forked from midou/invidious
497 lines
19 KiB
Crystal
497 lines
19 KiB
Crystal
CAPTION_LANGUAGES = [
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"",
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"English",
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"English (auto-generated)",
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"Afrikaans",
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"Albanian",
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"Amharic",
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"Arabic",
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"Armenian",
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"Azerbaijani",
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"Bangla",
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"Basque",
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"Belarusian",
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"Bosnian",
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"Bulgarian",
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"Burmese",
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"Catalan",
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"Cebuano",
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"Chinese (Simplified)",
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"Chinese (Traditional)",
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"Corsican",
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"Croatian",
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"Czech",
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"Danish",
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"Dutch",
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"Esperanto",
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"Estonian",
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"Filipino",
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"Finnish",
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"French",
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"Galician",
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"Georgian",
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"German",
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"Greek",
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"Gujarati",
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"Haitian Creole",
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"Hausa",
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"Hawaiian",
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"Hebrew",
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"Hindi",
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"Hmong",
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"Hungarian",
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"Icelandic",
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"Igbo",
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"Indonesian",
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"Irish",
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"Italian",
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"Japanese",
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"Javanese",
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"Kannada",
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"Kazakh",
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"Khmer",
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"Korean",
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"Kurdish",
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"Kyrgyz",
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"Lao",
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"Latin",
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"Latvian",
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"Lithuanian",
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"Luxembourgish",
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"Macedonian",
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"Malagasy",
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"Malay",
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"Malayalam",
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"Maltese",
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"Maori",
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"Marathi",
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"Mongolian",
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"Nepali",
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"Norwegian",
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"Nyanja",
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"Pashto",
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"Persian",
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"Polish",
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"Portuguese",
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"Punjabi",
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"Romanian",
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"Russian",
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"Samoan",
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"Scottish Gaelic",
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"Serbian",
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"Shona",
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"Sindhi",
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"Sinhala",
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"Slovak",
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"Slovenian",
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"Somali",
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"Southern Sotho",
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"Spanish",
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"Spanish (Latin America)",
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"Sundanese",
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"Swahili",
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"Swedish",
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"Tajik",
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"Tamil",
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"Telugu",
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"Thai",
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"Turkish",
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"Ukrainian",
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"Urdu",
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"Uzbek",
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"Vietnamese",
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"Welsh",
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"Western Frisian",
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"Xhosa",
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"Yiddish",
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"Yoruba",
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"Zulu",
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]
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class Video
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module HTTPParamConverter
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def self.from_rs(rs)
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HTTP::Params.parse(rs.read(String))
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end
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end
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def fmt_stream(decrypt_function)
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streams = [] of HTTP::Params
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self.info["url_encoded_fmt_stream_map"].split(",") do |string|
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if !string.empty?
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streams << HTTP::Params.parse(string)
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end
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end
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streams.each { |s| s.add("label", "#{s["quality"]} - #{s["type"].split(";")[0].split("/")[1]}") }
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streams = streams.uniq { |s| s["label"] }
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if streams[0]? && streams[0]["s"]?
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streams.each do |fmt|
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fmt["url"] += "&signature=" + decrypt_signature(fmt["s"], decrypt_function)
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end
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end
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return streams
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end
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def adaptive_fmts(decrypt_function)
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adaptive_fmts = [] of HTTP::Params
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if self.info.has_key?("adaptive_fmts")
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self.info["adaptive_fmts"].split(",") do |string|
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adaptive_fmts << HTTP::Params.parse(string)
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end
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end
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if adaptive_fmts[0]? && adaptive_fmts[0]["s"]?
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adaptive_fmts.each do |fmt|
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fmt["url"] += "&signature=" + decrypt_signature(fmt["s"], decrypt_function)
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end
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end
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return adaptive_fmts
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end
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def video_streams(adaptive_fmts)
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video_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("video") ? s : nil }
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return video_streams
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end
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def audio_streams(adaptive_fmts)
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audio_streams = adaptive_fmts.compact_map { |s| s["type"].starts_with?("audio") ? s : nil }
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audio_streams.sort_by! { |s| s["bitrate"].to_i }.reverse!
