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Extract API routes (#2271)

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* Extract API routes from invidious.cr
* Remove deprecated APIs
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syeopite 2021-08-30 18:17:20 +02:00 committed by Samantaz Fox
commit 4fcd0964cd
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11 changed files with 1920 additions and 1822 deletions
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1833
src/invidious.cr
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1
src/invidious/channels/channels.cr
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@ -185,6 +185,7 @@ def fetch_channel(ucid, db, pull_all_videos = true, locale = nil)
if !author if !author
raise InfoException.new("Deleted or invalid channel") raise InfoException.new("Deleted or invalid channel")
end end
author = author.content author = author.content
# Auto-generated channels # Auto-generated channels

224
src/invidious/routes/api/manifest.cr Normal file
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@ -0,0 +1,224 @@
module Invidious::Routes::API::Manifest
# /api/manifest/dash/id/:id
def self.get_dash_video_id(env)
env.response.headers.add("Access-Control-Allow-Origin", "*")
env.response.content_type = "application/dash+xml"
local = env.params.query["local"]?.try &.== "true"
id = env.params.url["id"]
region = env.params.query["region"]?
# Since some implementations create playlists based on resolution regardless of different codecs,
# we can opt to only add a source to a representation if it has a unique height within that representation
unique_res = env.params.query["unique_res"]?.try { |q| (q == "true" || q == "1").to_unsafe }
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
return env.redirect env.request.resource.gsub(id, ex.video_id)
rescue ex
haltf env, status_code: 403
end
if dashmpd = video.dash_manifest_url
manifest = YT_POOL.client &.get(URI.parse(dashmpd).request_target).body
manifest = manifest.gsub(/<BaseURL>[^<]+<\/BaseURL>/) do |baseurl|
url = baseurl.lchop("<BaseURL>")
url = url.rchop("</BaseURL>")
if local
uri = URI.parse(url)
url = "#{uri.request_target}host/#{uri.host}/"
end
"<BaseURL>#{url}</BaseURL>"
end
return manifest
end
adaptive_fmts = video.adaptive_fmts
if local
adaptive_fmts.each do |fmt|
fmt["url"] = JSON::Any.new(URI.parse(fmt["url"].as_s).request_target)
end
end
audio_streams = video.audio_streams
video_streams = video.video_streams.sort_by { |stream| {stream["width"].as_i, stream["fps"].as_i} }.reverse
manifest = XML.build(indent: " ", encoding: "UTF-8") do |xml|
xml.element("MPD", "xmlns": "urn:mpeg:dash:schema:mpd:2011",
"profiles": "urn:mpeg:dash:profile:full:2011", minBufferTime: "PT1.5S", type: "static",
mediaPresentationDuration: "PT#{video.length_seconds}S") do
xml.element("Period") do
i = 0
{"audio/mp4", "audio/webm"}.each do |mime_type|
mime_streams = audio_streams.select { |stream| stream["mimeType"].as_s.starts_with? mime_type }
next if mime_streams.empty?
xml.element("AdaptationSet", id: i, mimeType: mime_type, startWithSAP: 1, subsegmentAlignment: true) do
mime_streams.each do |fmt|
codecs = fmt["mimeType"].as_s.split("codecs=")[1].strip('"')
bandwidth = fmt["bitrate"].as_i
itag = fmt["itag"].as_i
url = fmt["url"].as_s
xml.element("Representation", id: fmt["itag"], codecs: codecs, bandwidth: bandwidth) do
xml.element("AudioChannelConfiguration", schemeIdUri: "urn:mpeg:dash:23003:3:audio_channel_configuration:2011",
value: "2")
xml.element("BaseURL") { xml.text url }
xml.element("SegmentBase", indexRange: "#{fmt["indexRange"]["start"]}-#{fmt["indexRange"]["end"]}") do
xml.element("Initialization", range: "#{fmt["initRange"]["start"]}-#{fmt["initRange"]["end"]}")
end
end
end
end
i += 1
end
potential_heights = {4320, 2160, 1440, 1080, 720, 480, 360, 240, 144}
{"video/mp4", "video/webm"}.each do |mime_type|
mime_streams = video_streams.select { |stream| stream["mimeType"].as_s.starts_with? mime_type }
next if mime_streams.empty?
heights = [] of Int32
xml.element("AdaptationSet", id: i, mimeType: mime_type, startWithSAP: 1, subsegmentAlignment: true, scanType: "progressive") do
mime_streams.each do |fmt|
codecs = fmt["mimeType"].as_s.split("codecs=")[1].strip('"')
bandwidth = fmt["bitrate"].as_i
itag = fmt["itag"].as_i
url = fmt["url"].as_s
width = fmt["width"].as_i
height = fmt["height"].as_i
# Resolutions reported by YouTube player (may not accurately reflect source)
height = potential_heights.min_by { |i| (height - i).abs }
next if unique_res && heights.includes? height
heights << height
xml.element("Representation", id: itag, codecs: codecs, width: width, height: height,
startWithSAP: "1", maxPlayoutRate: "1",
bandwidth: bandwidth, frameRate: fmt["fps"]) do
xml.element("BaseURL") { xml.text url }
xml.element("SegmentBase", indexRange: "#{fmt["indexRange"]["start"]}-#{fmt["indexRange"]["end"]}") do
xml.element("Initialization", range: "#{fmt["initRange"]["start"]}-#{fmt["initRange"]["end"]}")
end
end
end
end
i += 1
end
end
end
end
return manifest
end
# /api/manifest/dash/id/videoplayback
def self.get_dash_video_playback(env)
env.response.headers.delete("Content-Type")
env.response.headers["Access-Control-Allow-Origin"] = "*"
env.redirect "/videoplayback?#{env.params.query}"
end
# /api/manifest/dash/id/videoplayback/*
def self.get_dash_video_playback_greedy(env)
env.response.headers.delete("Content-Type")
env.response.headers["Access-Control-Allow-Origin"] = "*"
env.redirect env.request.path.lchop("/api/manifest/dash/id")
end
# /api/manifest/dash/id/videoplayback && /api/manifest/dash/id/videoplayback/*
def self.options_dash_video_playback(env)
env.response.headers.delete("Content-Type")
env.response.headers["Access-Control-Allow-Origin"] = "*"
env.response.headers["Access-Control-Allow-Methods"] = "GET, OPTIONS"
env.response.headers["Access-Control-Allow-Headers"] = "Content-Type, Range"
end
# /api/manifest/hls_playlist/*
def self.get_hls_playlist(env)
response = YT_POOL.client &.get(env.request.path)
if response.status_code != 200
haltf env, status_code: response.status_code
end
local = env.params.query["local"]?.try &.== "true"
env.response.content_type = "application/x-mpegURL"
env.response.headers.add("Access-Control-Allow-Origin", "*")
manifest = response.body
if local
manifest = manifest.gsub(/^https:\/\/r\d---.{11}\.c\.youtube\.com[^\n]*/m) do |match|
path = URI.parse(match).path
path = path.lchop("/videoplayback/")
path = path.rchop("/")
path = path.gsub(/mime\/\w+\/\w+/) do |mimetype|
mimetype = mimetype.split("/")
mimetype[0] + "/" + mimetype[1] + "%2F" + mimetype[2]
end
path = path.split("/")
raw_params = {} of String => Array(String)
path.each_slice(2) do |pair|
key, value = pair
value = URI.decode_www_form(value)
if raw_params[key]?
