DbLogController::topLogMessages

public DbLogController::topLogMessages($type)

Shows the most frequent log messages of a given event type.

Messages are not truncated on this page because events detailed herein do not have links to a detailed view.

Use one of the above *Report() methods.

Parameters

string $type: Type of database log events to display (e.g., 'search').

Return value

array A build array in the format expected by drupal_render().

File

core/modules/dblog/src/Controller/DbLogController.php, line 380

Class

DbLogController
Returns responses for dblog routes.

Namespace

Drupal\dblog\Controller

Code

public function topLogMessages($type) {
  $header = array(
    array('data' => $this->t('Count'), 'field' => 'count', 'sort' => 'desc'),
    array('data' => $this->t('Message'), 'field' => 'message'),
  );

  $count_query = $this->database->select('watchdog');
  $count_query->addExpression('COUNT(DISTINCT(message))');
  $count_query->condition('type', $type);

  $query = $this->database->select('watchdog', 'w')
    ->extend('\Drupal\Core\Database\Query\PagerSelectExtender')
    ->extend('\Drupal\Core\Database\Query\TableSortExtender');
  $query->addExpression('COUNT(wid)', 'count');
  $query = $query
  ->fields('w', array('message', 'variables'))
    ->condition('w.type', $type)
    ->groupBy('message')
    ->groupBy('variables')
    ->limit(30)
    ->orderByHeader($header);
  $query->setCountQuery($count_query);
  $result = $query->execute();

  $rows = array();
  foreach ($result as $dblog) {
    if ($message = $this->formatMessage($dblog)) {
      $rows[] = array($dblog->count, $message);
    }
  }

  $build['dblog_top_table'] = array(
    '#type' => 'table',
    '#header' => $header,
    '#rows' => $rows,
    '#empty' => $this->t('No log messages available.'),
    '#attached' => array(
      'library' => array('dblog/drupal.dblog'),
    ),
  );
  $build['dblog_top_pager'] = array('#type' => 'pager');

  return $build;
}
doc_Drupal
2016-10-29 09:01:16
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