maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup Maintenance
   5  */
   6
   7 if ( !defined( 'MEDIAWIKI' ) ) {
   8         echo "This file is not a valid entry point\n";
   9         exit( 1 );
  10 }
  11
  12 function modify_field( $table, $field, $patch, $fullpath = false ) {
  13         global $wgDatabase;
  14         if ( !$wgDatabase->tableExists( $table ) ) {
  15                 wfOut( "...$table table does not exist, skipping modify field patch\n" );
  16         } elseif ( ! $wgDatabase->fieldExists( $table, $field ) ) {
  17                 wfOut( "...$field field does not exist in $table table, skipping modify field patch\n" );
  18         } else {
  19                 wfOut( "Modifying $field field of table $table..." );
  20                 if ( $fullpath ) {
  21                         $wgDatabase->sourceFile( $patch );
  22                 } else {
  23                         $wgDatabase->sourceFile( archive( $patch ) );
  24                 }
  25                 wfOut( "ok\n" );
  26         }
  27 }
  28
  29 function drop_index_if_exists( $table, $index, $patch, $fullpath = false ) {
  30         global $wgDatabase;
  31         if ( $wgDatabase->indexExists( $table, $index ) ) {
  32                 wfOut( "Dropping $index from table $table... " );
  33                 if ( $fullpath ) {
  34                         $wgDatabase->sourceFile( $patch );
  35                 } else {
  36                         $wgDatabase->sourceFile( archive( $patch ) );
  37                 }
  38                 wfOut( "ok\n" );
  39         } else {
  40                 wfOut( "...$index doesn't exist.\n" );
  41         }
  42 }
  43
  44 function archive( $name ) {
  45         return DatabaseBase::patchPath( $name );
  46 }
  47
  48 function do_interwiki_update() {
  49         # Check that interwiki table exists; if it doesn't source it
  50         global $wgDatabase, $IP;
  51         if ( $wgDatabase->tableExists( "interwiki" ) ) {
  52                 wfOut( "...already have interwiki table\n" );
  53                 return true;
  54         }
  55         wfOut( "Creating interwiki table: " );
  56         $wgDatabase->sourceFile( archive( "patch-interwiki.sql" ) );
  57         wfOut( "ok\n" );
  58         wfOut( "Adding default interwiki definitions: " );
  59         $wgDatabase->sourceFile( "$IP/maintenance/interwiki.sql" );
  60         wfOut( "ok\n" );
  61 }
  62
  63 function do_index_update() {
  64         # Check that proper indexes are in place
  65         global $wgDatabase;
  66         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
  67         if ( !$meta->isMultipleKey() ) {
  68                 wfOut( "Updating indexes to 20031107: " );
  69                 $wgDatabase->sourceFile( archive( "patch-indexes.sql" ) );
  70                 wfOut( "ok\n" );
  71                 return true;
  72         }
  73         wfOut( "...indexes seem up to 20031107 standards\n" );
  74         return false;
  75 }
  76
  77 function do_image_index_update() {
  78         global $wgDatabase;
  79
  80         $meta = $wgDatabase->fieldInfo( "image", "img_major_mime" );
  81         if ( !$meta->isMultipleKey() ) {
  82                 wfOut( "Updating indexes to 20050912: " );
  83                 $wgDatabase->sourceFile( archive( "patch-mimesearch-indexes.sql" ) );
  84                 wfOut( "ok\n" );
  85                 return true;
  86         }
  87         wfOut( "...indexes seem up to 20050912 standards\n" );
  88         return false;
  89 }
  90
  91 function do_image_name_unique_update() {
  92         global $wgDatabase;
  93         if ( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
  94                 wfOut( "...image primary key already set.\n" );
  95         } else {
  96                 wfOut( "Making img_name the primary key... " );
  97                 $wgDatabase->sourceFile( archive( "patch-image_name_primary.sql" ) );
  98                 wfOut( "ok\n" );
  99         }
 100 }
 101
 102 function do_watchlist_update() {
 103         global $wgDatabase;
 104         $fname = 'do_watchlist_update';
 105         if ( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 106                 wfOut( "...the watchlist table is already set up for email notification.\n" );
 107         } else {
 108                 wfOut( "Adding wl_notificationtimestamp field for email notification management." );
 109                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 110                 $wgDatabase->sourceFile( archive( 'patch-email-notification.sql' ) );
 111                 wfOut( "ok\n" );
 112         }
 113         # Check if we need to add talk page rows to the watchlist
 114         $talk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', $fname );
 115         $nontalk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', $fname );
 116         if ( $talk != $nontalk ) {
 117                 wfOut( "Adding missing watchlist talk page rows... " );
 118                 flush();
 119
 120                 $wgDatabase->insertSelect( 'watchlist', 'watchlist',
 121                         array(
 122                                 'wl_user' => 'wl_user',
 123                                 'wl_namespace' => 'wl_namespace | 1',
 124                                 'wl_title' => 'wl_title',
 125                                 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
 126                         ), array( 'NOT (wl_namespace & 1)' ), $fname, 'IGNORE' );
 127                 wfOut( "ok\n" );
 128         } else {
 129                 wfOut( "...watchlist talk page rows already present\n" );
 130         }
 131 }
 132
 133 function do_copy_newtalk_to_watchlist() {
 134         global $wgDatabase;
 135
 136         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 137                 $wgDatabase->tableName( 'user_newtalk' ) );
