maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage Maintenance
   5  */
   6
   7  /** */
   8
   9 require_once 'convertLinks.inc';
  10 require_once 'InitialiseMessages.inc';
  11 require_once 'userDupes.inc';
  12
  13 $wgRenamedTables = array(
  14 #           from             to                  patch file
  15 #       array( 'group',         'groups',           'patch-rename-group.sql' ),
  16 );
  17
  18 $wgNewTables = array(
  19 #            table          patch file (in maintenance/archives)
  20         array( 'hitcounter',    'patch-hitcounter.sql' ),
  21         array( 'querycache',    'patch-querycache.sql' ),
  22         array( 'objectcache',   'patch-objectcache.sql' ),
  23         array( 'categorylinks', 'patch-categorylinks.sql' ),
  24         array( 'logging',       'patch-logging.sql' ),
  25         array( 'validate',      'patch-validate.sql' ),
  26 );
  27
  28 $wgNewFields = array(
  29 #           table            field             patch file (in maintenance/archives)
  30         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  31         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  32         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  33         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  34         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  35         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  36         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  37         array( 'user',          'user_token',       'patch-user_token.sql' ),
  38         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  39         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  40         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  41         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  42         array( 'page',          'page_len',         'patch-page_len.sql' ),
  43         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  44         array( 'image',         'img_width',        'patch-img_width.sql' ),
  45         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  46         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  47         array( 'validate',      'val_ip',           'patch-val_ip.sql' ),
  48         array( 'site_stats',    'ss_total_articles', 'patch-ss_total_articles.sql' ),
  49 );
  50
  51 function rename_table( $from, $to, $patch ) {
  52         global $wgDatabase;
  53         if ( $wgDatabase->tableExists( $from ) ) {
  54                 if ( $wgDatabase->tableExists( $to ) ) {
  55                         echo "...can't move table $from to $to, $to already exists.\n";
  56                 } else {
  57                         echo "Moving table $from to $to...";
  58                         dbsource( "maintenance/archives/$patch", $wgDatabase );
  59                         echo "ok\n";
  60                 }
  61         } else {
  62                 // Source table does not exist
  63                 // Renames are done before creations, so this is typical for a new installation
  64                 // Ignore silently
  65         }
  66 }
  67
  68 function add_table( $name, $patch ) {
  69         global $wgDatabase;
  70         if ( $wgDatabase->tableExists( $name ) ) {
  71                 echo "...$name table already exists.\n";
  72         } else {
  73                 echo "Creating $name table...";
  74                 dbsource( "maintenance/archives/$patch", $wgDatabase );
  75                 echo "ok\n";
  76         }
  77 }
  78
  79 function add_field( $table, $field, $patch ) {
  80         global $wgDatabase;
  81         if ( !$wgDatabase->tableExists( $table ) ) {
  82                 echo "...$table table does not exist, skipping new field patch\n";
  83         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
  84                 echo "...have $field field in $table table.\n";
  85         } else {
  86                 echo "Adding $field field to table $table...";
  87                 dbsource( "maintenance/archives/$patch" , $wgDatabase );
  88                 echo "ok\n";
  89         }
  90 }
  91
  92 function do_revision_updates() {
  93         global $wgSoftwareRevision;
  94         if ( $wgSoftwareRevision < 1001 ) {
  95                 update_passwords();
  96         }
  97 }
  98
  99 function update_passwords() {
 100         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 101
 102         global $wgDatabase;
 103         $fname = "Update script: update_passwords()";
 104         print "\nIt appears that you need to update the user passwords in your\n" .
 105           "database. If you have already done this (if you've run this update\n" .
 106           "script once before, for example), doing so again will make all your\n" .
 107           "user accounts inaccessible, so be sure you only do this once.\n" .
