3 * MySQL-specific updater.
10 * Mysql update list and mysql-specific update functions.
15 class MysqlUpdater extends DatabaseUpdater {
17 protected function getCoreUpdateList() {
20 array( 'addField', 'ipblocks', 'ipb_id', 'patch-ipblocks.sql' ),
21 array( 'addField', 'ipblocks', 'ipb_expiry', 'patch-ipb_expiry.sql' ),
22 array( 'doInterwikiUpdate' ),
23 array( 'doIndexUpdate' ),
24 array( 'addTable', 'hitcounter', 'patch-hitcounter.sql' ),
25 array( 'addField', 'recentchanges', 'rc_type', 'patch-rc_type.sql' ),
28 array( 'addField', 'user', 'user_real_name', 'patch-user-realname.sql' ),
29 array( 'addTable', 'querycache', 'patch-querycache.sql' ),
30 array( 'addTable', 'objectcache', 'patch-objectcache.sql' ),
31 array( 'addTable', 'categorylinks', 'patch-categorylinks.sql' ),
32 array( 'doOldLinksUpdate' ),
33 array( 'doFixAncientImagelinks' ),
34 array( 'addField', 'recentchanges', 'rc_ip', 'patch-rc_ip.sql' ),
37 array( 'addIndex', 'image', 'PRIMARY', 'patch-image_name_primary.sql' ),
38 array( 'addField', 'recentchanges', 'rc_id', 'patch-rc_id.sql' ),
39 array( 'addField', 'recentchanges', 'rc_patrolled', 'patch-rc-patrol.sql' ),
40 array( 'addTable', 'logging', 'patch-logging.sql' ),
41 array( 'addField', 'user', 'user_token', 'patch-user_token.sql' ),
42 array( 'addField', 'watchlist', 'wl_notificationtimestamp', 'patch-email-notification.sql' ),
43 array( 'doWatchlistUpdate' ),
44 array( 'dropField', 'user', 'user_emailauthenticationtimestamp', 'patch-email-authentication.sql' ),
47 array( 'doSchemaRestructuring' ),
48 array( 'addField', 'logging', 'log_params', 'patch-log_params.sql' ),
49 array( 'checkBin', 'logging', 'log_title', 'patch-logging-title.sql', ),
50 array( 'addField', 'archive', 'ar_rev_id', 'patch-archive-rev_id.sql' ),
51 array( 'addField', 'page', 'page_len', 'patch-page_len.sql' ),
52 array( 'dropField', 'revision', 'inverse_timestamp', 'patch-inverse_timestamp.sql' ),
53 array( 'addField', 'revision', 'rev_text_id', 'patch-rev_text_id.sql' ),
54 array( 'addField', 'revision', 'rev_deleted', 'patch-rev_deleted.sql' ),
55 array( 'addField', 'image', 'img_width', 'patch-img_width.sql' ),
56 array( 'addField', 'image', 'img_metadata', 'patch-img_metadata.sql' ),
57 array( 'addField', 'user', 'user_email_token', 'patch-user_email_token.sql' ),
58 array( 'addField', 'archive', 'ar_text_id', 'patch-archive-text_id.sql' ),
59 array( 'doNamespaceSize' ),
60 array( 'addField', 'image', 'img_media_type', 'patch-img_media_type.sql' ),
61 array( 'doPagelinksUpdate' ),
62 array( 'dropField', 'image', 'img_type', 'patch-drop_img_type.sql' ),
63 array( 'doUserUniqueUpdate' ),
64 array( 'doUserGroupsUpdate' ),
65 array( 'addField', 'site_stats', 'ss_total_pages', 'patch-ss_total_articles.sql' ),
66 array( 'addTable', 'user_newtalk', 'patch-usernewtalk2.sql' ),
67 array( 'addTable', 'transcache', 'patch-transcache.sql' ),
68 array( 'addField', 'interwiki', 'iw_trans', 'patch-interwiki-trans.sql' ),
69 array( 'addTable', 'trackbacks', 'patch-trackbacks.sql' ),
72 array( 'doWatchlistNull' ),
