function amp_admin_metadata_form_submit in Accelerated Mobile Pages (AMP) 7

Submit handler for the amp_admin_metadata_form. Sets the logo file to permanent.

1 string reference to 'amp_admin_metadata_form_submit'

amp_admin_metadata_form in ./amp.admin.inc

Form constructor for the AMP metadata form.

File

./amp.admin.inc, line 371

Administrative page callbacks for the AMP module.

Code

function amp_admin_metadata_form_submit($form, &$form_state) {
  $old_fid = variable_get('amp_metadata_organization_logo', 0);
  if ($form_state['values']['amp_metadata_organization_logo'] != $old_fid) {
    $file = file_load($form_state['values']['amp_metadata_organization_logo']);

    // If this is a new file...
    if (!$file->status) {
      $file->status = FILE_STATUS_PERMANENT;
      file_save($file);
      file_usage_add($file, 'amp', 'logo', 1);
    }

    // Delete the old file
    $old_file = $old_fid ? file_load($old_fid) : FALSE;
    if ($old_file) {
      file_usage_delete($old_file, 'amp', 'logo', 1);

      // Only delete a file if it is the only place it is in use.
      if (empty(file_usage_list($old_file))) {
        file_delete($old_file);
      }
    }
  }
}