 138         $num_newtalks = $wgDatabase->numRows( $res );
 139         wfOut( "Now converting $num_newtalks user_newtalk entries to watchlist table entries ... \n" );
 140
 141         $user = new User();
 142         for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 143                 $wluser = $wgDatabase->fetchObject( $res );
 144                 if ( $wluser->user_id == 0 ) { # anonymous users ... have IP numbers as "names"
 145                         if ( $user->isIP( $wluser->user_ip ) ) { # do only if it really looks like an IP number (double checked)
 146                                 $wgDatabase->replace( 'watchlist',
 147                                         array( array( 'wl_user', 'wl_namespace', 'wl_title', 'wl_notificationtimestamp' ) ),
 148                                         array( 'wl_user' => 0,
 149                                                 'wl_namespace' => NS_USER_TALK,
 150                                                 'wl_title' => $wluser->user_ip,
 151                                                 'wl_notificationtimestamp' => '19700101000000'
 152                                                 ), 'updaters.inc::do_watchlist_update2'
 153                                         );
 154                         }
 155                 } else { # normal users ... have user_ids
 156                         $user->setID( $wluser->user_id );
 157                         $wgDatabase->replace( 'watchlist',
 158                                 array( array( 'wl_user', 'wl_namespace', 'wl_title', 'wl_notificationtimestamp' ) ),
 159                                 array( 'wl_user' => $user->getID(),
 160                                         'wl_namespace' => NS_USER_TALK,
 161                                         'wl_title' => $user->getName(),
 162                                         'wl_notificationtimestamp' => '19700101000000'
 163                                         ), 'updaters.inc::do_watchlist_update3'
 164                                 );
 165                 }
 166         }
 167         wfOut( "Done.\n" );
 168 }
 169
 170 /**
 171  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 172  * which causes a collation mismatch error on joins in MySQL 4.1.
 173  */
 174 function check_bin( $table, $field, $patchFile ) {
 175         global $wgDatabase, $wgDBtype;
 176         if ( $wgDBtype != 'mysql' )
 177                 return;
 178         $tableName = $wgDatabase->tableName( $table );
 179         $res = $wgDatabase->query( "SELECT $field FROM $tableName LIMIT 0" );
 180         $flags = explode( ' ', mysql_field_flags( $res->result, 0 ) );
 181
 182         if ( in_array( 'binary', $flags ) ) {
 183                 wfOut( "...$table table has correct $field encoding.\n" );
 184         } else {
 185                 wfOut( "Fixing $field encoding on $table table... " );
 186                 $wgDatabase->sourceFile( archive( $patchFile ) );
 187                 wfOut( "ok\n" );
 188         }
 189 }
 190
 191 function do_schema_restructuring() {
 192         global $wgDatabase;
 193         $fname = "do_schema_restructuring";
 194         if ( $wgDatabase->tableExists( 'page' ) ) {
 195                 wfOut( "...page table already exists.\n" );
 196         } else {
 197                 wfOut( "...converting from cur/old to page/revision/text DB structure.\n" );
 198                 wfOut( wfTimestamp( TS_DB ) );
 199                 wfOut( "......checking for duplicate entries.\n" );
 200
 201                 list ( $cur, $old, $page, $revision, $text ) = $wgDatabase->tableNamesN( 'cur', 'old', 'page', 'revision', 'text' );
 202
 203                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 204                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 205
 206                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 207                         wfOut( wfTimestamp( TS_DB ) );
 208                         wfOut( "......<b>Found duplicate entries</b>\n" );
 209                         wfOut( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 210                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 211                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 212                                         $duplicate[$row->cur_namespace] = array();
 213                                 }
 214                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 215                                 wfOut( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 216                         }
 217                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 218                         $firstCond = true;
 219                         foreach ( $duplicate as $ns => $titles ) {
 220                                 if ( $firstCond ) {
 221                                         $firstCond = false;
 222                                 } else {
 223                                         $sql .= ' OR ';
 224                                 }
 225                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 226                                 $first = true;
 227                                 foreach ( $titles as $t ) {
 228                                         if ( $first ) {
 229                                                 $sql .= $wgDatabase->addQuotes( $t );
 230                                                 $first = false;
 231                                         } else {
 232                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 233                                         }
 234                                 }
 235                                 $sql .= ") ) \n";
 236                         }
 237                         # By sorting descending, the most recent entry will be the first in the list.
