forked from midou/invidious
914 lines
26 KiB
Crystal
914 lines
26 KiB
Crystal
# "Invidious" (which is what YouTube should be)
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# Copyright (C) 2018 Omar Roth
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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require "detect_language"
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require "kemal"
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require "option_parser"
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require "pg"
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require "xml"
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require "yaml"
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require "./cookie_fix"
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require "./helpers"
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CONFIG = Config.from_yaml(File.read("config/config.yml"))
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threads = CONFIG.threads
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channel_threads = CONFIG.channel_threads
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video_threads = CONFIG.video_threads
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Kemal.config.extra_options do |parser|
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parser.banner = "Usage: invidious [arguments]"
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parser.on("-t THREADS", "--youtube-threads=THREADS", "Number of threads for crawling (default: #{threads})") do |number|
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begin
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threads = number.to_i
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rescue ex
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puts "THREADS must be integer"
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exit
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end
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end
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parser.on("-c THREADS", "--channel-threads=THREADS", "Number of threads for refreshing channels (default: #{channel_threads})") do |number|
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begin
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channel_threads = number.to_i
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rescue ex
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puts "THREADS must be integer"
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exit
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end
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end
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parser.on("-v THREADS", "--video-threads=THREADS", "Number of threads for refreshing videos (default: #{video_threads})") do |number|
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begin
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video_threads = number.to_i
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rescue ex
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puts "THREADS must be integer"
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exit
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end
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end
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end
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Kemal::CLI.new
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PG_URL = URI.new(
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scheme: "postgres",
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user: CONFIG.db[:user],
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password: CONFIG.db[:password],
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host: CONFIG.db[:host],
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port: CONFIG.db[:port],
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path: CONFIG.db[:dbname],
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)
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PG_DB = DB.open PG_URL
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YT_URL = URI.parse("https://www.youtube.com")
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REDDIT_URL = URI.parse("https://api.reddit.com")
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LOGIN_URL = URI.parse("https://accounts.google.com")
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threads.times do
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spawn do
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ids = Deque(String).new
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random = Random.new
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client = make_client(YT_URL)
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search(random.base64(3), client) do |id|
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ids << id
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end
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loop do
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if ids.empty?
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search(random.base64(3), client) do |id|
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ids << id
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end
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end
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begin
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id = ids[0]
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video = get_video(id, client, PG_DB)
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rescue ex
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STDOUT << id << " : " << ex.message << "\n"
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client = make_client(YT_URL)
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next
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ensure
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ids.delete(id)
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end
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rvs = [] of Hash(String, String)
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if video.info.has_key?("rvs")
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video.info["rvs"].split(",").each do |rv|
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rvs << HTTP::Params.parse(rv).to_h
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end
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end
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rvs.each do |rv|
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if rv.has_key?("id") && !PG_DB.query_one?("SELECT EXISTS (SELECT true FROM videos WHERE id = $1)", rv["id"], as: Bool)
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ids.delete(id)
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ids << rv["id"]
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if ids.size == 150
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ids.shift
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end
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end
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end
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Fiber.yield
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end
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end
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end
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channel_threads.times do |i|
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spawn do
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loop do
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query = "SELECT id FROM channels ORDER BY updated \
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LIMIT (SELECT count(*)/$2 FROM channels) \
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OFFSET (SELECT count(*)*$1/$2 FROM channels)"
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PG_DB.query(query, i, channel_threads) do |rs|
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rs.each do
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client = make_client(YT_URL)
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begin
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id = rs.read(String)
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channel = get_channel(id, client, PG_DB)
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rescue ex
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STDOUT << id << " : " << ex.message << "\n"
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client = make_client(YT_URL)
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next
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end
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end
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end
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Fiber.yield
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end
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end
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end
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video_threads.times do |i|
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spawn do
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loop do
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query = "SELECT id FROM videos ORDER BY updated \
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LIMIT (SELECT count(*)/$2 FROM videos) \
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OFFSET (SELECT count(*)*$1/$2 FROM videos)"
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PG_DB.query(query, i, video_threads) do |rs|
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rs.each do
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client = make_client(YT_URL)
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begin
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id = rs.read(String)
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video = get_video(id, client, PG_DB)
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rescue ex
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STDOUT << id << " : " << ex.message << "\n"
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client = make_client(YT_URL)
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next
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end
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end
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end
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Fiber.yield
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end
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end
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end
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top_videos = [] of Video
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spawn do
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if CONFIG.dl_api_key
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DetectLanguage.configure do |config|
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config.api_key = CONFIG.dl_api_key.not_nil!
