mirror of
https://gitea.invidious.io/iv-org/invidious-copy-2023-06-08.git
synced 2024-08-15 00:53:38 +00:00
970 lines
32 KiB
Crystal
970 lines
32 KiB
Crystal
require "./macros"
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struct Nonce
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db_mapping({
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nonce: String,
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expire: Time,
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})
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end
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struct SessionId
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db_mapping({
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id: String,
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email: String,
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issued: String,
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})
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end
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struct Annotation
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db_mapping({
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id: String,
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annotations: String,
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})
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end
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struct ConfigPreferences
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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 << HTML.escape(value.read_string[0, 100])
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end
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rescue ex
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result = [HTML.escape(value.read_string[0, 100]), ""]
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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 << HTML.escape(item.value[0, 100])
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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 = [HTML.escape(node.value[0, 100]), ""]
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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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module BoolToString
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def self.to_json(value : String, json : JSON::Builder)
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json.string value
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end
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def self.from_json(value : JSON::PullParser) : String
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begin
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result = value.read_string
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if result.empty?
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CONFIG.default_user_preferences.dark_mode
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else
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result
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end
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rescue ex
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if value.read_bool
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"dark"
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else
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"light"
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end
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end
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end
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def self.to_yaml(value : String, yaml : YAML::Nodes::Builder)
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yaml.scalar value
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end
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def self.from_yaml(ctx : YAML::ParseContext, node : YAML::Nodes::Node) : String
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unless node.is_a?(YAML::Nodes::Scalar)
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node.raise "Expected scalar, not #{node.class}"
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end
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case node.value
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when "true"
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"dark"
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when "false"
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"light"
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when ""
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CONFIG.default_user_preferences.dark_mode
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else
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node.value
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end
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end
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end
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yaml_mapping({
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annotations: {type: Bool, default: false},
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annotations_subscribed: {type: Bool, default: false},
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autoplay: {type: Bool, default: false},
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captions: {type: Array(String), default: ["", "", ""], converter: StringToArray},
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comments: {type: Array(String), default: ["youtube", ""], converter: StringToArray},
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continue: {type: Bool, default: false},
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continue_autoplay: {type: Bool, default: true},
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dark_mode: {type: String, default: "", converter: BoolToString},
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latest_only: {type: Bool, default: false},
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listen: {type: Bool, default: false},
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local: {type: Bool, default: false},
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locale: {type: String, default: "en-US"},
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max_results: {type: Int32, default: 40},
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notifications_only: {type: Bool, default: false},
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player_style: {type: String, default: "invidious"},
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quality: {type: String, default: "hd720"},
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default_home: {type: String, default: "Popular"},
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feed_menu: {type: Array(String), default: ["Popular", "Trending", "Subscriptions", "Playlists"]},
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related_videos: {type: Bool, default: true},
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sort: {type: String, default: "published"},
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speed: {type: Float32, default: 1.0_f32},
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thin_mode: {type: Bool, default: false},
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unseen_only: {type: Bool, default: false},
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video_loop: {type: Bool, default: false},
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volume: {type: Int32, default: 100},
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})
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end
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struct Config
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module ConfigPreferencesConverter
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def self.to_yaml(value : Preferences, yaml : YAML::Nodes::Builder)
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value.to_yaml(yaml)
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end
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def self.from_yaml(ctx : YAML::ParseContext, node : YAML::Nodes::Node) : Preferences
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Preferences.new(*ConfigPreferences.new(ctx, node).to_tuple)
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end
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end
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module FamilyConverter
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def self.to_yaml(value : Socket::Family, yaml : YAML::Nodes::Builder)
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case value
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when Socket::Family::UNSPEC
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yaml.scalar nil
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when Socket::Family::INET
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yaml.scalar "ipv4"
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when Socket::Family::INET6
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yaml.scalar "ipv6"
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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) : Socket::Family
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if node.is_a?(YAML::Nodes::Scalar)
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case node.value.downcase
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when "ipv4"
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Socket::Family::INET
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when "ipv6"
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Socket::Family::INET6
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else
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Socket::Family::UNSPEC
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end
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else
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node.raise "Expected scalar, not #{node.class}"
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end
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end
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end
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module StringToCookies
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def self.to_yaml(value : HTTP::Cookies, yaml : YAML::Nodes::Builder)
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(value.map { |c| "#{c.name}=#{c.value}" }).join("; ").to_yaml(yaml)
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end
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def self.from_yaml(ctx : YAML::ParseContext, node : YAML::Nodes::Node) : HTTP::Cookies
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unless node.is_a?(YAML::Nodes::Scalar)
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node.raise "Expected scalar, not #{node.class}"
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end
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cookies = HTTP::Cookies.new
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node.value.split(";").each do |cookie|
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next if cookie.strip.empty?
