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         array( 'user_newtalk',  'patch-usernewtalk2.sql' ),
  27 );
  28
  29 $wgNewFields = array(
  30 #           table            field             patch file (in maintenance/archives)
  31         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  32         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  33         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  34         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  35         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  36         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  37         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  38         array( 'user',          'user_token',       'patch-user_token.sql' ),
  39         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  40         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  41         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  42         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  43         array( 'page',          'page_len',         'patch-page_len.sql' ),
  44         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  45         array( 'image',         'img_width',        'patch-img_width.sql' ),
  46         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  47         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  48         array( 'validate',      'val_ip',           'patch-val_ip.sql' ),
  49         array( 'site_stats',    'ss_total_pages',   'patch-ss_total_articles.sql' ),
  50 );
  51
  52 function rename_table( $from, $to, $patch ) {
  53         global $wgDatabase;
  54         if ( $wgDatabase->tableExists( $from ) ) {
  55                 if ( $wgDatabase->tableExists( $to ) ) {
  56                         echo "...can't move table $from to $to, $to already exists.\n";
  57                 } else {
  58                         echo "Moving table $from to $to...";
  59                         dbsource( "maintenance/archives/$patch", $wgDatabase );
  60                         echo "ok\n";
  61                 }
  62         } else {
  63                 // Source table does not exist
  64                 // Renames are done before creations, so this is typical for a new installation
  65                 // Ignore silently
  66         }
  67 }
  68
  69 function add_table( $name, $patch ) {
  70         global $wgDatabase;
  71         if ( $wgDatabase->tableExists( $name ) ) {
  72                 echo "...$name table already exists.\n";
  73         } else {
  74                 echo "Creating $name table...";
  75                 dbsource( "maintenance/archives/$patch", $wgDatabase );
  76                 echo "ok\n";
  77         }
  78 }
  79
  80 function add_field( $table, $field, $patch ) {
  81         global $wgDatabase;
  82         if ( !$wgDatabase->tableExists( $table ) ) {
  83                 echo "...$table table does not exist, skipping new field patch\n";
  84         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
  85                 echo "...have $field field in $table table.\n";
  86         } else {
  87                 echo "Adding $field field to table $table...";
  88                 dbsource( "maintenance/archives/$patch" , $wgDatabase );
  89                 echo "ok\n";
  90         }
  91 }
  92
  93 function do_revision_updates() {
  94         global $wgSoftwareRevision;
  95         if ( $wgSoftwareRevision < 1001 ) {
  96                 update_passwords();
  97         }
  98 }
  99
 100 function update_passwords() {
 101         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 102
 103         global $wgDatabase;
 104         $fname = "Update script: update_passwords()";
 105         print "\nIt appears that you need to update the user passwords in your\n" .
 106           "database. If you have already done this (if you've run this update\n" .
 107           "script once before, for example), doing so again will make all your\n" .
 108           "user accounts inaccessible, so be sure you only do this once.\n" .
 109           "Update user passwords? (yes/no)";
 110
 111         $resp = readconsole();
 112     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 113
 114         $sql = "SELECT user_id,user_password FROM user";
 115         $source = $wgDatabase->query( $sql, $fname );
 116
 117         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 118                 $id = $row->user_id;
 119                 $oldpass = $row->user_password;
 120                 $newpass = md5( "{$id}-{$oldpass}" );
 121
 122                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 123                   "WHERE user_id={$id}";
 124                 $wgDatabase->query( $sql, $fname );
 125         }
 126 }
 127
 128 function do_interwiki_update() {
 129         # Check that interwiki table exists; if it doesn't source it
 130         global $wgDatabase;
 131         if( $wgDatabase->tableExists( "interwiki" ) ) {
 132                 echo "...already have interwiki table\n";
 133                 return true;
 134         }
 135         echo "Creating interwiki table: ";
 136         dbsource( "maintenance/archives/patch-interwiki.sql" );
 137         echo "ok\n";
 138         echo "Adding default interwiki definitions: ";
 139         dbsource( "maintenance/interwiki.sql" );
 140         echo "ok\n";
 141 }
 142
 143 function do_index_update() {
 144         # Check that proper indexes are in place
 145         global $wgDatabase;
 146         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 147         if( $meta->multiple_key == 0 ) {
 148                 echo "Updating indexes to 20031107: ";
 149                 dbsource( "maintenance/archives/patch-indexes.sql" );
 150                 echo "ok\n";
 151                 return true;
 152         }
 153         echo "...indexes seem up to 20031107 standards\n";
 154         return false;
 155 }
 156
 157 function do_image_name_unique_update() {
 158         global $wgDatabase;
 159         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 160                 echo "...image primary key already set.\n";
 161         } else {
