* fix bug #1347.

lib/base/dao/dao.class.php

@@ -1356,6 +1356,10 @@ class baseDAO
             {
                 $field['rule'] = 'date';
             }
+            elseif($type == 'datetime')
+            {
+                $field['rule'] = 'datetime';
+            }
             else
             {
                 $field['rule'] = 'skip';

lib/base/filter/filter.class.php

@@ -262,12 +262,30 @@ class baseValidater
      */
     public static function checkDate($date)
     {
+        if(empty($date)) return true;
         if($date == '0000-00-00') return true;
         $stamp = strtotime($date);
         if(!is_numeric($stamp)) return false; 
         return checkdate(date('m', $stamp), date('d', $stamp), date('Y', $stamp));
     }
 
+    /**
+     * Check datetime.
+     * 
+     * @param  string    $datetime 
+     * @static
+     * @access public
+     * @return bool
+     */
+    public static function checkDatetime($datetime)
+    {
+        if(empty($datetime)) return true;
+        if($datetime == '0000-00-00 00:00:00') return true;
+        $stamp = strtotime($datetime);
+        if(!is_numeric($stamp)) return false; 
+        return checkdate(date('m', $stamp), date('d', $stamp), date('Y', $stamp));
+    }
+
     /**
      * 检查正则表达式。
      * REG checking.

module/common/lang/en.php

@@ -425,6 +425,7 @@ $lang->error->int             = array("『%s』should be numbers", "『%s』shou
 $lang->error->float           = "『%s』should be numbers, decimals included.";
 $lang->error->email           = "『%s』should be valid Email.";
 $lang->error->date            = "『%s』should be valid date.";
+$lang->error->datetime        = "『%s』should be valid date.";
 $lang->error->code            = "『%s』should be letters or numbers.";
 $lang->error->account         = "『%s』should be valid account.";
 $lang->error->passwordsame    = "Two passwords should be consistent.";

module/common/lang/zh-cn.php

@@ -425,6 +425,7 @@ $lang->error->int             = array("『%s』应当是数字。", "『%s』应
 $lang->error->float           = "『%s』应当是数字，可以是小数。";
 $lang->error->email           = "『%s』应当为合法的EMAIL。";
 $lang->error->date            = "『%s』应当为合法的日期。";
+$lang->error->datetime        = "『%s』应当为合法的日期。";
 $lang->error->code            = "『%s』应当为字母或数字的组合。";
 $lang->error->account         = "『%s』应当为合法的用户名。";
 $lang->error->passwordsame    = "两次密码应当相等。";