Define the lowest possible datetime string as "0001-01-01 00:00:00"

diff --git a/include/dbm.php b/include/dbm.php
index e88f2a4d9d713f0c1e1a85c25278243c7ee27879..d28d49d63b4b53647392f5d6c928fdba5b76d3bf 100644 (file)
--- a/include/dbm.php
+++ b/include/dbm.php
@@ -95,6 +95,12 @@ class dbm {
         */
        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);
        }
 }