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Work on twitch.tv chapters (#810)

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This commit is contained in:
Philipp Hagemeister 2013-05-04 10:33:34 +02:00
parent 09dd418f53
commit 0e16f09474
1 changed files with 40 additions and 9 deletions
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49
youtube_dl/InfoExtractors.py
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@ -3304,7 +3304,13 @@ class JustinTVIE(InfoExtractor):
# starts at 1 and increases. Can we treat all parts as one video?
_VALID_URL = r"""(?x)^(?:http://)?(?:www\.)?(?:twitch|justin)\.tv/
([^/]+)(?:/b/([^/]+))?/?(?:\#.*)?$"""
(?:
(?P<channelid>[^/]+)|
(?:(?:[^/]+)/b/(?P<videoid>[^/]+))|
(?:(?:[^/]+)/c/(?P<chapterid>[^/]+))
)
/?(?:\#.*)?$
"""
_JUSTIN_PAGE_LIMIT = 100
IE_NAME = u'justin.tv'
@ -3346,18 +3352,43 @@ class JustinTVIE(InfoExtractor):
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
self._downloader.report_error(u'invalid URL: %s' % url)
return
raise ExtractorError(u'invalid URL: %s' % url)
api = 'http://api.justin.tv'
video_id = mobj.group(mobj.lastindex)
api_base = 'http://api.justin.tv'
paged = False
if mobj.lastindex == 1:
if mobj.group('channelid'):
paged = True
api += '/channel/archives/%s.json'
video_id = mobj.group('channelid')
api = api_base + '/channel/archives/%s.json' % video_id
elif mobj.group('chapterid'):
chapter_id = mobj.group('chapterid')
# youtube-dl -v http://www.twitch.tv/firmbelief/c/1757457
webpage = self._download_webpage(url, chapter_id)
m = re.search(r'PP\.archive_id = "([0-9]+)";', webpage)
if not m:
raise ExtractorError('Cannot find archive of a chapter')
archive_id = m.group(1)
api = api_base + '/broadcast/by_chapter/%s.json' % chapter_id
chapter_info_json = self._download_webpage(api, chapter_id,
note='Downloading chapter information',
errnote='Chapter information download failed')
chapter_info = json.loads(chapter_info_json)
video_info = filter(lambda ci: str(ci['id']) == archive_id, chapter_info)
video_url = 'TODO:SERVER_NAME' + '/archives/' + vi['file_name'] + '?start=TODO:startid'
# Result: http://store36.media36.justin.tv/archives/2012-12-2/live_user_firmbelief_1354484906.flv?start=51670615
# (this may not be playable, may need to craft some additional headers)
# TODO: title ("GOD", from webpage?)
# TODO: ext (from vi['file_name'])
# print(json.dumps(video_info, indent=2))
# return
raise NotImplementedError('twitch.tv chapters are not yet supported, sorry (See https://github.com/rg3/youtube-dl/issues/810 )')
else:
api += '/broadcast/by_archive/%s.json'
api = api % (video_id,)
video_id = mobj.group('videoid')
api = api_base + '/broadcast/by_archive/%s.json' % video_id
self.report_extraction(video_id)