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Playlist: Fix continuation token generation

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This commit is contained in:
Samantaz Fox 2021-03-20 18:25:02 +00:00
parent fec82df451
commit 89be1975ea
1 changed files with 14 additions and 5 deletions
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19
src/invidious/playlists.cr
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@ -307,23 +307,32 @@ def subscribe_playlist(db, user, playlist)
return playlist
end
def produce_playlist_url(id, index)
def produce_playlist_continuation(id, index)
if id.starts_with? "UC"
id = "UU" + id.lchop("UC")
end
plid = "VL" + id
# Emulate a "request counter" increment, to make perfectly valid
# ctokens, even if at the time of writing, it's ignored by youtube.
request_count = (index / 100).to_i64 || 1_i64
data = {"1:varint" => index.to_i64}
.try { |i| Protodec::Any.cast_json(i) }
.try { |i| Protodec::Any.from_json(i) }
.try { |i| Base64.urlsafe_encode(i, padding: false) }
data_wrapper = { "1:varint" => request_count, "15:string" => "PT:#{data}" }
.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" => plid,
"3:base64" => {
"15:string" => "PT:#{data}",
},
"3:string" => data_wrapper,
"35:string" => id,
},
}
@ -332,7 +341,7 @@ def produce_playlist_url(id, index)
.try { |i| Base64.urlsafe_encode(i) }
.try { |i| URI.encode_www_form(i) }
return "/browse_ajax?continuation=#{continuation}&gl=US&hl=en"
return continuation
end
def get_playlist(db, plid, locale, refresh = true, force_refresh = false)