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end
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filter = true
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end
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filter ||= false
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loop do
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begin
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top = rank_videos(PG_DB, 40, filter, YT_URL)
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rescue ex
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next
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end
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if top.size > 0
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args = arg_array(top)
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else
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next
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end
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videos = [] of Video
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top.each do |id|
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client = make_client(YT_URL)
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begin
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videos << get_video(id, client, PG_DB)
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rescue ex
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next
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end
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end
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top_videos = videos
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Fiber.yield
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end
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end
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before_all do |env|
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if env.request.cookies.has_key?("SID")
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env.set "authorized", true
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sid = env.request.cookies["SID"].value
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env.set "sid", sid
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notifications = PG_DB.query_one?("SELECT cardinality(notifications) FROM users WHERE id = $1", sid, as: Int32)
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notifications ||= 0
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env.set "notifications", notifications
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end
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if env.request.cookies.has_key?("darktheme") && env.request.cookies["darktheme"].value == "true"
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env.set "darktheme", true
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end
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end
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get "/" do |env|
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templated "index"
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end
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get "/watch" do |env|
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if env.params.query["v"]?
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id = env.params.query["v"]
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else
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next env.redirect "/"
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end
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video_start = env.params.query["start"]?.try &.to_i
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video_start ||= 0
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video_end = env.params.query["end"]?.try &.to_i
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video_end ||= -1
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listen = false
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if env.params.query["listen"]? && env.params.query["listen"] == "true"
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listen = true
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env.params.query.delete_all("listen")
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end
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authorized = env.get? "authorized"
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if authorized
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sid = env.get("sid").as(String)
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subscriptions = PG_DB.query_one?("SELECT subscriptions FROM users WHERE id = $1", sid, as: Array(String))
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end
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subscriptions ||= [] of String
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client = make_client(YT_URL)
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begin
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video = get_video(id, client, PG_DB)
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rescue ex
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error_message = ex.message
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next templated "error"
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end
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fmt_stream = [] of HTTP::Params
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video.info["url_encoded_fmt_stream_map"].split(",") do |string|
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if !string.empty?
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fmt_stream << HTTP::Params.parse(string)
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end
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end
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adaptive_fmts = [] of HTTP::Params
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if video.info.has_key?("adaptive_fmts")
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video.info["adaptive_fmts"].split(",") do |string|
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adaptive_fmts << HTTP::Params.parse(string)
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end
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end
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if adaptive_fmts[0]? && adaptive_fmts[0]["s"]?
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adaptive_fmts.each do |fmt|
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fmt["url"] += "&signature=" + decrypt_signature(fmt["s"])
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end
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fmt_stream.each do |fmt|
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fmt["url"] += "&signature=" + decrypt_signature(fmt["s"])
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end
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end
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fmt_stream.each { |s| s.add("label", "#{s["quality"]} - #{s["type"].split(";")[0].split("/")[1]}") }
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fmt_stream = fmt_stream.uniq { |s| s["label"] }
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video_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("video") ? s : nil }
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video_streams = video_streams.uniq { |s| s["size"] }
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audio_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("audio") ? s : nil }
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audio_streams.sort_by! { |s| s["bitrate"].to_i }.reverse!
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audio_streams.each do |fmt|
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fmt["bitrate"] = (fmt["bitrate"].to_f64/1000).to_i.to_s
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end
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rvs = [] of Hash(String, String)
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if video.info.has_key?("rvs")
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video.info["rvs"].split(",").each do |rv|
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rvs << HTTP::Params.parse(rv).to_h
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end
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end
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rating = video.info["avg_rating"].to_f64
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engagement = ((video.dislikes.to_f + video.likes.to_f)/video.views * 100)
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if video.likes > 0 || video.dislikes > 0
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calculated_rating = (video.likes.to_f/(video.likes.to_f + video.dislikes.to_f) * 4 + 1)
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end
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calculated_rating ||= 0.0
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if video.info["ad_slots"]?
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ad_slots = video.info["ad_slots"].split(",")
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ad_slots = ad_slots.join(", ")
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end
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if video.info["enabled_engage_types"]?
