maintenance/InitialiseMessages.inc

   1 <?php
   2 # Script to initialise the MediaWiki namespace
   3
   4 # This script is included from update.php and install.php. Do not run it
   5 # by itself.
   6
   7 function initialiseMessages( $overwrite = false, $messageArray = false ) {
   8         global $wgLang, $wgScript, $wgServer, $wgAllMessagesEn;
   9         global $wgOut, $wgArticle, $wgUser;
  10         global $wgMessageCache, $wgMemc, $wgDBname, $wgUseMemCached;
  11
  12         # Initialise $wgOut and $wgUser for a command line script
  13         $wgOut->disable();
  14
  15         $wgUser = new User;
  16         $wgUser->setLoaded( true ); # Don't load from DB
  17         $wgUser->setName( "MediaWiki default" );
  18
  19         # Don't try to draw messages from the database we're initialising
  20         $wgMessageCache->disable();
  21
  22         $fname = "initialiseMessages";
  23         $ns = NS_MEDIAWIKI;
  24         # cur_user_text responsible for the modifications
  25         # Don't change it unless you're prepared to update the DBs accordingly, otherwise the
  26         # default messages won't be overwritte
  27         $username = "MediaWiki default";
  28
  29         $timestamp = wfTimestampNow();
  30         $invTimestamp = wfInvertTimestamp( $timestamp );
  31         $navText = '{{int:allmessagestext}}';
  32         $navText .= "
  33
  34 <table border=1 width=100%><tr><td>
  35 '''Name'''
  36 </td><td>
  37 '''Default text'''
  38 </td><td>
  39 '''Current text'''
  40 </td></tr>";
  41
  42         print "Initialising \"MediaWiki\" namespace...\n";
  43         $sql = "SELECT cur_title,cur_is_new,cur_user_text FROM cur WHERE cur_namespace=$ns AND cur_title IN(";
  44
  45         # Get keys from $wgAllMessagesEn, which is more complete than the local language
  46         $first = true;
  47         if ( $messageArray ) {
  48                 $sortedArray = $wgAllMessagesEn;
  49         } else {
  50                 $sortedArray = $wgAllMessagesEn;
  51         }
  52
  53         ksort( $sortedArray );
  54
  55         # SELECT all existing messages
  56         foreach ( $sortedArray as $key => $enMsg ) {
  57                 if ( $key == "" ) {
  58                         continue; // Skip odd members
  59                 }
  60                 if ( $first ) {
  61                         $first = false;
  62                 } else {
  63                         $sql .= ",";
  64                 }
  65                 $titleObj = Title::newFromText( $key );
  66                 $enctitle = wfStrencode($titleObj->getDBkey());
  67                 $sql .= "'$enctitle'";
  68         }
  69         $sql .= ")";
  70         $res = wfQuery( $sql, DB_READ );
  71         $row = wfFetchObject( $res );
  72
  73         # Read the results into an array
  74         # Decide whether or not each one needs to be overwritten
  75         $existingTitles = array();
  76         while ( $row ) {
  77                 if ( $row->cur_user_text != $username ) {
  78                         $existingTitles[$row->cur_title] = "keep";
  79                 } else {
  80                         $existingTitles[$row->cur_title] = "chuck";
  81                 }
  82
  83                 $row = wfFetchObject( $res );
  84         }
  85
  86         # Insert queries are done in one multi-row insert
  87         # Here's the start of it:
  88         $sql = "INSERT INTO cur (cur_namespace, cur_title, cur_text,
  89                 cur_user_text, cur_timestamp, cur_restrictions,
  90                 cur_is_new, inverse_timestamp, cur_touched) VALUES      ";
  91         $first = true;
  92         $talk = $wgLang->getNsText( NS_TALK );
  93         $mwtalk = $wgLang->getNsText( NS_MEDIAWIKI_TALK );
  94
  95         # Process each message
  96         foreach ( $sortedArray as $key => $enMsg ) {
  97                 if ( $key == "" ) {
  98                         continue; // Skip odd members
  99                 }
 100                 # Get message text
 101                 if ( $messageArray ) {
 102                         $message = $enMsg;
 103                 } else {
 104                         $message = wfMsgNoDB( $key );
 105                 }
 106                 $titleObj = Title::newFromText( $key );
 107                 $title = $titleObj->getDBkey();
 108                 $dbencMsg = wfStrencode( $message );
 109
 110                 # Update messages which already exist
 111                 if ( array_key_exists( $title, $existingTitles ) ) {
 112                         if ( $existingTitles[$title] == "chuck" || $overwrite) {
 113                                 print "$title\n";
 114                                 $mwTitleObj = Title::makeTitle( NS_MEDIAWIKI, $title );
 115                                 $article = new Article( $mwTitleObj );
 116                                 $article->quickEdit( $message );
 117                         }
 118                         $doInsert = false;
 119                 } else {
 120                         # Queue for insertion
 121                         if ( $first ) {
 122                                 $first = false;
 123                         } else {
 124                                 $sql .= ",";
 125                         }
 126                         $sql .=
 127                           "($ns,
 128                           '$title',
 129                           '$dbencMsg',
 130                           '$username',
 131                           '$timestamp',
 132                           'sysop',
 133                           1,
 134                           '$invTimestamp',
 135                           '$timestamp')";
 136                 }
 137
 138                 # Make table row for navigation page
 139                 $message = wfEscapeWikiText( $message );
 140                 $navText .=
 141 "<tr><td>
 142 [$wgServer$wgScript?title=MediaWiki:$title&action=edit $key]<br>
 143 [[$mwtalk:$title|$talk]]
 144 </td><td>
 145 $message
 146 </td><td>
 147 {{int:$title}}
 148 </td></tr>";
 149         }
 150
 151         # Perform the insert query
 152         if ( !$first ) {
 153                 wfQuery( $sql, DB_WRITE, $fname );
 154         }
 155
 156         # Write the navigation page
 157
 158         $navText .= "</table>";
 159         $title = wfMsgNoDB( "allmessages" );
 160         $titleObj = Title::makeTitle( NS_MEDIAWIKI, $title );
 161         $wgArticle = new Article( $titleObj );
 162         $wgOut->disable();
 163         $wgUser = User::newFromName( 'MediaWiki default' );
 164         if ( $titleObj->getArticleID() ) {
 165                 $wgArticle->updateArticle( $navText, '', 0, 0 );
 166         } else {
 167                 $wgArticle->insertNewArticle( $navText, '', 0, 0 );
 168         }
 169
 170         # Clear the relevant memcached key
 171         if( $wgUseMemCached ) {
 172                 print "Clearing message cache...";
 173                 $wgMemc->delete( "$wgDBname:messages" );
 174                 print "Done.\n";
 175         }
 176 }
 177
 178 function loadArrayFromFile( $filename )
 179 {
 180         $contents = file_get_contents( $filename );
 181         return unserialize( $contents );
 182 }
 183
 184 function doUpdates() {
 185         global $wgDeferredUpdateList;
 186         foreach ( $wgDeferredUpdateList as $up ) { $up->doUpdate(); }
 187 }
 188
 189 ?>