+
+ /**
+ * Checks Converts any date string into a SQL compatible date string
+ *
+ * @param string $date a date string in any format
+ * @return string SQL style date string
+ */
+ public static function date($date = 'now') {
+ $timestamp = strtotime($date);
+
+ // Don't allow lower date strings as '0001-01-01 00:00:00'
+ if ($timestamp < -62135596800) {
+ $timestamp = -62135596800;
+ }
+
+ return date('Y-m-d H:i:s', $timestamp);
+ }