maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage Maintenance
   5  */
   6
   7  /** */
   8
   9 if ( !defined( 'MEDIAWIKI' ) ) {
  10         echo "This file is not a valid entry point\n";
  11         exit( 1 );
  12 }
  13
  14 require_once 'convertLinks.inc';
  15 require_once 'userDupes.inc';
  16 require_once 'deleteDefaultMessages.php';
  17
  18 $wgRenamedTables = array(
  19 #           from             to                  patch file
  20 #       array( 'group',         'groups',           'patch-rename-group.sql' ),
  21 );
  22
  23 $wgNewTables = array(
  24 #            table          patch file (in maintenance/archives)
  25         array( 'hitcounter',    'patch-hitcounter.sql' ),
  26         array( 'querycache',    'patch-querycache.sql' ),
  27         array( 'objectcache',   'patch-objectcache.sql' ),
  28         array( 'categorylinks', 'patch-categorylinks.sql' ),
  29         array( 'logging',       'patch-logging.sql' ),
  30         array( 'user_newtalk',  'patch-usernewtalk2.sql' ),
  31         array( 'transcache',    'patch-transcache.sql' ),
  32         array( 'trackbacks',    'patch-trackbacks.sql' ),
  33         array( 'externallinks', 'patch-externallinks.sql' ),
  34         array( 'job',           'patch-job.sql' ),
  35         array( 'langlinks',     'patch-langlinks.sql' ),
  36         array( 'querycache_info', 'patch-querycacheinfo.sql' ),
  37         array( 'filearchive',   'patch-filearchive.sql' ),
  38         array( 'redirect',      'patch-redirect.sql' ),
  39         array( 'querycachetwo', 'patch-querycachetwo.sql' ),
  40 #       array( 'page_restrictions', 'patch-page_restrictions.sql' ),
  41 );
  42
  43 $wgNewFields = array(
  44 #           table            field             patch file (in maintenance/archives)
  45         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  46         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  47         array( 'ipblocks',      'ipb_enable_autoblock', 'patch-ipb_optional_autoblock.sql' ),
  48         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  49         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  50         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  51         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  52         array( 'recentchanges', 'rc_old_len',       'patch-rc_len.sql' ),
  53         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  54         array( 'user',          'user_token',       'patch-user_token.sql' ),
  55         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  56         array( 'user',          'user_registration','patch-user_registration.sql' ),
  57         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  58         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  59         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  60         array( 'page',          'page_len',         'patch-page_len.sql' ),
  61         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  62         array( 'image',         'img_width',        'patch-img_width.sql' ),
  63         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  64         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  65         array( 'site_stats',    'ss_total_pages',   'patch-ss_total_articles.sql' ),
  66         array( 'interwiki',     'iw_trans',         'patch-interwiki-trans.sql' ),
  67         array( 'ipblocks',      'ipb_range_start',  'patch-ipb_range_start.sql' ),
  68         array( 'site_stats',    'ss_images',        'patch-ss_images.sql' ),
  69         array( 'ipblocks',      'ipb_anon_only',    'patch-ipb_anon_only.sql' ),
  70         array( 'user',          'user_newpass_time','patch-user_newpass_time.sql' ),
  71         array( 'user',          'user_editcount',   'patch-user_editcount.sql' ),
  72 );
  73
  74 function rename_table( $from, $to, $patch ) {
  75         global $wgDatabase;
  76         if ( $wgDatabase->tableExists( $from ) ) {
  77                 if ( $wgDatabase->tableExists( $to ) ) {
  78                         echo "...can't move table $from to $to, $to already exists.\n";
  79                 } else {
  80                         echo "Moving table $from to $to...";
  81                         dbsource( archive($patch), $wgDatabase );
  82                         echo "ok\n";
  83                 }
  84         } else {
  85                 // Source table does not exist
  86                 // Renames are done before creations, so this is typical for a new installation
  87                 // Ignore silently
  88         }
  89 }
  90
  91 function add_table( $name, $patch ) {
  92         global $wgDatabase;
  93         if ( $wgDatabase->tableExists( $name ) ) {
  94                 echo "...$name table already exists.\n";
  95         } else {
  96                 echo "Creating $name table...";
  97                 dbsource( archive($patch), $wgDatabase );
  98                 echo "ok\n";
  99         }
 100 }
 101
 102 function add_field( $table, $field, $patch ) {
 103         global $wgDatabase;
 104         if ( !$wgDatabase->tableExists( $table ) ) {
 105                 echo "...$table table does not exist, skipping new field patch\n";
 106         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
 107                 echo "...have $field field in $table table.\n";
 108         } else {
 109                 echo "Adding $field field to table $table...";
 110                 dbsource( archive($patch) , $wgDatabase );
 111                 echo "ok\n";
 112         }
 113 }
 114
 115 function do_revision_updates() {
 116         global $wgSoftwareRevision;
 117         if ( $wgSoftwareRevision < 1001 ) {
 118                 update_passwords();
 119         }
 120 }
 121
 122 function update_passwords() {
 123         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 124
 125         global $wgDatabase;
 126         $fname = "Update script: update_passwords()";
 127         print "\nIt appears that you need to update the user passwords in your\n" .
 128           "database. If you have already done this (if you've run this update\n" .
 129           "script once before, for example), doing so again will make all your\n" .
 130           "user accounts inaccessible, so be sure you only do this once.\n" .
