maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @addtogroup Maintenance
   4  */
   5
   6  /** */
   7
   8 if ( !defined( 'MEDIAWIKI' ) ) {
   9         echo "This file is not a valid entry point\n";
  10         exit( 1 );
  11 }
  12
  13 require_once 'convertLinks.inc';
  14 require_once 'userDupes.inc';
  15 require_once 'deleteDefaultMessages.php';
  16 # Extension updates
  17 require_once( "$IP/includes/Hooks.php" );
  18
  19 $wgRenamedTables = array(
  20 #           from             to                  patch file
  21 #       array( 'group',         'groups',           'patch-rename-group.sql' ),
  22 );
  23
  24 $wgNewTables = array(
  25 #            table          patch file (in maintenance/archives)
  26         array( 'hitcounter',    'patch-hitcounter.sql' ),
  27         array( 'querycache',    'patch-querycache.sql' ),
  28         array( 'objectcache',   'patch-objectcache.sql' ),
  29         array( 'categorylinks', 'patch-categorylinks.sql' ),
  30         array( 'logging',       'patch-logging.sql' ),
  31         array( 'user_newtalk',  'patch-usernewtalk2.sql' ),
  32         array( 'transcache',    'patch-transcache.sql' ),
  33         array( 'trackbacks',    'patch-trackbacks.sql' ),
  34         array( 'externallinks', 'patch-externallinks.sql' ),
  35         array( 'job',           'patch-job.sql' ),
  36         array( 'langlinks',     'patch-langlinks.sql' ),
  37         array( 'querycache_info', 'patch-querycacheinfo.sql' ),
  38         array( 'filearchive',   'patch-filearchive.sql' ),
  39         array( 'querycachetwo', 'patch-querycachetwo.sql' ),
  40 );
  41
  42 $wgNewFields = array(
  43 #           table            field             patch file (in maintenance/archives)
  44         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  45         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  46         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  47         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  48         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  49         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  50         array( 'recentchanges', 'rc_old_len',       'patch-rc_len.sql' ),
  51         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  52         array( 'user',          'user_token',       'patch-user_token.sql' ),
  53         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  54         array( 'user',          'user_registration','patch-user_registration.sql' ),
  55         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  56         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  57         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  58         array( 'page',          'page_len',         'patch-page_len.sql' ),
  59         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  60         array( 'image',         'img_width',        'patch-img_width.sql' ),
  61         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  62         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  63         array( 'site_stats',    'ss_total_pages',   'patch-ss_total_articles.sql' ),
  64         array( 'interwiki',     'iw_trans',         'patch-interwiki-trans.sql' ),
  65         array( 'ipblocks',      'ipb_range_start',  'patch-ipb_range_start.sql' ),
  66         array( 'site_stats',    'ss_images',        'patch-ss_images.sql' ),
  67         array( 'ipblocks',      'ipb_anon_only',    'patch-ipb_anon_only.sql' ),
  68         array( 'ipblocks',              'ipb_enable_autoblock', 'patch-ipb_optional_autoblock.sql' ),
  69         array( 'user',          'user_newpass_time','patch-user_newpass_time.sql' ),
  70         array( 'user',          'user_editcount',   'patch-user_editcount.sql' ),
  71         array( 'recentchanges', 'rc_deleted',           'patch-rc_deleted.sql' ),
  72         array( 'logging',               'log_id',                       'patch-log_id.sql' ),
  73         array( 'logging',               'log_deleted',          'patch-log_deleted.sql' ),
  74         array( 'archive',               'ar_deleted',           'patch-ar_deleted.sql' ),
  75         array( 'ipblocks',              'ipb_deleted',          'patch-ipb_deleted.sql' ),
  76         array( 'filearchive',   'fa_deleted',           'patch-fa_deleted.sql' ),
  77         array( 'revision',          'rev_len',          'patch-rev_len.sql' ),
  78         array( 'archive',           'ar_len',           'patch-ar_len.sql' ),
  79         array( 'revision',          'rev_parent_id',    'patch-rev_parent_id.sql' ),
  80         array( 'page_restrictions', 'pr_id',            'patch-page_restrictions_sortkey.sql' ),
  81         array( 'ipblocks',      'ipb_block_email',  'patch-ipb_emailban.sql' ),
  82         array( 'oldimage',      'oi_metadata',      'patch-oi_metadata.sql'),
  83         array( 'archive',       'ar_page',          'patch-archive-ar_page.sql'),
  84         array( 'image',         'img_sha1',         'patch-img_sha1.sql' ),
  85 );
  86
  87 # For extensions only, should be populated via hooks
  88 # $wgDBtype should be checked to specifiy the proper file
  89 $wgExtNewTables = array(); // table, dir
  90 $wgExtNewFields = array(); // table, column, dir
  91 $wgExtNewIndexes = array(); // table, index, dir
  92
  93 function rename_table( $from, $to, $patch ) {
  94         global $wgDatabase;
  95         if ( $wgDatabase->tableExists( $from ) ) {
  96                 if ( $wgDatabase->tableExists( $to ) ) {
  97                         echo "...can't move table $from to $to, $to already exists.\n";
  98                 } else {
  99                         echo "Moving table $from to $to...";
 100                         dbsource( archive($patch), $wgDatabase );
 101                         echo "ok\n";
 102                 }
 103         } else {
 104                 // Source table does not exist
 105                 // Renames are done before creations, so this is typical for a new installation
 106                 // Ignore silently
 107         }
 108 }
 109
 110 function add_table( $name, $patch, $fullpath=false ) {
 111         global $wgDatabase;
 112         if ( $wgDatabase->tableExists( $name ) ) {
 113                 echo "...$name table already exists.\n";
 114         } else {
 115                 echo "Creating $name table...";
 116                 if( $fullpath ) {
 117                         dbsource( $patch, $wgDatabase );
 118                 } else {
 119                         dbsource( archive($patch), $wgDatabase );
 120                 }
 121                 echo "ok\n";
 122         }
 123 }
 124
 125 function add_field( $table, $field, $patch, $fullpath=false ) {
 126         global $wgDatabase;
 127         if ( !$wgDatabase->tableExists( $table ) ) {
 128                 echo "...$table table does not exist, skipping new field patch\n";
 129         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
 130                 echo "...have $field field in $table table.\n";
 131         } else {
 132                 echo "Adding $field field to table $table...";
 133                 if( $fullpath ) {
 134                         dbsource( $patch, $wgDatabase );
 135                 } else {
 136                         dbsource( archive($patch), $wgDatabase );
 137                 }
 138                 echo "ok\n";
 139         }
 140 }
 141
 142 function add_index( $table, $index, $patch, $fullpath=false ) {
 143         global $wgDatabase;
 144         if( $wgDatabase->indexExists( $table, $index ) ) {
 145                 echo "...$index key already set on $table table.\n";
 146         } else {
 147                 echo "Adding $index key to table $table... ";
 148                 if( $fullpath ) {
 149                         dbsource( $patch, $wgDatabase );
 150                 } else {
 151                         dbsource( archive($patch), $wgDatabase );
 152                 }
 153                 echo "ok\n";
 154         }
 155 }
 156
 157 function do_revision_updates() {
 158         global $wgSoftwareRevision;
 159         if ( $wgSoftwareRevision < 1001 ) {
 160                 update_passwords();
 161         }
 162 }
 163
 164 function update_passwords() {
 165         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 166
 167         global $wgDatabase;
 168         $fname = "Update script: update_passwords()";
 169         print "\nIt appears that you need to update the user passwords in your\n" .
 170           "database. If you have already done this (if you've run this update\n" .
