+ def _login(self):
+ username, password = self._get_login_info()
+ if username is None:
+ return
+
+ login_page = self._download_webpage(
+ self._LOGIN_URL, None, 'Downloading signin page')
+
+ login_form = self._hidden_inputs(login_page)
+
+ login_form.update({
+ 'username': username,
+ 'password': password,
+ })
+
+ post_url = urljoin(self._LOGIN_URL, self._search_regex(
+ r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
+ 'post url', default=self._LOGIN_URL, group='url'))
+
+ response, urlh = self._download_webpage_handle(
+ post_url, None, 'Logging in', data=urlencode_postdata(login_form),
+ headers={'Referer': self._LOGIN_URL})
+
+ if self._LOGIN_URL in urlh.geturl():
+ error = clean_html(get_element_by_class('form-message', response))
+ if error:
+ raise ExtractorError(
+ 'Unable to login: %s' % error, expected=True)
+ raise ExtractorError('Unable to log in')
+
+ def _real_initialize(self):
+ self._login()
+