diff --git a/src/invidious/channels/videos.cr b/src/invidious/channels/videos.cr index bcdc8d8f..7b3e3cfa 100644 --- a/src/invidious/channels/videos.cr +++ b/src/invidious/channels/videos.cr @@ -1,95 +1,3 @@ -def produce_channel_content_continuation(ucid, content_type, page = 1, auto_generated = nil, sort_by = "newest", v2 = false) - object_inner_2 = { - "2:0:embedded" => { - "1:0:varint" => 0_i64, - }, - "5:varint" => 50_i64, - "6:varint" => 1_i64, - "7:varint" => (page * 30).to_i64, - "9:varint" => 1_i64, - "10:varint" => 0_i64, - } - - object_inner_2_encoded = object_inner_2 - .try { |i| Protodec::Any.cast_json(i) } - .try { |i| Protodec::Any.from_json(i) } - .try { |i| Base64.urlsafe_encode(i) } - .try { |i| URI.encode_www_form(i) } - - content_type_numerical = - case content_type - when "videos" then 15 - when "livestreams" then 14 - else 15 # Fallback to "videos" - end - - sort_type_numerical = - case content_type - when "videos" then 3 - when "livestreams" then 5 - else 3 # Fallback to "videos" - end - - if content_type == "livestreams" - sort_by_numerical = - case sort_by - when "newest" then 12_i64 - when "popular" then 14_i64 - when "oldest" then 13_i64 - else 12_i64 # Fallback to "newest" - end - else - sort_by_numerical = - case sort_by - when "newest" then 1_i64 - when "popular" then 2_i64 - when "oldest" then 4_i64 - else 1_i64 # Fallback to "newest" - end - end - - object_inner_1 = { - "110:embedded" => { - "3:embedded" => { - "#{content_type_numerical}:embedded" => { - "1:embedded" => { - "1:string" => object_inner_2_encoded, - }, - "2:embedded" => { - "1:string" => "00000000-0000-0000-0000-000000000000", - }, - "#{sort_type_numerical}:varint" => sort_by_numerical, - }, - }, - }, - } - - object_inner_1_encoded = object_inner_1 - .try { |i| Protodec::Any.cast_json(i) } - .try { |i| Protodec::Any.from_json(i) } - .try { |i| Base64.urlsafe_encode(i) } - .try { |i| URI.encode_www_form(i) } - - object = { - "80226972:embedded" => { - "2:string" => ucid, - "3:string" => object_inner_1_encoded, - "35:string" => "browse-feed#{ucid}videos102", - }, - } - - continuation = object.try { |i| Protodec::Any.cast_json(i) } - .try { |i| Protodec::Any.from_json(i) } - .try { |i| Base64.urlsafe_encode(i) } - .try { |i| URI.encode_www_form(i) } - - return continuation -end - -def make_initial_content_ctoken(ucid, content_type, sort_by) : String - return produce_channel_content_continuation(ucid, content_type, sort_by: sort_by) -end - module Invidious::Channel::Tabs extend self @@ -118,7 +26,7 @@ module Invidious::Channel::Tabs end def get_videos(author : String, ucid : String, *, continuation : String? = nil, sort_by = "newest") - continuation ||= make_initial_content_ctoken(ucid, "videos", sort_by) + continuation ||= make_videos_ctoken(ucid, sort_by) initial_data = YoutubeAPI.browse(continuation: continuation) return extract_items(initial_data, author, ucid) @@ -147,14 +55,10 @@ module Invidious::Channel::Tabs # Shorts # ------------------- - def get_shorts(channel : AboutChannel, continuation : String? = nil) - if continuation.nil? - # EgZzaG9ydHPyBgUKA5oBAA%3D%3D is the protobuf object to load "shorts" - # TODO: try to extract the continuation tokens that allows other sorting options - initial_data = YoutubeAPI.browse(channel.ucid, params: "EgZzaG9ydHPyBgUKA5oBAA%3D%3D") - else - initial_data = YoutubeAPI.browse(continuation: continuation) - end + def get_shorts(channel : AboutChannel, *, continuation : String? = nil, sort_by = "newest") + continuation ||= make_shorts_ctoken(channel.ucid, sort_by) + initial_data = YoutubeAPI.browse(continuation: continuation) + return extract_items(initial_data, channel.author, channel.ucid) end @@ -162,9 +66,8 @@ module Invidious::Channel::Tabs # Livestreams # ------------------- - def get_livestreams(channel : AboutChannel, continuation : String? = nil, sort_by = "newest") - continuation ||= make_initial_content_ctoken(channel.ucid, "livestreams", sort_by) - + def get_livestreams(channel : AboutChannel, *, continuation : String? = nil, sort_by = "newest") + continuation ||= make_livestreams_ctoken(channel.ucid, sort_by) initial_data = YoutubeAPI.browse(continuation: continuation) return extract_items(initial_data, channel.author, channel.ucid) @@ -188,4 +91,100 @@ module Invidious::Channel::Tabs return items, next_continuation end + + # ------------------- + # C-tokens + # ------------------- + + private def sort_options_videos_short(sort_by : String) + case sort_by + when "newest" then return 4_i64 + when "popular" then return 2_i64 + when "oldest" then return 5_i64 + else return 4_i64 # Fallback to "newest" + end + end + + # Generate the initial "continuation token" to get the first page of the + # "videos" tab. The following page requires the ctoken provided in that + # first page, and so on. + private def make_videos_ctoken(ucid : String, sort_by = "newest") + object = { + "15:embedded" => { + "2:string" => "\n$00000000-0000-0000-0000-000000000000", + "4:varint" => sort_options_videos_short(sort_by), + }, + } + + return channel_ctoken_wrap(ucid, object) + end + + # Generate the initial "continuation token" to get the first page of the + # "shorts" tab. The following page requires the ctoken provided in that + # first page, and so on. + private def make_shorts_ctoken(ucid : String, sort_by = "newest") + object = { + "10:embedded" => { + "2:embedded" => { + "1:string" => "00000000-0000-0000-0000-000000000000", + }, + "4:varint" => sort_options_videos_short(sort_by), + }, + } + + return channel_ctoken_wrap(ucid, object) + end + + # Generate the initial "continuation token" to get the first page of the + # "livestreams" tab. The following page requires the ctoken provided in that + # first page, and so on. + private def make_livestreams_ctoken(ucid : String, sort_by = "newest") + sort_by_numerical = + case sort_by + when "newest" then 12_i64 + when "popular" then 14_i64 + when "oldest" then 13_i64 + else 12_i64 # Fallback to "newest" + end + + object = { + "14:embedded" => { + "2:embedded" => { + "1:string" => "00000000-0000-0000-0000-000000000000", + }, + "5:varint" => sort_by_numerical, + }, + } + + return channel_ctoken_wrap(ucid, object) + end + + # The protobuf structure common between videos/shorts/livestreams + private def channel_ctoken_wrap(ucid : String, object) + object_inner = { + "110:embedded" => { + "3:embedded" => object, + }, + } + + object_inner_encoded = object_inner + .try { |i| Protodec::Any.cast_json(i) } + .try { |i| Protodec::Any.from_json(i) } + .try { |i| Base64.urlsafe_encode(i) } + .try { |i| URI.encode_www_form(i) } + + object = { + "80226972:embedded" => { + "2:string" => ucid, + "3:string" => object_inner_encoded, + }, + } + + continuation = object.try { |i| Protodec::Any.cast_json(i) } + .try { |i| Protodec::Any.from_json(i) } + .try { |i| Base64.urlsafe_encode(i) } + .try { |i| URI.encode_www_form(i) } + + return continuation + end end