function user_badges_uninstall in User Badges 7.3

Same name and namespace in other branches

1. 5 user_badges.install \user_badges_uninstall()
2. 6.2 user_badges.install \user_badges_uninstall()
3. 6 user_badges.install \user_badges_uninstall()
4. 7.4 user_badges.install \user_badges_uninstall()
5. 7 user_badges.install \user_badges_uninstall()
6. 7.2 user_badges.install \user_badges_uninstall()

Implements hook_uninstall().

File

./user_badges.install, line 160

@brief User Badges install file

Code

function user_badges_uninstall() {
  $dir = 'public://badges';
  if (file_prepare_directory($dir)) {

    // Delete files if the directory exists.
    // Scan directory for images.
    $files = file_scan_directory($dir, '/.*\\.(gif|jpg|jpeg|png)/', array(
      'recurse' => FALSE,
    ));
    foreach ($files as $file) {
      file_delete($file->filename);
      if (file_valid_uri($file->uri)) {

        // Check if there's an entry in the database for this file.
        $fid = db_select('file_managed', 'f')
          ->fields('f', array(
          'fid',
        ))
          ->condition('f.uri', $file->uri)
          ->execute()
          ->fetchField();
        if ($fid) {

          // Load the file object.
          $fileob = file_load($fid);
          if ($fileob) {

            // Remove all usage for this file by user_badges module.
            file_usage_delete($fileob, 'user_badges', NULL, NULL, 0);

            // Delete if file not in use by another module.
            file_delete($fileob);
          }
        }
      }
    }

    // Delete directory if it is empty.
    $files = scandir($dir);
    if ($files) {

      // scandir returns '.' and '..' in empty directory.
      if (count($files) < 3) {
        drupal_rmdir($dir);
      }
    }

    // Delete directory.
    rmdir($dir);
  }

  // Delete variables.
  variable_del('user_badges_showone');
  variable_del('user_badges_showblocked');
  variable_del('user_badges_userweight');
  variable_del('user_badges_defaulthref');
  variable_del('user_badges_vid');
}