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name, value = cookie.split("=", 2)
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cookies << HTTP::Cookie.new(name.strip, value.strip)
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end
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cookies
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end
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end
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def disabled?(option)
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case disabled = CONFIG.disable_proxy
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when Bool
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return disabled
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when Array
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if disabled.includes? option
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return true
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else
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return false
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end
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end
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end
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YAML.mapping({
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channel_threads: Int32, # Number of threads to use for crawling videos from channels (for updating subscriptions)
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feed_threads: Int32, # Number of threads to use for updating feeds
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db: DBConfig, # Database configuration
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full_refresh: Bool, # Used for crawling channels: threads should check all videos uploaded by a channel
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https_only: Bool?, # Used to tell Invidious it is behind a proxy, so links to resources should be https://
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hmac_key: String?, # HMAC signing key for CSRF tokens and verifying pubsub subscriptions
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domain: String?, # Domain to be used for links to resources on the site where an absolute URL is required
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use_pubsub_feeds: {type: Bool | Int32, default: false}, # Subscribe to channels using PubSubHubbub (requires domain, hmac_key)
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top_enabled: {type: Bool, default: true},
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captcha_enabled: {type: Bool, default: true},
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login_enabled: {type: Bool, default: true},
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registration_enabled: {type: Bool, default: true},
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statistics_enabled: {type: Bool, default: false},
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admins: {type: Array(String), default: [] of String},
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external_port: {type: Int32?, default: nil},
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default_user_preferences: {type: Preferences,
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default: Preferences.new(*ConfigPreferences.from_yaml("").to_tuple),
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converter: ConfigPreferencesConverter,
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},
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dmca_content: {type: Array(String), default: [] of String}, # For compliance with DMCA, disables download widget using list of video IDs
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check_tables: {type: Bool, default: false}, # Check table integrity, automatically try to add any missing columns, create tables, etc.
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cache_annotations: {type: Bool, default: false}, # Cache annotations requested from IA, will not cache empty annotations or annotations that only contain cards
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banner: {type: String?, default: nil}, # Optional banner to be displayed along top of page for announcements, etc.
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hsts: {type: Bool?, default: true}, # Enables 'Strict-Transport-Security'. Ensure that `domain` and all subdomains are served securely
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disable_proxy: {type: Bool? | Array(String)?, default: false}, # Disable proxying server-wide: options: 'dash', 'livestreams', 'downloads', 'local'
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force_resolve: {type: Socket::Family, default: Socket::Family::UNSPEC, converter: FamilyConverter}, # Connect to YouTube over 'ipv6', 'ipv4'. Will sometimes resolve fix issues with rate-limiting (see https://github.com/ytdl-org/youtube-dl/issues/21729)
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port: {type: Int32, default: 3000}, # Port to listen for connections (overrided by command line argument)
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host_binding: {type: String, default: "0.0.0.0"}, # Host to bind (overrided by command line argument)
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pool_size: {type: Int32, default: 100}, # Pool size for HTTP requests to youtube.com and ytimg.com (each domain has a separate pool of `pool_size`)
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admin_email: {type: String, default: "omarroth@protonmail.com"}, # Email for bug reports
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cookies: {type: HTTP::Cookies, default: HTTP::Cookies.new, converter: StringToCookies}, # Saved cookies in "name1=value1; name2=value2..." format
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captcha_key: {type: String?, default: nil}, # Key for Anti-Captcha
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})
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end
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struct DBConfig
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yaml_mapping({
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user: String,
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password: String,
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host: String,
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port: Int32,
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dbname: String,
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})
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end
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def rank_videos(db, n)
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top = [] of {Float64, String}
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db.query("SELECT id, wilson_score, published FROM videos WHERE views > 5000 ORDER BY published DESC LIMIT 1000") do |rs|
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rs.each do
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id = rs.read(String)
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wilson_score = rs.read(Float64)
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published = rs.read(Time)
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# Exponential decay, older videos tend to rank lower
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temperature = wilson_score * Math.exp(-0.000005*((Time.utc - published).total_minutes))
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top << {temperature, id}
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end
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end
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top.sort!