 108           "Update user passwords? (yes/no)";
 109
 110         $resp = readconsole();
 111     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 112
 113         $sql = "SELECT user_id,user_password FROM user";
 114         $source = $wgDatabase->query( $sql, $fname );
 115
 116         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 117                 $id = $row->user_id;
 118                 $oldpass = $row->user_password;
 119                 $newpass = md5( "{$id}-{$oldpass}" );
 120
 121                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 122                   "WHERE user_id={$id}";
 123                 $wgDatabase->query( $sql, $fname );
 124         }
 125 }
 126
 127 function do_interwiki_update() {
 128         # Check that interwiki table exists; if it doesn't source it
 129         global $wgDatabase;
 130         if( $wgDatabase->tableExists( "interwiki" ) ) {
 131                 echo "...already have interwiki table\n";
 132                 return true;
 133         }
 134         echo "Creating interwiki table: ";
 135         dbsource( "maintenance/archives/patch-interwiki.sql" );
 136         echo "ok\n";
 137         echo "Adding default interwiki definitions: ";
 138         dbsource( "maintenance/interwiki.sql" );
 139         echo "ok\n";
 140 }
 141
 142 function do_index_update() {
 143         # Check that proper indexes are in place
 144         global $wgDatabase;
 145         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 146         if( $meta->multiple_key == 0 ) {
 147                 echo "Updating indexes to 20031107: ";
 148                 dbsource( "maintenance/archives/patch-indexes.sql" );
 149                 echo "ok\n";
 150                 return true;
 151         }
 152         echo "...indexes seem up to 20031107 standards\n";
 153         return false;
 154 }
 155
 156 function do_image_name_unique_update() {
 157         global $wgDatabase;
 158         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 159                 echo "...image primary key already set.\n";
 160         } else {
 161                 echo "Making img_name the primary key... ";
 162                 dbsource( "maintenance/archives/patch-image_name_primary.sql", $wgDatabase );
 163                 echo "ok\n";
 164         }
 165 }
 166
 167 function do_watchlist_update() {
 168         global $wgDatabase;
 169         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 170                 echo "ENOTIF: The watchlist table is already set up for email notification.\n";
 171         } else {
 172                 echo "ENOTIF: Adding wl_notificationtimestamp field for email notification management.";
 173                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 174                 dbsource( "maintenance/archives/patch-email-notification.sql", $wgDatabase );
 175                 echo "ok\n";
 176         }
 177 }
 178
 179 function do_copy_newtalk_to_watchlist() {
 180         global $wgDatabase;
 181         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 182
 183         if ( $wgDatabase->tableExists( 'user_newtalk' ) ) {
 184                 $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 185                         $wgDatabase->tableName( 'user_newtalk' ) );
 186                 $num_newtalks=$wgDatabase->numRows($res);
 187                 echo "ENOTIF: Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 188
 189                 $user = new User();
 190                 for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 191                         $wluser = $wgDatabase->fetchObject( $res );
 192                         echo 'ENOTIF: <= user_newtalk: user_id='.$wluser->user_id.' user_ip='.$wluser->user_ip."\n";
 193                         if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 194                                 if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 195                                         $wgDatabase->replace( 'watchlist',
 196                                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 197                                                   array('wl_user'                       => 0,
 198                                                         'wl_namespace'                  => NS_USER_TALK,
 199                                                         'wl_title'                      => $wluser->user_ip,
 200                                                         'wl_notificationtimestamp'      => '19700101000000'
 201                                                         ), 'updaters.inc::do_watchlist_update2'
 202                                                 );
 203                                         echo 'ENOTIF: ====> watchlist: user_id=0 '.$wluser->user_ip."\n";
 204                                 }
 205                         } else { # normal users ... have user_ids
 206                                 $user->setID($wluser->user_id);
 207                                 $wgDatabase->replace( 'watchlist',
 208                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 209                                           array('wl_user'                       => $user->getID(),
