maintenance/updaters.inc

   1 <?php
   2 /**
   3  * @package MediaWiki
   4  * @subpackage Maintenance
   5  */
   6
   7  /** */
   8
   9 require_once 'convertLinks.inc';
  10 require_once 'InitialiseMessages.inc';
  11 require_once 'userDupes.inc';
  12
  13 $wgRenamedTables = array(
  14 #           from             to                  patch file
  15 #       array( 'group',         'groups',           'patch-rename-group.sql' ),
  16 );
  17
  18 $wgNewTables = array(
  19 #            table          patch file (in maintenance/archives)
  20         array( 'hitcounter',    'patch-hitcounter.sql' ),
  21         array( 'querycache',    'patch-querycache.sql' ),
  22         array( 'objectcache',   'patch-objectcache.sql' ),
  23         array( 'categorylinks', 'patch-categorylinks.sql' ),
  24         array( 'logging',       'patch-logging.sql' ),
  25         array( 'user_newtalk',  'patch-usernewtalk2.sql' ),
  26         array( 'transcache',    'patch-transcache.sql' ),
  27         array( 'trackbacks',    'patch-trackbacks.sql' ),
  28         array( 'externallinks', 'patch-externallinks.sql' ),
  29         array( 'job',           'patch-job.sql' ),
  30         array( 'langlinks',     'patch-langlinks.sql' ),
  31         array( 'querycache_info', 'patch-querycacheinfo.sql' ),
  32         array( 'filearchive',   'patch-filearchive.sql' ),
  33         array( 'redirect',      'patch-redirect.sql' ),
  34         array( 'querycachetwo', 'patch-querycachetwo.sql' ),
  35 );
  36
  37 $wgNewFields = array(
  38 #           table            field             patch file (in maintenance/archives)
  39         array( 'ipblocks',      'ipb_id',           'patch-ipblocks.sql' ),
  40         array( 'ipblocks',      'ipb_expiry',       'patch-ipb_expiry.sql' ),
  41         array( 'ipblocks',      'ipb_enable_autoblock', 'patch-ipb_optional_autoblock.sql' ),
  42         array( 'recentchanges', 'rc_type',          'patch-rc_type.sql' ),
  43         array( 'recentchanges', 'rc_ip',            'patch-rc_ip.sql' ),
  44         array( 'recentchanges', 'rc_id',            'patch-rc_id.sql' ),
  45         array( 'recentchanges', 'rc_patrolled',     'patch-rc-patrol.sql' ),
  46         array( 'recentchanges', 'rc_old_len',       'patch-rc_len.sql' ),
  47         array( 'user',          'user_real_name',   'patch-user-realname.sql' ),
  48         array( 'user',          'user_token',       'patch-user_token.sql' ),
  49         array( 'user',          'user_email_token', 'patch-user_email_token.sql' ),
  50         array( 'user',          'user_registration','patch-user_registration.sql' ),
  51         array( 'logging',       'log_params',       'patch-log_params.sql' ),
  52         array( 'archive',       'ar_rev_id',        'patch-archive-rev_id.sql' ),
  53         array( 'archive',       'ar_text_id',       'patch-archive-text_id.sql' ),
  54         array( 'page',          'page_len',         'patch-page_len.sql' ),
  55         array( 'revision',      'rev_deleted',      'patch-rev_deleted.sql' ),
  56         array( 'image',         'img_width',        'patch-img_width.sql' ),
  57         array( 'image',         'img_metadata',     'patch-img_metadata.sql' ),
  58         array( 'image',         'img_media_type',   'patch-img_media_type.sql' ),
  59         array( 'site_stats',    'ss_total_pages',   'patch-ss_total_articles.sql' ),
  60         array( 'interwiki',     'iw_trans',         'patch-interwiki-trans.sql' ),
  61         array( 'ipblocks',      'ipb_range_start',  'patch-ipb_range_start.sql' ),
  62         array( 'site_stats',    'ss_images',        'patch-ss_images.sql' ),
  63         array( 'ipblocks',      'ipb_anon_only',    'patch-ipb_anon_only.sql' ),
  64         array( 'user',          'user_newpass_time','patch-user_newpass_time.sql' ),
  65         array( 'user',          'user_editcount',   'patch-user_editcount.sql' ),
  66 );
  67
  68 function rename_table( $from, $to, $patch ) {
  69         global $wgDatabase;
  70         if ( $wgDatabase->tableExists( $from ) ) {
  71                 if ( $wgDatabase->tableExists( $to ) ) {
  72                         echo "...can't move table $from to $to, $to already exists.\n";
  73                 } else {
  74                         echo "Moving table $from to $to...";
  75                         dbsource( archive($patch), $wgDatabase );
  76                         echo "ok\n";
  77                 }
  78         } else {
  79                 // Source table does not exist
  80                 // Renames are done before creations, so this is typical for a new installation
  81                 // Ignore silently
  82         }
  83 }
  84
  85 function add_table( $name, $patch ) {
  86         global $wgDatabase;
  87         if ( $wgDatabase->tableExists( $name ) ) {
  88                 echo "...$name table already exists.\n";
  89         } else {
  90                 echo "Creating $name table...";
  91                 dbsource( archive($patch), $wgDatabase );
  92                 echo "ok\n";
  93         }
  94 }
  95
  96 function add_field( $table, $field, $patch ) {
  97         global $wgDatabase;
  98         if ( !$wgDatabase->tableExists( $table ) ) {
  99                 echo "...$table table does not exist, skipping new field patch\n";
 100         } elseif ( $wgDatabase->fieldExists( $table, $field ) ) {
 101                 echo "...have $field field in $table table.\n";
 102         } else {
 103                 echo "Adding $field field to table $table...";
 104                 dbsource( archive($patch) , $wgDatabase );
 105                 echo "ok\n";
 106         }
 107 }
 108
 109 function do_revision_updates() {
 110         global $wgSoftwareRevision;
 111         if ( $wgSoftwareRevision < 1001 ) {
 112                 update_passwords();
 113         }
 114 }
 115
 116 function update_passwords() {
 117         wfDebugDieBacktrace( "This function needs to be updated or removed.\n" );
 118
 119         global $wgDatabase;
 120         $fname = "Update script: update_passwords()";
 121         print "\nIt appears that you need to update the user passwords in your\n" .
