/
invidious.cr
5205 lines (4149 loc) · 147 KB
/
invidious.cr
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# "Invidious" (which is an alternative front-end to YouTube)
# Copyright (C) 2019 Omar Roth
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
require "digest/md5"
require "file_utils"
require "kemal"
require "markdown"
require "openssl/hmac"
require "option_parser"
require "pg"
require "sqlite3"
require "xml"
require "yaml"
require "zip"
require "./invidious/helpers/*"
require "./invidious/*"
CONFIG = Config.from_yaml(File.read("config/config.yml"))
HMAC_KEY = CONFIG.hmac_key || Random::Secure.hex(32)
PG_URL = URI.new(
scheme: "postgres",
user: CONFIG.db.user,
password: CONFIG.db.password,
host: CONFIG.db.host,
port: CONFIG.db.port,
path: CONFIG.db.dbname,
)
PG_DB = DB.open PG_URL
ARCHIVE_URL = URI.parse("https://archive.org")
LOGIN_URL = URI.parse("https://accounts.google.com")
PUBSUB_URL = URI.parse("https://pubsubhubbub.appspot.com")
REDDIT_URL = URI.parse("https://www.reddit.com")
TEXTCAPTCHA_URL = URI.parse("http://textcaptcha.com")
YT_URL = URI.parse("https://www.youtube.com")
CHARS_SAFE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_"
TEST_IDS = {"AgbeGFYluEA", "BaW_jenozKc", "a9LDPn-MO4I", "ddFvjfvPnqk", "iqKdEhx-dD4"}
MAX_ITEMS_PER_PAGE = 1500
REQUEST_HEADERS_WHITELIST = {"Accept", "Accept-Encoding", "Cache-Control", "Connection", "Content-Length", "If-None-Match", "Range"}
RESPONSE_HEADERS_BLACKLIST = {"Access-Control-Allow-Origin", "Alt-Svc", "Server"}
HTTP_CHUNK_SIZE = 10485760 # ~10MB
CURRENT_BRANCH = {{ "#{`git branch | sed -n '/\* /s///p'`.strip}" }}
CURRENT_COMMIT = {{ "#{`git rev-list HEAD --max-count=1 --abbrev-commit`.strip}" }}
CURRENT_VERSION = {{ "#{`git describe --tags --abbrev=0`.strip}" }}
# This is used to determine the `?v=` on the end of file URLs (for cache busting). We
# only need to expire modified assets, so we can use this to find the last commit that changes
# any assets
ASSET_COMMIT = {{ "#{`git rev-list HEAD --max-count=1 --abbrev-commit -- assets`.strip}" }}
SOFTWARE = {
"name" => "invidious",
"version" => "#{CURRENT_VERSION}-#{CURRENT_COMMIT}",
"branch" => "#{CURRENT_BRANCH}",
}
LOCALES = {
"ar" => load_locale("ar"),
"de" => load_locale("de"),
"el" => load_locale("el"),
"en-US" => load_locale("en-US"),
"eo" => load_locale("eo"),
"es" => load_locale("es"),
"eu" => load_locale("eu"),
"fr" => load_locale("fr"),
"is" => load_locale("is"),
"it" => load_locale("it"),
"nb_NO" => load_locale("nb_NO"),
"nl" => load_locale("nl"),
"pl" => load_locale("pl"),
"ru" => load_locale("ru"),
"uk" => load_locale("uk"),
"zh-CN" => load_locale("zh-CN"),
}
config = CONFIG
logger = Invidious::LogHandler.new
Kemal.config.extra_options do |parser|
parser.banner = "Usage: invidious [arguments]"
parser.on("-c THREADS", "--channel-threads=THREADS", "Number of threads for refreshing channels (default: #{config.channel_threads})") do |number|
begin
config.channel_threads = number.to_i
rescue ex
puts "THREADS must be integer"
exit
end
end
parser.on("-f THREADS", "--feed-threads=THREADS", "Number of threads for refreshing feeds (default: #{config.feed_threads})") do |number|
begin
