/**
* Class for handling updates to Postgres databases.
*
- * @todo FIXME: Postgres should use sequential updates like Mysql, Sqlite
- * and everybody else. It never got refactored like it should've. For now,
- * just wrap the old do_postgres_updates() in this class so we can clean up
- * the higher-level stuff.
- *
* @ingroup Deployment
* @since 1.17
*/
class PostgresUpdater extends DatabaseUpdater {
+
+ /**
+ * @todo FIXME: Postgres should use sequential updates like Mysql, Sqlite
+ * and everybody else. It never got refactored like it should've.
+ */
protected function getCoreUpdateList() {
- return array();
+ return array(
+ # beginning
+ array( 'checkPgUser' ),
+
+ # new sequences
+ array( 'addSequence', 'logging_log_id_seq' ),
+ array( 'addSequence', 'page_restrictions_pr_id_seq' ),
+
+ # renamed sequences
+ array( 'renameSequence', 'ipblocks_ipb_id_val', 'ipblocks_ipb_id_seq' ),
+ array( 'renameSequence', 'rev_rev_id_val', 'revision_rev_id_seq' ),
+ array( 'renameSequence', 'text_old_id_val', 'text_old_id_seq' ),
+ array( 'renameSequence', 'category_id_seq', 'category_cat_id_seq' ),
+ array( 'renameSequence', 'rc_rc_id_seq', 'recentchanges_rc_id_seq' ),
+ array( 'renameSequence', 'log_log_id_seq', 'logging_log_id_seq' ),
+ array( 'renameSequence', 'pr_id_val', 'page_restrictions_pr_id_seq' ),
+
+ # new tables
+ array( 'addTable', 'category', 'patch-category.sql' ),
+ array( 'addTable', 'mwuser', 'patch-mwuser.sql' ),
+ array( 'addTable', 'pagecontent', 'patch-pagecontent.sql' ),
+ array( 'addTable', 'querycachetwo', 'patch-querycachetwo.sql' ),
+ array( 'addTable', 'page_props', 'patch-page_props.sql' ),
+ array( 'addTable', 'page_restrictions', 'patch-page_restrictions.sql' ),
+ array( 'addTable', 'profiling', 'patch-profiling.sql' ),
+ array( 'addTable', 'protected_titles', 'patch-protected_titles.sql' ),
+ array( 'addTable', 'redirect', 'patch-redirect.sql' ),
+ array( 'addTable', 'updatelog', 'patch-updatelog.sql' ),
+ array( 'addTable', 'change_tag', 'patch-change_tag.sql' ),
+ array( 'addTable', 'tag_summary', 'patch-change_tag.sql' ),
+ array( 'addTable', 'valid_tag', 'patch-change_tag.sql' ),
+ array( 'addTable', 'user_properties', 'patch-user_properties.sql' ),
+ array( 'addTable', 'log_search', 'patch-log_search.sql' ),
+ array( 'addTable', 'l10n_cache', 'patch-l10n_cache.sql' ),
+ array( 'addTable', 'iwlinks', 'patch-iwlinks.sql' ),
+
+ # Needed before new field
+ array( 'convertArchive2' ),
+
+ # new fields
+ array( 'addPgField', 'archive', 'ar_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'archive', 'ar_len', 'INTEGER' ),
+ array( 'addPgField', 'archive', 'ar_page_id', 'INTEGER' ),
+ array( 'addPgField', 'archive', 'ar_parent_id', 'INTEGER' ),
+ array( 'addPgField', 'image', 'img_sha1', "TEXT NOT NULL DEFAULT ''" ),
+ array( 'addPgField', 'ipblocks', 'ipb_allow_usertalk', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'ipblocks', 'ipb_anon_only', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'ipblocks', 'ipb_by_text', "TEXT NOT NULL DEFAULT ''" ),
+ array( 'addPgField', 'ipblocks', 'ipb_block_email', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'ipblocks', 'ipb_create_account', 'SMALLINT NOT NULL DEFAULT 1' ),
+ array( 'addPgField', 'ipblocks', 'ipb_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'ipblocks', 'ipb_enable_autoblock', 'SMALLINT NOT NULL DEFAULT 1' ),
+ array( 'addPgField', 'filearchive', 'fa_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'logging', 'log_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'logging', 'log_id', "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('logging_log_id_seq')" ),
+ array( 'addPgField', 'logging', 'log_params', 'TEXT' ),
+ array( 'addPgField', 'mwuser', 'user_editcount', 'INTEGER' ),
+ array( 'addPgField', 'mwuser', 'user_hidden', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'mwuser', 'user_newpass_time', 'TIMESTAMPTZ' ),
+ array( 'addPgField', 'oldimage', 'oi_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'oldimage', 'oi_major_mime', "TEXT NOT NULL DEFAULT 'unknown'" ),
+ array( 'addPgField', 'oldimage', 'oi_media_type', 'TEXT' ),
+ array( 'addPgField', 'oldimage', 'oi_metadata', "BYTEA NOT NULL DEFAULT ''" ),
+ array( 'addPgField', 'oldimage', 'oi_minor_mime', "TEXT NOT NULL DEFAULT 'unknown'" ),
+ array( 'addPgField', 'oldimage', 'oi_sha1', "TEXT NOT NULL DEFAULT ''" ),
+ array( 'addPgField', 'page_restrictions', 'pr_id', "INTEGER NOT NULL UNIQUE DEFAULT nextval('page_restrictions_pr_id_seq')" ),
+ array( 'addPgField', 'profiling', 'pf_memory', 'NUMERIC(18,10) NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'recentchanges', 'rc_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'recentchanges', 'rc_log_action', 'TEXT' ),
+ array( 'addPgField', 'recentchanges', 'rc_log_type', 'TEXT' ),
+ array( 'addPgField', 'recentchanges', 'rc_logid', 'INTEGER NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'recentchanges', 'rc_new_len', 'INTEGER' ),
+ array( 'addPgField', 'recentchanges', 'rc_old_len', 'INTEGER' ),
+ array( 'addPgField', 'recentchanges', 'rc_params', 'TEXT' ),
+ array( 'addPgField', 'redirect', 'rd_interwiki', 'TEXT NULL' ),
+ array( 'addPgField', 'redirect', 'rd_fragment', 'TEXT NULL' ),
+ array( 'addPgField', 'revision', 'rev_deleted', 'SMALLINT NOT NULL DEFAULT 0' ),
+ array( 'addPgField', 'revision', 'rev_len', 'INTEGER' ),
+ array( 'addPgField', 'revision', 'rev_parent_id', 'INTEGER DEFAULT NULL' ),
+ array( 'addPgField', 'site_stats', 'ss_active_users', "INTEGER DEFAULT '-1'" ),
+ array( 'addPgField', 'user_newtalk', 'user_last_timestamp', 'TIMESTAMPTZ' ),
+ array( 'addPgField', 'logging', 'log_user_text', "TEXT NOT NULL DEFAULT ''" ),
+ array( 'addPgField', 'logging', 'log_page', 'INTEGER' ),
+ array( 'addPgField', 'interwiki', 'iw_api', "TEXT NOT NULL DEFAULT ''"),
+ array( 'addPgField', 'interwiki', 'iw_wikiid', "TEXT NOT NULL DEFAULT ''"),
+
+ # type changes
+ array( 'changeField', 'archive', 'ar_deleted', 'smallint', '' ),
+ array( 'changeField', 'archive', 'ar_minor_edit', 'smallint', 'ar_minor_edit::smallint DEFAULT 0' ),
+ array( 'changeField', 'filearchive', 'fa_deleted', 'smallint', '' ),
+ array( 'changeField', 'filearchive', 'fa_height', 'integer', '' ),
+ array( 'changeField', 'filearchive', 'fa_metadata', 'bytea', "decode(fa_metadata,'escape')" ),
+ array( 'changeField', 'filearchive', 'fa_size', 'integer', '' ),
+ array( 'changeField', 'filearchive', 'fa_width', 'integer', '' ),
+ array( 'changeField', 'filearchive', 'fa_storage_group', 'text', '' ),
+ array( 'changeField', 'filearchive', 'fa_storage_key', 'text', '' ),
+ array( 'changeField', 'image', 'img_metadata', 'bytea', "decode(img_metadata,'escape')" ),
+ array( 'changeField', 'image', 'img_size', 'integer', '' ),
+ array( 'changeField', 'image', 'img_width', 'integer', '' ),
+ array( 'changeField', 'image', 'img_height', 'integer', '' ),
+ array( 'changeField', 'interwiki', 'iw_local', 'smallint', 'iw_local::smallint DEFAULT 0' ),
+ array( 'changeField', 'interwiki', 'iw_trans', 'smallint', 'iw_trans::smallint DEFAULT 0' ),
+ array( 'changeField', 'ipblocks', 'ipb_auto', 'smallint', 'ipb_auto::smallint DEFAULT 0' ),
+ array( 'changeField', 'ipblocks', 'ipb_anon_only', 'smallint', "CASE WHEN ipb_anon_only=' ' THEN 0 ELSE ipb_anon_only::smallint END DEFAULT 0" ),
+ array( 'changeField', 'ipblocks', 'ipb_create_account', 'smallint', "CASE WHEN ipb_create_account=' ' THEN 0 ELSE ipb_create_account::smallint END DEFAULT 1" ),
