maintenance/InitialiseMessages.inc

   1 <?php
   2 /**
   3  * Script to initialise the MediaWiki namespace
   4  *
   5  * This script is included from update.php and install.php. Do not run it
   6  * by itself.
   7  *
   8  * @deprecated
   9  * @package MediaWiki
  10  * @subpackage Maintenance
  11  */
  12
  13 /** */
  14 function initialiseMessages( $overwrite = false, $messageArray = false ) {
  15         global $wgLang, $wgScript, $wgServer, $wgAllMessagesEn;
  16         global $wgOut, $wgArticle, $wgUser;
  17         global $wgMessageCache, $wgMemc, $wgDBname, $wgUseMemCached;
  18
  19         # Initialise $wgOut and $wgUser for a command line script
  20         $wgOut->disable();
  21
  22         $wgUser = new User;
  23         $wgUser->setLoaded( true ); # Don't load from DB
  24         $wgUser->setName( 'MediaWiki default' );
  25
  26         # Don't try to draw messages from the database we're initialising
  27         $wgMessageCache->disable();
  28
  29         $fname = 'initialiseMessages';
  30         $ns = NS_MEDIAWIKI;
  31         # cur_user_text responsible for the modifications
  32         # Don't change it unless you're prepared to update the DBs accordingly, otherwise the
  33         # default messages won't be overwritte
  34         $username = 'MediaWiki default';
  35
  36
  37         print "Initialising \"MediaWiki\" namespace...\n";
  38
  39
  40         $dbr =& wfGetDB( DB_SLAVE );
  41         $dbw =& wfGetDB( DB_MASTER );
  42         $cur = $dbr->tableName( 'cur' );
  43
  44         $timestamp = wfTimestampNow();
  45         $invTimestamp = wfInvertTimestamp( $timestamp );
  46
  47         $sql = "SELECT cur_title,cur_is_new,cur_user_text FROM $cur WHERE cur_namespace=$ns AND cur_title IN(";
  48
  49         # Get keys from $wgAllMessagesEn, which is more complete than the local language
  50         $first = true;
  51         if ( $messageArray ) {
  52                 $sortedArray = $messageArray;
  53         } else {
  54                 $sortedArray = $wgAllMessagesEn;
  55         }
  56
  57         ksort( $sortedArray );
  58
  59         # SELECT all existing messages
  60         # Can't afford to be locking all rows for update, this script can take quite a long time to complete
  61         foreach ( $sortedArray as $key => $enMsg ) {
  62                 if ( $key == '' ) {
  63                         continue; // Skip odd members
  64                 }
  65                 if ( $first ) {
  66                         $first = false;
  67                 } else {
  68                         $sql .= ',';
  69                 }
  70                 $titleObj = Title::newFromText( $key );
  71                 $enctitle = $dbr->strencode($titleObj->getDBkey());
  72                 $sql .= "'$enctitle'";
  73         }
  74         $sql .= ')';
  75         $res = $dbr->query( $sql );
  76         $row = $dbr->fetchObject( $res );
  77
  78         # Read the results into an array
  79         # Decide whether or not each one needs to be overwritten
  80         $existingTitles = array();
  81         while ( $row ) {
  82                 if ( $row->cur_user_text != $username ) {
  83                         $existingTitles[$row->cur_title] = 'keep';
  84                 } else {
  85                         $existingTitles[$row->cur_title] = 'chuck';
  86                 }
  87
  88                 $row = $dbr->fetchObject( $res );
  89         }
  90
  91         # Insert queries are done in one multi-row insert
  92         # Here's the start of it:
  93         $arr = array();
  94         $talk = $wgLang->getNsText( NS_TALK );
  95         $mwtalk = $wgLang->getNsText( NS_MEDIAWIKI_TALK );
  96
  97         # Process each message
  98         foreach ( $sortedArray as $key => $enMsg ) {
  99                 if ( $key == '' ) {
 100                         continue; // Skip odd members
 101                 }
 102                 # Get message text
 103                 if ( $messageArray ) {
 104                         $message = $enMsg;
 105                 } else {
 106                         $message = wfMsgNoDB( $key );
 107                 }
 108                 $titleObj = Title::newFromText( $key );
 109                 $title = $titleObj->getDBkey();
 110                 $dbencMsg = $dbw->strencode( $message );
 111
 112                 # Update messages which already exist
 113                 if ( array_key_exists( $title, $existingTitles ) ) {
 114                         if ( $existingTitles[$title] == 'chuck' || $overwrite) {
 115                                 # print "$title\n";
 116                                 $mwTitleObj = Title::makeTitle( NS_MEDIAWIKI, $title );
 117                                 $article = new Article( $mwTitleObj );
 118                                 $article->quickEdit( $message );
 119                         }
 120                         $doInsert = false;
 121                 } else {
 122                         array_push($arr,array(
 123                                 cur_namespace=>$ns,
 124                                 cur_title=>$title,
 125                                 cur_text=>$dbencMsg,
 126                                 cur_user_text=>$username,
 127                                 cur_timestamp=>$dbw->timestamp($timestamp),
 128                                 cur_restrictions=>'sysop',
 129                                 cur_is_new=>1,
 130                                 inverse_timestamp=>$invTimestamp,
 131                                 cur_touched=>$dbw->timestamp($timestamp)));
 132                 }
 133         }
 134
 135         $dbw->insertArray( $cur, $arr, $fname );
 136
 137         # Clear the relevant memcached key
 138         print 'Clearing message cache...';
 139         $wgMessageCache->clear();
 140         print "Done.\n";
 141 }
 142
 143 function loadLanguageFile( $filename )
 144 {
 145         $contents = file_get_contents( $filename );
 146         # Remove header line
 147         $p = strpos( $contents, "\n" ) + 1;
 148         $contents = substr( $contents, $p );
 149         # Unserialize
 150         return unserialize( $contents );
 151 }
 152
 153 function doUpdates() {
 154         global $wgDeferredUpdateList;
 155         foreach ( $wgDeferredUpdateList as $up ) { $up->doUpdate(); }
 156 }
 157
 158 ?>