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# Make hottest come first
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top.reverse!
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top = top.map { |a, b| b }
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return top[0..n - 1]
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end
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def login_req(f_req)
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data = {
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# Unfortunately there's not much information available on `bgRequest`; part of Google's BotGuard
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# Generally this is much longer (>1250 characters), see also
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# https://github.com/ytdl-org/youtube-dl/commit/baf67a604d912722b0fe03a40e9dc5349a2208cb .
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# For now this can be empty.
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"bgRequest" => %|["identifier",""]|,
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"pstMsg" => "1",
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"checkConnection" => "youtube",
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"checkedDomains" => "youtube",
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"hl" => "en",
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"deviceinfo" => %|[null,null,null,[],null,"US",null,null,[],"GlifWebSignIn",null,[null,null,[]]]|,
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"f.req" => f_req,
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"flowName" => "GlifWebSignIn",
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"flowEntry" => "ServiceLogin",
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# "cookiesDisabled" => "false",
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# "gmscoreversion" => "undefined",
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# "continue" => "https://accounts.google.com/ManageAccount",
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# "azt" => "",
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# "bgHash" => "",
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}
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return HTTP::Params.encode(data)
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end
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def html_to_content(description_html : String)
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description = description_html.gsub(/(<br>)|(<br\/>)/, {
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"<br>": "\n",
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"<br/>": "\n",
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})
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if !description.empty?
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description = XML.parse_html(description).content.strip("\n ")
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end
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return description
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end
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def extract_videos(nodeset, ucid = nil, author_name = nil)
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videos = extract_items(nodeset, ucid, author_name)
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videos.select { |item| item.is_a?(SearchVideo) }.map { |video| video.as(SearchVideo) }
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end
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def extract_items(nodeset, ucid = nil, author_name = nil)
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# TODO: Make this a 'common', so it makes more sense to be used here
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items = [] of SearchItem
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nodeset.each do |node|
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anchor = node.xpath_node(%q(.//h3[contains(@class, "yt-lockup-title")]/a))
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if !anchor
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next
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end
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title = anchor.content.strip
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id = anchor["href"]
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if anchor["href"].starts_with? "https://www.googleadservices.com"
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next
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end
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author_id = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-byline")]/a)).try &.["href"].split("/")[-1] || ucid || ""
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author = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-byline")]/a)).try &.content.strip || author_name || ""
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description_html = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-description")])).try &.to_s || ""
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tile = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-tile")]))
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if !tile
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next
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end
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case tile["class"]
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when .includes? "yt-lockup-playlist"
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plid = HTTP::Params.parse(URI.parse(id).query.not_nil!)["list"]
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anchor = node.xpath_node(%q(.//div[contains(@class, "yt-lockup-meta")]/a))
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if !anchor
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anchor = node.xpath_node(%q(.//ul[@class="yt-lockup-meta-info"]/li/a))
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end
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video_count = node.xpath_node(%q(.//span[@class="formatted-video-count-label"]/b)) ||
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node.xpath_node(%q(.//span[@class="formatted-video-count-label"]))
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if video_count
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video_count = video_count.content
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if video_count == "50+"
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author = "YouTube"
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author_id = "UC-9-kyTW8ZkZNDHQJ6FgpwQ"
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end
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video_count = video_count.gsub(/\D/, "").to_i?
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end
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video_count ||= 0
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videos = [] of SearchPlaylistVideo
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node.xpath_nodes(%q(.//*[contains(@class, "yt-lockup-playlist-items")]/li)).each do |video|
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anchor = video.xpath_node(%q(.//a))
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if anchor
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video_title = anchor.content.strip
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id = HTTP::Params.parse(URI.parse(anchor["href"]).query.not_nil!)["v"]
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end
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video_title ||= ""
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id ||= ""
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anchor = video.xpath_node(%q(.//span/span))
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if anchor
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length_seconds = decode_length_seconds(anchor.content)
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end
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length_seconds ||= 0
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videos << SearchPlaylistVideo.new(
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video_title,
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id,
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length_seconds
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)
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end
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playlist_thumbnail = node.xpath_node(%q(.//span/img)).try &.["data-thumb"]?
