350 lines
11 KiB
PHP
350 lines
11 KiB
PHP
<?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\CspMiddleware;
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use Alltube\Library\Exception\PasswordException;
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use Alltube\Library\Exception\AlltubeLibraryException;
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use Alltube\Library\Exception\WrongPasswordException;
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use Alltube\Locale;
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use Exception;
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use Slim\Http\StatusCode;
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use Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer;
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use Throwable;
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use Psr\Container\ContainerInterface;
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use Slim\Http\Request;
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use Slim\Http\Response;
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use Slim\Views\Smarty;
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/**
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* Main controller.
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*/
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class FrontController extends BaseController
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{
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/**
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* Smarty view.
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*
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* @var Smarty
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*/
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private $view;
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/**
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* BaseController constructor.
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*
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* @param ContainerInterface $container Slim dependency container
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*/
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public function __construct(ContainerInterface $container)
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{
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parent::__construct($container);
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$this->view = $this->container->get('view');
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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
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* @param Response $response PSR-7 response
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*
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* @return Response HTTP response
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*/
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public function index(Request $request, Response $response)
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{
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$uri = $request->getUri()->withUserInfo('');
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$this->view->render(
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$response,
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'index.tpl',
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[
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'config' => $this->config,
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'class' => 'index',
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'description' => $this->localeManager->t(
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'Easily download videos from Youtube, Dailymotion, Vimeo and other websites.'
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),
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'domain' => $uri->getScheme() . '://' . $uri->getAuthority(),
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'canonical' => $this->getCanonicalUrl($request),
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'supportedLocales' => $this->localeManager->getSupportedLocales(),
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'locale' => $this->localeManager->getLocale(),
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]
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);
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return $response;
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}
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/**
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* Switch locale.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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* @param string[] $data Query parameters
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*
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* @return Response
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*/
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public function locale(Request $request, Response $response, array $data)
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{
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$this->localeManager->setLocale(new Locale($data['locale']));
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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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* Display a list of extractors.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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*
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* @return Response HTTP response
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* @throws AlltubeLibraryException
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*/
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public function extractors(Request $request, Response $response)
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{
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$this->view->render(
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$response,
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'extractors.tpl',
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[
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'config' => $this->config,
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'extractors' => $this->downloader->getExtractors(),
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'class' => 'extractors',
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'title' => $this->localeManager->t('Supported websites'),
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'description' => $this->localeManager->t('List of all supported websites from which Alltube Download ' .
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'can extract video or audio files'),
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'canonical' => $this->getCanonicalUrl($request),
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'locale' => $this->localeManager->getLocale(),
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]
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);
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return $response;
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}
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/**
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* Display a password prompt.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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*
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* @return Response HTTP response
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*/
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public function password(Request $request, Response $response)
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{
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$this->view->render(
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$response,
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'password.tpl',
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[
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'config' => $this->config,
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'class' => 'password',
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'title' => $this->localeManager->t('Password prompt'),
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'description' => $this->localeManager->t(
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'You need a password in order to download this video with Alltube Download'
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),
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'canonical' => $this->getCanonicalUrl($request),
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'locale' => $this->localeManager->getLocale(),
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]
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);
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return $response->withStatus(StatusCode::HTTP_FORBIDDEN);
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}
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/**
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* Return the video description page.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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*
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* @return Response HTTP response
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* @throws AlltubeLibraryException
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*/
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private function getInfoResponse(Request $request, Response $response)
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{
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try {
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$this->video->getJson();
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} catch (PasswordException $e) {
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return $this->password($request, $response);
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} catch (WrongPasswordException $e) {
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return $this->displayError($request, $response, $this->localeManager->t('Wrong password'));
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}
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if (isset($this->video->entries)) {
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$template = 'playlist.tpl';
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} else {
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$template = 'info.tpl';
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}
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$title = $this->localeManager->t('Video download');
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$description = $this->localeManager->t(
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'Download video from @extractor',
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['@extractor' => $this->video->extractor_key]
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);
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if (isset($this->video->title)) {
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$title = $this->video->title;
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$description = $this->localeManager->t(
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'Download @title from @extractor',
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[
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'@title' => $this->video->title,
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'@extractor' => $this->video->extractor_key
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]
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);
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}
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$this->view->render(
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$response,
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$template,
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[
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'video' => $this->video,
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'class' => 'info',
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'title' => $title,
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'description' => $description,
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'config' => $this->config,
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'canonical' => $this->getCanonicalUrl($request),
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'locale' => $this->localeManager->getLocale(),
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'defaultFormat' => $this->defaultFormat,
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]
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);
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return $response;
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}
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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
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* @param Response $response PSR-7 response
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*
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* @return Response HTTP response
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* @throws AlltubeLibraryException
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*/
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public function info(Request $request, Response $response)
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{
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$url = $request->getQueryParam('url') ?: $request->getQueryParam('v');
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if (isset($url) && !empty($url)) {
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$this->video = $this->downloader->getVideo($url, $this->getFormat($request), $this->getPassword($request));
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if ($this->config->convert && $request->getQueryParam('audio')) {
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// We skip the info page and get directly to the download.