+ array( 'changeField', 'ipblocks', 'ipb_enable_autoblock', 'smallint', "CASE WHEN ipb_enable_autoblock=' ' THEN 0 ELSE ipb_enable_autoblock::smallint END DEFAULT 1" ),
+ array( 'changeField', 'ipblocks', 'ipb_block_email', 'smallint', "CASE WHEN ipb_block_email=' ' THEN 0 ELSE ipb_block_email::smallint END DEFAULT 0" ),
+ array( 'changeField', 'ipblocks', 'ipb_address', 'text', 'ipb_address::text' ),
+ array( 'changeField', 'ipblocks', 'ipb_deleted', 'smallint', 'ipb_deleted::smallint DEFAULT 0' ),
+ array( 'changeField', 'math', 'math_inputhash', 'bytea', "decode(math_inputhash,'escape')" ),
+ array( 'changeField', 'math', 'math_outputhash', 'bytea', "decode(math_outputhash,'escape')" ),
+ array( 'changeField', 'mwuser', 'user_token', 'text', '' ),
+ array( 'changeField', 'mwuser', 'user_email_token', 'text', '' ),
+ array( 'changeField', 'objectcache', 'keyname', 'text', '' ),
+ array( 'changeField', 'oldimage', 'oi_height', 'integer', '' ),
+ array( 'changeField', 'oldimage', 'oi_metadata', 'bytea', "decode(img_metadata,'escape')" ),
+ array( 'changeField', 'oldimage', 'oi_size', 'integer', '' ),
+ array( 'changeField', 'oldimage', 'oi_width', 'integer', '' ),
+ array( 'changeField', 'page', 'page_is_redirect', 'smallint', 'page_is_redirect::smallint DEFAULT 0' ),
+ array( 'changeField', 'page', 'page_is_new', 'smallint', 'page_is_new::smallint DEFAULT 0' ),
+ array( 'changeField', 'querycache', 'qc_value', 'integer', '' ),
+ array( 'changeField', 'querycachetwo', 'qcc_value', 'integer', '' ),
+ array( 'changeField', 'recentchanges', 'rc_bot', 'smallint', 'rc_bot::smallint DEFAULT 0' ),
+ array( 'changeField', 'recentchanges', 'rc_deleted', 'smallint', '' ),
+ array( 'changeField', 'recentchanges', 'rc_minor', 'smallint', 'rc_minor::smallint DEFAULT 0' ),
+ array( 'changeField', 'recentchanges', 'rc_new', 'smallint', 'rc_new::smallint DEFAULT 0' ),
+ array( 'changeField', 'recentchanges', 'rc_type', 'smallint', 'rc_type::smallint DEFAULT 0' ),
+ array( 'changeField', 'recentchanges', 'rc_patrolled', 'smallint', 'rc_patrolled::smallint DEFAULT 0' ),
+ array( 'changeField', 'revision', 'rev_deleted', 'smallint', 'rev_deleted::smallint DEFAULT 0' ),
+ array( 'changeField', 'revision', 'rev_minor_edit', 'smallint', 'rev_minor_edit::smallint DEFAULT 0' ),
+ array( 'changeField', 'templatelinks', 'tl_namespace', 'smallint', 'tl_namespace::smallint' ),
+ array( 'changeField', 'user_newtalk', 'user_ip', 'text', 'host(user_ip)' ),
+
+ # null changes
+ array( 'changeNullableField', 'oldimage', 'oi_bits', 'NULL' ),
+ array( 'changeNullableField', 'oldimage', 'oi_timestamp', 'NULL' ),
+ array( 'changeNullableField', 'oldimage', 'oi_major_mime', 'NULL' ),
+ array( 'changeNullableField', 'oldimage', 'oi_minor_mime', 'NULL' ),
+
+ array( 'checkOiDeleted' ),
+
+ # New indexes
+ array( 'addPgIndex', 'archive', 'archive_user_text', '(ar_user_text)' ),
+ array( 'addPgIndex', 'image', 'img_sha1', '(img_sha1)' ),
+ array( 'addPgIndex', 'oldimage', 'oi_sha1', '(oi_sha1)' ),
+ array( 'addPgIndex', 'page', 'page_mediawiki_title', '(page_title) WHERE page_namespace = 8' ),
+ array( 'addPgIndex', 'revision', 'rev_text_id_idx', '(rev_text_id)' ),
+ array( 'addPgIndex', 'recentchanges', 'rc_timestamp_bot', '(rc_timestamp) WHERE rc_bot = 0' ),
+ array( 'addPgIndex', 'templatelinks', 'templatelinks_from', '(tl_from)' ),
+ array( 'addPgIndex', 'watchlist', 'wl_user', '(wl_user)' ),
+ array( 'addPgIndex', 'logging', 'logging_user_type_time', '(log_user, log_type, log_timestamp)' ),
+ array( 'addPgIndex', 'logging', 'logging_page_id_time', '(log_page,log_timestamp)' ),
+ array( 'addPgIndex', 'iwlinks', 'iwl_prefix_title_from', '(iwl_prefix, iwl_title, iwl_from)' ),
+
+ array( 'checkOiNameConstraint' ),
+ array( 'checkPageDeletedTrigger' ),
+ array( 'checkRcCurIdNullable' ),
+ array( 'checkPagelinkUniqueIndex' ),
+ array( 'checkRevUserFkey' ),
+ array( 'checkIpbAdress' ),
+ array( 'checkIwlPrefix' ),
+
+ # All FK columns should be deferred
+ array( 'changeFkeyDeferrable', 'archive', 'ar_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'categorylinks', 'cl_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'externallinks', 'el_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'filearchive', 'fa_deleted_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'filearchive', 'fa_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'image', 'img_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'imagelinks', 'il_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'ipblocks', 'ipb_by', 'mwuser(user_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'ipblocks', 'ipb_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'langlinks', 'll_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'logging', 'log_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'oldimage', 'oi_name', 'image(img_name) ON DELETE CASCADE ON UPDATE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'oldimage', 'oi_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'pagelinks', 'pl_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'page_props', 'pp_page', 'page (page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'page_restrictions', 'pr_page', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'protected_titles', 'pt_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'recentchanges', 'rc_cur_id', 'page(page_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'recentchanges', 'rc_user', 'mwuser(user_id) ON DELETE SET NULL' ),
+ array( 'changeFkeyDeferrable', 'redirect', 'rd_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'revision', 'rev_page', 'page (page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'revision', 'rev_user', 'mwuser(user_id) ON DELETE RESTRICT' ),
+ array( 'changeFkeyDeferrable', 'templatelinks', 'tl_from', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'trackbacks', 'tb_page', 'page(page_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'user_groups', 'ug_user', 'mwuser(user_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'user_newtalk', 'user_id', 'mwuser(user_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'user_properties', 'up_user', 'mwuser(user_id) ON DELETE CASCADE' ),
+ array( 'changeFkeyDeferrable', 'watchlist', 'wl_user', 'mwuser(user_id) ON DELETE CASCADE' ),
+
+ # end
+ array( 'tsearchFixes' ),
+ );
+ }
+
+ protected function getOldGlobalUpdates() {
+ global $wgExtNewTables, $wgExtPGNewFields, $wgExtPGAlteredFields, $wgExtNewIndexes;
+
+ $updates = array();
+
+ # Add missing extension tables
+ foreach ( $wgExtNewTables as $tableRecord ) {
+ $updates[] = array(
+ 'addTable', $tableRecord[0], $tableRecord[1], true
+ );
+ }
+
+ # Add missing extension fields
+ foreach ( $wgExtPGNewFields as $nc ) {
+ $updates[] = array(
+ 'addPgField', $fieldRecord[0], $fieldRecord[1],
+ $fieldRecord[2]
+ );
+ }
+
+ # Change altered columns
+ foreach ( $wgExtPGAlteredFields as $fieldRecord ) {
+ $updates[] = array(
+ 'changeField', $fieldRecord[0], $fieldRecord[1],
+ $fieldRecord[2]
+ );
+ }
+
+ # Add missing extension indexes
+ foreach ( $wgExtNewIndexes as $ni ) {
+ $updates[] = array(
+ 'addPgExtIndex', $fieldRecord[0], $fieldRecord[1],
+ $fieldRecord[2]
+ );
+ }
+
+ return $updates;
+ }
+
+ protected function describeTable( $table ) {
+ global $wgDBmwschema;
+ $q = <<<END
+SELECT attname, attnum FROM pg_namespace, pg_class, pg_attribute
+ WHERE pg_class.relnamespace = pg_namespace.oid
+ AND attrelid=pg_class.oid AND attnum > 0
+ AND relname=%s AND nspname=%s
+END;
+ $res = $this->db->query( sprintf( $q,