 122           "database. If you have already done this (if you've run this update\n" .
 123           "script once before, for example), doing so again will make all your\n" .
 124           "user accounts inaccessible, so be sure you only do this once.\n" .
 125           "Update user passwords? (yes/no)";
 126
 127         $resp = readconsole();
 128     if ( ! ( "Y" == $resp{0} || "y" == $resp{0} ) ) { return; }
 129
 130         $sql = "SELECT user_id,user_password FROM user";
 131         $source = $wgDatabase->query( $sql, $fname );
 132
 133         while ( $row = $wgDatabase->fetchObject( $source ) ) {
 134                 $id = $row->user_id;
 135                 $oldpass = $row->user_password;
 136                 $newpass = md5( "{$id}-{$oldpass}" );
 137
 138                 $sql = "UPDATE user SET user_password='{$newpass}' " .
 139                   "WHERE user_id={$id}";
 140                 $wgDatabase->query( $sql, $fname );
 141         }
 142 }
 143
 144 function do_interwiki_update() {
 145         # Check that interwiki table exists; if it doesn't source it
 146         global $wgDatabase, $IP;
 147         if( $wgDatabase->tableExists( "interwiki" ) ) {
 148                 echo "...already have interwiki table\n";
 149                 return true;
 150         }
 151         echo "Creating interwiki table: ";
 152         dbsource( archive("patch-interwiki.sql") );
 153         echo "ok\n";
 154         echo "Adding default interwiki definitions: ";
 155         dbsource( "$IP/maintenance/interwiki.sql" );
 156         echo "ok\n";
 157 }
 158
 159 function do_index_update() {
 160         # Check that proper indexes are in place
 161         global $wgDatabase;
 162         $meta = $wgDatabase->fieldInfo( "recentchanges", "rc_timestamp" );
 163         if( $meta->multiple_key == 0 ) {
 164                 echo "Updating indexes to 20031107: ";
 165                 dbsource( archive("patch-indexes.sql") );
 166                 echo "ok\n";
 167                 return true;
 168         }
 169         echo "...indexes seem up to 20031107 standards\n";
 170         return false;
 171 }
 172
 173 function do_image_index_update() {
 174         global $wgDatabase;
 175
 176         $meta = $wgDatabase->fieldInfo( "image", "img_major_mime" );
 177         if( $meta->multiple_key == 0 ) {
 178                 echo "Updating indexes to 20050912: ";
 179                 dbsource( archive("patch-mimesearch-indexes.sql") );
 180                 echo "ok\n";
 181                 return true;
 182         }
 183         echo "...indexes seem up to 20050912 standards\n";
 184         return false;
 185 }
 186
 187 function do_image_name_unique_update() {
 188         global $wgDatabase;
 189         if( $wgDatabase->indexExists( 'image', 'PRIMARY' ) ) {
 190                 echo "...image primary key already set.\n";
 191         } else {
 192                 echo "Making img_name the primary key... ";
 193                 dbsource( archive("patch-image_name_primary.sql"), $wgDatabase );
 194                 echo "ok\n";
 195         }
 196 }
 197
 198 function do_logging_timestamp_index() {
 199         global $wgDatabase;
 200         if( $wgDatabase->indexExists( 'logging', 'times' ) ) {
 201                 echo "...timestamp key on logging already exists.\n";
 202         } else {
 203                 echo "Adding timestamp key on logging table... ";
 204                 dbsource( archive("patch-logging-times-index.sql"), $wgDatabase );
 205                 echo "ok\n";
 206         }
 207 }
 208
 209
 210 function do_watchlist_update() {
 211         global $wgDatabase;
 212         $fname = 'do_watchlist_update';
 213         if( $wgDatabase->fieldExists( 'watchlist', 'wl_notificationtimestamp' ) ) {
 214                 echo "The watchlist table is already set up for email notification.\n";
 215         } else {
 216                 echo "Adding wl_notificationtimestamp field for email notification management.";
 217                 /* ALTER TABLE watchlist ADD (wl_notificationtimestamp varchar(14) binary NOT NULL default '0'); */
 218                 dbsource( archive( 'patch-email-notification.sql' ), $wgDatabase );
 219                 echo "ok\n";
 220         }
 221         # Check if we need to add talk page rows to the watchlist
 222         $talk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', $fname );
 223         $nontalk = $wgDatabase->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', $fname );
 224         if ( $talk != $nontalk ) {
 225                 echo "Adding missing watchlist talk page rows... ";
 226                 flush();
 227
 228                 $wgDatabase->insertSelect( 'watchlist', 'watchlist',
 229                         array(
 230                                 'wl_user' => 'wl_user',
 231                                 'wl_namespace' => 'wl_namespace | 1',
 232                                 'wl_title' => 'wl_title',
 233                                 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
 234                         ), array( 'NOT (wl_namespace & 1)' ), $fname, 'IGNORE' );
 235                 echo "ok\n";
 236         } else {
 237                 echo "...watchlist talk page rows already present\n";
 238         }
 239 }
 240
 241 function do_copy_newtalk_to_watchlist() {
 242         global $wgDatabase;
 243         global $wgCommandLineMode;      # this needs to be saved while getID() and getName() are called
 244
 245         $res = $wgDatabase->safeQuery( 'SELECT user_id, user_ip FROM !',
 246                 $wgDatabase->tableName( 'user_newtalk' ) );
 247         $num_newtalks=$wgDatabase->numRows($res);
 248         echo "Now converting ".$num_newtalks." user_newtalk entries to watchlist table entries ... \n";
 249
 250         $user = new User();
 251         for ( $i = 1; $i <= $num_newtalks; $i++ ) {
 252                 $wluser = $wgDatabase->fetchObject( $res );
 253                 if ($wluser->user_id == 0) { # anonymous users ... have IP numbers as "names"
 254                         if ($user->isIP($wluser->user_ip)) { # do only if it really looks like an IP number (double checked)
