function GroupwiseMax::alterSubqueryCondition

Recursive helper to add a namespace to conditions.

Similar to _views_query_tag_alter_condition().

(Though why is the condition we get in a simple query 3 levels deep???)

File

core/modules/views/src/Plugin/views/relationship/GroupwiseMax.php, line 302

Class

GroupwiseMax

Relationship handler that allows a groupwise maximum of the linked in table. For a definition, see: http://dev.mysql.com/doc/refman/5.0/en/example-maximum-column-group-row… In lay terms, instead of joining to get all matching records in the…

Namespace

Code

protected function alterSubqueryCondition(AlterableInterface $query, &$conditions) {
  foreach ($conditions as $condition_id => &$condition) {
    // Skip the #conjunction element.
    if (is_numeric($condition_id)) {
      if (is_string($condition['field'])) {
        $condition['field'] = $this->conditionNamespace($condition['field']);
      }
      elseif (is_object($condition['field'])) {
        $sub_conditions =& $condition['field']->conditions();
        $this->alterSubqueryCondition($query, $sub_conditions);
      }
    }
  }
}