+ $this->db->addQuotes( $table ),
+ $this->db->addQuotes( $wgDBmwschema ) ) );
+ if ( !$res ) {
+ return null;
+ }
+
+ $cols = array();
+ while ( $r = $this->db->fetchRow( $res ) ) {
+ $cols[] = array(
+ "name" => $r[0],
+ "ord" => $r[1],
+ );
+ }
+ return $cols;
+ }
+
+ function describeIndex( $idx ) {
+ global $wgDBmwschema;
+
+ // first fetch the key (which is a list of columns ords) and
+ // the table the index applies to (an oid)
+ $q = <<<END
+SELECT indkey, indrelid FROM pg_namespace, pg_class, pg_index
+ WHERE nspname=%s
+ AND pg_class.relnamespace = pg_namespace.oid
+ AND relname=%s
+ AND indexrelid=pg_class.oid
+END;
+ $res = $this->db->query(
+ sprintf(
+ $q,
+ $this->db->addQuotes( $wgDBmwschema ),
+ $this->db->addQuotes( $idx )
+ )
+ );
+ if ( !$res ) {
+ return null;
+ }
+ if ( !( $r = $this->db->fetchRow( $res ) ) ) {
+ return null;
+ }
+
+ $indkey = $r[0];
+ $relid = intval( $r[1] );
+ $indkeys = explode( ' ', $indkey );
+
+ $colnames = array();
+ foreach ( $indkeys as $rid ) {
+ $query = <<<END
+SELECT attname FROM pg_class, pg_attribute
+ WHERE attrelid=$relid
+ AND attnum=%d
+ AND attrelid=pg_class.oid
+END;
+ $r2 = $this->db->query( sprintf( $query, $rid ) );
+ if ( !$r2 ) {
+ return null;
+ }
+ if ( !( $row2 = $this->db->fetchRow( $r2 ) ) ) {
+ return null;
+ }
+ $colnames[] = $row2[0];
+ }
+
+ return $colnames;
+ }
+
+ function fkeyDeltype( $fkey ) {
+ global $wgDBmwschema;
+ $q = <<<END
+SELECT confdeltype FROM pg_constraint, pg_namespace
+ WHERE connamespace=pg_namespace.oid
+ AND nspname=%s
+ AND conname=%s;
+END;
+ $r = $this->db->query(
+ sprintf(
+ $q,
+ $this->db->addQuotes( $wgDBmwschema ),
+ $this->db->addQuotes( $fkey )
+ )
+ );
+ if ( !( $row = $this->db->fetchRow( $r ) ) ) {
+ return null;
+ }
+ return $row[0];
+ }
+
+ function ruleDef( $table, $rule ) {
+ global $wgDBmwschema;
+ $q = <<<END
+SELECT definition FROM pg_rules
+ WHERE schemaname = %s
+ AND tablename = %s
+ AND rulename = %s
+END;
+ $r = $this->db->query(
+ sprintf(
+ $q,
+ $this->db->addQuotes( $wgDBmwschema ),
+ $this->db->addQuotes( $table ),
+ $this->db->addQuotes( $rule )
+ )
+ );
+ $row = $this->db->fetchRow( $r );
+ if ( !$row ) {
+ return null;
+ }
+ $d = $row[0];
+ return $d;
+ }
+
+ protected function addSequence( $ns ) {
+ if ( !$this->db->sequenceExists( $ns ) ) {
+ wfOut( "Creating sequence $ns\n" );
+ $this->db->query( "CREATE SEQUENCE $ns" );
+ }
+ }
+
+ protected function renameSequence( $old, $new ) {
+ if ( $this->db->sequenceExists( $old ) ) {
+ wfOut( "Renaming sequence $old to $new\n" );
+ $this->db->query( "ALTER SEQUENCE $old RENAME TO $new" );
+ }
+ }
+
+ protected function addPgField( $table, $field, $type ) {
+ $fi = $this->db->fieldInfo( $table, $field );
+ if ( !is_null( $fi ) ) {
+ wfOut( "... column \"$table.$field\" already exists\n" );
+ return;
+ } else {
+ wfOut( "Adding column \"$table.$field\"\n" );
+ $this->db->query( "ALTER TABLE $table ADD $field $type" );
+ }
}
- public function doUpdates() {
- do_postgres_updates();
+ protected function changeField( $table, $field, $newtype, $default ) {
+ $fi = $this->db->fieldInfo( $table, $field );
+ if ( is_null( $fi ) ) {
+ wfOut( "... error: expected column $table.$field to exist\n" );
+ exit( 1 );
+ }
+
+ if ( $fi->type() === $newtype )
+ wfOut( "... column \"$table.$field\" is already of type \"$newtype\"\n" );
+ else {
+ wfOut( "Changing column type of \"$table.$field\" from \"{$fi->type()}\" to \"$newtype\"\n" );
+ $sql = "ALTER TABLE $table ALTER $field TYPE $newtype";
+ if ( strlen( $default ) ) {
+ $res = array();
+ if ( preg_match( '/DEFAULT (.+)/', $default, $res ) ) {
+ $sqldef = "ALTER TABLE $table ALTER $field SET DEFAULT $res[1]";
+ $this->db->query( $sqldef );
+ $default = preg_replace( '/\s*DEFAULT .+/', '', $default );
+ }
+ $sql .= " USING $default";
+ }
+ $sql .= ";\nCOMMIT;\n";
+ $this->db->query( $sql );
+ }
+ }
+
+ protected function changeNullableField( $table, $field, $null ) {
+ $fi = $this->db->fieldInfo( $table, $field );
+ if ( is_null( $fi ) ) {
+ wfOut( "... error: expected column $table.$field to exist\n" );
+ exit( 1 );
+ }
+ if ( $fi->nullable() ) {
+ # # It's NULL - does it need to be NOT NULL?
+ if ( 'NOT NULL' === $null ) {
+ wfOut( "Changing \"$table.$field\" to not allow NULLs\n" );
+ $this->db->query( "ALTER TABLE $table ALTER $field SET NOT NULL" );
+ } else {
+ wfOut( "... column \"$table.$field\" is already set as NULL\n" );
+ }
+ } else {
+ # # It's NOT NULL - does it need to be NULL?
+ if ( 'NULL' === $null ) {
+ wfOut( "Changing \"$table.$field\" to allow NULLs\n" );
+ $this->db->query( "ALTER TABLE $table ALTER $field DROP NOT NULL" );
+ }
+ else {
+ wfOut( "... column \"$table.$field\" is already set as NOT NULL\n" );
+ }
+ }
+ }
+
+ public function addPgIndex( $table, $index, $type ) {
+ if ( $this->db->indexExists( $table, $index ) ) {
+ wfOut( "... index \"$index\" on table \"$table\" already exists\n" );
+ } else {
+ wfOut( "Creating index \"$index\" on table \"$table\" $type\n" );
+ $this->db->query( "CREATE INDEX $index ON $table $type" );
+ }
+ }
+
+ public function addPgExtIndex( $table, $index, $type ) {
+ if ( $this->db->indexExists( $table, $ni[1] ) ) {
+ wfOut( "... index \"$index\" on table \"$table\" already exists\n" );
+ } else {
+ wfOut( "Creating index \"$index\" on table \"$table\"\n" );
+ if ( preg_match( '/^\(/', $type ) ) {
+ $this->db->query( "CREATE INDEX $index ON $table $type" );
+ } else {
+ $this->applyPatch( $type, true );
+ }
+ }
+ }
+
+ protected function changeFkeyDeferrable( $table, $field, $clause ) {
+ $fi = $this->db->fieldInfo( $table, $field );
+ if ( is_null( $fi ) ) {
+ wfOut( "WARNING! Column \"$table.$field\" does not exist but it should! Please report this.\n" );
+ return;
+ }
+ if ( $fi->is_deferred() && $fi->is_deferrable() ) {
+ return;
+ }
+ wfOut( "Altering column \"$table.$field\" to be DEFERRABLE INITIALLY DEFERRED\n" );
+ $conname = $fi->conname();
+ $command = "ALTER TABLE $table DROP CONSTRAINT $conname";
+ $this->db->query( $command );
+ $command = "ALTER TABLE $table ADD CONSTRAINT $conname FOREIGN KEY ($field) REFERENCES $clause DEFERRABLE INITIALLY DEFERRED";
+ $this->db->query( $command );
+ }
+
+ /**
+ * Verify that this user is configured correctly
+ */
+ protected function checkPgUser() {
+ global $wgDBmwschema, $wgDBts2schema, $wgDBuser;
+
+ # Just in case their LocalSettings.php does not have this:
+ if ( !isset( $wgDBmwschema ) ) {
+ $wgDBmwschema = 'mediawiki';
+ }
+
+ $safeuser = $this->db->addQuotes( $wgDBuser );
+ $SQL = "SELECT array_to_string(useconfig,'*') FROM pg_catalog.pg_user WHERE usename = $safeuser";
+ $config = pg_fetch_result( $this->db->doQuery( $SQL ), 0, 0 );
+ $conf = array();
+ foreach ( explode( '*', $config ) as $c ) {
+ list( $x, $y ) = explode( '=', $c );
+ $conf[$x] = $y;
+ }
+
+ if ( !array_key_exists( 'search_path', $conf ) ) {
+ $search_path = '';
+ } else {
+ $search_path = $conf['search_path'];
+ }
+
+ if ( strpos( $search_path, $wgDBmwschema ) === false ) {
+ wfOut( "Adding in schema \"$wgDBmwschema\" to search_path for user \"$wgDBuser\"\n" );
+ $search_path = "$wgDBmwschema, $search_path";
+ }
+ if ( strpos( $search_path, $wgDBts2schema ) === false ) {
+ wfOut( "Adding in schema \"$wgDBts2schema\" to search_path for user \"$wgDBuser\"\n" );
+ $search_path = "$search_path, $wgDBts2schema";
+ }
+ $search_path = str_replace( ', ,', ',', $search_path );
+ if ( array_key_exists( 'search_path', $conf ) === false || $search_path != $conf['search_path'] ) {