 131           "Update user passwords? (yes/no)";
 132
 133         $resp = readconsole();
 134     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 135
 136         $sql = "SELECT user_id,user_password FROM user";
 137         $source = $wgDatabase->query( $sql, $fname );
 138
 139         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 140                 $id = $row->user_id;
 141                 $oldpass = $row->user_password;
 142                 $newpass = md5( "{$id}-{$oldpass}" );
 143
 144                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 145                   "WHERE user_id={$id}";
 146                 $wgDatabase->query( $sql, $fname );
 147         }
 148 }
 149
 150 function do_interwiki_update() {
 151         # Check that interwiki table exists; if it doesn't source it
 152         global $wgDatabase, $IP;
 153         if( $wgDatabase->tableExists( "interwiki" ) ) {
 154                 echo "...already have interwiki table\n";
 155                 return true;
 156         }
 157         echo "Creating interwiki table: ";
 158         dbsource( archive("patch-interwiki.sql") );
 159         echo "ok\n";
 160         echo "Adding default interwiki definitions: ";
 161         dbsource( "$IP/maintenance/interwiki.sql" );
 162         echo "ok\n";
 163 }
 164
 165 function do_index_update() {
 166         # Check that proper indexes are in place
 167         global $wgDatabase;
 168         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 169         if( $meta->multiple_key == 0 ) {
 170                 echo "Updating indexes to 20031107: ";
 171                 dbsource( archive("patch-indexes.sql") );
 172                 echo "ok\n";
 173                 return true;
 174         }
 175         echo "...indexes seem up to 20031107 standards\n";
 176         return false;
 177 }
 178
 179 function do_image_index_update() {
 180         global $wgDatabase;
 181
 182         $meta = $wgDatabase->fieldInfo( "image", "img_major_mime" );
 183         if( $meta->multiple_key == 0 ) {
 184                 echo "Updating indexes to 20050912: ";
 185                 dbsource( archive("patch-mimesearch-indexes.sql") );
 186                 echo "ok\n";
 187                 return true;
 188         }
 189         echo "...indexes seem up to 20050912 standards\n";
 190         return false;
 191 }
 192
 193 function do_image_name_unique_update() {
 194         global $wgDatabase;
 195         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 196                 echo "...image primary key already set.\n";
 197         } else {
 198                 echo "Making img_name the primary key... ";
 199                 dbsource( archive("patch-image_name_primary.sql"), $wgDatabase );
 200                 echo "ok\n";
 201         }
 202 }
 203
 204 function do_logging_timestamp_index() {
 205         global $wgDatabase;
 206         if( $wgDatabase->indexExists( 'logging', 'times' ) ) {
 207                 echo "...timestamp key on logging already exists.\n";
 208         } else {
 209                 echo "Adding timestamp key on logging table... ";
 210                 dbsource( archive("patch-logging-times-index.sql"), $wgDatabase );
 211                 echo "ok\n";
 212         }
 213 }
 214
 215
 216 function do_watchlist_update() {
 217         global $wgDatabase;
 218         $fname = 'do_watchlist_update';
 219         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 220                 echo "The watchlist table is already set up for email notification.\n";
 221         } else {
 222                 echo "Adding wl_notificationtimestamp field for email notification management.";
 223                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 224                 dbsource( archive( 'patch-email-notification.sql' ), $wgDatabase );
 225                 echo "ok\n";
 226         }
 227         # Check if we need to add talk page rows to the watchlist
 228         $talk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', $fname );
 229         $nontalk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', $fname );
 230         if ( $talk != $nontalk ) {
 231                 echo "Adding missing watchlist talk page rows... ";
 232                 flush();
 233
 234                 $wgDatabase->insertSelect( 'watchlist', 'watchlist',
 235                         array(
 236                                 'wl_user' => 'wl_user',
 237                                 'wl_namespace' => 'wl_namespace | 1',
 238                                 'wl_title' => 'wl_title',
 239                                 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
 240                         ), array( 'NOT (wl_namespace & 1)' ), $fname, 'IGNORE' );
 241                 echo "ok\n";
 242         } else {
 243                 echo "...watchlist talk page rows already present\n";
 244         }
 245 }
 246
 247 function do_copy_newtalk_to_watchlist() {
 248         global $wgDatabase;
 249         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 250
 251         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 252                 $wgDatabase->tableName( 'user_newtalk' ) );
 253         $num_newtalks=$wgDatabase->numRows($res);
 254         echo "Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 255
 256         $user = new User();
 257         for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 258                 $wluser = $wgDatabase->fetchObject( $res );
 259                 if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 260                         if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 261                                 $wgDatabase->replace( 'watchlist',
 262                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 263                                           array('wl_user'                       => 0,
 264                                                 'wl_namespace'                  => NS_USER_TALK,
 265                                                 'wl_title'                      => $wluser->user_ip,
 266                                                 'wl_notificationtimestamp'      => '19700101000000'
 267                                                 ), 'updaters.inc::do_watchlist_update2'
 268                                         );
 269                         }
 270                 } else { # normal users ... have user_ids
 271                         $user->setID($wluser->user_id);
 272                         $wgDatabase->replace( 'watchlist',
 273                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 274                                   array('wl_user'                       => $user->getID(),
 275                                         'wl_namespace'                  => NS_USER_TALK,
 276                                         'wl_title'                      => $user->getName(),
 277                                         'wl_notificationtimestamp'      => '19700101000000'
 278                                         ), 'updaters.inc::do_watchlist_update3'
 279                                 );
 280                 }
 281         }
 282         echo "Done.\n";
 283 }
 284
 285
 286 function do_user_update() {
 287         global $wgDatabase;
 288         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 289                 echo "User table contains old email authentication field. Dropping... ";
 290                 dbsource( archive( 'patch-email-authentication.sql' ), $wgDatabase );
 291                 echo "ok\n";
 292         } else {
 293                 echo "...user table does not contain old email authentication field.\n";
 294         }
 295 }
 296
 297 /**
 298  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 299  * which causes a collation mismatch error on joins in MySQL 4.1.