 171           "script once before, for example), doing so again will make all your\n" .
 172           "user accounts inaccessible, so be sure you only do this once.\n" .
 173           "Update user passwords? (yes/no)";
 174
 175         $resp = readconsole();
 176     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 177
 178         $sql = "SELECT user_id,user_password FROM user";
 179         $source = $wgDatabase->query( $sql, $fname );
 180
 181         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 182                 $id = $row->user_id;
 183                 $oldpass = $row->user_password;
 184                 $newpass = md5( "{$id}-{$oldpass}" );
 185
 186                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 187                   "WHERE user_id={$id}";
 188                 $wgDatabase->query( $sql, $fname );
 189         }
 190 }
 191
 192 function do_interwiki_update() {
 193         # Check that interwiki table exists; if it doesn't source it
 194         global $wgDatabase, $IP;
 195         if( $wgDatabase->tableExists( "interwiki" ) ) {
 196                 echo "...already have interwiki table\n";
 197                 return true;
 198         }
 199         echo "Creating interwiki table: ";
 200         dbsource( archive("patch-interwiki.sql") );
 201         echo "ok\n";
 202         echo "Adding default interwiki definitions: ";
 203         dbsource( "$IP/maintenance/interwiki.sql" );
 204         echo "ok\n";
 205 }
 206
 207 function do_index_update() {
 208         # Check that proper indexes are in place
 209         global $wgDatabase;
 210         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 211         if( !$meta->isMultipleKey() ) {
 212                 echo "Updating indexes to 20031107: ";
 213                 dbsource( archive("patch-indexes.sql") );
 214                 echo "ok\n";
 215                 return true;
 216         }
 217         echo "...indexes seem up to 20031107 standards\n";
 218         return false;
 219 }
 220
 221 function do_image_index_update() {
 222         global $wgDatabase;
 223
 224         $meta = $wgDatabase->fieldInfo( "image", "img_major_mime" );
 225         if( !$meta->isMultipleKey() ) {
 226                 echo "Updating indexes to 20050912: ";
 227                 dbsource( archive("patch-mimesearch-indexes.sql") );
 228                 echo "ok\n";
 229                 return true;
 230         }
 231         echo "...indexes seem up to 20050912 standards\n";
 232         return false;
 233 }
 234
 235 function do_image_name_unique_update() {
 236         global $wgDatabase;
 237         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 238                 echo "...image primary key already set.\n";
 239         } else {
 240                 echo "Making img_name the primary key... ";
 241                 dbsource( archive("patch-image_name_primary.sql"), $wgDatabase );
 242                 echo "ok\n";
 243         }
 244 }
 245
 246 function do_logging_timestamp_index() {
 247         global $wgDatabase;
 248         if( $wgDatabase->indexExists( 'logging', 'times' ) ) {
 249                 echo "...timestamp key on logging already exists.\n";
 250         } else {
 251                 echo "Adding timestamp key on logging table... ";
 252                 dbsource( archive("patch-logging-times-index.sql"), $wgDatabase );
 253                 echo "ok\n";
 254         }
 255 }
 256
 257 function do_archive_user_index() {
 258         global $wgDatabase;
 259         if( $wgDatabase->indexExists( 'archive', 'usertext_timestamp' ) ) {
 260                 echo "...usertext,timestamp key on archive already exists.\n";
 261         } else {
 262                 echo "Adding usertext,timestamp key on archive table... ";
 263                 dbsource( archive("patch-archive-user-index.sql"), $wgDatabase );
 264                 echo "ok\n";
 265         }
 266 }
 267
 268 function do_image_user_index() {
 269         global $wgDatabase;
 270         if( $wgDatabase->indexExists( 'image', 'img_usertext_timestamp' ) ) {
 271                 echo "...usertext,timestamp key on image already exists.\n";
 272         } else {
 273                 echo "Adding usertext,timestamp key on image table... ";
 274                 dbsource( archive("patch-image-user-index.sql"), $wgDatabase );
 275                 echo "ok\n";
 276         }
 277 }
 278
 279 function do_oldimage_user_index() {
 280         global $wgDatabase;
 281         if( $wgDatabase->indexExists( 'oldimage', 'oi_usertext_timestamp' ) ) {
 282                 echo "...usertext,timestamp key on oldimage already exists.\n";
 283         } else {
 284                 echo "Adding usertext,timestamp key on oldimage table... ";
 285                 dbsource( archive("patch-oldimage-user-index.sql"), $wgDatabase );
 286                 echo "ok\n";
 287         }
 288 }
 289
 290 function do_watchlist_update() {
 291         global $wgDatabase;
 292         $fname = 'do_watchlist_update';
 293         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 294                 echo "The watchlist table is already set up for email notification.\n";
 295         } else {
 296                 echo "Adding wl_notificationtimestamp field for email notification management.";
 297                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 298                 dbsource( archive( 'patch-email-notification.sql' ), $wgDatabase );
 299                 echo "ok\n";
 300         }
 301         # Check if we need to add talk page rows to the watchlist
 302         $talk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', $fname );
 303         $nontalk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', $fname );
 304         if ( $talk != $nontalk ) {
 305                 echo "Adding missing watchlist talk page rows... ";
 306                 flush();
 307
 308                 $wgDatabase->insertSelect( 'watchlist', 'watchlist',
 309                         array(
 310                                 'wl_user' => 'wl_user',
 311                                 'wl_namespace' => 'wl_namespace | 1',
 312                                 'wl_title' => 'wl_title',
 313                                 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
 314                         ), array( 'NOT (wl_namespace & 1)' ), $fname, 'IGNORE' );
 315                 echo "ok\n";
 316         } else {
 317                 echo "...watchlist talk page rows already present\n";
 318         }
 319 }
 320
 321 function do_copy_newtalk_to_watchlist() {
 322         global $wgDatabase;
 323         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 324
 325         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 326                 $wgDatabase->tableName( 'user_newtalk' ) );
 327         $num_newtalks=$wgDatabase->numRows($res);
 328         echo "Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 329
 330         $user = new User();
 331         for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 332                 $wluser = $wgDatabase->fetchObject( $res );
 333                 if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 334                         if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 335                                 $wgDatabase->replace( 'watchlist',
 336                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 337                                           array('wl_user'                       => 0,
 338                                                 'wl_namespace'                  => NS_USER_TALK,
 339                                                 'wl_title'                      => $wluser->user_ip,
 340                                                 'wl_notificationtimestamp'      => '19700101000000'
 341                                                 ), 'updaters.inc::do_watchlist_update2'
 342                                         );
 343                         }
 344                 } else { # normal users ... have user_ids
 345                         $user->setID($wluser->user_id);
 346                         $wgDatabase->replace( 'watchlist',
 347                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 348                                   array('wl_user'                       => $user->getID(),
 349                                         'wl_namespace'                  => NS_USER_TALK,
 350                                         'wl_title'                      => $user->getName(),
 351                                         'wl_notificationtimestamp'      => '19700101000000'
 352                                         ), 'updaters.inc::do_watchlist_update3'
 353                                 );
 354                 }
 355         }
 356         echo "Done.\n";
 357 }
 358
 359
 360 function do_user_update() {
 361         global $wgDatabase;
 362         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 363                 echo "User table contains old email authentication field. Dropping... ";
 364                 dbsource( archive( 'patch-email-authentication.sql' ), $wgDatabase );
 365                 echo "ok\n";
 366         } else {
 367                 echo "...user table does not contain old email authentication field.\n";
 368         }
 369 }
 370
 371 /**
 372  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 373  * which causes a collation mismatch error on joins in MySQL 4.1.
