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<?php
/**
* Download a photo
*
* @author Cash Costello
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License v2
*/
$guid = (int) get_input('guid');
$image = get_entity($guid);
$disposition = get_input('disposition', 'attachment');
if ($image) {
$filename = $image->originalfilename;
$mime = $image->mimetype;
header("Content-Type: $mime");
header("Content-Disposition: $disposition; filename=\"$filename\"");
$contents = $image->grabFile();
if (empty($contents)) {
echo file_get_contents(dirname(dirname(__FILE__)) . "/graphics/image_error_large.png" );
} else {
// expires every 60 days
$expires = 60 * 60*60*24;
header("Content-Length: " . strlen($contents));
header("Cache-Control: public", true);
header("Pragma: public", true);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT', true);
echo $contents;
}
exit;
} else {
register_error(elgg_echo("image:downloadfailed"));
}
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