+
+        # TODO: fix handling of 308 status code returned for live archive manifest requests
+        for files_type in ('hls', 'dash'):
+            for cdn_name, cdn_data in config_files.get(files_type, {}).get('cdns', {}).items():
+                manifest_url = cdn_data.get('url')
+                if not manifest_url:
+                    continue
+                format_id = '%s-%s' % (files_type, cdn_name)
+                if files_type == 'hls':
+                    formats.extend(self._extract_m3u8_formats(
+                        manifest_url, video_id, 'mp4',
+                        'm3u8' if is_live else 'm3u8_native', m3u8_id=format_id,
+                        note='Downloading %s m3u8 information' % cdn_name,
+                        fatal=False))
+                elif files_type == 'dash':
+                    mpd_pattern = r'/%s/(?:sep/)?video/' % video_id
+                    mpd_manifest_urls = []
+                    if re.search(mpd_pattern, manifest_url):
+                        for suffix, repl in (('', 'video'), ('_sep', 'sep/video')):
+                            mpd_manifest_urls.append((format_id + suffix, re.sub(
+                                mpd_pattern, '/%s/%s/' % (video_id, repl), manifest_url)))
+                    else:
+                        mpd_manifest_urls = [(format_id, manifest_url)]
+                    for f_id, m_url in mpd_manifest_urls:
+                        if 'json=1' in m_url:
+                            real_m_url = (self._download_json(m_url, video_id, fatal=False) or {}).get('url')
+                            if real_m_url:
+                                m_url = real_m_url
+                        mpd_formats = self._extract_mpd_formats(
+                            m_url.replace('/master.json', '/master.mpd'), video_id, f_id,
+                            'Downloading %s MPD information' % cdn_name,
+                            fatal=False)
+                        for f in mpd_formats:
+                            if f.get('vcodec') == 'none':
+                                f['preference'] = -50
+                            elif f.get('acodec') == 'none':
+                                f['preference'] = -40
+                        formats.extend(mpd_formats)
+
+        live_archive = live_event.get('archive') or {}
+        live_archive_source_url = live_archive.get('source_url')
+        if live_archive_source_url and live_archive.get('status') == 'done':
+            formats.append({
+                'format_id': 'live-archive-source',
+                'url': live_archive_source_url,
+                'preference': 1,
+            })