function block_patterns_validate in Patterns 7

Same name and namespace in other branches

1. 7.2 patterns_components/components/block.inc \block_patterns_validate()

File

patterns_components/components/block.inc, line 170

Code

function block_patterns_validate($action, $tag, &$data) {
  $status = PATTERNS_SUCCESS;
  $msg = '';
  if ($tag == 'block') {
    if (!($data['module'] && isset($data['delta'])) && !$data['info']) {
      $status = PATTERNS_ERR;
      $msg = t('Missing required <module>, <delta> tags. Possibly malformed <id> tag could be the problem too. If creating a new block, tag <info> is required.');
    }
    elseif ($action === PATTERNS_DELETE && $data['module'] != 'block') {
      $status = PATTERNS_ERR;
      $msg = t('Unable to delete non-block module blocks.');
    }
    elseif ($action === PATTERNS_MODIFY || $action === PATTERNS_DELETE) {

      // Block must exist.
      // TODO: support $data['info']
      $block_count = db_query('SELECT COUNT(1) FROM {block} WHERE module = :module AND delta = :delta', array(
        'module' => $data['module'],
        'delta' => $data['delta'],
      ))
        ->fetchField();
      if ($block_count == 0) {
        $status = PATTERNS_ERR;
        $msg = t('Block does not exist.');
      }
    }
  }
  return patterns_results($status, $msg);
}