From fc4aefb978d8bb0aba588ef2ae2734619ff75ee5 Mon Sep 17 00:00:00 2001
From: Kate Arzamastseva <pshns@ukr.net>
Date: Sat, 4 Jun 2011 19:16:24 +0300
Subject: [PATCH] fetch.php with rev parameter
---
lib/exe/fetch.php | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/lib/exe/fetch.php b/lib/exe/fetch.php
index 3ad4f1937..143d40f22 100644
--- a/lib/exe/fetch.php
+++ b/lib/exe/fetch.php
@@ -20,6 +20,10 @@
$CACHE = calc_cache($_REQUEST['cache']);
$WIDTH = (int) $_REQUEST['w'];
$HEIGHT = (int) $_REQUEST['h'];
+ $REV = (int) @$_REQUEST['rev'];
+ //sanitize revision
+ $REV = preg_replace('/[^0-9]/','',$REV);
+
list($EXT,$MIME,$DL) = mimetype($MEDIA,false);
if($EXT === false){
$EXT = 'unknown';
@@ -28,7 +32,7 @@
}
// check for permissions, preconditions and cache external files
- list($STATUS, $STATUSMESSAGE) = checkFileStatus($MEDIA, $FILE);
+ list($STATUS, $STATUSMESSAGE) = checkFileStatus($MEDIA, $FILE, $REV);
// prepare data for plugin events
$data = array('media' => $MEDIA,
@@ -147,7 +151,7 @@ function sendFile($file,$mime,$dl,$cache){
* @param $file reference to the file variable
* @returns array(STATUS, STATUSMESSAGE)
*/
-function checkFileStatus(&$media, &$file) {
+function checkFileStatus(&$media, &$file, $rev='') {
global $MIME, $EXT, $CACHE;
//media to local file
@@ -172,7 +176,7 @@ function checkFileStatus(&$media, &$file) {
if(auth_quickaclcheck(getNS($media).':X') < AUTH_READ){
return array( 403, 'Forbidden' );
}
- $file = mediaFN($media);
+ $file = mediaFN($media, $rev);
}
//check file existance
--
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