public function DatabaseConnection_sqlsrv::escapeTable in Drupal driver for SQL Server and SQL Azure 7.2

Same name and namespace in other branches

1. 7.3 sqlsrv/database.inc \DatabaseConnection_sqlsrv::escapeTable()
2. 7 sqlsrv/database.inc \DatabaseConnection_sqlsrv::escapeTable()

Override DatabaseConnection::escapeTable().

@status needswork

Overrides DatabaseConnection::escapeTable

File

sqlsrv/database.inc, line 702

Database interface code for Microsoft SQL Server.

Class

DatabaseConnection_sqlsrv

Summary of DatabaseConnection_sqlsrv

Code

public function escapeTable($table) {

  // A static cache is better suited for this.
  static $tables = array();
  if (isset($tables[$table])) {
    return $tables[$table];
  }

  // Rescue the # prefix from the escaping.
  $is_temporary = $table[0] == '#';
  $is_temporary_global = $is_temporary && isset($table[1]) && $table[1] == '#';

  // Any temporary table prefix will be removed.
  $result = preg_replace('/[^A-Za-z0-9_.]+/', '', $table);

  // Restore the temporary prefix.
  if ($is_temporary) {
    if ($is_temporary_global) {
      $result = '##' . $result;
    }
    else {
      $result = '#' . $result;
    }
  }
  $tables[$table] = $result;
  return $result;
}