function background_video_uninstall in Background Video 7

Implements hook_uninstall(). This function delete Background Video Directory and all videos from it. It also deletes all the system variables of this module.

File

./background_video.install, line 13

This file provides the uninstall function.

Code

function background_video_uninstall() {

  // Remove the background_video directory and uploaded files.
  file_unmanaged_delete_recursive(file_default_scheme() . '://background_video');
  $result = db_query("SELECT fid FROM {file_usage} WHERE module = 'background_video'");

  // Remove all data used files.
  foreach ($result as $record) {
    $file = file_load($record->fid);
    if ($file) {

      // Remove all usage for this file by my_module_name.
      file_usage_delete($file, 'background_video', 'background_video', NULL, 0);

      // Should only delete if file not in use by another module.
      file_delete($file);
    }
  }
  variable_del('background_video');
  variable_del('background_video_source_mp4');
  variable_del('background_video_source_ogv');
  variable_del('background_video_source_webm');
  variable_del('background_video_id');
  variable_del('background_video_control_position');
  variable_del('background_video_source_poster');
  variable_del('background_video_loop');
  variable_del('background_video_autoplay');
}