public function OgSelectionHandler::buildEntityFieldQuery in Organic groups 7.2

Build an EntityFieldQuery to get referencable entities.

Overrides EntityReference_SelectionHandler_Generic::buildEntityFieldQuery

1 call to OgSelectionHandler::buildEntityFieldQuery()

OgExampleSelectionHandler::buildEntityFieldQuery in og_example/plugins/entityreference/selection/OgExampleSelectionHandler.class.php

Overrides OgSelectionHandler::buildEntityFieldQuery().

1 method overrides OgSelectionHandler::buildEntityFieldQuery()

OgExampleSelectionHandler::buildEntityFieldQuery in og_example/plugins/entityreference/selection/OgExampleSelectionHandler.class.php

Overrides OgSelectionHandler::buildEntityFieldQuery().

File

plugins/entityreference/selection/OgSelectionHandler.class.php, line 75

Class

OgSelectionHandler

OG selection handler.

Code

public function buildEntityFieldQuery($match = NULL, $match_operator = 'CONTAINS') {
  global $user;
  $handler = EntityReference_SelectionHandler_Generic::getInstance($this->field, $this->instance, $this->entity_type, $this->entity);
  $query = $handler
    ->buildEntityFieldQuery($match, $match_operator);

  // FIXME: http://drupal.org/node/1325628
  unset($query->tags['node_access']);

  // FIXME: drupal.org/node/1413108
  unset($query->tags['entityreference']);
  $query
    ->addTag('entity_field_access');
  $query
    ->addTag('og');
  $group_type = $this->field['settings']['target_type'];
  $entity_info = entity_get_info($group_type);
  if (!field_info_field(OG_GROUP_FIELD)) {

    // There are no groups, so falsify query.
    $query
      ->propertyCondition($entity_info['entity keys']['id'], -1, '=');
    return $query;
  }

  // Show only the entities that are active groups.
  $query
    ->fieldCondition(OG_GROUP_FIELD, 'value', 1, '=');
  if (empty($this->instance['field_mode'])) {
    return $query;
  }
  $field_mode = $this->instance['field_mode'];
  $user_groups = og_get_groups_by_user(NULL, $group_type);
  $user_groups = array_merge($user_groups, $this
    ->getGidsForCreate());

  // Show the user only the groups they belong to.
  if ($field_mode == 'default') {
    if ($user_groups && !empty($this->instance) && $this->instance['entity_type'] == 'node') {

      // Determine which groups should be selectable.
      $node = $this->entity;
      $node_type = $this->instance['bundle'];
      $ids = array();
      foreach ($user_groups as $gid) {

        // Check if user has "create" permissions on those groups.
        // If the user doesn't have create permission, check if perhaps the
        // content already exists and the user has edit permission.
        if (og_user_access($group_type, $gid, "create {$node_type} content")) {
          $ids[] = $gid;
        }
        elseif (!empty($node->nid) && (og_user_access($group_type, $gid, "update any {$node_type} content") || $user->uid == $node->uid && og_user_access($group_type, $gid, "update own {$node_type} content"))) {
          $node_groups = isset($node_groups) ? $node_groups : og_get_entity_groups('node', $node->nid);
          if (in_array($gid, $node_groups[$group_type])) {
            $ids[] = $gid;
          }
        }
      }
    }
    else {
      $ids = $user_groups;
    }
    if ($ids) {
      $query
        ->propertyCondition($entity_info['entity keys']['id'], $ids, 'IN');
    }
    else {

      // User doesn't have permission to select any group so falsify this
      // query.
      $query
        ->propertyCondition($entity_info['entity keys']['id'], -1, '=');
    }
  }
  elseif ($field_mode == 'admin' && $user_groups) {

    // Show only groups the user doesn't belong to.
    if (!empty($this->instance) && $this->instance['entity_type'] == 'node') {

      // Don't include the groups, the user doesn't have create
      // permission.
      $node_type = $this->instance['bundle'];
      foreach ($user_groups as $delta => $gid) {
        if (!og_user_access($group_type, $gid, "create {$node_type} content")) {
          unset($user_groups[$delta]);
        }
      }
    }
    if ($user_groups) {
      $query
        ->propertyCondition($entity_info['entity keys']['id'], $user_groups, 'NOT IN');
    }
  }
  return $query;
}