+ return login_ok
+
+ def _extract_format_for_quality(self, api_data, video_id, audio_quality, video_quality):
+ def yesno(boolean):
+ return 'yes' if boolean else 'no'
+
+ session_api_data = api_data['video']['dmcInfo']['session_api']
+ session_api_endpoint = session_api_data['urls'][0]
+
+ format_id = '-'.join(map(lambda s: remove_start(s['id'], 'archive_'), [video_quality, audio_quality]))
+
+ session_response = self._download_json(
+ session_api_endpoint['url'], video_id,
+ query={'_format': 'json'},
+ headers={'Content-Type': 'application/json'},
+ note='Downloading JSON metadata for %s' % format_id,
+ data=json.dumps({
+ 'session': {
+ 'client_info': {
+ 'player_id': session_api_data['player_id'],
+ },
+ 'content_auth': {
+ 'auth_type': session_api_data['auth_types'][session_api_data['protocols'][0]],
+ 'content_key_timeout': session_api_data['content_key_timeout'],
+ 'service_id': 'nicovideo',
+ 'service_user_id': session_api_data['service_user_id']
+ },
+ 'content_id': session_api_data['content_id'],
+ 'content_src_id_sets': [{
+ 'content_src_ids': [{
+ 'src_id_to_mux': {
+ 'audio_src_ids': [audio_quality['id']],
+ 'video_src_ids': [video_quality['id']],
+ }
+ }]
+ }],
+ 'content_type': 'movie',
+ 'content_uri': '',
+ 'keep_method': {
+ 'heartbeat': {
+ 'lifetime': session_api_data['heartbeat_lifetime']
+ }
+ },
+ 'priority': session_api_data['priority'],
+ 'protocol': {
+ 'name': 'http',
+ 'parameters': {
+ 'http_parameters': {
+ 'parameters': {
+ 'http_output_download_parameters': {
+ 'use_ssl': yesno(session_api_endpoint['is_ssl']),
+ 'use_well_known_port': yesno(session_api_endpoint['is_well_known_port']),
+ }
+ }
+ }
+ }
+ },
+ 'recipe_id': session_api_data['recipe_id'],
+ 'session_operation_auth': {
+ 'session_operation_auth_by_signature': {
+ 'signature': session_api_data['signature'],
+ 'token': session_api_data['token'],
+ }
+ },
+ 'timing_constraint': 'unlimited'
+ }
+ }))
+
+ resolution = video_quality.get('resolution', {})
+
+ return {
+ 'url': session_response['data']['session']['content_uri'],
+ 'format_id': format_id,
+ 'ext': 'mp4', # Session API are used in HTML5, which always serves mp4
+ 'abr': float_or_none(audio_quality.get('bitrate'), 1000),
+ 'vbr': float_or_none(video_quality.get('bitrate'), 1000),
+ 'height': resolution.get('height'),
+ 'width': resolution.get('width'),
+ }