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