Implement 9 modules dieUsage errors
[lhc/web/wiklou.git] / includes / api / ApiQuerySiteinfo.php
index b2d6da1..1e42f40 100644 (file)
@@ -23,7 +23,7 @@
  * http://www.gnu.org/copyleft/gpl.html
  */
 
-if( !defined('MEDIAWIKI') ) {
+if ( !defined( 'MEDIAWIKI' ) ) {
        // Eclipse helper - will be ignored in production
        require_once( 'ApiQueryBase.php' );
 }
@@ -41,128 +41,198 @@ class ApiQuerySiteinfo extends ApiQueryBase {
 
        public function execute() {
                $params = $this->extractRequestParams();
-               foreach( $params['prop'] as $p )
+               $done = array();
+               foreach ( $params['prop'] as $p )
                {
                        switch ( $p )
                        {
                                case 'general':
-                                       $this->appendGeneralInfo( $p );
+                                       $fit = $this->appendGeneralInfo( $p );
                                        break;
                                case 'namespaces':
-                                       $this->appendNamespaces( $p );
+                                       $fit = $this->appendNamespaces( $p );
                                        break;
                                case 'namespacealiases':
-                                       $this->appendNamespaceAliases( $p );
+                                       $fit = $this->appendNamespaceAliases( $p );
                                        break;
                                case 'specialpagealiases':
-                                       $this->appendSpecialPageAliases( $p );
+                                       $fit = $this->appendSpecialPageAliases( $p );
+                                       break;
+                               case 'magicwords':
+                                       $fit = $this->appendMagicWords( $p );
                                        break;
                                case 'interwikimap':
                                        $filteriw = isset( $params['filteriw'] ) ? $params['filteriw'] : false;
-                                       $this->appendInterwikiMap( $p, $filteriw );
+                                       $fit = $this->appendInterwikiMap( $p, $filteriw );
                                        break;
                                case 'dbrepllag':
-                                       $this->appendDbReplLagInfo( $p, $params['showalldb'] );
+                                       $fit = $this->appendDbReplLagInfo( $p, $params['showalldb'] );
                                        break;
                                case 'statistics':
-                                       $this->appendStatistics( $p );
+                                       $fit = $this->appendStatistics( $p );
                                        break;
                                case 'usergroups':
-                                       $this->appendUserGroups( $p );
+                                       $fit = $this->appendUserGroups( $p, $params['numberingroup'] );
+                                       break;
+                               case 'extensions':
+                                       $fit = $this->appendExtensions( $p );
+                                       break;
+                               case 'fileextensions':
+                                       $fit = $this->appendFileExtensions( $p );
+                                       break;
+                               case 'rightsinfo':
+                                       $fit = $this->appendRightsInfo( $p );
+                                       break;
+                               case 'languages':
+                                       $fit = $this->appendLanguages( $p );
                                        break;
                                default :
                                        ApiBase :: dieDebug( __METHOD__, "Unknown prop=$p" );
                        }
+                       if ( !$fit )
+                       {
+                               // Abuse siprop as a query-continue parameter
+                               // and set it to all unprocessed props
+                               $this->setContinueEnumParameter( 'prop', implode( '|',
+                                               array_diff( $params['prop'], $done ) ) );
+                               break;
+                       }
+                       $done[] = $p;
                }
        }
 
        protected function appendGeneralInfo( $property ) {
-               global $wgSitename, $wgVersion, $wgCapitalLinks, $wgRightsCode, $wgRightsText, $wgContLang;
-               global $wgLanguageCode, $IP, $wgEnableWriteAPI, $wgLang, $wgLocaltimezone, $wgLocalTZoffset;
+               global $wgContLang;
+               global $wgLang;
 
                $data = array();
-               $mainPage = Title :: newFromText(wfMsgForContent('mainpage'));
+               $mainPage = Title :: newFromText( wfMsgForContent( 'mainpage' ) );
                $data['mainpage'] = $mainPage->getPrefixedText();
                $data['base'] = $mainPage->getFullUrl();
-               $data['sitename'] = $wgSitename;
-               $data['generator'] = "MediaWiki $wgVersion";
-
-               $svn = SpecialVersion::getSvnRevision( $IP );
-               if( $svn )
+               $data['sitename'] = $GLOBALS['wgSitename'];
+               $data['generator'] = "MediaWiki {$GLOBALS['wgVersion']}";
+               $data['phpversion'] = phpversion();
+               $data['phpsapi'] = php_sapi_name();
+               $data['dbtype'] = $GLOBALS['wgDBtype'];
+               $data['dbversion'] = $this->getDB()->getServerVersion();
+
+               $svn = SpecialVersion::getSvnRevision( $GLOBALS['IP'] );
+               if ( $svn )
                        $data['rev'] = $svn;
 