raw_params[key] << value
else
raw_params[key] = [value]
end
end
raw_params = HTTP::Params.new(raw_params)
if fvip = raw_params["hls_chunk_host"].match(/r(?<fvip>\d+)---/)
raw_params["fvip"] = fvip["fvip"]
end
raw_params["local"] = "true"
"#{HOST_URL}/videoplayback?#{raw_params}"
end
end
manifest
end
# /api/manifest/hls_variant/*
def self.get_hls_variant(env)
response = YT_POOL.client &.get(env.request.path)
if response.status_code != 200
haltf env, status_code: response.status_code
end
local = env.params.query["local"]?.try &.== "true"
env.response.content_type = "application/x-mpegURL"
env.response.headers.add("Access-Control-Allow-Origin", "*")
manifest = response.body
if local
manifest = manifest.gsub("https://www.youtube.com", HOST_URL)
manifest = manifest.gsub("index.m3u8", "index.m3u8?local=true")
end
manifest
end
end

415
src/invidious/routes/api/v1/authenticated.cr Normal file
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@ -0,0 +1,415 @@
module Invidious::Routes::API::V1::Authenticated
# The notification APIs cannot be extracted yet!
# They require the *local* notifications constant defined in invidious.cr
#
# def self.notifications(env)
# env.response.content_type = "text/event-stream"
# topics = env.params.body["topics"]?.try &.split(",").uniq.first(1000)
# topics ||= [] of String
# create_notification_stream(env, topics, connection_channel)
# end
def self.get_preferences(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
user.preferences.to_json
end
def self.set_preferences(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
begin
preferences = Preferences.from_json(env.request.body || "{}")
rescue
preferences = user.preferences
end
PG_DB.exec("UPDATE users SET preferences = $1 WHERE email = $2", preferences.to_json, user.email)
env.response.status_code = 204
end
def self.feed(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
max_results = env.params.query["max_results"]?.try &.to_i?
max_results ||= user.preferences.max_results
max_results ||= CONFIG.default_user_preferences.max_results
page = env.params.query["page"]?.try &.to_i?
page ||= 1
videos, notifications = get_subscription_feed(PG_DB, user, max_results, page)
JSON.build do |json|
json.object do
json.field "notifications" do
json.array do
notifications.each do |video|
video.to_json(locale, json)
end
end
end
json.field "videos" do
json.array do
videos.each do |video|
video.to_json(locale, json)
end
end
end
end
end
end
def self.get_subscriptions(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
if user.subscriptions.empty?
values = "'{}'"
else
values = "VALUES #{user.subscriptions.map { |id| %(('#{id}')) }.join(",")}"
end
subscriptions = PG_DB.query_all("SELECT * FROM channels WHERE id = ANY(#{values})", as: InvidiousChannel)
JSON.build do |json|
json.array do
subscriptions.each do |subscription|
json.object do
json.field "author", subscription.author
json.field "authorId", subscription.id
end
end
end
end
end
def self.subscribe_channel(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
ucid = env.params.url["ucid"]
if !user.subscriptions.includes? ucid
get_channel(ucid, PG_DB, false, false)
PG_DB.exec("UPDATE users SET feed_needs_update = true, subscriptions = array_append(subscriptions,$1) WHERE email = $2", ucid, user.email)
end
# For Google accounts, access tokens don't have enough information to
# make a request on the user's behalf, which is why we don't sync with
# YouTube.
env.response.status_code = 204
end
def self.unsubscribe_channel(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
ucid = env.params.url["ucid"]
PG_DB.exec("UPDATE users SET feed_needs_update = true, subscriptions = array_remove(subscriptions, $1) WHERE email = $2", ucid, user.email)
env.response.status_code = 204
end
def self.list_playlists(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
playlists = PG_DB.query_all("SELECT * FROM playlists WHERE author = $1", user.email, as: InvidiousPlaylist)
JSON.build do |json|
json.array do
playlists.each do |playlist|
playlist.to_json(0, locale, json)
end
end
end
end
def self.create_playlist(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
title = env.params.json["title"]?.try &.as(String).delete("<>").byte_slice(0, 150)
if !title
return error_json(400, "Invalid title.")
end
privacy = env.params.json["privacy"]?.try { |privacy| PlaylistPrivacy.parse(privacy.as(String).downcase) }
if !privacy
return error_json(400, "Invalid privacy setting.")
end
if PG_DB.query_one("SELECT count(*) FROM playlists WHERE author = $1", user.email, as: Int64) >= 100
return error_json(400, "User cannot have more than 100 playlists.")
end
playlist = create_playlist(PG_DB, title, privacy, user)
env.response.headers["Location"] = "#{HOST_URL}/api/v1/auth/playlists/#{playlist.id}"
env.response.status_code = 201
{
"title" => title,
"playlistId" => playlist.id,
}.to_json
end
def self.update_playlist_attribute(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
plid = env.params.url["plid"]
playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
if !playlist || playlist.author != user.email && playlist.privacy.private?
return error_json(404, "Playlist does not exist.")
end
if playlist.author != user.email
return error_json(403, "Invalid user")
end
title = env.params.json["title"].try &.as(String).delete("<>").byte_slice(0, 150) || playlist.title
privacy = env.params.json["privacy"]?.try { |privacy| PlaylistPrivacy.parse(privacy.as(String).downcase) } || playlist.privacy
description = env.params.json["description"]?.try &.as(String).delete("\r") || playlist.description
if title != playlist.title ||
privacy != playlist.privacy ||
description != playlist.description
updated = Time.utc
else
updated = playlist.updated
end
PG_DB.exec("UPDATE playlists SET title = $1, privacy = $2, description = $3, updated = $4 WHERE id = $5", title, privacy, description, updated, plid)
env.response.status_code = 204
end
def self.delete_playlist(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
plid = env.params.url["plid"]
playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
if !playlist || playlist.author != user.email && playlist.privacy.private?