config.feed_threads = number.to_i
rescue ex
puts "THREADS must be integer"
exit
end
end
parser.on("-o OUTPUT", "--output=OUTPUT", "Redirect output (default: STDOUT)") do |output|
FileUtils.mkdir_p(File.dirname(output))
logger = Invidious::LogHandler.new(File.open(output, mode: "a"))
end
parser.on("-v", "--version", "Print version") do |output|
puts SOFTWARE.to_pretty_json
exit
end
end
Kemal::CLI.new ARGV
# Check table integrity
if CONFIG.check_tables
analyze_table(PG_DB, logger, "channels", InvidiousChannel)
analyze_table(PG_DB, logger, "channel_videos", ChannelVideo)
analyze_table(PG_DB, logger, "nonces", Nonce)
analyze_table(PG_DB, logger, "session_ids", SessionId)
analyze_table(PG_DB, logger, "users", User)
analyze_table(PG_DB, logger, "videos", Video)
if CONFIG.cache_annotations
analyze_table(PG_DB, logger, "annotations", Annotation)
end
end
# Start jobs
refresh_channels(PG_DB, logger, config)
refresh_feeds(PG_DB, logger, config)
subscribe_to_feeds(PG_DB, logger, HMAC_KEY, config)
statistics = {
"error" => "Statistics are not availabile.",
}
if config.statistics_enabled
spawn do
loop do
statistics = {
"version" => "2.0",
"software" => SOFTWARE,
"openRegistrations" => config.registration_enabled,
"usage" => {
"users" => {
"total" => PG_DB.query_one("SELECT count(*) FROM users", as: Int64),
"activeHalfyear" => PG_DB.query_one("SELECT count(*) FROM users WHERE CURRENT_TIMESTAMP - updated < '6 months'", as: Int64),
"activeMonth" => PG_DB.query_one("SELECT count(*) FROM users WHERE CURRENT_TIMESTAMP - updated < '1 month'", as: Int64),
},
},
"metadata" => {
"updatedAt" => Time.utc.to_unix,
"lastChannelRefreshedAt" => PG_DB.query_one?("SELECT updated FROM channels ORDER BY updated DESC LIMIT 1", as: Time).try &.to_unix || 0,
},
}
sleep 1.minute
Fiber.yield
end
end
end
top_videos = [] of Video
if config.top_enabled
spawn do
pull_top_videos(config, PG_DB) do |videos|
top_videos = videos
end
end
end
popular_videos = [] of ChannelVideo
spawn do
pull_popular_videos(PG_DB) do |videos|
popular_videos = videos
end
end
decrypt_function = [] of {name: String, value: Int32}
spawn do
update_decrypt_function do |function|
decrypt_function = function
end
end
connection_channel = Channel({Bool, Channel(PQ::Notification)}).new(32)
spawn do
connections = [] of Channel(PQ::Notification)
PG.connect_listen(PG_URL, "notifications") { |event| connections.each { |connection| connection.send(event) } }
loop do
action, connection = connection_channel.receive
case action
when true
connections << connection
when false
connections.delete(connection)
end
end
end
before_all do |env|
host_url = make_host_url(config, Kemal.config)
env.response.headers["X-XSS-Protection"] = "1; mode=block"
env.response.headers["X-Content-Type-Options"] = "nosniff"
env.response.headers["Content-Security-Policy"] = "default-src blob: data: 'self' #{host_url} 'unsafe-inline' 'unsafe-eval'; media-src blob: 'self' #{host_url} https://*.googlevideo.com:443"
env.response.headers["Referrer-Policy"] = "same-origin"
if (Kemal.config.ssl || config.https_only) && config.hsts
env.response.headers["Strict-Transport-Security"] = "max-age=31536000; includeSubDomains; preload"
end
begin
