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         array( 'transcache',    'patch-transcache.sql' ),
  28         array( 'trackbacks',    'patch-trackbacks.sql' ),
  29         array( 'externallinks', 'patch-externallinks.sql' ),
  30         array( 'job',           'patch-job.sql' ),
  31         array( 'langlinks',     'patch-langlinks.sql' ),
  32 );
  33
  34 $wgNewFields = array(
  35 #           table            field             patch file (in maintenance/archives)
  36         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  37         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  38         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  39         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  40         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  41         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  42         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  43         array( 'user',          'user_token',       'patch-user_token.sql' ),
  44         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  45         array( 'user',          'user_registration','patch-user_registration.sql' ),
  46         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  47         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  48         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  49         array( 'page',          'page_len',         'patch-page_len.sql' ),
  50         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  51         array( 'image',         'img_width',        'patch-img_width.sql' ),
  52         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  53         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  54         array( 'validate',      'val_ip',           'patch-val_ip.sql' ),
  55         array( 'site_stats',    'ss_total_pages',   'patch-ss_total_articles.sql' ),
  56         array( 'interwiki',     'iw_trans',         'patch-interwiki-trans.sql' ),
  57         array( 'ipblocks',      'ipb_range_start',  'patch-ipb_range_start.sql' ),
  58         array( 'site_stats',    'ss_images',        'patch-ss_images.sql' ),
  59 );
  60
  61 function rename_table( $from, $to, $patch ) {
  62         global $wgDatabase;
  63         if ( $wgDatabase->tableExists( $from ) ) {
  64                 if ( $wgDatabase->tableExists( $to ) ) {
  65                         echo "...can't move table $from to $to, $to already exists.\n";
  66                 } else {
  67                         echo "Moving table $from to $to...";
  68                         dbsource( archive($patch), $wgDatabase );
  69                         echo "ok\n";
  70                 }
  71         } else {
  72                 // Source table does not exist
  73                 // Renames are done before creations, so this is typical for a new installation
  74                 // Ignore silently
  75         }
  76 }
  77
  78 function add_table( $name, $patch ) {
  79         global $wgDatabase;
  80         if ( $wgDatabase->tableExists( $name ) ) {
  81                 echo "...$name table already exists.\n";
  82         } else {
  83                 echo "Creating $name table...";
  84                 dbsource( archive($patch), $wgDatabase );
  85                 echo "ok\n";
  86         }
  87 }
  88
  89 function add_field( $table, $field, $patch ) {
  90         global $wgDatabase;
  91         if ( !$wgDatabase->tableExists( $table ) ) {
  92                 echo "...$table table does not exist, skipping new field patch\n";
  93         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
  94                 echo "...have $field field in $table table.\n";
  95         } else {
  96                 echo "Adding $field field to table $table...";
  97                 dbsource( archive($patch) , $wgDatabase );
  98                 echo "ok\n";
  99         }
 100 }
 101
 102 function do_revision_updates() {
 103         global $wgSoftwareRevision;
 104         if ( $wgSoftwareRevision < 1001 ) {
 105                 update_passwords();
 106         }
 107 }
 108
 109 function update_passwords() {
 110         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 111
 112         global $wgDatabase;
 113         $fname = "Update script: update_passwords()";
 114         print "\nIt appears that you need to update the user passwords in your\n" .
 115           "database. If you have already done this (if you've run this update\n" .
 116           "script once before, for example), doing so again will make all your\n" .
 117           "user accounts inaccessible, so be sure you only do this once.\n" .
