) {\n\tdocument.write( '$scriptTag' );\n}\ndelete isCompatible;";
+ }
+
+ return $out;
+ }
+
+ public function getModifiedTime( ResourceLoaderContext $context ) {
+ global $IP, $wgCacheEpoch;
+
+ $hash = $context->getHash();
+ if ( isset( $this->modifiedTime[$hash] ) ) {
+ return $this->modifiedTime[$hash];
+ }
+ $this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
+
+ // ATTENTION!: Because of the line above, this is not going to cause infinite recursion - think carefully
+ // before making changes to this code!
+ $time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
+ foreach ( $context->getResourceLoader()->getModules() as $module ) {
+ $time = max( $time, $module->getModifiedTime( $context ) );
+ }
+ return $this->modifiedTime[$hash] = $time;
+ }
+
+ public function getFlip( $context ) {
+ global $wgContLang;
+
+ return $wgContLang->getDir() !== $context->getDirection();
+ }
+
+ /* Methods */
+
+ public function getGroup() {
+ return 'startup';
+ }
+}