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path: root/pages/photos/image/thumbnail.php
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<?php
/**
 * Image thumbnail view
 *
 * @author Cash Costello
 * @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License v2
 */

$guid = (int) get_input('guid');
$size = get_input('size');
$image = get_entity($guid);
if (!$image) {
	// @todo
}

$contents = $image->getThumbnail($size);
if (!$contents) {
	forward("mod/tidypics/graphics/image_error_$size");
}

// expires every 14 days
$expires = 14 * 60*60*24;

// overwrite header caused by php session code so images can be cached
$mime = $image->getMimeType();
header("Content-Type: $mime");
header("Content-Length: " . strlen($contents));
header("Cache-Control: public", true);
header("Pragma: public", true);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + $expires) . ' GMT', true);

// Return the thumbnail and exit
echo $contents;
exit;