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 v1/v3 {{{
  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 NewChannelUserInfoInner:
  75     field1: int = field(1, default=0)
  76 @message
  77 @dataclass
  78 class NewChannelUserInfo:
  79     offset: int = field(7)
  80     field2: NewChannelUserInfoInner = field(2, default=NewChannelUserInfoInner()) # otherwise page>=2 fails
  81     field10: int = field(10, default=0) # otherwise 'newest' fails
  82     # youtube sets those, but works without (values from invidious, yt's are dynamic):
  83     #field5: int = field(5, default=50)
  84     #field6: int = field(6, default=1)
  85     #field9: int = field(9, default=1)
  86 @message
  87 @dataclass
  88 class NewChannelDataUser:
  89     data: str = field(1) # b64
  90     uuid: str = field(2)
  91 @message
  92 @dataclass
  93 class NewChannelDataSort:
  94     user: NewChannelDataUser = field(1)
  95     sort: int64 = field(3, default=1) # newest
  96 @message
  97 @dataclass
  98 class NewChannelDataInner:
  99     videos: NewChannelDataSort = field(15) # videos
 100     # TODO: streams sends a field(14) with nearly? the same NewChannelDataSort struct, but then page>=2 doesn't work (sorting works)
 101     # TODO: shorts sends a field(10) but with a different sub-struct (nothing works)
 102 @message
 103 @dataclass
 104 class NewChannelDataContainer:
 105     data: NewChannelDataInner = field(3)
 106 @message
 107 @dataclass
 108 class NewChannelDataContainerOuter:
 109     data: NewChannelDataContainer = field(110)
 110
 111 @message
 112 @dataclass
 113 class Subparams:
 114     type_s: str = field(2)
 115     type_i: Optional[int64] = field(4)
 116     page: Optional[str] = field(15)
 117     sort: Optional[int64] = field(3, default=None)
 118     unknown_const1: int64 = field(7, default=1)
 119     unknown_const2: int64 = field(23, default=0)
 120     # usually returns gridResponses. to switch to listResponses (cargo-culting
 121     # invidious, playlist continuations (not yet supported) require list):
 122     list_or_grid: Optional[int64] = field(6,default=2) # 2=list, None/1=grid
 123     # invidious sets those, but no idea why:
 124     #field12:int64 = field(12,default=1)
 125     #field13:str = field(13,default="") # playlists in list mode don't work without this
 126     field61: Optional[str] = field(61, default=None) # base64 channelData
 127 @message
 128 @dataclass
 129 class Params:
 130     subject: str = field(2) # ucid/plid
 131     params: str = field(3)  # b64e encoded
 132     query: Optional[str] = field(11, default=None) # channel search
 133     # defined by invidious, but not sent by youtube with NewChannel* structs:
 134     #param35: Optional[str] = field(35, default=None) # "browse-feed#{ucid}videos102"
 135 @message
 136 @dataclass
 137 class Continuation:
 138     params: Params = field(80226972)
 139 def make_channel_params(subject, typ="videos", page=1, sort=None, query=None, v3=False):
 140     typestr = dict(videos="videos", playlists="playlists", search="search")
 141     typeint = dict(videos=0, playlists=1, search=None) # not supporting autogen'd
 142     sortorder = dict(newest=1, popular=2)
 143     if typ == "playlists":
 144         sortorder = dict(newest=3, modified=4)
 145     elif typ == "search":
 146         sortorder = dict()
 147     elif typ in ("streams", "shorts"): # XXX: not implemented
 148         return None
 149     elif typ == "videos": # XXX: should be better integrated
 150         return b64e(Continuation(
 151             params=Params(
 152                 subject=subject,
 153                 params=b64e(NewChannelDataContainerOuter(
 154                     data=NewChannelDataContainer(
 155                         data=NewChannelDataInner(
 156                           videos=NewChannelDataSort(
 157                             user=NewChannelDataUser(
 158                                 data=b64e(NewChannelUserInfo(