 300  */
 301 function do_logging_encoding() {
 302         global $wgDatabase, $wgDBtype;
 303         if ($wgDBtype != 'mysql')
 304                 return;
 305         $logging = $wgDatabase->tableName( 'logging' );
 306         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 307         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 308         $wgDatabase->freeResult( $res );
 309
 310         if( in_array( 'binary', $flags ) ) {
 311                 echo "Logging table has correct title encoding.\n";
 312         } else {
 313                 echo "Fixing title encoding on logging table... ";
 314                 dbsource( archive( 'patch-logging-title.sql' ), $wgDatabase );
 315                 echo "ok\n";
 316         }
 317 }
 318
 319 function do_schema_restructuring() {
 320         global $wgDatabase;
 321         $fname="do_schema_restructuring";
 322         if ( $wgDatabase->tableExists( 'page' ) ) {
 323                 echo "...page table already exists.\n";
 324         } else {
 325                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 326                 echo wfTimestamp();
 327                 echo "......checking for duplicate entries.\n"; flush();
 328
 329                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 330
 331                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 332                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 333
 334                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 335                         echo wfTimestamp();
 336                         echo "......<b>Found duplicate entries</b>\n";
 337                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 338                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 339                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 340                                         $duplicate[$row->cur_namespace] = array();
 341                                 }
 342                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 343                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 344                         }
 345                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 346                         $firstCond = true;
 347                         foreach ( $duplicate as $ns => $titles ) {
 348                                 if ( $firstCond ) {
 349                                         $firstCond = false;
 350                                 } else {
 351                                         $sql .= ' OR ';
 352                                 }
 353                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 354                                 $first = true;
 355                                 foreach ( $titles as $t ) {
 356                                         if ( $first ) {
 357                                                 $sql .= $wgDatabase->addQuotes( $t );
 358                                                 $first = false;
 359                                         } else {
 360                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 361                                         }
 362                                 }
 363                                 $sql .= ") ) \n";
 364                         }
 365                         # By sorting descending, the most recent entry will be the first in the list.
 366                         # All following entries will be deleted by the next while-loop.
 367                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 368
 369                         $rows = $wgDatabase->query( $sql, $fname );
 370
 371                         $prev_title = $prev_namespace = false;
 372                         $deleteId = array();
 373
 374                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 375                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 376                                         $deleteId[] = $row->cur_id;
 377                                 }
 378                                 $prev_title     = $row->cur_title;
 379                                 $prev_namespace = $row->cur_namespace;
 380                         }
 381                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 382                         $rows = $wgDatabase->query( $sql, $fname );
 383                         echo wfTimestamp();
 384                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 385                 }
 386
 387
 388                 echo wfTimestamp();
 389                 echo "......Creating tables.\n";
 390                 $wgDatabase->query("CREATE TABLE $page (
 391                         page_id int(8) unsigned NOT NULL auto_increment,
 392                         page_namespace int NOT NULL,
 393                         page_title varchar(255) binary NOT NULL,
 394                         page_restrictions tinyblob NOT NULL,
 395                         page_counter bigint(20) unsigned NOT NULL default '0',
 396                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 397                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 398                         page_random real unsigned NOT NULL,
 399                         page_touched char(14) binary NOT NULL default '',
 400                         page_latest int(8) unsigned NOT NULL,
 401                         page_len int(8) unsigned NOT NULL,
 402
 403                         PRIMARY KEY page_id (page_id),
 404                         UNIQUE INDEX name_title (page_namespace,page_title),
 405                         INDEX (page_random),
 406                         INDEX (page_len)
 407                         ) TYPE=InnoDB", $fname );
 408                 $wgDatabase->query("CREATE TABLE $revision (
 409                         rev_id int(8) unsigned NOT NULL auto_increment,
 410                         rev_page int(8) unsigned NOT NULL,
 411                         rev_comment tinyblob NOT NULL,
 412                         rev_user int(5) unsigned NOT NULL default '0',
 413                         rev_user_text varchar(255) binary NOT NULL default '',
 414                         rev_timestamp char(14) binary NOT NULL default '',
 415                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 416                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 417
 418                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 419                         UNIQUE INDEX rev_id (rev_id),
 420                         INDEX rev_timestamp (rev_timestamp),
 421                         INDEX page_timestamp (rev_page,rev_timestamp),
 422                         INDEX user_timestamp (rev_user,rev_timestamp),
 423                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 424                         ) TYPE=InnoDB", $fname );
 425
 426                 echo wfTimestamp();
 427                 echo "......Locking tables.\n";
 428                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 429
 430                 $maxold = intval( $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname ) );
 431                 echo wfTimestamp();
 432                 echo "......maxold is {$maxold}\n";
 433
 434                 echo wfTimestamp();
 435                 global $wgLegacySchemaConversion;
 436                 if( $wgLegacySchemaConversion ) {
 437                         // Create HistoryBlobCurStub entries.
 438                         // Text will be pulled from the leftover 'cur' table at runtime.
