function _biblio_truncate_long_fields in Bibliography Module 7.2

Truncates field values that are longer than the specified field value length. This is particularly useful when importing biblio entities.

Parameters

object $entity:

string $type:

1 call to _biblio_truncate_long_fields()

biblio_entity_presave in ./biblio.module

Implements hook_entity_presave().

File

./biblio.module, line 3799

Code

function _biblio_truncate_long_fields($entity, $type) {
  $valid_entity_types = array(
    'biblio',
    'biblio_contributor',
  );
  if (!in_array($type, $valid_entity_types)) {
    return;
  }
  $wrapper = biblio_wrapper($entity, $type);
  $entity_info = entity_get_info($type);
  $fields_info = field_info_fields();
  foreach ($entity as $field => $field_structure) {
    if (isset($fields_info[$field]) && ($value = $wrapper->{$field}
      ->value())) {
      $field_settings = $fields_info[$field]['settings'];
      if (is_string($value) && isset($field_settings['max_length'])) {
        $max_length = $field_settings['max_length'];
        $length = strlen($value);
        if ($length > $max_length) {
          $wrapper->{$field} = substr($value, 0, $max_length);
        }
      }
    }
  }
}