alltube/controllers/FrontController.php

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<?php
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/**
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* FrontController class.
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*/
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namespace Alltube\Controller;
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use Alltube\Config;
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use Alltube\VideoDownload;
use Alltube\PasswordException;
use Interop\Container\ContainerInterface;
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use Slim\Container;
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use Slim\Http\Request;
use Slim\Http\Response;
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use Slim\Http\Stream;
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/**
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* Main controller.
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*/
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class FrontController
{
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/**
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* Config instance.
*
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* @var Config
*/
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private $config;
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/**
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* VideoDownload instance.
*
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* @var VideoDownload
*/
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private $download;
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/**
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* Slim dependency container.
*
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* @var ContainerInterface
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*/
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private $container;
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/**
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* FrontController constructor.
*
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* @param Container $container Slim dependency container
*/
public function __construct(ContainerInterface $container)
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{
$this->config = Config::getInstance();
$this->download = new VideoDownload();
$this->container = $container;
$session_factory = new \Aura\Session\SessionFactory;
$session = $session_factory->newInstance($_COOKIE);
$this->sessionSegment = $session->getSegment('Alltube\Controller\FrontController');
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}
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/**
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* Display index page.
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*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
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* @return void
*/
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public function index(Request $request, Response $response)
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{
if ($this->container instanceof Container) {
$this->container->view->render(
$response,
'index.tpl',
[
'convert' => $this->config->convert,
'class' => 'index',
'description' => 'Easily download videos from Youtube, Dailymotion, Vimeo and other websites.',
]
);
}
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}
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/**
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* Display a list of extractors.
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*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
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* @return void
*/
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public function extractors(Request $request, Response $response)
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{
if ($this->container instanceof Container) {
$this->container->view->render(
$response,
'extractors.tpl',
[
'extractors' => $this->download->listExtractors(),
'class' => 'extractors',
'title' => 'Supported websites',
'description' => 'List of all supported websites from which Alltube Download '.
'can extract video or audio files',
]
);
}
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}
/**
* Display a password prompt
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return Response HTTP response
*/
public function password(Request $request, Response $response)
{
if ($this->container instanceof Container) {
$this->container->view->render(
$response,
'password.tpl',
[
'class' => 'password',
'title' => 'Password prompt',
'description' => 'You need a password in order to download this video with Alltube Download',
]
);
}
}
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/**
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* Dislay information about the video.
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*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
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* @return Response HTTP response
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*/
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public function video(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
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if (isset($params['url'])) {
$password = $request->getParam('password');
if (isset($password)) {
$this->sessionSegment->setFlash($params['url'], $password);
}
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if (isset($params['audio'])) {
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try {
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$url = $this->download->getURL($params['url'], 'mp3[protocol^=http]');
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return $response->withRedirect($url);
} catch (\Exception $e) {
$response = $response->withHeader(
'Content-Disposition',
'attachment; filename="'.
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$this->download->getAudioFilename($params['url'], 'bestaudio/best').'"'
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);
$response = $response->withHeader('Content-Type', 'audio/mpeg');
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if ($request->isGet()) {
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$process = $this->download->getAudioStream($params['url'], 'bestaudio/best');
$response = $response->withBody(new Stream($process));
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}
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return $response;
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}
} else {
try {
$video = $this->download->getJSON($params['url'], null, $password);
} catch (PasswordException $e) {
return $this->password($request, $response);
}
if ($this->container instanceof Container) {
$this->container->view->render(
$response,
'video.tpl',
[
'video' => $video,
'class' => 'video',
'title' => $video->title,
'description' => 'Download "'.$video->title.'" from '.$video->extractor_key,
]
);
}
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}
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} else {
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return $response->withRedirect($this->container->get('router')->pathFor('index'));
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}
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}
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/**
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* Display an error page.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
* @param \Exception $exception Error to display
*
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* @return Response HTTP response
*/
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public function error(Request $request, Response $response, \Exception $exception)
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{
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if ($this->container instanceof Container) {
$this->container->view->render(
$response,
'error.tpl',
[
'errors' => $exception->getMessage(),
'class' => 'video',
'title' => 'Error',
]
);
}
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return $response->withStatus(500);
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}
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/**
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* Redirect to video file.
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*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
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* @return Response HTTP response
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*/
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public function redirect(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
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if (isset($params['url'])) {
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try {
$url = $this->download->getURL($params['url'], $request->getParam('format'), $this->sessionSegment->getFlash($params['url']));
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return $response->withRedirect($url);
} catch (PasswordException $e) {
return $response->withRedirect($this->container->get('router')->pathFor('video').'?url='.urlencode($params['url']));
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} catch (\Exception $e) {
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$response->getBody()->write($e->getMessage());
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return $response->withHeader('Content-Type', 'text/plain');
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}
}
}
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/**
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* Output JSON info about the video.
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*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
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* @return Response HTTP response
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*/
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public function json(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
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if (isset($params['url'])) {
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try {
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$video = $this->download->getJSON($params['url']);
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return $response->withJson($video);
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} catch (\Exception $e) {
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return $response->withJson(
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['success' => false, 'error' => $e->getMessage()]
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);
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}
}
}
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}