 439                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 440                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 441                         $cur_flags = "'object'";
 442                 } else {
 443                         // Copy all cur text in immediately: this may take longer but avoids
 444                         // having to keep an extra table around.
 445                         echo "......Moving text from cur.\n";
 446                         $cur_text = 'cur_text';
 447                         $cur_flags = "''";
 448                 }
 449                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 450                                 old_timestamp, old_minor_edit, old_flags)
 451                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 452                         FROM $cur", $fname );
 453
 454                 echo wfTimestamp();
 455                 echo "......Setting up revision table.\n";
 456                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 457                                 rev_minor_edit)
 458                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 459                                 old_timestamp, old_minor_edit
 460                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 461
 462                 echo wfTimestamp();
 463                 echo "......Setting up page table.\n";
 464                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 465                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 466                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 467                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 468                         FROM $cur,$revision
 469                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 470
 471                 echo wfTimestamp();
 472                 echo "......Unlocking tables.\n";
 473                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 474
 475                 echo wfTimestamp();
 476                 echo "......Renaming old.\n";
 477                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 478
 479                 echo wfTimestamp();
 480                 echo "...done.\n";
 481         }
 482 }
 483
 484 function do_inverse_timestamp() {
 485         global $wgDatabase;
 486         $fname="do_schema_restructuring";
 487         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 488                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 489                 dbsource( archive( 'patch-inverse_timestamp.sql' ), $wgDatabase );
 490                 echo "ok\n";
 491         } else {
 492                 echo "revision timestamp indexes already up to 2005-03-13\n";
 493         }
 494 }
 495
 496 function do_text_id() {
 497         global $wgDatabase;
 498         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 499                 echo "...rev_text_id already in place.\n";
 500         } else {
 501                 echo "Adding rev_text_id field... ";
 502                 dbsource( archive( 'patch-rev_text_id.sql' ), $wgDatabase );
 503                 echo "ok\n";
 504         }
 505 }
 506
 507 function do_namespace_size() {
 508         $tables = array(
 509                 'page'          => 'page',
 510                 'archive'       => 'ar',
 511                 'recentchanges' => 'rc',
 512                 'watchlist'     => 'wl',
 513                 'querycache'    => 'qc',
 514                 'logging'       => 'log',
 515         );
 516         foreach( $tables as $table => $prefix ) {
 517                 do_namespace_size_on( $table, $prefix );
 518                 flush();
 519         }
 520 }
 521
 522 function do_namespace_size_on( $table, $prefix ) {
 523         global $wgDatabase, $wgDBtype;
 524         if ($wgDBtype != 'mysql')
 525                 return;
 526         $field = $prefix . '_namespace';
 527
 528         $tablename = $wgDatabase->tableName( $table );
 529         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 530         $info = $wgDatabase->fetchObject( $result );
 531         $wgDatabase->freeResult( $result );
 532
 533         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 534                 echo "...$field is already a full int ($info->Type).\n";
 535         } else {
 536                 echo "Promoting $field from $info->Type to int... ";
 537
 538                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 539                 $wgDatabase->query( $sql );
 540
 541                 echo "ok\n";
 542         }
 543 }
 544
 545 function do_pagelinks_update() {
 546         global $wgDatabase;
 547         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 548                 echo "...already have pagelinks table.\n";
 549         } else {
 550                 echo "Converting links and brokenlinks tables to pagelinks... ";
 551                 dbsource( archive( 'patch-pagelinks.sql' ), $wgDatabase );
 552                 echo "ok\n";
 553                 flush();
 554
 555                 global $wgCanonicalNamespaceNames;
 556                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 557                         if( $ns != 0 ) {
 558                                 do_pagelinks_namespace( $ns );
 559                         }
 560                 }
 561         }
 562 }
 563
 564 function do_pagelinks_namespace( $namespace ) {
 565         global $wgDatabase, $wgContLang;
 566
 567         $ns = intval( $namespace );
 568         echo "Cleaning up broken links for namespace $ns... ";
 569
 570         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 571         $name = $wgContLang->getNsText( $ns );
 572         $prefix = $wgDatabase->strencode( $name );
 573         $likeprefix = str_replace( '_', '\\_', $prefix);
 574
 575         $sql = "UPDATE $pagelinks
 576                    SET pl_namespace=$ns,
 577                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 578                  WHERE pl_namespace=0
 579                    AND pl_title LIKE '$likeprefix:%'";
 580
 581         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 582         echo "ok\n";
 583 }
 584
 585 function do_drop_img_type() {
 586         global $wgDatabase;
 587
 588         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 589                 echo "Dropping unused img_type field in image table... ";
 590                 dbsource( archive( 'patch-drop_img_type.sql' ), $wgDatabase );
 591                 echo "ok\n";
 592         } else {
 593                 echo "No img_type field in image table; Good.\n";
 594         }
 595 }
 596
 597 function do_old_links_update() {
 598         global $wgDatabase;
 599         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 600                 echo "Already have pagelinks; skipping old links table updates.\n";