preferences = Preferences.from_json(env.request.cookies["PREFS"]?.try &.value || "{}")
rescue
preferences = Preferences.from_json("{}")
end
if env.request.cookies.has_key? "SID"
sid = env.request.cookies["SID"].value
if sid.starts_with? "v1:"
raise "Cannot use token as SID"
end
# Invidious users only have SID
if !env.request.cookies.has_key? "SSID"
if email = PG_DB.query_one?("SELECT email FROM session_ids WHERE id = $1", sid, as: String)
user = PG_DB.query_one("SELECT * FROM users WHERE email = $1", email, as: User)
csrf_token = generate_response(sid, {":signout", ":watch_ajax", ":subscription_ajax", ":token_ajax", ":authorize_token"}, HMAC_KEY, PG_DB, 1.week)
preferences = user.preferences
env.set "sid", sid
env.set "csrf_token", csrf_token
env.set "user", user
end
else
headers = HTTP::Headers.new
headers["Cookie"] = env.request.headers["Cookie"]
begin
user, sid = get_user(sid, headers, PG_DB, false)
csrf_token = generate_response(sid, {":signout", ":watch_ajax", ":subscription_ajax", ":token_ajax", ":authorize_token"}, HMAC_KEY, PG_DB, 1.week)
preferences = user.preferences
env.set "sid", sid
env.set "csrf_token", csrf_token
env.set "user", user
rescue ex
end
end
end
dark_mode = env.params.query["dark_mode"]? || preferences.dark_mode.to_s
dark_mode = dark_mode == "true"
thin_mode = env.params.query["thin_mode"]? || preferences.thin_mode.to_s
thin_mode = thin_mode == "true"
locale = env.params.query["hl"]? || preferences.locale
preferences.dark_mode = dark_mode
preferences.thin_mode = thin_mode
preferences.locale = locale
env.set "preferences", preferences
current_page = env.request.path
if env.request.query
query = HTTP::Params.parse(env.request.query.not_nil!)
if query["referer"]?
query["referer"] = get_referer(env, "/")
end
current_page += "?#{query}"
end
env.set "current_page", URI.escape(current_page)
end
get "/" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
user = env.get? "user"
if user
user = user.as(User)
if user.preferences.redirect_feed
next env.redirect "/feed/subscriptions"
end
end
case config.default_home
when "Popular"
templated "popular"
when "Top"
templated "top"
when "Trending"
env.redirect "/feed/trending"
when "Subscriptions"
if user
env.redirect "/feed/subscriptions"
else
templated "popular"
end
end
end
get "/privacy" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
templated "privacy"
end
get "/licenses" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
rendered "licenses"
end
# Videos
get "/watch" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
region = env.params.query["region"]?
if env.params.query.to_s.includes?("%20") || env.params.query.to_s.includes?("+")
url = "/watch?" + env.params.query.to_s.gsub("%20", "").delete("+")
next env.redirect url
end
if env.params.query["v"]?
id = env.params.query["v"]
if env.params.query["v"].empty?
error_message = "Invalid parameters."
env.response.status_code = 400
next templated "error"
end
if id.size > 11
url = "/watch?v=#{id[0, 11]}"
env.params.query.delete_all("v")
if env.params.query.size > 0
url += "&#{env.params.query}"
end
next env.redirect url
end
else
next env.redirect "/"
end
plid = env.params.query["list"]?
nojs = env.params.query["nojs"]?
