function views_handler_relationship_translation::query

Called to implement a relationship in a query.

Overrides views_handler_relationship::query

File

modules/translation/views_handler_relationship_translation.inc, line 50

Class

views_handler_relationship_translation

Handles relationships for content translation sets and provides multiple options.

Code

public function query() {
    // Figure out what base table this relationship brings to the party.
    $table_data = views_fetch_data($this->definition['base']);
    $base_field = empty($this->definition['base field']) ? $table_data['table']['base']['field'] : $this->definition['base field'];
    $this->ensure_my_table();
    $def = $this->definition;
    $def['table'] = $this->definition['base'];
    $def['field'] = $base_field;
    $def['left_table'] = $this->table_alias;
    $def['left_field'] = $this->field;
    if (!empty($this->options['required'])) {
        $def['type'] = 'INNER';
    }
    $def['extra'] = array();
    if ($this->options['language'] != 'all') {
        switch ($this->options['language']) {
            case 'current':
                $def['extra'][] = array(
                    'field' => 'language',
                    'value' => '***CURRENT_LANGUAGE***',
                );
                break;
            case 'default':
                $def['extra'][] = array(
                    'field' => 'language',
                    'value' => '***DEFAULT_LANGUAGE***',
                );
                break;
            // Other values will be the language codes.
            default:
                $def['extra'][] = array(
                    'field' => 'language',
                    'value' => $this->options['language'],
                );
                break;
        }
    }
    if (!empty($def['join_handler']) && class_exists($def['join_handler'])) {
        $join = new $def['join_handler']();
    }
    else {
        $join = new views_join();
    }
    $join->definition = $def;
    $join->extra = "(%alias.tnid != 0  OR ({$def['left_table']}.tnid = 0 AND %alias.nid = {$def['left_table']}.nid))";
    $join->construct();
    $join->adjusted = TRUE;
    // Use a short alias for this.
    $alias = $def['table'] . '_' . $this->table;
    $this->alias = $this->query
        ->add_relationship($alias, $join, $this->definition['base'], $this->relationship);
}