 374  */
 375 function do_logging_encoding() {
 376         global $wgDatabase, $wgDBtype;
 377         if ($wgDBtype != 'mysql')
 378                 return;
 379         $logging = $wgDatabase->tableName( 'logging' );
 380         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 381         $flags = explode( ' ', mysql_field_flags( $res->result, 0 ) );
 382         $wgDatabase->freeResult( $res );
 383
 384         if( in_array( 'binary', $flags ) ) {
 385                 echo "Logging table has correct title encoding.\n";
 386         } else {
 387                 echo "Fixing title encoding on logging table... ";
 388                 dbsource( archive( 'patch-logging-title.sql' ), $wgDatabase );
 389                 echo "ok\n";
 390         }
 391 }
 392
 393 function do_schema_restructuring() {
 394         global $wgDatabase;
 395         $fname="do_schema_restructuring";
 396         if ( $wgDatabase->tableExists( 'page' ) ) {
 397                 echo "...page table already exists.\n";
 398         } else {
 399                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 400                 echo wfTimestamp( TS_DB );
 401                 echo "......checking for duplicate entries.\n"; flush();
 402
 403                 list ($cur, $old, $page, $revision, $text) = $wgDatabase->tableNamesN( 'cur', 'old', 'page', 'revision', 'text' );
 404
 405                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 406                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 407
 408                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 409                         echo wfTimestamp( TS_DB );
 410                         echo "......<b>Found duplicate entries</b>\n";
 411                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 412                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 413                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 414                                         $duplicate[$row->cur_namespace] = array();
 415                                 }
 416                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 417                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 418                         }
 419                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 420                         $firstCond = true;
 421                         foreach ( $duplicate as $ns => $titles ) {
 422                                 if ( $firstCond ) {
 423                                         $firstCond = false;
 424                                 } else {
 425                                         $sql .= ' OR ';
 426                                 }
 427                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 428                                 $first = true;
 429                                 foreach ( $titles as $t ) {
 430                                         if ( $first ) {
 431                                                 $sql .= $wgDatabase->addQuotes( $t );
 432                                                 $first = false;
 433                                         } else {
 434                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 435                                         }
 436                                 }
 437                                 $sql .= ") ) \n";
 438                         }
 439                         # By sorting descending, the most recent entry will be the first in the list.
 440                         # All following entries will be deleted by the next while-loop.
 441                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 442
 443                         $rows = $wgDatabase->query( $sql, $fname );
 444
 445                         $prev_title = $prev_namespace = false;
 446                         $deleteId = array();
 447
 448                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 449                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 450                                         $deleteId[] = $row->cur_id;
 451                                 }
 452                                 $prev_title     = $row->cur_title;
 453                                 $prev_namespace = $row->cur_namespace;
 454                         }
 455                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 456                         $rows = $wgDatabase->query( $sql, $fname );
 457                         echo wfTimestamp( TS_DB );
 458                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 459                 }
 460
 461
 462                 echo wfTimestamp( TS_DB );
 463                 echo "......Creating tables.\n";
 464                 $wgDatabase->query("CREATE TABLE $page (
 465                         page_id int(8) unsigned NOT NULL auto_increment,
 466                         page_namespace int NOT NULL,
 467                         page_title varchar(255) binary NOT NULL,
 468                         page_restrictions tinyblob NOT NULL,
 469                         page_counter bigint(20) unsigned NOT NULL default '0',
 470                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 471                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 472                         page_random real unsigned NOT NULL,
 473                         page_touched char(14) binary NOT NULL default '',
 474                         page_latest int(8) unsigned NOT NULL,
 475                         page_len int(8) unsigned NOT NULL,
 476
 477                         PRIMARY KEY page_id (page_id),
 478                         UNIQUE INDEX name_title (page_namespace,page_title),
 479                         INDEX (page_random),
 480                         INDEX (page_len)
 481                         ) TYPE=InnoDB", $fname );
 482                 $wgDatabase->query("CREATE TABLE $revision (
 483                         rev_id int(8) unsigned NOT NULL auto_increment,
 484                         rev_page int(8) unsigned NOT NULL,
 485                         rev_comment tinyblob NOT NULL,
 486                         rev_user int(5) unsigned NOT NULL default '0',
 487                         rev_user_text varchar(255) binary NOT NULL default '',
 488                         rev_timestamp char(14) binary NOT NULL default '',
 489                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 490                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 491                         rev_len int(8) unsigned,
 492                         rev_parent_id int(8) unsigned default NULL,
 493                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 494                         UNIQUE INDEX rev_id (rev_id),
 495                         INDEX rev_timestamp (rev_timestamp),
 496                         INDEX page_timestamp (rev_page,rev_timestamp),
 497                         INDEX user_timestamp (rev_user,rev_timestamp),
 498                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 499                         ) TYPE=InnoDB", $fname );
 500
 501                 echo wfTimestamp( TS_DB );
 502                 echo "......Locking tables.\n";
 503                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 504
 505                 $maxold = intval( $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname ) );
 506                 echo wfTimestamp( TS_DB );
 507                 echo "......maxold is {$maxold}\n";
 508
 509                 echo wfTimestamp( TS_DB );
 510                 global $wgLegacySchemaConversion;
 511                 if( $wgLegacySchemaConversion ) {
 512                         // Create HistoryBlobCurStub entries.
 513                         // Text will be pulled from the leftover 'cur' table at runtime.
 514                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 515                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 516                         $cur_flags = "'object'";
 517                 } else {
 518                         // Copy all cur text in immediately: this may take longer but avoids
 519                         // having to keep an extra table around.