 118           "Update user passwords? (yes/no)";
 119
 120         $resp = readconsole();
 121     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 122
 123         $sql = "SELECT user_id,user_password FROM user";
 124         $source = $wgDatabase->query( $sql, $fname );
 125
 126         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 127                 $id = $row->user_id;
 128                 $oldpass = $row->user_password;
 129                 $newpass = md5( "{$id}-{$oldpass}" );
 130
 131                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 132                   "WHERE user_id={$id}";
 133                 $wgDatabase->query( $sql, $fname );
 134         }
 135 }
 136
 137 function do_interwiki_update() {
 138         # Check that interwiki table exists; if it doesn't source it
 139         global $wgDatabase, $IP;
 140         if( $wgDatabase->tableExists( "interwiki" ) ) {
 141                 echo "...already have interwiki table\n";
 142                 return true;
 143         }
 144         echo "Creating interwiki table: ";
 145         dbsource( archive("patch-interwiki.sql") );
 146         echo "ok\n";
 147         echo "Adding default interwiki definitions: ";
 148         dbsource( "$IP/maintenance/interwiki.sql" );
 149         echo "ok\n";
 150 }
 151
 152 function do_index_update() {
 153         # Check that proper indexes are in place
 154         global $wgDatabase;
 155         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 156         if( $meta->multiple_key == 0 ) {
 157                 echo "Updating indexes to 20031107: ";
 158                 dbsource( archive("patch-indexes.sql") );
 159                 echo "ok\n";
 160                 return true;
 161         }
 162         echo "...indexes seem up to 20031107 standards\n";
 163         return false;
 164 }
 165
 166 function do_image_index_update() {
 167         global $wgDatabase;
 168
 169         $meta = $wgDatabase->fieldInfo( "image", "img_major_mime" );
 170         if( $meta->multiple_key == 0 ) {
 171                 echo "Updating indexes to 20050912: ";
 172                 dbsource( archive("patch-mimesearch-indexes.sql") );
 173                 echo "ok\n";
 174                 return true;
 175         }
 176         echo "...indexes seem up to 20050912 standards\n";
 177         return false;
 178 }
 179
 180 function do_image_name_unique_update() {
 181         global $wgDatabase;
 182         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 183                 echo "...image primary key already set.\n";
 184         } else {
 185                 echo "Making img_name the primary key... ";
 186                 dbsource( archive("patch-image_name_primary.sql"), $wgDatabase );
 187                 echo "ok\n";
 188         }
 189 }
 190
 191 function do_logging_timestamp_index() {
 192         global $wgDatabase;
 193         if( $wgDatabase->indexExists( 'logging', 'times' ) ) {
 194                 echo "...timestamp key on logging already exists.\n";
 195         } else {
 196                 echo "Adding timestamp key on logging table... ";
 197                 dbsource( archive("patch-logging-times-index.sql"), $wgDatabase );
 198                 echo "ok\n";
 199         }
 200 }
 201
 202
 203 function do_watchlist_update() {
 204         global $wgDatabase;
 205         $fname = 'do_watchlist_update';
 206         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 207                 echo "The watchlist table is already set up for email notification.\n";
 208         } else {
 209                 echo "Adding wl_notificationtimestamp field for email notification management.";
 210                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 211                 dbsource( archive( 'patch-email-notification.sql' ), $wgDatabase );
 212                 echo "ok\n";
 213         }
 214         # Check if we need to add talk page rows to the watchlist
 215         $talk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', $fname );
 216         $nontalk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', $fname );
 217         if ( $talk != $nontalk ) {
 218                 echo "Adding missing watchlist talk page rows... ";
 219                 flush();
 220
 221                 $wgDatabase->insertSelect( 'watchlist', 'watchlist',
 222                         array(
 223                                 'wl_user' => 'wl_user',
 224                                 'wl_namespace' => 'wl_namespace | 1',
 225                                 'wl_title' => 'wl_title',
 226                                 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
 227                         ), array( 'NOT (wl_namespace & 1)' ), $fname, 'IGNORE' );
 228                 echo "ok\n";
 229         } else {
 230                 echo "...watchlist talk page rows already present\n";
 231         }
 232 }
 233
 234 function do_copy_newtalk_to_watchlist() {
 235         global $wgDatabase;
 236         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 237
 238         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 239                 $wgDatabase->tableName( 'user_newtalk' ) );
 240         $num_newtalks=$wgDatabase->numRows($res);
 241         echo "Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 242
 243         $user = new User();
 244         for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 245                 $wluser = $wgDatabase->fetchObject( $res );
 246                 if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 247                         if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 248                                 $wgDatabase->replace( 'watchlist',