 601         } else {
 602                 convertLinks(); flush();
 603         }
 604 }
 605
 606 function do_user_unique_update() {
 607         global $wgDatabase;
 608         $duper = new UserDupes( $wgDatabase );
 609         if( $duper->hasUniqueIndex() ) {
 610                 echo "Already have unique user_name index.\n";
 611         } else {
 612                 if( !$duper->clearDupes() ) {
 613                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 614                 }
 615                 echo "Adding unique index on user_name... ";
 616                 dbsource( archive( 'patch-user_nameindex.sql' ), $wgDatabase );
 617                 echo "ok\n";
 618         }
 619 }
 620
 621 function do_user_groups_update() {
 622         $fname = 'do_user_groups_update';
 623         global $wgDatabase;
 624
 625         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 626                 echo "...user_groups table already exists.\n";
 627                 return do_user_groups_reformat();
 628         }
 629
 630         echo "Adding user_groups table... ";
 631         dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 632         echo "ok\n";
 633
 634         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 635                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 636                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 637                         dbsource( archive( 'patch-user_rights.sql' ), $wgDatabase );
 638                         echo "ok\n";
 639                 } else {
 640                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 641                         echo "*** You may need to manually configure some sysops by manipulating\n";
 642                         echo "*** the user_groups table.\n";
 643                         return;
 644                 }
 645         }
 646
 647         echo "Converting user_rights table to user_groups... ";
 648         $result = $wgDatabase->select( 'user_rights',
 649                 array( 'ur_user', 'ur_rights' ),
 650                 array( "ur_rights != ''" ),
 651                 $fname );
 652
 653         while( $row = $wgDatabase->fetchObject( $result ) ) {
 654                 $groups = array_unique(
 655                         array_map( 'trim',
 656                                 explode( ',', $row->ur_rights ) ) );
 657
 658                 foreach( $groups as $group ) {
 659                         $wgDatabase->insert( 'user_groups',
 660                                 array(
 661                                         'ug_user'  => $row->ur_user,
 662                                         'ug_group' => $group ),
 663                                 $fname );
 664                 }
 665         }
 666         $wgDatabase->freeResult( $result );
 667         echo "ok\n";
 668 }
 669
 670 function do_user_groups_reformat() {
 671         # Check for bogus formats from previous 1.5 alpha code.
 672         global $wgDatabase;
 673         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 674
 675         if( $info->type == 'int' ) {
 676                 $oldug = $wgDatabase->tableName( 'user_groups' );
 677                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 678                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 679                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 680                 echo "ok\n";
 681
 682                 echo "Re-adding fresh user_groups table... ";
 683                 dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 684                 echo "ok\n";
 685
 686                 echo "***\n";
 687                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 688                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 689                 echo "***\n";
 690         } else {
 691                 echo "...user_groups is in current format.\n";
 692         }
 693
 694 }
 695
 696 function do_watchlist_null() {
 697         # Make sure wl_notificationtimestamp can be NULL,
 698         # and update old broken items.
 699         global $wgDatabase;
 700         $info = $wgDatabase->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
 701
 702         if( $info->not_null ) {
 703                 echo "Making wl_notificationtimestamp nullable... ";
 704                 dbsource( archive( 'patch-watchlist-null.sql' ), $wgDatabase );
 705                 echo "ok\n";
 706         } else {
 707                 echo "...wl_notificationtimestamp is already nullable.\n";
 708         }
 709
 710 }
 711
 712 /**
 713  * @bug 3946
 714  */
 715 function do_page_random_update() {
 716         global $wgDatabase;
 717
 718         echo "Setting page_random to a random value on rows where it equals 0...";
 719
 720         $page = $wgDatabase->tableName( 'page' );
 721         $wgDatabase->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", 'do_page_random_update' );
 722         $rows = $wgDatabase->affectedRows();
 723
 724         echo "changed $rows rows\n";
 725 }
 726
 727 function do_templatelinks_update() {
 728         global $wgDatabase, $wgLoadBalancer;
 729         $fname = 'do_templatelinks_update';
 730
 731         if ( $wgDatabase->tableExists( 'templatelinks' ) ) {
 732                 echo "...templatelinks table already exists\n";
 733                 return;
 734         }
 735         echo "Creating templatelinks table...\n";
 736         dbsource( archive('patch-templatelinks.sql'), $wgDatabase );
 737         echo "Populating...\n";
 738         if ( isset( $wgLoadBalancer ) && $wgLoadBalancer->getServerCount() > 1 ) {
 739                 // Slow, replication-friendly update
 740                 $res = $wgDatabase->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
 741                         array( 'pl_namespace' => NS_TEMPLATE ), $fname );
 742                 $count = 0;
 743                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 744                         $count = ($count + 1) % 100;
 745                         if ( $count == 0 ) {
 746                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 747                                         wfWaitForSlaves( 10 );
 748                                 } else {
 749                                         sleep( 1 );
 750                                 }
 751                         }
 752                         $wgDatabase->insert( 'templatelinks',
 753                                 array(
 754                                         'tl_from' => $row->pl_from,
 755                                         'tl_namespace' => $row->pl_namespace,
 756                                         'tl_title' => $row->pl_title,
 757                                 ), $fname