 210                                                 'wl_namespace'                  => NS_USER_TALK,
 211                                                 'wl_title'                      => $user->getName(),
 212                                                 'wl_notificationtimestamp'      => '19700101000000'
 213                                                 ), 'updaters.inc::do_watchlist_update3'
 214                                         );
 215                                 echo 'ENOTIF: ====> watchlist: user_id='.$user->getID().' '.$user->getName()."\n";
 216                         }
 217                 }
 218                 echo "ENOTIF: The watchlist table has got the former user_newtalk entries.\n";
 219                 dbsource( "maintenance/archives/patch-drop-user_newtalk.sql", $wgDatabase );
 220                 echo "ENOTIF: Deleting the user_newtalk table as its entries are now in the watchlist table.\n";
 221         } else {
 222                 echo "ENOTIF: No user_newtalk table found. Nothing to convert to watchlist table entries.\n";
 223         }
 224 }
 225
 226
 227 function do_user_update() {
 228         global $wgDatabase;
 229         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 230                 echo "User table contains old email authentication field. Dropping... ";
 231                 dbsource( "maintenance/archives/patch-email-authentication.sql", $wgDatabase );
 232                 echo "ok\n";
 233         } else {
 234                 echo "...user table does not contain old email authentication field.\n";
 235         }
 236 }
 237
 238 /**
 239  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 240  * which causes a collation mismatch error on joins in MySQL 4.1.
 241  */
 242 function do_logging_encoding() {
 243         global $wgDatabase;
 244         $logging = $wgDatabase->tableName( 'logging' );
 245         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 246         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 247         $wgDatabase->freeResult( $res );
 248
 249         if( in_array( 'binary', $flags ) ) {
 250                 echo "Logging table has correct title encoding.\n";
 251         } else {
 252                 echo "Fixing title encoding on logging table... ";
 253                 dbsource( 'maintenance/archives/patch-logging-title.sql', $wgDatabase );
 254                 echo "ok\n";
 255         }
 256 }
 257
 258 function do_schema_restructuring() {
 259         global $wgDatabase;
 260         $fname="do_schema_restructuring";
 261         if ( $wgDatabase->tableExists( 'page' ) ) {
 262                 echo "...page table already exists.\n";
 263         } else {
 264                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 265                 echo wfTimestamp();
 266                 echo "......checking for duplicate entries.\n"; flush();
 267
 268                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 269
 270                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 271                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 272
 273                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 274                         echo wfTimestamp();
 275                         echo "......<b>Found duplicate entries</b>\n";
 276                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 277                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 278                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 279                                         $duplicate[$row->cur_namespace] = array();
 280                                 }
 281                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 282                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 283                         }
 284                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 285                         $firstCond = true;
 286                         foreach ( $duplicate as $ns => $titles ) {
 287                                 if ( $firstCond ) {
 288                                         $firstCond = false;
 289                                 } else {
 290                                         $sql .= ' OR ';
 291                                 }
 292                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 293                                 $first = true;
 294                                 foreach ( $titles as $t ) {
 295                                         if ( $first ) {
 296                                                 $sql .= $wgDatabase->addQuotes( $t );
 297                                                 $first = false;
 298                                         } else {
 299                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 300                                         }
 301                                 }
 302                                 $sql .= ") ) \n";
 303                         }
 304                         # By sorting descending, the most recent entry will be the first in the list.
 305                         # All following entries will be deleted by the next while-loop.
