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Request video content length when it is not yet provided

This commit is contained in:
Bodhi Mulders (BeMacized) 2020-02-21 19:26:22 +01:00
parent d4b34632d8
commit e9b67691ef
1 changed files with 26 additions and 9 deletions
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35
lib/src/youtube_explode_base.dart
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@ -63,8 +63,10 @@ class YoutubeExplode {
}
url ??= Uri.parse(urlString);
var contentLength =
_parseContentLength(streamInfoJson['contentLength'], urlString);
var contentLength = await _parseContentLength(
streamInfoJson['contentLength'],
urlString,
);
// Extract container
var mimeType = ContentType.parse(streamInfoJson['mimeType'] as String);
@ -125,8 +127,10 @@ class YoutubeExplode {
}
url ??= Uri.parse(urlString);
var contentLength =
_parseContentLength(streamInfoJson['contentLength'], urlString);
var contentLength = await _parseContentLength(
streamInfoJson['contentLength'],
urlString,
);
// Extract container
var mimeType = ContentType.parse(streamInfoJson['mimeType'] as String);
@ -323,18 +327,31 @@ class YoutubeExplode {
duration, keyWords, statistics);
}
int _parseContentLength(String contentLengthString, String url) {
var contentLength = int.tryParse(contentLengthString) ?? -1;
Future<int> _parseContentLength(
String contentLengthString, String url) async {
var contentLength = int.tryParse(contentLengthString ?? '') ?? -1;
if (contentLength <= 0) {
contentLength = _contentLenRegexp?.firstMatch(url)?.group(1) ?? -1;
}
if (contentLength <= 0) {
// TODO: Implement get request to get length.
// print('Not implemented');
contentLength = await _requestContentLength(url);
}
return contentLength;
}
Future<int> _requestContentLength(String url) async {
var resp;
try {
resp = await http.head(url);
} on Exception catch (e) {
return -1;
}
return contentLength;
if (!resp.headers.containsKey('content-length')) return -1;
String contentLengthString = resp.headers['content-length'];
return int.tryParse(contentLengthString ?? '') ?? -1;
}
Future<Document> _getVideoWatchPageHtml(String videoId) async {