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sources/apps/documents/lib/download.php
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<?php
/**
* ownCloud - Documents App
*
* @author Victor Dubiniuk
* @copyright 2013 Victor Dubiniuk victor.dubiniuk@gmail.com
*
* This file is licensed under the Affero General Public License version 3 or
* later.
*/
namespace OCA\Documents;
/**
* Generic download class
*/
class Download {
/**
* Filesystem view
* @var \OC\Files\View
*/
protected $view;
/**
* Path to the File to be served, relative to the view
* @var string
*/
protected $filepath;
/**
* Subclassed object
* @var
*/
protected $instance;
/**
* Build download model according to the headers
* @param type $view - filesystem view
* @param type $filepath - path to the file relative to this view root
*/
public function __construct($owner, $filepath){
$this->filepath = $filepath;
if (isset($_SERVER['HTTP_RANGE'])) {
$this->instance = new Download_Range($owner, $filepath);
} else {
$this->instance = new Download_Simple($owner, $filepath);
}
$this->view = $this->getView($owner);
}
protected function getView($owner){
return new View('/' . $owner);
}
/**
* Send the requested content
*/
public function sendResponse(){
\OCP\Response::disableCaching();
if (!$this->fileExists()){
$this->sendNotFound();
}
$this->instance->sendResponse();
exit();
}
/**
* Get the name of the requested file
* @return String
*/
protected function getFilename(){
return basename($this->filepath);
}
/**
* Get the size of the requested file
*/
protected function getFilesize(){
return $this->view->filesize($this->filepath);
}
/**
* Get the mimetype of the requested file
* @return string
*/
protected function getMimeType(){
return $this->view->getMimeType($this->filepath);
}
/**
* Check if the requested file exists
* @return bool
*/
protected function fileExists(){
return $this->view->file_exists($this->filepath);
}
/**
* Send 404 Response
*/
protected function sendNotFound(){
header("HTTP/1.0 404 Not Found");
$tmpl = new \OCP\Template('', '404', 'guest');
$tmpl->assign('file', $this->filepath);
$tmpl->printPage();
exit;
}
}
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