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audio_streams.each do |stream|
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stream["bitrate"] = (stream["bitrate"].to_f64/1000).to_i.to_s
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end
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return audio_streams
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end
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def captions
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player_response = JSON.parse(self.info["player_response"])
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captions = [] of Caption
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if player_response["captions"]?
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caption_list = player_response["captions"]["playerCaptionsTracklistRenderer"]["captionTracks"]?.try &.as_a
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caption_list ||= [] of JSON::Any
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caption_list.each do |caption|
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caption = Caption.from_json(caption.to_json)
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caption.name.simpleText = caption.name.simpleText.split(" - ")[0]
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captions << caption
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end
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end
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return captions
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end
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def short_description
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description = self.description.gsub("<br>", " ")
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description = description.gsub("<br/>", " ")
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description = XML.parse_html(description).content[0..200].gsub('"', """).gsub("\n", " ").strip(" ")
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if description.empty?
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description = " "
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end
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return description
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end
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add_mapping({
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id: String,
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info: {
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type: HTTP::Params,
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default: HTTP::Params.parse(""),
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converter: Video::HTTPParamConverter,
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},
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updated: Time,
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title: String,
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views: Int64,
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likes: Int32,
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dislikes: Int32,
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wilson_score: Float64,
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published: Time,
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description: String,
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language: String?,
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author: String,
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ucid: String,
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allowed_regions: Array(String),
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is_family_friendly: Bool,
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genre: String,
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})
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end
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class Caption
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JSON.mapping(
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name: CaptionName,
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baseUrl: String,
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languageCode: String
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)
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end
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class CaptionName
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JSON.mapping(
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simpleText: String,
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)
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end
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def get_video(id, db, refresh = true)
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if db.query_one?("SELECT EXISTS (SELECT true FROM videos WHERE id = $1)", id, as: Bool)
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video = db.query_one("SELECT * FROM videos WHERE id = $1", id, as: Video)
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# If record was last updated over an hour ago, refresh (expire param in response lasts for 6 hours)
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if refresh && Time.now - video.updated > 1.hour
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begin
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video = fetch_video(id)
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video_array = video.to_a
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args = arg_array(video_array[1..-1], 2)
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db.exec("UPDATE videos SET (info,updated,title,views,likes,dislikes,wilson_score,\
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published,description,language,author,ucid, allowed_regions, is_family_friendly, genre)\
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= (#{args}) WHERE id = $1", video_array)
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rescue ex
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db.exec("DELETE FROM videos * WHERE id = $1", id)
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raise ex
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end
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end
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else
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video = fetch_video(id)
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video_array = video.to_a
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args = arg_array(video_array)
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db.exec("INSERT INTO videos VALUES (#{args}) ON CONFLICT (id) DO NOTHING", video_array)
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end
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return video
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end
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def fetch_video(id)
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html_channel = Channel(XML::Node).new
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info_channel = Channel(HTTP::Params).new
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spawn do
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client = make_client(YT_URL)
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html = client.get("/watch?v=#{id}&bpctr=#{Time.new.epoch + 2000}&disable_polymer=1")
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html = XML.parse_html(html.body)
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html_channel.send(html)
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end
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spawn do
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client = make_client(YT_URL)
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info = client.get("/get_video_info?video_id=#{id}&el=detailpage&ps=default&eurl=&gl=US&hl=en&disable_polymer=1")
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info = HTTP::Params.parse(info.body)
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if info["reason"]?
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info = client.get("/get_video_info?video_id=#{id}&ps=default&eurl=&gl=US&hl=en&disable_polymer=1")
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info = HTTP::Params.parse(info.body)
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end
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info_channel.send(info)
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end
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html = html_channel.receive
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info = info_channel.receive
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if info["reason"]?
