Ticket #7230: date-validation-r8244.patch

wp-admin/includes/post.php

@@ -93 +93 @@
                 $hh = $_POST['hh'];
                 $mn = $_POST['mn'];
                 $ss = $_POST['ss'];
-                $jj = ($jj > 31 ) ? 31 : $jj;
-                $hh = ($hh > 23 ) ? $hh -24 : $hh;
-                $mn = ($mn > 59 ) ? $mn -60 : $mn;
-                $ss = ($ss > 59 ) ? $ss -60 : $ss;
+                if ( !checkdate( $mm, $jj, $aa ) ) {
+                        $aa = date('Y');
+                        $mm = date('n');
+                        $jj = date('j');
+                }
+                $hh = $hh % 24;
+                $mn = $mn % 60;
+                $ss = $ss % 60;
                 $_POST['post_date'] = sprintf( "%04d-%02d-%02d %02d:%02d:%02d", $aa, $mm, $jj, $hh, $mn, $ss );
                 $_POST['post_date_gmt'] = get_gmt_from_date( $_POST['post_date'] );
         }