 249                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 250                                           array('wl_user'                       => 0,
 251                                                 'wl_namespace'                  => NS_USER_TALK,
 252                                                 'wl_title'                      => $wluser->user_ip,
 253                                                 'wl_notificationtimestamp'      => '19700101000000'
 254                                                 ), 'updaters.inc::do_watchlist_update2'
 255                                         );
 256                         }
 257                 } else { # normal users ... have user_ids
 258                         $user->setID($wluser->user_id);
 259                         $wgDatabase->replace( 'watchlist',
 260                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 261                                   array('wl_user'                       => $user->getID(),
 262                                         'wl_namespace'                  => NS_USER_TALK,
 263                                         'wl_title'                      => $user->getName(),
 264                                         'wl_notificationtimestamp'      => '19700101000000'
 265                                         ), 'updaters.inc::do_watchlist_update3'
 266                                 );
 267                 }
 268         }
 269         echo "Done.\n";
 270 }
 271
 272
 273 function do_user_update() {
 274         global $wgDatabase;
 275         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 276                 echo "User table contains old email authentication field. Dropping... ";
 277                 dbsource( archive( 'patch-email-authentication.sql' ), $wgDatabase );
 278                 echo "ok\n";
 279         } else {
 280                 echo "...user table does not contain old email authentication field.\n";
 281         }
 282 }
 283
 284 /**
 285  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 286  * which causes a collation mismatch error on joins in MySQL 4.1.
 287  */
 288 function do_logging_encoding() {
 289         global $wgDatabase, $wgDBtype;
 290         if ($wgDBtype != 'mysql')
 291                 return;
 292         $logging = $wgDatabase->tableName( 'logging' );
 293         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 294         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 295         $wgDatabase->freeResult( $res );
 296
 297         if( in_array( 'binary', $flags ) ) {
 298                 echo "Logging table has correct title encoding.\n";
 299         } else {
 300                 echo "Fixing title encoding on logging table... ";
 301                 dbsource( archive( 'patch-logging-title.sql' ), $wgDatabase );
 302                 echo "ok\n";
 303         }
 304 }
 305
 306 function do_schema_restructuring() {
 307         global $wgDatabase;
 308         $fname="do_schema_restructuring";
 309         if ( $wgDatabase->tableExists( 'page' ) ) {
 310                 echo "...page table already exists.\n";
 311         } else {
 312                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 313                 echo wfTimestamp();
 314                 echo "......checking for duplicate entries.\n"; flush();
 315
 316                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 317
 318                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 319                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 320
 321                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 322                         echo wfTimestamp();
 323                         echo "......<b>Found duplicate entries</b>\n";
 324                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 325                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 326                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 327                                         $duplicate[$row->cur_namespace] = array();
 328                                 }
 329                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 330                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 331                         }
 332                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 333                         $firstCond = true;
 334                         foreach ( $duplicate as $ns => $titles ) {
 335                                 if ( $firstCond ) {
 336                                         $firstCond = false;
 337                                 } else {
 338                                         $sql .= ' OR ';
 339                                 }
 340                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 341                                 $first = true;
 342                                 foreach ( $titles as $t ) {
 343                                         if ( $first ) {
 344                                                 $sql .= $wgDatabase->addQuotes( $t );
 345                                                 $first = false;
 346                                         } else {
 347                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 348                                         }
 349                                 }
 350                                 $sql .= ") ) \n";
 351                         }
 352                         # By sorting descending, the most recent entry will be the first in the list.
 353                         # All following entries will be deleted by the next while-loop.
