457 行
12 KiB
Crystal
457 行
12 KiB
Crystal
{% skip_file if flag?(:api_only) %}
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module Invidious::Routes::Playlists
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def self.new(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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sid = sid.as(String)
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csrf_token = generate_response(sid, {":create_playlist"}, HMAC_KEY, PG_DB)
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templated "create_playlist"
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end
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def self.create(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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sid = sid.as(String)
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token = env.params.body["csrf_token"]?
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begin
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validate_request(token, sid, env.request, HMAC_KEY, PG_DB, locale)
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rescue ex
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return error_template(400, ex)
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end
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title = env.params.body["title"]?.try &.as(String)
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if !title || title.empty?
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return error_template(400, "Title cannot be empty.")
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end
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privacy = PlaylistPrivacy.parse?(env.params.body["privacy"]?.try &.as(String) || "")
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if !privacy
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return error_template(400, "Invalid privacy setting.")
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end
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if PG_DB.query_one("SELECT count(*) FROM playlists WHERE author = $1", user.email, as: Int64) >= 100
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return error_template(400, "User cannot have more than 100 playlists.")
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end
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playlist = create_playlist(PG_DB, title, privacy, user)
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env.redirect "/playlist?list=#{playlist.id}"
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end
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def self.subscribe(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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playlist_id = env.params.query["list"]
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playlist = get_playlist(PG_DB, playlist_id, locale)
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subscribe_playlist(PG_DB, user, playlist)
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env.redirect "/playlist?list=#{playlist.id}"
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end
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def self.delete_page(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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sid = sid.as(String)
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plid = env.params.query["list"]?
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playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
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if !playlist || playlist.author != user.email
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return env.redirect referer
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end
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csrf_token = generate_response(sid, {":delete_playlist"}, HMAC_KEY, PG_DB)
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templated "delete_playlist"
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end
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def self.delete(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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plid = env.params.query["list"]?
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return env.redirect referer if plid.nil?
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user = user.as(User)
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sid = sid.as(String)
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token = env.params.body["csrf_token"]?
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begin
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validate_request(token, sid, env.request, HMAC_KEY, PG_DB, locale)
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rescue ex
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return error_template(400, ex)
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end
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playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
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if !playlist || playlist.author != user.email
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return env.redirect referer
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end
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PG_DB.exec("DELETE FROM playlist_videos * WHERE plid = $1", plid)
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PG_DB.exec("DELETE FROM playlists * WHERE id = $1", plid)
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env.redirect "/feed/playlists"
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end
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def self.edit(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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sid = sid.as(String)
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plid = env.params.query["list"]?
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if !plid || !plid.starts_with?("IV")
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return env.redirect referer
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end
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page = env.params.query["page"]?.try &.to_i?
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page ||= 1
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begin
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playlist = PG_DB.query_one("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
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if !playlist || playlist.author != user.email
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return env.redirect referer
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end
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rescue ex
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return env.redirect referer
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end
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begin
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videos = get_playlist_videos(PG_DB, playlist, offset: (page - 1) * 100, locale: locale)
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rescue ex
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videos = [] of PlaylistVideo
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end
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csrf_token = generate_response(sid, {":edit_playlist"}, HMAC_KEY, PG_DB)
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templated "edit_playlist"
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end
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def self.update(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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plid = env.params.query["list"]?
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return env.redirect referer if plid.nil?
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user = user.as(User)
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sid = sid.as(String)
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token = env.params.body["csrf_token"]?
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begin
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validate_request(token, sid, env.request, HMAC_KEY, PG_DB, locale)
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rescue ex
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return error_template(400, ex)
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end
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playlist = PG_DB.query_one?("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
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if !playlist || playlist.author != user.email
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return env.redirect referer
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end
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title = env.params.body["title"]?.try &.delete("<>") || ""
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privacy = PlaylistPrivacy.parse(env.params.body["privacy"]? || "Public")
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description = env.params.body["description"]?.try &.delete("\r") || ""
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if title != playlist.title ||
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privacy != playlist.privacy ||
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description != playlist.description
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updated = Time.utc
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else
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updated = playlist.updated
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end
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PG_DB.exec("UPDATE playlists SET title = $1, privacy = $2, description = $3, updated = $4 WHERE id = $5", title, privacy, description, updated, plid)
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env.redirect "/playlist?list=#{plid}"
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end
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def self.add_playlist_items_page(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env)
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return env.redirect "/" if user.nil?
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user = user.as(User)
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sid = sid.as(String)
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plid = env.params.query["list"]?
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if !plid || !plid.starts_with?("IV")
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return env.redirect referer
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end
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page = env.params.query["page"]?.try &.to_i?
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page ||= 1
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begin
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playlist = PG_DB.query_one("SELECT * FROM playlists WHERE id = $1", plid, as: InvidiousPlaylist)
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if !playlist || playlist.author != user.email
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return env.redirect referer
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end
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rescue ex
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return env.redirect referer
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end
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query = env.params.query["q"]?
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if query
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begin
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search_query, count, items, operators = process_search_query(query, page, user, region: nil)
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videos = items.select { |item| item.is_a? SearchVideo }.map { |item| item.as(SearchVideo) }
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rescue ex
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videos = [] of SearchVideo
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count = 0
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end
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else
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videos = [] of SearchVideo
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count = 0
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end
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env.set "add_playlist_items", plid
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templated "add_playlist_items"
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end
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def self.playlist_ajax(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get? "user"
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sid = env.get? "sid"
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referer = get_referer(env, "/")
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redirect = env.params.query["redirect"]?
