From: Mischa POSLAWSKY <perl@shiar.org>
Date: Mon, 11 Jan 2021 18:52:34 +0000 (+0100)
Subject: edit/page: ignore saving unaltered body
X-Git-Tag: v5.2~18
X-Git-Url: http://git.shiar.nl/minimedit.git/commitdiff_plain/7e9770cf632171b58a5796356678fa1120c07a37

edit/page: ignore saving unaltered body

Do not overwrite an unaltered file, preventing mtime update and noop commit
(minor speedup).
---

diff --git a/edit/page/index.php b/edit/page/index.php
index 194a25d..99c8cd4 100644
--- a/edit/page/index.php
+++ b/edit/page/index.php
@@ -69,6 +69,9 @@ if (!strlen($upload)) {
 if (!file_exists(dirname($filename)) and !mkdir(dirname($filename), 0777, TRUE))
 	abort("fout bij aanmaken van map voor $filename", '500 save error');
 
+if (file_exists($filename) and file_get_contents($filename) === $upload)
+	abort('niet aangepast', '200 unaltered');
+
 if (!file_put_contents($filename, $upload))
 	abort("fout bij schrijven van $filename", '500 save error');