 354                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 355
 356                         $rows = $wgDatabase->query( $sql, $fname );
 357
 358                         $prev_title = $prev_namespace = false;
 359                         $deleteId = array();
 360
 361                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 362                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 363                                         $deleteId[] = $row->cur_id;
 364                                 }
 365                                 $prev_title     = $row->cur_title;
 366                                 $prev_namespace = $row->cur_namespace;
 367                         }
 368                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 369                         $rows = $wgDatabase->query( $sql, $fname );
 370                         echo wfTimestamp();
 371                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 372                 }
 373
 374
 375                 echo wfTimestamp();
 376                 echo "......Creating tables.\n";
 377                 $wgDatabase->query("CREATE TABLE $page (
 378                         page_id int(8) unsigned NOT NULL auto_increment,
 379                         page_namespace int NOT NULL,
 380                         page_title varchar(255) binary NOT NULL,
 381                         page_restrictions tinyblob NOT NULL default '',
 382                         page_counter bigint(20) unsigned NOT NULL default '0',
 383                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 384                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 385                         page_random real unsigned NOT NULL,
 386                         page_touched char(14) binary NOT NULL default '',
 387                         page_latest int(8) unsigned NOT NULL,
 388                         page_len int(8) unsigned NOT NULL,
 389
 390                         PRIMARY KEY page_id (page_id),
 391                         UNIQUE INDEX name_title (page_namespace,page_title),
 392                         INDEX (page_random),
 393                         INDEX (page_len)
 394                         ) TYPE=InnoDB", $fname );
 395                 $wgDatabase->query("CREATE TABLE $revision (
 396                         rev_id int(8) unsigned NOT NULL auto_increment,
 397                         rev_page int(8) unsigned NOT NULL,
 398                         rev_comment tinyblob NOT NULL default '',
 399                         rev_user int(5) unsigned NOT NULL default '0',
 400                         rev_user_text varchar(255) binary NOT NULL default '',
 401                         rev_timestamp char(14) binary NOT NULL default '',
 402                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 403                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 404
 405                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 406                         UNIQUE INDEX rev_id (rev_id),
 407                         INDEX rev_timestamp (rev_timestamp),
 408                         INDEX page_timestamp (rev_page,rev_timestamp),
 409                         INDEX user_timestamp (rev_user,rev_timestamp),
 410                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 411                         ) TYPE=InnoDB", $fname );
 412
 413                 echo wfTimestamp();
 414                 echo "......Locking tables.\n";
 415                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 416
 417                 $maxold = intval( $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname ) );
 418                 echo wfTimestamp();
 419                 echo "......maxold is {$maxold}\n";
 420
 421                 echo wfTimestamp();
 422                 global $wgLegacySchemaConversion;
 423                 if( $wgLegacySchemaConversion ) {
 424                         // Create HistoryBlobCurStub entries.
 425                         // Text will be pulled from the leftover 'cur' table at runtime.
 426                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 427                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 428                         $cur_flags = "'object'";
 429                 } else {
 430                         // Copy all cur text in immediately: this may take longer but avoids
 431                         // having to keep an extra table around.