73 array( 'addIndex', 'logging', 'times', 'patch-logging-times-index.sql' ),
74 array( 'addField', 'ipblocks', 'ipb_range_start', 'patch-ipb_range_start.sql' ),
75 array( 'doPageRandomUpdate' ),
76 array( 'addField', 'user', 'user_registration', 'patch-user_registration.sql' ),
77 array( 'doTemplatelinksUpdate' ),
78 array( 'addTable', 'externallinks', 'patch-externallinks.sql' ),
79 array( 'addTable', 'job', 'patch-job.sql' ),
80 array( 'addField', 'site_stats', 'ss_images', 'patch-ss_images.sql' ),
81 array( 'addTable', 'langlinks', 'patch-langlinks.sql' ),
82 array( 'addTable', 'querycache_info', 'patch-querycacheinfo.sql' ),
83 array( 'addTable', 'filearchive', 'patch-filearchive.sql' ),
84 array( 'addField', 'ipblocks', 'ipb_anon_only', 'patch-ipb_anon_only.sql' ),
85 array( 'addIndex', 'recentchanges', 'rc_ns_usertext', 'patch-recentchanges-utindex.sql' ),
86 array( 'addIndex', 'recentchanges', 'rc_user_text', 'patch-rc_user_text-index.sql' ),
89 array( 'addField', 'user', 'user_newpass_time', 'patch-user_newpass_time.sql' ),
90 array( 'addTable', 'redirect', 'patch-redirect.sql' ),
91 array( 'addTable', 'querycachetwo', 'patch-querycachetwo.sql' ),
92 array( 'addField', 'ipblocks', 'ipb_enable_autoblock', 'patch-ipb_optional_autoblock.sql' ),
93 array( 'doBacklinkingIndicesUpdate' ),
94 array( 'addField', 'recentchanges', 'rc_old_len', 'patch-rc_len.sql' ),
95 array( 'addField', 'user', 'user_editcount', 'patch-user_editcount.sql' ),
98 array( 'doRestrictionsUpdate' ),
99 array( 'addField', 'logging', 'log_id', 'patch-log_id.sql' ),
100 array( 'addField', 'revision', 'rev_parent_id', 'patch-rev_parent_id.sql' ),
101 array( 'addField', 'page_restrictions', 'pr_id', 'patch-page_restrictions_sortkey.sql' ),
102 array( 'addField', 'revision', 'rev_len', 'patch-rev_len.sql' ),
103 array( 'addField', 'recentchanges', 'rc_deleted', 'patch-rc_deleted.sql' ),
104 array( 'addField', 'logging', 'log_deleted', 'patch-log_deleted.sql' ),
105 array( 'addField', 'archive', 'ar_deleted', 'patch-ar_deleted.sql' ),
106 array( 'addField', 'ipblocks', 'ipb_deleted', 'patch-ipb_deleted.sql' ),
107 array( 'addField', 'filearchive', 'fa_deleted', 'patch-fa_deleted.sql' ),
108 array( 'addField', 'archive', 'ar_len', 'patch-ar_len.sql' ),
111 array( 'addField', 'ipblocks', 'ipb_block_email', 'patch-ipb_emailban.sql' ),
112 array( 'doCategorylinksIndicesUpdate' ),
113 array( 'addField', 'oldimage', 'oi_metadata', 'patch-oi_metadata.sql' ),
114 array( 'addIndex', 'archive', 'usertext_timestamp', 'patch-archive-user-index.sql' ),
115 array( 'addIndex', 'image', 'img_usertext_timestamp', 'patch-image-user-index.sql' ),
116 array( 'addIndex', 'oldimage', 'oi_usertext_timestamp', 'patch-oldimage-user-index.sql' ),
117 array( 'addField', 'archive', 'ar_page_id', 'patch-archive-page_id.sql' ),
118 array( 'addField', 'image', 'img_sha1', 'patch-img_sha1.sql' ),
121 array( 'addTable', 'protected_titles', 'patch-protected_titles.sql' ),
124 array( 'addField', 'ipblocks', 'ipb_by_text', 'patch-ipb_by_text.sql' ),