 162                 echo "Making img_name the primary key... ";
 163                 dbsource( "maintenance/archives/patch-image_name_primary.sql", $wgDatabase );
 164                 echo "ok\n";
 165         }
 166 }
 167
 168 function do_watchlist_update() {
 169         global $wgDatabase;
 170         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 171                 echo "The watchlist table is already set up for email notification.\n";
 172         } else {
 173                 echo "Adding wl_notificationtimestamp field for email notification management.";
 174                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 175                 dbsource( "maintenance/archives/patch-email-notification.sql", $wgDatabase );
 176                 echo "ok\n";
 177         }
 178 }
 179
 180 function do_copy_newtalk_to_watchlist() {
 181         global $wgDatabase;
 182         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 183
 184         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 185                 $wgDatabase->tableName( 'user_newtalk' ) );
 186         $num_newtalks=$wgDatabase->numRows($res);
 187         echo "Now converting ".$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( $res );
 192                 if ($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                         }
 203                 } else { # normal users ... have user_ids
 204                         $user->setID($wluser->user_id);
 205                         $wgDatabase->replace( 'watchlist',
 206                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 207                                   array('wl_user'                       => $user->getID(),
 208                                         'wl_namespace'                  => NS_USER_TALK,
 209                                         'wl_title'                      => $user->getName(),
 210                                         'wl_notificationtimestamp'      => '19700101000000'
 211                                         ), 'updaters.inc::do_watchlist_update3'
 212                                 );
 213                 }
 214         }
 215         echo "Done.\n";
 216 }
 217
 218
 219 function do_user_update() {
 220         global $wgDatabase;
 221         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 222                 echo "User table contains old email authentication field. Dropping... ";
 223                 dbsource( "maintenance/archives/patch-email-authentication.sql", $wgDatabase );
 224                 echo "ok\n";
 225         } else {
 226                 echo "...user table does not contain old email authentication field.\n";
 227         }
 228 }
 229
 230 /**
 231  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 232  * which causes a collation mismatch error on joins in MySQL 4.1.
 233  */
 234 function do_logging_encoding() {
 235         global $wgDatabase;
 236         $logging = $wgDatabase->tableName( 'logging' );
 237         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 238         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 239         $wgDatabase->freeResult( $res );
 240
 241         if( in_array( 'binary', $flags ) ) {
 242                 echo "Logging table has correct title encoding.\n";
 243         } else {
 244                 echo "Fixing title encoding on logging table... ";
 245                 dbsource( 'maintenance/archives/patch-logging-title.sql', $wgDatabase );
 246                 echo "ok\n";
 247         }
 248 }
 249
 250 function do_schema_restructuring() {
 251         global $wgDatabase;
 252         $fname="do_schema_restructuring";
 253         if ( $wgDatabase->tableExists( 'page' ) ) {
 254                 echo "...page table already exists.\n";
 255         } else {
 256                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 257                 echo wfTimestamp();
 258                 echo "......checking for duplicate entries.\n"; flush();
 259
 260                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 261
 262                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 263                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 264
 265                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 266                         echo wfTimestamp();
 267                         echo "......<b>Found duplicate entries</b>\n";
 268                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 269                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 270                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 271                                         $duplicate[$row->cur_namespace] = array();
 272                                 }
 273                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 274                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 275                         }
 276                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 277                         $firstCond = true;
 278                         foreach ( $duplicate as $ns => $titles ) {
 279                                 if ( $firstCond ) {
 280                                         $firstCond = false;
 281                                 } else {
 282                                         $sql .= ' OR ';
 283                                 }
 284                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 285                                 $first = true;
 286                                 foreach ( $titles as $t ) {
 287                                         if ( $first ) {
 288                                                 $sql .= $wgDatabase->addQuotes( $t );
 289                                                 $first = false;
 290                                         } else {
 291                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 292                                         }
 293                                 }
 294                                 $sql .= ") ) \n";
 295                         }
 296                         # By sorting descending, the most recent entry will be the first in the list.