 306                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 307
 308                         $rows = $wgDatabase->query( $sql, $fname );
 309
 310                         $prev_title = $prev_namespace = false;
 311                         $deleteId = array();
 312
 313                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 314                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 315                                         $deleteId[] = $row->cur_id;
 316                                 }
 317                                 $prev_title     = $row->cur_title;
 318                                 $prev_namespace = $row->cur_namespace;
 319                         }
 320                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 321                         $rows = $wgDatabase->query( $sql, $fname );
 322                         echo wfTimestamp();
 323                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 324                 }
 325
 326
 327                 echo wfTimestamp();
 328                 echo "......Creating tables.\n";
 329                 $wgDatabase->query("CREATE TABLE $page (
 330                         page_id int(8) unsigned NOT NULL auto_increment,
 331                         page_namespace int NOT NULL,
 332                         page_title varchar(255) binary NOT NULL,
 333                         page_restrictions tinyblob NOT NULL default '',
 334                         page_counter bigint(20) unsigned NOT NULL default '0',
 335                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 336                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 337                         page_random real unsigned NOT NULL,
 338                         page_touched char(14) binary NOT NULL default '',
 339                         page_latest int(8) unsigned NOT NULL,
 340                         page_len int(8) unsigned NOT NULL,
 341
 342                         PRIMARY KEY page_id (page_id),
 343                         UNIQUE INDEX name_title (page_namespace,page_title),
 344                         INDEX (page_random),
 345                         INDEX (page_len)
 346                         ) TYPE=InnoDB", $fname );
 347                 $wgDatabase->query("CREATE TABLE $revision (
 348                         rev_id int(8) unsigned NOT NULL auto_increment,
 349                         rev_page int(8) unsigned NOT NULL,
 350                         rev_comment tinyblob NOT NULL default '',
 351                         rev_user int(5) unsigned NOT NULL default '0',
 352                         rev_user_text varchar(255) binary NOT NULL default '',
 353                         rev_timestamp char(14) binary NOT NULL default '',
 354                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 355                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 356
 357                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 358                         UNIQUE INDEX rev_id (rev_id),
 359                         INDEX rev_timestamp (rev_timestamp),
 360                         INDEX page_timestamp (rev_page,rev_timestamp),
 361                         INDEX user_timestamp (rev_user,rev_timestamp),
 362                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 363                         ) TYPE=InnoDB", $fname );
 364
 365                 echo wfTimestamp();
 366                 echo "......Locking tables.\n";
 367                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 368
 369                 $maxold = $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname );
 370                 echo wfTimestamp();
 371                 echo "......maxold is {$maxold}\n";
 372
 373                 echo wfTimestamp();
 374                 global $wgLegacySchemaConversion;
 375                 if( $wgLegacySchemaConversion ) {
 376                         // Create HistoryBlobCurStub entries.
 377                         // Text will be pulled from the leftover 'cur' table at runtime.
 378                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 379                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 380                         $cur_flags = "'object'";
 381                 } else {
 382                         // Copy all cur text in immediately: this may take longer but avoids
 383                         // having to keep an extra table around.
 384                         echo "......Moving text from cur.\n";
 385                         $cur_text = 'cur_text';
 386                         $cur_flags = "''";
 387                 }
 388                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 389                                 old_timestamp, old_minor_edit, old_flags)
 390                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 391                         FROM $cur", $fname );
 392
 393                 echo wfTimestamp();
 394                 echo "......Setting up revision table.\n";
 395                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 396                                 rev_minor_edit)
 397                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 398                                 old_timestamp, old_minor_edit
 399                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 400
 401                 echo wfTimestamp();
 402                 echo "......Setting up page table.\n";