125 array( 'addTable', 'page_props', 'patch-page_props.sql' ),
126 array( 'addTable', 'updatelog', 'patch-updatelog.sql' ),
127 array( 'addTable', 'category', 'patch-category.sql' ),
128 array( 'doCategoryPopulation' ),
129 array( 'addField', 'archive', 'ar_parent_id', 'patch-ar_parent_id.sql' ),
130 array( 'addField', 'user_newtalk', 'user_last_timestamp', 'patch-user_last_timestamp.sql' ),
131 array( 'doPopulateParentId' ),
132 array( 'checkBin', 'protected_titles', 'pt_title', 'patch-pt_title-encoding.sql', ),
133 array( 'doMaybeProfilingMemoryUpdate' ),
134 array( 'doFilearchiveIndicesUpdate' ),
137 array( 'addField', 'site_stats', 'ss_active_users', 'patch-ss_active_users.sql' ),
138 array( 'doActiveUsersInit' ),
139 array( 'addField', 'ipblocks', 'ipb_allow_usertalk', 'patch-ipb_allow_usertalk.sql' ),
142 array( 'doUniquePlTlIl' ),
143 array( 'addTable', 'change_tag', 'patch-change_tag.sql' ),
144 array( 'addTable', 'tag_summary', 'patch-change_tag.sql' ),
145 array( 'addTable', 'valid_tag', 'patch-change_tag.sql' ),
148 array( 'addTable', 'user_properties', 'patch-user_properties.sql' ),
149 array( 'addTable', 'log_search', 'patch-log_search.sql' ),
150 array( 'addField', 'logging', 'log_user_text', 'patch-log_user_text.sql' ),
151 array( 'doLogUsertextPopulation' ), # listed separately from the previous update because 1.16 was released without this update
152 array( 'doLogSearchPopulation' ),
153 array( 'addTable', 'l10n_cache', 'patch-l10n_cache.sql' ),
154 array( 'addTable', 'external_user', 'patch-external_user.sql' ),
155 array( 'addIndex', 'log_search', 'ls_field_val', 'patch-log_search-rename-index.sql' ),
156 array( 'addIndex', 'change_tag', 'change_tag_rc_tag', 'patch-change_tag-indexes.sql' ),
157 array( 'addField', 'redirect', 'rd_interwiki', 'patch-rd_interwiki.sql' ),
158 array( 'doUpdateTranscacheField' ),
159 array( 'renameEuWikiId' ),
160 array( 'doUpdateMimeMinorField' ),
161 array( 'doPopulateRevLen' ),
164 array( 'addTable', 'iwlinks', 'patch-iwlinks.sql' ),
165 array( 'addIndex', 'iwlinks', 'iwl_prefix_title_from', 'patch-rename-iwl_prefix.sql' ),
166 array( 'addField', 'updatelog', 'ul_value', 'patch-ul_value.sql' ),
167 array( 'addField', 'interwiki', 'iw_api', 'patch-iw_api_and_wikiid.sql' ),
168 array( 'dropIndex', 'iwlinks', 'iwl_prefix', 'patch-kill-iwl_prefix.sql' ),
169 array( 'dropIndex', 'iwlinks', 'iwl_prefix_from_title', 'patch-kill-iwl_pft.sql' ),
170 array( 'addField', 'categorylinks', 'cl_collation', 'patch-categorylinks-better-collation.sql' ),
171 array( 'doClFieldsUpdate' ),
172 array( 'doCollationUpdate' ),
173 array( 'addTable', 'msg_resource', 'patch-msg_resource.sql' ),
174 array( 'addTable', 'module_deps', 'patch-module_deps.sql' ),
175 array( 'dropIndex', 'archive', 'ar_page_revid', 'patch-archive_kill_ar_page_revid.sql' ),
176 array( 'addIndex', 'archive', 'ar_revid', 'patch-archive_ar_revid.sql' ),
177 array( 'doLangLinksLengthUpdate' ),
182 * 1.4 betas were missing the 'binary' marker from logging.log_title,
183 * which causes a collation mismatch error on joins in MySQL 4.1.