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return $response->withRedirect(
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$this->container->get('router')->pathFor('download') .
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'?' . http_build_query($request->getQueryParams())
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);
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} else {
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return $this->getInfoResponse($request, $response);
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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 user-friendly error.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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* @param string $message Error message
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*
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* @return Response HTTP response
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*/
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protected function displayError(Request $request, Response $response, string $message)
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{
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$this->view->render(
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$response,
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'error.tpl',
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[
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'config' => $this->config,
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'error' => $message,
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'class' => 'video',
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'title' => $this->localeManager->t('Error'),
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'canonical' => $this->getCanonicalUrl($request),
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'locale' => $this->localeManager->getLocale(),
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]
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);
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return $response->withStatus(StatusCode::HTTP_INTERNAL_SERVER_ERROR);
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}
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/**
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* @param Request $request
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* @param Response $response
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* @return Response
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*/
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public function notFound(Request $request, Response $response)
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{
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return $this->displayError($request, $response, $this->localeManager->t('Page not found'))
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->withStatus(StatusCode::HTTP_NOT_FOUND);
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}
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/**
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* @param Request $request
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* @param Response $response
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* @return Response
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*/
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public function notAllowed(Request $request, Response $response)
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{
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return $this->displayError($request, $response, $this->localeManager->t('Method not allowed'))
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->withStatus(StatusCode::HTTP_METHOD_NOT_ALLOWED);
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}
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/**
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* Display an error page.
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*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
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* @param Throwable $error Error to display
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*
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* @return Response HTTP response
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*/
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public function error(Request $request, Response $response, Throwable $error)
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{
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$this->logger->error($error);
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// We apply the CSP manually because middlewares are not called on error pages.
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$cspMiddleware = new CspMiddleware($this->container);
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/** @var Response $response */
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$response = $cspMiddleware->applyHeader($response);
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if ($this->config->debug) {
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$renderer = new HtmlErrorRenderer(true);
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$exception = $renderer->render($error);
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$response->getBody()->write($exception->getAsString());
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foreach ($exception->getHeaders() as $header => $value) {
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$response = $response->withHeader($header, $value);
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}
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return $response->withStatus($exception->getStatusCode());
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} else {
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if ($error instanceof Exception) {
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$message = $error->getMessage();
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} else {
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$message = '';
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}
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return $this->displayError($request, $response, $message);
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}
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}
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/**
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* Generate the canonical URL of the current page.
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*
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* @param Request $request PSR-7 Request
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*
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* @return string URL
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*/
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private function getCanonicalUrl(Request $request)
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{
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$uri = $request->getUri();
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$return = 'https://alltubedownload.net/';
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$path = $uri->getPath();
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if ($path != '/') {
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$return .= $path;
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}
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$query = $uri->getQuery();
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if (!empty($query)) {
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$return .= '?' . $query;
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}
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return $return;
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}
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}
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