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MDL-8802 fixed byteserving broken by adobe anti xss patch; merged from MOODLE_18_STABLE

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skodak
2007-04-04 19:45:17 +00:00
parent 1b16ecd1ca
commit c57d88740f
1 changed files with 4 additions and 1 deletions
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lib/filelib.php
+4 -1
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@@ -264,7 +264,10 @@ function send_file($path, $filename, $lifetime=86400 , $filter=0, $pathisstring=
if ($mimetype=='application/pdf' or mimeinfo('type', $filename)=='application/pdf') {
//please note that it prevents opening of pdfs in browser when http referer disabled
//or file linked from another site; browser caching of pdfs is now disabled too
if (empty($_SERVER['HTTP_REFERER']) or strpos($_SERVER['HTTP_REFERER'], $CFG->wwwroot)!==0) {
if (!empty($_SERVER['HTTP_RANGE'])) {
//already byteserving
$lifetime = 1; // >0 needed for byteserving
} else if (empty($_SERVER['HTTP_REFERER']) or strpos($_SERVER['HTTP_REFERER'], $CFG->wwwroot)!==0) {
$mimetype = 'application/x-forcedownload';
$forcedownload = true;
$lifetime = 0;