public QueryBase::tableSort(&$headers)
Enables sortable tables for this query.
Parameters
$headers: An array of headers of the same structure as described in template_preprocess_table(). Use a 'specifier' in place of a 'field' to specify what to sort on. This can be an entity or a field as described in condition().
Return value
\Drupal\Core\Entity\Query\QueryInterface The called object.
Overrides QueryInterface::tableSort
File
- core/lib/Drupal/Core/Entity/Query/QueryBase.php, line 306
Class
- QueryBase
- The base entity query class.
Namespace
Drupal\Core\Entity\Query
Code
public function tableSort(&$headers) {
// If 'field' is not initialized, the header columns aren't clickable.
foreach ($headers as $key => $header) {
if (is_array($header) && isset($header['specifier'])) {
$headers[$key]['field'] = '';
}
}
$order = tablesort_get_order($headers);
$direction = tablesort_get_sort($headers);
foreach ($headers as $header) {
if (is_array($header) && ($header['data'] == $order['name'])) {
$this->sort($header['specifier'], $direction, isset($header['langcode']) ? $header['langcode'] : NULL);
}
}
return $this;
}
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