 520                         echo "......Moving text from cur.\n";
 521                         $cur_text = 'cur_text';
 522                         $cur_flags = "''";
 523                 }
 524                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 525                                 old_timestamp, old_minor_edit, old_flags)
 526                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 527                         FROM $cur", $fname );
 528
 529                 echo wfTimestamp( TS_DB );
 530                 echo "......Setting up revision table.\n";
 531                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 532                                 rev_minor_edit)
 533                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 534                                 old_timestamp, old_minor_edit
 535                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 536
 537                 echo wfTimestamp( TS_DB );
 538                 echo "......Setting up page table.\n";
 539                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 540                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 541                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 542                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 543                         FROM $cur,$revision
 544                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 545
 546                 echo wfTimestamp( TS_DB );
 547                 echo "......Unlocking tables.\n";
 548                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 549
 550                 echo wfTimestamp( TS_DB );
 551                 echo "......Renaming old.\n";
 552                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 553
 554                 echo wfTimestamp( TS_DB );
 555                 echo "...done.\n";
 556         }
 557 }
 558
 559 function do_inverse_timestamp() {
 560         global $wgDatabase;
 561         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 562                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 563                 dbsource( archive( 'patch-inverse_timestamp.sql' ), $wgDatabase );
 564                 echo "ok\n";
 565         } else {
 566                 echo "revision timestamp indexes already up to 2005-03-13\n";
 567         }
 568 }
 569
 570 function do_text_id() {
 571         global $wgDatabase;
 572         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 573                 echo "...rev_text_id already in place.\n";
 574         } else {
 575                 echo "Adding rev_text_id field... ";
 576                 dbsource( archive( 'patch-rev_text_id.sql' ), $wgDatabase );
 577                 echo "ok\n";
 578         }
 579 }
 580
 581 function do_namespace_size() {
 582         $tables = array(
 583                 'page'          => 'page',
 584                 'archive'       => 'ar',
 585                 'recentchanges' => 'rc',
 586                 'watchlist'     => 'wl',
 587                 'querycache'    => 'qc',
 588                 'logging'       => 'log',
 589         );
 590         foreach( $tables as $table => $prefix ) {
 591                 do_namespace_size_on( $table, $prefix );
 592                 flush();
 593         }
 594 }
 595
 596 function do_namespace_size_on( $table, $prefix ) {
 597         global $wgDatabase, $wgDBtype;
 598         if ($wgDBtype != 'mysql')
 599                 return;
 600         $field = $prefix . '_namespace';
 601
 602         $tablename = $wgDatabase->tableName( $table );
 603         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 604         $info = $wgDatabase->fetchObject( $result );
 605         $wgDatabase->freeResult( $result );
 606
 607         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 608                 echo "...$field is already a full int ($info->Type).\n";
 609         } else {
 610                 echo "Promoting $field from $info->Type to int... ";
 611
 612                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 613                 $wgDatabase->query( $sql );
 614
 615                 echo "ok\n";
 616         }
 617 }
 618
 619 function do_pagelinks_update() {
 620         global $wgDatabase;
 621         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 622                 echo "...already have pagelinks table.\n";
 623         } else {
 624                 echo "Converting links and brokenlinks tables to pagelinks... ";
 625                 dbsource( archive( 'patch-pagelinks.sql' ), $wgDatabase );
 626                 echo "ok\n";
 627                 flush();
 628
 629                 global $wgCanonicalNamespaceNames;
 630                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 631                         if( $ns != 0 ) {
 632                                 do_pagelinks_namespace( $ns );
 633                         }
 634                 }
 635         }
 636 }
 637
 638 function do_pagelinks_namespace( $namespace ) {
 639         global $wgDatabase, $wgContLang;
 640
 641         $ns = intval( $namespace );
 642         echo "Cleaning up broken links for namespace $ns... ";
 643
 644         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 645         $name = $wgContLang->getNsText( $ns );
 646         $prefix = $wgDatabase->strencode( $name );
 647         $likeprefix = str_replace( '_', '\\_', $prefix);
 648
 649         $sql = "UPDATE $pagelinks
 650                    SET pl_namespace=$ns,
 651                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 652                  WHERE pl_namespace=0
 653                    AND pl_title LIKE '$likeprefix:%'";
 654
 655         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 656         echo "ok\n";
 657 }
 658
 659 function do_drop_img_type() {
 660         global $wgDatabase;
 661
 662         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 663                 echo "Dropping unused img_type field in image table... ";
 664                 dbsource( archive( 'patch-drop_img_type.sql' ), $wgDatabase );
 665                 echo "ok\n";
 666         } else {
 667                 echo "No img_type field in image table; Good.\n";
 668         }
 669 }
 670
 671 function do_old_links_update() {
 672         global $wgDatabase;
 673         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 674                 echo "Already have pagelinks; skipping old links table updates.\n";
 675         } else {
 676                 convertLinks(); flush();
 677         }
 678 }
 679
 680 function do_user_unique_update() {
 681         global $wgDatabase;
 682         $duper = new UserDupes( $wgDatabase );
 683         if( $duper->hasUniqueIndex() ) {
 684                 echo "Already have unique user_name index.\n";
 685         } else {
 686                 if( !$duper->clearDupes() ) {
 687                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 688                 }
 689                 echo "Adding unique index on user_name... ";
 690                 dbsource( archive( 'patch-user_nameindex.sql' ), $wgDatabase );
 691                 echo "ok\n";
 692         }
 693 }
 694
 695 function do_user_groups_update() {
 696         $fname = 'do_user_groups_update';
 697         global $wgDatabase;
 698
 699         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 700                 echo "...user_groups table already exists.\n";
 701                 return do_user_groups_reformat();
 702         }
 703
 704         echo "Adding user_groups table... ";
 705         dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 706         echo "ok\n";
 707
 708         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 709                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 710                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 711                         dbsource( archive( 'patch-user_rights.sql' ), $wgDatabase );
 712                         echo "ok\n";
 713                 } else {
 714                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 715                         echo "*** You may need to manually configure some sysops by manipulating\n";
 716                         echo "*** the user_groups table.\n";
 717                         return;
 718                 }
 719         }
 720
 721         echo "Converting user_rights table to user_groups... ";
 722         $result = $wgDatabase->select( 'user_rights',
 723                 array( 'ur_user', 'ur_rights' ),
 724                 array( "ur_rights != ''" ),
 725                 $fname );
 726
 727         while( $row = $wgDatabase->fetchObject( $result ) ) {
 728                 $groups = array_unique(
 729                         array_map( 'trim',
 730                                 explode( ',', $row->ur_rights ) ) );
 731
 732                 foreach( $groups as $group ) {
 733                         $wgDatabase->insert( 'user_groups',
 734                                 array(
 735                                         'ug_user'  => $row->ur_user,
 736                                         'ug_group' => $group ),
 737                                 $fname );
 738                 }
 739         }
 740         $wgDatabase->freeResult( $result );
 741         echo "ok\n";
 742 }
 743
 744 function do_user_groups_reformat() {
 745         # Check for bogus formats from previous 1.5 alpha code.
 746         global $wgDatabase;
 747         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 748
 749         if( $info->type() == 'int' ) {
 750                 $oldug = $wgDatabase->tableName( 'user_groups' );
 751                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 752                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 753                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 754                 echo "ok\n";
 755
 756                 echo "Re-adding fresh user_groups table... ";
 757                 dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 758                 echo "ok\n";
 759
 760                 echo "***\n";
 761                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 762                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 763                 echo "***\n";
 764         } else {
 765                 echo "...user_groups is in current format.\n";
 766         }
 767
 768 }
 769
 770 function do_watchlist_null() {
 771         # Make sure wl_notificationtimestamp can be NULL,
 772         # and update old broken items.