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engage_types = video.info["enabled_engage_types"].split(",")
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engage_types = engage_types.join(", ")
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end
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if video.info["ad_tag"]?
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ad_tag = URI.parse(video.info["ad_tag"])
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ad_query = HTTP::Params.parse(ad_tag.query.not_nil!)
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ad_category = URI.unescape(ad_query["iu"])
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ad_category = ad_category.lstrip("/4061/").split(".")[-1]
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ad_query = HTTP::Params.parse(ad_query["scp"])
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k2 = URI.unescape(ad_query["k2"]).split(",")
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k2 = k2.join(", ")
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end
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reddit_client = make_client(REDDIT_URL)
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headers = HTTP::Headers{"User-Agent" => "web:invidio.us:v0.1.0 (by /u/omarroth)"}
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begin
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reddit_comments, reddit_thread = get_reddit_comments(id, reddit_client, headers)
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reddit_html = template_comments(reddit_comments)
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reddit_html = fill_links(reddit_html, "https", "www.reddit.com")
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reddit_html = add_alt_links(reddit_html)
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rescue ex
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reddit_thread = nil
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reddit_html = ""
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end
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video.description = fill_links(video.description, "https", "www.youtube.com")
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video.description = add_alt_links(video.description)
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thumbnail = "https://i.ytimg.com/vi/#{id}/mqdefault.jpg"
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templated "watch"
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end
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get "/search" do |env|
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if env.params.query["q"]?
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query = env.params.query["q"]
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else
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next env.redirect "/"
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end
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page = env.params.query["page"]?.try &.to_i
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page ||= 1
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client = make_client(YT_URL)
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html = client.get("/results?q=#{URI.escape(query)}&page=#{page}&sp=EgIQAVAU").body
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html = XML.parse_html(html)
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videos = Array(Hash(String, String)).new
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html.xpath_nodes(%q(//ol[@class="item-section"]/li)).each do |item|
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root = item.xpath_node(%q(div[contains(@class,"yt-lockup-video")]/div))
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if root
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video = {} of String => String
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id = root.xpath_node(%q(div[contains(@class,"yt-lockup-thumbnail")]/a/@href))
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if id
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id = id.content.lchop("/watch?v=")
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end
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id ||= ""
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video["id"] = id
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title = root.xpath_node(%q(div[@class="yt-lockup-content"]/h3/a))
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if title
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video["title"] = title.content
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end
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video["title"] ||= ""
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author = root.xpath_node(%q(div[@class="yt-lockup-content"]/div/a))
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if author
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video["author"] = author.content
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video["ucid_url"] = author["href"]
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end
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video["author"] ||= ""
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video["ucid_url"] ||= ""
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videos << video
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end
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end
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templated "search"
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end
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get "/login" do |env|
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referer = env.request.headers["referer"]?
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referer ||= "/feed/subscriptions"
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if referer.ends_with? "/login"
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referer = "/feed/subscriptions"
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end
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if referer.size > 32
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referer = "/feed/subscriptions"
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end
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templated "login"
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end
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# See https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/youtube.py#L79
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post "/login" do |env|
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referer = env.params.query["referer"]?
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referer ||= "/feed/subscriptions"
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email = env.params.body["email"]?
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password = env.params.body["password"]?
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begin
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client = make_client(LOGIN_URL)
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headers = HTTP::Headers.new
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login_page = client.get("/ServiceLogin")
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headers = login_page.cookies.add_request_headers(headers)
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login_page = XML.parse_html(login_page.body)
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inputs = {} of String => String
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login_page.xpath_nodes(%q(//input[@type="submit"])).each do |node|
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name = node["id"]? || node["name"]?
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name ||= ""
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value = node["value"]?
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value ||= ""
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if name != "" && value != ""
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inputs[name] = value
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end
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end
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login_page.xpath_nodes(%q(//input[@type="hidden"])).each do |node|
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name = node["id"]? || node["name"]?
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name ||= ""
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value = node["value"]?
