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