185 * @param $table String: table name
186 * @param $field String: field name to check
187 * @param $patchFile String: path to the patch to correct the field
189 protected function checkBin( $table, $field, $patchFile ) {
190 $tableName = $this->db->tableName( $table );
191 $res = $this->db->query( "SELECT $field FROM $tableName LIMIT 0", __METHOD__ );
192 $flags = explode( ' ', mysql_field_flags( $res->result, 0 ) );
194 if ( in_array( 'binary', $flags ) ) {
195 $this->output( "...$table table has correct $field encoding.\n" );
197 $this->output( "Fixing $field encoding on $table table... " );
198 $this->applyPatch( $patchFile );
199 $this->output( "done.\n" );
204 * Check whether an index contain a field
206 * @param $table String: table name
207 * @param $index String: index name to check
208 * @param $field String: field that should be in the index
211 protected function indexHasField( $table, $index, $field ) {
212 $info = $this->db->indexInfo( $table, $index, __METHOD__ );
214 foreach ( $info as $row ) {
215 if ( $row->Column_name == $field ) {
216 $this->output( "...index $index on table $table includes field $field\n" );
221 $this->output( "...index $index on table $table has no field $field; adding\n" );
226 * Check that interwiki table exists; if it doesn't source it
228 protected function doInterwikiUpdate() {
231 if ( $this->db->tableExists( "interwiki" ) ) {
232 $this->output( "...already have interwiki table\n" );
236 $this->output( 'Creating interwiki table...' );
237 $this->applyPatch( 'patch-interwiki.sql' );
238 $this->output( "ok\n" );
239 $this->output( 'Adding default interwiki definitions...' );
240 $this->applyPatch( "$IP/maintenance/interwiki.sql", true );
241 $this->output( "done.\n" );
245 * Check that proper indexes are in place
247 protected function doIndexUpdate() {
248 $meta = $this->db->fieldInfo( 'recentchanges', 'rc_timestamp' );
249 if ( $meta->isMultipleKey() ) {
250 $this->output( "...indexes seem up to 20031107 standards\n" );
254 $this->output( "Updating indexes to 20031107..." );
255 $this->applyPatch( 'patch-indexes.sql', true );
256 $this->output( "done.\n" );
259 protected function doOldLinksUpdate() {
260 $cl = $this->maintenance->runChild( 'ConvertLinks' );
264 protected function doFixAncientImagelinks() {
265 $info = $this->db->fieldInfo( 'imagelinks', 'il_from' );
266 if ( !$info || $info->type() !== 'string' ) {
267 $this->output( "...il_from OK\n" );
271 $this->output( "Fixing ancient broken imagelinks table.\n" );
272 $this->output( "NOTE: you will have to run maintenance/refreshLinks.php after this.\n" );
273 $this->applyPatch( 'patch-fix-il_from.sql' );
274 $this->output( "done.\n" );
278 * Check if we need to add talk page rows to the watchlist
280 function doWatchlistUpdate() {
281 $talk = $this->db->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', __METHOD__ );
282 $nontalk = $this->db->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', __METHOD__ );
283 if ( $talk == $nontalk ) {
284 $this->output( "...watchlist talk page rows already present\n" );
288 $this->output( "Adding missing watchlist talk page rows... " );
289 $this->db->insertSelect( 'watchlist', 'watchlist',
291 'wl_user' => 'wl_user',
292 'wl_namespace' => 'wl_namespace | 1',
293 'wl_title' => 'wl_title',
294 'wl_notificationtimestamp' => 'wl_notificationtimestamp'
295 ), array( 'NOT (wl_namespace & 1)' ), __METHOD__, 'IGNORE' );
296 $this->output( "done.\n" );
299 function doSchemaRestructuring() {
300 if ( $this->db->tableExists( 'page' ) ) {
301 $this->output( "...page table already exists.\n" );
305 $this->output( "...converting from cur/old to page/revision/text DB structure.\n" );
306 $this->output( wfTimestamp( TS_DB ) );
307 $this->output( "......checking for duplicate entries.\n" );
309 list ( $cur, $old, $page, $revision, $text ) = $this->db->tableNamesN( 'cur', 'old', 'page', 'revision', 'text' );
311 $rows = $this->db->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
312 FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", __METHOD__ );
314 if ( $rows->numRows() > 0 ) {
315 $this->output( wfTimestamp( TS_DB ) );
316 $this->output( "......<b>Found duplicate entries</b>\n" );
317 $this->output( sprintf( "<b> %-60s %3s %5s</b>\n", 'Title', 'NS', 'Count' ) );
318 $duplicate = array();
319 foreach ( $rows as $row ) {
320 if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
321 $duplicate[$row->cur_namespace] = array();
323 $duplicate[$row->cur_namespace][] = $row->cur_title;
324 $this->output( sprintf( " %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
326 $sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
328 foreach ( $duplicate as $ns => $titles ) {
334 $sql .= "( cur_namespace = {$ns} AND cur_title in (";
336 foreach ( $titles as $t ) {
338 $sql .= $this->db->addQuotes( $t );
341 $sql .= ', ' . $this->db->addQuotes( $t );
346 # By sorting descending, the most recent entry will be the first in the list.