 432                         echo "......Moving text from cur.\n";
 433                         $cur_text = 'cur_text';
 434                         $cur_flags = "''";
 435                 }
 436                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 437                                 old_timestamp, old_minor_edit, old_flags)
 438                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 439                         FROM $cur", $fname );
 440
 441                 echo wfTimestamp();
 442                 echo "......Setting up revision table.\n";
 443                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 444                                 rev_minor_edit)
 445                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 446                                 old_timestamp, old_minor_edit
 447                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 448
 449                 echo wfTimestamp();
 450                 echo "......Setting up page table.\n";
 451                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 452                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 453                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 454                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 455                         FROM $cur,$revision
 456                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 457
 458                 echo wfTimestamp();
 459                 echo "......Unlocking tables.\n";
 460                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 461
 462                 echo wfTimestamp();
 463                 echo "......Renaming old.\n";
 464                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 465
 466                 echo wfTimestamp();
 467                 echo "...done.\n";
 468         }
 469 }
 470
 471 function do_inverse_timestamp() {
 472         global $wgDatabase;
 473         $fname="do_schema_restructuring";
 474         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 475                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 476                 dbsource( archive( 'patch-inverse_timestamp.sql' ), $wgDatabase );
 477                 echo "ok\n";
 478         } else {
 479                 echo "revision timestamp indexes already up to 2005-03-13\n";
 480         }
 481 }
 482
 483 function do_text_id() {
 484         global $wgDatabase;
 485         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 486                 echo "...rev_text_id already in place.\n";
 487         } else {
 488                 echo "Adding rev_text_id field... ";
 489                 dbsource( archive( 'patch-rev_text_id.sql' ), $wgDatabase );
 490                 echo "ok\n";
 491         }
 492 }
 493
 494 function do_namespace_size() {
 495         $tables = array(
 496                 'page'          => 'page',
 497                 'archive'       => 'ar',
 498                 'recentchanges' => 'rc',
 499                 'watchlist'     => 'wl',
 500                 'querycache'    => 'qc',
 501                 'logging'       => 'log',
 502         );
 503         foreach( $tables as $table => $prefix ) {
 504                 do_namespace_size_on( $table, $prefix );
 505                 flush();
 506         }
 507 }
 508
 509 function do_namespace_size_on( $table, $prefix ) {
 510         global $wgDatabase, $wgDBtype;
 511         if ($wgDBtype != 'mysql')
 512                 return;
 513         $field = $prefix . '_namespace';
 514
 515         $tablename = $wgDatabase->tableName( $table );
 516         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 517         $info = $wgDatabase->fetchObject( $result );
 518         $wgDatabase->freeResult( $result );
 519
 520         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 521                 echo "...$field is already a full int ($info->Type).\n";
 522         } else {
 523                 echo "Promoting $field from $info->Type to int... ";
 524
 525                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 526                 $wgDatabase->query( $sql );
 527
 528                 echo "ok\n";
 529         }
 530 }
 531
 532 function do_pagelinks_update() {
 533         global $wgDatabase;
 534         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 535                 echo "...already have pagelinks table.\n";
 536         } else {
 537                 echo "Converting links and brokenlinks tables to pagelinks... ";
 538                 dbsource( archive( 'patch-pagelinks.sql' ), $wgDatabase );
 539                 echo "ok\n";
 540                 flush();
 541
 542                 global $wgCanonicalNamespaceNames;
 543                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 544                         if( $ns != 0 ) {
 545                                 do_pagelinks_namespace( $ns );
 546                         }
 547                 }
 548         }
 549 }
 550
 551 function do_pagelinks_namespace( $namespace ) {
 552         global $wgDatabase, $wgContLang;
 553
 554         $ns = intval( $namespace );
 555         echo "Cleaning up broken links for namespace $ns... ";
 556
 557         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 558         $name = $wgContLang->getNsText( $ns );
 559         $prefix = $wgDatabase->strencode( $name );
 560         $likeprefix = str_replace( '_', '\\_', $prefix);
 561
 562         $sql = "UPDATE $pagelinks
