function HelpSearch::updateIndexState

Updates the 'help_search_unindexed_count' state variable.

The state variable is a count of help topics that have never been indexed.

File

core/modules/help/src/Plugin/Search/HelpSearch.php, line 445

Class

HelpSearch

Handles searching for help using the Search module index.

Namespace

Code

public function updateIndexState() {
    $query = $this->database
        ->select('help_search_items', 'hsi');
    $query->addExpression('COUNT(DISTINCT([hsi].[sid]))');
    $query->leftJoin('search_dataset', 'sd', '[hsi].[sid] = [sd].[sid] AND [sd].[type] = :type', [
        ':type' => $this->getType(),
    ]);
    $query->isNull('sd.sid');
    $never_indexed = $query->execute()
        ->fetchField();
    $this->state
        ->set('help_search_unindexed_count', $never_indexed);
}