nojs ||= "0"
nojs = nojs == "1"
preferences = env.get("preferences").as(Preferences)
user = env.get?("user").try &.as(User)
if user
subscriptions = user.subscriptions
watched = user.watched
notifications = user.notifications
end
subscriptions ||= [] of String
params = process_video_params(env.params.query, preferences)
env.params.query.delete_all("listen")
begin
video = get_video(id, PG_DB, region: params.region)
rescue ex : VideoRedirect
next env.redirect "/watch?v=#{ex.message}"
rescue ex
error_message = ex.message
env.response.status_code = 500
logger.puts("#{id} : #{ex.message}")
next templated "error"
end
if preferences.annotations_subscribed &&
subscriptions.includes?(video.ucid) &&
(env.params.query["iv_load_policy"]? || "1") == "1"
params.annotations = true
end
env.params.query.delete_all("iv_load_policy")
if watched && !watched.includes? id
PG_DB.exec("UPDATE users SET watched = watched || $1 WHERE email = $2", [id], user.as(User).email)
end
if notifications && notifications.includes? id
PG_DB.exec("UPDATE users SET notifications = array_remove(notifications, $1) WHERE email = $2", id, user.as(User).email)
env.get("user").as(User).notifications.delete(id)
notifications.delete(id)
end
if nojs
if preferences
source = preferences.comments[0]
if source.empty?
source = preferences.comments[1]
end
if source == "youtube"
begin
comment_html = JSON.parse(fetch_youtube_comments(id, PG_DB, nil, "html", locale, preferences.thin_mode, region))["contentHtml"]
rescue ex
if preferences.comments[1] == "reddit"
comments, reddit_thread = fetch_reddit_comments(id)
comment_html = template_reddit_comments(comments, locale)
comment_html = fill_links(comment_html, "https", "www.reddit.com")
comment_html = replace_links(comment_html)
end
end
elsif source == "reddit"
begin
comments, reddit_thread = fetch_reddit_comments(id)
comment_html = template_reddit_comments(comments, locale)
comment_html = fill_links(comment_html, "https", "www.reddit.com")
comment_html = replace_links(comment_html)
rescue ex
if preferences.comments[1] == "youtube"
comment_html = JSON.parse(fetch_youtube_comments(id, PG_DB, nil, "html", locale, preferences.thin_mode, region))["contentHtml"]
end
end
end
else
comment_html = JSON.parse(fetch_youtube_comments(id, PG_DB, nil, "html", locale, preferences.thin_mode, region))["contentHtml"]
end
comment_html ||= ""
end
fmt_stream = video.fmt_stream(decrypt_function)
adaptive_fmts = video.adaptive_fmts(decrypt_function)
if params.local
fmt_stream.each { |fmt| fmt["url"] = URI.parse(fmt["url"]).full_path }
adaptive_fmts.each { |fmt| fmt["url"] = URI.parse(fmt["url"]).full_path }
end
video_streams = video.video_streams(adaptive_fmts)
audio_streams = video.audio_streams(adaptive_fmts)
# Older videos may not have audio sources available.
# We redirect here so they're not unplayable
if params.listen && audio_streams.empty?
next env.redirect "/watch?#{env.params.query}&listen=0"
end
captions = video.captions
preferred_captions = captions.select { |caption|
params.preferred_captions.includes?(caption.name.simpleText) ||
params.preferred_captions.includes?(caption.languageCode.split("-")[0])
}
preferred_captions.sort_by! { |caption|
(params.preferred_captions.index(caption.name.simpleText) ||
params.preferred_captions.index(caption.languageCode.split("-")[0])).not_nil!
}
captions = captions - preferred_captions
aspect_ratio = "16:9"
video.description_html = fill_links(video.description_html, "https", "www.youtube.com")
video.description_html = replace_links(video.description_html)
host_url = make_host_url(config, Kemal.config)
if video.player_response["streamingData"]?.try &.["hlsManifestUrl"]?
hlsvp = video.player_response["streamingData"]["hlsManifestUrl"].as_s
hlsvp = hlsvp.gsub("https://manifest.googlevideo.com", host_url)
end
thumbnail = "/vi/#{video.id}/maxres.jpg"
if params.raw
if params.listen
url = audio_streams[0]["url"]
audio_streams.each do |fmt|
if fmt["bitrate"] == params.quality.rchop("k")
url = fmt["url"]
end
end
else
url = fmt_stream[0]["url"]
fmt_stream.each do |fmt|
if fmt["label"].split(" - ")[0] == params.quality
url = fmt["url"]
end
end
end
next env.redirect url
end
rvs = [] of Hash(String, String)
video.info["rvs"]?.try &.split(",").each do |rv|
rvs << HTTP::Params.parse(rv).to_h
end
rating = video.info["avg_rating"].to_f64
engagement = ((video.dislikes.to_f + video.likes.to_f)/video.views * 100)
playability_status = video.player_response["playabilityStatus"]?