 773         global $wgDatabase;
 774         $info = $wgDatabase->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
 775
 776         if( !$info->nullable() ) {
 777                 echo "Making wl_notificationtimestamp nullable... ";
 778                 dbsource( archive( 'patch-watchlist-null.sql' ), $wgDatabase );
 779                 echo "ok\n";
 780         } else {
 781                 echo "...wl_notificationtimestamp is already nullable.\n";
 782         }
 783
 784 }
 785
 786 /**
 787  * @bug 3946
 788  */
 789 function do_page_random_update() {
 790         global $wgDatabase;
 791
 792         echo "Setting page_random to a random value on rows where it equals 0...";
 793
 794         $page = $wgDatabase->tableName( 'page' );
 795         $wgDatabase->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", 'do_page_random_update' );
 796         $rows = $wgDatabase->affectedRows();
 797
 798         echo "changed $rows rows\n";
 799 }
 800
 801 function do_templatelinks_update() {
 802         global $wgDatabase, $wgLoadBalancer;
 803         $fname = 'do_templatelinks_update';
 804
 805         if ( $wgDatabase->tableExists( 'templatelinks' ) ) {
 806                 echo "...templatelinks table already exists\n";
 807                 return;
 808         }
 809         echo "Creating templatelinks table...\n";
 810         dbsource( archive('patch-templatelinks.sql'), $wgDatabase );
 811         echo "Populating...\n";
 812         if ( isset( $wgLoadBalancer ) && $wgLoadBalancer->getServerCount() > 1 ) {
 813                 // Slow, replication-friendly update
 814                 $res = $wgDatabase->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
 815                         array( 'pl_namespace' => NS_TEMPLATE ), $fname );
 816                 $count = 0;
 817                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 818                         $count = ($count + 1) % 100;
 819                         if ( $count == 0 ) {
 820                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 821                                         wfWaitForSlaves( 10 );
 822                                 } else {
 823                                         sleep( 1 );
 824                                 }
 825                         }
 826                         $wgDatabase->insert( 'templatelinks',
 827                                 array(
 828                                         'tl_from' => $row->pl_from,
 829                                         'tl_namespace' => $row->pl_namespace,
 830                                         'tl_title' => $row->pl_title,
 831                                 ), $fname
 832                         );
 833
 834                 }
 835                 $wgDatabase->freeResult( $res );
 836         } else {
 837                 // Fast update
 838                 $wgDatabase->insertSelect( 'templatelinks', 'pagelinks',
 839                         array(
 840                                 'tl_from' => 'pl_from',
 841                                 'tl_namespace' => 'pl_namespace',
 842                                 'tl_title' => 'pl_title'
 843                         ), array(
 844                                 'pl_namespace' => 10
 845                         ), $fname
 846                 );
 847         }
 848         echo "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n";
 849 }
 850
 851 // Add index on ( rc_namespace, rc_user_text ) [Jul. 2006]
 852 // Add index on ( rc_user_text, rc_timestamp ) [Nov. 2006]
 853 // Add index on ( rc_this_oldid, rc_last_oldid, rc_patrolled ) [Aug. 2007]
 854 function do_rc_indices_update() {
 855         global $wgDatabase;
 856         echo( "Checking for additional recent changes indices...\n" );
 857
 858         $indexes = array(
 859                 'rc_ns_usertext' => 'patch-recentchanges-utindex.sql',
 860                 'rc_user_text' => 'patch-rc_user_text-index.sql',
 861                 'rc_patrolling' => 'patch-rc_patrol_index.sql',
 862         );
 863
 864         foreach( $indexes as $index => $patch ) {
 865                 $info = $wgDatabase->indexInfo( 'recentchanges', $index, __METHOD__ );
 866                 if( !$info ) {
 867                         echo( "...index `{$index}` not found; adding..." );
 868                         dbsource( archive( $patch ) );
 869                         echo( "done.\n" );
 870                 } else {
 871                         echo( "...index `{$index}` seems ok.\n" );
 872                 }
 873         }
 874 }
 875
 876 function index_has_field($table, $index, $field) {
 877         global $wgDatabase;
 878         echo( "Checking if $table index $index includes field $field...\n" );
 879         $info = $wgDatabase->indexInfo( $table, $index, __METHOD__ );
 880         if( $info ) {
 881                 foreach($info as $row) {
 882                         if($row->Column_name == $field) {
 883                                 echo( "...index $index on table $table seems to be ok\n" );
 884                                 return true;
 885                         }
 886                 }
 887         }
 888         echo( "...index $index on table $table has no field $field; adding\n" );
 889         return false;
 890 }
 891
 892 function do_backlinking_indices_update() {
 893         echo( "Checking for backlinking indices...\n" );
 894         if (!index_has_field('pagelinks', 'pl_namespace', 'pl_from') ||
 895                 !index_has_field('templatelinks', 'tl_namespace', 'tl_from') ||
 896                 !index_has_field('imagelinks', 'il_to', 'il_from'))
 897         {
 898                 dbsource( archive( 'patch-backlinkindexes.sql' ) );
 899         }
 900 }
 901
 902 function do_categorylinks_indices_update() {
 903         echo( "Checking for categorylinks indices...\n" );
 904         if (!index_has_field('categorylinks', 'cl_sortkey', 'cl_from'))
 905         {
 906                 dbsource( archive( 'patch-categorylinksindex.sql' ) );
 907         }
 908 }
 909
 910 function do_stats_init() {
 911         // Sometimes site_stats table is not properly populated.
 912         global $wgDatabase;
 913         echo "Checking site_stats row...";
 914         $row = $wgDatabase->selectRow( 'site_stats', '*', array( 'ss_row_id' => 1 ), __METHOD__ );
 915         if( $row === false ) {
 916                 echo "data is missing! rebuilding...\n";
 917
 918                 global $IP;
 919                 require_once "$IP/maintenance/initStats.inc";
 920                 wfInitStats();
 921         } else {
 922                 echo "ok.\n";
 923         }
 924 }
 925
 926 function purge_cache() {
 927         global $wgDatabase;
 928         # We can't guarantee that the user will be able to use TRUNCATE,
 929         # but we know that DELETE is available to us
 930         echo( "Purging caches..." );
 931         $wgDatabase->delete( 'objectcache', '*', __METHOD__ );
 932         echo( "done.\n" );
 933 }
 934
 935 function do_all_updates( $shared = false, $purge = true ) {
 936         global $wgNewTables, $wgNewFields, $wgRenamedTables, $wgSharedDB, $wgDatabase, $wgDBtype, $IP;
 937
 938         wfRunHooks('LoadExtensionSchemaUpdates');
 939
 940         $doUser = !$wgSharedDB || $shared;
 941
 942         if ($wgDBtype === 'postgres') {
 943                 do_postgres_updates();
 944                 return;
 945         }
 946
 947         # Rename tables
 948         foreach ( $wgRenamedTables as $tableRecord ) {
 949                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 950         }
 951
 952         # Add missing tables
 953         foreach ( $wgNewTables as $tableRecord ) {
 954                 add_table( $tableRecord[0], $tableRecord[1] );
 955                 flush();
 956         }
 957
 958         # Add missing fields
 959         foreach ( $wgNewFields as $fieldRecord ) {
 960                 if ( $fieldRecord[0] != 'user' || $doUser ) {
 961                         add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 962                 }
 963                 flush();
 964         }
 965
 966         global $wgExtNewTables, $wgExtNewFields, $wgExtNewIndexes;
 967         # Add missing extension tables
 968         foreach ( $wgExtNewTables as $tableRecord ) {
 969                 add_table( $tableRecord[0], $tableRecord[1], true );
 970                 flush();
 971         }
 972         # Add missing extension fields
 973         foreach ( $wgExtNewFields as $fieldRecord ) {
 974                 if ( $fieldRecord[0] != 'user' || $doUser ) {
 975                         add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2], true );
 976                 }
 977                 flush();
 978         }
 979         # Add missing extension indexes
 980         foreach ( $wgExtNewIndexes as $fieldRecord ) {
 981                 add_index( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2], true );
 982                 flush();
 983         }
 984
 985         # Do schema updates which require special handling
 986         do_interwiki_update(); flush();
 987         do_index_update(); flush();
 988         do_old_links_update(); flush();
 989         do_image_name_unique_update(); flush();
 990         do_watchlist_update(); flush();
 991         if ( $doUser ) {
 992                 do_user_update(); flush();
 993         }
 994 ######  do_copy_newtalk_to_watchlist(); flush();
 995         do_logging_encoding(); flush();
 996
 997         do_schema_restructuring(); flush();
 998         do_inverse_timestamp(); flush();
 999         do_text_id(); flush();
1000         do_namespace_size(); flush();
1001
1002         do_pagelinks_update(); flush();
1003         do_templatelinks_update(); flush(); // after pagelinks
1004
1005         do_drop_img_type(); flush();
1006
1007         if ( $doUser ) {
1008                 do_user_unique_update(); flush();
1009         }
1010         do_user_groups_update(); flush();
1011
1012         do_watchlist_null(); flush();
1013
1014         //do_image_index_update(); flush();
1015
1016         do_logging_timestamp_index(); flush();
1017
1018         do_page_random_update(); flush();
1019
1020         do_rc_indices_update(); flush();
1021
1022         add_table( 'redirect', 'patch-redirect.sql' );
1023
1024         do_backlinking_indices_update(); flush();
1025
1026         do_categorylinks_indices_update(); flush();
1027
1028         do_restrictions_update(); flush ();
1029
1030         do_archive_user_index(); flush ();
1031
1032         do_image_user_index(); flush ();
1033
1034         do_oldimage_user_index(); flush ();
1035
1036         echo "Deleting old default messages (this may take a long time!)..."; flush();
1037         deleteDefaultMessages();
1038         echo "Done\n"; flush();
1039
1040         do_stats_init(); flush();
1041
1042         if( $purge ) {
1043                 purge_cache();
1044                 flush();
1045         }
1046 }
1047
1048 function archive($name) {
1049         global $wgDBtype, $IP;
1050         switch ($wgDBtype) {
1051         case "postgres":
1052                 return "$IP/maintenance/postgres/archives/$name";
1053         default:
1054                 return "$IP/maintenance/archives/$name";
1055         }
1056 }
1057
1058 function do_restrictions_update() {
1059         # Adding page_restrictions table, obsoleting page.page_restrictions.