 238                         # All following entries will be deleted by the next while-loop.
 239                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 240
 241                         $rows = $wgDatabase->query( $sql, $fname );
 242
 243                         $prev_title = $prev_namespace = false;
 244                         $deleteId = array();
 245
 246                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 247                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 248                                         $deleteId[] = $row->cur_id;
 249                                 }
 250                                 $prev_title     = $row->cur_title;
 251                                 $prev_namespace = $row->cur_namespace;
 252                         }
 253                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 254                         $rows = $wgDatabase->query( $sql, $fname );
 255                         wfOut( wfTimestamp( TS_DB ) );
 256                         wfOut( "......<b>Deleted</b> " . $wgDatabase->affectedRows() . " records.\n" );
 257                 }
 258
 259
 260                 wfOut( wfTimestamp( TS_DB ) );
 261                 wfOut( "......Creating tables.\n" );
 262                 $wgDatabase->query( "CREATE TABLE $page (
 263                         page_id int(8) unsigned NOT NULL auto_increment,
 264                         page_namespace int NOT NULL,
 265                         page_title varchar(255) binary NOT NULL,
 266                         page_restrictions tinyblob NOT NULL,
 267                         page_counter bigint(20) unsigned NOT NULL default '0',
 268                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 269                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 270                         page_random real unsigned NOT NULL,
 271                         page_touched char(14) binary NOT NULL default '',
 272                         page_latest int(8) unsigned NOT NULL,
 273                         page_len int(8) unsigned NOT NULL,
 274
 275                         PRIMARY KEY page_id (page_id),
 276                         UNIQUE INDEX name_title (page_namespace,page_title),
 277                         INDEX (page_random),
 278                         INDEX (page_len)
 279                         ) ENGINE=InnoDB", $fname );
 280                 $wgDatabase->query( "CREATE TABLE $revision (
 281                         rev_id int(8) unsigned NOT NULL auto_increment,
 282                         rev_page int(8) unsigned NOT NULL,
 283                         rev_comment tinyblob NOT NULL,
 284                         rev_user int(5) unsigned NOT NULL default '0',
 285                         rev_user_text varchar(255) binary NOT NULL default '',
 286                         rev_timestamp char(14) binary NOT NULL default '',
 287                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 288                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 289                         rev_len int(8) unsigned,
 290                         rev_parent_id int(8) unsigned default NULL,
 291                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 292                         UNIQUE INDEX rev_id (rev_id),
 293                         INDEX rev_timestamp (rev_timestamp),
 294                         INDEX page_timestamp (rev_page,rev_timestamp),
 295                         INDEX user_timestamp (rev_user,rev_timestamp),
 296                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 297                         ) ENGINE=InnoDB", $fname );
 298
 299                 wfOut( wfTimestamp( TS_DB ) );
 300                 wfOut( "......Locking tables.\n" );
 301                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 302
 303                 $maxold = intval( $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname ) );
 304                 wfOut( wfTimestamp( TS_DB ) );
 305                 wfOut( "......maxold is {$maxold}\n" );
 306
 307                 wfOut( wfTimestamp( TS_DB ) );
 308                 global $wgLegacySchemaConversion;
 309                 if ( $wgLegacySchemaConversion ) {
 310                         // Create HistoryBlobCurStub entries.
 311                         // Text will be pulled from the leftover 'cur' table at runtime.
 312                         wfOut( "......Moving metadata from cur; using blob references to text in cur table.\n" );
 313                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 314                         $cur_flags = "'object'";
 315                 } else {
 316                         // Copy all cur text in immediately: this may take longer but avoids
 317                         // having to keep an extra table around.