 159                                     offset= page*30,
 160                                 ).dumps(), padding=False),
 161                                 uuid="00000000-0000-0000-0000-000000000000"
 162                             ),
 163                             sort=sortorder.get(sort, 1)
 164                           )
 165                         )
 166                     )
 167                 ).dumps())
 168             )
 169         ).dumps())
 170
 171     if page and typ=="search":
 172         _page = b64e(SearchOffset(offset=(page-1)*30).dumps(), padding=False)
 173     else: _page = None
 174
 175     return b64e(Continuation(
 176         params=Params(
 177             subject=subject,
 178             params=b64e(Subparams(
 179                 type_s=typestr.get(typ),
 180                 type_i=typeint.get(typ),
 181                 sort=sortorder.get(sort),
 182                 page=_page,
 183                 field61=b64e(
 184                     ChannelDataContainer(
 185                         data=b64e(
 186                             ChannelDataInner(
 187                                 offset=(page-1)*30
 188                             ).dumps(), padding=False
 189                         )
 190                     ).dumps(), padding=False
 191                 ) if v3 else None
 192             ).dumps()),
 193             query=query,
 194         ),
 195     ).dumps())
 196 # }}} CHANNEL v1/v3
 197
 198 # PLAYLIST {{{
 199 @message
 200 @dataclass
 201 class PlaylistData:
 202     offset: Optional[int64] = field(1)  # normal playlists
 203     after: Optional[str] = field(2)  # mix playlist (RDCL*, RDCM*): video id of last loaded item (how to get first page!?)
 204 @message
 205 @dataclass
 206 class PlaylistSubparams:
 207     data: str = field(15)
 208 def make_playlist_params(playlist_id, offset):
 209     # TODO: special type of playlists: (see https://github.com/nlitsme/youtube_tool)
 210     # - PL*: normal playlists
 211     # - special channel playlists (suffix=channel_id without UC):
 212     #   - UU*: newest uploads (works)
 213     #   - PU*: popular uploads (works)
 214     #     Note: youtubekids (e.g. PLMYEtVRpaqY00V9W81Cwmzp6N6vZqfUKD4) fallback-only (youtube webui 404's)
 215     #   - FL*: favourited uploads (works; 404's if private)
 216     #   - LL*: liked uploads (untested)
 217     #   - RDCMUC*: mix for channel (fallback only; e.g. RDCMUCYO_jab_esuFRV4b17AJtAw, undisplayable on youtube (only works on watch))
 218     #   - CL, EL, MQ, TT: unknown
 219     # - OLAK5uy_ music album playlist (works, e.g. OLAK5uy_m4xAFdmMC5rX3Ji3g93pQe3hqLZw_9LhM)
 220     # - RD*: mix playlist (works with after=; e.g. RDCLAK5uy_kLWIr9gv1XLlPbaDS965-Db4TrBoUTxQ8, RDCLAK5uy_mx8mvGaCkyI12AedAu8yIbBpEYmg6Ayow, RDCLAK5uy_n340faD9pPGRVEVwozYTzIpfXuqmQwcgA, RDCLAK5uy_kQmVjdr90p2onIIAnijgU8u9iUUAOXM2I)
 221     # https://www.youtube.com/watch?v=FTQbiNvZqaY&list=RDCLAK5uy_khNGopKCT_t38MZ1W7z4kERrqprkXovxo&start_radio=1
 222     # - EC, UL, TL: unknown
 223     # - own user playlists (obviously not working):
 224     #   - RDMM: my mix
 225     #   - WL: watch later
 226     #   - LL: own liked videos
 227     #   - LM: own liked youtube-music videos
 228     after = None
 229     if playlist_id.startswith("RD"):
 230         # NOTE: this only fixes RDCLAK5uy_, not RDCMUC
 231         after = '___________'  # any video id that doesn't exist within the playlist requests the beginning
 232         offset = None
 233
 234     return b64e(Continuation(
 235         params=Params(
 236             subject="VL" + playlist_id,
 237             params=b64e(PlaylistSubparams(
 238                 data="PT:" + b64e(PlaylistData(
 239                     offset=offset,
 240                     after=after,
 241                 ).dumps(), padding=False)
 242             ).dumps()),
 243         ),
 244     ).dumps())
 245 # }}} PLAYLIST