function devel_querylog_explain in Devel 7

Page callback: Called by the AJAX link in query log.

1 string reference to 'devel_querylog_explain'

devel_menu in ./devel.module

Implements hook_menu().

File

./devel.pages.inc, line 52

Page callbacks for Devel.

Code

function devel_querylog_explain($request_id, $qid) {
  if (!is_numeric($request_id)) {
    return MENU_ACCESS_DENIED;
  }
  $path = "temporary://devel_querylog/{$request_id}.txt";
  $path = file_stream_wrapper_uri_normalize($path);
  $output = t('No explain log found.');
  if (file_exists($path)) {
    $queries = json_decode(file_get_contents($path));
    if ($queries !== FALSE && isset($queries[$qid])) {
      $header = $rows = array();
      $query = $queries[$qid];
      $result = db_query('EXPLAIN ' . $query->query, (array) $query->args)
        ->fetchAllAssoc('table');
      $i = 1;
      foreach ($result as $row) {
        $row = (array) $row;
        if ($i == 1) {
          $header = array_keys($row);
        }
        $rows[] = array_values($row);
        $i++;
      }
      $output = theme('table', array(
        'header' => $header,
        'rows' => $rows,
      ));
    }
  }

  // Print and return nothing thus avoiding page wrapper.
  print $output;
  $GLOBALS['devel_shutdown'] = FALSE;
}