 255                                 $wgDatabase->replace( 'watchlist',
 256                                         array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 257                                           array('wl_user'                       => 0,
 258                                                 'wl_namespace'                  => NS_USER_TALK,
 259                                                 'wl_title'                      => $wluser->user_ip,
 260                                                 'wl_notificationtimestamp'      => '19700101000000'
 261                                                 ), 'updaters.inc::do_watchlist_update2'
 262                                         );
 263                         }
 264                 } else { # normal users ... have user_ids
 265                         $user->setID($wluser->user_id);
 266                         $wgDatabase->replace( 'watchlist',
 267                                 array(array('wl_user','wl_namespace', 'wl_title', 'wl_notificationtimestamp' )),
 268                                   array('wl_user'                       => $user->getID(),
 269                                         'wl_namespace'                  => NS_USER_TALK,
 270                                         'wl_title'                      => $user->getName(),
 271                                         'wl_notificationtimestamp'      => '19700101000000'
 272                                         ), 'updaters.inc::do_watchlist_update3'
 273                                 );
 274                 }
 275         }
 276         echo "Done.\n";
 277 }
 278
 279
 280 function do_user_update() {
 281         global $wgDatabase;
 282         if( $wgDatabase->fieldExists( 'user', 'user_emailauthenticationtimestamp' ) ) {
 283                 echo "User table contains old email authentication field. Dropping... ";
 284                 dbsource( archive( 'patch-email-authentication.sql' ), $wgDatabase );
 285                 echo "ok\n";
 286         } else {
 287                 echo "...user table does not contain old email authentication field.\n";
 288         }
 289 }
 290
 291 /**
 292  * 1.4 betas were missing the 'binary' marker from logging.log_title,
 293  * which causes a collation mismatch error on joins in MySQL 4.1.
 294  */
 295 function do_logging_encoding() {
 296         global $wgDatabase, $wgDBtype;
 297         if ($wgDBtype != 'mysql')
 298                 return;
 299         $logging = $wgDatabase->tableName( 'logging' );
 300         $res = $wgDatabase->query( "SELECT log_title FROM $logging LIMIT 0" );
 301         $flags = explode( ' ', mysql_field_flags( $res, 0 ) );
 302         $wgDatabase->freeResult( $res );
 303
 304         if( in_array( 'binary', $flags ) ) {
 305                 echo "Logging table has correct title encoding.\n";
 306         } else {
 307                 echo "Fixing title encoding on logging table... ";
 308                 dbsource( archive( 'patch-logging-title.sql' ), $wgDatabase );
 309                 echo "ok\n";
 310         }
 311 }
 312
 313 function do_schema_restructuring() {
 314         global $wgDatabase;
 315         $fname="do_schema_restructuring";
 316         if ( $wgDatabase->tableExists( 'page' ) ) {
 317                 echo "...page table already exists.\n";
 318         } else {
 319                 echo "...converting from cur/old to page/revision/text DB structure.\n"; flush();
 320                 echo wfTimestamp();
 321                 echo "......checking for duplicate entries.\n"; flush();
 322
 323                 extract( $wgDatabase->tableNames( 'cur', 'old', 'page', 'revision', 'text' ) );
 324
 325                 $rows = $wgDatabase->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
 326                                 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", $fname );
 327
 328                 if ( $wgDatabase->numRows( $rows ) > 0 ) {
 329                         echo wfTimestamp();
 330                         echo "......<b>Found duplicate entries</b>\n";
 331                         echo ( sprintf( "<b>      %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
 332                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 333                                 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
 334                                         $duplicate[$row->cur_namespace] = array();
 335                                 }
 336                                 $duplicate[$row->cur_namespace][] = $row->cur_title;
 337                                 echo ( sprintf( "      %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
 338                         }
 339                         $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
 340                         $firstCond = true;
 341                         foreach ( $duplicate as $ns => $titles ) {
 342                                 if ( $firstCond ) {
 343                                         $firstCond = false;
 344                                 } else {
 345                                         $sql .= ' OR ';
 346                                 }
 347                                 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
 348                                 $first = true;
 349                                 foreach ( $titles as $t ) {
 350                                         if ( $first ) {
 351                                                 $sql .= $wgDatabase->addQuotes( $t );
 352                                                 $first = false;
 353                                         } else {
 354                                                 $sql .= ', ' . $wgDatabase->addQuotes( $t );
 355                                         }
 356                                 }
 357                                 $sql .= ") ) \n";
 358                         }
 359                         # By sorting descending, the most recent entry will be the first in the list.
 360                         # All following entries will be deleted by the next while-loop.