+ $this->db->doQuery( "ALTER USER $wgDBuser SET search_path = $search_path" );
+ $this->db->doQuery( "SET search_path = $search_path" );
+ } else {
+ $path = $conf['search_path'];
+ wfOut( "... search_path for user \"$wgDBuser\" looks correct ($path)\n" );
+ }
+
+ $goodconf = array(
+ 'client_min_messages' => 'error',
+ 'DateStyle' => 'ISO, YMD',
+ 'TimeZone' => 'GMT'
+ );
+
+ foreach ( $goodconf as $key => $value ) {
+ if ( !array_key_exists( $key, $conf ) or $conf[$key] !== $value ) {
+ wfOut( "Setting $key to '$value' for user \"$wgDBuser\"\n" );
+ $this->db->doQuery( "ALTER USER $wgDBuser SET $key = '$value'" );
+ $this->db->doQuery( "SET $key = '$value'" );
+ } else {
+ wfOut( "... default value of \"$key\" is correctly set to \"$value\" for user \"$wgDBuser\"\n" );
+ }
+ }
+ }
+
+ protected function convertArchive2() {
+ if ( $this->db->tableExists( "archive2" ) ) {
+ wfOut( "Converting \"archive2\" back to normal archive table\n" );
+ if ( $this->db->ruleExists( 'archive', 'archive_insert' ) ) {
+ wfOut( "Dropping rule \"archive_insert\"\n" );
+ $this->db->query( 'DROP RULE archive_insert ON archive' );
+ }
+ if ( $this->db->ruleExists( 'archive', 'archive_delete' ) ) {
+ wfOut( "Dropping rule \"archive_delete\"\n" );
+ $this->db->query( 'DROP RULE archive_delete ON archive' );
+ }
+ $this->db->sourceFile( archive( 'patch-remove-archive2.sql' ) );
+ } else {
+ wfOut( "... obsolete table \"archive2\" does not exist\n" );
+ }
+ }
+
+ protected function checkOiDeleted() {
+ if ( $this->db->fieldInfo( 'oldimage', 'oi_deleted' )->type() !== 'smallint' ) {
+ wfOut( "Changing \"oldimage.oi_deleted\" to type \"smallint\"\n" );
+ $this->db->query( "ALTER TABLE oldimage ALTER oi_deleted DROP DEFAULT" );
+ $this->db->query( "ALTER TABLE oldimage ALTER oi_deleted TYPE SMALLINT USING (oi_deleted::smallint)" );
+ $this->db->query( "ALTER TABLE oldimage ALTER oi_deleted SET DEFAULT 0" );
+ } else {
+ wfOut( "... column \"oldimage.oi_deleted\" is already of type \"smallint\"\n" );
+ }
+ }
+
+ protected function checkOiNameConstraint() {
+ if ( $this->db->hasConstraint( "oldimage_oi_name_fkey_cascaded" ) ) {
+ wfOut( "... table \"oldimage\" has correct cascading delete/update foreign key to image\n" );
+ } else {
+ if ( $this->db->hasConstraint( "oldimage_oi_name_fkey" ) ) {
+ $this->db->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey" );
+ }
+ if ( $this->db->hasConstraint( "oldimage_oi_name_fkey_cascade" ) ) {
+ $this->db->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey_cascade" );
+ }
+ wfOut( "Making foreign key on table \"oldimage\" (to image) a cascade delete/update\n" );
+ $this->db->query( "ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded " .
+ "FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE ON UPDATE CASCADE" );
+ }
+ }
+
+ protected function checkPageDeletedTrigger() {
+ if ( !$this->db->triggerExists( 'page', 'page_deleted' ) ) {
+ wfOut( "Adding function and trigger \"page_deleted\" to table \"page\"\n" );
+ $this->applyPatch( 'patch-page_deleted.sql' );
+ } else {
+ wfOut( "... table \"page\" has \"page_deleted\" trigger\n" );
+ }
+ }
+
+ protected function checkRcCurIdNullable(){
+ $fi = $this->db->fieldInfo( 'recentchanges', 'rc_cur_id' );
+ if ( !$fi->nullable() ) {
+ wfOut( "Removing NOT NULL constraint from \"recentchanges.rc_cur_id\"\n" );
+ $this->applyPatch( 'patch-rc_cur_id-not-null.sql' );
+ } else {
+ wfOut( "... column \"recentchanges.rc_cur_id\" has a NOT NULL constraint\n" );
+ }
+ }
+
+ protected function checkPagelinkUniqueIndex() {
+ $pu = $this->describeIndex( 'pagelink_unique' );
+ if ( !is_null( $pu ) && ( $pu[0] != 'pl_from' || $pu[1] != 'pl_namespace' || $pu[2] != 'pl_title' ) ) {
+ wfOut( "Dropping obsolete version of index \"pagelink_unique index\"\n" );
+ $this->db->query( 'DROP INDEX pagelink_unique' );
+ $pu = null;
+ } else {
+ wfOut( "... obsolete version of index \"pagelink_unique index\" does not exist\n" );
+ }
+
+ if ( is_null( $pu ) ) {
+ wfOut( "Creating index \"pagelink_unique index\"\n" );
+ $this->db->query( 'CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title)' );
+ } else {
+ wfOut( "... index \"pagelink_unique_index\" already exists\n" );
+ }
+ }
+
+ protected function checkRevUserFkey() {
+ if ( $this->fkeyDeltype( 'revision_rev_user_fkey' ) == 'r' ) {
+ wfOut( "... constraint \"revision_rev_user_fkey\" is ON DELETE RESTRICT\n" );
+ } else {
+ wfOut( "Changing constraint \"revision_rev_user_fkey\" to ON DELETE RESTRICT\n" );
+ $this->applyPatch( 'patch-revision_rev_user_fkey.sql' );
+ }
+ }
+
+ protected function checkIpbAdress() {
+ if ( $this->db->indexExists( 'ipblocks', 'ipb_address' ) ) {
+ wfOut( "Removing deprecated index 'ipb_address'...\n" );
+ $this->db->query( 'DROP INDEX ipb_address' );
+ }
+ if ( $this->db->indexExists( 'ipblocks', 'ipb_address_unique' ) ) {
+ wfOut( "... have ipb_address_unique\n" );
+ } else {
+ wfOut( "Adding ipb_address_unique index\n" );
+ $this->applyPatch( 'patch-ipb_address_unique.sql' );
+ }
+ }
+
+ protected function checkIwlPrefix() {
+ if ( $this->db->indexExists( 'iwlinks', 'iwl_prefix' ) ) {
+ wfOut( "Replacing index 'iwl_prefix' with 'iwl_prefix_from_title'...\n" );
+ $this->applyPatch( 'patch-rename-iwl_prefix.sql' );
+ }
+ }
+
+ protected function tsearchFixes() {
+ # Tweak the page_title tsearch2 trigger to filter out slashes
+ # This is create or replace, so harmless to call if not needed
+ $this->applyPatch( 'patch-ts2pagetitle.sql' );
+
+ # # If the server is 8.3 or higher, rewrite the tsearch2 triggers
+ # # in case they have the old 'default' versions
+ # Gather version numbers in case we need them
+ if ( $this->db->getServerVersion() >= 8.3 ) {
+ $this->applyPatch( 'patch-tsearch2funcs.sql' );
+ }
}
}
}
}
+function do_all_updates( $shared = false, $purge = true ) {
+ global $wgDatabase, $wgDBtype;
+
+ $updater = DatabaseUpdater::newForDb( $wgDatabase, $shared );
+
+ wfRunHooks( 'LoadExtensionSchemaUpdates', array( &$updater ) );
+
+ $updater->doUpdates();
+
+ if ( !defined( 'MW_NO_SETUP' ) ) {
+ define( 'MW_NO_SETUP', true );
+ }
+
+ foreach( $updater->getPostDatabaseUpdateMaintenance() as $maint ) {
+ call_user_func_array( array( new $maint, 'execute' ), array() );
+ }
+
+ if ( $wgDBtype === 'postgres' ) {
+ return;
+ }
+
+ do_stats_init();
+
+ if ( $purge ) {
+ purge_cache();
+ }
+}
+
+function archive( $name ) {
+ global $wgDBtype, $IP;
+ if ( file_exists( "$IP/maintenance/$wgDBtype/archives/$name" ) ) {
+ return "$IP/maintenance/$wgDBtype/archives/$name";
+ } else {
+ return "$IP/maintenance/archives/$name";
+ }
+}
+
function do_interwiki_update() {
# Check that interwiki table exists; if it doesn't source it
global $wgDatabase, $IP;
wfOut( "done.\n" );
}
-function do_all_updates( $shared = false, $purge = true ) {
- global $wgDatabase, $wgDBtype;
-
- $updater = DatabaseUpdater::newForDb( $wgDatabase, $shared );
-
- wfRunHooks( 'LoadExtensionSchemaUpdates', array( &$updater ) );
-
- $updater->doUpdates();
-
- if ( !defined( 'MW_NO_SETUP' ) ) {
- define( 'MW_NO_SETUP', true );
- }
-
- foreach( $updater->getPostDatabaseUpdateMaintenance() as $maint ) {
- call_user_func_array( array( new $maint, 'execute' ), array() );
- }
-
- if ( $wgDBtype === 'postgres' ) {
- return;
- }
-
- do_stats_init();
-
- if ( $purge ) {
- purge_cache();
- }
-}
-
-function archive( $name ) {
- global $wgDBtype, $IP;
- if ( file_exists( "$IP/maintenance/$wgDBtype/archives/$name" ) ) {
- return "$IP/maintenance/$wgDBtype/archives/$name";
- } else {
- return "$IP/maintenance/archives/$name";
