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Code Issues Releases Wiki Activity

Facebook - get timestamp from tahoe if missing.

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This commit is contained in:
Avi Peretz 2019-01-14 13:29:24 +02:00
parent 3b983ee471
commit 4303495ee8
1 changed files with 29 additions and 8 deletions
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37
youtube_dl/extractor/facebook.py
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@ -57,7 +57,8 @@ class FacebookIE(InfoExtractor):
_CHROME_USER_AGENT = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.97 Safari/537.36'
_VIDEO_PAGE_TEMPLATE = 'https://www.facebook.com/video/video.php?v=%s'
_VIDEO_PAGE_TAHOE_TEMPLATE = 'https://www.facebook.com/video/tahoe/async/%s/?chain=true&isvideo=true&payloadtype=primary'
_VIDEO_PAGE_TAHOE_TEMPLATE = 'https://www.facebook.com/video/tahoe/async/%s/?chain=true&isvideo=true&payloadtype=%s'
_TESTS = [{
'url': 'https://www.facebook.com/video.php?v=637842556329505&fref=nf',
@ -222,6 +223,10 @@ class FacebookIE(InfoExtractor):
'params': {
'skip_download': True,
},
}, {
# no timestamp
'url': 'https://www.facebook.com/ChickenShow1996/videos/2289288568020072/',
'only_matching': True,
}]
@staticmethod
@ -339,6 +344,7 @@ class FacebookIE(InfoExtractor):
video_id, transform_source=js_to_json, fatal=False)
video_data = extract_from_jsmods_instances(server_js_data)
tahoe_secondary_data = ''
if not video_data:
if not fatal_if_no_video:
return webpage, False
@ -352,9 +358,7 @@ class FacebookIE(InfoExtractor):
# Video info not in first request, do a secondary request using
# tahoe player specific URL
tahoe_data = self._download_webpage(
self._VIDEO_PAGE_TAHOE_TEMPLATE % video_id, video_id,
data=urlencode_postdata({
tahoe_request_data = urlencode_postdata({
'__a': 1,
'__pc': self._search_regex(
r'pkg_cohort["\']\s*:\s*["\'](.+?)["\']', webpage,
@ -365,15 +369,29 @@ class FacebookIE(InfoExtractor):
'fb_dtsg': self._search_regex(
r'"DTSGInitialData"\s*,\s*\[\]\s*,\s*{\s*"token"\s*:\s*"([^"]+)"',
webpage, 'dtsg token', default=''),
}),
headers={
'Content-Type': 'application/x-www-form-urlencoded',
})
tahoe_request_headers = {
'Content-Type': 'application/x-www-form-urlencoded',
}
tahoe_primary_data = self._download_webpage(
self._VIDEO_PAGE_TAHOE_TEMPLATE % (video_id, 'primary'), video_id,
data=tahoe_request_data,
headers=tahoe_request_headers
)
tahoe_secondary_data = self._download_webpage(
self._VIDEO_PAGE_TAHOE_TEMPLATE % (video_id, 'secondary'), video_id,
data=tahoe_request_data,
headers=tahoe_request_headers
)
tahoe_js_data = self._parse_json(
self._search_regex(
r'for\s+\(\s*;\s*;\s*\)\s*;(.+)', tahoe_data,
r'for\s+\(\s*;\s*;\s*\)\s*;(.+)', tahoe_primary_data,
'tahoe js data', default='{}'),
video_id, fatal=False)
video_data = extract_from_jsmods_instances(tahoe_js_data)
if not video_data:
@ -427,7 +445,10 @@ class FacebookIE(InfoExtractor):
fatal=False) or self._og_search_title(webpage, fatal=False)
timestamp = int_or_none(self._search_regex(
r'<abbr[^>]+data-utime=["\'](\d+)', webpage,
'timestamp', default=None) or self._search_regex(
r'data-utime=\\\"(\d+)\\\"', tahoe_secondary_data,
'timestamp', default=None))
thumbnail = self._og_search_thumbnail(webpage)
view_count = parse_count(self._search_regex(