if playability_status && playability_status["status"] == "LIVE_STREAM_OFFLINE" && !video.premiere_timestamp
reason = playability_status["reason"]?.try &.as_s
end
reason ||= ""
templated "watch"
end
get "/embed/" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
if plid = env.params.query["list"]?
begin
videos = fetch_playlist_videos(plid, 1, 1, locale: locale)
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
url = "/embed/#{videos[0].id}?#{env.params.query}"
if env.params.query.size > 0
url += "?#{env.params.query}"
end
else
url = "/"
end
env.redirect url
end
get "/embed/:id" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
id = env.params.url["id"]
plid = env.params.query["list"]?
if md = env.params.query["playlist"]?
.try &.match(/[a-zA-Z0-9_-]{11}(,[a-zA-Z0-9_-]{11})*/)
video_series = md[0].split(",")
env.params.query.delete("playlist")
end
preferences = env.get("preferences").as(Preferences)
if id.includes?("%20") || id.includes?("+") || env.params.query.to_s.includes?("%20") || env.params.query.to_s.includes?("+")
id = env.params.url["id"].gsub("%20", "").delete("+")
url = "/embed/#{id}"
if env.params.query.size > 0
url += "?#{env.params.query.to_s.gsub("%20", "").delete("+")}"
end
next env.redirect url
end
# YouTube embed supports `videoseries` with either `list=PLID`
# or `playlist=VIDEO_ID,VIDEO_ID`
case id
when "videoseries"
url = ""
if plid
begin
videos = fetch_playlist_videos(plid, 1, 1, locale: locale)
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
url = "/embed/#{videos[0].id}"
elsif video_series
url = "/embed/#{video_series.shift}"
env.params.query["playlist"] = video_series.join(",")
else
next env.redirect "/"
end
if env.params.query.size > 0
url += "?#{env.params.query}"
end
next env.redirect url
when "live_stream"
client = make_client(YT_URL)
response = client.get("/embed/live_stream?channel=#{env.params.query["channel"]? || ""}")
video_id = response.body.match(/"video_id":"(?<video_id>[a-zA-Z0-9_-]{11})"/).try &.["video_id"]
env.params.query.delete_all("channel")
if !video_id || video_id == "live_stream"
error_message = "Video is unavailable."
next templated "error"
end
url = "/embed/#{video_id}"
if env.params.query.size > 0
url += "?#{env.params.query}"
end
next env.redirect url
when id.size > 11
url = "/embed/#{id[0, 11]}"
if env.params.query.size > 0
url += "?#{env.params.query}"
end
next env.redirect url
end
params = process_video_params(env.params.query, preferences)
user = env.get?("user").try &.as(User)
if user
subscriptions = user.subscriptions
watched = user.watched
notifications = user.notifications
end
subscriptions ||= [] of String
begin
video = get_video(id, PG_DB, region: params.region)
rescue ex : VideoRedirect
next env.redirect "/embed/#{ex.message}"
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
if preferences.annotations_subscribed &&
subscriptions.includes?(video.ucid) &&
(env.params.query["iv_load_policy"]? || "1") == "1"
params.annotations = true
end
# if watched && !watched.includes? id
# PG_DB.exec("UPDATE users SET watched = watched || $1 WHERE email = $2", [id], user.as(User).email)
# end
if notifications && notifications.includes? id
PG_DB.exec("UPDATE users SET notifications = array_remove(notifications, $1) WHERE email = $2", id, user.as(User).email)
env.get("user").as(User).notifications.delete(id)
notifications.delete(id)
end
fmt_stream = video.fmt_stream(decrypt_function)
adaptive_fmts = video.adaptive_fmts(decrypt_function)
if params.local
fmt_stream.each { |fmt| fmt["url"] = URI.parse(fmt["url"]).full_path }
adaptive_fmts.each { |fmt| fmt["url"] = URI.parse(fmt["url"]).full_path }
end
video_streams = video.video_streams(adaptive_fmts)
audio_streams = video.audio_streams(adaptive_fmts)
captions = video.captions
preferred_captions = captions.select { |caption|
params.preferred_captions.includes?(caption.name.simpleText) ||
params.preferred_captions.includes?(caption.languageCode.split("-")[0])
}
preferred_captions.sort_by! { |caption|
(params.preferred_captions.index(caption.name.simpleText) ||
params.preferred_captions.index(caption.languageCode.split("-")[0])).not_nil!