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redirect ||= "true"
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redirect = redirect == "true"
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if !user
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if redirect
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return env.redirect referer
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else
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return error_json(403, "No such user")
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end
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end
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user = user.as(User)
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sid = sid.as(String)
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token = env.params.body["csrf_token"]?
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begin
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validate_request(token, sid, env.request, HMAC_KEY, PG_DB, locale)
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rescue ex
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if redirect
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return error_template(400, ex)
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else
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return error_json(400, ex)
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end
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end
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if env.params.query["action_create_playlist"]?
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action = "action_create_playlist"
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elsif env.params.query["action_delete_playlist"]?
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action = "action_delete_playlist"
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elsif env.params.query["action_edit_playlist"]?
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action = "action_edit_playlist"
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elsif env.params.query["action_add_video"]?
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action = "action_add_video"
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video_id = env.params.query["video_id"]
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elsif env.params.query["action_remove_video"]?
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action = "action_remove_video"
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elsif env.params.query["action_move_video_before"]?
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action = "action_move_video_before"
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else
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return env.redirect referer
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end
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begin
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playlist_id = env.params.query["playlist_id"]
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playlist = get_playlist(PG_DB, playlist_id, locale).as(InvidiousPlaylist)
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raise "Invalid user" if playlist.author != user.email
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rescue ex
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if redirect
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return error_template(400, ex)
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else
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return error_json(400, ex)
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end
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end
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if !user.password
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# TODO: Playlist stub, sync with YouTube for Google accounts
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# playlist_ajax(playlist_id, action, env.request.headers)
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end
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email = user.email
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case action
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when "action_edit_playlist"
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# TODO: Playlist stub
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when "action_add_video"
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if playlist.index.size >= 500
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if redirect
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return error_template(400, "Playlist cannot have more than 500 videos")
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else
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return error_json(400, "Playlist cannot have more than 500 videos")
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end
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end
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video_id = env.params.query["video_id"]
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begin
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video = get_video(video_id, PG_DB)
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rescue ex
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if redirect
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return error_template(500, ex)
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else
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return error_json(500, ex)
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end
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end
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playlist_video = PlaylistVideo.new({
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title: video.title,
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id: video.id,
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author: video.author,
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ucid: video.ucid,
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length_seconds: video.length_seconds,
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published: video.published,
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plid: playlist_id,
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live_now: video.live_now,
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index: Random::Secure.rand(0_i64..Int64::MAX),
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})
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video_array = playlist_video.to_a
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args = arg_array(video_array)
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PG_DB.exec("INSERT INTO playlist_videos VALUES (#{args})", args: video_array)
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PG_DB.exec("UPDATE playlists SET index = array_append(index, $1), video_count = cardinality(index) + 1, updated = $2 WHERE id = $3", playlist_video.index, Time.utc, playlist_id)
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when "action_remove_video"
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index = env.params.query["set_video_id"]
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PG_DB.exec("DELETE FROM playlist_videos * WHERE index = $1", index)
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PG_DB.exec("UPDATE playlists SET index = array_remove(index, $1), video_count = cardinality(index) - 1, updated = $2 WHERE id = $3", index, Time.utc, playlist_id)
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when "action_move_video_before"
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# TODO: Playlist stub
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else
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return error_json(400, "Unsupported action #{action}")
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end
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if redirect
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env.redirect referer
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else
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env.response.content_type = "application/json"
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"{}"
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end
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end
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def self.show(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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user = env.get?("user").try &.as(User)
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referer = get_referer(env)
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plid = env.params.query["list"]?.try &.gsub(/[^a-zA-Z0-9_-]/, "")
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if !plid
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return env.redirect "/"
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end
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page = env.params.query["page"]?.try &.to_i?
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page ||= 1
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if plid.starts_with? "RD"
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return env.redirect "/mix?list=#{plid}"
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end
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begin
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playlist = get_playlist(PG_DB, plid, locale)
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rescue ex
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return error_template(500, ex)
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end
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page_count = (playlist.video_count / 100).to_i
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page_count += 1 if (playlist.video_count % 100) > 0
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if page > page_count
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return env.redirect "/playlist?list=#{plid}&page=#{page_count}"
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end
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if playlist.privacy == PlaylistPrivacy::Private && playlist.author != user.try &.email
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return error_template(403, "This playlist is private.")
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end
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begin
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videos = get_playlist_videos(PG_DB, playlist, offset: (page - 1) * 100, locale: locale)
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rescue ex
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return error_template(500, "Error encountered while retrieving playlist videos.<br>#{ex.message}")
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end
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if playlist.author == user.try &.email
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env.set "remove_playlist_items", plid
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end
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templated "playlist"
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end
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def self.mix(env)
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locale = LOCALES[env.get("preferences").as(Preferences).locale]?
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rdid = env.params.query["list"]?
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if !rdid
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return env.redirect "/"
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end
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continuation = env.params.query["continuation"]?
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continuation ||= rdid.lchop("RD")
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begin
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mix = fetch_mix(rdid, continuation, locale: locale)
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rescue ex
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return error_template(500, ex)
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end
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templated "mix"
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end
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end
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