function i18nviews_plugin_argument_validate_i18n_taxonomy_term::validate_argument_i18n_tids in Internationalization Views 7.3

Validate taxonomy term - case i18n_tids

File

includes/i18nviews_plugin_argument_validate_i18n_taxonomy_term.inc, line 124

Contains the 'Taxonomy term (i18n)' argument validator plugin.

Class

i18nviews_plugin_argument_validate_i18n_taxonomy_term

Validate whether an argument is a localized term.

Code

function validate_argument_i18n_tids($argument, $vocabularies) {

  // An empty argument is not a term so doesn't pass.
  if (empty($argument)) {
    return FALSE;
  }
  $tids = new stdClass();
  $tids->value = $argument;
  $tids = views_break_phrase($argument, $tids);
  if ($tids->value == array(
    -1,
  )) {
    return FALSE;
  }
  $test = drupal_map_assoc($tids->value);
  $titles = array();

  // check, if some tids already verified
  static $validated_cache = array();
  foreach ($test as $tid) {
    if (isset($validated_cache[$tid])) {
      if ($validated_cache[$tid] === FALSE) {
        return FALSE;
      }
      else {
        $titles[] = $validated_cache[$tid];
        unset($test[$tid]);
      }
    }
  }

  // if unverified tids left - verify them and cache results
  if (count($test)) {
    $query = db_select('taxonomy_term_data', 'td');
    $query
      ->leftJoin('taxonomy_vocabulary', 'tv', 'td.vid = tv.vid');
    $query
      ->fields('td');
    $query
      ->fields('tv', array(
      'machine_name',
    ));
    $query
      ->condition('td.tid', $test);
    $result = $query
      ->execute();
    foreach ($result as $term) {
      if ($vocabularies && empty($vocabularies[$term->machine_name])) {
        $validated_cache[$term->tid] = FALSE;
        return FALSE;
      }
      $titles[] = $validated_cache[$term->tid] = check_plain(i18n_taxonomy_term_name($term));
      unset($test[$term->tid]);
    }
  }

  // Remove duplicate titles
  $titles = array_unique($titles);
  $this->argument->validated_title = implode($tids->operator == 'or' ? ' + ' : ', ', $titles);

  // If this is not empty, we did not find a tid.
  return empty($test);
}