app/browse/protobuf.py

   1 import base64
   2 from dataclasses import dataclass
   3 from typing import Optional
   4
   5 from pure_protobuf.dataclasses_ import field, message
   6 from pure_protobuf.types import int64
   7
   8 def b64e(b, padding=True):
   9     return base64.urlsafe_b64encode(b).decode('ascii') \
  10             .replace("=", "%3D" if padding else "")
  11
  12 # SEARCH {{{
  13 @message
  14 @dataclass
  15 class Extras:
  16     verbatim: Optional[bool] = field(1, default=None) # don't fix spelling
  17 @message
  18 @dataclass
  19 class Filters: # adapted from invidious
  20     date:      Optional[int64] = field(1, default=None)
  21     type:      Optional[int64] = field(2, default=None)
  22     length:    Optional[int64] = field(3, default=None)
  23     is_hd:     Optional[bool]  = field(4, default=None)
  24     subtitles: Optional[bool]  = field(5, default=None)
  25     ccommons:  Optional[bool]  = field(6, default=None)
  26     is_3d:     Optional[bool]  = field(7, default=None)
  27     live:      Optional[bool]  = field(8, default=None)
  28     purchased: Optional[bool]  = field(9, default=None)
  29     is_4k:     Optional[bool]  = field(14, default=None)
  30     is_360:    Optional[bool]  = field(15, default=None)
  31     location:  Optional[bool]  = field(23, default=None)
  32     is_hdr:    Optional[bool]  = field(25, default=None)
  33 @message
  34 @dataclass
  35 class SearchRequest:
  36     sorted: Optional[int64] = field(1, default=None)
  37     filter: Optional[Filters] = field(2, default=None)
  38     extras: Optional[Extras] = field(8, default=None)
  39
  40 def make_sp(sort=None, date=None, type=None, len=None, features=[], extras=[]):
  41     sortorder  = dict(relevance=0, rating=1, date=2, views=3)
  42     datefilter = dict(hour=1, day=2, week=3, month=4, year=5)
  43     typefilter = dict(video=1, channel=2, playlist=3, movie=4, show=5)
  44     lenfilter  = dict(short=1, long=2)
  45
  46     return b64e(SearchRequest(
  47         sorted=sortorder.get(sort),
  48         filter=Filters(
  49             date=datefilter.get(date),
  50             type=typefilter.get(type),
  51             length=lenfilter.get(len),
  52             **{f:True for f in features},
  53         ) if date or type or len or features else None,
  54         extras=Extras(**{f:True for f in extras}),
  55     ).dumps())
  56 # }}} SEARCH
  57
  58 # CHANNEL {{{
  59 @message
  60 @dataclass
  61 class SearchOffset:
  62     offset: int64 = field(3, default=0)
  63 @message
  64 @dataclass
  65 class ChannelDataInner:
  66     offset: int64 = field(1)
  67 @message
  68 @dataclass
  69 class ChannelDataContainer:
  70     data: str = field(1)  # base64 of ChannelDataInner
  71
  72 @message
  73 @dataclass
  74 class NewChannelDataUuid:
  75     uuid: str = field(1, default="00000000-0000-0000-0000-000000000000")
  76 @message
  77 @dataclass
  78 class NewChannelDataSort: # used for streams
  79     uuid: NewChannelDataUuid = field(2, default=NewChannelDataUuid())
  80     sort: int64 = field(3, default=1) # defaults to newest
  81 @message
  82 @dataclass
  83 class NewChannelDataInner:
  84     videos: Optional[NewChannelDataSort] = field(15, default=None) # videos
  85     streams: Optional[NewChannelDataSort] = field(14, default=None) # livestreams
  86     shorts: Optional[NewChannelDataSort] = field(10, default=None) # shorts
  87 @message
  88 @dataclass
  89 class NewChannelDataContainer:
  90     data: NewChannelDataInner = field(3)
  91 @message
  92 @dataclass
  93 class NewChannelDataContainerOuter:
  94     data: NewChannelDataContainer = field(110)
  95
  96 @message
  97 @dataclass
  98 class Subparams:
  99     type_s: str = field(2)
 100     type_i: Optional[int64] = field(4)
 101     page: Optional[str] = field(15, default=None)
 102     sort: Optional[int64] = field(3, default=None)
 103     unknown_const1: int64 = field(7, default=1)
 104     unknown_const2: int64 = field(23, default=0)
 105     list_or_grid: Optional[int64] = field(6,default=2) # 2=list, None/1=grid
 106     field61: Optional[str] = field(61, default=None) # base64 channelData
 107 @message
 108 @dataclass
 109 class Params:
 110     subject: str = field(2) # ucid/plid
 111     params: str = field(3)  # b64e encoded
 112     query: Optional[str] = field(11, default=None) # channel search
 113 @message
 114 @dataclass
 115 class Continuation:
 116     params: Params = field(80226972)