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raise info["reason"]
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end
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title = info["title"]
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views = info["view_count"].to_i64
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author = info["author"]
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ucid = info["ucid"]
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likes = html.xpath_node(%q(//button[@title="I like this"]/span))
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likes = likes.try &.content.delete(",").try &.to_i
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likes ||= 0
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dislikes = html.xpath_node(%q(//button[@title="I dislike this"]/span))
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dislikes = dislikes.try &.content.delete(",").try &.to_i
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dislikes ||= 0
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description = html.xpath_node(%q(//p[@id="eow-description"]))
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description = description ? description.to_xml : ""
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wilson_score = ci_lower_bound(likes, likes + dislikes)
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published = html.xpath_node(%q(//meta[@itemprop="datePublished"])).not_nil!["content"]
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published = Time.parse(published, "%Y-%m-%d", Time::Location.local)
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allowed_regions = html.xpath_node(%q(//meta[@itemprop="regionsAllowed"])).not_nil!["content"].split(",")
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is_family_friendly = html.xpath_node(%q(//meta[@itemprop="isFamilyFriendly"])).not_nil!["content"] == "True"
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genre = html.xpath_node(%q(//meta[@itemprop="genre"])).not_nil!["content"]
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video = Video.new(id, info, Time.now, title, views, likes, dislikes, wilson_score, published, description,
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nil, author, ucid, allowed_regions, is_family_friendly, genre)
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return video
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end
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def itag_to_metadata(itag : String)
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# See https://github.com/rg3/youtube-dl/blob/master/youtube_dl/extractor/youtube.py#L380-#L476
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formats = {"5" => {"ext" => "flv", "width" => 400, "height" => 240, "acodec" => "mp3", "abr" => 64, "vcodec" => "h263"},
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"6" => {"ext" => "flv", "width" => 450, "height" => 270, "acodec" => "mp3", "abr" => 64, "vcodec" => "h263"},
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"13" => {"ext" => "3gp", "acodec" => "aac", "vcodec" => "mp4v"},
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"17" => {"ext" => "3gp", "width" => 176, "height" => 144, "acodec" => "aac", "abr" => 24, "vcodec" => "mp4v"},
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"18" => {"ext" => "mp4", "width" => 640, "height" => 360, "acodec" => "aac", "abr" => 96, "vcodec" => "h264"},
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"22" => {"ext" => "mp4", "width" => 1280, "height" => 720, "acodec" => "aac", "abr" => 192, "vcodec" => "h264"},
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"34" => {"ext" => "flv", "width" => 640, "height" => 360, "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"35" => {"ext" => "flv", "width" => 854, "height" => 480, "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"36" => {"ext" => "3gp", "width" => 320, "acodec" => "aac", "vcodec" => "mp4v"},
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"37" => {"ext" => "mp4", "width" => 1920, "height" => 1080, "acodec" => "aac", "abr" => 192, "vcodec" => "h264"},
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"38" => {"ext" => "mp4", "width" => 4096, "height" => 3072, "acodec" => "aac", "abr" => 192, "vcodec" => "h264"},
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"43" => {"ext" => "webm", "width" => 640, "height" => 360, "acodec" => "vorbis", "abr" => 128, "vcodec" => "vp8"},
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"44" => {"ext" => "webm", "width" => 854, "height" => 480, "acodec" => "vorbis", "abr" => 128, "vcodec" => "vp8"},
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"45" => {"ext" => "webm", "width" => 1280, "height" => 720, "acodec" => "vorbis", "abr" => 192, "vcodec" => "vp8"},
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"46" => {"ext" => "webm", "width" => 1920, "height" => 1080, "acodec" => "vorbis", "abr" => 192, "vcodec" => "vp8"},
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"59" => {"ext" => "mp4", "width" => 854, "height" => 480, "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"78" => {"ext" => "mp4", "width" => 854, "height" => 480, "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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# 3D videos
