272 行
10 KiB
Crystal
272 行
10 KiB
Crystal
require "crypto/bcrypt/password"
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struct User
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module PreferencesConverter
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def self.from_rs(rs)
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begin
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Preferences.from_json(rs.read(String))
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rescue ex
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Preferences.from_json("{}")
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end
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end
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end
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db_mapping({
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updated: Time,
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notifications: Array(String),
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subscriptions: Array(String),
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email: String,
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preferences: {
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type: Preferences,
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converter: PreferencesConverter,
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},
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password: String?,
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token: String,
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watched: Array(String),
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})
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end
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struct Preferences
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module StringToArray
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def self.to_json(value : Array(String), json : JSON::Builder)
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json.array do
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value.each do |element|
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json.string element
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end
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end
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end
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def self.from_json(value : JSON::PullParser) : Array(String)
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begin
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result = [] of String
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value.read_array do
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result << value.read_string
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end
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rescue ex
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result = [value.read_string, ""]
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end
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result
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end
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def self.to_yaml(value : Array(String), yaml : YAML::Nodes::Builder)
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yaml.sequence do
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value.each do |element|
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yaml.scalar element
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end
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end
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end
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def self.from_yaml(ctx : YAML::ParseContext, node : YAML::Nodes::Node) : Array(String)
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begin
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unless node.is_a?(YAML::Nodes::Sequence)
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node.raise "Expected sequence, not #{node.class}"
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end
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result = [] of String
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node.nodes.each do |item|
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unless item.is_a?(YAML::Nodes::Scalar)
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node.raise "Expected scalar, not #{item.class}"
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end
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result << item.value
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end
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rescue ex
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if node.is_a?(YAML::Nodes::Scalar)
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result = [node.value, ""]
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else
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result = ["", ""]
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end
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end
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result
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end
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end
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json_mapping({
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annotations: {type: Bool, default: CONFIG.default_user_preferences.annotations},
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annotations_subscribed: {type: Bool, default: CONFIG.default_user_preferences.annotations_subscribed},
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autoplay: {type: Bool, default: CONFIG.default_user_preferences.autoplay},
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captions: {type: Array(String), default: CONFIG.default_user_preferences.captions, converter: StringToArray},
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comments: {type: Array(String), default: CONFIG.default_user_preferences.comments, converter: StringToArray},
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continue: {type: Bool, default: CONFIG.default_user_preferences.continue},
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continue_autoplay: {type: Bool, default: CONFIG.default_user_preferences.continue_autoplay},
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dark_mode: {type: Bool, default: CONFIG.default_user_preferences.dark_mode},
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latest_only: {type: Bool, default: CONFIG.default_user_preferences.latest_only},
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listen: {type: Bool, default: CONFIG.default_user_preferences.listen},
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local: {type: Bool, default: CONFIG.default_user_preferences.local},
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locale: {type: String, default: CONFIG.default_user_preferences.locale},
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max_results: {type: Int32, default: CONFIG.default_user_preferences.max_results},
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notifications_only: {type: Bool, default: CONFIG.default_user_preferences.notifications_only},
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quality: {type: String, default: CONFIG.default_user_preferences.quality},
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redirect_feed: {type: Bool, default: CONFIG.default_user_preferences.redirect_feed},
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related_videos: {type: Bool, default: CONFIG.default_user_preferences.related_videos},
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sort: {type: String, default: CONFIG.default_user_preferences.sort},
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speed: {type: Float32, default: CONFIG.default_user_preferences.speed},
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thin_mode: {type: Bool, default: CONFIG.default_user_preferences.thin_mode},
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unseen_only: {type: Bool, default: CONFIG.default_user_preferences.unseen_only},
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video_loop: {type: Bool, default: CONFIG.default_user_preferences.video_loop},
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volume: {type: Int32, default: CONFIG.default_user_preferences.volume},
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})
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end
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def get_user(sid, headers, db, refresh = true)
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if email = db.query_one?("SELECT email FROM session_ids WHERE id = $1", sid, as: String)
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user = db.query_one("SELECT * FROM users WHERE email = $1", email, as: User)
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if refresh && Time.now - user.updated > 1.minute
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user, sid = fetch_user(sid, headers, db)
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user_array = user.to_a
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user_array[4] = user_array[4].to_json
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args = arg_array(user_array)
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db.exec("INSERT INTO users VALUES (#{args}) \
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ON CONFLICT (email) DO UPDATE SET updated = $1, subscriptions = $3", user_array)
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db.exec("INSERT INTO session_ids VALUES ($1,$2,$3) \
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ON CONFLICT (id) DO NOTHING", sid, user.email, Time.now)
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begin
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view_name = "subscriptions_#{sha256(user.email)}"
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db.exec("CREATE MATERIALIZED VIEW #{view_name} AS \
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SELECT * FROM channel_videos WHERE \
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ucid = ANY ((SELECT subscriptions FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')::text[]) \
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ORDER BY published DESC;")
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rescue ex