- }
-}
-
function do_restrictions_update() {
# Adding page_restrictions table, obsoleting page.page_restrictions.
# Migrating old restrictions to new table
wfOut( "ok\n" );
}
}
-
-/***********************************************************************
- * Start PG stuff
- * TODO: merge with above
- ***********************************************************************/
-
-function pg_describe_table( $table ) {
- global $wgDatabase, $wgDBmwschema;
- $q = <<<END
-SELECT attname, attnum FROM pg_namespace, pg_class, pg_attribute
- WHERE pg_class.relnamespace = pg_namespace.oid
- AND attrelid=pg_class.oid AND attnum > 0
- AND relname=%s AND nspname=%s
-END;
- $res = $wgDatabase->query( sprintf( $q,
- $wgDatabase->addQuotes( $table ),
- $wgDatabase->addQuotes( $wgDBmwschema ) ) );
- if ( !$res ) {
- return null;
- }
-
- $cols = array();
- while ( $r = $wgDatabase->fetchRow( $res ) ) {
- $cols[] = array(
- "name" => $r[0],
- "ord" => $r[1],
- );
- }
- return $cols;
-}
-
-function pg_describe_index( $idx ) {
- global $wgDatabase, $wgDBmwschema;
-
- // first fetch the key (which is a list of columns ords) and
- // the table the index applies to (an oid)
- $q = <<<END
-SELECT indkey, indrelid FROM pg_namespace, pg_class, pg_index
- WHERE nspname=%s
- AND pg_class.relnamespace = pg_namespace.oid
- AND relname=%s
- AND indexrelid=pg_class.oid
-END;
- $res = $wgDatabase->query( sprintf( $q,
- $wgDatabase->addQuotes( $wgDBmwschema ),
- $wgDatabase->addQuotes( $idx ) ) );
- if ( !$res ) {
- return null;
- }
- if ( !( $r = $wgDatabase->fetchRow( $res ) ) ) {
- return null;
- }
-
- $indkey = $r[0];
- $relid = intval( $r[1] );
- $indkeys = explode( " ", $indkey );
-
- $colnames = array();
- foreach ( $indkeys as $rid ) {
- $query = <<<END
-SELECT attname FROM pg_class, pg_attribute
- WHERE attrelid=$relid
- AND attnum=%d
- AND attrelid=pg_class.oid
-END;
- $r2 = $wgDatabase->query( sprintf( $query, $rid ) );
- if ( !$r2 ) {
- return null;
- }
- if ( !( $row2 = $wgDatabase->fetchRow( $r2 ) ) ) {
- return null;
- }
- $colnames[] = $row2[0];
- }
-
- return $colnames;
-}
-
-function pg_index_exists( $table, $index ) {
- global $wgDatabase, $wgDBmwschema;
- $exists = $wgDatabase->selectField( "pg_indexes", "indexname",
- array( "indexname" => $index,
- "tablename" => $table,
- "schemaname" => $wgDBmwschema ) );
- return $exists === $index;
-}
-
-function pg_fkey_deltype( $fkey ) {
- global $wgDatabase, $wgDBmwschema;
- $q = <<<END
-SELECT confdeltype FROM pg_constraint, pg_namespace
- WHERE connamespace=pg_namespace.oid
- AND nspname=%s
- AND conname=%s;
-END;
- $r = $wgDatabase->query( sprintf( $q,
- $wgDatabase->addQuotes( $wgDBmwschema ),
- $wgDatabase->addQuotes( $fkey ) ) );
- if ( !( $row = $wgDatabase->fetchRow( $r ) ) ) {
- return null;
- }
- return $row[0];
-}
-
-function pg_rule_def( $table, $rule ) {
- global $wgDatabase, $wgDBmwschema;
- $q = <<<END
-SELECT definition FROM pg_rules
- WHERE schemaname = %s
- AND tablename = %s
- AND rulename = %s
-END;
- $r = $wgDatabase->query( sprintf( $q,
- $wgDatabase->addQuotes( $wgDBmwschema ),
- $wgDatabase->addQuotes( $table ),
- $wgDatabase->addQuotes( $rule ) ) );
- $row = $wgDatabase->fetchRow( $r );
- if ( !$row ) {
- return null;
- }
- $d = $row[0];
- return $d;
-}
-
-function do_postgres_updates() {
- global $wgDatabase, $wgDBmwschema, $wgDBts2schema, $wgDBuser;
-
- # Gather version numbers in case we need them
- $numver = $wgDatabase->getServerVersion();
-
- # Just in case their LocalSettings.php does not have this:
- if ( !isset( $wgDBmwschema ) ) {
- $wgDBmwschema = 'mediawiki';
- }
-
- # Verify that this user is configured correctly
- $safeuser = $wgDatabase->addQuotes( $wgDBuser );
- $SQL = "SELECT array_to_string(useconfig,'*') FROM pg_catalog.pg_user WHERE usename = $safeuser";
- $config = pg_fetch_result( $wgDatabase->doQuery( $SQL ), 0, 0 );
- $conf = array();
- foreach ( explode( '*', $config ) as $c ) {
- list( $x, $y ) = explode( '=', $c );
- $conf[$x] = $y;
- }
- if ( !array_key_exists( 'search_path', $conf ) ) {
- $search_path = '';
- } else {
- $search_path = $conf['search_path'];
- }
- if ( strpos( $search_path, $wgDBmwschema ) === false ) {
- wfOut( "Adding in schema \"$wgDBmwschema\" to search_path for user \"$wgDBuser\"\n" );
- $search_path = "$wgDBmwschema, $search_path";
- }
- if ( strpos( $search_path, $wgDBts2schema ) === false ) {
- wfOut( "Adding in schema \"$wgDBts2schema\" to search_path for user \"$wgDBuser\"\n" );
- $search_path = "$search_path, $wgDBts2schema";
- }
- $search_path = str_replace( ', ,', ',', $search_path );
- if ( array_key_exists( 'search_path', $conf ) === false || $search_path != $conf['search_path'] ) {
- $wgDatabase->doQuery( "ALTER USER $wgDBuser SET search_path = $search_path" );
- $wgDatabase->doQuery( "SET search_path = $search_path" );
- } else {
- $path = $conf['search_path'];
- wfOut( "... search_path for user \"$wgDBuser\" looks correct ($path)\n" );
- }
- $goodconf = array(
- 'client_min_messages' => 'error',
- 'DateStyle' => 'ISO, YMD',
- 'TimeZone' => 'GMT'
- );
- foreach ( array_keys( $goodconf ) AS $key ) {
- $value = $goodconf[$key];
- if ( !array_key_exists( $key, $conf ) or $conf[$key] !== $value ) {
- wfOut( "Setting $key to '$value' for user \"$wgDBuser\"\n" );
- $wgDatabase->doQuery( "ALTER USER $wgDBuser SET $key = '$value'" );
- $wgDatabase->doQuery( "SET $key = '$value'" );
- } else {
- wfOut( "... default value of \"$key\" is correctly set to \"$value\" for user \"$wgDBuser\"\n" );
- }
- }
-
- $newsequences = array(
- "logging_log_id_seq",
- "page_restrictions_pr_id_seq",
- );
-
- $renamed_sequences = array(
- array('ipblocks_ipb_id_val', 'ipblocks_ipb_id_seq'),
- array('rev_rev_id_val', 'revision_rev_id_seq'),
- array('text_old_id_val', 'text_old_id_seq'),
- array('category_id_seq', 'category_cat_id_seq'),
- array('rc_rc_id_seq', 'recentchanges_rc_id_seq'),
- array('log_log_id_seq', 'logging_log_id_seq'),
- array('pr_id_val', 'page_restrictions_pr_id_seq'),
- );
-
- $newtables = array(
- array( "category", "patch-category.sql" ),
- array( "mwuser", "patch-mwuser.sql" ),
- array( "pagecontent", "patch-pagecontent.sql" ),
- array( "querycachetwo", "patch-querycachetwo.sql" ),
- array( "page_props", "patch-page_props.sql" ),
- array( "page_restrictions", "patch-page_restrictions.sql" ),
- array( "profiling", "patch-profiling.sql" ),
- array( "protected_titles", "patch-protected_titles.sql" ),
- array( "redirect", "patch-redirect.sql" ),
- array( "updatelog", "patch-updatelog.sql" ),
