private function loadLintMessages(PhabricatorRepositoryBranch $branch, $limit, $offset)
 {
     $drequest = $this->getDiffusionRequest();
     if (!$branch) {
         return array();
     }
     $conn = $branch->establishConnection('r');
     $where = array(qsprintf($conn, 'branchID = %d', $branch->getID()));
     if ($drequest->getPath() != '') {
         $path = '/' . $drequest->getPath();
         $is_dir = substr($path, -1) == '/';
         $where[] = $is_dir ? qsprintf($conn, 'path LIKE %>', $path) : qsprintf($conn, 'path = %s', $path);
     }
     if ($drequest->getLint() != '') {
         $where[] = qsprintf($conn, 'code = %s', $drequest->getLint());
     }
     return queryfx_all($conn, 'SELECT *
     FROM %T
     WHERE %Q
     ORDER BY path, code, line LIMIT %d OFFSET %d', PhabricatorRepository::TABLE_LINTMESSAGE, implode(' AND ', $where), $limit, $offset);
 }