Re: Media file browser cache question --- second try

From: Date: Mon, 20 Sep 2004 09:56:08 +0000
Subject: Re: Media file browser cache question --- second try
References: 1  Groups: php.general 
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Daniel Guerrier wrote:
I'm using this code to dynamically retrieve windows media files and send it to the browser. I thought the cache header would prevent the file from being cached. The only problems is the .wmv file still ends up in my IE temp files folder. How can I prevent this from happening?
The headers have influence on the asx file, .wmv files are served by the webserver (no php involved) and the webserver doesn't send no-cache headers. You need to either: 1. Configure webserver to send the right headers for .wmv files. 2. Use php to send .wmv files, you can then send the headers from php
------------------------------------ <?php require_once("../admin/constant.php"); header("Content-Type: video/x-ms-wmv"); header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); header("Cache-Control: no-store, no-cache, must-revalidate"); header("Cache-Control: post-check=0, pre-check=0", false); header("Pragma: no-cache"); $file = DATAURL . "/media/" . $_GET['mediafile']; ?> <ASX VERSION="3.0">
    <ENTRY>
        <REF HREF ="<?php echo $file; ?>" />
    </ENTRY>
</ASX>


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