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[yahoo] Process query result embedded in webpage

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This commit is contained in:
Sergey M․ 2015-09-10 02:49:33 +06:00
parent 133a2b4ac2
commit 364ca0582e
1 changed files with 48 additions and 15 deletions
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63
youtube_dl/extractor/yahoo.py
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@ -144,6 +144,20 @@ class YahooIE(InfoExtractor):
}, {
'url': 'https://tw.news.yahoo.com/-100120367.html',
'only_matching': True,
}, {
# Query result is embedded in webpage, but explicit request to video API fails with geo restriction
'url': 'https://screen.yahoo.com/community/communitary-community-episode-1-ladders-154501237.html',
'info_dict': {
'id': '1f32853c-a271-3eef-8cb6-f6d6872cb504',
'ext': 'mp4',
'title': 'Communitary - Community Episode 1: Ladders',
'description': 'md5:8fc39608213295748e1e289807838c97',
'duration': 1646,
},
'params': {
# m3u8 download
'skip_download': True,
},
}
]
@ -171,6 +185,19 @@ class YahooIE(InfoExtractor):
if nbc_sports_url:
return self.url_result(nbc_sports_url, 'NBCSportsVPlayer')
# Query result is often embedded in webpage as JSON. Sometimes explicit requests
# to video API results in a failure with geo restriction reason therefore using
# embedded query result when present sounds reasonable.
config_json = self._search_regex(
r'window\.Af\.bootstrap\[[^\]]+\]\s*=\s*({.*?"applet_type"\s*:\s*"td-applet-videoplayer".*?});(?:</script>|$)',
webpage, 'videoplayer applet', default=None)
if config_json:
config = self._parse_json(config_json, display_id, fatal=False)
if config:
sapi = config.get('models', {}).get('applet_model', {}).get('data', {}).get('sapi')
if sapi:
return self._extract_info(display_id, sapi, webpage)
items_json = self._search_regex(
r'mediaItems: ({.*?})$', webpage, 'items', flags=re.MULTILINE,
default=None)
@ -190,22 +217,10 @@ class YahooIE(InfoExtractor):
video_id = info['id']
return self._get_info(video_id, display_id, webpage)
def _get_info(self, video_id, display_id, webpage):
region = self._search_regex(
r'\\?"region\\?"\s*:\s*\\?"([^"]+?)\\?"',
webpage, 'region', fatal=False, default='US')
data = compat_urllib_parse.urlencode({
'protocol': 'http',
'region': region,
})
query_url = (
'https://video.media.yql.yahoo.com/v1/video/sapi/streams/'
'{id}?{data}'.format(id=video_id, data=data))
query_result = self._download_json(
query_url, display_id, 'Downloading video info')
info = query_result['query']['results']['mediaObj'][0]
def _extract_info(self, display_id, query, webpage):
info = query['query']['results']['mediaObj'][0]
meta = info.get('meta')
video_id = info.get('id')
if not meta:
msg = info['status'].get('msg')
@ -231,6 +246,9 @@ class YahooIE(InfoExtractor):
'ext': 'flv',
})
else:
if s.get('format') == 'm3u8_playlist':
format_info['protocol'] = 'm3u8_native'
format_info['ext'] = 'mp4'
format_url = compat_urlparse.urljoin(host, path)
format_info['url'] = format_url
formats.append(format_info)
@ -264,6 +282,21 @@ class YahooIE(InfoExtractor):
'subtitles': subtitles,
}
def _get_info(self, video_id, display_id, webpage):
region = self._search_regex(
r'\\?"region\\?"\s*:\s*\\?"([^"]+?)\\?"',
webpage, 'region', fatal=False, default='US')
data = compat_urllib_parse.urlencode({
'protocol': 'http',
'region': region,
})
query_url = (
'https://video.media.yql.yahoo.com/v1/video/sapi/streams/'
'{id}?{data}'.format(id=video_id, data=data))
query_result = self._download_json(
query_url, display_id, 'Downloading video info')
return self._extract_info(display_id, query_result, webpage)
class YahooSearchIE(SearchInfoExtractor):
IE_DESC = 'Yahoo screen search'