 318                         wfOut( "......Moving text from cur.\n" );
 319                         $cur_text = 'cur_text';
 320                         $cur_flags = "''";
 321                 }
 322                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 323                                         old_timestamp, old_minor_edit, old_flags)
 324                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 325                         FROM $cur", $fname );
 326
 327                 wfOut( wfTimestamp( TS_DB ) );
 328                 wfOut( "......Setting up revision table.\n" );
 329                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 330                                 rev_minor_edit)
 331                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 332                                 old_timestamp, old_minor_edit
 333                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 334
 335                 wfOut( wfTimestamp( TS_DB ) );
 336                 wfOut( "......Setting up page table.\n" );
 337                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 338                         page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 339                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 340                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 341                         FROM $cur,$revision
 342                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 343
 344                 wfOut( wfTimestamp( TS_DB ) );
 345                 wfOut( "......Unlocking tables.\n" );
 346                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 347
 348                 wfOut( wfTimestamp( TS_DB ) );
 349                 wfOut( "......Renaming old.\n" );
 350                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 351
 352                 wfOut( wfTimestamp( TS_DB ) );
 353                 wfOut( "...done.\n" );
 354         }
 355 }
 356
 357 function do_pagelinks_update() {
 358         global $wgDatabase;
 359         if ( $wgDatabase->tableExists( 'pagelinks' ) ) {
 360                 wfOut( "...already have pagelinks table.\n" );
 361         } else {
 362                 wfOut( "Converting links and brokenlinks tables to pagelinks... " );
 363                 $wgDatabase->sourceFile( archive( 'patch-pagelinks.sql' ) );
 364                 wfOut( "ok\n" );
 365                 flush();
 366
 367                 global $wgCanonicalNamespaceNames;
 368                 foreach ( $wgCanonicalNamespaceNames as $ns => $name ) {
 369                         if ( $ns != 0 ) {
 370                                 do_pagelinks_namespace( $ns );
 371                         }
 372                 }
 373         }
 374 }
 375
 376 function do_pagelinks_namespace( $namespace ) {
 377         global $wgDatabase, $wgContLang;
 378
 379         $ns = intval( $namespace );
 380         wfOut( "Cleaning up broken links for namespace $ns... " );
 381
 382         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 383         $name = $wgContLang->getNsText( $ns );
 384         $prefix = $wgDatabase->strencode( $name );
 385         $likeprefix = str_replace( '_', '\\_', $prefix );
 386
 387         $sql = "UPDATE $pagelinks
 388                    SET pl_namespace=$ns,
 389                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 390                  WHERE pl_namespace=0
 391                    AND pl_title LIKE '$likeprefix:%'";
 392
 393         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 394         wfOut( "ok\n" );
 395 }
 396
 397 function do_old_links_update() {
 398         if( !defined( 'MW_NO_SETUP' ) ) {
 399                 define( 'MW_NO_SETUP', true );
 400         }
 401         require( "convertLinks.php" );
 402         $cl = new ConvertLinks();
 403         $cl->execute();
 404 }
 405
 406 function fix_ancient_imagelinks() {
 407         global $wgDatabase;
 408         $info = $wgDatabase->fieldInfo( 'imagelinks', 'il_from' );
 409         if ( $info && $info->type() === 'string' ) {
 410                 wfOut( "Fixing ancient broken imagelinks table.\n" );
 411                 wfOut( "NOTE: you will have to run maintenance/refreshLinks.php after this.\n" );
 412                 $wgDatabase->sourceFile( archive( 'patch-fix-il_from.sql' ) );
 413                 wfOut( "ok\n" );
 414         } else {
 415                 wfOut( "...il_from OK\n" );
 416         }
 417 }
 418
 419 function do_user_unique_update() {
 420         global $wgDatabase;
 421         require_once( "userDupes.inc" );
 422         $duper = new UserDupes( $wgDatabase );
 423         if ( $duper->hasUniqueIndex() ) {
 424                 wfOut( "...already have unique user_name index.\n" );
 425         } else {
 426                 if ( !$duper->clearDupes() ) {
 427                         wfOut( "WARNING: This next step will probably fail due to unfixed duplicates...\n" );
 428                 }
 429                 wfOut( "Adding unique index on user_name... " );
 430                 $wgDatabase->sourceFile( archive( 'patch-user_nameindex.sql' ) );
 431                 wfOut( "ok\n" );
 432         }
 433 }
 434
 435 function do_user_groups_update() {
 436         $fname = 'do_user_groups_update';
 437         global $wgDatabase;
 438
 439         if ( $wgDatabase->tableExists( 'user_groups' ) ) {
 440                 wfOut( "...user_groups table already exists.\n" );
 441                 return do_user_groups_reformat();
 442         }
 443
 444         wfOut( "Adding user_groups table... " );
 445         $wgDatabase->sourceFile( archive( 'patch-user_groups.sql' ) );
 446         wfOut( "ok\n" );
 447
 448         if ( !$wgDatabase->tableExists( 'user_rights' ) ) {
 449                 if ( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 450                         wfOut( "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion..." );
 451                         $wgDatabase->sourceFile( archive( 'patch-user_rights.sql' ) );
 452                         wfOut( "ok\n" );
 453                 } else {
 454                         wfOut( "*** WARNING: couldn't locate user_rights table or field for upgrade.\n" );
 455                         wfOut( "*** You may need to manually configure some sysops by manipulating\n" );
 456                         wfOut( "*** the user_groups table.\n" );
 457                         return;
 458                 }
 459         }
 460
 461         wfOut( "Converting user_rights table to user_groups... " );
 462         $result = $wgDatabase->select( 'user_rights',
 463                 array( 'ur_user', 'ur_rights' ),
 464                 array( "ur_rights != ''" ),
 465                 $fname );
 466
 467         while ( $row = $wgDatabase->fetchObject( $result ) ) {
 468                 $groups = array_unique(
 469                         array_map( 'trim',
 470                                 explode( ',', $row->ur_rights ) ) );
 471
 472                 foreach ( $groups as $group ) {
 473                         $wgDatabase->insert( 'user_groups',
 474                                 array(
 475                                         'ug_user'  => $row->ur_user,
 476                                         'ug_group' => $group ),
 477                                 $fname );
 478                 }
 479         }
 480         wfOut( "ok\n" );
 481 }
 482
 483 function do_user_groups_reformat() {
 484         # Check for bogus formats from previous 1.5 alpha code.
