From 690839ddc92fee514e600ea23a46249809efe579 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Wed, 18 May 2016 15:40:07 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=87=E4=BB=B6=E4=B8=8A=E4=BC=A0=E8=A7=84?=
 =?UTF-8?q?=E5=88=99=E6=94=AF=E6=8C=81=20sha1=20=E5=92=8C=20md5=20?=
 =?UTF-8?q?=E4=B8=80=E6=A0=B7=20=E9=87=87=E7=94=A8=E6=96=87=E4=BB=B6?=
 =?UTF-8?q?=E6=95=A3=E5=88=97=E5=80=BC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 library/think/File.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/library/think/File.php b/library/think/File.php
index e30a1c50..3678321d 100644
--- a/library/think/File.php
+++ b/library/think/File.php
@@ -127,7 +127,12 @@ class File extends SplFileObject
                         $savename = uniqid();
                         break;
                     case 'md5':
-                        $savename = md5($this->getFilename());
+                        $md5      = md5_file($this->getFilename());
+                        $savename = substr($md5, 0, 2) . DS . substr($md5, 2);
+                        break;
+                    case 'sha1':
+                        $sha1     = sha1_file($this->getFilename());
+                        $savename = substr($sha1, 0, 2) . DS . substr($sha1, 2);
                         break;
                     case 'date':
                         $savename = date('Y-m-d') . DS . md5(microtime(true));