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[facebook] Fix the login process (fixes #1244)
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@ -19,7 +19,8 @@ class FacebookIE(InfoExtractor):
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"""Information Extractor for Facebook"""
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_VALID_URL = r'^(?:https?://)?(?:\w+\.)?facebook\.com/(?:video/video|photo)\.php\?(?:.*?)v=(?P<ID>\d+)(?:.*)'
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_LOGIN_URL = 'https://login.facebook.com/login.php?m&next=http%3A%2F%2Fm.facebook.com%2Fhome.php&'
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_LOGIN_URL = 'https://www.facebook.com/login.php?next=http%3A%2F%2Ffacebook.com%2Fhome.php&login_attempt=1'
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_CHECKPOINT_URL = 'https://www.facebook.com/checkpoint/?next=http%3A%2F%2Ffacebook.com%2Fhome.php&_fb_noscript=1'
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_NETRC_MACHINE = 'facebook'
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IE_NAME = u'facebook'
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_TEST = {
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@ -36,50 +37,56 @@ def report_login(self):
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"""Report attempt to log in."""
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self.to_screen(u'Logging in')
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def _real_initialize(self):
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if self._downloader is None:
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return
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useremail = None
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password = None
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downloader_params = self._downloader.params
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# Attempt to use provided username and password or .netrc data
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if downloader_params.get('username', None) is not None:
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useremail = downloader_params['username']
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password = downloader_params['password']
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elif downloader_params.get('usenetrc', False):
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try:
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info = netrc.netrc().authenticators(self._NETRC_MACHINE)
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if info is not None:
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useremail = info[0]
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password = info[2]
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else:
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raise netrc.NetrcParseError('No authenticators for %s' % self._NETRC_MACHINE)
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except (IOError, netrc.NetrcParseError) as err:
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self._downloader.report_warning(u'parsing .netrc: %s' % compat_str(err))
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return
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def _login(self):
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(useremail, password) = self._get_login_info()
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if useremail is None:
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return
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# Log in
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login_page_req = compat_urllib_request.Request(self._LOGIN_URL)
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login_page_req.add_header('Cookie', 'locale=en_US')
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self.report_login()
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login_page = self._download_webpage(login_page_req, None, note=False,
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errnote=u'Unable to download login page')
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lsd = self._search_regex(r'"lsd":"(\w*?)"', login_page, u'lsd')
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lgnrnd = self._search_regex(r'name="lgnrnd" value="([^"]*?)"', login_page, u'lgnrnd')
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login_form = {
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'email': useremail,
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'pass': password,
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'login': 'Log+In'
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'lsd': lsd,
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'lgnrnd': lgnrnd,
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'next': 'http://facebook.com/home.php',
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'default_persistent': '0',
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'legacy_return': '1',
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'timezone': '-60',
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'trynum': '1',
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}
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request = compat_urllib_request.Request(self._LOGIN_URL, compat_urllib_parse.urlencode(login_form))
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request.add_header('Content-Type', 'application/x-www-form-urlencoded')
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try:
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self.report_login()
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login_results = compat_urllib_request.urlopen(request).read()
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if re.search(r'<form(.*)name="login"(.*)</form>', login_results) is not None:
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self._downloader.report_warning(u'unable to log in: bad username/password, or exceded login rate limit (~3/min). Check credentials or wait.')
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return
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check_form = {
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'fb_dtsg': self._search_regex(r'"fb_dtsg":"(.*?)"', login_results, u'fb_dtsg'),
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'nh': self._search_regex(r'name="nh" value="(\w*?)"', login_results, u'nh'),
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'name_action_selected': 'dont_save',
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'submit[Continue]': self._search_regex(r'<input value="(.*?)" name="submit\[Continue\]"', login_results, u'continue'),
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}
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check_req = compat_urllib_request.Request(self._CHECKPOINT_URL, compat_urllib_parse.urlencode(check_form))
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check_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
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check_response = compat_urllib_request.urlopen(check_req).read()
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if re.search(r'id="checkpointSubmitButton"', check_response) is not None:
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self._downloader.report_warning(u'Unable to confirm login, you have to login in your brower and authorize the login.')
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
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return
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def _real_initialize(self):
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self._login()
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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