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end
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end
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else
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user, sid = fetch_user(sid, headers, db)
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user_array = user.to_a
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user_array[4] = user_array[4].to_json
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args = arg_array(user.to_a)
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db.exec("INSERT INTO users VALUES (#{args}) \
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ON CONFLICT (email) DO UPDATE SET updated = $1, subscriptions = $3", user_array)
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db.exec("INSERT INTO session_ids VALUES ($1,$2,$3) \
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ON CONFLICT (id) DO NOTHING", sid, user.email, Time.now)
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begin
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view_name = "subscriptions_#{sha256(user.email)}"
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db.exec("CREATE MATERIALIZED VIEW #{view_name} AS \
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SELECT * FROM channel_videos WHERE \
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ucid = ANY ((SELECT subscriptions FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')::text[]) \
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ORDER BY published DESC;")
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rescue ex
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end
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end
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return user, sid
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end
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def fetch_user(sid, headers, db)
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client = make_client(YT_URL)
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feed = client.get("/subscription_manager?disable_polymer=1", headers)
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feed = XML.parse_html(feed.body)
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channels = [] of String
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channels = feed.xpath_nodes(%q(//ul[@id="guide-channels"]/li/a)).compact_map do |channel|
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if {"Popular on YouTube", "Music", "Sports", "Gaming"}.includes? channel["title"]
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nil
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else
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channel["href"].lstrip("/channel/")
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end
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end
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channels = get_batch_channels(channels, db, false, false)
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email = feed.xpath_node(%q(//a[@class="yt-masthead-picker-header yt-masthead-picker-active-account"]))
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if email
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email = email.content.strip
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else
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email = ""
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end
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token = Base64.urlsafe_encode(Random::Secure.random_bytes(32))
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user = User.new(Time.now, [] of String, channels, email, CONFIG.default_user_preferences, nil, token, [] of String)
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return user, sid
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end
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def create_user(sid, email, password)
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password = Crypto::Bcrypt::Password.create(password, cost: 10)
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token = Base64.urlsafe_encode(Random::Secure.random_bytes(32))
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user = User.new(Time.now, [] of String, [] of String, email, CONFIG.default_user_preferences, password.to_s, token, [] of String)
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return user, sid
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end
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def generate_captcha(key, db)
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second = Random::Secure.rand(12)
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second_angle = second * 30
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second = second * 5
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minute = Random::Secure.rand(12)
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minute_angle = minute * 30
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minute = minute * 5
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hour = Random::Secure.rand(12)
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hour_angle = hour * 30 + minute_angle.to_f / 12
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if hour == 0
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hour = 12
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end
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clock_svg = <<-END_SVG
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<svg viewBox="0 0 100 100" width="200px">
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<circle cx="50" cy="50" r="45" fill="#eee" stroke="black" stroke-width="2"></circle>
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<text x="69" y="20.091" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 1</text>
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<text x="82.909" y="34" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 2</text>
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<text x="88" y="53" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 3</text>
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<text x="82.909" y="72" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 4</text>
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<text x="69" y="85.909" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 5</text>
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<text x="50" y="91" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 6</text>
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<text x="31" y="85.909" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 7</text>
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<text x="17.091" y="72" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 8</text>
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<text x="12" y="53" text-anchor="middle" fill="black" font-family="Arial" font-size="10px"> 9</text>
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<text x="17.091" y="34" text-anchor="middle" fill="black" font-family="Arial" font-size="10px">10</text>
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<text x="31" y="20.091" text-anchor="middle" fill="black" font-family="Arial" font-size="10px">11</text>
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<text x="50" y="15" text-anchor="middle" fill="black" font-family="Arial" font-size="10px">12</text>
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<circle cx="50" cy="50" r="3" fill="black"></circle>
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<line id="second" transform="rotate(#{second_angle}, 50, 50)" x1="50" y1="50" x2="50" y2="12" fill="black" stroke="black" stroke-width="1"></line>
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<line id="minute" transform="rotate(#{minute_angle}, 50, 50)" x1="50" y1="50" x2="50" y2="16" fill="black" stroke="black" stroke-width="2"></line>
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<line id="hour" transform="rotate(#{hour_angle}, 50, 50)" x1="50" y1="50" x2="50" y2="24" fill="black" stroke="black" stroke-width="2"></line>
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</svg>
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END_SVG
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image = ""
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convert = Process.run(%(convert -density 1200 -resize 400x400 -background none svg:- png:-), shell: true,
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input: IO::Memory.new(clock_svg), output: Process::Redirect::Pipe) do |proc|
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image = proc.output.gets_to_end
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image = Base64.strict_encode(image)
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image = "data:image/png;base64,#{image}"
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end
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answer = "#{hour}:#{minute.to_s.rjust(2, '0')}:#{second.to_s.rjust(2, '0')}"
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answer = OpenSSL::HMAC.hexdigest(:sha256, key, answer)
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return {
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question: image,
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tokens: {generate_response(answer, {":login"}, key, db, use_nonce: true)},
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}
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end
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def generate_text_captcha(key, db)
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response = make_client(TEXTCAPTCHA_URL).get("/omarroth@protonmail.com.json").body
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response = JSON.parse(response)
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tokens = response["a"].as_a.map do |answer|
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generate_response(answer.as_s, {":login"}, key, db, use_nonce: true)
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end
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return {
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question: response["q"].as_s,
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tokens: tokens,
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}
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end
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