- array( 'change_tag', 'patch-change_tag.sql' ),
- array( 'tag_summary', 'patch-change_tag.sql' ),
- array( 'valid_tag', 'patch-change_tag.sql' ),
- array( 'user_properties', 'patch-user_properties.sql' ),
- array( 'log_search', 'patch-log_search.sql' ),
- array( 'l10n_cache', 'patch-l10n_cache.sql' ),
- array( 'iwlinks', 'patch-iwlinks.sql' ),
- );
-
- $newcols = array(
- array( "archive", "ar_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "archive", "ar_len", "INTEGER" ),
- array( "archive", "ar_page_id", "INTEGER" ),
- array( "archive", "ar_parent_id", "INTEGER" ),
- array( "image", "img_sha1", "TEXT NOT NULL DEFAULT ''" ),
- array( "ipblocks", "ipb_allow_usertalk", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "ipblocks", "ipb_anon_only", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "ipblocks", "ipb_by_text", "TEXT NOT NULL DEFAULT ''" ),
- array( "ipblocks", "ipb_block_email", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "ipblocks", "ipb_create_account", "SMALLINT NOT NULL DEFAULT 1" ),
- array( "ipblocks", "ipb_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "ipblocks", "ipb_enable_autoblock", "SMALLINT NOT NULL DEFAULT 1" ),
- array( "filearchive", "fa_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "logging", "log_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "logging", "log_id", "INTEGER NOT NULL PRIMARY KEY DEFAULT nextval('logging_log_id_seq')" ),
- array( "logging", "log_params", "TEXT" ),
- array( "mwuser", "user_editcount", "INTEGER" ),
- array( "mwuser", "user_hidden", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "mwuser", "user_newpass_time", "TIMESTAMPTZ" ),
- array( "oldimage", "oi_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "oldimage", "oi_major_mime", "TEXT NOT NULL DEFAULT 'unknown'" ),
- array( "oldimage", "oi_media_type", "TEXT" ),
- array( "oldimage", "oi_metadata", "BYTEA NOT NULL DEFAULT ''" ),
- array( "oldimage", "oi_minor_mime", "TEXT NOT NULL DEFAULT 'unknown'" ),
- array( "oldimage", "oi_sha1", "TEXT NOT NULL DEFAULT ''" ),
- array( "page_restrictions", "pr_id", "INTEGER NOT NULL UNIQUE DEFAULT nextval('page_restrictions_pr_id_val')" ),
- array( "profiling", "pf_memory", "NUMERIC(18,10) NOT NULL DEFAULT 0" ),
- array( "recentchanges", "rc_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "recentchanges", "rc_log_action", "TEXT" ),
- array( "recentchanges", "rc_log_type", "TEXT" ),
- array( "recentchanges", "rc_logid", "INTEGER NOT NULL DEFAULT 0" ),
- array( "recentchanges", "rc_new_len", "INTEGER" ),
- array( "recentchanges", "rc_old_len", "INTEGER" ),
- array( "recentchanges", "rc_params", "TEXT" ),
- array( "redirect", "rd_interwiki", "TEXT NULL" ),
- array( "redirect", "rd_fragment", "TEXT NULL" ),
- array( "revision", "rev_deleted", "SMALLINT NOT NULL DEFAULT 0" ),
- array( "revision", "rev_len", "INTEGER" ),
- array( "revision", "rev_parent_id", "INTEGER DEFAULT NULL" ),
- array( "site_stats", "ss_active_users", "INTEGER DEFAULT '-1'" ),
- array( "user_newtalk", "user_last_timestamp", "TIMESTAMPTZ" ),
- array( "logging", "log_user_text", "TEXT NOT NULL DEFAULT ''" ),
- array( "logging", "log_page", "INTEGER" ),
- array( "interwiki", "iw_api", "TEXT NOT NULL DEFAULT ''"),
- array( "interwiki", "iw_wikiid", "TEXT NOT NULL DEFAULT ''"),
- );
-
-
- # table, column, desired type, USING clause if needed (with new default if needed)
- $typechanges = array(
- array( "archive", "ar_deleted", "smallint", "" ),
- array( "archive", "ar_minor_edit", "smallint", "ar_minor_edit::smallint DEFAULT 0" ),
- array( "filearchive", "fa_deleted", "smallint", "" ),
- array( "filearchive", "fa_height", "integer", "" ),
- array( "filearchive", "fa_metadata", "bytea", "decode(fa_metadata,'escape')" ),
- array( "filearchive", "fa_size", "integer", "" ),
- array( "filearchive", "fa_width", "integer", "" ),
- array( "filearchive", "fa_storage_group", "text", "" ),
- array( "filearchive", "fa_storage_key", "text", "" ),
- array( "image", "img_metadata", "bytea", "decode(img_metadata,'escape')" ),
- array( "image", "img_size", "integer", "" ),
- array( "image", "img_width", "integer", "" ),
- array( "image", "img_height", "integer", "" ),
- array( "interwiki", "iw_local", "smallint", "iw_local::smallint DEFAULT 0" ),
- array( "interwiki", "iw_trans", "smallint", "iw_trans::smallint DEFAULT 0" ),
- array( "ipblocks", "ipb_auto", "smallint", "ipb_auto::smallint DEFAULT 0" ),
- array( "ipblocks", "ipb_anon_only", "smallint", "CASE WHEN ipb_anon_only=' ' THEN 0 ELSE ipb_anon_only::smallint END DEFAULT 0" ),
- array( "ipblocks", "ipb_create_account", "smallint", "CASE WHEN ipb_create_account=' ' THEN 0 ELSE ipb_create_account::smallint END DEFAULT 1" ),
- array( "ipblocks", "ipb_enable_autoblock", "smallint", "CASE WHEN ipb_enable_autoblock=' ' THEN 0 ELSE ipb_enable_autoblock::smallint END DEFAULT 1" ),
- array( "ipblocks", "ipb_block_email", "smallint", "CASE WHEN ipb_block_email=' ' THEN 0 ELSE ipb_block_email::smallint END DEFAULT 0" ),
- array( "ipblocks", "ipb_address", "text", "ipb_address::text" ),
- array( "ipblocks", "ipb_deleted", "smallint", "ipb_deleted::smallint DEFAULT 0" ),
- array( "math", "math_inputhash", "bytea", "decode(math_inputhash,'escape')" ),
- array( "math", "math_outputhash", "bytea", "decode(math_outputhash,'escape')" ),
- array( "mwuser", "user_token", "text", "" ),
- array( "mwuser", "user_email_token", "text", "" ),
- array( "objectcache", "keyname", "text", "" ),
- array( "oldimage", "oi_height", "integer", "" ),
- array( "oldimage", "oi_metadata", "bytea", "decode(img_metadata,'escape')" ),
- array( "oldimage", "oi_size", "integer", "" ),
- array( "oldimage", "oi_width", "integer", "" ),
- array( "page", "page_is_redirect", "smallint", "page_is_redirect::smallint DEFAULT 0" ),
- array( "page", "page_is_new", "smallint", "page_is_new::smallint DEFAULT 0" ),
- array( "querycache", "qc_value", "integer", "" ),
- array( "querycachetwo", "qcc_value", "integer", "" ),
- array( "recentchanges", "rc_bot", "smallint", "rc_bot::smallint DEFAULT 0" ),
- array( "recentchanges", "rc_deleted", "smallint", "" ),
- array( "recentchanges", "rc_minor", "smallint", "rc_minor::smallint DEFAULT 0" ),
- array( "recentchanges", "rc_new", "smallint", "rc_new::smallint DEFAULT 0" ),
- array( "recentchanges", "rc_type", "smallint", "rc_type::smallint DEFAULT 0" ),
- array( "recentchanges", "rc_patrolled", "smallint", "rc_patrolled::smallint DEFAULT 0" ),
- array( "revision", "rev_deleted", "smallint", "rev_deleted::smallint DEFAULT 0" ),
