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-rw-r--r--maintenance/oracle/alterSharedConstraints.php95
1 files changed, 0 insertions, 95 deletions
diff --git a/maintenance/oracle/alterSharedConstraints.php b/maintenance/oracle/alterSharedConstraints.php
deleted file mode 100644
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--- a/maintenance/oracle/alterSharedConstraints.php
+++ /dev/null
@@ -1,95 +0,0 @@
-<?php
-/**
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- * @file
- * @ingroup Maintenance
- */
-
-/**
- * When using shared tables that are referenced by foreign keys on local
- * tables you have to change the constraints on local tables.
- *
- * The shared tables have to have GRANT REFERENCE on shared tables to local schema
- * i.e.: GRANT REFERENCES (user_id) ON mwuser TO hubclient;
- */
-
-require_once __DIR__ . '/../Maintenance.php';
-
-class AlterSharedConstraints extends Maintenance {
- public function __construct() {
- parent::__construct();
- $this->mDescription = "Alter foreign key to reference master tables in shared database setup.";
- }
-
- public function getDbType() {
- return Maintenance::DB_ADMIN;
- }
-
- public function execute() {
- global $wgSharedDB, $wgSharedTables, $wgSharedPrefix, $wgDBprefix;
-
- if ( $wgSharedDB == null ) {
- $this->output( "Database sharing is not enabled\n" );
-
- return;
- }
-
- $dbw = wfGetDB( DB_MASTER );
- foreach ( $wgSharedTables as $table ) {
- $stable = $dbw->tableNameInternal( $table );
- if ( $wgSharedPrefix != null ) {
- $ltable = preg_replace( "/^$wgSharedPrefix(.*)/i", "$wgDBprefix\\1", $stable );
- } else {
- $ltable = "{$wgDBprefix}{$stable}";
- }
-
- $result = $dbw->query( "SELECT uc.constraint_name, uc.table_name, ucc.column_name,
- uccpk.table_name pk_table_name, uccpk.column_name pk_column_name,
- uc.delete_rule, uc.deferrable, uc.deferred
- FROM user_constraints uc, user_cons_columns ucc, user_cons_columns uccpk
- WHERE uc.constraint_type = 'R'
- AND ucc.constraint_name = uc.constraint_name
- AND uccpk.constraint_name = uc.r_constraint_name
- AND uccpk.table_name = '$ltable'" );
- while ( ( $row = $result->fetchRow() ) !== false ) {
-
- $this->output( "Altering {$row['constraint_name']} ..." );
-
- try {
- $dbw->query( "ALTER TABLE {$row['table_name']}
- DROP CONSTRAINT {$wgDBprefix}{$row['constraint_name']}" );
- } catch ( DBQueryError $exdb ) {
- if ( $exdb->errno != 2443 ) {
- throw $exdb;
- }
- }
-
- $deleteRule = $row['delete_rule'] == 'NO ACTION' ? '' : "ON DELETE {$row['delete_rule']}";
- $dbw->query( "ALTER TABLE {$row['table_name']}
- ADD CONSTRAINT {$wgDBprefix}{$row['constraint_name']}
- FOREIGN KEY ({$row['column_name']})
- REFERENCES {$wgSharedDB}.$stable({$row['pk_column_name']})
- {$deleteRule} {$row['deferrable']} INITIALLY {$row['deferred']}" );
-
- $this->output( "DONE\n" );
- }
- }
- }
-}
-
-$maintClass = "AlterSharedConstraints";
-require_once RUN_MAINTENANCE_IF_MAIN;