 563                    SET pl_namespace=$ns,
 564                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 565                  WHERE pl_namespace=0
 566                    AND pl_title LIKE '$likeprefix:%'";
 567
 568         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 569         echo "ok\n";
 570 }
 571
 572 function do_drop_img_type() {
 573         global $wgDatabase;
 574
 575         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 576                 echo "Dropping unused img_type field in image table... ";
 577                 dbsource( archive( 'patch-drop_img_type.sql' ), $wgDatabase );
 578                 echo "ok\n";
 579         } else {
 580                 echo "No img_type field in image table; Good.\n";
 581         }
 582 }
 583
 584 function do_old_links_update() {
 585         global $wgDatabase;
 586         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 587                 echo "Already have pagelinks; skipping old links table updates.\n";
 588         } else {
 589                 convertLinks(); flush();
 590         }
 591 }
 592
 593 function do_user_unique_update() {
 594         global $wgDatabase;
 595         $duper = new UserDupes( $wgDatabase );
 596         if( $duper->hasUniqueIndex() ) {
 597                 echo "Already have unique user_name index.\n";
 598         } else {
 599                 if( !$duper->clearDupes() ) {
 600                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 601                 }
 602                 echo "Adding unique index on user_name... ";
 603                 dbsource( archive( 'patch-user_nameindex.sql' ), $wgDatabase );
 604                 echo "ok\n";
 605         }
 606 }
 607
 608 function do_user_groups_update() {
 609         $fname = 'do_user_groups_update';
 610         global $wgDatabase;
 611
 612         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 613                 echo "...user_groups table already exists.\n";
 614                 return do_user_groups_reformat();
 615         }
 616
 617         echo "Adding user_groups table... ";
 618         dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 619         echo "ok\n";
 620
 621         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 622                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 623                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 624                         dbsource( archive( 'patch-user_rights.sql' ), $wgDatabase );
 625                         echo "ok\n";
 626                 } else {
 627                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 628                         echo "*** You may need to manually configure some sysops by manipulating\n";
 629                         echo "*** the user_groups table.\n";
 630                         return;
 631                 }
 632         }
 633
 634         echo "Converting user_rights table to user_groups... ";
 635         $result = $wgDatabase->select( 'user_rights',
 636                 array( 'ur_user', 'ur_rights' ),
 637                 array( "ur_rights != ''" ),
 638                 $fname );
 639
 640         while( $row = $wgDatabase->fetchObject( $result ) ) {
 641                 $groups = array_unique(
 642                         array_map( 'trim',
 643                                 explode( ',', $row->ur_rights ) ) );
 644
 645                 foreach( $groups as $group ) {
 646                         $wgDatabase->insert( 'user_groups',
 647                                 array(
 648                                         'ug_user'  => $row->ur_user,
 649                                         'ug_group' => $group ),
 650                                 $fname );
 651                 }
 652         }
 653         $wgDatabase->freeResult( $result );
 654         echo "ok\n";
 655 }
 656
 657 function do_user_groups_reformat() {
 658         # Check for bogus formats from previous 1.5 alpha code.
 659         global $wgDatabase;
 660         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 661
 662         if( $info->type == 'int' ) {
 663                 $oldug = $wgDatabase->tableName( 'user_groups' );
 664                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 665                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 666                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 667                 echo "ok\n";
 668
 669                 echo "Re-adding fresh user_groups table... ";
 670                 dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 671                 echo "ok\n";
 672
 673                 echo "***\n";
 674                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 675                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 676                 echo "***\n";
 677         } else {
 678                 echo "...user_groups is in current format.\n";
 679         }
 680
 681 }
 682
 683 function do_watchlist_null() {
 684         # Make sure wl_notificationtimestamp can be NULL,
 685         # and update old broken items.
 686         global $wgDatabase;
 687         $info = $wgDatabase->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
 688
 689         if( $info->not_null ) {
 690                 echo "Making wl_notificationtimestamp nullable... ";
 691                 dbsource( archive( 'patch-watchlist-null.sql' ), $wgDatabase );
 692                 echo "ok\n";
 693         } else {
