public function EntityReference_SelectionHandler_Generic_user::entityFieldQueryAlter in Entity reference 7
Implements EntityReferenceHandler::entityFieldQueryAlter().
Overrides EntityReference_SelectionHandler_Generic::entityFieldQueryAlter
File
- plugins/
selection/ EntityReference_SelectionHandler_Generic.class.php, line 396
Class
- EntityReference_SelectionHandler_Generic_user
- Override for the User type.
Code
public function entityFieldQueryAlter(SelectQueryInterface $query) {
if (user_access('administer users')) {
// In addition, if the user is administrator, we need to make sure to
// match the anonymous user, that doesn't actually have a name in the
// database.
$conditions =& $query
->conditions();
foreach ($conditions as $key => $condition) {
if ($key !== '#conjunction' && is_string($condition['field']) && $condition['field'] === 'users.name') {
// Remove the condition.
unset($conditions[$key]);
// Re-add the condition and a condition on uid = 0 so that we end up
// with a query in the form:
// WHERE (name LIKE :name) OR (:anonymous_name LIKE :name AND uid = 0)
$or = db_or();
$or
->condition($condition['field'], $condition['value'], $condition['operator']);
// Sadly, the Database layer doesn't allow us to build a condition
// in the form ':placeholder = :placeholder2', because the 'field'
// part of a condition is always escaped.
// As a (cheap) workaround, we separately build a condition with no
// field, and concatenate the field and the condition separately.
$value_part = db_and();
$value_part
->condition('anonymous_name', $condition['value'], $condition['operator']);
$value_part
->compile(Database::getConnection(), $query);
$or
->condition(db_and()
->where(str_replace('anonymous_name', ':anonymous_name', (string) $value_part), $value_part
->arguments() + array(
':anonymous_name' => format_username(user_load(0)),
))
->condition('users.uid', 0));
$query
->condition($or);
}
}
}
}