347 # All following entries will be deleted by the next while-loop.
348 $sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
350 $rows = $this->db->query( $sql, __METHOD__ );
352 $prev_title = $prev_namespace = false;
355 foreach ( $rows as $row ) {
356 if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
357 $deleteId[] = $row->cur_id;
359 $prev_title = $row->cur_title;
360 $prev_namespace = $row->cur_namespace;
362 $sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
363 $this->db->query( $sql, __METHOD__ );
364 $this->output( wfTimestamp( TS_DB ) );
365 $this->output( "......<b>Deleted</b> " . $this->db->affectedRows() . " records.\n" );
368 $this->output( wfTimestamp( TS_DB ) );
369 $this->output( "......Creating tables.\n" );
370 $this->db->query( "CREATE TABLE $page (
371 page_id int(8) unsigned NOT NULL auto_increment,
372 page_namespace int NOT NULL,
373 page_title varchar(255) binary NOT NULL,
374 page_restrictions tinyblob NOT NULL,
375 page_counter bigint(20) unsigned NOT NULL default '0',
376 page_is_redirect tinyint(1) unsigned NOT NULL default '0',
377 page_is_new tinyint(1) unsigned NOT NULL default '0',
378 page_random real unsigned NOT NULL,
379 page_touched char(14) binary NOT NULL default '',
380 page_latest int(8) unsigned NOT NULL,
381 page_len int(8) unsigned NOT NULL,
383 PRIMARY KEY page_id (page_id),
384 UNIQUE INDEX name_title (page_namespace,page_title),
387 ) ENGINE=InnoDB", __METHOD__ );
388 $this->db->query( "CREATE TABLE $revision (
389 rev_id int(8) unsigned NOT NULL auto_increment,
390 rev_page int(8) unsigned NOT NULL,
391 rev_comment tinyblob NOT NULL,
392 rev_user int(5) unsigned NOT NULL default '0',
393 rev_user_text varchar(255) binary NOT NULL default '',
394 rev_timestamp char(14) binary NOT NULL default '',
395 rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
396 rev_deleted tinyint(1) unsigned NOT NULL default '0',
397 rev_len int(8) unsigned,
398 rev_parent_id int(8) unsigned default NULL,
399 PRIMARY KEY rev_page_id (rev_page, rev_id),
400 UNIQUE INDEX rev_id (rev_id),
401 INDEX rev_timestamp (rev_timestamp),
402 INDEX page_timestamp (rev_page,rev_timestamp),
403 INDEX user_timestamp (rev_user,rev_timestamp),
404 INDEX usertext_timestamp (rev_user_text,rev_timestamp)
405 ) ENGINE=InnoDB", __METHOD__ );
407 $this->output( wfTimestamp( TS_DB ) );
408 $this->output( "......Locking tables.\n" );
409 $this->db->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", __METHOD__ );
411 $maxold = intval( $this->db->selectField( 'old', 'max(old_id)', '', __METHOD__ ) );
412 $this->output( wfTimestamp( TS_DB ) );
413 $this->output( "......maxold is {$maxold}\n" );
415 $this->output( wfTimestamp( TS_DB ) );
416 global $wgLegacySchemaConversion;
417 if ( $wgLegacySchemaConversion ) {
418 // Create HistoryBlobCurStub entries.
419 // Text will be pulled from the leftover 'cur' table at runtime.
420 $this->output( "......Moving metadata from cur; using blob references to text in cur table.\n" );
421 $cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
422 $cur_flags = "'object'";
424 // Copy all cur text in immediately: this may take longer but avoids
425 // having to keep an extra table around.