-               $data['case'] = $wgCapitalLinks ? 'first-letter' : 'case-sensitive'; // 'case-insensitive' option is reserved for future
+               // 'case-insensitive' option is reserved for future
+               $data['case'] = $GLOBALS['wgCapitalLinks'] ? 'first-letter' : 'case-sensitive';
 
-               if( isset( $wgRightsCode ) )
-                       $data['rightscode'] = $wgRightsCode;
-               $data['rights'] = $wgRightsText;
-               $data['lang'] = $wgLanguageCode;
-               if( $wgContLang->isRTL() ) 
+               if ( isset( $GLOBALS['wgRightsCode'] ) )
+                       $data['rightscode'] = $GLOBALS['wgRightsCode'];
+               $data['rights'] = $GLOBALS['wgRightsText'];
+               $data['lang'] = $GLOBALS['wgLanguageCode'];
+               if ( $wgContLang->isRTL() )
                        $data['rtl'] = '';
                $data['fallback8bitEncoding'] = $wgLang->fallback8bitEncoding();
                
-               if( wfReadOnly() )
+               if ( wfReadOnly() ) {
                        $data['readonly'] = '';
-               if( $wgEnableWriteAPI )
+                       $data['readonlyreason'] = wfReadOnlyReason();
+               }
+               if ( $GLOBALS['wgEnableWriteAPI'] )
                        $data['writeapi'] = '';
 
-               $tz = $wgLocaltimezone;
-               $offset = $wgLocalTZoffset;
-               if( is_null( $tz ) ) {
+               $tz = $GLOBALS['wgLocaltimezone'];
+               $offset = $GLOBALS['wgLocalTZoffset'];
+               if ( is_null( $tz ) ) {
                        $tz = 'UTC';
                        $offset = 0;
-               } elseif( is_null( $offset ) ) {
+               } elseif ( is_null( $offset ) ) {
                        $offset = 0;
                }
                $data['timezone'] = $tz;
-               $data['timeoffset'] = $offset;
-
-               $this->getResult()->addValue( 'query', $property, $data );
+               $data['timeoffset'] = intval( $offset );
+               $data['articlepath'] = $GLOBALS['wgArticlePath'];
+               $data['scriptpath'] = $GLOBALS['wgScriptPath'];
+               $data['script'] = $GLOBALS['wgScript'];
+               $data['variantarticlepath'] = $GLOBALS['wgVariantArticlePath'];
+               $data['server'] = $GLOBALS['wgServer'];
+               $data['wikiid'] = wfWikiID();
+               $data['time'] = wfTimestamp( TS_ISO_8601, time() );
+
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendNamespaces( $property ) {
                global $wgContLang;
                $data = array();
-               foreach( $wgContLang->getFormattedNamespaces() as $ns => $title )
+               foreach ( $wgContLang->getFormattedNamespaces() as $ns => $title )
                {
                        $data[$ns] = array(
-                               'id' => $ns
+                               'id' => intval( $ns ),
+                               'case' => MWNamespace::isCapitalized( $ns ) ? 'first-letter' : 'case-sensitive',
                        );
                        ApiResult :: setContent( $data[$ns], $title );
-                       if( MWNamespace::hasSubpages($ns) )
+                       $canonical = MWNamespace::getCanonicalName( $ns );
+                       
+                       if ( MWNamespace::hasSubpages( $ns ) )
                                $data[$ns]['subpages'] = '';
+                       
+                       if ( $canonical )
+                               $data[$ns]['canonical'] = strtr( $canonical, '_', ' ' );
+                       
+                       if ( MWNamespace::isContent( $ns ) )
+                               $data[$ns]['content'] = '';
                }
 