 403                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 404                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 405                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 406                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 407                         FROM $cur,$revision
 408                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 409
 410                 echo wfTimestamp();
 411                 echo "......Unlocking tables.\n";
 412                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 413
 414                 echo wfTimestamp();
 415                 echo "......Renaming old.\n";
 416                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 417
 418                 echo wfTimestamp();
 419                 echo "...done.\n";
 420         }
 421 }
 422
 423 function do_inverse_timestamp() {
 424         global $wgDatabase;
 425         $fname="do_schema_restructuring";
 426         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 427                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 428                 dbsource( 'maintenance/archives/patch-inverse_timestamp.sql', $wgDatabase );
 429                 echo "ok\n";
 430         } else {
 431                 echo "revision timestamp indexes already up to 2005-03-13\n";
 432         }
 433 }
 434
 435 function do_text_id() {
 436         global $wgDatabase;
 437         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 438                 echo "...rev_text_id already in place.\n";
 439         } else {
 440                 echo "Adding rev_text_id field... ";
 441                 dbsource( 'maintenance/archives/patch-rev_text_id.sql', $wgDatabase );
 442                 echo "ok\n";
 443         }
 444 }
 445
 446 function do_namespace_size() {
 447         $tables = array(
 448                 'page'          => 'page',
 449                 'archive'       => 'ar',
 450                 'recentchanges' => 'rc',
 451                 'watchlist'     => 'wl',
 452                 'querycache'    => 'qc',
 453                 'logging'       => 'log',
 454         );
 455         foreach( $tables as $table => $prefix ) {
 456                 do_namespace_size_on( $table, $prefix );
 457                 flush();
 458         }
 459 }
 460
 461 function do_namespace_size_on( $table, $prefix ) {
 462         global $wgDatabase;
 463         $field = $prefix . '_namespace';
 464
 465         $tablename = $wgDatabase->tableName( $table );
 466         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 467         $info = $wgDatabase->fetchObject( $result );
 468         $wgDatabase->freeResult( $result );
 469
 470         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 471                 echo "...$field is already a full int ($info->Type).\n";
 472         } else {
 473                 echo "Promoting $field from $info->Type to int... ";
 474
 475                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 476                 $wgDatabase->query( $sql );
 477
 478                 echo "ok\n";
 479         }
 480 }
 481
 482 function do_pagelinks_update() {
 483         global $wgDatabase;
 484         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 485                 echo "...already have pagelinks table.\n";
 486         } else {
 487                 echo "Converting links and brokenlinks tables to pagelinks... ";
 488                 dbsource( "maintenance/archives/patch-pagelinks.sql", $wgDatabase );
 489                 echo "ok\n";
 490                 flush();
 491
 492                 global $wgCanonicalNamespaceNames;
 493                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 494                         if( $ns != 0 ) {
 495                                 do_pagelinks_namespace( $ns );
 496                         }
 497                 }
 498         }
 499 }
 500
 501 function do_pagelinks_namespace( $namespace ) {
 502         global $wgDatabase, $wgContLang;
 503
 504         $ns = IntVal( $namespace );
 505         echo "Cleaning up broken links for namespace $ns... ";
 506
 507         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 508         $name = $wgContLang->getNsText( $ns );
 509         $prefix = $wgDatabase->strencode( $name );
 510         $likeprefix = str_replace( '_', '\\_', $prefix);
 511
 512         $sql = "UPDATE $pagelinks
 513                    SET pl_namespace=$ns,
 514                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 515                  WHERE pl_namespace=0
 516                    AND pl_title LIKE '$likeprefix:%'";
 517
 518         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 519         echo "ok\n";
 520 }
 521
 522 function do_drop_img_type() {
 523         global $wgDatabase;
 524
 525         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 526                 echo "Dropping unused img_type field in image table... ";
 527                 dbsource( "maintenance/archives/patch-drop_img_type.sql", $wgDatabase );
 528                 echo "ok\n";
 529         } else {
 530                 echo "No img_type field in image table; Good.\n";
 531         }
 532 }
 533
 534 function do_old_links_update() {
 535         global $wgDatabase;
 536         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 537                 echo "Already have pagelinks; skipping old links table updates.\n";
 538         } else {
 539                 convertLinks(); flush();
 540         }