426 $this->output( "......Moving text from cur.\n" );
427 $cur_text = 'cur_text';
430 $this->db->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
431 old_timestamp, old_minor_edit, old_flags)
432 SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
433 FROM $cur", __METHOD__ );
435 $this->output( wfTimestamp( TS_DB ) );
436 $this->output( "......Setting up revision table.\n" );
437 $this->db->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
439 SELECT old_id, cur_id, old_comment, old_user, old_user_text,
440 old_timestamp, old_minor_edit
441 FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", __METHOD__ );
443 $this->output( wfTimestamp( TS_DB ) );
444 $this->output( "......Setting up page table.\n" );
445 $this->db->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
446 page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
447 SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
448 cur_random, cur_touched, rev_id, LENGTH(cur_text)
450 WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", __METHOD__ );
452 $this->output( wfTimestamp( TS_DB ) );
453 $this->output( "......Unlocking tables.\n" );
454 $this->db->query( "UNLOCK TABLES", __METHOD__ );
456 $this->output( wfTimestamp( TS_DB ) );
457 $this->output( "......Renaming old.\n" );
458 $this->db->query( "ALTER TABLE $old RENAME TO $text", __METHOD__ );
460 $this->output( wfTimestamp( TS_DB ) );
461 $this->output( "...done.\n" );
464 protected function doNamespaceSize() {
468 'recentchanges' => 'rc',
470 'querycache' => 'qc',
473 foreach ( $tables as $table => $prefix ) {
474 $field = $prefix . '_namespace';
476 $tablename = $this->db->tableName( $table );
477 $result = $this->db->query( "SHOW COLUMNS FROM $tablename LIKE '$field'", __METHOD__ );
478 $info = $this->db->fetchObject( $result );
480 if ( substr( $info->Type, 0, 3 ) == 'int' ) {
481 $this->output( "...$field is already a full int ($info->Type).\n" );
483 $this->output( "Promoting $field from $info->Type to int... " );
484 $this->db->query( "ALTER TABLE $tablename MODIFY $field int NOT NULL", __METHOD__ );
485 $this->output( "done.\n" );
490 protected function doPagelinksUpdate() {
491 if ( $this->db->tableExists( 'pagelinks' ) ) {
492 $this->output( "...already have pagelinks table.\n" );
496 $this->output( "Converting links and brokenlinks tables to pagelinks... " );
497 $this->applyPatch( 'patch-pagelinks.sql' );
498 $this->output( "done.\n" );
501 foreach ( MWNamespace::getCanonicalNamespaces() as $ns => $name ) {
506 $this->output( "Cleaning up broken links for namespace $ns... " );
508 $pagelinks = $this->db->tableName( 'pagelinks' );
509 $name = $wgContLang->getNsText( $ns );
510 $prefix = $this->db->strencode( $name );
511 $likeprefix = str_replace( '_', '\\_', $prefix );
513 $sql = "UPDATE $pagelinks
514 SET pl_namespace=$ns,
515 pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
517 AND pl_title LIKE '$likeprefix:%'";
519 $this->db->query( $sql, __METHOD__ );
520 $this->output( "done.\n" );
524 protected function doUserUniqueUpdate() {
525 $duper = new UserDupes( $this->db, array( $this, 'output' ) );
526 if ( $duper->hasUniqueIndex() ) {
527 $this->output( "...already have unique user_name index.\n" );
531 if ( !$duper->clearDupes() ) {
532 $this->output( "WARNING: This next step will probably fail due to unfixed duplicates...\n" );
534 $this->output( "Adding unique index on user_name... " );
535 $this->applyPatch( 'patch-user_nameindex.sql' );
536 $this->output( "done.\n" );
539 protected function doUserGroupsUpdate() {
540 if ( $this->db->tableExists( 'user_groups' ) ) {
541 $info = $this->db->fieldInfo( 'user_groups', 'ug_group' );
542 if ( $info->type() == 'int' ) {
543 $oldug = $this->db->tableName( 'user_groups' );
544 $newug = $this->db->tableName( 'user_groups_bogus' );
545 $this->output( "user_groups table exists but is in bogus intermediate format. Renaming to $newug... " );
546 $this->db->query( "ALTER TABLE $oldug RENAME TO $newug", __METHOD__ );
547 $this->output( "ok\n" );
549 $this->output( "Re-adding fresh user_groups table... " );
550 $this->applyPatch( 'patch-user_groups.sql' );
551 $this->output( "ok\n" );
553 $this->output( "***\n" );
554 $this->output( "*** WARNING: You will need to manually fix up user permissions in the user_groups\n" );
555 $this->output( "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n" );
556 $this->output( "***\n" );
558 $this->output( "...user_groups table exists and is in current format.\n" );
563 $this->output( "Adding user_groups table... " );
564 $this->applyPatch( 'patch-user_groups.sql' );
565 $this->output( "ok\n" );
567 if ( !$this->db->tableExists( 'user_rights' ) ) {
568 if ( $this->db->fieldExists( 'user', 'user_rights' ) ) {
569 $this->output( "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion..." );
570 $this->db->applyPatch( 'patch-user_rights.sql' );
571 $this->output( "ok\n" );
573 $this->output( "*** WARNING: couldn't locate user_rights table or field for upgrade.\n" );
574 $this->output( "*** You may need to manually configure some sysops by manipulating\n" );
575 $this->output( "*** the user_groups table.\n" );
580 $this->output( "Converting user_rights table to user_groups... " );
581 $result = $this->db->select( 'user_rights',
582 array( 'ur_user', 'ur_rights' ),
583 array( "ur_rights != ''" ),
586 foreach ( $result as $row ) {
587 $groups = array_unique(
589 explode( ',', $row->ur_rights ) ) );
591 foreach ( $groups as $group ) {
592 $this->db->insert( 'user_groups',
594 'ug_user' => $row->ur_user,
595 'ug_group' => $group ),
599 $this->output( "done.\n" );
603 * Make sure wl_notificationtimestamp can be NULL,
604 * and update old broken items.
