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<?php
namespace YouTube\Responses;
use YouTube\Models\InitialPlayerResponse;
use YouTube\Models\VideoInfo;
use YouTube\Models\YouTubeConfigData;
use YouTube\Utils\Utils;
class WatchVideoPage extends HttpResponse
{
public function isTooManyRequests()
{
return
strpos($this->getResponseBody(), 'We have been receiving a large volume of requests') !== false ||
strpos($this->getResponseBody(), 'systems have detected unusual traffic') !== false ||
strpos($this->getResponseBody(), '/recaptcha/') !== false;
}
public function isVideoNotFound()
{
return strpos($this->getResponseBody(), '<title> - YouTube</title>') !== false;
}
public function hasPlayableVideo()
{
$playerResponse = $this->getPlayerResponse();
return $this->getResponse()->status == 200 && $playerResponse->isPlayabilityStatusOkay();
}
/**
* Look for a player script URL. E.g:
* <script src="//s.ytimg.com/yts/jsbin/player-fr_FR-vflHVjlC5/base.js" name="player/base"></script>
*
* @return string|null
*/
public function getPlayerScriptUrl()
{
// check what player version that video is using
if (preg_match('@<script\s*src="([^"]+player[^"]+js)@', $this->getResponseBody(), $matches)) {
return Utils::relativeToAbsoluteUrl($matches[1], 'https://www.youtube.com');
}
return null;
}
// returns very similar response to what you get when you query /youtubei/v1/player
public function getPlayerResponse()
{
// $re = '/ytplayer.config\s*=\s*([^\n]+});ytplayer/i';
// $re = '/player_response":"(.*?)\"}};/';
$re = '/ytInitialPlayerResponse\s*=\s*({.+?})\s*;/i';
if (preg_match($re, $this->getResponseBody(), $matches)) {
$data = json_decode($matches[1], true);
return new InitialPlayerResponse($data);
}
return null;
}
public function getYouTubeConfigData()
{
if (preg_match('/ytcfg.set\(({.*?})\)/', $this->getResponseBody(), $matches)) {
$data = json_decode($matches[1], true);
return new YouTubeConfigData($data);
}
return null;
}
protected function getInitialData()
{
// TODO: this does not appear for mobile
if (preg_match('/ytInitialData\s*=\s*({.+?})\s*;/i', $this->getResponseBody(), $matches)) {
$json = $matches[1];
return json_decode($json, true);
}
return null;
}
/**
* @return VideoInfo
*/
public function getVideoInfo()
{
$playerResponse = $this->getPlayerResponse();
if ($playerResponse) {
$playerResponse = $playerResponse->all();
}
$thumbnails = Utils::arrayGet($playerResponse, 'videoDetails.thumbnail.thumbnails', []);
$thumbnail_url = null;
$thumb_max_width = 0;
foreach ($thumbnails as $thumbnail) {
if ($thumbnail['width'] > $thumb_max_width) {
$thumbnail_url = $thumbnail['url'];
$thumb_max_width = $thumbnail['width'];
}
}
$data = array(
'id' => Utils::arrayGet($playerResponse, 'videoDetails.videoId'),
'channelId' => Utils::arrayGet($playerResponse, 'videoDetails.channelId'),
'channelTitle' => Utils::arrayGet($playerResponse, 'videoDetails.author'),
'title' => Utils::arrayGet($playerResponse, 'videoDetails.title'),
'description' => Utils::arrayGet($playerResponse, 'videoDetails.shortDescription'),
'pageUrl' => $this->getResponse()->info->url,
'uploadDate' => Utils::arrayGet($playerResponse, 'microformat.playerMicroformatRenderer.uploadDate'),
'viewCount' => Utils::arrayGet($playerResponse, 'videoDetails.viewCount'),
'thumbnail' => $thumbnail_url,
'duration' => Utils::arrayGet($playerResponse, 'videoDetails.lengthSeconds'),
'keywords' => Utils::arrayGet($playerResponse, 'videoDetails.keywords', []),
'regionsAllowed' => Utils::arrayGet($playerResponse, 'microformat.playerMicroformatRenderer.availableCountries', [])
);
return new VideoInfo($data);
}
}