1060         #  Migrating old restrictions to new table
1061         # -- Andrew Garrett, January 2007.
1062
1063         global $wgDatabase;
1064
1065         $name = 'page_restrictions';
1066         $patch = 'patch-page_restrictions.sql';
1067         $patch2 = 'patch-page_restrictions_sortkey.sql';
1068
1069         if ( $wgDatabase->tableExists( $name ) ) {
1070                 echo "...$name table already exists.\n";
1071         } else {
1072                 echo "Creating $name table...";
1073                 dbsource( archive($patch), $wgDatabase );
1074                 dbsource( archive($patch2), $wgDatabase );
1075                 echo "ok\n";
1076
1077                 echo "Migrating old restrictions to new table...";
1078
1079                 $res = $wgDatabase->select( 'page', array( 'page_id', 'page_restrictions' ), array("page_restrictions!=''", "page_restrictions!='edit=:move='"), __METHOD__ );
1080
1081                 $count = 0;
1082
1083                 while ($row = $wgDatabase->fetchObject($res) ) {
1084                         $count = ($count + 1) % 100;
1085
1086                         if ($count == 0) {
1087                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
1088                                         wfWaitForSlaves( 10 );
1089                                 } else {
1090                                         sleep( 1 );
1091                                 }
1092                         }
1093
1094                         # Figure out what the restrictions are..
1095                         $id = $row->page_id;
1096                         $flatrestrictions = explode( ':', $row->page_restrictions );
1097
1098                         $restrictions = array ();
1099                         foreach( $flatrestrictions as $restriction ) {
1100                                 $thisrestriction = explode( '=', $restriction, 2 );
1101                                 if( count( $thisrestriction ) == 1 ) {
1102                                         // Compatibility with old protections from before
1103                                         // separate move protection was added.
1104                                         list( $level ) = $thisrestriction;
1105                                         if( $level ) {
1106                                                 $restrictions['edit'] = $level;
1107                                                 $restrictions['move'] = $level;
1108                                         }
1109                                 } else {
1110                                         list( $type, $level ) = $thisrestriction;
1111                                         if( $level ) {
1112                                                 $restrictions[$type] = $level;
1113                                         }
1114                                 }
1115
1116                         $wgDatabase->update( 'page', array ( 'page_restrictions' => ''), array( 'page_id' => $id ), __METHOD__ );
1117
1118                         }
1119
1120                         foreach( $restrictions as $type => $level ) {
1121                                 $wgDatabase->insert( 'page_restrictions', array ( 'pr_page' => $id,
1122                                                                                         'pr_type' => $type,
1123                                                                                         'pr_level' => $level,
1124                                                                                         'pr_cascade' => 0,
1125                                                                                         'pr_expiry' => 'infinity' ),
1126                                                                                         __METHOD__ );
1127                         }
1128                 }
1129                 print "ok\n";
1130         }
1131
1132 }
1133
1134 function
1135 pg_describe_table($table)
1136 {
1137 global  $wgDatabase, $wgDBmwschema;
1138         $q = <<<END
1139 SELECT attname, attnum FROM pg_namespace, pg_class, pg_attribute
1140         WHERE pg_class.relnamespace = pg_namespace.oid
1141           AND attrelid=pg_class.oid AND attnum > 0
1142           AND relname=%s AND nspname=%s
1143 END;
1144         $res = $wgDatabase->query(sprintf($q,
1145                         $wgDatabase->addQuotes($table),
1146                         $wgDatabase->addQuotes($wgDBmwschema)));
1147         if (!$res)
1148                 return null;
1149
1150         $cols = array();
1151         while ($r = $wgDatabase->fetchRow($res)) {
1152                 $cols[] = array(
1153                                 "name" => $r[0],
1154                                 "ord" => $r[1],
1155                         );
1156         }
1157         return $cols;
1158 }
1159
1160 function
1161 pg_describe_index($idx)
1162 {
1163 global  $wgDatabase, $wgDBmwschema;
1164
1165         // first fetch the key (which is a list of columns ords) and
1166         // the table the index applies to (an oid)
1167         $q = <<<END
1168 SELECT indkey, indrelid FROM pg_namespace, pg_class, pg_index
1169         WHERE nspname=%s
1170           AND pg_class.relnamespace = pg_namespace.oid
1171           AND relname=%s
1172           AND indexrelid=pg_class.oid
1173 END;
1174         $res = $wgDatabase->query(sprintf($q,
1175                         $wgDatabase->addQuotes($wgDBmwschema),
1176                         $wgDatabase->addQuotes($idx)));
1177         if (!$res)
1178                 return null;
1179         if (!($r = $wgDatabase->fetchRow($res))) {
1180                 $wgDatabase->freeResult($res);
1181                 return null;
1182         }
1183
1184         $indkey = $r[0];
1185         $relid = intval($r[1]);
1186         $indkeys = explode(" ", $indkey);
1187         $wgDatabase->freeResult($res);
1188
1189         $colnames = array();
1190         foreach ($indkeys as $rid) {
1191                 $query = <<<END
1192 SELECT attname FROM pg_class, pg_attribute
1193         WHERE attrelid=$relid
1194           AND attnum=%d
1195           AND attrelid=pg_class.oid
1196 END;
1197                 $r2 = $wgDatabase->query(sprintf($query, $rid));
1198                 if (!$r2)
1199                         return null;
1200                 if (!($row2 = $wgDatabase->fetchRow($r2))) {
1201                         $wgDatabase->freeResult($r2);
1202                         return null;
1203                 }
1204                 $colnames[] = $row2[0];
1205                 $wgDatabase->freeResult($r2);
1206         }
1207
1208         return $colnames;
1209 }
1210
1211 function
1212 pg_index_exists($table, $index)
1213 {
1214 global  $wgDatabase, $wgDBmwschema;
1215         $exists = $wgDatabase->selectField("pg_indexes", "indexname",
1216                         array(  "indexname" => $index,
1217                                 "tablename" => $table,
1218                                 "schemaname" => $wgDBmwschema));
1219         return $exists === $index;
1220 }
1221
1222 function
1223 pg_fkey_deltype($fkey)
1224 {
1225 global  $wgDatabase, $wgDBmwschema;
1226         $q = <<<END
1227 SELECT confdeltype FROM pg_constraint, pg_namespace
1228         WHERE connamespace=pg_namespace.oid
1229           AND nspname=%s
1230           AND conname=%s;
1231 END;
1232         $r = $wgDatabase->query(sprintf($q,
1233                 $wgDatabase->addQuotes($wgDBmwschema),
1234                 $wgDatabase->addQuotes($fkey)));