return error_json(404, "Playlist does not exist.")
end
if playlist.author != user.email
return error_json(403, "Invalid user")
end
PG_DB.exec("DELETE FROM playlist_videos * WHERE plid = $1", plid)
PG_DB.exec("DELETE FROM playlists * WHERE id = $1", plid)
env.response.status_code = 204
end
def self.insert_video_into_playlist(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
plid = env.params.url["plid"]
playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
if !playlist || playlist.author != user.email && playlist.privacy.private?
return error_json(404, "Playlist does not exist.")
end
if playlist.author != user.email
return error_json(403, "Invalid user")
end
if playlist.index.size >= 500
return error_json(400, "Playlist cannot have more than 500 videos")
end
video_id = env.params.json["videoId"].try &.as(String)
if !video_id
return error_json(403, "Invalid videoId")
end
begin
video = get_video(video_id, PG_DB)
rescue ex
return error_json(500, ex)
end
playlist_video = PlaylistVideo.new({
title: video.title,
id: video.id,
author: video.author,
ucid: video.ucid,
length_seconds: video.length_seconds,
published: video.published,
plid: plid,
live_now: video.live_now,
index: Random::Secure.rand(0_i64..Int64::MAX),
})
video_array = playlist_video.to_a
args = arg_array(video_array)
PG_DB.exec("INSERT INTO playlist_videos VALUES (#{args})", args: video_array)
PG_DB.exec("UPDATE playlists SET index = array_append(index, $1), video_count = cardinality(index) + 1, updated = $2 WHERE id = $3", playlist_video.index, Time.utc, plid)
env.response.headers["Location"] = "#{HOST_URL}/api/v1/auth/playlists/#{plid}/videos/#{playlist_video.index.to_u64.to_s(16).upcase}"
env.response.status_code = 201
playlist_video.to_json(locale, index: playlist.index.size)
end
def self.delete_video_in_playlist(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
plid = env.params.url["plid"]
index = env.params.url["index"].to_i64(16)
playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
if !playlist || playlist.author != user.email && playlist.privacy.private?
return error_json(404, "Playlist does not exist.")
end
if playlist.author != user.email
return error_json(403, "Invalid user")
end
if !playlist.index.includes? index
return error_json(404, "Playlist does not contain index")
end
PG_DB.exec("DELETE FROM playlist_videos * WHERE index = $1", index)
PG_DB.exec("UPDATE playlists SET index = array_remove(index, $1), video_count = cardinality(index) - 1, updated = $2 WHERE id = $3", index, Time.utc, plid)
env.response.status_code = 204
end
# Invidious::Routing.patch "/api/v1/auth/playlists/:plid/videos/:index"
# def modify_playlist_at(env)
# TODO
# end
def self.get_tokens(env)
env.response.content_type = "application/json"
user = env.get("user").as(User)
scopes = env.get("scopes").as(Array(String))
tokens = PG_DB.query_all("SELECT id, issued FROM session_ids WHERE email = $1", user.email, as: {session: String, issued: Time})
JSON.build do |json|
json.array do
tokens.each do |token|
json.object do
json.field "session", token[:session]
json.field "issued", token[:issued].to_unix
end
end
end
end
end
def self.register_token(env)
user = env.get("user").as(User)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
case env.request.headers["Content-Type"]?
when "application/x-www-form-urlencoded"
scopes = env.params.body.select { |k, v| k.match(/^scopes\[\d+\]$/) }.map { |k, v| v }
callback_url = env.params.body["callbackUrl"]?
expire = env.params.body["expire"]?.try &.to_i?
when "application/json"
scopes = env.params.json["scopes"].as(Array).map { |v| v.as_s }
callback_url = env.params.json["callbackUrl"]?.try &.as(String)
expire = env.params.json["expire"]?.try &.as(Int64)
else
return error_json(400, "Invalid or missing header 'Content-Type'")
end
if callback_url && callback_url.empty?
callback_url = nil
end
if callback_url
callback_url = URI.parse(callback_url)
end
if sid = env.get?("sid").try &.as(String)
env.response.content_type = "text/html"
csrf_token = generate_response(sid, {":authorize_token"}, HMAC_KEY, PG_DB, use_nonce: true)
return templated "authorize_token"
else
env.response.content_type = "application/json"
superset_scopes = env.get("scopes").as(Array(String))
authorized_scopes = [] of String
scopes.each do |scope|
if scopes_include_scope(superset_scopes, scope)
authorized_scopes << scope
end
end
access_token = generate_token(user.email, authorized_scopes, expire, HMAC_KEY, PG_DB)
if callback_url
access_token = URI.encode_www_form(access_token)
if query = callback_url.query
query = HTTP::Params.parse(query.not_nil!)