                $this->getResult()->setIndexedTagName( $data, 'ns' );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendNamespaceAliases( $property ) {
-               global $wgNamespaceAliases;
+               global $wgNamespaceAliases, $wgContLang;
+               $aliases = array_merge( $wgNamespaceAliases, $wgContLang->getNamespaceAliases() );
+               $namespaces = $wgContLang->getNamespaces();
                $data = array();
-               foreach( $wgNamespaceAliases as $title => $ns ) {
+               foreach ( $aliases as $title => $ns ) {
+                       if ( $namespaces[$ns] == $title ) {
+                               // Don't list duplicates
+                               continue;
+                       }
                        $item = array(
-                               'id' => $ns
+                               'id' => intval( $ns )
                        );
                        ApiResult :: setContent( $item, strtr( $title, '_', ' ' ) );
                        $data[] = $item;
                }
 
                $this->getResult()->setIndexedTagName( $data, 'ns' );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendSpecialPageAliases( $property ) {
                global $wgLang;
                $data = array();
-               foreach( $wgLang->getSpecialPageAliases() as $specialpage => $aliases )
+               foreach ( $wgLang->getSpecialPageAliases() as $specialpage => $aliases )
                {
                        $arr = array( 'realname' => $specialpage, 'aliases' => $aliases );
                        $this->getResult()->setIndexedTagName( $arr['aliases'], 'alias' );
                        $data[] = $arr;
                }
                $this->getResult()->setIndexedTagName( $data, 'specialpage' );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
+       }
+       
+       protected function appendMagicWords( $property ) {
+               global $wgContLang;
+               $data = array();
+               foreach ( $wgContLang->getMagicWords() as $magicword => $aliases )
+               {
+                       $caseSensitive = array_shift( $aliases );
+                       $arr = array( 'name' => $magicword, 'aliases' => $aliases );
+                       if ( $caseSensitive )
+                               $arr['case-sensitive'] = '';
+                       $this->getResult()->setIndexedTagName( $arr['aliases'], 'alias' );
+                       $data[] = $arr;
+               }
+               $this->getResult()->setIndexedTagName( $data, 'magicword' );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendInterwikiMap( $property, $filter ) {
@@ -170,11 +240,11 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                $this->addTables( 'interwiki' );
                $this->addFields( array( 'iw_prefix', 'iw_local', 'iw_url' ) );
 
-               if( $filter === 'local' )
+               if ( $filter === 'local' )
                        $this->addWhere( 'iw_local = 1' );
-               elseif( $filter === '!local' )
+               elseif ( $filter === '!local' )
                        $this->addWhere( 'iw_local = 0' );
-               elseif( $filter !== false )
+               elseif ( $filter )
                        ApiBase :: dieDebug( __METHOD__, "Unknown filter=$filter" );
 
                $this->addOption( 'ORDER BY', 'iw_prefix' );
@@ -184,14 +254,14 @@ class ApiQuerySiteinfo extends ApiQueryBase {
 
                $data = array();
                $langNames = Language::getLanguageNames();
-               while( $row = $db->fetchObject($res) )
+               while ( $row = $db->fetchObject( $res ) )
                {
                        $val = array();
                        $val['prefix'] = $row->iw_prefix;
-                       if( $row->iw_local == '1' )
+                       if ( $row->iw_local == '1' )
                                $val['local'] = '';
 //                     $val['trans'] = intval($row->iw_trans); // should this be exposed?
-                       if( isset( $langNames[$row->iw_prefix] ) )
+                       if ( isset( $langNames[$row->iw_prefix] ) )
                                $val['language'] = $langNames[$row->iw_prefix];
                        $val['url'] = $row->iw_url;
 
@@ -200,19 +270,19 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                $db->freeResult( $res );
 
                $this->getResult()->setIndexedTagName( $data, 'iw' );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendDbReplLagInfo( $property, $includeAll ) {
                global $wgShowHostnames;
                $data = array();
-               if( $includeAll ) {
+               if ( $includeAll ) {
                        if ( !$wgShowHostnames )
-                               $this->dieUsage('Cannot view all servers info unless $wgShowHostnames is true', 'includeAllDenied');
+                               $this->dieUsage( 'Cannot view all servers info unless $wgShowHostnames is true', 'includeAllDenied' );
 
