maintenance/InitialiseMessages.inc

   1 <?php
   2 /**
   3  * Script to initialise the MediaWiki namespace
   4  *
   5  * $Id$
   6  *
   7  * This script is included from update.php and install.php. Do not run it
   8  * by itself.
   9  *
  10  * @deprecated
  11  * @package MediaWiki
  12  * @subpackage Maintenance
  13  */
  14
  15 /** */
  16 function initialiseMessages( $overwrite = false, $messageArray = false ) {
  17         global $wgContLang, $wgScript, $wgServer, $wgAllMessagesEn;
  18         global $wgOut, $wgArticle, $wgUser;
  19         global $wgMessageCache, $wgMemc, $wgDBname, $wgUseMemCached;
  20
  21         # Initialise $wgOut and $wgUser for a command line script
  22         $wgOut->disable();
  23
  24         $wgUser = new User;
  25         $wgUser->setLoaded( true ); # Don't load from DB
  26         $wgUser->setName( 'MediaWiki default' );
  27
  28         # Don't try to draw messages from the database we're initialising
  29         $wgMessageCache->disable();
  30
  31         $fname = 'initialiseMessages';
  32         $ns = NS_MEDIAWIKI;
  33         # cur_user_text responsible for the modifications
  34         # Don't change it unless you're prepared to update the DBs accordingly, otherwise the
  35         # default messages won't be overwritte
  36         $username = 'MediaWiki default';
  37
  38
  39         print "Initialising \"MediaWiki\" namespace...\n";
  40
  41
  42         $dbr =& wfGetDB( DB_SLAVE );
  43         $dbw =& wfGetDB( DB_MASTER );
  44         $cur = $dbr->tableName( 'cur' );
  45
  46         $timestamp = wfTimestampNow();
  47         $invTimestamp = wfInvertTimestamp( $timestamp );
  48
  49         $sql = "SELECT cur_title,cur_is_new,cur_user_text FROM $cur WHERE cur_namespace=$ns AND cur_title IN(";
  50
  51         # Get keys from $wgAllMessagesEn, which is more complete than the local language
  52         $first = true;
  53         if ( $messageArray ) {
  54                 $sortedArray = $messageArray;
  55         } else {
  56                 $sortedArray = $wgAllMessagesEn;
  57         }
  58
  59         ksort( $sortedArray );
  60
  61         # SELECT all existing messages
  62         # Can't afford to be locking all rows for update, this script can take quite a long time to complete
  63         foreach ( $sortedArray as $key => $enMsg ) {
  64                 if ( $key == '' ) {
  65                         continue; // Skip odd members
  66                 }
  67                 if ( $first ) {
  68                         $first = false;
  69                 } else {
  70                         $sql .= ',';
  71                 }
  72                 $titleObj = Title::newFromText( $key );
  73                 $enctitle = $dbr->strencode($titleObj->getDBkey());
  74                 $sql .= "'$enctitle'";
  75         }
  76         $sql .= ')';
  77         $res = $dbr->query( $sql );
  78         $row = $dbr->fetchObject( $res );
  79
  80         # Read the results into an array
  81         # Decide whether or not each one needs to be overwritten
  82         $existingTitles = array();
  83         while ( $row ) {
  84                 if ( $row->cur_user_text != $username ) {
  85                         $existingTitles[$row->cur_title] = 'keep';
  86                 } else {
  87                         $existingTitles[$row->cur_title] = 'chuck';
  88                 }
  89
  90                 $row = $dbr->fetchObject( $res );
  91         }
  92
  93         # Insert queries are done in one multi-row insert
  94         # Here's the start of it:
  95         $arr = array();
  96         $talk = $wgContLang->getNsText( NS_TALK );
  97         $mwtalk = $wgContLang->getNsText( NS_MEDIAWIKI_TALK );
  98
  99         # Process each message
 100         foreach ( $sortedArray as $key => $enMsg ) {
 101                 if ( $key == '' ) {
 102                         continue; // Skip odd members
 103                 }
 104                 # Get message text
 105                 if ( $messageArray ) {
 106                         $message = $enMsg;
 107                 } else {
 108                         $message = wfMsgNoDBForContent( $key );
 109                 }
 110                 $titleObj = Title::newFromText( $key );
 111                 $title = $titleObj->getDBkey();
 112
 113                 # Update messages which already exist
 114                 if ( array_key_exists( $title, $existingTitles ) ) {
 115                         if ( $existingTitles[$title] == 'chuck' || $overwrite) {
 116                                 # print "$title\n";
 117                                 $mwTitleObj = Title::makeTitle( NS_MEDIAWIKI, $title );
 118                                 $article = new Article( $mwTitleObj );
 119                                 $article->quickEdit( $message );
 120                         }
 121                         $doInsert = false;
 122                 } else {
 123                         array_push( $arr, array(
 124                                 'cur_namespace' => $ns,
 125                                 'cur_title' => $title,
 126                                 'cur_text' => $message,
 127                                 'cur_user' => 0,
 128                                 'cur_user_text' => $username,
 129                                 'cur_timestamp' => $dbw->timestamp( $timestamp ),
 130                                 'cur_restrictions' => 'sysop',
 131                                 'cur_is_new' => 1,
 132                                 'inverse_timestamp' => $invTimestamp,
 133                                 'cur_touched' => $dbw->timestamp( $timestamp ) ) );
 134                 }
 135         }
 136
 137         $dbw->insertArray( $cur, $arr, $fname );
 138
 139         # Clear the relevant memcached key
 140         print 'Clearing message cache...';
 141         $wgMessageCache->clear();
 142         print "Done.\n";
 143 }
 144
 145 function loadLanguageFile( $filename )
 146 {
 147         $contents = file_get_contents( $filename );
 148         # Remove header line
 149         $p = strpos( $contents, "\n" ) + 1;
 150         $contents = substr( $contents, $p );
 151         # Unserialize
 152         return unserialize( $contents );
 153 }
 154
 155 function doUpdates() {
 156         global $wgDeferredUpdateList;
 157         foreach ( $wgDeferredUpdateList as $up ) { $up->doUpdate(); }
 158 }
 159
 160 ?>