else
query = HTTP::Params.new
end
query["token"] = access_token
callback_url.query = query.to_s
env.redirect callback_url.to_s
else
access_token
end
end
end
def self.unregister_token(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
user = env.get("user").as(User)
scopes = env.get("scopes").as(Array(String))
session = env.params.json["session"]?.try &.as(String)
session ||= env.get("session").as(String)
# Allow tokens to revoke other tokens with correct scope
if session == env.get("session").as(String)
PG_DB.exec("DELETE FROM session_ids * WHERE id = $1", session)
elsif scopes_include_scope(scopes, "GET:tokens")
PG_DB.exec("DELETE FROM session_ids * WHERE id = $1", session)
else
return error_json(400, "Cannot revoke session #{session}")
end
env.response.status_code = 204
end
end

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src/invidious/routes/api/v1/channels.cr Normal file
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@ -0,0 +1,278 @@
module Invidious::Routes::API::V1::Channels
def self.home(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
sort_by = env.params.query["sort_by"]?.try &.downcase
sort_by ||= "newest"
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
return error_json(302, "Channel is unavailable", {"authorId" => ex.channel_id})
rescue ex
return error_json(500, ex)
end
page = 1
if channel.auto_generated
videos = [] of SearchVideo
count = 0
else
begin
count, videos = get_60_videos(channel.ucid, channel.author, page, channel.auto_generated, sort_by)
rescue ex
return error_json(500, ex)
end
end
JSON.build do |json|
# TODO: Refactor into `to_json` for InvidiousChannel
json.object do
json.field "author", channel.author
json.field "authorId", channel.ucid
json.field "authorUrl", channel.author_url
json.field "authorBanners" do
json.array do
if channel.banner
qualities = {
{width: 2560, height: 424},
{width: 2120, height: 351},
{width: 1060, height: 175},
}
qualities.each do |quality|
json.object do
json.field "url", channel.banner.not_nil!.gsub("=w1060-", "=w#{quality[:width]}-")
json.field "width", quality[:width]
json.field "height", quality[:height]
end
end
json.object do
json.field "url", channel.banner.not_nil!.split("=w1060-")[0]
json.field "width", 512
json.field "height", 288
end
end
end
end
json.field "authorThumbnails" do
json.array do
qualities = {32, 48, 76, 100, 176, 512}
qualities.each do |quality|
json.object do
json.field "url", channel.author_thumbnail.gsub(/=s\d+/, "=s#{quality}")
json.field "width", quality
json.field "height", quality
end
end
end
end
json.field "subCount", channel.sub_count
json.field "totalViews", channel.total_views
json.field "joined", channel.joined.to_unix
json.field "autoGenerated", channel.auto_generated
json.field "isFamilyFriendly", channel.is_family_friendly
json.field "description", html_to_content(channel.description_html)
json.field "descriptionHtml", channel.description_html
json.field "allowedRegions", channel.allowed_regions
json.field "latestVideos" do
json.array do
videos.each do |video|
video.to_json(locale, json)
end
end
end
json.field "relatedChannels" do
json.array do
channel.related_channels.each do |related_channel|
json.object do
json.field "author", related_channel.author
json.field "authorId", related_channel.ucid
json.field "authorUrl", related_channel.author_url
json.field "authorThumbnails" do
json.array do
qualities = {32, 48, 76, 100, 176, 512}
qualities.each do |quality|
json.object do
json.field "url", related_channel.author_thumbnail.gsub(/=\d+/, "=s#{quality}")
json.field "width", quality
json.field "height", quality
end
end
end
end
end
end
end
end
end
end
end
def self.latest(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
begin
videos = get_latest_videos(ucid)
rescue ex
return error_json(500, ex)
end
JSON.build do |json|
json.array do
videos.each do |video|
video.to_json(locale, json)
end
end
end
end
def self.videos(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
page = env.params.query["page"]?.try &.to_i?
page ||= 1
sort_by = env.params.query["sort"]?.try &.downcase
sort_by ||= env.params.query["sort_by"]?.try &.downcase
sort_by ||= "newest"
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
return error_json(302, "Channel is unavailable", {"authorId" => ex.channel_id})
rescue ex
return error_json(500, ex)
end
begin
count, videos = get_60_videos(channel.ucid, channel.author, page, channel.auto_generated, sort_by)
rescue ex
return error_json(500, ex)
end
JSON.build do |json|
json.array do
videos.each do |video|
video.to_json(locale, json)
end
end
end
end
def self.playlists(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
continuation = env.params.query["continuation"]?
sort_by = env.params.query["sort"]?.try &.downcase ||
env.params.query["sort_by"]?.try &.downcase ||
"last"
begin
channel = get_about_info(ucid, locale)
rescue ex : ChannelRedirect
env.response.headers["Location"] = env.request.resource.gsub(ucid, ex.channel_id)
return error_json(302, "Channel is unavailable", {"authorId" => ex.channel_id})
rescue ex
return error_json(500, ex)
end
items, continuation = fetch_channel_playlists(channel.ucid, channel.author, continuation, sort_by)
JSON.build do |json|
json.object do
json.field "playlists" do
json.array do
items.each do |item|
item.to_json(locale, json) if item.is_a?(SearchPlaylist)
end
end
end
json.field "continuation", continuation
end
end
end
def self.community(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
thin_mode = env.params.query["thin_mode"]?
thin_mode = thin_mode == "true"
format = env.params.query["format"]?
format ||= "json"
continuation = env.params.query["continuation"]?
# sort_by = env.params.query["sort_by"]?.try &.downcase
begin
fetch_channel_community(ucid, continuation, locale, format, thin_mode)
rescue ex
return error_json(500, ex)
end
end
def self.search(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
query = env.params.query["q"]?
query ||= ""
page = env.params.query["page"]?.try &.to_i?
page ||= 1
count, search_results = channel_search(query, page, ucid)
JSON.build do |json|
json.array do
search_results.each do |item|
item.to_json(locale, json)
end
end
end
end
# 301 redirect from /api/v1/channels/comments/:ucid
# and /api/v1/channels/:ucid/comments to new /api/v1/channels/:ucid/community and
# corresponding equivalent URL structure of the other one.
def self.channel_comments_redirect(env)
env.response.content_type = "application/json"
ucid = env.params.url["ucid"]
env.response.headers["Location"] = "/api/v1/channels/#{ucid}/community?#{env.params.query}"
env.response.status_code = 301
return
end
end

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module Invidious::Routes::API::V1::Feeds
def self.trending(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
region = env.params.query["region"]?
trending_type = env.params.query["type"]?
begin
trending, plid = fetch_trending(trending_type, region, locale)
rescue ex
return error_json(500, ex)
end
videos = JSON.build do |json|
json.array do
trending.each do |video|
video.to_json(locale, json)
end
end
end
videos
end
def self.popular(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
if !CONFIG.popular_enabled
error_message = {"error" => "Administrator has disabled this endpoint."}.to_json
haltf env, 400, error_message
end
JSON.build do |json|
json.array do
popular_videos.each do |video|
video.to_json(locale, json)
end
end
end
end
end

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module Invidious::Routes::API::V1::Misc
# Stats API endpoint for Invidious
def self.stats(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
if !CONFIG.statistics_enabled
return error_json(400, "Statistics are not enabled.")
end
Invidious::Jobs::StatisticsRefreshJob::STATISTICS.to_json
end
# APIv1 currently uses the same logic for both
# user playlists and Invidious playlists. This means that we can't
# reasonably split them yet. This should be addressed in APIv2
def self.get_playlist(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
plid = env.params.url["plid"]
offset = env.params.query["index"]?.try &.to_i?
offset ||= env.params.query["page"]?.try &.to_i?.try { |page| (page - 1) * 100 }
offset ||= 0
continuation = env.params.query["continuation"]?
format = env.params.query["format"]?
format ||= "json"
if plid.starts_with? "RD"
return env.redirect "/api/v1/mixes/#{plid}"
end
begin
playlist = get_playlist(PG_DB, plid, locale)
rescue ex : InfoException
return error_json(404, ex)
rescue ex
return error_json(404, "Playlist does not exist.")
end
user = env.get?("user").try &.as(User)
if !playlist || playlist.privacy.private? && playlist.author != user.try &.email
return error_json(404, "Playlist does not exist.")