 485         global $wgDatabase;
 486         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 487
 488         if ( $info->type() == 'int' ) {
 489                 $oldug = $wgDatabase->tableName( 'user_groups' );
 490                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 491                 wfOut( "user_groups is in bogus intermediate format. Renaming to $newug... " );
 492                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 493                 wfOut( "ok\n" );
 494
 495                 wfOut( "Re-adding fresh user_groups table... " );
 496                 $wgDatabase->sourceFile( archive( 'patch-user_groups.sql' ) );
 497                 wfOut( "ok\n" );
 498
 499                 wfOut( "***\n" );
 500                 wfOut( "*** WARNING: You will need to manually fix up user permissions in the user_groups\n" );
 501                 wfOut( "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n" );
 502                 wfOut( "***\n" );
 503         } else {
 504                 wfOut( "...user_groups is in current format.\n" );
 505         }
 506
 507 }
 508
 509 function do_watchlist_null() {
 510         # Make sure wl_notificationtimestamp can be NULL,
 511         # and update old broken items.
 512         global $wgDatabase;
 513         $info = $wgDatabase->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
 514
 515         if ( !$info->nullable() ) {
 516                 wfOut( "Making wl_notificationtimestamp nullable... " );
 517                 $wgDatabase->sourceFile( archive( 'patch-watchlist-null.sql' ) );
 518                 wfOut( "ok\n" );
 519         } else {
 520                 wfOut( "...wl_notificationtimestamp is already nullable.\n" );
 521         }
 522
 523 }
 524
 525 /**
 526  * @bug 3946
 527  */
 528 function do_page_random_update() {
 529         global $wgDatabase;
 530
 531         wfOut( "Setting page_random to a random value on rows where it equals 0..." );
 532
 533         $page = $wgDatabase->tableName( 'page' );
 534         $wgDatabase->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", 'do_page_random_update' );
 535         $rows = $wgDatabase->affectedRows();
 536
 537         wfOut( "changed $rows rows\n" );
 538 }
 539
 540 function do_templatelinks_update() {
 541         global $wgDatabase;
 542         $fname = 'do_templatelinks_update';
 543
 544         if ( $wgDatabase->tableExists( 'templatelinks' ) ) {
 545                 wfOut( "...templatelinks table already exists\n" );
 546                 return;
 547         }
 548         wfOut( "Creating templatelinks table...\n" );
 549         $wgDatabase->sourceFile( archive( 'patch-templatelinks.sql' ) );
 550         wfOut( "Populating...\n" );
 551         if ( wfGetLB()->getServerCount() > 1 ) {
 552                 // Slow, replication-friendly update
 553                 $res = $wgDatabase->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
 554                         array( 'pl_namespace' => NS_TEMPLATE ), $fname );
 555                 $count = 0;
 556                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 557                         $count = ( $count + 1 ) % 100;
 558                         if ( $count == 0 ) {
 559                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 560                                         wfWaitForSlaves( 10 );
 561                                 } else {
 562                                         sleep( 1 );
 563                                 }
 564                         }
 565                         $wgDatabase->insert( 'templatelinks',
 566                                 array(
 567                                         'tl_from' => $row->pl_from,
 568                                         'tl_namespace' => $row->pl_namespace,
 569                                         'tl_title' => $row->pl_title,
 570                                 ), $fname
 571                         );
 572
 573                 }
 574         } else {
 575                 // Fast update
 576                 $wgDatabase->insertSelect( 'templatelinks', 'pagelinks',
 577                         array(
 578                                 'tl_from' => 'pl_from',
 579                                 'tl_namespace' => 'pl_namespace',
