私はYoutubeのビデオをホスティングスペースに直接ダウンロードしようとしています。自分のPC上のxamppのようなローカルサーバ上でスクリプトを試してみるとうまくいく。しかし、私は000webhostingでスクリプトを試してもうまくいきません。これは、エラーは以下のようなものです。このyoutube videos download to PHP to server
See the problem i am having in this screen shot
のようなエラーが表示されます。
Uh oh, it looks like an error occurred: No MP4 video source was able to be located.
以下は、YouTubeのビデオをダウンロードするためのPHPコードです。
<?php
// What YouTube URL was provided to us?
$url = (string) @$_GET['url'];
/**
* Define a function to extract a YouTube Video ID from a URL.
*
* @param string $url A YouTube Video URL
* @return mixed If successful, will return a string. If failed, will return NULL
*/
function getYouTubeVideoIdFromUrl($url)
{
preg_match("/^(?:http(?:s)?:\/\/)?(?:www\.)?(?:m\.)?(?:youtu\.be\/|youtube\.com\/(?:(?:watch)?\?(?:.*&)?v(?:i)?=|(?:embed|v|vi|user)\/))([^\?&\"'>]+)/", $url, $matches);
// If this match exists.
if (sizeof($matches) >= 2 && strlen($matches[1]))
{
return $matches[1];
}
return NULL;
}
/**
* Define a function to extract a YouTube encoded stream URL.
*
* @param array $streams An array of streams provided to us from YouTube's "get_video_info" page.
* @return mixed If successful, will return the MP4 stream URL. If failed, will return NULL
*/
function getMP4FromEncodedStream($streams)
{
foreach($streams as $stream)
{
// Decode this stream's data.
parse_str($stream, $data);
// If we found our MP4 stream source.
if (stripos($data['type'], 'video/mp4') === 0)
{
return $data['url'];
}
}
// We didn't find any, whoops..
return NULL;
}
// Try to validate their request.
try
{
// If an invalid YouTube URL was provided.
if (($videoId = getYouTubeVideoIdFromUrl($url)) === NULL)
{
throw new Exception('An invalid YouTube Video URL was provided.');
}
// Retrieve all information pertaining to this Video; more specifically, we're looking for the encoded video streams.
parse_str(file_get_contents('http://youtube.com/get_video_info?video_id=' . $videoId), $videoData);
// If there's a problem extracting information.
if (@$videoData['status'] == 'fail')
{
throw new Exception($videoData['reason']);
}
// Were we able to locate an encoded stream in MP4 format?
if (($streamUrl = getMP4FromEncodedStream(explode(',', $videoData['url_encoded_fmt_stream_map']))) === NULL)
{
throw new Exception('No MP4 video source was able to be located.');
}
// Where will we be saving this Video?
$saveAs = dirname(__FILE__) . '/' . $videoId . '.mp4';
// Try to open the encoded video stream URL.
if ($read = @fopen($streamUrl, 'r'))
{
// Open the file we want to save to.
$write = @fopen($saveAs, 'w');
// Write the stream to our file.
$streamReturn = stream_copy_to_stream($read, $write);
// Close our files.
@fclose($read);
@fclose($write);
// If we were unable to copy from stream.
if ($streamReturn === false)
{
throw new Exception('We were unable to copy this from the stream.');
}
}
// If our new file doesn't exist, we have a problem.
if ([email protected]_exists($saveAs))
{
throw new Exception('We encountered an issue saving this Video.');
}
// Everything saved properly, let them know there they can see their file.
print 'Your Video <strong>' . $videoId . '</strong> has been saved to <strong>' . $saveAs . '</strong>';
}
// If something went wrong.
catch(Exception $e)
{
print '<strong>Uh oh, it looks like an error occurred:</strong> ' . $e->getMessage();
}
?>
すべてを行う必要があるウェブサーバーにこのスクリプトをコピーして、次のいずれかのようなURLでファイルを実行している:すべてがうまく機能しているが、ビデオがダウンロードされていない
http://www.mywebserver.com/youtube-downloader.php?url=https://www.youtube.com/watch?v=dQw4w9WgXcQ
http://www.mywebserver.com/youtube-downloader.php?url=https://youtu.be/dQw4w9WgXcQ
あなたは以下の使用できるオンラインサーバーに、スペースをホスティング..
助け..事前に 感謝..
すべての '@'を削除し、エラーがないかどうか確認してください。 – apokryfos
最初に[YouTubeの利用規約](https://www.youtube.com/static?template=terms)をお読みください。 – wormi4ok
okk ..私は試してみます –