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value ||= ""
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if name != "" && value != ""
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inputs[name] = value
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end
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end
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lookup_req = %(["#{email}","#{inputs["session-state"]}",[],null,"US",null,null,2,false,true,[null,null,[2,1,null,1,"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn",null,[],4,[]],1,[null,null,[]],null,null,null,true],"#{email}"])
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headers["Content-Type"] = "application/x-www-form-urlencoded;charset=utf-8"
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headers["Google-Accounts-XSRF"] = "1"
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lookup_results = client.post("/_/signin/sl/lookup", headers, login_req(inputs, lookup_req))
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headers = lookup_results.cookies.add_request_headers(headers)
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lookup_results = lookup_results.body
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lookup_results = lookup_results[5..-1]
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lookup_results = JSON.parse(lookup_results)
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user_hash = lookup_results[0][2]
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challenge_req = %([#{user_hash},null,1,null,[1,null,null,null,[#{password},null,true]],[null,null,[2,1,null,1,"https://accounts.google.com/ServiceLogin?passive=true&continue=https%3A%2F%2Fwww.youtube.com%2Fsignin%3Fnext%3D%252F%26action_handle_signin%3Dtrue%26hl%3Den%26app%3Ddesktop%26feature%3Dsign_in_button&hl=en&service=youtube&uilel=3&requestPath=%2FServiceLogin&Page=PasswordSeparationSignIn", null,[],4],1,[null,null,[]],null,null,null,true]])
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challenge_results = client.post("/_/signin/sl/challenge", headers, login_req(inputs, challenge_req))
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headers = challenge_results.cookies.add_request_headers(headers)
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challenge_results = challenge_results.body
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challenge_results = challenge_results[5..-1]
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challenge_results = JSON.parse(challenge_results)
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if challenge_results[0][5]?.try &.[5] == "INCORRECT_ANSWER_ENTERED"
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error_message = "Incorrect password"
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next templated "error"
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end
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login_res = challenge_results[0][13][2].to_s
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login = client.get(login_res, headers)
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headers = login.cookies.add_request_headers(headers)
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login = client.get(login.headers["Location"], headers)
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headers = HTTP::Headers.new
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headers = login.cookies.add_request_headers(headers)
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sid = login.cookies["SID"].value
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client = make_client(YT_URL)
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user = get_user(sid, client, headers, PG_DB)
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# We are now logged in
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|
|
host = URI.parse(env.request.headers["Host"]).host
|
|
|
|
login.cookies.each do |cookie|
|
|
cookie.secure = false
|
|
cookie.extension = cookie.extension.not_nil!.gsub(".youtube.com", host)
|
|
cookie.extension = cookie.extension.not_nil!.gsub("Secure; ", "")
|
|
end
|
|
|
|
login.cookies.add_response_headers(env.response.headers)
|
|
|
|
env.redirect referer
|
|
rescue ex
|
|
error_message = "Login failed"
|
|
next templated "error"
|
|
end
|
|
end
|
|
|
|
get "/signout" do |env|
|
|
referer = env.request.headers["referer"]?
|
|
referer ||= "/"
|
|
|
|
env.request.cookies.each do |cookie|
|
|
if cookie.name != "darktheme"
|
|
cookie.expires = Time.new(1990, 1, 1)
|
|
end
|
|
end
|
|
|
|
env.request.cookies.add_response_headers(env.response.headers)
|
|
env.redirect referer
|
|
end
|
|
|
|
get "/redirect" do |env|
|
|
if env.params.query["q"]?
|
|
env.redirect env.params.query["q"]
|
|
else
|
|
env.redirect "/"
|
|
end
|
|
end
|
|
|
|
# Return dash manifest for the given video ID
|
|
get "/api/manifest/dash/id/:id" do |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"]
|
|
|
|
client = make_client(YT_URL)
|
|
begin
|
|
video = get_video(id, client, PG_DB)
|
|
rescue ex
|
|
halt env, status_code: 403
|
|
end
|
|
|
|
adaptive_fmts = [] of HTTP::Params
|
|
if video.info.has_key?("adaptive_fmts")
|
|
video.info["adaptive_fmts"].split(",") do |string|
|
|
adaptive_fmts << HTTP::Params.parse(string)
|
|
end
|
|
else
|
|
halt env, status_code: 403
|
|
end
|
|
|
|
if local
|
|
adaptive_fmts.each do |fmt|
|
|
if Kemal.config.ssl
|
|
scheme = "https://"
|
|
end
|
|
scheme ||= "http://"
|
|
|
|
fmt["url"] = scheme + env.request.headers["Host"] + URI.parse(fmt["url"]).full_path
|
|
end
|
|
end
|
|
|
|
if adaptive_fmts[0]? && adaptive_fmts[0]["s"]?