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playlist_thumbnail ||= node.xpath_node(%q(.//span/img)).try &.["src"]
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items << SearchPlaylist.new(
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title: title,
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id: plid,
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author: author,
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ucid: author_id,
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video_count: video_count,
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videos: videos,
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thumbnail: playlist_thumbnail
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)
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when .includes? "yt-lockup-channel"
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author = title.strip
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ucid = node.xpath_node(%q(.//button[contains(@class, "yt-uix-subscription-button")])).try &.["data-channel-external-id"]?
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ucid ||= id.split("/")[-1]
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author_thumbnail = node.xpath_node(%q(.//div/span/img)).try &.["data-thumb"]?
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author_thumbnail ||= node.xpath_node(%q(.//div/span/img)).try &.["src"]
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if author_thumbnail
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author_thumbnail = URI.parse(author_thumbnail)
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author_thumbnail.scheme = "https"
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author_thumbnail = author_thumbnail.to_s
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end
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author_thumbnail ||= ""
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subscriber_count = node.xpath_node(%q(.//span[contains(@class, "subscriber-count")]))
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.try &.["title"].try { |text| short_text_to_number(text) } || 0
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video_count = node.xpath_node(%q(.//ul[@class="yt-lockup-meta-info"]/li)).try &.content.split(" ")[0].gsub(/\D/, "").to_i?
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items << SearchChannel.new(
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author: author,
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ucid: ucid,
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author_thumbnail: author_thumbnail,
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subscriber_count: subscriber_count,
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video_count: video_count || 0,
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description_html: description_html,
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auto_generated: video_count ? false : true,
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)
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else
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id = id.lchop("/watch?v=")
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metadata = node.xpath_node(%q(.//div[contains(@class,"yt-lockup-meta")]/ul))
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published = metadata.try &.xpath_node(%q(.//li[contains(text(), " ago")])).try { |node| decode_date(node.content.sub(/^[a-zA-Z]+ /, "")) }
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published ||= metadata.try &.xpath_node(%q(.//span[@data-timestamp])).try { |node| Time.unix(node["data-timestamp"].to_i64) }
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published ||= Time.utc
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view_count = metadata.try &.xpath_node(%q(.//li[contains(text(), " views")])).try &.content.gsub(/\D/, "").to_i64?
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view_count ||= 0_i64
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length_seconds = node.xpath_node(%q(.//span[@class="video-time"])).try { |node| decode_length_seconds(node.content) }
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length_seconds ||= -1