606 protected function doWatchlistNull() {
607 $info = $this->db->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
608 if ( $info->isNullable() ) {
609 $this->output( "...wl_notificationtimestamp is already nullable.\n" );
613 $this->output( "Making wl_notificationtimestamp nullable... " );
614 $this->applyPatch( 'patch-watchlist-null.sql' );
615 $this->output( "done.\n" );
619 * Set page_random field to a random value where it is equals to 0.
623 protected function doPageRandomUpdate() {
624 $page = $this->db->tableName( 'page' );
625 $this->db->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", __METHOD__ );
626 $rows = $this->db->affectedRows();
629 $this->output( "Set page_random to a random value on $rows rows where it was set to 0\n" );
631 $this->output( "...no page_random rows needed to be set\n" );
635 protected function doTemplatelinksUpdate() {
636 if ( $this->db->tableExists( 'templatelinks' ) ) {
637 $this->output( "...templatelinks table already exists\n" );
641 $this->output( "Creating templatelinks table...\n" );
642 $this->applyPatch( 'patch-templatelinks.sql' );
643 $this->output( "Populating...\n" );
644 if ( wfGetLB()->getServerCount() > 1 ) {
645 // Slow, replication-friendly update
646 $res = $this->db->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
647 array( 'pl_namespace' => NS_TEMPLATE ), __METHOD__ );
649 foreach ( $res as $row ) {
650 $count = ( $count + 1 ) % 100;
652 wfWaitForSlaves( 10 );
654 $this->db->insert( 'templatelinks',
656 'tl_from' => $row->pl_from,
657 'tl_namespace' => $row->pl_namespace,
658 'tl_title' => $row->pl_title,
665 $this->db->insertSelect( 'templatelinks', 'pagelinks',
667 'tl_from' => 'pl_from',
668 'tl_namespace' => 'pl_namespace',
669 'tl_title' => 'pl_title'
675 $this->output( "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n" );
678 protected function doBacklinkingIndicesUpdate() {
679 if ( !$this->indexHasField( 'pagelinks', 'pl_namespace', 'pl_from' ) ||
680 !$this->indexHasField( 'templatelinks', 'tl_namespace', 'tl_from' ) ||
681 !$this->indexHasField( 'imagelinks', 'il_to', 'il_from' ) )
683 $this->applyPatch( 'patch-backlinkindexes.sql' );
684 $this->output( "...backlinking indices updated\n" );
689 * Adding page_restrictions table, obsoleting page.page_restrictions.
690 * Migrating old restrictions to new table
691 * -- Andrew Garrett, January 2007.
693 protected function doRestrictionsUpdate() {
694 if ( $this->db->tableExists( 'page_restrictions' ) ) {
695 $this->output( "...page_restrictions table already exists.\n" );
699 $this->output( "Creating page_restrictions table..." );
700 $this->applyPatch( 'patch-page_restrictions.sql' );
701 $this->applyPatch( 'patch-page_restrictions_sortkey.sql' );
702 $this->output( "done.\n" );
704 $this->output( "Migrating old restrictions to new table...\n" );
705 $task = $this->maintenance->runChild( 'UpdateRestrictions' );
709 protected function doCategorylinksIndicesUpdate() {
710 if ( !$this->indexHasField( 'categorylinks', 'cl_sortkey', 'cl_from' ) ) {
711 $this->applyPatch( 'patch-categorylinksindex.sql' );
712 $this->output( "...categorylinks indices updated\n" );
716 protected function doCategoryPopulation() {
717 if ( $this->updateRowExists( 'populate category' ) ) {
718 $this->output( "...category table already populated.\n" );
723 "Populating category table, printing progress markers. " .