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"82" => {"ext" => "mp4", "height" => 360, "format" => "3D", "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"83" => {"ext" => "mp4", "height" => 480, "format" => "3D", "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"84" => {"ext" => "mp4", "height" => 720, "format" => "3D", "acodec" => "aac", "abr" => 192, "vcodec" => "h264"},
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"85" => {"ext" => "mp4", "height" => 1080, "format" => "3D", "acodec" => "aac", "abr" => 192, "vcodec" => "h264"},
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"100" => {"ext" => "webm", "height" => 360, "format" => "3D", "acodec" => "vorbis", "abr" => 128, "vcodec" => "vp8"},
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"101" => {"ext" => "webm", "height" => 480, "format" => "3D", "acodec" => "vorbis", "abr" => 192, "vcodec" => "vp8"},
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"102" => {"ext" => "webm", "height" => 720, "format" => "3D", "acodec" => "vorbis", "abr" => 192, "vcodec" => "vp8"},
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# Apple HTTP Live Streaming
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"91" => {"ext" => "mp4", "height" => 144, "format" => "HLS", "acodec" => "aac", "abr" => 48, "vcodec" => "h264"},
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"92" => {"ext" => "mp4", "height" => 240, "format" => "HLS", "acodec" => "aac", "abr" => 48, "vcodec" => "h264"},
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"93" => {"ext" => "mp4", "height" => 360, "format" => "HLS", "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"94" => {"ext" => "mp4", "height" => 480, "format" => "HLS", "acodec" => "aac", "abr" => 128, "vcodec" => "h264"},
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"95" => {"ext" => "mp4", "height" => 720, "format" => "HLS", "acodec" => "aac", "abr" => 256, "vcodec" => "h264"},
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"96" => {"ext" => "mp4", "height" => 1080, "format" => "HLS", "acodec" => "aac", "abr" => 256, "vcodec" => "h264"},
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"132" => {"ext" => "mp4", "height" => 240, "format" => "HLS", "acodec" => "aac", "abr" => 48, "vcodec" => "h264"},
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"151" => {"ext" => "mp4", "height" => 72, "format" => "HLS", "acodec" => "aac", "abr" => 24, "vcodec" => "h264"},
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# DASH mp4 video
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"133" => {"ext" => "mp4", "height" => 240, "format" => "DASH video", "vcodec" => "h264"},
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"134" => {"ext" => "mp4", "height" => 360, "format" => "DASH video", "vcodec" => "h264"},
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"135" => {"ext" => "mp4", "height" => 480, "format" => "DASH video", "vcodec" => "h264"},
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"136" => {"ext" => "mp4", "height" => 720, "format" => "DASH video", "vcodec" => "h264"},
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"137" => {"ext" => "mp4", "height" => 1080, "format" => "DASH video", "vcodec" => "h264"},
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"138" => {"ext" => "mp4", "format" => "DASH video", "vcodec" => "h264"}, # Height can vary (https=>//github.com/rg3/youtube-dl/issues/4559)
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"160" => {"ext" => "mp4", "height" => 144, "format" => "DASH video", "vcodec" => "h264"},
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"212" => {"ext" => "mp4", "height" => 480, "format" => "DASH video", "vcodec" => "h264"},
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"264" => {"ext" => "mp4", "height" => 1440, "format" => "DASH video", "vcodec" => "h264"},
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"298" => {"ext" => "mp4", "height" => 720, "format" => "DASH video", "vcodec" => "h264", "fps" => 60},
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"299" => {"ext" => "mp4", "height" => 1080, "format" => "DASH video", "vcodec" => "h264", "fps" => 60},
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"266" => {"ext" => "mp4", "height" => 2160, "format" => "DASH video", "vcodec" => "h264"},
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# Dash mp4 audio
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"139" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "aac", "abr" => 48, "container" => "m4a_dash"},
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"140" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "aac", "abr" => 128, "container" => "m4a_dash"},
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"141" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "aac", "abr" => 256, "container" => "m4a_dash"},
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"256" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "aac", "container" => "m4a_dash"},
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"258" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "aac", "container" => "m4a_dash"},
