/**
* @param string $tableName
* @param Condition $criteria
* @return int
*/
public static function countMatching($tableName, Condition $criteria = null)
{
$criteriaSQL = $criteria != null ? $criteria->toSQL() : "1";
// we assume id because Record always has id
$sql = "SELECT count(`id`) AS 'count' FROM `" . addslashes($tableName) . "` WHERE " . $criteriaSQL;
$stmt = DB::dbh()->prepare($sql);
if ($criteria != null) {
$criteria->bind($stmt);
}
try {
$stmt->execute();
} catch (PDOException $ex) {
throw new TableGatewayException($ex, FrameEx::HIGH);
}
$row = $stmt->fetch(PDO::FETCH_ASSOC);
return $row['count'];
}