 297                         # All following entries will be deleted by the next while-loop.
 298                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 299
 300                         $rows = $wgDatabase->query( $sql, $fname );
 301
 302                         $prev_title = $prev_namespace = false;
 303                         $deleteId = array();
 304
 305                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 306                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 307                                         $deleteId[] = $row->cur_id;
 308                                 }
 309                                 $prev_title     = $row->cur_title;
 310                                 $prev_namespace = $row->cur_namespace;
 311                         }
 312                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 313                         $rows = $wgDatabase->query( $sql, $fname );
 314                         echo wfTimestamp();
 315                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 316                 }
 317
 318
 319                 echo wfTimestamp();
 320                 echo "......Creating tables.\n";
 321                 $wgDatabase->query("CREATE TABLE $page (
 322                         page_id int(8) unsigned NOT NULL auto_increment,
 323                         page_namespace int NOT NULL,
 324                         page_title varchar(255) binary NOT NULL,
 325                         page_restrictions tinyblob NOT NULL default '',
 326                         page_counter bigint(20) unsigned NOT NULL default '0',
 327                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 328                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 329                         page_random real unsigned NOT NULL,
 330                         page_touched char(14) binary NOT NULL default '',
 331                         page_latest int(8) unsigned NOT NULL,
 332                         page_len int(8) unsigned NOT NULL,
 333
 334                         PRIMARY KEY page_id (page_id),
 335                         UNIQUE INDEX name_title (page_namespace,page_title),
 336                         INDEX (page_random),
 337                         INDEX (page_len)
 338                         ) TYPE=InnoDB", $fname );
 339                 $wgDatabase->query("CREATE TABLE $revision (
 340                         rev_id int(8) unsigned NOT NULL auto_increment,
 341                         rev_page int(8) unsigned NOT NULL,
 342                         rev_comment tinyblob NOT NULL default '',
 343                         rev_user int(5) unsigned NOT NULL default '0',
 344                         rev_user_text varchar(255) binary NOT NULL default '',
 345                         rev_timestamp char(14) binary NOT NULL default '',
 346                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 347                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 348
 349                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 350                         UNIQUE INDEX rev_id (rev_id),
 351                         INDEX rev_timestamp (rev_timestamp),
 352                         INDEX page_timestamp (rev_page,rev_timestamp),
 353                         INDEX user_timestamp (rev_user,rev_timestamp),
 354                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 355                         ) TYPE=InnoDB", $fname );
 356
 357                 echo wfTimestamp();
 358                 echo "......Locking tables.\n";
 359                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 360
 361                 $maxold = $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname );
 362                 echo wfTimestamp();
 363                 echo "......maxold is {$maxold}\n";
 364
 365                 echo wfTimestamp();
 366                 global $wgLegacySchemaConversion;
 367                 if( $wgLegacySchemaConversion ) {
 368                         // Create HistoryBlobCurStub entries.
 369                         // Text will be pulled from the leftover 'cur' table at runtime.
 370                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 371                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 372                         $cur_flags = "'object'";
 373                 } else {
 374                         // Copy all cur text in immediately: this may take longer but avoids
 375                         // having to keep an extra table around.