end
response = playlist.to_json(offset, locale, continuation: continuation)
if format == "html"
response = JSON.parse(response)
playlist_html = template_playlist(response)
index, next_video = response["videos"].as_a.skip(1).select { |video| !video["author"].as_s.empty? }[0]?.try { |v| {v["index"], v["videoId"]} } || {nil, nil}
response = {
"playlistHtml" => playlist_html,
"index" => index,
"nextVideo" => next_video,
}.to_json
end
response
end
def self.mixes(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
rdid = env.params.url["rdid"]
continuation = env.params.query["continuation"]?
continuation ||= rdid.lchop("RD")[0, 11]
format = env.params.query["format"]?
format ||= "json"
begin
mix = fetch_mix(rdid, continuation, locale: locale)
if !rdid.ends_with? continuation
mix = fetch_mix(rdid, mix.videos[1].id)
index = mix.videos.index(mix.videos.select { |video| video.id == continuation }[0]?)
end
mix.videos = mix.videos[index..-1]
rescue ex
return error_json(500, ex)
end
response = JSON.build do |json|
json.object do
json.field "title", mix.title
json.field "mixId", mix.id
json.field "videos" do
json.array do
mix.videos.each do |video|
json.object do
json.field "title", video.title
json.field "videoId", video.id
json.field "author", video.author
json.field "authorId", video.ucid
json.field "authorUrl", "/channel/#{video.ucid}"
json.field "videoThumbnails" do
json.array do
generate_thumbnails(json, video.id)
end
end
json.field "index", video.index
json.field "lengthSeconds", video.length_seconds
end
end
end
end
end
end
if format == "html"
response = JSON.parse(response)
playlist_html = template_mix(response)
next_video = response["videos"].as_a.select { |video| !video["author"].as_s.empty? }[0]?.try &.["videoId"]
response = {
"playlistHtml" => playlist_html,
"nextVideo" => next_video,
}.to_json
end
response
end
end

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module Invidious::Routes::API::V1::Search
def self.search(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
region = env.params.query["region"]?
env.response.content_type = "application/json"
query = env.params.query["q"]?
query ||= ""
page = env.params.query["page"]?.try &.to_i?
page ||= 1
sort_by = env.params.query["sort_by"]?.try &.downcase
sort_by ||= "relevance"
date = env.params.query["date"]?.try &.downcase
date ||= ""
duration = env.params.query["duration"]?.try &.downcase
duration ||= ""
features = env.params.query["features"]?.try &.split(",").map { |feature| feature.downcase }
features ||= [] of String
content_type = env.params.query["type"]?.try &.downcase
content_type ||= "video"
begin
search_params = produce_search_params(page, sort_by, date, content_type, duration, features)
rescue ex
return error_json(400, ex)
end
count, search_results = search(query, search_params, region).as(Tuple)
JSON.build do |json|
json.array do
search_results.each do |item|
item.to_json(locale, json)
end
end
end
end
def self.search_suggestions(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
region = env.params.query["region"]?
env.response.content_type = "application/json"
query = env.params.query["q"]?
query ||= ""
begin
headers = HTTP::Headers{":authority" => "suggestqueries.google.com"}
response = YT_POOL.client &.get("/complete/search?hl=en&gl=#{region}&client=youtube&ds=yt&q=#{URI.encode_www_form(query)}&callback=suggestCallback", headers).body
body = response[35..-2]
body = JSON.parse(body).as_a
suggestions = body[1].as_a[0..-2]
JSON.build do |json|
json.object do
json.field "query", body[0].as_s
json.field "suggestions" do
json.array do
suggestions.each do |suggestion|
json.string suggestion[0].as_s
end
end
end
end
end
rescue ex
return error_json(500, ex)
end
end
end

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module Invidious::Routes::API::V1::Videos
def self.videos(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
id = env.params.url["id"]
region = env.params.query["region"]?
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
return error_json(302, "Video is unavailable", {"videoId" => ex.video_id})
rescue ex
return error_json(500, ex)
end
video.to_json(locale)
end
def self.captions(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
id = env.params.url["id"]
region = env.params.query["region"]?
# See https://github.com/ytdl-org/youtube-dl/blob/6ab30ff50bf6bd0585927cb73c7421bef184f87a/youtube_dl/extractor/youtube.py#L1354
# It is possible to use `/api/timedtext?type=list&v=#{id}` and
# `/api/timedtext?type=track&v=#{id}&lang=#{lang_code}` directly,
# but this does not provide links for auto-generated captions.
#
# In future this should be investigated as an alternative, since it does not require
# getting video info.
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
return error_json(302, "Video is unavailable", {"videoId" => ex.video_id})
rescue ex
haltf env, 500
end
captions = video.captions
label = env.params.query["label"]?
lang = env.params.query["lang"]?
tlang = env.params.query["tlang"]?
if !label && !lang
response = JSON.build do |json|
json.object do
json.field "captions" do
json.array do
captions.each do |caption|
json.object do
json.field "label", caption.name
json.field "languageCode", caption.languageCode
json.field "url", "/api/v1/captions/#{id}?label=#{URI.encode_www_form(caption.name)}"
end
end
end
end
end
end
return response
end
env.response.content_type = "text/vtt; charset=UTF-8"
if lang
caption = captions.select { |caption| caption.languageCode == lang }
else
caption = captions.select { |caption| caption.name == label }
end
if caption.empty?
haltf env, 404
else
caption = caption[0]
end
url = URI.parse("#{caption.baseUrl}&tlang=#{tlang}").request_target
# Auto-generated captions often have cues that aren't aligned properly with the video,
# as well as some other markup that makes it cumbersome, so we try to fix that here
if caption.name.includes? "auto-generated"
caption_xml = YT_POOL.client &.get(url).body
caption_xml = XML.parse(caption_xml)
webvtt = String.build do |str|
str << <<-END_VTT
WEBVTT
Kind: captions
Language: #{tlang || caption.languageCode}
END_VTT
caption_nodes = caption_xml.xpath_nodes("//transcript/text")
caption_nodes.each_with_index do |node, i|
start_time = node["start"].to_f.seconds
duration = node["dur"]?.try &.to_f.seconds
duration ||= start_time
if caption_nodes.size > i + 1
end_time = caption_nodes[i + 1]["start"].to_f.seconds
else
end_time = start_time + duration
end
start_time = "#{start_time.hours.to_s.rjust(2, '0')}:#{start_time.minutes.to_s.rjust(2, '0')}:#{start_time.seconds.to_s.rjust(2, '0')}.#{start_time.milliseconds.to_s.rjust(3, '0')}"
end_time = "#{end_time.hours.to_s.rjust(2, '0')}:#{end_time.minutes.to_s.rjust(2, '0')}:#{end_time.seconds.to_s.rjust(2, '0')}.#{end_time.milliseconds.to_s.rjust(3, '0')}"
text = HTML.unescape(node.content)
text = text.gsub(/<font color="#[a-fA-F0-9]{6}">/, "")
text = text.gsub(/<\/font>/, "")
if md = text.match(/(?<name>.*) : (?<text>.*)/)
text = "<v #{md["name"]}>#{md["text"]}</v>"
end
str << <<-END_CUE
#{start_time} --> #{end_time}
#{text}
END_CUE
end
end
else
webvtt = YT_POOL.client &.get("#{url}&format=vtt").body
end
if title = env.params.query["title"]?