 361                         $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
 362
 363                         $rows = $wgDatabase->query( $sql, $fname );
 364
 365                         $prev_title = $prev_namespace = false;
 366                         $deleteId = array();
 367
 368                         while ( $row = $wgDatabase->fetchObject( $rows ) ) {
 369                                 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
 370                                         $deleteId[] = $row->cur_id;
 371                                 }
 372                                 $prev_title     = $row->cur_title;
 373                                 $prev_namespace = $row->cur_namespace;
 374                         }
 375                         $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
 376                         $rows = $wgDatabase->query( $sql, $fname );
 377                         echo wfTimestamp();
 378                         echo "......<b>Deleted</b> ".$wgDatabase->affectedRows()." records.\n";
 379                 }
 380
 381
 382                 echo wfTimestamp();
 383                 echo "......Creating tables.\n";
 384                 $wgDatabase->query("CREATE TABLE $page (
 385                         page_id int(8) unsigned NOT NULL auto_increment,
 386                         page_namespace int NOT NULL,
 387                         page_title varchar(255) binary NOT NULL,
 388                         page_restrictions tinyblob NOT NULL,
 389                         page_counter bigint(20) unsigned NOT NULL default '0',
 390                         page_is_redirect tinyint(1) unsigned NOT NULL default '0',
 391                         page_is_new tinyint(1) unsigned NOT NULL default '0',
 392                         page_random real unsigned NOT NULL,
 393                         page_touched char(14) binary NOT NULL default '',
 394                         page_latest int(8) unsigned NOT NULL,
 395                         page_len int(8) unsigned NOT NULL,
 396
 397                         PRIMARY KEY page_id (page_id),
 398                         UNIQUE INDEX name_title (page_namespace,page_title),
 399                         INDEX (page_random),
 400                         INDEX (page_len)
 401                         ) TYPE=InnoDB", $fname );
 402                 $wgDatabase->query("CREATE TABLE $revision (
 403                         rev_id int(8) unsigned NOT NULL auto_increment,
 404                         rev_page int(8) unsigned NOT NULL,
 405                         rev_comment tinyblob NOT NULL,
 406                         rev_user int(5) unsigned NOT NULL default '0',
 407                         rev_user_text varchar(255) binary NOT NULL default '',
 408                         rev_timestamp char(14) binary NOT NULL default '',
 409                         rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
 410                         rev_deleted tinyint(1) unsigned NOT NULL default '0',
 411
 412                         PRIMARY KEY rev_page_id (rev_page, rev_id),
 413                         UNIQUE INDEX rev_id (rev_id),
 414                         INDEX rev_timestamp (rev_timestamp),
 415                         INDEX page_timestamp (rev_page,rev_timestamp),
 416                         INDEX user_timestamp (rev_user,rev_timestamp),
 417                         INDEX usertext_timestamp (rev_user_text,rev_timestamp)
 418                         ) TYPE=InnoDB", $fname );
 419
 420                 echo wfTimestamp();
 421                 echo "......Locking tables.\n";
 422                 $wgDatabase->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", $fname );
 423
 424                 $maxold = intval( $wgDatabase->selectField( 'old', 'max(old_id)', '', $fname ) );
 425                 echo wfTimestamp();
 426                 echo "......maxold is {$maxold}\n";
 427
 428                 echo wfTimestamp();
 429                 global $wgLegacySchemaConversion;
 430                 if( $wgLegacySchemaConversion ) {
 431                         // Create HistoryBlobCurStub entries.
 432                         // Text will be pulled from the leftover 'cur' table at runtime.
 433                         echo "......Moving metadata from cur; using blob references to text in cur table.\n";
 434                         $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
 435                         $cur_flags = "'object'";
 436                 } else {
 437                         // Copy all cur text in immediately: this may take longer but avoids
 438                         // having to keep an extra table around.
 439                         echo "......Moving text from cur.\n";
 440                         $cur_text = 'cur_text';
 441                         $cur_flags = "''";
 442                 }
 443                 $wgDatabase->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
 444                                 old_timestamp, old_minor_edit, old_flags)
 445                         SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
 446                         FROM $cur", $fname );
 447
 448                 echo wfTimestamp();
 449                 echo "......Setting up revision table.\n";
 450                 $wgDatabase->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
 451                                 rev_minor_edit)
 452                         SELECT old_id, cur_id, old_comment, old_user, old_user_text,
 453                                 old_timestamp, old_minor_edit
 454                         FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", $fname );
 455
 456                 echo wfTimestamp();
 457                 echo "......Setting up page table.\n";
 458                 $wgDatabase->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
 459                                 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
 460                         SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
 461                                 cur_random, cur_touched, rev_id, LENGTH(cur_text)
 462                         FROM $cur,$revision
 463                         WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", $fname );
 464
 465                 echo wfTimestamp();
 466                 echo "......Unlocking tables.\n";
 467                 $wgDatabase->query( "UNLOCK TABLES", $fname );
 468
 469                 echo wfTimestamp();
 470                 echo "......Renaming old.\n";
 471                 $wgDatabase->query( "ALTER TABLE $old RENAME TO $text", $fname );
 472
 473                 echo wfTimestamp();
 474                 echo "...done.\n";
 475         }
 476 }
 477
 478 function do_inverse_timestamp() {
 479         global $wgDatabase;
 480         $fname="do_schema_restructuring";
 481         if( $wgDatabase->fieldExists( 'revision', 'inverse_timestamp' ) ) {
 482                 echo "Removing revision.inverse_timestamp and fixing indexes... ";
 483                 dbsource( archive( 'patch-inverse_timestamp.sql' ), $wgDatabase );
 484                 echo "ok\n";
 485         } else {
 486                 echo "revision timestamp indexes already up to 2005-03-13\n";
 487         }