- array( "revision", "rev_minor_edit", "smallint", "rev_minor_edit::smallint DEFAULT 0" ),
- array( "templatelinks", "tl_namespace", "smallint", "tl_namespace::smallint" ),
- array( "user_newtalk", "user_ip", "text", "host(user_ip)" ),
- );
-
- # table, column, nullability
- $nullchanges = array(
- array( "oldimage", "oi_bits", "NULL" ),
- array( "oldimage", "oi_timestamp", "NULL" ),
- array( "oldimage", "oi_major_mime", "NULL" ),
- array( "oldimage", "oi_minor_mime", "NULL" ),
- );
-
- $newindexes = array(
- array( "archive", "archive_user_text", "(ar_user_text)" ),
- array( "image", "img_sha1", "(img_sha1)" ),
- array( "oldimage", "oi_sha1", "(oi_sha1)" ),
- array( "page", "page_mediawiki_title", "(page_title) WHERE page_namespace = 8" ),
- array( "revision", "rev_text_id_idx", "(rev_text_id)" ),
- array( "recentchanges", "rc_timestamp_bot", "(rc_timestamp) WHERE rc_bot = 0" ),
- array( "templatelinks", "templatelinks_from", "(tl_from)" ),
- array( "watchlist", "wl_user", "(wl_user)" ),
- array( "logging", "logging_user_type_time", "(log_user, log_type, log_timestamp)" ),
- array( "logging", "logging_page_id_time", "(log_page,log_timestamp)" ),
- array( "iwlinks", "iwl_prefix_title_from", "(iwl_prefix, iwl_title, iwl_from)" ),
- );
-
- $newrules = array(
- );
-
- # # All FK columns should be deferred
- $deferredcols = array(
- array( "archive", "ar_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "categorylinks", "cl_from", "page(page_id) ON DELETE CASCADE" ),
- array( "externallinks", "el_from", "page(page_id) ON DELETE CASCADE" ),
- array( "filearchive", "fa_deleted_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "filearchive", "fa_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "image", "img_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "imagelinks", "il_from", "page(page_id) ON DELETE CASCADE" ),
- array( "ipblocks", "ipb_by", "mwuser(user_id) ON DELETE CASCADE" ),
- array( "ipblocks", "ipb_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "langlinks", "ll_from", "page(page_id) ON DELETE CASCADE" ),
- array( "logging", "log_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "oldimage", "oi_name", "image(img_name) ON DELETE CASCADE ON UPDATE CASCADE" ),
- array( "oldimage", "oi_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "pagelinks", "pl_from", "page(page_id) ON DELETE CASCADE" ),
- array( "page_props", "pp_page", "page (page_id) ON DELETE CASCADE" ),
- array( "page_restrictions", "pr_page", "page(page_id) ON DELETE CASCADE" ),
- array( "protected_titles", "pt_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "recentchanges", "rc_cur_id", "page(page_id) ON DELETE SET NULL" ),
- array( "recentchanges", "rc_user", "mwuser(user_id) ON DELETE SET NULL" ),
- array( "redirect", "rd_from", "page(page_id) ON DELETE CASCADE" ),
- array( "revision", "rev_page", "page (page_id) ON DELETE CASCADE" ),
- array( "revision", "rev_user", "mwuser(user_id) ON DELETE RESTRICT" ),
- array( "templatelinks", "tl_from", "page(page_id) ON DELETE CASCADE" ),
- array( "trackbacks", "tb_page", "page(page_id) ON DELETE CASCADE" ),
- array( "user_groups", "ug_user", "mwuser(user_id) ON DELETE CASCADE" ),
- array( "user_newtalk", "user_id", "mwuser(user_id) ON DELETE CASCADE" ),
- array( "user_properties", "up_user", "mwuser(user_id) ON DELETE CASCADE" ),
- array( "watchlist", "wl_user", "mwuser(user_id) ON DELETE CASCADE" ),
- );
-
- # Create new sequences
- foreach ( $newsequences as $ns ) {
- if ( ! $wgDatabase->sequenceExists( $ns ) ) {
- wfOut( "Creating sequence $ns\n" );
- $wgDatabase->query( "CREATE SEQUENCE $ns" );
- }
- }
-
- # Rename sequences
- foreach ( $renamed_sequences as $ren ) {
- if ( $wgDatabase->sequenceExists( $ren[0] ) ) {
- wfOut( "Renaming sequence $ren[0] to $ren[1]\n" );
- $wgDatabase->query( "ALTER SEQUENCE $ren[0] RENAME TO $ren[1]" );
- }
- }
-
- # Create new tables
- foreach ( $newtables as $nt ) {
- if ( $wgDatabase->tableExists( $nt[0] ) ) {
- wfOut( "... table \"$nt[0]\" already exists\n" );
- continue;
- }
-
- wfOut( "Creating table \"$nt[0]\"\n" );
- $wgDatabase->sourceFile( archive( $nt[1] ) );
- }
-
- # Needed before newcols
- if ( $wgDatabase->tableExists( "archive2" ) ) {
- wfOut( "Converting \"archive2\" back to normal archive table\n" );
- if ( $wgDatabase->ruleExists( "archive", "archive_insert" ) ) {
- wfOut( "Dropping rule \"archive_insert\"\n" );
- $wgDatabase->query( "DROP RULE archive_insert ON archive" );
- }
- if ( $wgDatabase->ruleExists( "archive", "archive_delete" ) ) {
- wfOut( "Dropping rule \"archive_delete\"\n" );
- $wgDatabase->query( "DROP RULE archive_delete ON archive" );
- }
- $wgDatabase->sourceFile( archive( "patch-remove-archive2.sql" ) );
- }
- else
- wfOut( "... obsolete table \"archive2\" does not exist\n" );
-
- foreach ( $newcols as $nc ) {
- $fi = $wgDatabase->fieldInfo( $nc[0], $nc[1] );
- if ( !is_null( $fi ) ) {
- wfOut( "... column \"$nc[0].$nc[1]\" already exists\n" );
- continue;
- }
-
- wfOut( "Adding column \"$nc[0].$nc[1]\"\n" );
- $wgDatabase->query( "ALTER TABLE $nc[0] ADD $nc[1] $nc[2]" );
- }
-
- foreach ( $typechanges as $tc ) {
- $fi = $wgDatabase->fieldInfo( $tc[0], $tc[1] );
- if ( is_null( $fi ) ) {
- wfOut( "... error: expected column $tc[0].$tc[1] to exist\n" );
- exit( 1 );
- }
-
- if ( $fi->type() === $tc[2] )
- wfOut( "... column \"$tc[0].$tc[1]\" is already of type \"$tc[2]\"\n" );
- else {
- wfOut( "Changing column type of \"$tc[0].$tc[1]\" from \"{$fi->type()}\" to \"$tc[2]\"\n" );
- $sql = "ALTER TABLE $tc[0] ALTER $tc[1] TYPE $tc[2]";
- if ( strlen( $tc[3] ) ) {
- $default = array();
- if ( preg_match( '/DEFAULT (.+)/', $tc[3], $default ) ) {
- $sqldef = "ALTER TABLE $tc[0] ALTER $tc[1] SET DEFAULT $default[1]";
- $wgDatabase->query( $sqldef );
- $tc[3] = preg_replace( '/\s*DEFAULT .+/', '', $tc[3] );
- }
- $sql .= " USING $tc[3]";
- }
- $sql .= ";\nCOMMIT;\n";
- $wgDatabase->query( $sql );
- }
- }
-
- foreach ( $nullchanges as $nc ) {
- $fi = $wgDatabase->fieldInfo( $nc[0], $nc[1] );
- if ( is_null( $fi ) ) {
- wfOut( "... error: expected column $nc[0].$nc[1] to exist\n" );
- exit( 1 );
- }
- if ( $fi->nullable() ) {
- # # It's NULL - does it need to be NOT NULL?
- if ( 'NOT NULL' === $nc[2] ) {
- wfOut( "Changing \"$nc[0].$nc[1]\" to not allow NULLs\n" );
- $wgDatabase->query( "ALTER TABLE $nc[0] ALTER $nc[1] SET NOT NULL" );
- } else {
- wfOut( "... column \"$nc[0].$nc[1]\" is already set as NULL\n" );
- }
- } else {
- # # It's NOT NULL - does it need to be NULL?