# https://blog.fastmail.com/2011/06/24/download-non-english-filenames/
env.response.headers["Content-Disposition"] = "attachment; filename=\"#{URI.encode_www_form(title)}\"; filename*=UTF-8''#{URI.encode_www_form(title)}"
end
webvtt
end
# Fetches YouTube storyboards
#
# Which are sprites containing x * y preview
# thumbnails for individual scenes in a video.
# See https://support.jwplayer.com/articles/how-to-add-preview-thumbnails
def self.storyboards(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/json"
id = env.params.url["id"]
region = env.params.query["region"]?
begin
video = get_video(id, PG_DB, region: region)
rescue ex : VideoRedirect
env.response.headers["Location"] = env.request.resource.gsub(id, ex.video_id)
return error_json(302, "Video is unavailable", {"videoId" => ex.video_id})
rescue ex
haltf env, 500
end
storyboards = video.storyboards
width = env.params.query["width"]?
height = env.params.query["height"]?
if !width && !height
response = JSON.build do |json|
json.object do
json.field "storyboards" do
generate_storyboards(json, id, storyboards)
end
end
end
return response
end
env.response.content_type = "text/vtt"
storyboard = storyboards.select { |storyboard| width == "#{storyboard[:width]}" || height == "#{storyboard[:height]}" }
if storyboard.empty?
haltf env, 404
else
storyboard = storyboard[0]
end
String.build do |str|
str << <<-END_VTT
WEBVTT
END_VTT
start_time = 0.milliseconds
end_time = storyboard[:interval].milliseconds
storyboard[:storyboard_count].times do |i|
url = storyboard[:url]
authority = /(i\d?).ytimg.com/.match(url).not_nil![1]?
url = url.gsub("$M", i).gsub(%r(https://i\d?.ytimg.com/sb/), "")
url = "#{HOST_URL}/sb/#{authority}/#{url}"
storyboard[:storyboard_height].times do |j|
storyboard[:storyboard_width].times do |k|
str << <<-END_CUE
#{start_time}.000 --> #{end_time}.000
#{url}#xywh=#{storyboard[:width] * k},#{storyboard[:height] * j},#{storyboard[:width] - 2},#{storyboard[:height]}
END_CUE
start_time += storyboard[:interval].milliseconds
end_time += storyboard[:interval].milliseconds
end
end
end
end
end
def self.annotations(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "text/xml"
id = env.params.url["id"]
source = env.params.query["source"]?
source ||= "archive"
if !id.match(/[a-zA-Z0-9_-]{11}/)
haltf env, 400
end
annotations = ""
case source
when "archive"
if CONFIG.cache_annotations && (cached_annotation = PG_DB.query_one?("SELECT * FROM annotations WHERE id = $1", id, as: Annotation))
annotations = cached_annotation.annotations
else
index = CHARS_SAFE.index(id[0]).not_nil!.to_s.rjust(2, '0')
# IA doesn't handle leading hyphens,
# so we use https://archive.org/details/youtubeannotations_64
if index == "62"
index = "64"
id = id.sub(/^-/, 'A')
end
file = URI.encode_www_form("#{id[0, 3]}/#{id}.xml")
location = make_client(ARCHIVE_URL, &.get("/download/youtubeannotations_#{index}/#{id[0, 2]}.tar/#{file}"))
if !location.headers["Location"]?
env.response.status_code = location.status_code
end
response = make_client(URI.parse(location.headers["Location"]), &.get(location.headers["Location"]))
if response.body.empty?
haltf env, 404
end
if response.status_code != 200
haltf env, response.status_code
end
annotations = response.body
cache_annotation(PG_DB, id, annotations)
end
else # "youtube"
response = YT_POOL.client &.get("/annotations_invideo?video_id=#{id}")
if response.status_code != 200
haltf env, response.status_code
end
annotations = response.body
end
etag = sha256(annotations)[0, 16]
if env.request.headers["If-None-Match"]?.try &.== etag
haltf env, 304
else
env.response.headers["ETag"] = etag
annotations
end
end
def self.comments(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
region = env.params.query["region"]?
env.response.content_type = "application/json"
id = env.params.url["id"]
source = env.params.query["source"]?
source ||= "youtube"
thin_mode = env.params.query["thin_mode"]?
thin_mode = thin_mode == "true"
format = env.params.query["format"]?
format ||= "json"
action = env.params.query["action"]?
action ||= "action_get_comments"
continuation = env.params.query["continuation"]?
sort_by = env.params.query["sort_by"]?.try &.downcase
if source == "youtube"
sort_by ||= "top"
begin
comments = fetch_youtube_comments(id, continuation, format, locale, thin_mode, region, sort_by: sort_by)
rescue ex
return error_json(500, ex)
end
return comments
elsif source == "reddit"
sort_by ||= "confidence"
begin
comments, reddit_thread = fetch_reddit_comments(id, sort_by: sort_by)
content_html = template_reddit_comments(comments, locale)
content_html = fill_links(content_html, "https", "www.reddit.com")
content_html = replace_links(content_html)
rescue ex
comments = nil
reddit_thread = nil
content_html = ""
end
if !reddit_thread || !comments
haltf env, 404
end
if format == "json"
reddit_thread = JSON.parse(reddit_thread.to_json).as_h
reddit_thread["comments"] = JSON.parse(comments.to_json)
return reddit_thread.to_json
else
response = {
"title" => reddit_thread.title,
"permalink" => reddit_thread.permalink,
"contentHtml" => content_html,
}
return response.to_json
end
end
end
end

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module Invidious::Routes::VideoPlayback
# /videoplayback
def self.get_video_playback(env)
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
query_params = env.params.query
fvip = query_params["fvip"]? || "3"
mns = query_params["mn"]?.try &.split(",")
mns ||= [] of String
if query_params["region"]?
