function taxonomy_entity_index_handler_argument_tid_depth::query in Taxonomy Entity Index 7
Set up the query for this argument.
The argument sent may be found at $this->argument.
Parameters
bool $group_by: Whether the query uses a group-by.
Overrides views_handler_argument_term_node_tid_depth::query
File
- includes/
views/ handlers/ taxonomy_entity_index_handler_argument_tid_depth.inc, line 16 - Handler to filter all entities which has a certain term with depth.
Class
- taxonomy_entity_index_handler_argument_tid_depth
- @file Handler to filter all entities which has a certain term with depth.
Code
function query($group_by = FALSE) {
$this
->ensure_my_table();
if (!empty($this->options['break_phrase'])) {
$tids = new stdClass();
$tids->value = $this->argument;
$tids = views_break_phrase($this->argument, $tids);
if ($tids->value == array(
-1,
)) {
return FALSE;
}
if (count($tids->value) > 1) {
$operator = 'IN';
}
else {
$operator = '=';
}
$tids = $tids->value;
}
else {
$operator = "=";
$tids = $this->argument;
}
// Now build the subqueries.
$subquery = db_select('taxonomy_entity_index', 'tn');
$subquery
->addField('tn', 'entity_id');
if (isset($this->base_table_info['table']['entity type'])) {
$subquery
->condition('entity_type', $this->base_table_info['table']['entity type']);
}
$where = db_or()
->condition('tn.tid', $tids, $operator);
$last = "tn";
if ($this->options['depth'] > 0) {
$subquery
->leftJoin('taxonomy_term_hierarchy', 'th', "th.tid = tn.tid");
$last = "th";
foreach (range(1, abs($this->options['depth'])) as $count) {
$subquery
->leftJoin('taxonomy_term_hierarchy', "th{$count}", "{$last}.parent = th{$count}.tid");
$where
->condition("th{$count}.tid", $tids, $operator);
$last = "th{$count}";
}
}
elseif ($this->options['depth'] < 0) {
foreach (range(1, abs($this->options['depth'])) as $count) {
$subquery
->leftJoin('taxonomy_term_hierarchy', "th{$count}", "{$last}.tid = th{$count}.parent");
$where
->condition("th{$count}.tid", $tids, $operator);
$last = "th{$count}";
}
}
$subquery
->condition($where);
$this->query
->add_where(0, "{$this->table_alias}.{$this->real_field}", $subquery, 'IN');
}