moodle/user/pix.php

44 lines
1.2 KiB
PHP

<?PHP // $Id$
// This function fetches user pictures from the data directory
// Syntax: pix.php/userid/f1.jpg or pix.php/userid/f2.jpg
// OR: ?file=userid/f1.jpg or ?file=userid/f2.jpg
require("../config.php");
$lifetime = 86400;
if (isset($file)) {
$PATH_INFO = $file;
} else if (!$PATH_INFO) {
$PATH_INFO = ""; // Will just show default picture
}
if (! $args = get_slash_arguments()) {
error("No valid arguments supplied");
}
$numargs = count($args);
if ($numargs == 2) {
$userid = (integer)$args[0];
$image = $args[1];
$pathname = "$CFG->dataroot/users/$userid/$image";
} else {
$pathname = "$CFG->dirroot/user/default/f1.jpg";
}
$lastmodified = filemtime($pathname);
header("Last-Modified: " . gmdate("D, d M Y H:i:s", $lastmodified) . " GMT");
header("Expires: " . gmdate("D, d M Y H:i:s", time() + $lifetime) . " GMT");
header("Cache-control: max_age = $lifetime"); // a day
header("Pragma: ");
header("Content-disposition: inline; filename=$image");
header("Content-length: ".filesize($pathname));
header("Content-type: image/jpeg");
readfile("$pathname");
exit;
?>