 580                                 'tl_title' => 'pl_title'
 581                         ), array(
 582                                 'pl_namespace' => 10
 583                         ), $fname
 584                 );
 585         }
 586         wfOut( "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n" );
 587 }
 588
 589 // Add index on ( rc_namespace, rc_user_text ) [Jul. 2006]
 590 // Add index on ( rc_user_text, rc_timestamp ) [Nov. 2006]
 591 function do_rc_indices_update() {
 592         global $wgDatabase;
 593         wfOut( "Checking for additional recent changes indices...\n" );
 594
 595         $indexes = array(
 596                 'rc_ns_usertext' => 'patch-recentchanges-utindex.sql',
 597                 'rc_user_text' => 'patch-rc_user_text-index.sql',
 598         );
 599
 600         foreach ( $indexes as $index => $patch ) {
 601                 $info = $wgDatabase->indexInfo( 'recentchanges', $index, __METHOD__ );
 602                 if ( !$info ) {
 603                         wfOut( "...index `{$index}` not found; adding..." );
 604                         $wgDatabase->sourceFile( archive( $patch ) );
 605                         wfOut( "done.\n" );
 606                 } else {
 607                         wfOut( "...index `{$index}` seems ok.\n" );
 608                 }
 609         }
 610 }
 611
 612 function index_has_field( $table, $index, $field ) {
 613         global $wgDatabase;
 614         wfOut( "Checking if $table index $index includes field $field...\n" );
 615         $info = $wgDatabase->indexInfo( $table, $index, __METHOD__ );
 616         if ( $info ) {
 617                 foreach ( $info as $row ) {
 618                         if ( $row->Column_name == $field ) {
 619                                 wfOut( "...index $index on table $table seems to be ok\n" );
 620                                 return true;
 621                         }
 622                 }
 623         }
 624         wfOut( "...index $index on table $table has no field $field; adding\n" );
 625         return false;
 626 }
 627
 628 function do_backlinking_indices_update() {
 629         global $wgDatabase;
 630         wfOut( "Checking for backlinking indices...\n" );
 631         if ( !index_has_field( 'pagelinks', 'pl_namespace', 'pl_from' ) ||
 632                 !index_has_field( 'templatelinks', 'tl_namespace', 'tl_from' ) ||
 633                 !index_has_field( 'imagelinks', 'il_to', 'il_from' ) )
 634         {
 635                 $wgDatabase->sourceFile( archive( 'patch-backlinkindexes.sql' ) );
 636                 wfOut( "...backlinking indices updated\n" );
 637         }
 638 }
 639
 640 function do_categorylinks_indices_update() {
 641         global $wgDatabase;
 642         wfOut( "Checking for categorylinks indices...\n" );
 643         if ( !index_has_field( 'categorylinks', 'cl_sortkey', 'cl_from' ) )
 644         {
 645                 $wgDatabase->sourceFile( archive( 'patch-categorylinksindex.sql' ) );
 646                 wfOut( "...categorylinks indices updated\n" );
 647         }
 648 }
 649
 650 function do_filearchive_indices_update() {
 651         global $wgDatabase;
 652         wfOut( "Checking filearchive indices...\n" );
 653         $info = $wgDatabase->indexInfo( 'filearchive', 'fa_user_timestamp', __METHOD__ );
 654         if ( !$info )
 655         {
 656                 $wgDatabase->sourceFile( archive( 'patch-filearchive-user-index.sql' ) );
 657                 wfOut( "...filearchive indices updated\n" );
 658         }
 659 }
 660
 661 function maybe_do_profiling_memory_update() {
 662         global $wgDatabase;
 663         if ( !$wgDatabase->tableExists( 'profiling' ) ) {
 664                 // Simply ignore
 665         } elseif ( $wgDatabase->fieldExists( 'profiling', 'pf_memory' ) ) {
 666                 wfOut( "...profiling table has pf_memory field.\n" );
 667         } else {
 668                 wfOut( "Adding pf_memory field to table profiling..." );
 669                 $wgDatabase->sourceFile( archive( 'patch-profiling-memory.sql' ) );
 670                 wfOut( "ok\n" );
 671         }
 672 }
 673
 674 function do_stats_init() {
 675         // Sometimes site_stats table is not properly populated.