|
|
adaptive_fmts.each do |fmt|
|
|
fmt["url"] += "&signature=" + decrypt_signature(fmt["s"])
|
|
end
|
|
end
|
|
|
|
video_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("video/mp4") ? s : nil }
|
|
|
|
audio_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("audio/mp4") ? s : nil }
|
|
audio_streams.sort_by! { |s| s["bitrate"].to_i }.reverse!
|
|
audio_streams.each do |fmt|
|
|
fmt["bitrate"] = (fmt["bitrate"].to_f64/1000).to_i.to_s
|
|
end
|
|
|
|
manifest = XML.build(indent: " ", encoding: "UTF-8") do |xml|
|
|
xml.element("MPD", "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance", "xsi:schemaLocation": "urn:mpeg:DASH:schema:MPD:2011 DASH-MPD.xsd",
|
|
xmlns: "urn:mpeg:dash:schema:mpd:2011", profiles: "urn:mpeg:dash:profile:isoff-main:2011",
|
|
mediaPresentationDuration: "PT#{video.info["length_seconds"]}S", minBufferTime: "PT2S", type: "static") do
|
|
xml.element("Period") do
|
|
xml.element("AdaptationSet", id: 0, mimeType: "audio/mp4", subsegmentAlignment: true) do
|
|
xml.element("Role", schemeIdUri: "urn:mpeg:DASH:role:2011", value: "main")
|
|
audio_streams.each do |fmt|
|
|
mimetype, codecs = fmt["type"].split(";")
|
|
codecs = codecs[9..-2]
|
|
fmt_type = mimetype.split("/")[0]
|
|
bandwidth = fmt["bitrate"]
|
|
itag = fmt["itag"]
|
|
url = fmt["url"]
|
|
|
|
xml.element("Representation", id: fmt["itag"], codecs: codecs, bandwidth: bandwidth) do
|
|
xml.element("BaseURL") { xml.text url }
|
|
xml.element("SegmentBase", indexRange: fmt["init"]) do
|
|
xml.element("Initialization", range: fmt["index"])
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
xml.element("AdaptationSet", id: 1, mimeType: "video/mp4", subsegmentAlignment: true) do
|
|
xml.element("Role", schemeIdUri: "urn:mpeg:DASH:role:2011", value: "main")
|
|
video_streams.each do |fmt|
|
|
mimetype, codecs = fmt["type"].split(";")
|
|
codecs = codecs[9..-2]
|
|
fmt_type = mimetype.split("/")[0]
|
|
bandwidth = fmt["bitrate"]
|
|
itag = fmt["itag"]
|
|
url = fmt["url"]
|
|
height, width = fmt["size"].split("x")
|
|
|
|
xml.element("Representation", id: itag, codecs: codecs, width: width, height: height, bandwidth: bandwidth, frameRate: fmt["fps"]) do
|
|
xml.element("BaseURL") { xml.text url }
|
|
xml.element("SegmentBase", indexRange: fmt["init"]) do
|
|
xml.element("Initialization", range: fmt["index"])
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
manifest = manifest.gsub(%(<?xml version="1.0" encoding="UTF-8U"?>), %(<?xml version="1.0" encoding="UTF-8"?>))
|
|
manifest = manifest.gsub(%(<?xml version="1.0" encoding="UTF-8V"?>), %(<?xml version="1.0" encoding="UTF-8"?>))
|
|
manifest
|
|
end
|
|
|
|
# Get subscriptions for authorized user
|
|
get "/feed/subscriptions" do |env|
|
|
authorized = env.get? "authorized"
|
|
|
|
if authorized
|
|
max_results = env.params.query["maxResults"]?.try &.to_i || 40
|
|
|
|
page = env.params.query["page"]?.try &.to_i
|
|
page ||= 1
|
|
|
|
if max_results < 0
|
|
limit = nil
|
|
offset = (page - 1) * 1
|
|
else
|
|
limit = max_results
|
|
offset = (page - 1) * max_results
|
|
end
|
|
|
|
headers = HTTP::Headers.new
|
|
headers["Cookie"] = env.request.headers["Cookie"]
|
|
|
|
sid = env.get("sid").as(String)
|
|
|
|
client = make_client(YT_URL)
|
|
user = get_user(sid, client, headers, PG_DB)
|
|
|
|
args = arg_array(user.subscriptions, 3)
|
|
videos = PG_DB.query_all("SELECT * FROM channel_videos WHERE ucid IN (#{args}) \
|
|
ORDER BY published DESC LIMIT $1 OFFSET $2", [limit, offset] + user.subscriptions, as: ChannelVideo)
|
|
|
|
if !limit
|
|
videos = videos[0..max_results]
|
|
end
|
|
|
|
PG_DB.exec("UPDATE users SET notifications = $1 WHERE id = $2", [] of String, sid)
|
|
env.set "notifications", 0
|
|
|
|
templated "subscriptions"
|
|
else
|
|
env.redirect "/"