- if ( 'NULL' === $nc[2] ) {
- wfOut( "Changing \"$nc[0].$nc[1]\" to allow NULLs\n" );
- $wgDatabase->query( "ALTER TABLE $nc[0] ALTER $nc[1] DROP NOT NULL" );
- }
- else {
- wfOut( "... column \"$nc[0].$nc[1]\" is already set as NOT NULL\n" );
- }
- }
- }
-
- if ( $wgDatabase->fieldInfo( 'oldimage', 'oi_deleted' )->type() !== 'smallint' ) {
- wfOut( "Changing \"oldimage.oi_deleted\" to type \"smallint\"\n" );
- $wgDatabase->query( "ALTER TABLE oldimage ALTER oi_deleted DROP DEFAULT" );
- $wgDatabase->query( "ALTER TABLE oldimage ALTER oi_deleted TYPE SMALLINT USING (oi_deleted::smallint)" );
- $wgDatabase->query( "ALTER TABLE oldimage ALTER oi_deleted SET DEFAULT 0" );
- } else {
- wfOut( "... column \"oldimage.oi_deleted\" is already of type \"smallint\"\n" );
- }
-
- foreach ( $newindexes as $ni ) {
- if ( pg_index_exists( $ni[0], $ni[1] ) ) {
- wfOut( "... index \"$ni[1]\" on table \"$ni[0]\" already exists\n" );
- continue;
- }
- wfOut( "Creating index \"$ni[1]\" on table \"$ni[0]\" $ni[2]\n" );
- $wgDatabase->query( "CREATE INDEX $ni[1] ON $ni[0] $ni[2]" );
- }
-
- foreach ( $newrules as $nr ) {
- if ( $wgDatabase->ruleExists( $nr[0], $nr[1] ) ) {
- wfOut( "... rule \"$nr[1]\" on table \"$nr[0]\" already exists\n" );
- continue;
- }
- wfOut( "Adding rule \"$nr[1]\" to table \"$nr[0]\"\n" );
- $wgDatabase->sourceFile( archive( $nr[2] ) );
- }
-
- if ( $wgDatabase->hasConstraint( "oldimage_oi_name_fkey_cascaded" ) ) {
- wfOut( "... table \"oldimage\" has correct cascading delete/update foreign key to image\n" );
- } else {
- if ( $wgDatabase->hasConstraint( "oldimage_oi_name_fkey" ) ) {
- $wgDatabase->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey" );
- }
- if ( $wgDatabase->hasConstraint( "oldimage_oi_name_fkey_cascade" ) ) {
- $wgDatabase->query( "ALTER TABLE oldimage DROP CONSTRAINT oldimage_oi_name_fkey_cascade" );
- }
- wfOut( "Making foreign key on table \"oldimage\" (to image) a cascade delete/update\n" );
- $wgDatabase->query( "ALTER TABLE oldimage ADD CONSTRAINT oldimage_oi_name_fkey_cascaded " .
- "FOREIGN KEY (oi_name) REFERENCES image(img_name) ON DELETE CASCADE ON UPDATE CASCADE" );
- }
-
- if ( !$wgDatabase->triggerExists( "page", "page_deleted" ) ) {
- wfOut( "Adding function and trigger \"page_deleted\" to table \"page\"\n" );
- $wgDatabase->sourceFile( archive( 'patch-page_deleted.sql' ) );
- } else {
- wfOut( "... table \"page\" has \"page_deleted\" trigger\n" );
- }
-
- $fi = $wgDatabase->fieldInfo( "recentchanges", "rc_cur_id" );
- if ( !$fi->nullable() ) {
- wfOut( "Removing NOT NULL constraint from \"recentchanges.rc_cur_id\"\n" );
- $wgDatabase->sourceFile( archive( 'patch-rc_cur_id-not-null.sql' ) );
- } else {
- wfOut( "... column \"recentchanges.rc_cur_id\" has a NOT NULL constraint\n" );
- }
-
- $pu = pg_describe_index( "pagelink_unique" );
- if ( !is_null( $pu ) && ( $pu[0] != "pl_from" || $pu[1] != "pl_namespace" || $pu[2] != "pl_title" ) ) {
- wfOut( "Dropping obsolete version of index \"pagelink_unique index\"\n" );
- $wgDatabase->query( "DROP INDEX pagelink_unique" );
- $pu = null;
- } else {
- wfOut( "... obsolete version of index \"pagelink_unique index\" does not exist\n" );
- }
-
- if ( is_null( $pu ) ) {
- wfOut( "Creating index \"pagelink_unique index\"\n" );
- $wgDatabase->query( "CREATE UNIQUE INDEX pagelink_unique ON pagelinks (pl_from,pl_namespace,pl_title)" );
- } else {
- wfOut( "... index \"pagelink_unique_index\" already exists\n" );
- }
-
- if ( pg_fkey_deltype( "revision_rev_user_fkey" ) == 'r' ) {
- wfOut( "... constraint \"revision_rev_user_fkey\" is ON DELETE RESTRICT\n" );
- } else {
- wfOut( "Changing constraint \"revision_rev_user_fkey\" to ON DELETE RESTRICT\n" );
- $wgDatabase->sourceFile( archive( 'patch-revision_rev_user_fkey.sql' ) );
- }
-
- # Fix ipb_address index
- if ( pg_index_exists( 'ipblocks', 'ipb_address' ) ) {
- wfOut( "Removing deprecated index 'ipb_address'...\n" );
- $wgDatabase->query( 'DROP INDEX ipb_address' );
- }
- if ( pg_index_exists( 'ipblocks', 'ipb_address_unique' ) ) {
- wfOut( "... have ipb_address_unique\n" );
- } else {
- wfOut( "Adding ipb_address_unique index\n" );
- $wgDatabase->sourceFile( archive( 'patch-ipb_address_unique.sql' ) );
- }
-
- # Fix iwlinks index
- if ( pg_index_exists( 'iwlinks', 'iwl_prefix' ) ) {
- wfOut( "Replacing index 'iwl_prefix' with 'iwl_prefix_from_title'...\n" );
- $wgDatabase->sourceFile( archive( 'patch-rename-iwl_prefix.sql' ) );
- }
-
- global $wgExtNewTables, $wgExtPGNewFields, $wgExtPGAlteredFields, $wgExtNewIndexes;
- # Add missing extension tables
- foreach ( $wgExtNewTables as $nt ) {
- if ( $wgDatabase->tableExists( $nt[0] ) ) {
- wfOut( "... table \"$nt[0]\" already exists\n" );
- continue;
- }
- wfOut( "Creating table \"$nt[0]\"\n" );
- $wgDatabase->sourceFile( $nt[1] );
- }
- # Add missing extension fields
- foreach ( $wgExtPGNewFields as $nc ) {
- $fi = $wgDatabase->fieldInfo( $nc[0], $nc[1] );
- if ( !is_null( $fi ) ) {
- wfOut( "... column \"$nc[0].$nc[1]\" already exists\n" );
- continue;
- }
- wfOut( "Adding column \"$nc[0].$nc[1]\"\n" );
- $wgDatabase->query( "ALTER TABLE $nc[0] ADD $nc[1] $nc[2]" );
- }
- # Change altered columns
- foreach ( $wgExtPGAlteredFields as $nc ) {
- $fi = $wgDatabase->fieldInfo( $nc[0], $nc[1] );
- if ( is_null( $fi ) ) {
- wfOut( "WARNING! Column \"$nc[0].$nc[1]\" does not exist but had an alter request! Please report this.\n" );
- continue;
- }
- $oldtype = $fi->type();
- $newtype = strtolower( $nc[2] );
- if ( $oldtype === $newtype ) {
- wfOut( "... column \"$nc[0].$nc[1]\" has correct type of \"$newtype\"\n" );
- continue;
- }
- $command = "ALTER TABLE $nc[0] ALTER $nc[1] TYPE $nc[2]";
- if ( isset( $nc[3] ) ) {
- $command .= " USING $nc[3]";
- }
- wfOut( "Altering column \"$nc[0].$nc[1]\" from type \"$oldtype\" to \"$newtype\"\n" );
- $wgDatabase->query( $command );
- }
- # Add missing extension indexes
- foreach ( $wgExtNewIndexes as $ni ) {
- if ( pg_index_exists( $ni[0], $ni[1] ) ) {
- wfOut( "... index \"$ni[1]\" on table \"$ni[0]\" already exists\n" );
- continue;
- }
- wfOut( "Creating index \"$ni[1]\" on table \"$ni[0]\"\n" );
- if ( preg_match( '/^\(/', $ni[2] ) ) {
- $wgDatabase->query( "CREATE INDEX $ni[1] ON $ni[0] $ni[2]" );
- }
- else {
- $wgDatabase->sourceFile( $ni[2] );
- }
- }
-
- foreach ( $deferredcols AS $dc ) {
- $fi = $wgDatabase->fieldInfo( $dc[0], $dc[1] );
- if ( is_null( $fi ) ) {
- wfOut( "WARNING! Column \"$dc[0].$dc[1]\" does not exist but it should! Please report this.\n" );
- continue;
- }
- if ( $fi->is_deferred() && $fi->is_deferrable() ) {
- continue;
- }
- wfOut( "Altering column \"$dc[0].$dc[1]\" to be DEFERRABLE INITIALLY DEFERRED\n" );
- $conname = $fi->conname();
- $clause = $dc[2];
- $command = "ALTER TABLE $dc[0] DROP CONSTRAINT $conname";
- $wgDatabase->query( $command );
- $command = "ALTER TABLE $dc[0] ADD CONSTRAINT $conname FOREIGN KEY ($dc[1]) REFERENCES $clause DEFERRABLE INITIALLY DEFERRED";
- $wgDatabase->query( $command );
- }
-
- # Tweak the page_title tsearch2 trigger to filter out slashes
- # This is create or replace, so harmless to call if not needed
- $wgDatabase->sourceFile( archive( 'patch-ts2pagetitle.sql' ) );
-
- # # If the server is 8.3 or higher, rewrite the tsearch2 triggers
- # # in case they have the old 'default' versions
- if ( $numver >= 8.3 ) {
- $wgDatabase->sourceFile( archive( 'patch-tsearch2funcs.sql' ) );
- }
- return;
-}