 488 }
 489
 490 function do_text_id() {
 491         global $wgDatabase;
 492         if( $wgDatabase->fieldExists( 'revision', 'rev_text_id' ) ) {
 493                 echo "...rev_text_id already in place.\n";
 494         } else {
 495                 echo "Adding rev_text_id field... ";
 496                 dbsource( archive( 'patch-rev_text_id.sql' ), $wgDatabase );
 497                 echo "ok\n";
 498         }
 499 }
 500
 501 function do_namespace_size() {
 502         $tables = array(
 503                 'page'          => 'page',
 504                 'archive'       => 'ar',
 505                 'recentchanges' => 'rc',
 506                 'watchlist'     => 'wl',
 507                 'querycache'    => 'qc',
 508                 'logging'       => 'log',
 509         );
 510         foreach( $tables as $table => $prefix ) {
 511                 do_namespace_size_on( $table, $prefix );
 512                 flush();
 513         }
 514 }
 515
 516 function do_namespace_size_on( $table, $prefix ) {
 517         global $wgDatabase, $wgDBtype;
 518         if ($wgDBtype != 'mysql')
 519                 return;
 520         $field = $prefix . '_namespace';
 521
 522         $tablename = $wgDatabase->tableName( $table );
 523         $result = $wgDatabase->query( "SHOW COLUMNS FROM $tablename LIKE '$field'" );
 524         $info = $wgDatabase->fetchObject( $result );
 525         $wgDatabase->freeResult( $result );
 526
 527         if( substr( $info->Type, 0, 3 ) == 'int' ) {
 528                 echo "...$field is already a full int ($info->Type).\n";
 529         } else {
 530                 echo "Promoting $field from $info->Type to int... ";
 531
 532                 $sql = "ALTER TABLE $tablename MODIFY $field int NOT NULL";
 533                 $wgDatabase->query( $sql );
 534
 535                 echo "ok\n";
 536         }
 537 }
 538
 539 function do_pagelinks_update() {
 540         global $wgDatabase;
 541         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 542                 echo "...already have pagelinks table.\n";
 543         } else {
 544                 echo "Converting links and brokenlinks tables to pagelinks... ";
 545                 dbsource( archive( 'patch-pagelinks.sql' ), $wgDatabase );
 546                 echo "ok\n";
 547                 flush();
 548
 549                 global $wgCanonicalNamespaceNames;
 550                 foreach( $wgCanonicalNamespaceNames as $ns => $name ) {
 551                         if( $ns != 0 ) {
 552                                 do_pagelinks_namespace( $ns );
 553                         }
 554                 }
 555         }
 556 }
 557
 558 function do_pagelinks_namespace( $namespace ) {
 559         global $wgDatabase, $wgContLang;
 560
 561         $ns = intval( $namespace );
 562         echo "Cleaning up broken links for namespace $ns... ";
 563
 564         $pagelinks = $wgDatabase->tableName( 'pagelinks' );
 565         $name = $wgContLang->getNsText( $ns );
 566         $prefix = $wgDatabase->strencode( $name );
 567         $likeprefix = str_replace( '_', '\\_', $prefix);
 568
 569         $sql = "UPDATE $pagelinks
 570                    SET pl_namespace=$ns,
 571                        pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
 572                  WHERE pl_namespace=0
 573                    AND pl_title LIKE '$likeprefix:%'";
 574
 575         $wgDatabase->query( $sql, 'do_pagelinks_namespace' );
 576         echo "ok\n";
 577 }
 578
 579 function do_drop_img_type() {
 580         global $wgDatabase;
 581
 582         if( $wgDatabase->fieldExists( 'image', 'img_type' ) ) {
 583                 echo "Dropping unused img_type field in image table... ";
 584                 dbsource( archive( 'patch-drop_img_type.sql' ), $wgDatabase );
 585                 echo "ok\n";
 586         } else {
 587                 echo "No img_type field in image table; Good.\n";
 588         }
 589 }
 590
 591 function do_old_links_update() {
 592         global $wgDatabase;
 593         if( $wgDatabase->tableExists( 'pagelinks' ) ) {
 594                 echo "Already have pagelinks; skipping old links table updates.\n";
 595         } else {
 596                 convertLinks(); flush();
 597         }
 598 }
 599
 600 function do_user_unique_update() {
 601         global $wgDatabase;
 602         $duper = new UserDupes( $wgDatabase );
 603         if( $duper->hasUniqueIndex() ) {
 604                 echo "Already have unique user_name index.\n";
 605         } else {
 606                 if( !$duper->clearDupes() ) {
 607                         echo "WARNING: This next step will probably fail due to unfixed duplicates...\n";
 608                 }
 609                 echo "Adding unique index on user_name... ";
 610                 dbsource( archive( 'patch-user_nameindex.sql' ), $wgDatabase );
 611                 echo "ok\n";
 612         }
 613 }
 614
 615 function do_user_groups_update() {
 616         $fname = 'do_user_groups_update';
 617         global $wgDatabase;
 618
 619         if( $wgDatabase->tableExists( 'user_groups' ) ) {
 620                 echo "...user_groups table already exists.\n";
 621                 return do_user_groups_reformat();
 622         }
 623
 624         echo "Adding user_groups table... ";
 625         dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 626         echo "ok\n";
 627
 628         if( !$wgDatabase->tableExists( 'user_rights' ) ) {
 629                 if( $wgDatabase->fieldExists( 'user', 'user_rights' ) ) {
 630                         echo "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion...";
 631                         dbsource( archive( 'patch-user_rights.sql' ), $wgDatabase );
 632                         echo "ok\n";
 633                 } else {
 634                         echo "*** WARNING: couldn't locate user_rights table or field for upgrade.\n";
 635                         echo "*** You may need to manually configure some sysops by manipulating\n";
 636                         echo "*** the user_groups table.\n";
 637                         return;
 638                 }
 639         }
 640
 641         echo "Converting user_rights table to user_groups... ";
 642         $result = $wgDatabase->select( 'user_rights',
 643                 array( 'ur_user', 'ur_rights' ),
 644                 array( "ur_rights != ''" ),
 645                 $fname );
 646
 647         while( $row = $wgDatabase->fetchObject( $result ) ) {
 648                 $groups = array_unique(
 649                         array_map( 'trim',
 650                                 explode( ',', $row->ur_rights ) ) );
 651
 652                 foreach( $groups as $group ) {
 653                         $wgDatabase->insert( 'user_groups',
 654                                 array(
 655                                         'ug_user'  => $row->ur_user,
 656                                         'ug_group' => $group ),
 657                                 $fname );
 658                 }
 659         }
 660         $wgDatabase->freeResult( $result );
 661         echo "ok\n";
 662 }
 663
 664 function do_user_groups_reformat() {
 665         # Check for bogus formats from previous 1.5 alpha code.