region = query_params["region"]
query_params.delete("region")
end
if query_params["host"]? && !query_params["host"].empty?
host = "https://#{query_params["host"]}"
query_params.delete("host")
else
host = "https://r#{fvip}---#{mns.pop}.googlevideo.com"
end
url = "/videoplayback?#{query_params.to_s}"
headers = HTTP::Headers.new
REQUEST_HEADERS_WHITELIST.each do |header|
if env.request.headers[header]?
headers[header] = env.request.headers[header]
end
end
client = make_client(URI.parse(host), region)
response = HTTP::Client::Response.new(500)
error = ""
5.times do
begin
response = client.head(url, headers)
if response.headers["Location"]?
location = URI.parse(response.headers["Location"])
env.response.headers["Access-Control-Allow-Origin"] = "*"
new_host = "#{location.scheme}://#{location.host}"
if new_host != host
host = new_host
client.close
client = make_client(URI.parse(new_host), region)
end
url = "#{location.request_target}&host=#{location.host}#{region ? "&region=#{region}" : ""}"
else
break
end
rescue Socket::Addrinfo::Error
if !mns.empty?
mn = mns.pop
end
fvip = "3"
host = "https://r#{fvip}---#{mn}.googlevideo.com"
client = make_client(URI.parse(host), region)
rescue ex
error = ex.message
end
end
if response.status_code >= 400
env.response.content_type = "text/plain"
haltf env, response.status_code
end
if url.includes? "&file=seg.ts"
if CONFIG.disabled?("livestreams")
return error_template(403, "Administrator has disabled this endpoint.")
end
begin
client.get(url, headers) do |response|
response.headers.each do |key, value|
if !RESPONSE_HEADERS_BLACKLIST.includes?(key.downcase)
env.response.headers[key] = value
end
end
env.response.headers["Access-Control-Allow-Origin"] = "*"
if location = response.headers["Location"]?
location = URI.parse(location)
location = "#{location.request_target}&host=#{location.host}"
if region
location += "&region=#{region}"
end
return env.redirect location
end
IO.copy(response.body_io, env.response)
end
rescue ex
end
else
if query_params["title"]? && CONFIG.disabled?("downloads") ||
CONFIG.disabled?("dash")
return error_template(403, "Administrator has disabled this endpoint.")
end
content_length = nil
first_chunk = true
range_start, range_end = parse_range(env.request.headers["Range"]?)
chunk_start = range_start
chunk_end = range_end
if !chunk_end || chunk_end - chunk_start > HTTP_CHUNK_SIZE
chunk_end = chunk_start + HTTP_CHUNK_SIZE - 1
end
# TODO: Record bytes written so we can restart after a chunk fails
while true
if !range_end && content_length
range_end = content_length
end
if range_end && chunk_start > range_end
break
end
if range_end && chunk_end > range_end
chunk_end = range_end
end
headers["Range"] = "bytes=#{chunk_start}-#{chunk_end}"
begin
client.get(url, headers) do |response|
if first_chunk
if !env.request.headers["Range"]? && response.status_code == 206
env.response.status_code = 200
else
env.response.status_code = response.status_code
end
response.headers.each do |key, value|
if !RESPONSE_HEADERS_BLACKLIST.includes?(key.downcase) && key.downcase != "content-range"
env.response.headers[key] = value
end
end
env.response.headers["Access-Control-Allow-Origin"] = "*"
if location = response.headers["Location"]?
location = URI.parse(location)
location = "#{location.request_target}&host=#{location.host}#{region ? "&region=#{region}" : ""}"
env.redirect location
break
end
if title = query_params["title"]?
# https://blog.fastmail.com/2011/06/24/download-non-english-filenames/
env.response.headers["Content-Disposition"] = "attachment; filename=\"#{URI.encode_www_form(title)}\"; filename*=UTF-8''#{URI.encode_www_form(title)}"
end
if !response.headers.includes_word?("Transfer-Encoding", "chunked")
content_length = response.headers["Content-Range"].split("/")[-1].to_i64
if env.request.headers["Range"]?
env.response.headers["Content-Range"] = "bytes #{range_start}-#{range_end || (content_length - 1)}/#{content_length}"
env.response.content_length = ((range_end.try &.+ 1) || content_length) - range_start
else
env.response.content_length = content_length
end
end
end
proxy_file(response, env)
end
rescue ex
if ex.message != "Error reading socket: Connection reset by peer"
break
else
client.close
client = make_client(URI.parse(host), region)
end
end
chunk_start = chunk_end + 1
chunk_end += HTTP_CHUNK_SIZE
first_chunk = false
end
end
client.close
end
# /videoplayback/*
def self.get_video_playback_greedy(env)
path = env.request.path
path = path.lchop("/videoplayback/")
path = path.rchop("/")
path = path.gsub(/mime\/\w+\/\w+/) do |mimetype|
mimetype = mimetype.split("/")
mimetype[0] + "/" + mimetype[1] + "%2F" + mimetype[2]
end
path = path.split("/")
raw_params = {} of String => Array(String)
path.each_slice(2) do |pair|
key, value = pair
value = URI.decode_www_form(value)
if raw_params[key]?
raw_params[key] << value
else
raw_params[key] = [value]
end
end
query_params = HTTP::Params.new(raw_params)
env.response.headers["Access-Control-Allow-Origin"] = "*"
return env.redirect "/videoplayback?#{query_params}"
end
# /videoplayback/* && /videoplayback/*
def self.options_video_playback(env)
env.response.headers.delete("Content-Type")
env.response.headers["Access-Control-Allow-Origin"] = "*"
env.response.headers["Access-Control-Allow-Methods"] = "GET, OPTIONS"
env.response.headers["Access-Control-Allow-Headers"] = "Content-Type, Range"
end
# /latest_version
#
# YouTube /videoplayback links expire after 6 hours,
# so we have a mechanism here to redirect to the latest version
def self.latest_version(env)
if env.params.query["download_widget"]?
download_widget = JSON.parse(env.params.query["download_widget"])
id = download_widget["id"].as_s
title = download_widget["title"].as_s
if label = download_widget["label"]?
return env.redirect "/api/v1/captions/#{id}?label=#{label}&title=#{title}"
else
itag = download_widget["itag"].as_s.to_i
local = "true"
end
end
id ||= env.params.query["id"]?
itag ||= env.params.query["itag"]?.try &.to_i
region = env.params.query["region"]?
local ||= env.params.query["local"]?
