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Code Issues Releases Wiki Activity

Fix Facebook (Closes #375)

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pull/2/head
Philipp Hagemeister 12 years ago
parent 30e9f4496b
commit b954070d70
2 changed files with 34 additions and 139 deletions
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10
test/tests.json
Unescape Escape View File

@ -225,5 +225,15 @@
"uploader_id": "ford-lopatin",
"location": "Spain"
}
},
{
"name": "Facebook",
"url": "https://www.facebook.com/photo.php?v=120708114770723",
"file": "120708114770723.mp4",
"md5": "48975a41ccc4b7a581abd68651c1a5a8",
"info_dict": {
"title": "PEOPLE ARE AWESOME 2013",
"duration": 279
}
}
]

163
youtube_dl/InfoExtractors.py
Unescape Escape View File

@ -1980,62 +1980,14 @@ class DepositFilesIE(InfoExtractor):
class FacebookIE(InfoExtractor):
"""Information Extractor for Facebook"""
_WORKING = False
_VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook\.com/(?:video/video|photo)\.php\?(?:.*?)v=(?P<ID>\d+)(?:.*)'
_LOGIN_URL = 'https://login.facebook.com/login.php?m&next=http%3A%2F%2Fm.facebook.com%2Fhome.php&'
_NETRC_MACHINE = 'facebook'
_available_formats = ['video', 'highqual', 'lowqual']
_video_extensions = {
'video': 'mp4',
'highqual': 'mp4',
'lowqual': 'mp4',
}
IE_NAME = u'facebook'
def __init__(self, downloader=None):
InfoExtractor.__init__(self, downloader)
def _reporter(self, message):
"""Add header and report message."""
self._downloader.to_screen(u'[facebook] %s' % message)
def report_login(self):
"""Report attempt to log in."""
self._reporter(u'Logging in')
def report_video_webpage_download(self, video_id):
"""Report attempt to download video webpage."""
self._reporter(u'%s: Downloading video webpage' % video_id)
def report_information_extraction(self, video_id):
"""Report attempt to extract video information."""
self._reporter(u'%s: Extracting video information' % video_id)
def _parse_page(self, video_webpage):
"""Extract video information from page"""
# General data
data = {'title': r'\("video_title", "(.*?)"\)',
'description': r'<div class="datawrap">(.*?)</div>',
'owner': r'\("video_owner_name", "(.*?)"\)',
'thumbnail': r'\("thumb_url", "(?P<THUMB>.*?)"\)',
}
video_info = {}
for piece in data.keys():
mobj = re.search(data[piece], video_webpage)
if mobj is not None:
video_info[piece] = compat_urllib_parse.unquote_plus(mobj.group(1).decode("unicode_escape"))
# Video urls
video_urls = {}
for fmt in self._available_formats:
mobj = re.search(r'\("%s_src\", "(.+?)"\)' % fmt, video_webpage)
if mobj is not None:
# URL is in a Javascript segment inside an escaped Unicode format within
# the generally utf-8 page
video_urls[fmt] = compat_urllib_parse.unquote_plus(mobj.group(1).decode("unicode_escape"))
video_info['video_urls'] = video_urls
return video_info
self._downloader.to_screen(u'[%s] Logging in' % self.IE_NAME)
def _real_initialize(self):
if self._downloader is None:
@ -2088,100 +2040,33 @@ class FacebookIE(InfoExtractor):
return
video_id = mobj.group('ID')
# Get video webpage
self.report_video_webpage_download(video_id)
request = compat_urllib_request.Request('https://www.facebook.com/video/video.php?v=%s' % video_id)
try:
page = compat_urllib_request.urlopen(request)
video_webpage = page.read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.trouble(u'ERROR: unable to download video webpage: %s' % compat_str(err))
return
# Start extracting information
self.report_information_extraction(video_id)
# Extract information
video_info = self._parse_page(video_webpage)
# uploader
if 'owner' not in video_info:
self._downloader.trouble(u'ERROR: unable to extract uploader nickname')
return
video_uploader = video_info['owner']
# title
if 'title' not in video_info:
self._downloader.trouble(u'ERROR: unable to extract video title')
return
video_title = video_info['title']
video_title = video_title.decode('utf-8')
# thumbnail image
if 'thumbnail' not in video_info:
self._downloader.trouble(u'WARNING: unable to extract video thumbnail')
video_thumbnail = ''
else:
video_thumbnail = video_info['thumbnail']
# upload date
upload_date = None
if 'upload_date' in video_info:
upload_time = video_info['upload_date']
timetuple = email.utils.parsedate_tz(upload_time)
if timetuple is not None:
try:
upload_date = time.strftime('%Y%m%d', timetuple[0:9])
except:
pass
# description
video_description = video_info.get('description', 'No description available.')
url = 'https://www.facebook.com/video/video.php?v=%s' % video_id
webpage = self._download_webpage(url, video_id)
url_map = video_info['video_urls']
if url_map:
# Decide which formats to download
req_format = self._downloader.params.get('format', None)
format_limit = self._downloader.params.get('format_limit', None)
BEFORE = '[["allowFullScreen","true"],["allowScriptAccess","always"],["salign","tl"],["scale","noscale"],["wmode","opaque"]].forEach(function(param) {swf.addParam(param[0], param[1]);});\n'
AFTER = '.forEach(function(variable) {swf.addVariable(variable[0], variable[1]);});'
m = re.search(re.escape(BEFORE) + '(.*?)' + re.escape(AFTER), webpage)
if not m:
raise ExtractorError(u'Cannot parse data')
data = dict(json.loads(m.group(1)))
video_url = compat_urllib_parse.unquote(data['hd_src'])
video_duration = int(data['video_duration'])
if format_limit is not None and format_limit in self._available_formats:
format_list = self._available_formats[self._available_formats.index(format_limit):]
else:
format_list = self._available_formats
existing_formats = [x for x in format_list if x in url_map]
if len(existing_formats) == 0:
self._downloader.trouble(u'ERROR: no known formats available for video')
return
if req_format is None:
video_url_list = [(existing_formats[0], url_map[existing_formats[0]])] # Best quality
elif req_format == 'worst':
video_url_list = [(existing_formats[len(existing_formats)-1], url_map[existing_formats[len(existing_formats)-1]])] # worst quality
elif req_format == '-1':
video_url_list = [(f, url_map[f]) for f in existing_formats] # All formats
else:
# Specific format
if req_format not in url_map:
self._downloader.trouble(u'ERROR: requested format not available')
return
video_url_list = [(req_format, url_map[req_format])] # Specific format
m = re.search('<h2 class="uiHeaderTitle">([^<]+)</h2>', webpage)
if not m:
raise ExtractorError(u'Cannot find title in webpage')
video_title = unescapeHTML(m.group(1))
results = []
for format_param, video_real_url in video_url_list:
# Extension
video_extension = self._video_extensions.get(format_param, 'mp4')
info = {
'id': video_id,
'title': video_title,
'url': video_url,
'ext': 'mp4',
'duration': video_duration,
'thumbnail': data['thumbnail_src'],
}
return [info]
results.append({
'id': video_id.decode('utf-8'),
'url': video_real_url.decode('utf-8'),
'uploader': video_uploader.decode('utf-8'),
'upload_date': upload_date,
'title': video_title,
'ext': video_extension.decode('utf-8'),
'format': (format_param is None and u'NA' or format_param.decode('utf-8')),
'thumbnail': video_thumbnail.decode('utf-8'),
'description': video_description.decode('utf-8'),
})
return results
class BlipTVIE(InfoExtractor):
"""Information extractor for blip.tv"""

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