 676         global $wgDatabase;
 677         wfOut( "\nChecking site_stats row..." );
 678         $row = $wgDatabase->selectRow( 'site_stats', '*', array( 'ss_row_id' => 1 ), __METHOD__ );
 679         if ( $row === false ) {
 680                 wfOut( "data is missing! rebuilding...\n" );
 681         } elseif ( isset( $row->site_stats ) && $row->ss_total_pages == -1 ) {
 682                 wfOut( "missing ss_total_pages, rebuilding...\n" );
 683         } else {
 684                 wfOut( "ok.\n" );
 685                 return;
 686         }
 687         SiteStatsInit::doAllAndCommit( false );
 688 }
 689
 690 function do_active_users_init() {
 691         global $wgDatabase;
 692         $activeUsers = $wgDatabase->selectField( 'site_stats', 'ss_active_users', false, __METHOD__ );
 693         if ( $activeUsers == -1 ) {
 694                 $activeUsers = $wgDatabase->selectField( 'recentchanges',
 695                         'COUNT( DISTINCT rc_user_text )',
 696                         array( 'rc_user != 0', 'rc_bot' => 0, "rc_log_type != 'newusers'" ), __METHOD__
 697                 );
 698                 $wgDatabase->update( 'site_stats',
 699                         array( 'ss_active_users' => intval( $activeUsers ) ),
 700                         array( 'ss_row_id' => 1 ), __METHOD__, array( 'LIMIT' => 1 )
 701                 );
 702         }
 703         wfOut( "...ss_active_users user count set...\n" );
 704 }
 705
 706 /**
 707  * Adding page_restrictions table, obsoleting page.page_restrictions.
 708  * Migrating old restrictions to new table
 709  * -- Andrew Garrett, January 2007.
 710  */
 711 function do_restrictions_update() {
 712         global $wgDatabase;
 713
 714         if ( $wgDatabase->tableExists( 'page_restrictions' ) ) {
 715                 wfOut( "...page_restrictions table already exists.\n" );
 716         } else {
 717                 wfOut( "Creating page_restrictions table..." );
 718                 $wgDatabase->sourceFile( archive( 'patch-page_restrictions.sql' ) );
 719                 $wgDatabase->sourceFile( archive( 'patch-page_restrictions_sortkey.sql' ) );
 720                 wfOut( "ok\n" );
 721
 722                 wfOut( "Migrating old restrictions to new table...\n" );
 723                 require_once( 'updateRestrictions.php' );
 724                 $task = new UpdateRestrictions();
 725                 $task->execute();
 726         }
 727 }
 728
 729 function do_category_population() {
 730         if ( update_row_exists( 'populate category' ) ) {
 731                 wfOut( "...category table already populated.\n" );
 732                 return;
 733         }
 734         require_once( 'populateCategory.php' );
 735         wfOut(
 736                 "Populating category table, printing progress markers. " .
 737                 "For large databases, you\n" .
 738                 "may want to hit Ctrl-C and do this manually with maintenance/\n" .
 739                 "populateCategory.php.\n"
 740         );
 741         $task = new PopulateCategory();
 742         $task->execute();
 743         wfOut( "Done populating category table.\n" );
 744 }
 745
 746 function do_populate_parent_id() {
 747         if ( update_row_exists( 'populate rev_parent_id' ) ) {
 748                 wfOut( "...rev_parent_id column already populated.\n" );
 749                 return;
 750         }
 751         require_once( 'populateParentId.php' );
 752         $task = new PopulateParentId();
 753         $task->execute();
 754 }
 755
 756 function do_populate_rev_len() {
 757         if ( update_row_exists( 'populate rev_len' ) ) {
 758                 wfOut( "...rev_len column already populated.\n" );
 759                 return;
 760         }
 761         require_once( 'populateRevisionLength.php' );
 762         $task = new PopulateRevisionLength();
 763         $task->execute();
 764 }
 765
 766 function do_cl_fields_update() {
 767         if ( update_row_exists( 'cl_fields_update' ) ) {
 768                 wfOut( "...categorylinks up-to-date.\n" );
 769                 return;
 770         }
 771         wfOut( 'Updating categorylinks (again)...' );
 772         global $wgDatabase;
 773         $wgDatabase->sourceFile( archive( 'patch-categorylinks-better-collation2.sql' ) );
 774         wfOut( "done.\n" );
 775 }
 776
 777 function do_collation_update() {
 778         global $wgDatabase, $wgCategoryCollation;
 779         if ( $wgDatabase->selectField(
 780                 'categorylinks',
 781                 'COUNT(*)',
 782                 'cl_collation != ' . $wgDatabase->addQuotes( $wgCategoryCollation ),
 783                 __FUNCTION__
 784         ) == 0 ) {
 785                 wfOut( "...collations up-to-date.\n" );
 786                 return;
 787         }
 788         require_once( 'updateCollation.php' );
 789         $task = new UpdateCollation();
 790         $task->execute();
 791 }
 792
 793 function sqlite_initial_indexes() {
 794         global $wgDatabase;
 795         // initial-indexes.sql fails if the indexes are already present, so we perform a quick check if our database is newer.