local ||= "false"
local = local == "true"
if !id || !itag
haltf env, status_code: 400, response: "TESTING"
end
video = get_video(id, PG_DB, region: region)
fmt = video.fmt_stream.find(nil) { |f| f["itag"].as_i == itag } || video.adaptive_fmts.find(nil) { |f| f["itag"].as_i == itag }
url = fmt.try &.["url"]?.try &.as_s
if !url
haltf env, status_code: 404
end
url = URI.parse(url).request_target.not_nil! if local
url = "#{url}&title=#{title}" if title
return env.redirect url
end
end

89
src/invidious/routing.cr
View File

@ -9,3 +9,92 @@ module Invidious::Routing
{% end %} {% end %}
end end
macro define_v1_api_routes
{{namespace = Invidious::Routes::API::V1}}
# Videos
Invidious::Routing.get "/api/v1/videos/:id", {{namespace}}::Videos, :videos
Invidious::Routing.get "/api/v1/storyboards/:id", {{namespace}}::Videos, :storyboards
Invidious::Routing.get "/api/v1/captions/:id", {{namespace}}::Videos, :captions
Invidious::Routing.get "/api/v1/annotations/:id", {{namespace}}::Videos, :annotations
Invidious::Routing.get "/api/v1/comments/:id", {{namespace}}::Videos, :comments
# Feeds
Invidious::Routing.get "/api/v1/trending", {{namespace}}::Feeds, :trending
Invidious::Routing.get "/api/v1/popular", {{namespace}}::Feeds, :popular
# Channels
Invidious::Routing.get "/api/v1/channels/:ucid", {{namespace}}::Channels, :home
{% for route in {"videos", "latest", "playlists", "community", "search"} %}
Invidious::Routing.get "/api/v1/channels/#{{{route}}}/:ucid", {{namespace}}::Channels, :{{route}}
Invidious::Routing.get "/api/v1/channels/:ucid/#{{{route}}}", {{namespace}}::Channels, :{{route}}
{% end %}
# 301 redirects to new /api/v1/channels/community/:ucid and /:ucid/community
Invidious::Routing.get "/api/v1/channels/comments/:ucid", {{namespace}}::Channels, :channel_comments_redirect
Invidious::Routing.get "/api/v1/channels/:ucid/comments", {{namespace}}::Channels, :channel_comments_redirect
# Search
Invidious::Routing.get "/api/v1/search", {{namespace}}::Search, :search
Invidious::Routing.get "/api/v1/search/suggestions", {{namespace}}::Search, :search_suggestions
# Authenticated
# The notification APIs cannot be extracted yet! They require the *local* notifications constant defined in invidious.cr
#
# Invidious::Routing.get "/api/v1/auth/notifications", {{namespace}}::Authenticated, :notifications
# Invidious::Routing.post "/api/v1/auth/notifications", {{namespace}}::Authenticated, :notifications
Invidious::Routing.get "/api/v1/auth/preferences", {{namespace}}::Authenticated, :get_preferences
Invidious::Routing.post "/api/v1/auth/preferences", {{namespace}}::Authenticated, :set_preferences
Invidious::Routing.get "/api/v1/auth/feed", {{namespace}}::Authenticated, :feed
Invidious::Routing.get "/api/v1/auth/subscriptions", {{namespace}}::Authenticated, :get_subscriptions
Invidious::Routing.post "/api/v1/auth/subscriptions/:ucid", {{namespace}}::Authenticated, :subscribe_channel
Invidious::Routing.delete "/api/v1/auth/subscriptions/:ucid", {{namespace}}::Authenticated, :unsubscribe_channel
Invidious::Routing.get "/api/v1/auth/playlists", {{namespace}}::Authenticated, :list_playlists
Invidious::Routing.post "/api/v1/auth/playlists", {{namespace}}::Authenticated, :create_playlist
Invidious::Routing.patch "/api/v1/auth/playlists/:plid",{{namespace}}:: Authenticated, :update_playlist_attribute
Invidious::Routing.delete "/api/v1/auth/playlists/:plid", {{namespace}}::Authenticated, :delete_playlist
Invidious::Routing.post "/api/v1/auth/playlists/:plid/videos", {{namespace}}::Authenticated, :insert_video_into_playlist
Invidious::Routing.delete "/api/v1/auth/playlists/:plid/videos/:index", {{namespace}}::Authenticated, :delete_video_in_playlist
Invidious::Routing.get "/api/v1/auth/tokens", {{namespace}}::Authenticated, :get_tokens
Invidious::Routing.post "/api/v1/auth/tokens/register", {{namespace}}::Authenticated, :register_token
Invidious::Routing.post "/api/v1/auth/tokens/unregister", {{namespace}}::Authenticated, :unregister_token
# Misc
Invidious::Routing.get "/api/v1/stats", {{namespace}}::Misc, :stats
Invidious::Routing.get "/api/v1/playlists/:plid", {{namespace}}::Misc, :get_playlist
Invidious::Routing.get "/api/v1/auth/playlists/:plid", {{namespace}}::Misc, :get_playlist
Invidious::Routing.get "/api/v1//mixes/:rdid", {{namespace}}::Misc, :mixes
end
macro define_api_manifest_routes
Invidious::Routing.get "/api/manifest/dash/id/:id", Invidious::Routes::API::Manifest, :get_dash_video_id
Invidious::Routing.get "/api/manifest/dash/id/videoplayback", Invidious::Routes::API::Manifest, :get_dash_video_playback
Invidious::Routing.get "/api/manifest/dash/id/videoplayback/*", Invidious::Routes::API::Manifest, :get_dash_video_playback_greedy
Invidious::Routing.options "/api/manifest/dash/id/videoplayback", Invidious::Routes::API::Manifest, :options_dash_video_playback
Invidious::Routing.options "/api/manifest/dash/id/videoplayback/*", Invidious::Routes::API::Manifest, :options_dash_video_playback
Invidious::Routing.get "/api/manifest/hls_playlist/*", Invidious::Routes::API::Manifest, :get_hls_playlist
Invidious::Routing.get "/api/manifest/hls_variant/*", Invidious::Routes::API::Manifest, :get_hls_variant
end
macro define_video_playback_routes
Invidious::Routing.get "/videoplayback", Invidious::Routes::VideoPlayback, :get_video_playback
Invidious::Routing.get "/videoplayback/*", Invidious::Routes::VideoPlayback, :get_video_playback_greedy
Invidious::Routing.options "/videoplayback", Invidious::Routes::VideoPlayback, :options_video_playback
Invidious::Routing.options "/videoplayback/*", Invidious::Routes::VideoPlayback, :options_video_playback
Invidious::Routing.get "/latest_version", Invidious::Routes::VideoPlayback, :latest_version
end