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<?php |
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namespace Tartana\Host; |
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use GuzzleHttp\Psr7\Request; |
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use Tartana\Entity\Download; |
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use Tartana\Host\Common\Http; |
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class Youtubecom extends Http |
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{ |
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public function fetchDownloadInfo (array $downloads) |
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{ |
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foreach ($downloads as $download) |
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{ |
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// Connection check |
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try |
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{ |
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$data = $this->getStreamData($download); |
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if (! empty($data['title']) && empty($download->getFileName())) |
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{ |
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$download->setFileName($this->makeSafe($data['title'] . '.mp4')); |
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} |
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if (key_exists('errorcode', $data) && $data['errorcode'] > 0&&key_exists('reason', $data)) |
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{ |
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$download->setMessage($data['reason']); |
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$download->setState(Download::STATE_DOWNLOADING_ERROR); |
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} |
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} |
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catch (\Exception $e) |
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{ |
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$this->log('Exception fetching head for connection test: ' . $e->getMessage()); |
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$download->setMessage('TARTANA_DOWNLOAD_MESSAGE_INVALID_URL'); |
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$download->setState(Download::STATE_DOWNLOADING_ERROR); |
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} |
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} |
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} |
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protected function getUrlToDownload (Download $download) |
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{ |
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$data = $this->getStreamData($download); |
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if (! key_exists('url_encoded_fmt_stream_map', $data)) |
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{ |
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return null; |
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} |
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foreach (explode(',', $data['url_encoded_fmt_stream_map']) as $streamData) |
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{ |
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parse_str($streamData, $streamData); |
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if (key_exists('url', $streamData)) |
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{ |
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$url = urldecode($streamData['url']); |
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$this->log('Youtube real url: ' . $url); |
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return $url; |
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} |
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} |
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return null; |
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} |
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private function getStreamData (Download $download) |
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{ |
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if (preg_match('%(?:youtube(?:-nocookie)?\.com/(?:[^/]+/.+/|(?:v|e(?:mbed)?)/|.*[?&]v=)|youtu\.be/)([^"&?/ ]{11})%i', $download->getLink(), |
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$match)) |
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{ |
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// Getting the link information |
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$res = $this->getClient()->request('get', 'http://www.youtube.com/get_video_info?video_id=' . $match[1]); |
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parse_str($res->getBody()->getContents(), $videoData); |
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return $videoData; |
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} |
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return [ |
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'title' => '', |
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'url_encoded_fmt_stream_map' => '' |
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]; |
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} |
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/** |
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* |
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* @param string $file |
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* @return string |
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* @see http://stackoverflow.com/questions/2668854/sanitizing-strings-to-make-them-url-and-filename-safe |
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* @see http://stackoverflow.com/a/24812812/356375 |
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*/ |
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private function makeSafe ($file) |
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{ |
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// Remove any trailing dots, as those aren't ever valid file names. |
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$file = rtrim($file, '.'); |
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$regex = array( |
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'#(\.){2,}#', |
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'#[^A-Za-z0-9\.\_\- ]#', |
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'#^\.#' |
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); |
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return trim(preg_replace($regex, '', $file)); |
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} |
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} |
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C-Sparrow /
Tartana