 694                 echo "...wl_notificationtimestamp is already nullable.\n";
 695         }
 696
 697 }
 698
 699 /**
 700  * @bug 3946
 701  */
 702 function do_page_random_update() {
 703         global $wgDatabase;
 704
 705         echo "Setting page_random to a random value on rows where it equals 0...";
 706
 707         $page = $wgDatabase->tableName( 'page' );
 708         $wgDatabase->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", 'do_page_random_update' );
 709         $rows = $wgDatabase->affectedRows();
 710
 711         echo "changed $rows rows\n";
 712 }
 713
 714 function do_templatelinks_update() {
 715         global $wgDatabase, $wgLoadBalancer;
 716         $fname = 'do_templatelinks_update';
 717
 718         if ( $wgDatabase->tableExists( 'templatelinks' ) ) {
 719                 echo "...templatelinks table already exists\n";
 720                 return;
 721         }
 722         echo "Creating templatelinks table...\n";
 723         dbsource( archive('patch-templatelinks.sql'), $wgDatabase );
 724         echo "Populating...\n";
 725         if ( isset( $wgLoadBalancer ) && $wgLoadBalancer->getServerCount() > 1 ) {
 726                 // Slow, replication-friendly update
 727                 $res = $wgDatabase->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
 728                         array( 'pl_namespace' => NS_TEMPLATE ), $fname );
 729                 $count = 0;
 730                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 731                         $count = ($count + 1) % 100;
 732                         if ( $count == 0 ) {
 733                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 734                                         wfWaitForSlaves( 10 );
 735                                 } else {
 736                                         sleep( 1 );
 737                                 }
 738                         }
 739                         $wgDatabase->insert( 'templatelinks',
 740                                 array(
 741                                         'tl_from' => $row->pl_from,
 742                                         'tl_namespace' => $row->pl_namespace,
 743                                         'tl_title' => $row->pl_title,
 744                                 ), $fname
 745                         );
 746
 747                 }
 748                 $wgDatabase->freeResult( $res );
 749         } else {
 750                 // Fast update
 751                 $wgDatabase->insertSelect( 'templatelinks', 'pagelinks',
 752                         array(
 753                                 'tl_from' => 'pl_from',
 754                                 'tl_namespace' => 'pl_namespace',
 755                                 'tl_title' => 'pl_title'
 756                         ), array(
 757                                 'pl_namespace' => 10
 758                         ), $fname
 759                 );
 760         }
 761         echo "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n";
 762 }
 763
 764 function do_all_updates( $doShared = false ) {
 765         global $wgNewTables, $wgNewFields, $wgRenamedTables, $wgSharedDB, $wgDatabase;
 766
 767         $doUser = !$wgSharedDB || $doShared;
 768
 769         # Rename tables
 770         foreach ( $wgRenamedTables as $tableRecord ) {
 771                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 772         }
 773
 774         # Add missing tables
 775         foreach ( $wgNewTables as $tableRecord ) {
 776                 add_table( $tableRecord[0], $tableRecord[1] );
 777                 flush();
 778         }
 779
 780         # Add missing fields
 781         foreach ( $wgNewFields as $fieldRecord ) {
 782                 if ( $fieldRecord[0] != 'user' || $doUser ) {
 783                         add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 784                 }
 785                 flush();
 786         }
 787
 788         # Do schema updates which require special handling
 789         do_interwiki_update(); flush();
 790         do_index_update(); flush();
 791         do_old_links_update(); flush();
 792         do_image_name_unique_update(); flush();
 793         do_watchlist_update(); flush();
 794         if ( $doUser ) {
 795                 do_user_update(); flush();
 796         }
 797 ######  do_copy_newtalk_to_watchlist(); flush();
 798         do_logging_encoding(); flush();
 799
 800         do_schema_restructuring(); flush();
 801         do_inverse_timestamp(); flush();
 802         do_text_id(); flush();
 803         do_namespace_size(); flush();
 804
 805         do_pagelinks_update(); flush();
 806         do_templatelinks_update(); flush(); // after pagelinks
 807
 808         do_drop_img_type(); flush();
 809
 810         if ( $doUser ) {
 811                 do_user_unique_update(); flush();
 812         }
 813         do_user_groups_update(); flush();
 814
 815         do_watchlist_null(); flush();
 816
 817         //do_image_index_update(); flush();
 818
 819         do_logging_timestamp_index(); flush();
 820
 821         do_page_random_update(); flush();
 822
 823         initialiseMessages(); flush();
 824 }
 825
 826 function archive($name) {
 827         global $wgDBtype, $IP;
 828         switch ($wgDBtype) {
 829         case "oracle":
 830                 return "$IP/maintenance/oracle/archives/$name";
 831         default:
 832                 return "$IP/maintenance/archives/$name";
 833         }
 834 }
 835 ?>