 376                         echo "......Moving text from cur.\n";
 377                         $cur_text = 'cur_text';
 378                         $cur_flags = "''";
 379                 }
 380                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 381                                 old_timestamp, old_minor_edit, old_flags)
 382                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 383                         FROM $cur", $fname );
 384
 385                 echo wfTimestamp();
 386                 echo "......Setting up revision table.\n";
 387                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 388                                 rev_minor_edit)
 389                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 390                                 old_timestamp, old_minor_edit
 391                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 392
 393                 echo wfTimestamp();
 394                 echo "......Setting up page table.\n";
 395                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 396                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 397                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 398                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 399                         FROM $cur,$revision
 400                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 401
 402                 echo wfTimestamp();
 403                 echo "......Unlocking tables.\n";
 404                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 405
 406                 echo wfTimestamp();
 407                 echo "......Renaming old.\n";
 408                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 409
 410                 echo wfTimestamp();
 411                 echo "...done.\n";
 412         }
 413 }
 414
 415 function do_inverse_timestamp() {
 416         global $wgDatabase;
 417         $fname="do_schema_restructuring";
 418         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 419                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 420                 dbsource( 'maintenance/archives/patch-inverse_timestamp.sql', $wgDatabase );
 421                 echo "ok\n";
 422         } else {
 423                 echo "revision timestamp indexes already up to 2005-03-13\n";
 424         }
 425 }
 426
 427 function do_text_id() {
 428         global $wgDatabase;
 429         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 430                 echo "...rev_text_id already in place.\n";
 431         } else {
 432                 echo "Adding rev_text_id field... ";
 433                 dbsource( 'maintenance/archives/patch-rev_text_id.sql', $wgDatabase );
 434                 echo "ok\n";
 435         }
 436 }
 437
 438 function do_namespace_size() {
 439         $tables = array(
 440                 'page'          => 'page',
 441                 'archive'       => 'ar',
 442                 'recentchanges' => 'rc',
 443                 'watchlist'     => 'wl',
 444                 'querycache'    => 'qc',
 445                 'logging'       => 'log',
 446         );
 447         foreach( $tables as $table => $prefix ) {
 448                 do_namespace_size_on( $table, $prefix );
 449                 flush();
 450         }
 451 }
 452
 453 function do_namespace_size_on( $table, $prefix ) {
 454         global $wgDatabase;
 455         $field = $prefix . '_namespace';
 456
 457         $tablename = $wgDatabase->tableName( $table );
 458         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 459         $info = $wgDatabase->fetchObject( $result );
 460         $wgDatabase->freeResult( $result );
 461
 462         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 463                 echo "...$field is already a full int ($info->Type).\n";
 464         } else {
 465                 echo "Promoting $field from $info->Type to int... ";
 466
 467                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 468                 $wgDatabase->query( $sql );
 469
 470                 echo "ok\n";
 471         }
 472 }
 473
 474 function do_pagelinks_update() {
 475         global $wgDatabase;
 476         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 477                 echo "...already have pagelinks table.\n";
 478         } else {
 479                 echo "Converting links and brokenlinks tables to pagelinks... ";
 480                 dbsource( "maintenance/archives/patch-pagelinks.sql", $wgDatabase );
 481                 echo "ok\n";
 482                 flush();
 483
 484                 global $wgCanonicalNamespaceNames;
 485                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 486                         if( $ns != 0 ) {
 487                                 do_pagelinks_namespace( $ns );
 488                         }
 489                 }
 490         }
 491 }
 492
 493 function do_pagelinks_namespace( $namespace ) {
 494         global $wgDatabase, $wgContLang;
 495
 496         $ns = IntVal( $namespace );
 497         echo "Cleaning up broken links for namespace $ns... ";
 498
 499         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 500         $name = $wgContLang->getNsText( $ns );
 501         $prefix = $wgDatabase->strencode( $name );
 502         $likeprefix = str_replace( '_', '\\_', $prefix);
 503
 504         $sql = "UPDATE $pagelinks
 505                    SET pl_namespace=$ns,
 506                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 507                  WHERE pl_namespace=0
 508                    AND pl_title LIKE '$likeprefix:%'";
 509
 510         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 511         echo "ok\n";
 512 }
 513
 514 function do_drop_img_type() {
 515         global $wgDatabase;
 516
 517         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 518                 echo "Dropping unused img_type field in image table... ";