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"325" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "dtse", "container" => "m4a_dash"},
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"328" => {"ext" => "m4a", "format" => "DASH audio", "acodec" => "ec-3", "container" => "m4a_dash"},
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# Dash webm
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"167" => {"ext" => "webm", "height" => 360, "width" => 640, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
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"168" => {"ext" => "webm", "height" => 480, "width" => 854, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
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"169" => {"ext" => "webm", "height" => 720, "width" => 1280, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
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"170" => {"ext" => "webm", "height" => 1080, "width" => 1920, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
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"218" => {"ext" => "webm", "height" => 480, "width" => 854, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
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"219" => {"ext" => "webm", "height" => 480, "width" => 854, "format" => "DASH video", "container" => "webm", "vcodec" => "vp8"},
|
|
"278" => {"ext" => "webm", "height" => 144, "format" => "DASH video", "container" => "webm", "vcodec" => "vp9"},
|
|
"242" => {"ext" => "webm", "height" => 240, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"243" => {"ext" => "webm", "height" => 360, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"244" => {"ext" => "webm", "height" => 480, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"245" => {"ext" => "webm", "height" => 480, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"246" => {"ext" => "webm", "height" => 480, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"247" => {"ext" => "webm", "height" => 720, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"248" => {"ext" => "webm", "height" => 1080, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"271" => {"ext" => "webm", "height" => 1440, "format" => "DASH video", "vcodec" => "vp9"},
|
|
# itag 272 videos are either 3840x2160 (e.g. RtoitU2A-3E) or 7680x4320 (sLprVF6d7Ug)
|
|
"272" => {"ext" => "webm", "height" => 2160, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"302" => {"ext" => "webm", "height" => 720, "format" => "DASH video", "vcodec" => "vp9", "fps" => 60},
|
|
"303" => {"ext" => "webm", "height" => 1080, "format" => "DASH video", "vcodec" => "vp9", "fps" => 60},
|
|
"308" => {"ext" => "webm", "height" => 1440, "format" => "DASH video", "vcodec" => "vp9", "fps" => 60},
|
|
"313" => {"ext" => "webm", "height" => 2160, "format" => "DASH video", "vcodec" => "vp9"},
|
|
"315" => {"ext" => "webm", "height" => 2160, "format" => "DASH video", "vcodec" => "vp9", "fps" => 60},
|
|
|
|
# Dash webm audio
|
|
"171" => {"ext" => "webm", "acodec" => "vorbis", "format" => "DASH audio", "abr" => 128},
|
|
"172" => {"ext" => "webm", "acodec" => "vorbis", "format" => "DASH audio", "abr" => 256},
|
|
|
|
# Dash webm audio with opus inside
|
|
"249" => {"ext" => "webm", "format" => "DASH audio", "acodec" => "opus", "abr" => 50},
|
|
"250" => {"ext" => "webm", "format" => "DASH audio", "acodec" => "opus", "abr" => 70},
|
|
"251" => {"ext" => "webm", "format" => "DASH audio", "acodec" => "opus", "abr" => 160},
|
|
}
|
|
|
|
return formats[itag]
|
|
end
|
|
|
|
def process_video_params(query, preferences)
|
|
autoplay = query["autoplay"]?.try &.to_i?
|
|
video_loop = query["loop"]?.try &.to_i?
|
|
|
|
if preferences
|
|
autoplay ||= preferences.autoplay.to_unsafe
|
|
video_loop ||= preferences.video_loop.to_unsafe
|
|
end
|
|
autoplay ||= 0
|
|
autoplay = autoplay == 1
|
|
|
|
video_loop ||= 0
|
|
video_loop = video_loop == 1
|
|
|
|
if query["t"]?
|
|
video_start = decode_time(query["t"])
|
|
end
|
|
video_start ||= 0
|
|
if query["time_continu"]?
|
|
video_start = decode_time(query["t"])
|
|
end
|
|
video_start ||= 0
|
|
if query["start"]?
|
|
video_start = decode_time(query["start"])
|
|
end
|
|
|
|
if query["end"]?
|
|
video_end = decode_time(query["end"])
|
|
end
|
|
video_end ||= -1
|
|
|
|
if query["listen"]? && (query["listen"] == "true" || query["listen"] == "1")
|
|
listen = true
|
|
end
|
|
listen ||= false
|
|
|
|
raw = query["raw"]?.try &.to_i?
|
|
raw ||= 0
|
|
raw = raw == 1
|
|
|
|
quality = query["quality"]?
|
|
quality ||= "hd720"
|
|
|
|
controls = query["controls"]?.try &.to_i?
|
|
controls ||= 1
|
|
controls = controls == 1
|
|
|
|
return autoplay, video_loop, video_start, video_end, listen, raw, quality, autoplay, controls
|
|
end
|
|
|
|
def generate_thumbnails(json, id)
|
|
qualities = [{name: "default", url: "default", width: 120, height: 90},
|
|
{name: "high", url: "hqdefault", width: 480, height: 360},
|
|
{name: "medium", url: "mqdefault", width: 320, height: 180},
|
|
]
|
|
json.array do
|
|
qualities.each do |quality|
|
|
json.object do
|
|
json.field "quality", quality[:name]
|
|
json.field "url", "https://i.ytimg.com/vi/#{id}/#{quality["url"]}.jpg"
|
|
json.field "width", quality[:width]
|
|
json.field "height", quality[:height]
|
|
end
|
|
end
|
|
end
|
|
end
|