function _workflowfield_metadata_property_get in Workflow 7.2

Getter callback for Workflow defined in hook_entity_property_info_alter.

This is different from the default, because 'value' is not always set and 'workflow' may be set, but is not in the field data.

1 string reference to '_workflowfield_metadata_property_get'

workflowfield_property_info_callback in workflow_field/workflowfield.field.inc

Implements property_callbacks for hook_field_info().

File

workflow_field/workflowfield.field.inc, line 83

Defines a Workflow field, widget and formatter. (copied from list field).

Code

function _workflowfield_metadata_property_get($entity, array $options, $name, $entity_type, $info) {
  $values = array();

  // return entity_metadata_field_property_get($entity, array $options, $name, $entity_type, $info);
  $field = field_info_field($name);
  $columns = array_keys($field['columns']);
  $langcode = isset($options['language']) ? $options['language']->language : LANGUAGE_NONE;
  $langcode = entity_metadata_field_get_language($entity_type, $entity, $field, $langcode, TRUE);
  if (isset($entity->{$name}[$langcode])) {
    foreach ($entity->{$name}[$langcode] as $delta => $data) {

      // In workflowfield_property_info_callback(), we needed to set a column 'value'.
      // This is now filled from the widget data.
      // Sometimes that is not widget, or the submit function has not been processed yet.
      // On a normal widget:
      $sid = isset($data['value']) ? $data['value'] : 0;

      // On a workflow form widget:
      $sid = isset($data['workflow']['workflow_sid']) ? $data['workflow']['workflow_sid'] : $sid;

      // The workflow widget was not loaded properly. @see #2597307.
      // So we need to reload the entity to extract the correct value.
      if (!$sid && isset($data['workflow'])) {

        // $new_entity = $entity->original; // is NULL :-(
        list($entity_id, , ) = entity_extract_ids($entity_type, $entity);
        if (!empty($entity_id)) {
          $new_entity = entity_load_single($entity_type, $entity_id);
          $workflow = $new_entity->{$name}[$langcode][$delta];
          $sid = isset($workflow['value']) ? (int) $workflow['value'] : 0;
        }
      }
      $data[$columns[0]] = $sid;
      $values[$delta] = $sid;
    }
  }

  // For an empty single-valued field, we have to return NULL.
  return $field['cardinality'] == 1 ? $values ? reset($values) : NULL : $values;
}