 666         global $wgDatabase;
 667         $info = $wgDatabase->fieldInfo( 'user_groups', 'ug_group' );
 668
 669         if( $info->type == 'int' ) {
 670                 $oldug = $wgDatabase->tableName( 'user_groups' );
 671                 $newug = $wgDatabase->tableName( 'user_groups_bogus' );
 672                 echo "user_groups is in bogus intermediate format. Renaming to $newug... ";
 673                 $wgDatabase->query( "ALTER TABLE $oldug RENAME TO $newug" );
 674                 echo "ok\n";
 675
 676                 echo "Re-adding fresh user_groups table... ";
 677                 dbsource( archive( 'patch-user_groups.sql' ), $wgDatabase );
 678                 echo "ok\n";
 679
 680                 echo "***\n";
 681                 echo "*** WARNING: You will need to manually fix up user permissions in the user_groups\n";
 682                 echo "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n";
 683                 echo "***\n";
 684         } else {
 685                 echo "...user_groups is in current format.\n";
 686         }
 687
 688 }
 689
 690 function do_watchlist_null() {
 691         # Make sure wl_notificationtimestamp can be NULL,
 692         # and update old broken items.
 693         global $wgDatabase;
 694         $info = $wgDatabase->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
 695
 696         if( $info->not_null ) {
 697                 echo "Making wl_notificationtimestamp nullable... ";
 698                 dbsource( archive( 'patch-watchlist-null.sql' ), $wgDatabase );
 699                 echo "ok\n";
 700         } else {
 701                 echo "...wl_notificationtimestamp is already nullable.\n";
 702         }
 703
 704 }
 705
 706 /**
 707  * @bug 3946
 708  */
 709 function do_page_random_update() {
 710         global $wgDatabase;
 711
 712         echo "Setting page_random to a random value on rows where it equals 0...";
 713
 714         $page = $wgDatabase->tableName( 'page' );
 715         $wgDatabase->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", 'do_page_random_update' );
 716         $rows = $wgDatabase->affectedRows();
 717
 718         echo "changed $rows rows\n";
 719 }
 720
 721 function do_templatelinks_update() {
 722         global $wgDatabase, $wgLoadBalancer;
 723         $fname = 'do_templatelinks_update';
 724
 725         if ( $wgDatabase->tableExists( 'templatelinks' ) ) {
 726                 echo "...templatelinks table already exists\n";
 727                 return;
 728         }
 729         echo "Creating templatelinks table...\n";
 730         dbsource( archive('patch-templatelinks.sql'), $wgDatabase );
 731         echo "Populating...\n";
 732         if ( isset( $wgLoadBalancer ) && $wgLoadBalancer->getServerCount() > 1 ) {
 733                 // Slow, replication-friendly update
 734                 $res = $wgDatabase->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
 735                         array( 'pl_namespace' => NS_TEMPLATE ), $fname );
 736                 $count = 0;
 737                 while ( $row = $wgDatabase->fetchObject( $res ) ) {
 738                         $count = ($count + 1) % 100;
 739                         if ( $count == 0 ) {
 740                                 if ( function_exists( 'wfWaitForSlaves' ) ) {
 741                                         wfWaitForSlaves( 10 );
 742                                 } else {
 743                                         sleep( 1 );
 744                                 }
 745                         }
 746                         $wgDatabase->insert( 'templatelinks',
 747                                 array(
 748                                         'tl_from' => $row->pl_from,
 749                                         'tl_namespace' => $row->pl_namespace,
 750                                         'tl_title' => $row->pl_title,
 751                                 ), $fname
 752                         );
 753
 754                 }
 755                 $wgDatabase->freeResult( $res );
 756         } else {
 757                 // Fast update
 758                 $wgDatabase->insertSelect( 'templatelinks', 'pagelinks',
 759                         array(
 760                                 'tl_from' => 'pl_from',
 761                                 'tl_namespace' => 'pl_namespace',
 762                                 'tl_title' => 'pl_title'
 763                         ), array(
 764                                 'pl_namespace' => 10
 765                         ), $fname
 766                 );
 767         }
 768         echo "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n";
 769 }
 770
 771 # July 2006
 772 # Add ( rc_namespace, rc_user_text ) index [R. Church]
 773 function do_rc_indices_update() {
 774         global $wgDatabase;
 775         echo( "Checking for additional recent changes indices...\n" );
 776         # See if we can find the index we want
 777         $info = $wgDatabase->indexInfo( 'recentchanges', 'rc_ns_usertext', __METHOD__ );
 778         if( !$info ) {
 779                 # None, so create
 780                 echo( "...index on ( rc_namespace, rc_user_text ) not found; creating\n" );
 781                 dbsource( archive( 'patch-recentchanges-utindex.sql' ) );
 782         } else {
 783                 # Index seems to exist
 784                 echo( "...index on ( rc_namespace, rc_user_text ) seems to be ok\n" );
 785         }
 786
 787         #Add (rc_user_text, rc_timestamp) index [A. Garrett], November 2006
 788         # See if we can find the index we want
 789         $info = $wgDatabase->indexInfo( 'recentchanges', 'rc_user_text', __METHOD__ );