 758                         );
 759
 760                 }
 761                 $wgDatabase->freeResult( $res );
 762         } else {
 763                 // Fast update
 764                 $wgDatabase->insertSelect( 'templatelinks', 'pagelinks',
 765                         array(
 766                                 'tl_from' => 'pl_from',
 767                                 'tl_namespace' => 'pl_namespace',
 768                                 'tl_title' => 'pl_title'
 769                         ), array(
 770                                 'pl_namespace' => 10
 771                         ), $fname
 772                 );
 773         }
 774         echo "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n";
 775 }
 776
 777 # July 2006
 778 # Add ( rc_namespace, rc_user_text ) index [R. Church]
 779 function do_rc_indices_update() {
 780         global $wgDatabase;
 781         echo( "Checking for additional recent changes indices...\n" );
 782         # See if we can find the index we want
 783         $info = $wgDatabase->indexInfo( 'recentchanges', 'rc_ns_usertext', __METHOD__ );
 784         if( !$info ) {
 785                 # None, so create
 786                 echo( "...index on ( rc_namespace, rc_user_text ) not found; creating\n" );
 787                 dbsource( archive( 'patch-recentchanges-utindex.sql' ) );
 788         } else {
 789                 # Index seems to exist
 790                 echo( "...index on ( rc_namespace, rc_user_text ) seems to be ok\n" );
 791         }
 792
 793         #Add (rc_user_text, rc_timestamp) index [A. Garrett], November 2006
 794         # See if we can find the index we want
 795         $info = $wgDatabase->indexInfo( 'recentchanges', 'rc_user_text', __METHOD__ );
 796         if( !$info ) {
 797                 # None, so create
 798                 echo( "...index on ( rc_user_text, rc_timestamp ) not found; creating\n" );
 799                 dbsource( archive( 'patch-rc_user_text-index.sql' ) );
 800         } else {
 801                 # Index seems to exist
 802                 echo( "...index on ( rc_user_text, rc_timestamp ) seems to be ok\n" );
 803         }
 804 }
 805
 806 function index_has_field($table, $index, $field) {
 807         global $wgDatabase;
 808         echo( "Checking if $table index $index includes field $field...\n" );
 809         $info = $wgDatabase->indexInfo( $table, $index, __METHOD__ );
 810         if( $info ) {
 811                 foreach($info as $row) {
 812                         if($row->Column_name == $field) {
 813                                 echo( "...index $index on table $table seems to be ok\n" );
 814                                 return true;
 815                         }
 816                 }
 817         }
 818         echo( "...index $index on table $table has no field $field; adding\n" );
 819         return false;
 820 }
 821
 822 function do_backlinking_indices_update() {
 823         echo( "Checking for backlinking indices...\n" );
 824         if (!index_has_field('pagelinks', 'pl_namespace', 'pl_from') ||
 825                 !index_has_field('templatelinks', 'tl_namespace', 'tl_from') ||
 826                 !index_has_field('imagelinks', 'il_to', 'il_from'))
 827         {
 828                 dbsource( archive( 'patch-backlinkindexes.sql' ) );
 829         }
 830 }
 831
 832 function purge_cache() {
 833         global $wgDatabase;
 834         # We can't guarantee that the user will be able to use TRUNCATE,
 835         # but we know that DELETE is available to us
 836         echo( "Purging caches..." );
 837         $wgDatabase->delete( 'objectcache', '*', __METHOD__ );
 838         echo( "done.\n" );
 839 }
 840
 841 function do_all_updates( $shared = false, $purge = true ) {
 842         global $wgNewTables, $wgNewFields, $wgRenamedTables, $wgSharedDB, $wgDatabase, $wgDBtype, $IP;
 843
 844         $doUser = !$wgSharedDB || $doShared;
 845
 846         if ($wgDBtype === 'postgres') {
 847                 do_postgres_updates();
 848                 return;
 849         }
 850
 851         # Rename tables
 852         foreach ( $wgRenamedTables as $tableRecord ) {
 853                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 854         }
 855
 856         # Add missing tables
 857         foreach ( $wgNewTables as $tableRecord ) {
 858                 add_table( $tableRecord[0], $tableRecord[1] );
 859                 flush();
 860         }
 861
 862         # Add missing fields
 863         foreach ( $wgNewFields as $fieldRecord ) {
 864                 if ( $fieldRecord[0] != 'user' || $doUser ) {
 865                         add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 866                 }
 867                 flush();
 868         }
 869
 870         # Do schema updates which require special handling
 871         do_interwiki_update(); flush();
 872         do_index_update(); flush();
 873         do_old_links_update(); flush();
 874         do_image_name_unique_update(); flush();
 875         do_watchlist_update(); flush();
 876         if ( $doUser ) {
 877                 do_user_update(); flush();
 878         }
 879 ######  do_copy_newtalk_to_watchlist(); flush();
 880         do_logging_encoding(); flush();
 881
 882         do_schema_restructuring(); flush();
 883         do_inverse_timestamp(); flush();
 884         do_text_id(); flush();
 885         do_namespace_size(); flush();
 886
 887         do_pagelinks_update(); flush();
 888         do_templatelinks_update(); flush(); // after pagelinks
 889
 890         do_drop_img_type(); flush();
 891
 892         if ( $doUser ) {
 893                 do_user_unique_update(); flush();
 894         }
 895         do_user_groups_update(); flush();
 896
 897         do_watchlist_null(); flush();
 898
 899         //do_image_index_update(); flush();
 900
 901         do_logging_timestamp_index(); flush();
 902
 903         do_page_random_update(); flush();
 904
 905         do_rc_indices_update(); flush();
 906
 907         do_backlinking_indices_update(); flush();
 908
 909         do_restrictions_update(); flush ();
 910
 911         echo "Deleting old default messages..."; flush();
 912         deleteDefaultMessages();
 913         echo "Done\n"; flush();
 914
 915         if( $purge ) {
 916                 purge_cache();
 917                 flush();
 918         }
 919 }
 920
 921 function archive($name) {
 922         global $wgDBtype, $IP;
 923         switch ($wgDBtype) {
 924         case "oracle":
 925                 return "$IP/maintenance/oracle/archives/$name";
 926         default:
 927                 return "$IP/maintenance/archives/$name";
 928         }
 929 }
 930
 931 function do_restrictions_update() {
 932         # Adding page_restrictions table, obsoleting page.page_restrictions.
