function backup_migrate_source_db::restore_from_file in Backup and Migrate 6.3

Same name and namespace in other branches

1. 8.3 includes/sources.db.inc \backup_migrate_source_db::restore_from_file()
2. 7.3 includes/sources.db.inc \backup_migrate_source_db::restore_from_file()

Restore to this source.

File

includes/sources.db.inc, line 152

Functions to handle the direct to database destination.

Class

backup_migrate_source_db

A destination type for saving to a database server.

Code

function restore_from_file($file, &$settings) {
  $num = 0;
  $type = $this
    ->get_file_type_id();

  // Open the file using the file wrapper. Check that the dump is of the right type (allow .sql for legacy reasons).
  if ($file
    ->type_id() !== $this
    ->get_file_type_id() && $file
    ->type_id() !== 'sql') {
    _backup_migrate_message("Unable to restore from file %file because a %type file can't be restored to this database.", array(
      "%file" => $file
        ->filepath(),
      '%type' => $file
        ->type_id(),
    ), 'error');
  }
  else {
    backup_migrate_filters_invoke_all('pre_restore', $file, $settings);

    // Switch to a different db if specified.
    $this
      ->switch_db();

    // Restore the database.
    $num = $this
      ->_restore_db_from_file($file, $settings);
    $settings->performed_action = $num ? t('%num SQL commands executed.', array(
      '%num' => $num,
    )) : '';

    // Switch back to the previous db.
    $this
      ->switch_db(TRUE);
    backup_migrate_filters_invoke_all('post_restore', $file, $settings, $num);
  }
  return $num;
}