 790         if( !$info ) {
 791                 # None, so create
 792                 echo( "...index on ( rc_user_text, rc_timestamp ) not found; creating\n" );
 793                 dbsource( archive( 'patch-rc_user_text-index.sql' ) );
 794         } else {
 795                 # Index seems to exist
 796                 echo( "...index on ( rc_user_text, rc_timestamp ) seems to be ok\n" );
 797         }
 798 }
 799
 800 function index_has_field($table, $index, $field) {
 801         global $wgDatabase;
 802         echo( "Checking if $table index $index includes field $field...\n" );
 803         $info = $wgDatabase->indexInfo( $table, $index, __METHOD__ );
 804         if( $info ) {
 805                 foreach($info as $row) {
 806                         if($row->Column_name == $field) {
 807                                 echo( "...index $index on table $table seems to be ok\n" );
 808                                 return true;
 809                         }
 810                 }
 811         }
 812         echo( "...index $index on table $table has no field $field; adding\n" );
 813         return false;
 814 }
 815
 816 function do_backlinking_indices_update() {
 817         echo( "Checking for backlinking indices...\n" );
 818         if (!index_has_field('pagelinks', 'pl_namespace', 'pl_from') ||
 819                 !index_has_field('templatelinks', 'tl_namespace', 'tl_from') ||
 820                 !index_has_field('imagelinks', 'il_to', 'il_from'))
 821         {
 822                 dbsource( archive( 'patch-backlinkindexes.sql' ) );
 823         }
 824 }
 825
 826 function purge_cache() {
 827         global $wgDatabase;
 828         # We can't guarantee that the user will be able to use TRUNCATE,
 829         # but we know that DELETE is available to us
 830         echo( "Purging caches..." );
 831         $wgDatabase->delete( 'objectcache', '*', __METHOD__ );
 832         echo( "done.\n" );
 833 }
 834
 835 function do_all_updates( $shared = false, $purge = true ) {
 836         global $wgNewTables, $wgNewFields, $wgRenamedTables, $wgSharedDB, $wgDatabase, $wgDBtype;
 837
 838         $doUser = !$wgSharedDB || $doShared;
 839
 840         if ($wgDBtype === 'postgres') {
 841                 do_postgres_updates();
 842                 return;
 843         }
 844
 845         # Rename tables
 846         foreach ( $wgRenamedTables as $tableRecord ) {
 847                 rename_table( $tableRecord[0], $tableRecord[1], $tableRecord[2] );
 848         }
 849
 850         # Add missing tables
 851         foreach ( $wgNewTables as $tableRecord ) {
 852                 add_table( $tableRecord[0], $tableRecord[1] );
 853                 flush();
 854         }
 855
 856         # Add missing fields
 857         foreach ( $wgNewFields as $fieldRecord ) {
 858                 if ( $fieldRecord[0] != 'user' || $doUser ) {
 859                         add_field( $fieldRecord[0], $fieldRecord[1], $fieldRecord[2] );
 860                 }
 861                 flush();
 862         }
 863
 864         # Do schema updates which require special handling
 865         do_interwiki_update(); flush();
 866         do_index_update(); flush();
 867         do_old_links_update(); flush();
 868         do_image_name_unique_update(); flush();
 869         do_watchlist_update(); flush();
 870         if ( $doUser ) {
 871                 do_user_update(); flush();
 872         }
 873 ######  do_copy_newtalk_to_watchlist(); flush();
 874         do_logging_encoding(); flush();
 875
 876         do_schema_restructuring(); flush();
 877         do_inverse_timestamp(); flush();
 878         do_text_id(); flush();
 879         do_namespace_size(); flush();
 880
 881         do_pagelinks_update(); flush();
 882         do_templatelinks_update(); flush(); // after pagelinks
 883
 884         do_drop_img_type(); flush();
 885
 886         if ( $doUser ) {
 887                 do_user_unique_update(); flush();
 888         }
 889         do_user_groups_update(); flush();
 890
 891         do_watchlist_null(); flush();
 892
 893         //do_image_index_update(); flush();
 894
 895         do_logging_timestamp_index(); flush();
 896
 897         do_page_random_update(); flush();
 898
 899         do_rc_indices_update(); flush();
 900
 901         do_backlinking_indices_update(); flush();
 902
 903         initialiseMessages(); flush();
 904
 905         if( $purge ) {
 906                 purge_cache();
 907                 flush();
 908         }
 909 }
 910
 911 function archive($name) {
 912         global $wgDBtype, $IP;
 913         switch ($wgDBtype) {
 914         case "oracle":
 915                 return "$IP/maintenance/oracle/archives/$name";
 916         default:
 917                 return "$IP/maintenance/archives/$name";
 918         }
 919 }
 920
 921 function do_postgres_updates() {
 922         global $wgDatabase, $wgVersion, $wgDBmwschema;
 923
 924         # Just in case their LocalSetings.php does not have this:
 925         if ( !isset( $wgDBmwschema ))
 926                 $wgDBmwschema = 'mediawiki';
 927
 928         ## Default to the oldest supported version
 929         $version = 1.7;
 930
 931         if ($wgDatabase->tableExists("mediawiki_version")) {
 932                 $version = "1.8";
 933                 $sql = "SELECT mw_version FROM mediawiki_version ORDER BY cdate DESC LIMIT 1";
 934                 $tempversion = pg_fetch_result($wgDatabase->doQuery($sql),0,0);
 935                 $thisver = array();
 936                 if (preg_match('/(\d+\.\d+)/', $tempversion, $thisver)) {
 937                         $version = $thisver[1];
 938                 }
