alltube/controllers/FrontController.php

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<?php
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/**
* FrontController class
*
* PHP Version 5.3.10
*
* @category Youtube-dl
* @package Youtubedl
* @author Pierre Rudloff <contact@rudloff.pro>
* @license GNU General Public License http://www.gnu.org/licenses/gpl.html
* @link http://rudloff.pro
* */
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namespace Alltube\Controller;
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use Alltube\VideoDownload;
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use Alltube\Config;
use Symfony\Component\Process\ProcessBuilder;
use Chain\Chain;
use Slim\Http\Stream;
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use Slim\Http\Request;
use Slim\Http\Response;
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/**
* Main controller
*
* PHP Version 5.3.10
*
* @category Youtube-dl
* @package Youtubedl
* @author Pierre Rudloff <contact@rudloff.pro>
* @license GNU General Public License http://www.gnu.org/licenses/gpl.html
* @link http://rudloff.pro
* */
class FrontController
{
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public function __construct($container)
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{
$this->config = Config::getInstance();
$this->download = new VideoDownload();
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$this->container = $container;
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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 $response)
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{
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$this->container->view->render(
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$response,
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'head.tpl',
array(
'class'=>'index',
'description'=>'Easily download videos from Youtube, Dailymotion, Vimeo and other websites.'
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)
);
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$this->container->view->render(
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$response,
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'header.tpl'
);
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$this->container->view->render(
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$response,
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'index.tpl',
array(
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'convert'=>$this->config->convert
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)
);
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$this->container->view->render($response, 'footer.tpl');
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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 $response)
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{
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$this->container->view->render(
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$response,
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'head.tpl',
array(
'class'=>'extractors',
'title'=>'Supported websites',
'description'
=>'List of all supported websites from which Alltube Download can extract video or audio files'
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)
);
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$this->container->view->render($response, 'header.tpl');
$this->container->view->render($response, 'logo.tpl');
$this->container->view->render(
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$response,
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'extractors.tpl',
array(
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'extractors'=>$this->download->listExtractors()
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)
);
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$this->container->view->render($response, 'footer.tpl');
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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 void
*/
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public function video(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
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$this->config = Config::getInstance();
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if (isset($params["url"])) {
if (isset($params['audio'])) {
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try {
return $this->getStream($params["url"], 'mp3[protocol^=http]', $response, $request);
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} catch (\Exception $e) {
$video = $this->download->getJSON($params["url"], 'bestaudio/best');
if (!shell_exec('which '.$this->config->avconv)) {
throw(new \Exception('Can\'t find avconv or ffmpeg'));
}
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$avconvProc = ProcessBuilder::create(
array(
$this->config->avconv,
'-v', 'quiet',
'-i', '-',
'-f', 'mp3',
'-vn',
'pipe:1'
)
);
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//Vimeo needs a correct user-agent
ini_set(
'user_agent',
$video->http_headers->{'User-Agent'}
);
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$response = $response->withHeader(
'Content-Disposition',
'attachment; filename="'.
html_entity_decode(
pathinfo(
$video->_filename,
PATHINFO_FILENAME
).'.mp3',
ENT_COMPAT,
'ISO-8859-1'
).'"'
);
$response = $response->withHeader('Content-Type', 'audio/mpeg');
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if (parse_url($video->url, PHP_URL_SCHEME) == 'rtmp') {
if (!shell_exec('which '.$this->config->rtmpdump)) {
throw(new \Exception('Can\'t find rtmpdump'));
}
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$builder = new ProcessBuilder(
array(
$this->config->rtmpdump,
'-q',
'-r',
$video->url,
'--pageUrl', $video->webpage_url
)
);
if (isset($video->player_url)) {
$builder->add('--swfVfy');
$builder->add($video->player_url);
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}
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if (isset($video->flash_version)) {
$builder->add('--flashVer');
$builder->add($video->flash_version);
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}
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if (isset($video->play_path)) {
$builder->add('--playpath');
$builder->add($video->play_path);
}
foreach ($video->rtmp_conn as $conn) {
$builder->add('--conn');
$builder->add($conn);
}
$chain = new Chain($builder->getProcess());
$chain->add('|', $avconvProc);
} else {
if (!shell_exec('which curl')) {
throw(new \Exception('Can\'t find curl'));
}
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$chain = new Chain(
ProcessBuilder::create(
array_merge(
array(
'curl',
'--silent',
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'--location',
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'--user-agent', $video->http_headers->{'User-Agent'},
$video->url
),
$this->config->curl_params
)
)
);
$chain->add('|', $avconvProc);
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}
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if ($request->isGet()) {
$response = $response->withBody(new Stream(popen($chain->getProcess()->getCommandLine(), 'r')));
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}
return $response;
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}
} else {
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$video = $this->download->getJSON($params["url"]);
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$this->container->view->render(
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$response,
'head.tpl',
array(
'class'=>'video',
'title'=>$video->title,
'description'=>'Download "'.$video->title.'" from '.$video->extractor_key
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)
);
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$this->container->view->render(
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$response,
'video.tpl',
array(
'video'=>$video
)
);
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$this->container->view->render($response, 'footer.tpl');
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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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public function error(Request $request, Response $response, \Exception $exception)
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{
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$this->container->view->render(
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$response,
'head.tpl',
array(
'class'=>'video',
'title'=>'Error'
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)
);
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$this->container->view->render(
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$response,
'error.tpl',
array(
'errors'=>$exception->getMessage()
)
);
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$this->container->view->render($response, 'footer.tpl');
return $response->withStatus(500);
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}
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private function getStream($url, $format, $response, $request)
{
if (!isset($format)) {
$format = 'best';
}
$video = $this->download->getJSON($url, $format);
$client = new \GuzzleHttp\Client();
$stream = $client->request('GET', $video->url, array('stream'=>true));
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$response = $response->withHeader('Content-Disposition', 'attachment; filename="'.$video->_filename.'"');
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$response = $response->withHeader('Content-Type', $stream->getHeader('Content-Type'));
$response = $response->withHeader('Content-Length', $stream->getHeader('Content-Length'));
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if ($request->isGet()) {
$response = $response->withBody($stream->getBody());
}
return $response;
}
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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 void
*/
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public function redirect(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
if (isset($params["url"])) {
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try {
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return $this->getStream($params["url"], $params["format"], $response, $request);
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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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/**
* 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 void
*/
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public function json(Request $request, Response $response)
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{
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$params = $request->getQueryParams();
if (isset($params["url"])) {
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try {
$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 $response->withJson(
array('success'=>false, 'error'=>$e->getMessage())
);
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}
}
}
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}