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live_now = node.xpath_node(%q(.//span[contains(@class, "yt-badge-live")])) ? true : false
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premium = node.xpath_node(%q(.//span[text()="Premium"])) ? true : false
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if !premium || node.xpath_node(%q(.//span[contains(text(), "Free episode")]))
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paid = false
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else
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paid = true
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end
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premiere_timestamp = node.xpath_node(%q(.//ul[@class="yt-lockup-meta-info"]/li/span[@class="localized-date"])).try &.["data-timestamp"]?.try &.to_i64
|
|
if premiere_timestamp
|
|
premiere_timestamp = Time.unix(premiere_timestamp)
|
|
end
|
|
|
|
items << SearchVideo.new(
|
|
title: title,
|
|
id: id,
|
|
author: author,
|
|
ucid: author_id,
|
|
published: published,
|
|
views: view_count,
|
|
description_html: description_html,
|
|
length_seconds: length_seconds,
|
|
live_now: live_now,
|
|
paid: paid,
|
|
premium: premium,
|
|
premiere_timestamp: premiere_timestamp
|
|
)
|
|
end
|
|
end
|
|
|
|
return items
|
|
end
|
|
|
|
def extract_shelf_items(nodeset, ucid = nil, author_name = nil)
|
|
items = [] of SearchPlaylist
|
|
|
|
nodeset.each do |shelf|
|
|
shelf_anchor = shelf.xpath_node(%q(.//h2[contains(@class, "branded-page-module-title")]))
|
|
next if !shelf_anchor
|
|
|
|
title = shelf_anchor.xpath_node(%q(.//span[contains(@class, "branded-page-module-title-text")])).try &.content.strip
|
|
title ||= ""
|
|
|
|
id = shelf_anchor.xpath_node(%q(.//a)).try &.["href"]
|
|
next if !id
|
|
|
|
shelf_is_playlist = false
|
|
videos = [] of SearchPlaylistVideo
|
|
|
|
shelf.xpath_nodes(%q(.//ul[contains(@class, "yt-uix-shelfslider-list") or contains(@class, "expanded-shelf-content-list")]/li)).each do |child_node|
|
|
type = child_node.xpath_node(%q(./div))
|
|
if !type
|
|
next
|
|
end
|
|
|
|
case type["class"]
|
|
when .includes? "yt-lockup-video"
|
|
shelf_is_playlist = true
|
|
|
|
anchor = child_node.xpath_node(%q(.//h3[contains(@class, "yt-lockup-title")]/a))
|
|
if anchor
|
|
video_title = anchor.content.strip
|
|
video_id = HTTP::Params.parse(URI.parse(anchor["href"]).query.not_nil!)["v"]
|
|
end
|
|
video_title ||= ""
|
|
video_id ||= ""
|
|
|
|
anchor = child_node.xpath_node(%q(.//span[@class="video-time"]))
|
|
if anchor
|
|
length_seconds = decode_length_seconds(anchor.content)
|
|
end
|
|
length_seconds ||= 0
|
|
|
|
videos << SearchPlaylistVideo.new(
|
|
video_title,
|
|
video_id,
|
|
length_seconds
|
|
)
|
|
when .includes? "yt-lockup-playlist"
|
|
anchor = child_node.xpath_node(%q(.//h3[contains(@class, "yt-lockup-title")]/a))
|
|
if anchor
|
|
playlist_title = anchor.content.strip
|
|
params = HTTP::Params.parse(URI.parse(anchor["href"]).query.not_nil!)
|
|
plid = params["list"]
|
|
end
|
|
playlist_title ||= ""
|
|
plid ||= ""
|
|
|
|
playlist_thumbnail = child_node.xpath_node(%q(.//span/img)).try &.["data-thumb"]?
|
|
playlist_thumbnail ||= child_node.xpath_node(%q(.//span/img)).try &.["src"]
|
|
|
|
video_count = child_node.xpath_node(%q(.//span[@class="formatted-video-count-label"]/b)) ||
|
|
child_node.xpath_node(%q(.//span[@class="formatted-video-count-label"]))
|
|
if video_count
|
|
video_count = video_count.content.gsub(/\D/, "").to_i?
|
|
end
|
|
video_count ||= 50
|
|
|
|
videos = [] of SearchPlaylistVideo
|
|
child_node.xpath_nodes(%q(.//*[contains(@class, "yt-lockup-playlist-items")]/li)).each do |video|
|
|
anchor = video.xpath_node(%q(.//a))
|
|
if anchor
|
|
video_title = anchor.content.strip
|
|
id = HTTP::Params.parse(URI.parse(anchor["href"]).query.not_nil!)["v"]
|
|
end
|
|
video_title ||= ""
|
|
id ||= ""
|
|
|
|
anchor = video.xpath_node(%q(.//span/span))
|
|
if anchor
|
|
length_seconds = decode_length_seconds(anchor.content)
|
|
end
|
|
length_seconds ||= 0
|
|
|
|
videos << SearchPlaylistVideo.new(
|
|
video_title,
|
|
id,
|
|
length_seconds
|
|
)
|
|
end
|
|
|
|
items << SearchPlaylist.new(
|
|
title: playlist_title,
|
|
id: plid,
|
|
author: author_name,
|
|
ucid: ucid,
|
|
video_count: video_count,
|
|
videos: videos,
|
|
thumbnail: playlist_thumbnail
|
|
)
|
|
end
|
|
end
|
