add option to remove tables install from database structure

This commit is contained in:
Robin Appelman 2011-06-12 17:51:31 +02:00
parent e179ef5547
commit 964b51879e
1 changed files with 38 additions and 0 deletions

View File

@ -321,5 +321,43 @@ class OC_DB {
return $query; return $query;
} }
/**
* @brief drop a table
* @param string $tableNamme the table to drop
*/
public static function dropTable($tableName){
self::connect();
self::$DBConnection->loadModule('Manager');
self::$DBConnection->dropTable($tableName);
}
/**
* remove all tables defined in a database structure xml file
* @param string $file the xml file describing the tables
*/
public static function removeDBStructure($file){
$CONFIG_DBNAME = OC_CONFIG::getValue( "dbname", "owncloud" );
$CONFIG_DBTABLEPREFIX = OC_CONFIG::getValue( "dbtableprefix", "oc_" );
self::connectScheme();
// read file
$content = file_get_contents( $file );
// Make changes and save them to a temporary file
$file2 = tempnam( sys_get_temp_dir(), 'oc_db_scheme_' );
$content = str_replace( '*dbname*', $CONFIG_DBNAME, $content );
$content = str_replace( '*dbprefix*', $CONFIG_DBTABLEPREFIX, $content );
file_put_contents( $file2, $content );
// get the tables
$definition = self::$schema->parseDatabaseDefinitionFile( $file2 );
// Delete our temporary file
unlink( $file2 );
foreach($definition['tables'] as $name=>$table){
self::dropTable($name);
}
}
} }
?> ?>