1235         if (!($row = $wgDatabase->fetchRow($r)))
1236                 return null;
1237         return $row[0];
1238 }
1239
1240 function
1241 pg_rule_def($table, $rule)
1242 {
1243 global  $wgDatabase, $wgDBmwschema;
1244         $q = <<<END
1245 SELECT definition FROM pg_rules
1246         WHERE schemaname = %s
1247           AND tablename = %s
1248           AND rulename = %s
1249 END;
1250         $r = $wgDatabase->query(sprintf($q,
1251                         $wgDatabase->addQuotes($wgDBmwschema),
1252                         $wgDatabase->addQuotes($table),
1253                         $wgDatabase->addQuotes($rule)));
1254         $row = $wgDatabase->fetchRow($r);
1255         if (!$row)
1256                 return null;
1257         $d = $row[0];
1258         $wgDatabase->freeResult($r);
1259         return $d;
1260 }
1261
1262 function do_postgres_updates() {
1263         global $wgDatabase, $wgVersion, $wgDBmwschema, $wgDBts2schema, $wgShowExceptionDetails, $wgDBuser;
1264
1265         $wgShowExceptionDetails = 1;
1266
1267         # Just in case their LocalSettings.php does not have this:
1268         if ( !isset( $wgDBmwschema ))
1269                 $wgDBmwschema = 'mediawiki';
1270
1271         # Verify that this user is configured correctly
1272         $safeuser = $wgDatabase->addQuotes($wgDBuser);
1273         $SQL = "SELECT array_to_string(useconfig,'*') FROM pg_user WHERE usename = $safeuser";
1274         $config = pg_fetch_result( $wgDatabase->doQuery( $SQL ), 0, 0 );
1275         $conf = array();
1276         foreach( explode( '*', $config ) as $c ) {
1277                 list( $x,$y ) = explode( '=', $c );
1278                 $conf[$x] = $y;
1279         }
1280         $newpath = array();
1281         if( !array_key_exists( 'search_path', $conf ) or strpos( $conf['search_path'],$wgDBmwschema ) === false ) {
1282                 print "Adding in schema \"$wgDBmwschema\" to search_path for user \"$wgDBuser\"\n";
1283                 $newpath[$wgDBmwschema] = 1;
1284         }
1285         if( !array_key_exists( 'search_path', $conf ) or strpos( $conf['search_path'],$wgDBts2schema ) === false ) {
1286                 print "Adding in schema \"$wgDBts2schema\" to search_path for user \"$wgDBuser\"\n";
1287                 $newpath[$wgDBts2schema] = 1;
1288         }
1289         $searchpath = implode( ',', array_keys( $newpath ) );
1290         if( strlen( $searchpath ) ) {
1291                 $wgDatabase->doQuery( "ALTER USER $wgDBuser SET search_path = $searchpath" );
1292         }
1293         $goodconf = array(
1294                 'client_min_messages' => 'error',
1295                 'DateStyle'           => 'ISO, YMD',
1296                 'TimeZone'            => 'GMT'
1297         );
1298         foreach( array_keys( $goodconf ) AS $key ) {
1299                 $value = $goodconf[$key];
1300                 if( !array_key_exists( $key, $conf ) or $conf[$key] !== $value ) {
1301                         print "Setting $key to '$value' for user \"$wgDBuser\"\n";
1302                         $wgDatabase->doQuery( "ALTER USER $wgDBuser SET $key = '$value'" );
1303                 }
1304         }
1305
1306         $newsequences = array(
1307                 "log_log_id_seq",
1308                 "pr_id_val",
1309         );
1310
1311         $newtables = array(
1312                 array("mediawiki_version", "patch-mediawiki_version.sql"),
1313                 array("mwuser",            "patch-mwuser.sql"),
1314                 array("pagecontent",       "patch-pagecontent.sql"),
1315                 array("querycachetwo",     "patch-querycachetwo.sql"),
1316                 array("page_restrictions", "patch-page_restrictions.sql"),
1317                 array("profiling",         "patch-profiling.sql"),
1318                 array("redirect",          "patch-redirect.sql"),
1319         );
1320
1321         $newcols = array(
1322                 array("archive",       "ar_len",               "INTEGER"),
1323                 array("archive",       "ar_page",              "INTEGER"),
1324                 array("image",         "img_sha1",             "TEXT NOT NULL DEFAULT ''"),
1325                 array("ipblocks",      "ipb_anon_only",        "CHAR NOT NULL DEFAULT '0'"),
1326                 array("ipblocks",      "ipb_block_email",      "CHAR NOT NULL DEFAULT '0'"),
1327                 array("ipblocks",      "ipb_create_account",   "CHAR NOT NULL DEFAULT '1'"),
1328                 array("ipblocks",      "ipb_deleted",          "INTEGER NOT NULL DEFAULT 0"),
1329                 array("ipblocks",      "ipb_enable_autoblock", "CHAR NOT NULL DEFAULT '1'"),
1330                 array("filearchive",   "fa_deleted",           "INTEGER NOT NULL DEFAULT 0"),
1331                 array("logging",       "log_deleted",          "INTEGER NOT NULL DEFAULT 0"),
1332                 array("logging",       "log_id",               "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('log_log_id_seq')"),
1333                 array("logging",       "log_params",           "TEXT"),
1334                 array("mwuser",        "user_editcount",       "INTEGER"),
1335                 array("mwuser",        "user_newpass_time",    "TIMESTAMPTZ"),
1336                 array("oldimage",      "oi_deleted",           "CHAR NOT NULL DEFAULT '0'"),
1337                 array("oldimage",      "oi_metadata",          "BYTEA NOT NULL DEFAULT ''"),
1338                 array("oldimage",      "oi_media_type",        "TEXT"),
1339                 array("oldimage",      "oi_major_mime",        "TEXT NOT NULL DEFAULT 'unknown'"),
1340                 array("oldimage",      "oi_minor_mime",        "TEXT NOT NULL DEFAULT 'unknown'"),
1341                 array("oldimage",      "oi_sha1",              "TEXT NOT NULL DEFAULT ''"),
1342                 array("page_restrictions", "pr_id",            "INTEGER NOT NULL UNIQUE DEFAULT nextval('pr_id_val')"),
1343                 array("recentchanges", "rc_deleted",           "INTEGER NOT NULL DEFAULT 0"),
1344                 array("recentchanges", "rc_log_action",        "TEXT"),
1345         array("recentchanges", "rc_log_type",          "TEXT"),
1346         array("recentchanges", "rc_logid",             "INTEGER NOT NULL DEFAULT 0"),
1347                 array("recentchanges", "rc_new_len",           "INTEGER"),
1348                 array("recentchanges", "rc_old_len",           "INTEGER"),
1349                 array("recentchanges", "rc_params",            "TEXT"),
1350                 array("revision",      "rev_len",              "INTEGER"),
1351                 array("archive",       "ar_page",              "INTEGER NOT NULL DEFAULT 0"),
1352         );
1353
1354
1355         # table, column, desired type, USING clause if needed
1356         $typechanges = array(
1357                 array("image",        "img_size",        "int4",  ""),
1358                 array("image",        "img_width",       "int4",  ""),
1359                 array("image",        "img_height",      "int4",  ""),
1360                 array("ipblocks",     "ipb_address",     "text", "ipb_address::text"),
1361                 array("math",         "math_inputhash",  "bytea", "decode(math_inputhash,'escape')"),
1362                 array("math",         "math_outputhash", "bytea", "decode(math_outputhash,'escape')"),
1363                 array("oldimage",     "oi_size",         "int4",  ""),
1364                 array("oldimage",     "oi_width",        "int4",  ""),
1365                 array("oldimage",     "oi_height",       "int4",  ""),