|
|
|
if shelf_is_playlist
|
|
plid = HTTP::Params.parse(URI.parse(id).query.not_nil!)["list"]
|
|
|
|
items << SearchPlaylist.new(
|
|
title: title,
|
|
id: plid,
|
|
author: author_name,
|
|
ucid: ucid,
|
|
video_count: videos.size,
|
|
videos: videos,
|
|
thumbnail: "https://i.ytimg.com/vi/#{videos[0].id}/mqdefault.jpg"
|
|
)
|
|
end
|
|
end
|
|
|
|
return items
|
|
end
|
|
|
|
def check_enum(db, logger, enum_name, struct_type = nil)
|
|
if !db.query_one?("SELECT true FROM pg_type WHERE typname = $1", enum_name, as: Bool)
|
|
logger.puts("CREATE TYPE #{enum_name}")
|
|
|
|
db.using_connection do |conn|
|
|
conn.as(PG::Connection).exec_all(File.read("config/sql/#{enum_name}.sql"))
|
|
end
|
|
end
|
|
end
|
|
|
|
def check_table(db, logger, table_name, struct_type = nil)
|
|
# Create table if it doesn't exist
|
|
begin
|
|
db.exec("SELECT * FROM #{table_name} LIMIT 0")
|
|
rescue ex
|
|
logger.puts("CREATE TABLE #{table_name}")
|
|
|
|
db.using_connection do |conn|
|
|
conn.as(PG::Connection).exec_all(File.read("config/sql/#{table_name}.sql"))
|
|
end
|
|
end
|
|
|
|
if !struct_type
|
|
return
|
|
end
|
|
|
|
struct_array = struct_type.to_type_tuple
|
|
column_array = get_column_array(db, table_name)
|
|
column_types = File.read("config/sql/#{table_name}.sql").match(/CREATE TABLE public\.#{table_name}\n\((?<types>[\d\D]*?)\);/)
|
|
.try &.["types"].split(",").map { |line| line.strip }
|
|
|
|
if !column_types
|
|
return
|
|
end
|
|
|
|
struct_array.each_with_index do |name, i|
|
|
if name != column_array[i]?
|
|
if !column_array[i]?
|
|
new_column = column_types.select { |line| line.starts_with? name }[0]
|
|
logger.puts("ALTER TABLE #{table_name} ADD COLUMN #{new_column}")
|
|
db.exec("ALTER TABLE #{table_name} ADD COLUMN #{new_column}")
|
|
next
|
|
end
|
|
|
|
# Column doesn't exist
|
|
if !column_array.includes? name
|
|
new_column = column_types.select { |line| line.starts_with? name }[0]
|
|
db.exec("ALTER TABLE #{table_name} ADD COLUMN #{new_column}")
|
|
end
|
|
|
|
# Column exists but in the wrong position, rotate
|
|
if struct_array.includes? column_array[i]
|
|
until name == column_array[i]
|
|
new_column = column_types.select { |line| line.starts_with? column_array[i] }[0]?.try &.gsub("#{column_array[i]}", "#{column_array[i]}_new")
|
|
|
|
# There's a column we didn't expect
|
|
if !new_column
|
|
logger.puts("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]}")
|
|
db.exec("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]} CASCADE")
|
|
|
|
column_array = get_column_array(db, table_name)
|
|
next
|
|
end
|
|
|
|
logger.puts("ALTER TABLE #{table_name} ADD COLUMN #{new_column}")
|
|
db.exec("ALTER TABLE #{table_name} ADD COLUMN #{new_column}")
|
|
|
|
logger.puts("UPDATE #{table_name} SET #{column_array[i]}_new=#{column_array[i]}")
|
|
db.exec("UPDATE #{table_name} SET #{column_array[i]}_new=#{column_array[i]}")
|
|
|
|
logger.puts("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]} CASCADE")
|
|
db.exec("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]} CASCADE")
|
|
|
|
logger.puts("ALTER TABLE #{table_name} RENAME COLUMN #{column_array[i]}_new TO #{column_array[i]}")
|
|
db.exec("ALTER TABLE #{table_name} RENAME COLUMN #{column_array[i]}_new TO #{column_array[i]}")
|
|
|
|
column_array = get_column_array(db, table_name)
|
|
end
|
|
else
|
|
logger.puts("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]} CASCADE")
|
|
db.exec("ALTER TABLE #{table_name} DROP COLUMN #{column_array[i]} CASCADE")
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
class PG::ResultSet
|
|
def field(index = @column_index)
|
|
@fields.not_nil![index]
|
|
end
|
|
end
|
|
|
|
def get_column_array(db, table_name)
|
|
column_array = [] of String
|
|
db.query("SELECT * FROM #{table_name} LIMIT 0") do |rs|
|
|
rs.column_count.times do |i|
|
|
column = rs.as(PG::ResultSet).field(i)
|
|
column_array << column.name
|
|
end
|
|
end
|
|
|
|
return column_array
|
|
end
|
|
|
|
def cache_annotation(db, id, annotations)
|
|
if !CONFIG.cache_annotations
|
|
return
|
|
end
|
|
|
|
body = XML.parse(annotations)
|
|
nodeset = body.xpath_nodes(%q(/document/annotations/annotation))
|
|
|
|
if nodeset == 0
|
|
return
|
|
end
|
|
|
|
has_legacy_annotations = false
|
|
nodeset.each do |node|
|
|
if !{"branding", "card", "drawer"}.includes? node["type"]?