                        $lb = wfGetLB();
                        $lags = $lb->getLagTimes();
-                       foreach( $lags as $i => $lag ) {
+                       foreach ( $lags as $i => $lag ) {
                                $data[] = array(
                                        'host' => $lb->getServerName( $i ),
                                        'lag' => $lag
@@ -222,42 +292,136 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                        list( $host, $lag ) = wfGetLB()->getMaxLag();
                        $data[] = array(
                                'host' => $wgShowHostnames ? $host : '',
-                               'lag' => $lag
+                               'lag' => intval( $lag )
                        );
                }
 
                $result = $this->getResult();
                $result->setIndexedTagName( $data, 'db' );
-               $result->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
        protected function appendStatistics( $property ) {
+               global $wgDisableCounters;
                $data = array();
                $data['pages'] = intval( SiteStats::pages() );
                $data['articles'] = intval( SiteStats::articles() );
-               $data['views'] = intval( SiteStats::views() );
+               if ( !$wgDisableCounters ) {
+                       $data['views'] = intval( SiteStats::views() );
+               }
                $data['edits'] = intval( SiteStats::edits() );
                $data['images'] = intval( SiteStats::images() );
                $data['users'] = intval( SiteStats::users() );
                $data['activeusers'] = intval( SiteStats::activeUsers() );
-               $data['admins'] = intval( SiteStats::numberingroup('sysop') );
+               $data['admins'] = intval( SiteStats::numberingroup( 'sysop' ) );
                $data['jobs'] = intval( SiteStats::jobs() );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
-       protected function appendUserGroups( $property ) {
+       protected function appendUserGroups( $property, $numberInGroup ) {
                global $wgGroupPermissions;
                $data = array();
-               foreach( $wgGroupPermissions as $group => $permissions ) {
-                       $arr = array( 'name' => $group, 'rights' => array_keys( $permissions, true ) );
+               foreach ( $wgGroupPermissions as $group => $permissions ) {
+                       $arr = array(
+                               'name' => $group,
+                               'rights' => array_keys( $permissions, true ),
+                       );
+                       if ( $numberInGroup )
+                               $arr['number'] = SiteStats::numberInGroup( $group );
+                       
                        $this->getResult()->setIndexedTagName( $arr['rights'], 'permission' );
                        $data[] = $arr;
                }
 
                $this->getResult()->setIndexedTagName( $data, 'group' );
-               $this->getResult()->addValue( 'query', $property, $data );
+               return $this->getResult()->addValue( 'query', $property, $data );
+       }
+       
+       protected function appendFileExtensions( $property ) {
+               global $wgFileExtensions;
+               
+               $data = array();
+               foreach ( $wgFileExtensions as $ext ) {
+                       $data[] = array( 'ext' => $ext );
+               }
+               $this->getResult()->setIndexedTagName( $data, 'fe' );
+               return $this->getResult()->addValue( 'query', $property, $data );
+       }
+
+       protected function appendExtensions( $property ) {
+               global $wgExtensionCredits;
+               $data = array();
+               foreach ( $wgExtensionCredits as $type => $extensions ) {
+                       foreach ( $extensions as $ext ) {
+                               $ret = array();
+                               $ret['type'] = $type;
+                               if ( isset( $ext['name'] ) )
+                                       $ret['name'] = $ext['name'];
+                               if ( isset( $ext['description'] ) )
+                                       $ret['description'] = $ext['description'];
+                               if ( isset( $ext['descriptionmsg'] ) ) {
+                                       // Can be a string or array( key, param1, param2, ... )
+                                       if ( is_array( $ext['descriptionmsg'] ) ) {
+                                               $ret['descriptionmsg'] = $ext['descriptionmsg'][0];
+                                               $ret['descriptionmsgparams'] = array_slice( $ext['descriptionmsg'], 1 );
+                                               $this->getResult()->setIndexedTagName( $ret['descriptionmsgparams'], 'param' );
+                                       } else {
+                                               $ret['descriptionmsg'] = $ext['descriptionmsg'];
+                                       }
+                               }
+                               if ( isset( $ext['author'] ) ) {
+                                       $ret['author'] = is_array( $ext['author'] ) ?
+                                               implode( ', ', $ext['author' ] ) : $ext['author'];
+                               }
+                               if ( isset( $ext['url'] ) ) {
+                                       $ret['url'] = $ext['url'];
+                               }
+                               if ( isset( $ext['version'] ) ) {
+                                               $ret['version'] = $ext['version'];
+                               } elseif ( isset( $ext['svn-revision'] ) &&
+                                       preg_match( '/\$(?:Rev|LastChangedRevision|Revision): *(\d+)/',
+                                               $ext['svn-revision'], $m ) )
+                               {
+                                               $ret['version'] = 'r' . $m[1];
+                               }
+                               $data[] = $ret;
+                       }
+               }
+
+               $this->getResult()->setIndexedTagName( $data, 'ext' );
+               return $this->getResult()->addValue( 'query', $property, $data );
        }
 
