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redir/application/classes/Controller/Media.php

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2013-04-14 07:43:06 +00:00
<?php defined('SYSPATH') or die('No direct access allowed.');
/**
* This class provides access to rendering media items (javascript, images and css).
*
* @package Redir
* @category Controllers
* @author Deon George
* @copyright (c) 2009-2013 Deon George
* @license http://dev.leenooks.net/license.html
*/
class Controller_Media extends Controller {
/**
* This action will render all the media related files for a page
*
* @return void
*/
final public function action_get() {
// Get the file path from the request
$file = $this->request->param('file');
// Find the file extension
$ext = pathinfo($file,PATHINFO_EXTENSION);
// Remove the extension from the filename
$file = substr($file,0,-(strlen($ext)+1));
$f = '';
// If our file is pathed with session, our file is in our session.
if ($fd = Session::instance()->get_once($this->request->param('file'))) {
$this->response->body($fd);
// If not found try a default media file
} elseif ($f = Kohana::find_file('media',$file,$ext)) {
// Send the file content as the response
$this->response->body(file_get_contents($f));
} else {
// Return a 404 status
$this->response->status(404);
}
// Generate and check the ETag for this file
$this->check_cache(sha1($this->response->body()));
// Set the proper headers to allow caching
$this->response->headers('Content-Type',File::mime_by_ext($ext));
$this->response->headers('Content-Length',(string)$this->response->content_length());
$this->response->headers('Last-Modified',date('r',$f ? filemtime($f) : time()));
}
}
?>