 933         #  Migrating old restrictions to new table
 934         # -- Andrew Garrett, January 2007.
 935
 936         global $wgDatabase;
 937
 938         $name = 'page_restrictions';
 939         $patch = 'patch-page_restrictions.sql';
 940
 941         if ( $wgDatabase->tableExists( $name ) ) {
 942                 echo "...$name table already exists.\n";
 943         } else {
 944                 echo "Creating $name table...";
 945                 dbsource( archive($patch), $wgDatabase );
 946                 echo "ok\n";
 947
 948                 echo "Migrating old restrictions to new table...";
 949
 950                 $res = $wgDatabase->select( 'page', array( 'page_id', 'page_restrictions' ), array("page_restrictions!=''", "page_restrictions!='edit=:move='"), __METHOD__ );
 951
 952                 $count = 0;
 953
 954                 while ($row = $wgDatabase->fetchObject($res) ) {
 955                         $count = ($count + 1) % 100;
 956
 957                         if ($count == 0) {
 958                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 959                                         wfWaitForSlaves( 10 );
 960                                 } else {
 961                                         sleep( 1 );
 962                                 }
 963                         }
 964
 965                         # Figure out what the restrictions are..
 966                         $id = $row->page_id;
 967                         $flatterrestrictions = $row->page_restrictions;
 968
 969                         $flatrestrictions = explode( ':', $flatterrestrictions );
 970
 971                         $restrictions = array ();
 972
 973                         foreach( $flatrestrictions as $restriction ) {
 974                                 $thisrestriction = explode('=', $restriction);
 975
 976                                 $restriction_type = $thisrestriction[0];
 977                                 $restriction_level = $thisrestriction[1];
 978
 979                                 $restrictions[$restriction_type] = $restriction_level;
 980
 981                                 if ($restriction_level != '') {
 982
 983                                         $wgDatabase->insert( 'page_restrictions', array ( 'pr_page' => $id,
 984                                                                                                 'pr_type' => $restriction_type,
 985                                                                                                 'pr_level' => $restriction_level,
 986                                                                                                 'pr_cascade' => 0 ), __METHOD );
 987                                 }
 988                         }
 989                 }
 990                 print "ok\n";
 991         }
 992
 993 }
 994
 995 function do_postgres_updates() {
 996         global $wgDatabase, $wgVersion, $wgDBmwschema;
 997
 998         # Just in case their LocalSetings.php does not have this:
 999         if ( !isset( $wgDBmwschema ))
1000                 $wgDBmwschema = 'mediawiki';
1001
1002         ## Default to the oldest supported version
1003         $version = 1.7;
1004
1005         if ($wgDatabase->tableExists("mediawiki_version")) {
1006                 $version = "1.8";
1007                 $sql = "SELECT mw_version FROM mediawiki_version ORDER BY cdate DESC LIMIT 1";
1008                 $tempversion = pg_fetch_result($wgDatabase->doQuery($sql),0,0);
1009                 $thisver = array();
1010                 if (preg_match('/(\d+\.\d+)/', $tempversion, $thisver)) {
1011                         $version = $thisver[1];
1012                 }
1013         }
1014
1015         print " Detected version: $version ";
1016         $upgrade = '';
1017
1018         if ($version <= 1.7) {
1019                 $upgrade = <<<PGEND
1020
1021 -- Type tweaking:
1022 ALTER TABLE oldimage ALTER oi_size TYPE INTEGER;
1023 ALTER TABLE oldimage ALTER oi_width TYPE INTEGER;
1024 ALTER TABLE oldimage ALTER oi_height TYPE INTEGER;
1025
1026 ALTER TABLE image ALTER img_size TYPE INTEGER;
1027 ALTER TABLE image ALTER img_width TYPE INTEGER;
1028 ALTER TABLE image ALTER img_height TYPE INTEGER;
1029
1030 -- Constraint tweaking:
1031 ALTER TABLE recentchanges ALTER rc_cur_id DROP NOT NULL;
1032
1033 -- New columns:
1034 ALTER TABLE ipblocks ADD ipb_anon_only CHAR NOT NULL DEFAULT '0';
1035 ALTER TABLE ipblocks ADD ipb_create_account CHAR NOT NULL DEFAULT '1';
1036
1037 -- Index order rearrangements:
1038 DROP INDEX pagelink_unique;
1039 CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title);
1040
1041 -- Rename tables
1042 ALTER TABLE "user" RENAME TO mwuser;