1366                 array("user_newtalk", "user_ip",         "text", "host(user_ip)"),
1367         );
1368
1369         $newindexes = array(
1370                 array("archive",   "archive_user_text", "(ar_user_text)"),
1371                 array("image",     "img_sha1",          "(img_sha1)"),
1372                 array("oldimage",  "oi_sha1",           "(oi_sha1)"),
1373                 array("revision",  "rev_text_id_idx",   "(rev_text_id)"),
1374         );
1375
1376         $newrules = array(
1377         );
1378
1379         foreach ($newsequences as $ns) {
1380                 if ($wgDatabase->sequenceExists($ns)) {
1381                         echo "... sequence $ns already exists\n";
1382                         continue;
1383                 }
1384
1385                 echo "... create sequence $ns\n";
1386                 $wgDatabase->query("CREATE SEQUENCE $ns");
1387         }
1388
1389         foreach ($newtables as $nt) {
1390                 if ($wgDatabase->tableExists($nt[0])) {
1391                         echo "... table $nt[0] already exists\n";
1392                         continue;
1393                 }
1394
1395                 echo "... create table $nt[0]\n";
1396                 dbsource(archive($nt[1]));
1397         }
1398
1399         ## Needed before newcols
1400         if ($wgDatabase->tableExists("archive2")) {
1401                 echo "... convert archive2 back to normal archive table\n";
1402                 if ($wgDatabase->ruleExists("archive", "archive_insert")) {
1403                         echo "...   drop rule archive_insert\n";
1404                         $wgDatabase->query("DROP RULE archive_insert ON archive");
1405                 }
1406                 if ($wgDatabase->ruleExists("archive", "archive_delete")) {
1407                         echo "...   drop rule archive_delete\n";
1408                         $wgDatabase->query("DROP RULE archive_delete ON archive");
1409                 }
1410
1411                 dbsource(archive("patch-remove-archive2.sql"));
1412         } else
1413                 echo "... obsolete archive2 not present\n";
1414
1415         foreach ($newcols as $nc) {
1416                 $fi = $wgDatabase->fieldInfo($nc[0], $nc[1]);
1417                 if (!is_null($fi)) {
1418                         echo "... column $nc[0].$nc[1] already exists\n";
1419                         continue;
1420                 }
1421
1422                 echo "... add column $nc[0].$nc[1]\n";
1423                 $wgDatabase->query("ALTER TABLE $nc[0] ADD $nc[1] $nc[2]");
1424         }
1425
1426         foreach ($typechanges as $tc) {
1427                 $fi = $wgDatabase->fieldInfo($tc[0], $tc[1]);
1428                 if (is_null($fi)) {
1429                         echo "... error: expected column $tc[0].$tc[1] to exist\n";
1430                         exit(1);
1431                 }
1432
1433                 if ($fi->type() === $tc[2])
1434                         echo "... $tc[0].$tc[1] is already $tc[2]\n";
1435                 else {
1436                         echo "... change $tc[0].$tc[1] from {$fi->type()} to $tc[2]\n";
1437                         $sql = "ALTER TABLE $tc[0] ALTER $tc[1] TYPE $tc[2]";
1438                         if (strlen($tc[3])) {
1439                                 $sql .= " USING $tc[3]";
1440                         }
1441                         $sql .= ";\nCOMMIT;\n";
1442                         $wgDatabase->query($sql);
1443                 }
1444         }
1445
1446         foreach ($newindexes as $ni) {
1447                 if (pg_index_exists($ni[0], $ni[1])) {
1448                         echo "... index $ni[1] on $ni[0] already exists\n";
1449                         continue;
1450                 }
1451                 $wgDatabase->query("CREATE INDEX $ni[1] ON $ni[0] $ni[2]");
1452                 echo "create index $ni[1]\n";
1453         }
1454
1455         foreach ($newrules as $nr) {
1456                 if ($wgDatabase->ruleExists($nr[0], $nr[1])) {
1457                         echo "... rule $nr[1] on $nr[0] already exists\n";
1458                         continue;
1459                 }
1460                 dbsource(archive($nr[2]));
1461         }
1462
1463         if (!$wgDatabase->triggerExists("page", "page_deleted")) {
1464                 echo "... create page_deleted trigger\n";
1465                 dbsource(archive('patch-page_deleted.sql'));
1466         }
1467
1468         $fi = $wgDatabase->fieldInfo("recentchanges", "rc_cur_id");
1469         if (!$fi->nullable()) {
1470                 echo "... remove NOT NULL constraint on recentchanges.rc_cur_id\n";
1471                 dbsource(archive('patch-rc_cur_id-not-null.sql'));
1472         }
1473
1474         $pu = pg_describe_index("pagelink_unique");
1475         if (!is_null($pu) && ($pu[0] != "pl_from" || $pu[1] != "pl_namespace" || $pu[2] != "pl_title")) {
1476                 echo "... dropping obsolete pagelink_unique index\n";
1477                 $wgDatabase->query("DROP INDEX pagelink_unique");
1478                 $pu = null;
1479         } else
1480                 echo "... obsolete pagelink_unique index not present\n";
1481
1482         if (is_null($pu)) {
1483                 echo "... adding new pagelink_unique index\n";
1484                 $wgDatabase->query("CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title)");
1485         } else
1486                 echo "... already have current pagelink_unique index\n";
1487
1488         if (pg_fkey_deltype("revision_rev_user_fkey") == 'r') {
1489                 echo "... revision_rev_user_fkey is already ON DELETE RESTRICT\n";
1490         } else {
1491                 echo "... change revision_rev_user_fkey to ON DELETE RESTRICT\n";
1492                 dbsource(archive('patch-revision_rev_user_fkey.sql'));
1493         }
1494
1495         if (is_null($wgDatabase->fieldInfo("archive", "ar_deleted"))) {
1496                 echo "... add archive.ar_deleted\n";
1497                 dbsource(archive("patch-archive-ar_deleted.sql"));
1498         } else
1499                 echo "... archive.ar_deleted already exists\n";
1500
1501         global $wgExtNewTables, $wgExtNewFields, $wgExtNewIndexes;
1502         # Add missing extension tables
1503         foreach ( $wgExtNewTables as $nt ) {
1504                 if ($wgDatabase->tableExists($nt[0])) {
1505                         echo "... table $nt[0] already exists\n";
1506                         continue;
1507                 }
1508
1509                 echo "... create table $nt[0]\n";
1510                 dbsource($nt[1]);
1511         }
1512         # Add missing extension fields
1513         foreach ( $wgExtNewFields as $nc ) {
1514                 $fi = $wgDatabase->fieldInfo($nc[0], $nc[1]);
1515                 if (!is_null($fi)) {
1516                         echo "... column $nc[0].$nc[1] already exists\n";
1517                         continue;
1518                 }
1519
1520                 echo "... add column $nc[0].$nc[1]\n";
1521                 $wgDatabase->query("ALTER TABLE $nc[0] ADD $nc[1] $nc[2]");
1522         }
1523         # Add missing extension indexes
1524         foreach ( $wgExtNewIndexes as $ni ) {
1525                 if (pg_index_exists($ni[0], $ni[1])) {
1526                         echo "... index $ni[1] on $ni[0] already exists\n";
1527                         continue;
1528                 }
1529                 dbsource($ni[2]);
1530         }
1531
1532         return;
1533 }
1534
1535 ?>