|
|
end
|
|
end
|
|
|
|
# Function that is useful if you have multiple channels that don't have
|
|
# the "bell dinged". Request parameters are fairly self-explanatory,
|
|
# receive_all_updates = true and receive_post_updates = true will "ding" all
|
|
# channels. Calling /modify_notifications without any arguments will
|
|
# request all notifications from all channels.
|
|
# /modify_notifications?receive_all_updates=false&receive_no_updates=false
|
|
# will "unding" all subscriptions.
|
|
get "/modify_notifications" do |env|
|
|
authorized = env.get? "authorized"
|
|
|
|
referer = env.request.headers["referer"]?
|
|
referer ||= "/"
|
|
|
|
if authorized
|
|
channel_req = {} of String => String
|
|
|
|
channel_req["receive_all_updates"] = env.params.query["receive_all_updates"]? || "true"
|
|
channel_req["receive_no_updates"] = env.params.query["receive_no_updates"]? || ""
|
|
channel_req["receive_post_updates"] = env.params.query["receive_post_updates"]? || "true"
|
|
|
|
channel_req.reject! { |k, v| v != "true" && v != "false" }
|
|
|
|
headers = HTTP::Headers.new
|
|
headers["Cookie"] = env.request.headers["Cookie"]
|
|
|
|
client = make_client(YT_URL)
|
|
subs = client.get("/subscription_manager?disable_polymer=1", headers)
|
|
headers["Cookie"] += "; " + subs.cookies.add_request_headers(headers)["Cookie"]
|
|
match = subs.body.match(/'XSRF_TOKEN': "(?<session_token>[A-Za-z0-9\_\-\=]+)"/)
|
|
if match
|
|
session_token = match["session_token"]
|
|
else
|
|
next env.redirect referer
|
|
end
|
|
|
|
channel_req["session_token"] = session_token
|
|
|
|
headers["content-type"] = "application/x-www-form-urlencoded"
|
|
subs = XML.parse_html(subs.body)
|
|
subs.xpath_nodes(%q(//a[@class="subscription-title yt-uix-sessionlink"]/@href)).each do |channel|
|
|
channel_id = channel.content.lstrip("/channel/").not_nil!
|
|
|
|
channel_req["channel_id"] = channel_id
|
|
|
|
client.post("/subscription_ajax?action_update_subscription_preferences=1", headers, HTTP::Params.encode(channel_req)).body
|
|
end
|
|
end
|
|
|
|
env.redirect referer
|
|
end
|
|
|
|
get "/subscription_ajax" do |env|
|
|
authorized = env.get? "authorized"
|
|
referer = env.request.headers["referer"]?
|
|
referer ||= "/"
|
|
|
|
if authorized
|
|
if env.params.query["action_create_subscription_to_channel"]?
|
|
action = "action_create_subscription_to_channel"
|
|
elsif env.params.query["action_remove_subscriptions"]?
|
|
action = "action_remove_subscriptions"
|
|
else
|
|
next env.redirect referer
|
|
end
|
|
|
|
channel_id = env.params.query["c"]?