 117 def make_channel_params(subject, typ="videos", sort=None, query=None):
 118     typestr = dict(videos="videos", playlists="playlists", search="search")
 119     typeint = dict(videos=0, playlists=1, search=None) # not supporting autogen'd
 120     sortorder = dict(newest=1, popular=2)
 121     if typ == "playlists":
 122         sortorder = dict(newest=3, modified=4)
 123     elif typ == "search":
 124         sortorder = dict()
 125     elif typ in ("videos", "streams", "shorts"):
 126         inner = NewChannelDataSort(
 127             sort=sortorder.get(sort, 1)
 128         )
 129         return b64e(Continuation(
 130             params=Params(
 131                 subject=subject,
 132                 params=b64e(NewChannelDataContainerOuter(
 133                     data=NewChannelDataContainer(
 134                         data=NewChannelDataInner(
 135                           videos=inner if typ=="videos" else None,
 136                           streams=inner if typ=="streams" else None,
 137                           shorts=inner if typ=="shorts" else None,
 138                         )
 139                     )
 140                 ).dumps())
 141             )
 142         ).dumps())
 143
 144     return b64e(Continuation(
 145         params=Params(
 146             subject=subject,
 147             params=b64e(Subparams(
 148                 type_s=typestr.get(typ),
 149                 type_i=typeint.get(typ),
 150                 sort=sortorder.get(sort),
 151                 field61=b64e(
 152                     ChannelDataContainer(
 153                         data=b64e(
 154                             ChannelDataInner(
 155                                 offset=0
 156                             ).dumps(), padding=False
 157                         )
 158                     ).dumps(), padding=False
 159                 ) if (typ != "search") else None
 160             ).dumps()),
 161             query=query,
 162         ),
 163     ).dumps())
 164 # }}} CHANNEL
 165
 166 # PLAYLIST {{{
 167 @message
 168 @dataclass
 169 class PlaylistData:
 170     offset: Optional[int64] = field(1)  # normal playlists
 171     after: Optional[str] = field(2)  # mix playlist (RDCL*, RDCM*): video id of last loaded item (how to get first page!?)
 172 @message
 173 @dataclass
 174 class PlaylistSubparams:
 175     data: str = field(15)
 176 def make_playlist_params(playlist_id, offset):
 177     # TODO: special type of playlists: (see https://github.com/nlitsme/youtube_tool)
 178     # - PL*: normal playlists
 179     # - special channel playlists (suffix=channel_id without UC):
 180     #   - UU*: newest uploads (works)
 181     #   - PU*: popular uploads (works)
 182     #     Note: youtubekids (e.g. PLMYEtVRpaqY00V9W81Cwmzp6N6vZqfUKD4) fallback-only (youtube webui 404's)
 183     #   - FL*: favourited uploads (works; 404's if private)
 184     #   - LL*: liked uploads (untested)
 185     #   - RDCMUC*: mix for channel (fallback only; e.g. RDCMUCYO_jab_esuFRV4b17AJtAw, undisplayable on youtube (only works on watch))
 186     #   - CL, EL, MQ, TT: unknown
 187     # - OLAK5uy_ music album playlist (works, e.g. OLAK5uy_m4xAFdmMC5rX3Ji3g93pQe3hqLZw_9LhM)
 188     # - RD*: mix playlist (works with after=; e.g. RDCLAK5uy_kLWIr9gv1XLlPbaDS965-Db4TrBoUTxQ8, RDCLAK5uy_mx8mvGaCkyI12AedAu8yIbBpEYmg6Ayow, RDCLAK5uy_n340faD9pPGRVEVwozYTzIpfXuqmQwcgA, RDCLAK5uy_kQmVjdr90p2onIIAnijgU8u9iUUAOXM2I)
 189     # https://www.youtube.com/watch?v=FTQbiNvZqaY&list=RDCLAK5uy_khNGopKCT_t38MZ1W7z4kERrqprkXovxo&start_radio=1
 190     # - EC, UL, TL: unknown
 191     # - own user playlists (obviously not working):
 192     #   - RDMM: my mix
 193     #   - WL: watch later
 194     #   - LL: own liked videos
 195     #   - LM: own liked youtube-music videos
 196     after = None
 197     if playlist_id.startswith("RD"):
 198         # NOTE: this only fixes RDCLAK5uy_, not RDCMUC
 199         after = '___________'  # any video id that doesn't exist within the playlist requests the beginning
 200         offset = None
 201
 202     return b64e(Continuation(
 203         params=Params(
 204             subject="VL" + playlist_id,
 205             params=b64e(PlaylistSubparams(
 206                 data="PT:" + b64e(PlaylistData(
 207                     offset=offset,
 208                     after=after,
 209                 ).dumps(), padding=False)
 210             ).dumps()),
 211         ),
 212     ).dumps())
 213 # }}} PLAYLIST