static function execute_script($queries) { @ini_set('max_execution_time', '0'); $queries = DBP_Sql::split_script($queries); switch (count($queries)) { case 0: return array(); case 1: $query = new DBP_Sql($queries[0]); $records = $query->execute(); return $records; default: $status = 'highlight'; if (DB::getConn()->supportsTransactions()) { DB::getConn()->startTransaction(); } foreach ($queries as $query) { $query = new DBP_Sql($query); $result = $query->execute(); if ($result['Message']['type'] == 'error') { $msg[] = $result['Query'] . '<br />' . $result['Message']['text']; $status = 'error'; break; } $msg[] = $query->type() . ' ' . ($result['Message']['text'] ? $result['Message']['text'] : 'no error'); } if (DB::getConn()->supportsTransactions()) { if ($status == 'error') { DB::getConn()->transactionRollback(); $msg[] = 'Transaction rolled back'; } else { DB::getConn()->endTransaction(); } } $result = array('Query' => implode("\r\n", $queries), 'Message' => array('text' => implode("<br />\n", $msg), 'type' => $status)); return $result; } }
function import($request) { $result = false; $file = $request->postVar('importfile'); if (!empty($file['tmp_name'])) { $importtype = $request->postVar('importtype'); if ($importtype == 'auto') { $importtype = strtolower(substr($file['name'], -3) == '.gz') ? 'compressedsql' : 'rawsql'; } switch ($importtype) { case 'rawsql': $result = new ArrayData(DBP_Sql::execute_script(file($file['tmp_name']))); break; case 'compressedsql': $result = new ArrayData(DBP_Sql::execute_script(gzfile($file['tmp_name']))); break; } } return $result ? $result->renderWith('DBP_Database_sql') : $this->instance->customise(array('Message' => array('type' => 'error', 'text' => 'Your file could not be imported. You might want to check if the file size exceeds ' . $this->instance->MaxFileSize() . ' which is the limit set in post_max_size and upload_max_filesize in your php.ini.')))->renderWith('DBP_Database_sql'); }
function testExecuteScriptWithRollback() { // skip if adapter doesn't support transactions if (!DB::getConn()->supportsTransactions()) { return; } // mixed commands, with errors and rollback $script = "\r\n\t\t\tINSERT INTO \"SiteTree\" (\"Title\", \"Content\") VALUES ('DBPRollbackTest', '<p>This should be gone after rollback.</p>');\r\n\t\t\tforce error;\r\n\t\t\tUPDATE \"SiteTree\" SET \"URLSegment\" = 'rollback-1' WHERE \"Title\" = 'DBPRollbackTest';\r\n\t\t"; $result = DBP_Sql::execute_script($script); $this->assertType('array', $result, 'Result is array'); $this->assertEquals('INSERT', substr($result['Query'], 0, 6), 'Return command'); $this->assertEquals('error', $result['Message']['type'], 'Return message with error'); $this->assertStringEndsWith('Transaction rolled back', $result['Message']['text'], 'Message states transaction state'); $this->assertEquals(0, DB::query("SELECT COUNT(*) FROM \"SiteTree\" WHERE \"Title\" = 'DBPRollbackTest'")->Value(), 'Make sure the transaction really got rolled back'); }