}
captions = captions - preferred_captions
aspect_ratio = nil
video.description_html = fill_links(video.description_html, "https", "www.youtube.com")
video.description_html = replace_links(video.description_html)
host_url = make_host_url(config, Kemal.config)
if video.player_response["streamingData"]?.try &.["hlsManifestUrl"]?
hlsvp = video.player_response["streamingData"]["hlsManifestUrl"].as_s
hlsvp = hlsvp.gsub("https://manifest.googlevideo.com", host_url)
end
thumbnail = "/vi/#{video.id}/maxres.jpg"
if params.raw
url = fmt_stream[0]["url"]
fmt_stream.each do |fmt|
if fmt["label"].split(" - ")[0] == params.quality
url = fmt["url"]
end
end
next env.redirect url
end
rendered "embed"
end
# Playlists
get "/playlist" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
plid = env.params.query["list"]?
if !plid
next env.redirect "/"
end
page = env.params.query["page"]?.try &.to_i?
page ||= 1
if plid.starts_with? "RD"
next env.redirect "/mix?list=#{plid}"
end
begin
playlist = fetch_playlist(plid, locale)
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
begin
videos = fetch_playlist_videos(plid, page, playlist.video_count, locale: locale)
rescue ex
videos = [] of PlaylistVideo
end
templated "playlist"
end
get "/mix" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
rdid = env.params.query["list"]?
if !rdid
next env.redirect "/"
end
continuation = env.params.query["continuation"]?
continuation ||= rdid.lchop("RD")
begin
mix = fetch_mix(rdid, continuation, locale: locale)
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
templated "mix"
end
# Search
get "/opensearch.xml" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
env.response.content_type = "application/opensearchdescription+xml"
host = make_host_url(config, Kemal.config)
XML.build(indent: " ", encoding: "UTF-8") do |xml|
xml.element("OpenSearchDescription", xmlns: "http://a9.com/-/spec/opensearch/1.1/") do
xml.element("ShortName") { xml.text "Invidious" }
xml.element("LongName") { xml.text "Invidious Search" }
xml.element("Description") { xml.text "Search for videos, channels, and playlists on Invidious" }
xml.element("InputEncoding") { xml.text "UTF-8" }
xml.element("Image", width: 48, height: 48, type: "image/x-icon") { xml.text "#{host}/favicon.ico" }
xml.element("Url", type: "text/html", method: "get", template: "#{host}/search?q={searchTerms}")
end
end
end
get "/results" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
query = env.params.query["search_query"]?
query ||= env.params.query["q"]?
query ||= ""
page = env.params.query["page"]?.try &.to_i?
page ||= 1
if query
env.redirect "/search?q=#{URI.escape(query)}&page=#{page}"
else
env.redirect "/"
end
end
get "/search" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
region = env.params.query["region"]?
query = env.params.query["search_query"]?
query ||= env.params.query["q"]?
query ||= ""
if query.empty?
