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