+
+       protected function appendRightsInfo( $property ) {
+               global $wgRightsPage, $wgRightsUrl, $wgRightsText;
+               $title = Title::newFromText( $wgRightsPage );
+               $url = $title ? $title->getFullURL() : $wgRightsUrl;
+               $text = $wgRightsText;
+               if ( !$text && $title ) {
+                       $text = $title->getPrefixedText();
+               }
+
+               $data = array(
+                       'url' => $url ? $url : '',
+                       'text' => $text ?  $text : ''
+               );
+
+               return $this->getResult()->addValue( 'query', $property, $data );
+       }
+
+       public function appendLanguages( $property ) {
+               $data = array();
+               foreach ( Language::getLanguageNames() as $code => $name ) {
+                       $lang = array( 'code' => $code );
+                       ApiResult::setContent( $lang, $name );
+                       $data[] = $lang;
+               }
+               $this->getResult()->setIndexedTagName( $data, 'lang' );
+               return $this->getResult()->addValue( 'query', $property, $data );
+       }
+
+
        public function getAllowedParams() {
                return array(
                        'prop' => array(
@@ -268,10 +432,15 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                                        'namespaces',
                                        'namespacealiases',
                                        'specialpagealiases',
+                                       'magicwords',
                                        'interwikimap',
                                        'dbrepllag',
                                        'statistics',
                                        'usergroups',
+                                       'extensions',
+                                       'fileextensions',
+                                       'rightsinfo',
+                                       'languages',
                                )
                        ),
                        'filteriw' => array(
@@ -281,6 +450,7 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                                )
                        ),
                        'showalldb' => false,
+                       'numberingroup' => false,
                );
        }
 
@@ -288,17 +458,23 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                return array(
                        'prop' => array(
                                'Which sysinfo properties to get:',
-                               ' "general"      - Overall system information',
-                               ' "namespaces"   - List of registered namespaces (localized)',
-                               ' "namespacealiases" - List of registered namespace aliases',
-                               ' "specialpagealiases" - List of special page aliases',
-                               ' "statistics"   - Returns site statistics',
-                               ' "interwikimap" - Returns interwiki map (optionally filtered)',
-                               ' "dbrepllag"    - Returns database server with the highest replication lag',
-                               ' "usergroups"   - Returns user groups and the associated permissions',
+                               ' general      - Overall system information',
+                               ' namespaces   - List of registered namespaces and their canonical names',
+                               ' namespacealiases - List of registered namespace aliases',
+                               ' specialpagealiases - List of special page aliases',
+                               ' magicwords   - List of magic words and their aliases',
+                               ' statistics   - Returns site statistics',
+                               ' interwikimap - Returns interwiki map (optionally filtered)',
+                               ' dbrepllag    - Returns database server with the highest replication lag',
+                               ' usergroups   - Returns user groups and the associated permissions',
+                               ' extensions   - Returns extensions installed on the wiki',
+                               ' fileextensions - Returns list of file extensions allowed to be uploaded',
+                               ' rightsinfo   - Returns wiki rights (license) information if available',
+                               ' languages    - Returns a list of languages MediaWiki supports',
                        ),
                        'filteriw' =>  'Return only local or only nonlocal entries of the interwiki map',
                        'showalldb' => 'List all database servers, not just the one lagging the most',
+                       'numberingroup' => 'Lists the number of users in user groups',
                );
        }
 
@@ -306,6 +482,12 @@ class ApiQuerySiteinfo extends ApiQueryBase {
                return 'Return general information about the site.';
        }
 
+       public function getPossibleErrors() {
+               return array_merge( parent::getPossibleErrors(), array(
+                       array( 'code' => 'includeAllDenied', 'info' => 'Cannot view all servers info unless $wgShowHostnames is true' ),
+               ) );
+       }
+
        protected function getExamples() {
                return array(
                        'api.php?action=query&meta=siteinfo&siprop=general|namespaces|namespacealiases|statistics',