Merge pull request #517 from gamma/master

Add the original filename to sendFile for Content-Disposition

1 files changed, 10 insertions, 3 deletions

diff --git a/inc/fetch.functions.php b/inc/fetch.functions.php
index 207ad9e5f..3eacaa2fe 100644
--- a/inc/fetch.functions.php
+++ b/inc/fetch.functions.php
@@ -15,13 +15,15 @@
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  * @author Ben Coburn <btcoburn@silicodon.net>
+ * @author Gerry Weissbach <dokuwiki@gammaproduction.de>
  * @param string $file   local file to send
  * @param string $mime   mime type of the file
  * @param bool   $dl     set to true to force a browser download
  * @param int    $cache  remaining cache time in seconds (-1 for $conf['cache'], 0 for no-cache)
  * @param bool   $public is this a public ressource or a private one?
+ * @param string $orig   original file to send - the file name will be used for the Content-Disposition
  */
-function sendFile($file, $mime, $dl, $cache, $public = false) {
+function sendFile($file, $mime, $dl, $cache, $public = false, $orig = null) {
     global $conf;
     // send mime headers
     header("Content-Type: $mime");
@@ -62,11 +64,16 @@ function sendFile($file, $mime, $dl, $cache, $public = false) {
     $fmtime = @filemtime($file);
     http_conditionalRequest($fmtime);
 
+    // Use the current $file if is $orig is not set.
+    if ( $orig == null ) {
+        $orig = $file;
+    }
+
     //download or display?
     if($dl) {
-        header('Content-Disposition: attachment; filename="'.utf8_basename($file).'";');
+        header('Content-Disposition: attachment; filename="'.utf8_basename($orig).'";');
     } else {
-        header('Content-Disposition: inline; filename="'.utf8_basename($file).'";');
+        header('Content-Disposition: inline; filename="'.utf8_basename($orig).'";');
     }
 
     //use x-sendfile header to pass the delivery to compatible webservers