 796         if ( update_row_exists( 'initial_indexes' ) || $wgDatabase->indexExists( 'user', 'user_name' ) ) {
 797                 wfOut( "...have initial indexes\n" );
 798                 return;
 799         }
 800         wfOut( "Adding initial indexes..." );
 801         $wgDatabase->sourceFile( archive( 'initial-indexes.sql' ) );
 802         wfOut( "done\n" );
 803 }
 804
 805 function sqlite_setup_searchindex() {
 806         global $wgDatabase;
 807         $module = $wgDatabase->getFulltextSearchModule();
 808         $fts3tTable = update_row_exists( 'fts3' );
 809         if ( $fts3tTable &&  !$module ) {
 810                 wfOut( '...PHP is missing FTS3 support, downgrading tables...' );
 811                 $wgDatabase->sourceFile( archive( 'searchindex-no-fts.sql' ) );
 812                 wfOut( "done\n" );
 813         } elseif ( !$fts3tTable && $module == 'FTS3' ) {
 814                 wfOut( '...adding FTS3 search capabilities...' );
 815                 $wgDatabase->sourceFile( archive( 'searchindex-fts3.sql' ) );
 816                 wfOut( "done\n" );
 817         } else {
 818                 wfOut( "...fulltext search table appears to be in order.\n" );
 819         }
 820 }
 821
 822 function do_unique_pl_tl_il() {
 823         global $wgDatabase;
 824         $info = $wgDatabase->indexInfo( 'pagelinks', 'pl_namespace' );
 825         if ( is_array( $info ) && !$info[0]->Non_unique ) {
 826                 wfOut( "...pl_namespace, tl_namespace, il_to indices are already UNIQUE.\n" );
 827         } else {
 828                 wfOut( "Making pl_namespace, tl_namespace and il_to indices UNIQUE... " );
 829                 $wgDatabase->sourceFile( archive( 'patch-pl-tl-il-unique.sql' ) );
 830                 wfOut( "ok\n" );
 831         }
 832 }
 833
 834 function do_log_search_population() {
 835         if ( update_row_exists( 'populate log_search' ) ) {
 836                 wfOut( "...log_search table already populated.\n" );
 837                 return;
 838         }
 839         require_once( 'populateLogSearch.php' );
 840         wfOut(
 841 "Populating log_search table, printing progress markers. For large\n" .
 842 "databases, you may want to hit Ctrl-C and do this manually with\n" .
 843 "maintenance/populateLogSearch.php.\n" );
 844         $task = new PopulateLogSearch();
 845         $task->execute();
 846         wfOut( "Done populating log_search table.\n" );
 847 }
 848
 849 function rename_eu_wiki_id() {
 850         global $wgDatabase;
 851         if ( $wgDatabase->fieldExists( 'external_user', 'eu_local_id' ) ) {
 852                 wfOut( "...eu_wiki_id already renamed to eu_local_id.\n" );
 853                 return;
 854         }
 855         wfOut( "Renaming eu_wiki_id -> eu_local_id... " );
 856         $wgDatabase->sourceFile( archive( 'patch-eu_local_id.sql' ) );
 857         wfOut( "ok\n" );
 858 }
 859
 860 function do_update_transcache_field() {
 861         global $wgDatabase;
 862         if ( update_row_exists( 'convert transcache field' ) ) {
 863                 wfOut( "...transcache tc_time already converted.\n" );
 864                 return;
 865         } else {
 866                 wfOut( "Converting tc_time from UNIX epoch to MediaWiki timestamp... " );
 867                 $wgDatabase->sourceFile( archive( 'patch-tc-timestamp.sql' ) );
 868                 wfOut( "ok\n" );
 869         }
 870 }
 871
 872 function do_update_mime_minor_field() {
 873         if ( update_row_exists( 'mime_minor_length' ) ) {
 874                 wfOut( "...*_mime_minor fields are already long enough.\n" );
 875         } else {
 876                 global $wgDatabase;
 877                 wfOut( "Altering all *_mime_minor fields to 100 bytes in size ... " );
 878                 $wgDatabase->sourceFile( archive( 'patch-mime_minor_length.sql' ) );
 879                 wfOut( "ok\n" );
 880         }
 881 }