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\Exception\PasswordException;
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use Alltube\Locale;
use Alltube\Video;
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use Symfony\Component\ErrorHandler\ErrorRenderer\HtmlErrorRenderer;
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use Throwable;
use Exception;
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use Psr\Container\ContainerInterface;
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use Slim\Http\Request;
use Slim\Http\Response;
use Slim\Views\Smarty;
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/**
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* Main controller.
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*/
class FrontController extends BaseController
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{
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/**
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* Smarty view.
*
* @var Smarty
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*/
private $view;
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/**
* BaseController constructor.
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*
* @param ContainerInterface $container Slim dependency container
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*/
public function __construct(ContainerInterface $container)
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{
parent::__construct($container);
$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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* @return Response HTTP response
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*/
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public function index(Request $request, Response $response)
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{
$uri = $request->getUri()->withUserInfo('');
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$this->view->render(
$response,
'index.tpl',
[
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'config' => $this->config,
'class' => 'index',
'description' => $this->localeManager->t(
'Easily download videos from Youtube, Dailymotion, Vimeo and other websites.'
),
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'domain' => $uri->getScheme() . '://' . $uri->getAuthority(),
'canonical' => $this->getCanonicalUrl($request),
'supportedLocales' => $this->localeManager->getSupportedLocales(),
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'locale' => $this->localeManager->getLocale(),
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]
);
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return $response;
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}
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/**
* Switch locale.
*
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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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*
* @return Response
*/
public function locale(Request $request, Response $response, array $data)
{
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$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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* 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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* @return Response HTTP response
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* @throws PasswordException
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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(
$response,
'extractors.tpl',
[
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'config' => $this->config,
'extractors' => Video::getExtractors(),
'class' => 'extractors',
'title' => $this->localeManager->t('Supported websites'),
'description' => $this->localeManager->t('List of all supported websites from which Alltube Download ' .
'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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return $response;
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}
/**
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* Display a password prompt.
*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
*
* @return Response HTTP response
*/
public function password(Request $request, Response $response)
{
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$this->view->render(
$response,
'password.tpl',
[
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'config' => $this->config,
'class' => 'password',
'title' => $this->localeManager->t('Password prompt'),
'description' => $this->localeManager->t(
'You need a password in order to download this video with Alltube Download'
),
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'canonical' => $this->getCanonicalUrl($request),
'locale' => $this->localeManager->getLocale(),
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]
);
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return $response;
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}
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/**
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* Return the video description page.
*
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* @param Request $request PSR-7 request
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* @param Response $response PSR-7 response
*
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* @return Response HTTP response
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*/
private function getInfoResponse(Request $request, Response $response)
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{
try {
$this->video->getJson();
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} catch (PasswordException $e) {
return $this->password($request, $response);
}
if (isset($this->video->entries)) {
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$template = 'playlist.tpl';
} else {
$template = 'info.tpl';
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}
$title = $this->localeManager->t('Video download');
$description = $this->localeManager->t(
'Download video from @extractor',
['@extractor' => $this->video->extractor_key]
);
if (isset($this->video->title)) {
$title = $this->video->title;
$description = $this->localeManager->t(
'Download @title from @extractor',
[
'@title' => $this->video->title,
'@extractor' => $this->video->extractor_key
]
);
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}
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$this->view->render(
$response,
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$template,
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[
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'video' => $this->video,
'class' => 'info',
'title' => $title,
'description' => $description,
'config' => $this->config,
'canonical' => $this->getCanonicalUrl($request),
'locale' => $this->localeManager->getLocale(),
'defaultFormat' => $this->defaultFormat,
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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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* @return Response HTTP response
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*/
public function info(Request $request, Response $response)
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{
$url = $request->getQueryParam('url') ?: $request->getQueryParam('v');
if (isset($url) && !empty($url)) {
$this->video = new Video($url, $this->getFormat($request), $this->getPassword($request));
if ($this->config->convert && $request->getQueryParam('audio')) {
// We skip the info page and get directly to the download.
return $response->withRedirect(
$this->container->get('router')->pathFor('download') .
'?' . http_build_query($request->getQueryParams())
);
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} else {
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 error page.
*
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* @param Request $request PSR-7 request
* @param Response $response PSR-7 response
* @param Throwable $error Error to display
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*
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* @return Response HTTP response
*/
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public function error(Request $request, Response $response, Throwable $error)
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{
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if ($this->config->debug) {
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$renderer = new HtmlErrorRenderer(true);
$exception = $renderer->render($error);
$response->getBody()->write($exception->getAsString());
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return $response->withStatus($exception->getStatusCode());
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} else {
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if ($error instanceof Exception) {
$message = $error->getMessage();
} else {
$message = '';
}
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$this->view->render(
$response,
'error.tpl',
[
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'config' => $this->config,
'error' => $message,
'class' => 'video',
'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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return $response->withStatus(500);
}
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}
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/**
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* Generate the canonical URL of the current page.
*
* @param Request $request PSR-7 Request
*
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* @return string URL
*/
private function getCanonicalUrl(Request $request)
{
$uri = $request->getUri();
$return = 'https://alltubedownload.net/';
$path = $uri->getPath();
if ($path != '/') {
$return .= $path;
}
$query = $uri->getQuery();
if (!empty($query)) {
$return .= '?' . $query;
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}
return $return;
}
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}