|
|
has_legacy_annotations = true
|
|
break
|
|
end
|
|
end
|
|
|
|
if has_legacy_annotations
|
|
# TODO: Update on conflict?
|
|
db.exec("INSERT INTO annotations VALUES ($1, $2) ON CONFLICT DO NOTHING", id, annotations)
|
|
end
|
|
end
|
|
|
|
def create_notification_stream(env, config, kemal_config, decrypt_function, topics, connection_channel)
|
|
connection = Channel(PQ::Notification).new(8)
|
|
connection_channel.send({true, connection})
|
|
|
|
locale = LOCALES[env.get("preferences").as(Preferences).locale]?
|
|
|
|
since = env.params.query["since"]?.try &.to_i?
|
|
id = 0
|
|
|
|
if topics.includes? "debug"
|
|
spawn do
|
|
begin
|
|
loop do
|
|
time_span = [0, 0, 0, 0]
|
|
time_span[rand(4)] = rand(30) + 5
|
|
published = Time.utc - Time::Span.new(time_span[0], time_span[1], time_span[2], time_span[3])
|
|
video_id = TEST_IDS[rand(TEST_IDS.size)]
|
|
|
|
video = get_video(video_id, PG_DB)
|
|
video.published = published
|
|
response = JSON.parse(video.to_json(locale, config, kemal_config, decrypt_function))
|
|
|
|
if fields_text = env.params.query["fields"]?
|
|
begin
|
|
JSONFilter.filter(response, fields_text)
|
|
rescue ex
|
|
env.response.status_code = 400
|
|
response = {"error" => ex.message}
|
|
end
|
|
end
|
|
|
|
env.response.puts "id: #{id}"
|
|
env.response.puts "data: #{response.to_json}"
|
|
env.response.puts
|
|
env.response.flush
|
|
|
|
id += 1
|
|
|
|
sleep 1.minute
|
|
Fiber.yield
|
|
end
|
|
rescue ex
|
|
end
|
|
end
|
|
end
|
|
|
|
spawn do
|
|
begin
|
|
if since
|
|
topics.try &.each do |topic|
|
|
case topic
|
|
when .match(/UC[A-Za-z0-9_-]{22}/)
|
|
PG_DB.query_all("SELECT * FROM channel_videos WHERE ucid = $1 AND published > $2 ORDER BY published DESC LIMIT 15",
|
|
topic, Time.unix(since.not_nil!), as: ChannelVideo).each do |video|
|
|
response = JSON.parse(video.to_json(locale, config, Kemal.config))
|
|
|
|
if fields_text = env.params.query["fields"]?
|
|
begin
|
|
JSONFilter.filter(response, fields_text)
|
|
rescue ex
|
|
env.response.status_code = 400
|
|
response = {"error" => ex.message}
|
|
end
|
|
end
|
|
|
|
env.response.puts "id: #{id}"
|
|
env.response.puts "data: #{response.to_json}"
|
|
env.response.puts
|
|
env.response.flush
|
|
|
|
id += 1
|
|
end
|
|
else
|
|
# TODO
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
spawn do
|
|
begin
|
|
loop do
|
|
event = connection.receive
|
|
|
|
notification = JSON.parse(event.payload)
|
|
topic = notification["topic"].as_s
|
|
video_id = notification["videoId"].as_s
|
|
published = notification["published"].as_i64
|
|
|
|
if !topics.try &.includes? topic
|
|
next
|
|
end
|
|
|
|
video = get_video(video_id, PG_DB)
|
|
video.published = Time.unix(published)
|
|
response = JSON.parse(video.to_json(locale, config, Kemal.config, decrypt_function))
|
|
|
|
if fields_text = env.params.query["fields"]?