 519                 dbsource( "maintenance/archives/patch-drop_img_type.sql", $wgDatabase );
 520                 echo "ok\n";
 521         } else {
 522                 echo "No img_type field in image table; Good.\n";
 523         }
 524 }
 525
 526 function do_old_links_update() {
 527         global $wgDatabase;
 528         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 529                 echo "Already have pagelinks; skipping old links table updates.\n";
 530         } else {
 531                 convertLinks(); flush();
 532         }
 533 }
 534
 535 function do_user_unique_update() {
 536         global $wgDatabase;
 537         $duper = new UserDupes( $wgDatabase );
 538         if( $duper->hasUniqueIndex() ) {
 539                 echo "Already have unique user_name index.\n";
 540         } else {
 541                 if( !$duper->clearDupes() ) {
 542                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 543                 }
 544                 echo "Adding unique index on user_name... ";
 545                 dbsource( 'maintenance/archives/patch-user_nameindex.sql', $wgDatabase );
 546                 echo "ok\n";
 547         }
 548 }
 549
 550 function do_user_groups_update() {
 551         $fname = 'do_user_groups_update';
 552         global $wgDatabase;
 553
 554         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 555                 echo "...user_groups table already exists.\n";
 556                 return do_user_groups_reformat();
 557         }
 558
 559         echo "Adding user_groups table... ";
 560         dbsource( 'maintenance/archives/patch-user_groups.sql', $wgDatabase );
 561         echo "ok\n";
 562
 563         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 564                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 565                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 566                         dbsource( 'maintenance/archives/patch-user_rights.sql', $wgDatabase );
 567                         echo "ok\n";
 568                 } else {
 569                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 570                         echo "*** You may need to manually configure some sysops by manipulating\n";
 571                         echo "*** the user_groups table.\n";
 572                         return;
 573                 }
 574         }
 575
 576         echo "Converting user_rights table to user_groups... ";
 577         $result = $wgDatabase->select( 'user_rights',
 578                 array( 'ur_user', 'ur_rights' ),
 579                 array( "ur_rights != ''" ),
 580                 $fname );
 581
 582         while( $row = $wgDatabase->fetchObject( $result ) ) {
 583                 $groups = array_unique(
 584                         array_map( 'trim',
 585                                 explode( ',', $row->ur_rights ) ) );
 586
 587                 foreach( $groups as $group ) {
 588                         $wgDatabase->insert( 'user_groups',
 589                                 array(
 590                                         'ug_user'  => $row->ur_user,
 591                                         'ug_group' => $group ),
 592                                 $fname );
 593                 }
 594         }
 595         $wgDatabase->freeResult( $result );
 596         echo "ok\n";
 597 }
 598
 599 function do_user_groups_reformat() {
 600         # Check for bogus formats from previous 1.5 alpha code.
 601         global $wgDatabase;
 602         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 603
 604         if( $info->type == 'int' ) {
 605                 $oldug = $wgDatabase->tableName( 'user_groups' );
 606                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 607                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 608                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 609                 echo "ok\n";
 610
 611                 echo "Re-adding fresh user_groups table... ";
 612                 dbsource( 'maintenance/archives/patch-user_groups.sql', $wgDatabase );
 613                 echo "ok\n";
 614
 615                 echo "***\n";
 616                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 617                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 618                 echo "***\n";
 619         } else {
 620                 echo "...user_groups is in current format.\n";
 621         }
 622
 623 }
 624
 625 function do_all_updates() {
 626         global $wgNewTables, $wgNewFields, $wgRenamedTables;
 627
 628         # Rename tables
 629         foreach ( $wgRenamedTables as $tableRecord ) {
 630                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 631         }
 632
 633         # Add missing tables
 634         foreach ( $wgNewTables as $tableRecord ) {
 635                 add_table( $tableRecord[0], $tableRecord[1] );
 636                 flush();
 637         }
 638
 639         # Add missing fields
 640         foreach ( $wgNewFields as $fieldRecord ) {
 641                 add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 642                 flush();
 643         }
 644
 645         # Do schema updates which require special handling
 646         do_interwiki_update(); flush();
 647         do_index_update(); flush();
 648         do_old_links_update(); flush();
 649         do_image_name_unique_update(); flush();
 650         do_watchlist_update(); flush();
 651         do_user_update(); flush();
 652         do_copy_newtalk_to_watchlist(); flush();
 653         do_logging_encoding(); flush();
 654
 655         do_schema_restructuring(); flush();
 656         do_inverse_timestamp(); flush();
 657         do_text_id(); flush();
 658         do_namespace_size(); flush();
 659
 660         do_pagelinks_update(); flush();
 661
 662         do_drop_img_type(); flush();
 663
 664         do_user_unique_update(); flush();
 665         do_user_groups_update(); flush();
 666
 667         initialiseMessages(); flush();
 668 }
 669
 670 ?>