 541 }
 542
 543 function do_user_unique_update() {
 544         global $wgDatabase;
 545         $duper = new UserDupes( $wgDatabase );
 546         if( $duper->hasUniqueIndex() ) {
 547                 echo "Already have unique user_name index.\n";
 548         } else {
 549                 if( !$duper->clearDupes() ) {
 550                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 551                 }
 552                 echo "Adding unique index on user_name... ";
 553                 dbsource( 'maintenance/archives/patch-user_nameindex.sql', $wgDatabase );
 554                 echo "ok\n";
 555         }
 556 }
 557
 558 function do_user_groups_update() {
 559         $fname = 'do_user_groups_update';
 560         global $wgDatabase;
 561
 562         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 563                 echo "...user_groups table already exists.\n";
 564                 return do_user_groups_reformat();
 565         }
 566
 567         echo "Adding user_groups table... ";
 568         dbsource( 'maintenance/archives/patch-user_groups.sql', $wgDatabase );
 569         echo "ok\n";
 570
 571         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 572                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 573                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 574                         dbsource( 'maintenance/archives/patch-user_rights.sql', $wgDatabase );
 575                         echo "ok\n";
 576                 } else {
 577                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 578                         echo "*** You may need to manually configure some sysops by manipulating\n";
 579                         echo "*** the user_groups table.\n";
 580                         return;
 581                 }
 582         }
 583
 584         echo "Converting user_rights table to user_groups... ";
 585         $result = $wgDatabase->select( 'user_rights',
 586                 array( 'ur_user', 'ur_rights' ),
 587                 array( "ur_rights != ''" ),
 588                 $fname );
 589
 590         while( $row = $wgDatabase->fetchObject( $result ) ) {
 591                 $groups = array_unique(
 592                         array_map( 'trim',
 593                                 explode( ',', $row->ur_rights ) ) );
 594
 595                 foreach( $groups as $group ) {
 596                         $wgDatabase->insert( 'user_groups',
 597                                 array(
 598                                         'ug_user'  => $row->ur_user,
 599                                         'ug_group' => $group ),
 600                                 $fname );
 601                 }
 602         }
 603         $wgDatabase->freeResult( $result );
 604         echo "ok\n";
 605 }
 606
 607 function do_user_groups_reformat() {
 608         # Check for bogus formats from previous 1.5 alpha code.
 609         global $wgDatabase;
 610         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 611
 612         if( $info->type == 'int' ) {
 613                 $oldug = $wgDatabase->tableName( 'user_groups' );
 614                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 615                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 616                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 617                 echo "ok\n";
 618
 619                 echo "Re-adding fresh user_groups table... ";
 620                 dbsource( 'maintenance/archives/patch-user_groups.sql', $wgDatabase );
 621                 echo "ok\n";
 622
 623                 echo "***\n";
 624                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 625                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 626                 echo "***\n";
 627         } else {
 628                 echo "...user_groups is in current format.\n";
 629         }
 630
 631 }
 632
 633 function do_all_updates() {
 634         global $wgNewTables, $wgNewFields, $wgRenamedTables;
 635
 636         # Rename tables
 637         foreach ( $wgRenamedTables as $tableRecord ) {
 638                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 639         }
 640
 641         # Add missing tables
 642         foreach ( $wgNewTables as $tableRecord ) {
 643                 add_table( $tableRecord[0], $tableRecord[1] );
 644                 flush();
 645         }
 646
 647         # Add missing fields
 648         foreach ( $wgNewFields as $fieldRecord ) {
 649                 add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 650                 flush();
 651         }
 652
 653         # Do schema updates which require special handling
 654         do_interwiki_update(); flush();
 655         do_index_update(); flush();
 656         do_old_links_update(); flush();
 657         do_image_name_unique_update(); flush();
 658         do_watchlist_update(); flush();
 659         do_user_update(); flush();
 660         do_copy_newtalk_to_watchlist(); flush();
 661         do_logging_encoding(); flush();
 662
 663         do_schema_restructuring(); flush();
 664         do_inverse_timestamp(); flush();
 665         do_text_id(); flush();
 666         do_namespace_size(); flush();
 667
 668         do_pagelinks_update(); flush();
 669
 670         do_drop_img_type(); flush();
 671
 672         do_user_unique_update(); flush();
 673         do_user_groups_update(); flush();
 674
 675         initialiseMessages(); flush();
 676 }
 677
 678 ?>