|
|
channel_id ||= ""
|
|
|
|
headers = HTTP::Headers.new
|
|
headers["Cookie"] = env.request.headers["Cookie"]
|
|
|
|
client = make_client(YT_URL)
|
|
subs = client.get("/subscription_manager?disable_polymer=1", headers)
|
|
|
|
headers["Cookie"] += "; " + subs.cookies.add_request_headers(headers)["Cookie"]
|
|
|
|
match = subs.body.match(/'XSRF_TOKEN': "(?<session_token>[A-Za-z0-9\_\-\=]+)"/)
|
|
if match
|
|
session_token = match["session_token"]
|
|
else
|
|
next env.redirect "/"
|
|
end
|
|
|
|
headers["content-type"] = "application/x-www-form-urlencoded"
|
|
|
|
post_req = {
|
|
"session_token" => session_token,
|
|
}
|
|
post_req = HTTP::Params.encode(post_req)
|
|
post_url = "/subscription_ajax?#{action}=1&c=#{channel_id}"
|
|
|
|
# Update user
|
|
if client.post(post_url, headers, post_req).status_code == 200
|
|
sid = env.get("sid").as(String)
|
|
|
|
case action
|
|
when .starts_with? "action_create"
|
|
PG_DB.exec("UPDATE users SET subscriptions = array_append(subscriptions,$1) WHERE id = $2", channel_id, sid)
|
|
when .starts_with? "action_remove"
|
|
PG_DB.exec("UPDATE users SET subscriptions = array_remove(subscriptions,$1) WHERE id = $2", channel_id, sid)
|
|
end
|
|
end
|
|
end
|
|
|
|
env.redirect referer
|
|
end
|
|
|
|
get "/modify_theme" do |env|
|
|
referer = env.request.headers["referer"]?
|
|
referer ||= "/"
|
|
|
|
if env.params.query["dark"]?
|
|
env.response.cookies["darktheme"] = "true"
|
|
elsif env.params.query["light"]?
|
|
env.request.cookies["darktheme"].expires = Time.new(1990, 1, 1)
|
|
env.request.cookies.add_response_headers(env.response.headers)
|
|
end
|
|
|
|
env.redirect referer
|
|
end
|
|
|
|
get "/videoplayback" do |env|
|
|
query_params = env.params.query
|
|
|
|
fvip = query_params["fvip"]
|
|
mn = query_params["mn"].split(",")[0]
|
|
host = "https://r#{fvip}---#{mn}.googlevideo.com"
|
|
url = "/videoplayback?#{query_params.to_s}"
|
|
|
|
client = make_client(URI.parse(host))
|
|
response = client.head(url)
|
|
|
|
headers = env.request.headers
|
|
headers.delete("Host")
|
|
headers.delete("Cookie")
|
|
headers.delete("User-Agent")
|
|
headers.delete("Referer")
|
|
|
|
client.get(url, headers) do |response|
|
|
if response.headers["Location"]?
|
|
url = URI.parse(response.headers["Location"])
|
|
env.redirect url.full_path
|
|
else
|
|
env.response.status_code = response.status_code
|
|
|
|
response.headers.each do |key, value|
|
|
env.response.headers[key] = value
|
|
end
|
|
|
|
env.response.headers["Access-Control-Allow-Origin"] = "*"
|
|
|
|
chunk = Bytes[8]
|
|
|
|
loop do
|
|
count = response.body_io.read(chunk)
|
|
|
|
begin
|
|
env.response.write(chunk)
|
|
env.response.flush
|
|
rescue ex
|
|
break
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
options "/videoplayback" do |env|
|
|
env.response.headers["Access-Control-Allow-Origin"] = "*"
|
|
env.response.headers["Access-Control-Allow-Methods"] = "GET"
|
|
env.response.headers["Access-Control-Allow-Headers"] = "Content-Type, range"
|
|
end
|
|
|
|
error 404 do |env|
|
|
error_message = "404 Page not found"
|
|
templated "error"
|
|
end
|
|
|
|
error 500 do |env|
|
|
error_message = "500 Server error"
|
|
templated "error"
|
|
end
|
|
|
|
# Add redirect if SSL is enabled
|
|
if Kemal.config.ssl
|
|
spawn do
|
|
server = HTTP::Server.new("0.0.0.0", 80) do |context|
|
|
redirect_url = "https://#{context.request.host}#{context.request.path}"
|
|
if context.request.query
|
|
redirect_url += "?#{context.request.query}"
|
|
end
|
|
context.response.headers.add("Location", redirect_url)
|
|
context.response.status_code = 301
|
|
end
|
|
|
|
server.listen
|
|
end
|
|
|
|
before_all do |env|
|
|
env.response.headers.add("Strict-Transport-Security", "max-age=31536000; includeSubDomains; preload")
|
|
end
|
|
end
|
|
|
|
static_headers do |response, filepath, filestat|
|
|
response.headers.add("Cache-Control", "max-age=86400")
|
|
end
|
|
|
|
public_folder "assets"
|
|
|
|
add_handler FilteredCompressHandler.new
|
|
|
|
Kemal.run
|