 939         }
 940
 941         print " Detected version: $version ";
 942         $upgrade = '';
 943
 944         if ($version <= 1.7) {
 945                 $upgrade = <<<PGEND
 946
 947 -- Type tweaking:
 948 ALTER TABLE oldimage ALTER oi_size TYPE INTEGER;
 949 ALTER TABLE oldimage ALTER oi_width TYPE INTEGER;
 950 ALTER TABLE oldimage ALTER oi_height TYPE INTEGER;
 951
 952 ALTER TABLE image ALTER img_size TYPE INTEGER;
 953 ALTER TABLE image ALTER img_width TYPE INTEGER;
 954 ALTER TABLE image ALTER img_height TYPE INTEGER;
 955
 956 -- Constraint tweaking:
 957 ALTER TABLE recentchanges ALTER rc_cur_id DROP NOT NULL;
 958
 959 -- New columns:
 960 ALTER TABLE ipblocks ADD ipb_anon_only CHAR NOT NULL DEFAULT '0';
 961 ALTER TABLE ipblocks ADD ipb_create_account CHAR NOT NULL DEFAULT '1';
 962
 963 -- Index order rearrangements:
 964 DROP INDEX pagelink_unique;
 965 CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title);
 966
 967 -- Rename tables
 968 ALTER TABLE "user" RENAME TO mwuser;
 969 ALTER TABLE "text" RENAME to pagecontent;
 970
 971 -- New tables:
 972 CREATE TABLE profiling (
 973   pf_count   INTEGER         NOT NULL DEFAULT 0,
 974   pf_time    NUMERIC(18,10)  NOT NULL DEFAULT 0,
 975   pf_name    TEXT            NOT NULL,
 976   pf_server  TEXT            NULL
 977 );
 978 CREATE UNIQUE INDEX pf_name_server ON profiling (pf_name, pf_server);
 979
 980 CREATE TABLE mediawiki_version (
 981   type         TEXT         NOT NULL,
 982   mw_version   TEXT         NOT NULL,
 983   notes        TEXT             NULL,
 984
 985   pg_version   TEXT             NULL,
 986   pg_dbname    TEXT             NULL,
 987   pg_user      TEXT             NULL,
 988   pg_port      TEXT             NULL,
 989   mw_schema    TEXT             NULL,
 990   ts2_schema   TEXT             NULL,
 991   ctype        TEXT             NULL,
 992
 993   sql_version  TEXT             NULL,
 994   sql_date     TEXT             NULL,
 995   cdate        TIMESTAMPTZ  NOT NULL DEFAULT now()
 996 );
 997
 998 -- Special modifications
 999 ALTER TABLE archive RENAME to archive2;
1000 CREATE VIEW archive AS
1001 SELECT
1002   ar_namespace, ar_title, ar_text, ar_comment, ar_user, ar_user_text,
1003   ar_minor_edit, ar_flags, ar_rev_id, ar_text_id,
1004        TO_CHAR(ar_timestamp, 'YYYYMMDDHH24MISS') AS ar_timestamp
1005 FROM archive2;
1006
1007 CREATE RULE archive_insert AS ON INSERT TO archive
1008 DO INSTEAD INSERT INTO archive2 VALUES (
1009   NEW.ar_namespace, NEW.ar_title, NEW.ar_text, NEW.ar_comment, NEW.ar_user, NEW.ar_user_text,
1010   TO_DATE(NEW.ar_timestamp, 'YYYYMMDDHH24MISS'),
1011   NEW.ar_minor_edit, NEW.ar_flags, NEW.ar_rev_id, NEW.ar_text_id
1012 );
1013
1014 CREATE FUNCTION page_deleted() RETURNS TRIGGER LANGUAGE plpgsql AS
1015 \$mw\$
1016 BEGIN
1017 DELETE FROM recentchanges WHERE rc_namespace = OLD.page_namespace AND rc_title = OLD.page_title;
1018 RETURN NULL;
1019 END;
1020 \$mw\$;
1021
1022 CREATE TRIGGER page_deleted AFTER DELETE ON page
1023   FOR EACH ROW EXECUTE PROCEDURE page_deleted();
1024
1025 PGEND;
1026
1027         } ## end version 1.7
1028
1029         else if ($version <= 1.8) {
1030                 $upgrade = <<<PGEND
1031
1032 -- Tighten up restrictions on the revision table so we don't lose data:
1033 ALTER TABLE revision DROP CONSTRAINT revision_rev_user_fkey;
1034 ALTER TABLE revision ADD CONSTRAINT revision_rev_user_fkey
1035   FOREIGN KEY (rev_user) REFERENCES mwuser(user_id) ON DELETE RESTRICT;
1036
1037 -- New column for better password tracking:
1038 ALTER TABLE mwuser ADD user_newpass_time TIMESTAMPTZ;
1039 ALTER TABLE mwuser ADD user_editcount INTEGER;
1040
1041 -- New column for autoblocking problem users
1042 ALTER TABLE ipblocks ADD ipb_enable_autoblock CHAR NOT NULL DEFAULT '1';
1043
1044 -- Despite it's name, ipb_address does not necessarily contain IP addresses :)
1045 ALTER TABLE ipblocks ALTER ipb_address TYPE TEXT USING ipb_address::TEXT;
1046
1047 -- New tables:
1048 CREATE TABLE redirect (
1049   rd_from       INTEGER  NOT NULL  REFERENCES page(page_id) ON DELETE CASCADE,
1050   rd_namespace  SMALLINT NOT NULL,
1051   rd_title      TEXT     NOT NULL
1052 );
1053 CREATE INDEX redirect_ns_title ON redirect (rd_namespace,rd_title,rd_from);
1054
1055 CREATE TABLE querycachetwo (
1056   qcc_type          TEXT     NOT NULL,
1057   qcc_value         SMALLINT NOT NULL  DEFAULT 0,
1058   qcc_namespace     INTEGER  NOT NULL  DEFAULT 0,
1059   qcc_title         TEXT     NOT NULL  DEFAULT '',
1060   qcc_namespacetwo  INTEGER  NOT NULL  DEFAULT 0,
1061   qcc_titletwo      TEXT     NOT NULL  DEFAULT ''
1062 );
1063 CREATE INDEX querycachetwo_type_value ON querycachetwo (qcc_type, qcc_value);
1064 CREATE INDEX querycachetwo_title      ON querycachetwo (qcc_type,qcc_namespace,qcc_title);
1065 CREATE INDEX querycachetwo_titletwo   ON querycachetwo (qcc_type,qcc_namespacetwo,qcc_titletwo);
1066
1067 -- New columns for fancy recentchanges display
1068 ALTER TABLE recentchanges ADD rc_old_len INT;
1069 ALTER TABLE recentchanges ADD rc_new_len INT;
1070
1071 -- Note this upgrade
1072 INSERT INTO mediawiki_version (type,mw_version,notes)
1073 VALUES ('Upgrade','MWVERSION','Upgrade from older version THISVERSION');
1074
1075 PGEND;
1076
1077         }
1078
1079         if ( !strlen($upgrade)) {
1080                 print "No updates needed for version $version\n";
1081                 return;
1082         }
1083
1084         $upgrade = str_replace( 'MWVERSION', $wgVersion, $upgrade );
1085         $upgrade = str_replace( 'THISVERSION', $version, $upgrade );
1086         $res = $wgDatabase->query("BEGIN;\n\n $upgrade\n\nCOMMIT;\n");
1087
1088         return;
1089 }
1090
1091 ?>