1043 ALTER TABLE "text" RENAME to pagecontent;
1044
1045 -- New tables:
1046 CREATE TABLE profiling (
1047   pf_count   INTEGER         NOT NULL DEFAULT 0,
1048   pf_time    NUMERIC(18,10)  NOT NULL DEFAULT 0,
1049   pf_name    TEXT            NOT NULL,
1050   pf_server  TEXT            NULL
1051 );
1052 CREATE UNIQUE INDEX pf_name_server ON profiling (pf_name, pf_server);
1053
1054 CREATE TABLE mediawiki_version (
1055   type         TEXT         NOT NULL,
1056   mw_version   TEXT         NOT NULL,
1057   notes        TEXT             NULL,
1058
1059   pg_version   TEXT             NULL,
1060   pg_dbname    TEXT             NULL,
1061   pg_user      TEXT             NULL,
1062   pg_port      TEXT             NULL,
1063   mw_schema    TEXT             NULL,
1064   ts2_schema   TEXT             NULL,
1065   ctype        TEXT             NULL,
1066
1067   sql_version  TEXT             NULL,
1068   sql_date     TEXT             NULL,
1069   cdate        TIMESTAMPTZ  NOT NULL DEFAULT now()
1070 );
1071
1072 -- Special modifications
1073 ALTER TABLE archive RENAME to archive2;
1074 CREATE VIEW archive AS
1075 SELECT
1076   ar_namespace, ar_title, ar_text, ar_comment, ar_user, ar_user_text,
1077   ar_minor_edit, ar_flags, ar_rev_id, ar_text_id,
1078        TO_CHAR(ar_timestamp, 'YYYYMMDDHH24MISS') AS ar_timestamp
1079 FROM archive2;
1080
1081 CREATE RULE archive_insert AS ON INSERT TO archive
1082 DO INSTEAD INSERT INTO archive2 VALUES (
1083   NEW.ar_namespace, NEW.ar_title, NEW.ar_text, NEW.ar_comment, NEW.ar_user, NEW.ar_user_text,
1084   TO_DATE(NEW.ar_timestamp, 'YYYYMMDDHH24MISS'),
1085   NEW.ar_minor_edit, NEW.ar_flags, NEW.ar_rev_id, NEW.ar_text_id
1086 );
1087
1088 CREATE FUNCTION page_deleted() RETURNS TRIGGER LANGUAGE plpgsql AS
1089 \$mw\$
1090 BEGIN
1091 DELETE FROM recentchanges WHERE rc_namespace = OLD.page_namespace AND rc_title = OLD.page_title;
1092 RETURN NULL;
1093 END;
1094 \$mw\$;
1095
1096 CREATE TRIGGER page_deleted AFTER DELETE ON page
1097   FOR EACH ROW EXECUTE PROCEDURE page_deleted();
1098
1099 PGEND;
1100
1101         } ## end version 1.7
1102
1103         else if ($version <= 1.8) {
1104                 $upgrade = <<<PGEND
1105
1106 -- Tighten up restrictions on the revision table so we don't lose data:
1107 ALTER TABLE revision DROP CONSTRAINT revision_rev_user_fkey;
1108 ALTER TABLE revision ADD CONSTRAINT revision_rev_user_fkey
1109   FOREIGN KEY (rev_user) REFERENCES mwuser(user_id) ON DELETE RESTRICT;
1110
1111 -- New columns for better password tracking:
1112 ALTER TABLE mwuser ADD user_newpass_time TIMESTAMPTZ;
1113 ALTER TABLE mwuser ADD user_editcount INTEGER;
1114
1115 -- New column for autoblocking problem users
1116 ALTER TABLE ipblocks ADD ipb_enable_autoblock CHAR NOT NULL DEFAULT '1';
1117
1118 -- Despite it's name, ipb_address does not necessarily contain IP addresses :)
1119 ALTER TABLE ipblocks ALTER ipb_address TYPE TEXT USING ipb_address::TEXT;
1120
1121 -- New tables:
1122 CREATE TABLE redirect (
1123   rd_from       INTEGER  NOT NULL  REFERENCES page(page_id) ON DELETE CASCADE,
1124   rd_namespace  SMALLINT NOT NULL,
1125   rd_title      TEXT     NOT NULL
1126 );
1127 CREATE INDEX redirect_ns_title ON redirect (rd_namespace,rd_title,rd_from);
1128
1129 CREATE TABLE querycachetwo (
1130   qcc_type          TEXT     NOT NULL,
1131   qcc_value         SMALLINT NOT NULL  DEFAULT 0,
1132   qcc_namespace     INTEGER  NOT NULL  DEFAULT 0,
1133   qcc_title         TEXT     NOT NULL  DEFAULT '',
1134   qcc_namespacetwo  INTEGER  NOT NULL  DEFAULT 0,
1135   qcc_titletwo      TEXT     NOT NULL  DEFAULT ''
1136 );
1137 CREATE INDEX querycachetwo_type_value ON querycachetwo (qcc_type, qcc_value);
1138 CREATE INDEX querycachetwo_title      ON querycachetwo (qcc_type,qcc_namespace,qcc_title);
1139 CREATE INDEX querycachetwo_titletwo   ON querycachetwo (qcc_type,qcc_namespacetwo,qcc_titletwo);
1140
1141 -- New columns for fancy recentchanges display
1142 ALTER TABLE recentchanges ADD rc_old_len INT;
1143 ALTER TABLE recentchanges ADD rc_new_len INT;
1144
1145 -- Note this upgrade
1146 INSERT INTO mediawiki_version (type,mw_version,notes)
1147 VALUES ('Upgrade','MWVERSION','Upgrade from older version THISVERSION');
1148
1149 PGEND;
1150
1151         }
1152
1153         if ( !strlen($upgrade)) {
1154                 print "No updates needed for version $version\n";
1155                 return;
1156         }
1157
1158         $upgrade = str_replace( 'MWVERSION', $wgVersion, $upgrade );
1159         $upgrade = str_replace( 'THISVERSION', $version, $upgrade );
1160         $res = $wgDatabase->query("BEGIN;\n\n $upgrade\n\nCOMMIT;\n");
1161
1162         return;
1163 }
1164
1165 ?>