next env.redirect "/"
end
page = env.params.query["page"]?.try &.to_i?
page ||= 1
user = env.get? "user"
if user
user = user.as(User)
view_name = "subscriptions_#{sha256(user.email)}"
end
channel = nil
content_type = "all"
date = ""
duration = ""
features = [] of String
sort = "relevance"
subscriptions = nil
operators = query.split(" ").select { |a| a.match(/\w+:[\w,]+/) }
operators.each do |operator|
key, value = operator.downcase.split(":")
case key
when "channel", "user"
channel = operator.split(":")[-1]
when "content_type", "type"
content_type = value
when "date"
date = value
when "duration"
duration = value
when "feature", "features"
features = value.split(",")
when "sort"
sort = value
when "subscriptions"
subscriptions = value == "true"
else
operators.delete(operator)
end
end
search_query = (query.split(" ") - operators).join(" ")
if channel
count, videos = channel_search(search_query, page, channel)
elsif subscriptions
if view_name
videos = PG_DB.query_all("SELECT id,title,published,updated,ucid,author,length_seconds FROM (
SELECT *,
to_tsvector(#{view_name}.title) ||
to_tsvector(#{view_name}.author)
as document
FROM #{view_name}
) v_search WHERE v_search.document @@ plainto_tsquery($1) LIMIT 20 OFFSET $2;", search_query, (page - 1) * 20, as: ChannelVideo)
count = videos.size
else
videos = [] of ChannelVideo
count = 0
end
else
begin
search_params = produce_search_params(sort: sort, date: date, content_type: content_type,
duration: duration, features: features)
rescue ex
error_message = ex.message
env.response.status_code = 500
next templated "error"
end
count, videos = search(search_query, page, search_params, region).as(Tuple)
end
env.set "search", query
templated "search"
end
# Users
get "/login" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
user = env.get? "user"
if user
next env.redirect "/feed/subscriptions"
end
if !config.login_enabled
error_message = "Login has been disabled by administrator."
env.response.status_code = 400
next templated "error"
end
referer = get_referer(env, "/feed/subscriptions")
email = nil
password = nil
captcha = nil
account_type = env.params.query["type"]?
account_type ||= "invidious"
captcha_type = env.params.query["captcha"]?
captcha_type ||= "image"
tfa = env.params.query["tfa"]?
tfa ||= false
prompt = ""
templated "login"
end
post "/login" do |env|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
referer = get_referer(env, "/feed/subscriptions")
if !config.login_enabled
error_message = "Login has been disabled by administrator."
env.response.status_code = 403
next templated "error"
end
# https://stackoverflow.com/a/574698
email = env.params.body["email"]?.try &.downcase.byte_slice(0, 254)
password = env.params.body["password"]?
account_type = env.params.query["type"]?
account_type ||= "invidious"
case account_type
when "google"
tfa_code = env.params.body["tfa"]?.try &.lchop("G-")
traceback = IO::Memory.new
# See https://github.com/ytdl-org/youtube-dl/blob/2019.04.07/youtube_dl/extractor/youtube.py#L82
begin
client = make_client(LOGIN_URL)
headers = HTTP::Headers.new
login_page = client.get("/ServiceLogin")
headers = login_page.cookies.add_request_headers(headers)
lookup_req = {
email, nil, [] of String, nil, "US", nil, nil, 2, false, true,
{nil, nil,
{2, 1, nil, 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",
nil, [] of String, 4},
1,
{nil, nil, [] of String},
nil, nil, nil, true,
},
email,
}.to_json
traceback << "Getting lookup..."
headers["Content-Type"] = "application/x-www-form-urlencoded;charset=utf-8"
headers["Google-Accounts-XSRF"] = "1"
response = client.post("/_/signin/sl/lookup", headers, login_req(lookup_req))
lookup_results = JSON.parse(response.body[5..-1])
traceback << "done, returned #{response.status_code}.<br/>"
user_hash = lookup_results[0][2]