alltube/controllers/FrontController.php
Pierre Rudloff 4b99f03e0d Lint
2016-09-11 19:03:51 +02:00

231 lines
6.7 KiB
PHP

<?php
/**
* FrontController class.
*/
namespace Alltube\Controller;
use Alltube\Config;
use Alltube\VideoDownload;
use Slim\Container;
use Slim\Http\Request;
use Slim\Http\Response;
use Slim\Http\Stream;
/**
* Main controller.
*/
class FrontController
{
/**
* Config instance.
*
* @var Config
*/
private $config;
/**
* VideoDownload instance.
*
* @var VideoDownload
*/
private $download;
/**
* Slim dependency container.
*
* @var Container
*/
private $container;
/**
* FrontController constructor.
*
* @param Container $container Slim dependency container
*/
public function __construct(Container $container)
{
$this->config = Config::getInstance();
$this->download = new VideoDownload();
$this->container = $container;
}
/**
* Display index page.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return void
*/
public function index(Request $request, Response $response)
{
$this->container->view->render(
$response,
'index.tpl',
[
'convert' => $this->config->convert,
'class' => 'index',
'description' => 'Easily download videos from Youtube, Dailymotion, Vimeo and other websites.',
]
);
}
/**
* Display a list of extractors.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return void
*/
public function extractors(Request $request, Response $response)
{
$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',
]
);
}
/**
* Dislay information about the video.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return Response HTTP response
*/
public function video(Request $request, Response $response)
{
$params = $request->getQueryParams();
$this->config = Config::getInstance();
if (isset($params['url'])) {
if (isset($params['audio'])) {
try {
return $this->getStream($params['url'], 'mp3[protocol^=http]', $response, $request);
} catch (\Exception $e) {
$response = $response->withHeader(
'Content-Disposition',
'attachment; filename="'.
$this->download->getAudioFilename($params['url'], 'bestaudio/best').'"'
);
$response = $response->withHeader('Content-Type', 'audio/mpeg');
if ($request->isGet()) {
$process = $this->download->getAudioStream($params['url'], 'bestaudio/best');
$response = $response->withBody(new Stream($process));
}
return $response;
}
} else {
$video = $this->download->getJSON($params['url']);
$this->container->view->render(
$response,
'video.tpl',
[
'video' => $video,
'class' => 'video',
'title' => $video->title,
'description' => 'Download "'.$video->title.'" from '.$video->extractor_key,
]
);
}
} else {
return $response->withRedirect($this->container->get('router')->pathFor('index'));
}
}
/**
* Display an error page.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
* @param \Exception $exception Error to display
*
* @return Response HTTP response
*/
public function error(Request $request, Response $response, \Exception $exception)
{
$this->container->view->render(
$response,
'error.tpl',
[
'errors' => $exception->getMessage(),
'class' => 'video',
'title' => 'Error',
]
);
return $response->withStatus(500);
}
private function getStream($url, $format, $response, $request)
{
if (!isset($format)) {
$format = 'best';
}
$video = $this->download->getJSON($url, $format);
$client = new \GuzzleHttp\Client();
$stream = $client->request('GET', $video->url, ['stream' => true]);
$response = $response->withHeader('Content-Disposition', 'attachment; filename="'.$video->_filename.'"');
$response = $response->withHeader('Content-Type', $stream->getHeader('Content-Type'));
$response = $response->withHeader('Content-Length', $stream->getHeader('Content-Length'));
if ($request->isGet()) {
$response = $response->withBody($stream->getBody());
}
return $response;
}
/**
* Redirect to video file.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return Response HTTP response
*/
public function redirect(Request $request, Response $response)
{
$params = $request->getQueryParams();
if (isset($params['url'])) {
try {
return $this->getStream($params['url'], $params['format'], $response, $request);
} catch (\Exception $e) {
$response->getBody()->write($e->getMessage());
return $response->withHeader('Content-Type', 'text/plain');
}
}
}
/**
* Output JSON info about the video.
*
* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
*
* @return Response HTTP response
*/
public function json(Request $request, Response $response)
{
$params = $request->getQueryParams();
if (isset($params['url'])) {
try {
$video = $this->download->getJSON($params['url']);
return $response->withJson($video);
} catch (\Exception $e) {
return $response->withJson(
['success' => false, 'error' => $e->getMessage()]
);
}
}
}
}