|
|
begin
|
|
JSONFilter.filter(response, fields_text)
|
|
rescue ex
|
|
env.response.status_code = 400
|
|
response = {"error" => ex.message}
|
|
end
|
|
end
|
|
|
|
env.response.puts "id: #{id}"
|
|
env.response.puts "data: #{response.to_json}"
|
|
env.response.puts
|
|
env.response.flush
|
|
|
|
id += 1
|
|
end
|
|
rescue ex
|
|
ensure
|
|
connection_channel.send({false, connection})
|
|
end
|
|
end
|
|
|
|
begin
|
|
# Send heartbeat
|
|
loop do
|
|
env.response.puts ":keepalive #{Time.utc.to_unix}"
|
|
env.response.puts
|
|
env.response.flush
|
|
sleep (20 + rand(11)).seconds
|
|
end
|
|
rescue ex
|
|
ensure
|
|
connection_channel.send({false, connection})
|
|
end
|
|
end
|
|
|
|
def extract_initial_data(body)
|
|
initial_data = body.match(/window\["ytInitialData"\] = (?<info>.*?);\n/).try &.["info"] || "{}"
|
|
if initial_data.starts_with?("JSON.parse(\"")
|
|
return JSON.parse(JSON.parse(%({"initial_data":"#{initial_data[12..-3]}"}))["initial_data"].as_s)
|
|
else
|
|
return JSON.parse(initial_data)
|
|
end
|
|
end
|
|
|
|
def proxy_file(response, env)
|
|
if response.headers.includes_word?("Content-Encoding", "gzip")
|
|
Gzip::Writer.open(env.response) do |deflate|
|
|
response.pipe(deflate)
|
|
end
|
|
elsif response.headers.includes_word?("Content-Encoding", "deflate")
|
|
Flate::Writer.open(env.response) do |deflate|
|
|
response.pipe(deflate)
|
|
end
|
|
else
|
|
response.pipe(env.response)
|
|
end
|
|
end
|
|
|
|
class HTTP::Client::Response
|
|
def pipe(io)
|
|
HTTP.serialize_body(io, headers, @body, @body_io, @version)
|
|
end
|
|
end
|
|
|
|
# Supports serialize_body without first writing headers
|
|
module HTTP
|
|
def self.serialize_body(io, headers, body, body_io, version)
|
|
if body
|
|
io << body
|
|
elsif body_io
|
|
content_length = content_length(headers)
|
|
if content_length
|
|
copied = IO.copy(body_io, io)
|
|
if copied != content_length
|
|
raise ArgumentError.new("Content-Length header is #{content_length} but body had #{copied} bytes")
|
|
end
|
|
elsif Client::Response.supports_chunked?(version)
|
|
headers["Transfer-Encoding"] = "chunked"
|
|
serialize_chunked_body(io, body_io)
|
|
else
|
|
io << body
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
class HTTP::Client
|
|
property family : Socket::Family = Socket::Family::UNSPEC
|
|
|
|
private def socket
|
|
socket = @socket
|
|
return socket if socket
|
|
|
|
hostname = @host.starts_with?('[') && @host.ends_with?(']') ? @host[1..-2] : @host
|
|
socket = TCPSocket.new hostname, @port, @dns_timeout, @connect_timeout, @family
|
|
socket.read_timeout = @read_timeout if @read_timeout
|
|
socket.sync = false
|
|
|
|
{% if !flag?(:without_openssl) %}
|
|
if tls = @tls
|
|
socket = OpenSSL::SSL::Socket::Client.new(socket, context: tls, sync_close: true, hostname: @host)
|
|
end
|
|
{% end %}
|
|
|
|
@socket = socket
|
|
end
|
|
end
|
|
|
|
class TCPSocket
|
|
def initialize(host, port, dns_timeout = nil, connect_timeout = nil, family = Socket::Family::UNSPEC)
|
|
Addrinfo.tcp(host, port, timeout: dns_timeout, family: family) do |addrinfo|
|
|
super(addrinfo.family, addrinfo.type, addrinfo.protocol)
|
|
connect(addrinfo, timeout: connect_timeout) do |error|
|
|
close
|
|
error
|
|
end
|
|
end
|
|
end
|
|
end
|