[vimeo:album] Add support for album passwords (Fixes #4917)

youtube_dl/extractor/vimeo.py

@@ -188,9 +188,9 @@ class VimeoIE(VimeoBaseInfoExtractor, SubtitlesInfoExtractor):
         password_request = compat_urllib_request.Request(pass_url + '/password', data)
         password_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         password_request.add_header('Cookie', 'xsrft=%s' % token)
-        self._download_webpage(password_request, video_id,
-                               'Verifying the password',
-                               'Wrong password')
+        return self._download_webpage(
+            password_request, video_id,
+            'Verifying the password', 'Wrong password')
 
     def _verify_player_video_password(self, url, video_id):
         password = self._downloader.params.get('videopassword', None)
@@ -266,7 +266,7 @@ class VimeoIE(VimeoBaseInfoExtractor, SubtitlesInfoExtractor):
             if re.search('The creator of this video has not given you permission to embed it on this domain.', webpage):
                 raise ExtractorError('The author has restricted the access to this video, try with the "--referer" option')
 
-            if re.search('<form[^>]+?id="pw_form"', webpage) is not None:
+            if re.search(r'<form[^>]+?id="pw_form"', webpage) is not None:
                 self._verify_video_password(url, video_id, webpage)
                 return self._real_extract(url)
             else:
@@ -412,12 +412,47 @@ class VimeoChannelIE(InfoExtractor):
     def _extract_list_title(self, webpage):
         return self._html_search_regex(self._TITLE_RE, webpage, 'list title')
 
+    def _login_list_password(self, page_url, list_id, webpage):
+        login_form = self._search_regex(
+            r'(?s)<form[^>]+?id="pw_form"(.*?)</form>',
+            webpage, 'login form', default=None)
+        if not login_form:
+            return webpage
+
+        password = self._downloader.params.get('videopassword', None)
+        if password is None:
+            raise ExtractorError('This album is protected by a password, use the --video-password option', expected=True)
+        fields = dict(re.findall(r'''(?x)<input\s+
+            type="hidden"\s+
+            name="([^"]+)"\s+
+            value="([^"]*)"
+            ''', login_form))
+        token = self._search_regex(r'xsrft: \'(.*?)\'', webpage, 'login token')
+        fields['token'] = token
+        fields['password'] = password
+        post = compat_urllib_parse.urlencode(fields)
+        password_path = self._search_regex(
+            r'action="([^"]+)"', login_form, 'password URL')
+        password_url = compat_urlparse.urljoin(page_url, password_path)
+        password_request = compat_urllib_request.Request(password_url, post)
+        password_request.add_header('Content-type', 'application/x-www-form-urlencoded')
+        self._set_cookie('vimeo.com', 'xsrft', token)
+
+        return self._download_webpage(
+            password_request, list_id,
+            'Verifying the password', 'Wrong password')
+
     def _extract_videos(self, list_id, base_url):
         video_ids = []
         for pagenum in itertools.count(1):
+            page_url = self._page_url(base_url, pagenum)
             webpage = self._download_webpage(
-                self._page_url(base_url, pagenum), list_id,
+                page_url, list_id,
                 'Downloading page %s' % pagenum)
+
+            if pagenum == 1:
+                webpage = self._login_list_password(page_url, list_id, webpage)
+
             video_ids.extend(re.findall(r'id="clip_(\d+?)"', webpage))
             if re.search(self._MORE_PAGES_INDICATOR, webpage, re.DOTALL) is None:
                 break
@@ -464,14 +499,24 @@ class VimeoAlbumIE(VimeoChannelIE):
             'title': 'Staff Favorites: November 2013',
         },
         'playlist_mincount': 13,
+    }, {
+        'note': 'Password-protected album',
+        'url': 'https://vimeo.com/album/3253534',
+        'info_dict': {
+            'title': 'test',
+            'id': '3253534',
+        },
+        'playlist_count': 1,
+        'params': {
+            'videopassword': 'youtube-dl',
+        }
     }]
 
     def _page_url(self, base_url, pagenum):
         return '%s/page:%d/' % (base_url, pagenum)
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        album_id = mobj.group('id')
+        album_id = self._match_id(url)
         return self._extract_videos(album_id, 'http://vimeo.com/album/%s' % album_id)