function field_tools_field_references_overview in Field tools 7

Same name and namespace in other branches

1. 8 field_tools.admin.inc \field_tools_field_references_overview()

Page callback for the field references overview list.

@todo Make this all singing and dancing with some sort of visual representation of the relationships.

1 string reference to 'field_tools_field_references_overview'

field_tools_menu in ./field_tools.module

Implements hook_menu().

File

./field_tools.admin.inc, line 82

Contains admin callbacks for the Field tools module.

Code

function field_tools_field_references_overview() {
  $output = '';
  $entity_info = entity_get_info();
  $field_types = field_info_field_types();
  $fields = field_info_fields();
  $rows = array();
  foreach ($fields as $field_name => $field) {

    // TODO: also deal with taxonomy term ref, product ref.
    if (!in_array($field['type'], array(
      'entityreference',
      'taxonomy_term_reference',
    ))) {
      continue;
    }
    $row = array();

    // Column: field name.
    $row[] = l($field_name, 'admin/reports/fields/field/' . $field_name);

    // Column: field type.
    $row[] = $field_types[$field['type']]['label'];

    // Column: field instances.
    $row[] = field_tools_field_instances_list($field);

    // Column: target entity type.
    switch ($field['type']) {
      case 'taxonomy_term_reference':
        $target_type = 'taxonomy_term';
        break;
      case 'entityreference':
        $target_type = $field['settings']['target_type'];
    }

    // switch
    $row[] = $entity_info[$target_type]['label'];

    // Column: target bundles.
    switch ($field['type']) {
      case 'taxonomy_term_reference':
        $vocabulary = $field['settings']['allowed_values'][0]['vocabulary'];
        $row[] = l($entity_info['taxonomy_term']['bundles'][$vocabulary]['label'], _field_ui_bundle_admin_path('taxonomy_term', $vocabulary));
        break;
      case 'entityreference':
        switch ($field['settings']['handler']) {
          case 'base':

            // Base handler: select bundles.
            if (empty($field['settings']['handler_settings']['target_bundles'])) {

              // Nothing means all bundles.
              $row[] = t("All bundles");
            }
            else {
              $target_bundles = $field['settings']['handler_settings']['target_bundles'];
              $items = array();
              foreach ($target_bundles as $target_bundle) {
                $bundle_label = $entity_info[$target_type]['bundles'][$target_bundle]['label'];
                $items[$bundle_label] = l($bundle_label, _field_ui_bundle_admin_path($target_type, $target_bundle));
              }
              ksort($items);
              $row[] = theme('item_list', array(
                'items' => $items,
              ));
            }
            break;
          default:
            $row[] = "**other handler**";
        }

        // switch entref handler
        break;
    }

    // switch field type
    $rows[] = $row;
  }
  $header = array(
    t('Field name'),
    t('Type'),
    t('Instances'),
    t('Target entity type'),
    t('Target bundles'),
  );
  $output .= theme('table', array(
    'rows' => $rows,
    'header' => $header,
  ));
  return $output;
}