724 "For large databases, you\n" .
725 "may want to hit Ctrl-C and do this manually with maintenance/\n" .
726 "populateCategory.php.\n"
728 $task = $this->maintenance->runChild( 'PopulateCategory' );
730 $this->output( "Done populating category table.\n" );
733 protected function doPopulateParentId() {
734 if ( $this->updateRowExists( 'populate rev_parent_id' ) ) {
735 $this->output( "...rev_parent_id column already populated.\n" );
739 $task = $this->maintenance->runChild( 'PopulateParentId' );
743 protected function doMaybeProfilingMemoryUpdate() {
744 if ( !$this->db->tableExists( 'profiling' ) ) {
746 } elseif ( $this->db->fieldExists( 'profiling', 'pf_memory' ) ) {
747 $this->output( "...profiling table has pf_memory field.\n" );
749 $this->output( "Adding pf_memory field to table profiling..." );
750 $this->applyPatch( 'patch-profiling-memory.sql' );
751 $this->output( "done.\n" );
755 protected function doFilearchiveIndicesUpdate() {
756 $info = $this->db->indexInfo( 'filearchive', 'fa_user_timestamp', __METHOD__ );
758 $this->output( "Updating filearchive indices..." );
759 $this->applyPatch( 'patch-filearchive-user-index.sql' );
760 $this->output( "done.\n" );
764 protected function doUniquePlTlIl() {
765 $info = $this->db->indexInfo( 'pagelinks', 'pl_namespace' );
766 if ( is_array( $info ) && !$info[0]->Non_unique ) {
767 $this->output( "...pl_namespace, tl_namespace, il_to indices are already UNIQUE.\n" );
771 $this->output( "Making pl_namespace, tl_namespace and il_to indices UNIQUE... " );
772 $this->applyPatch( 'patch-pl-tl-il-unique.sql' );
773 $this->output( "done.\n" );
776 protected function renameEuWikiId() {
777 if ( $this->db->fieldExists( 'external_user', 'eu_local_id' ) ) {
778 $this->output( "...eu_wiki_id already renamed to eu_local_id.\n" );
782 $this->output( "Renaming eu_wiki_id -> eu_local_id... " );
783 $this->applyPatch( 'patch-eu_local_id.sql' );
784 $this->output( "done.\n" );
787 protected function doUpdateMimeMinorField() {
788 if ( $this->updateRowExists( 'mime_minor_length' ) ) {
789 $this->output( "...*_mime_minor fields are already long enough.\n" );
793 $this->output( "Altering all *_mime_minor fields to 100 bytes in size ... " );
794 $this->applyPatch( 'patch-mime_minor_length.sql' );
795 $this->output( "done.\n" );
798 protected function doPopulateRevLen() {
799 if ( $this->updateRowExists( 'populate rev_len' ) ) {
800 $this->output( "...rev_len column already populated.\n" );
804 $task = $this->maintenance->runChild( 'PopulateRevisionLength' );
808 protected function doClFieldsUpdate() {
809 if ( $this->updateRowExists( 'cl_fields_update' ) ) {
810 $this->output( "...categorylinks up-to-date.\n" );
814 $this->output( 'Updating categorylinks (again)...' );
815 $this->applyPatch( 'patch-categorylinks-better-collation2.sql' );
816 $this->output( "done.\n" );
819 protected function doLangLinksLengthUpdate() {
820 $langlinks = $this->db->tableName( 'langlinks' );
821 $res = $this->db->query( "SHOW COLUMNS FROM $langlinks LIKE 'll_lang'" );
822 $row = $this->db->fetchObject( $res );
824 if ( $row && $row->Type == "varbinary(10)" ) {
825 $this->output( 'Updating length of ll_lang in langlinks...' );
826 $this->applyPatch( 'patch-langlinks-ll_lang-20.sql' );
827 $this->output( "done.\n" );
829 $this->output( "...ll_lang is up-to-date.\n" );