forked from midou/invidious
Update playlists to support polymer redesign
This commit is contained in:
Omar Roth
parent
1f435522b4
commit
8c65b8c16f
@ -400,6 +400,22 @@ def extract_items(initial_data : Hash(String, JSON::Any), author_fallback : Stri
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description_html: description_html,
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auto_generated: auto_generated,
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)
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elsif i = item["gridPlaylistRenderer"]?
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title = i["title"]["runs"].as_a[0]?.try &.["text"].as_s || ""
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plid = i["playlistId"]?.try &.as_s || ""
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video_count = i["videoCountText"]["runs"].as_a[0]?.try &.["text"].as_s.gsub(/\D/, "").to_i || 0
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playlist_thumbnail = i["thumbnail"]["thumbnails"][0]?.try &.["url"]?.try &.as_s || ""
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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_fallback || "",
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ucid: author_id_fallback || "",
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video_count: video_count,
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videos: [] of SearchPlaylistVideo,
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thumbnail: playlist_thumbnail
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)
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elsif i = item["playlistRenderer"]?
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title = i["title"]["simpleText"]?.try &.as_s || ""
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plid = i["playlistId"]?.try &.as_s || ""
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@ -118,7 +118,7 @@ struct Playlist
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end
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end
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json.field "description", html_to_content(self.description_html)
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json.field "description", self.description
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json.field "descriptionHtml", self.description_html
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json.field "videoCount", self.video_count
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@ -153,7 +153,7 @@ struct Playlist
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author: String,
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author_thumbnail: String,
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ucid: String,
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description_html: String,
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description: String,
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video_count: Int32,
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views: Int64,
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updated: Time,
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@ -163,6 +163,10 @@ struct Playlist
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def privacy
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PlaylistPrivacy::Public
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end
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def description_html
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HTML.escape(self.description).gsub("\n", "<br>")
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end
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end
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enum PlaylistPrivacy
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@ -298,52 +302,6 @@ def subscribe_playlist(db, user, playlist)
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return playlist
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end
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def extract_playlist(plid, nodeset, index)
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videos = [] of PlaylistVideo
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nodeset.each_with_index do |video, offset|
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anchor = video.xpath_node(%q(.//td[@class="pl-video-title"]))
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if !anchor
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next
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end
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title = anchor.xpath_node(%q(.//a)).not_nil!.content.strip(" \n")
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id = anchor.xpath_node(%q(.//a)).not_nil!["href"].lchop("/watch?v=")[0, 11]
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anchor = anchor.xpath_node(%q(.//div[@class="pl-video-owner"]/a))
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if anchor
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author = anchor.content
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ucid = anchor["href"].split("/")[2]
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else
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author = ""
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ucid = ""
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end
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anchor = video.xpath_node(%q(.//td[@class="pl-video-time"]/div/div[1]))
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if anchor && !anchor.content.empty?
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length_seconds = decode_length_seconds(anchor.content)
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live_now = false
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else
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length_seconds = 0
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live_now = true
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end
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videos << PlaylistVideo.new(
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title: title,
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id: id,
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author: author,
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ucid: ucid,
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length_seconds: length_seconds,
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published: Time.utc,
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plid: plid,
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index: (index + offset).to_i64,
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live_now: live_now
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)
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end
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return videos
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end
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def produce_playlist_url(id, index)
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if id.starts_with? "UC"
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id = "UU" + id.lchop("UC")
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@ -389,58 +347,64 @@ def fetch_playlist(plid, locale)
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plid = "UU#{plid.lchop("UC")}"
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end
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response = YT_POOL.client &.get("/playlist?list=#{plid}&hl=en&disable_polymer=1")
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response = YT_POOL.client &.get("/playlist?list=#{plid}&hl=en")
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if response.status_code != 200
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if response.headers["location"]?.try &.includes? "/sorry/index"
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raise "Could not extract playlist info. Instance is likely blocked."
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else
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raise translate(locale, "Not a playlist.")
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end
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body = response.body.gsub(/<button[^>]+><span[^>]+>\s*less\s*<img[^>]+>\n<\/span><\/button>/, "")
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document = XML.parse_html(body)
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title = document.xpath_node(%q(//h1[@class="pl-header-title"]))
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if !title
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raise translate(locale, "Playlist does not exist.")
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end
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title = title.content.strip(" \n")
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description_html = document.xpath_node(%q(//span[@class="pl-header-description-text"]/div/div[1])).try &.to_s ||
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document.xpath_node(%q(//span[@class="pl-header-description-text"])).try &.to_s || ""
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initial_data = extract_initial_data(response.body)
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playlist_info = initial_data["sidebar"]?.try &.["playlistSidebarRenderer"]?.try &.["items"]?.try &.[0]["playlistSidebarPrimaryInfoRenderer"]?
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playlist_thumbnail = document.xpath_node(%q(//div[@class="pl-header-thumb"]/img)).try &.["data-thumb"]? ||
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document.xpath_node(%q(//div[@class="pl-header-thumb"]/img)).try &.["src"]
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raise "Could not extract playlist info" if !playlist_info
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title = playlist_info["title"]?.try &.["runs"][0]?.try &.["text"]?.try &.as_s || ""
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# YouTube allows anonymous playlists, so most of this can be empty or optional
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anchor = document.xpath_node(%q(//ul[@class="pl-header-details"]))
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author = anchor.try &.xpath_node(%q(.//li[1]/a)).try &.content
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author ||= ""
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author_thumbnail = document.xpath_node(%q(//img[@class="channel-header-profile-image"])).try &.["src"]
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author_thumbnail ||= ""
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ucid = anchor.try &.xpath_node(%q(.//li[1]/a)).try &.["href"].split("/")[-1]
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ucid ||= ""
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desc_item = playlist_info["description"]?
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description = desc_item.try &.["runs"]?.try &.as_a.map(&.["text"].as_s).join("") || desc_item.try &.["simpleText"]?.try &.as_s || ""
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video_count = anchor.try &.xpath_node(%q(.//li[2])).try &.content.gsub(/\D/, "").to_i?
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video_count ||= 0
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thumbnail = playlist_info["thumbnailRenderer"]?.try &.["playlistVideoThumbnailRenderer"]?
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.try &.["thumbnail"]["thumbnails"][0]["url"]?.try &.as_s
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views = anchor.try &.xpath_node(%q(.//li[3])).try &.content.gsub(/\D/, "").to_i64?
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views ||= 0_i64
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views = 0_i64
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updated = Time.utc
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video_count = 0
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playlist_info["stats"]?.try &.as_a.each do |stat|
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text = stat["runs"]?.try &.as_a.map(&.["text"].as_s).join("") || stat["simpleText"]?.try &.as_s
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next if !text
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updated = anchor.try &.xpath_node(%q(.//li[4])).try &.content.lchop("Last updated on ").lchop("Updated ").try { |date| decode_date(date) }
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updated ||= Time.utc
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if text.includes? "videos"
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video_count = text.gsub(/\D/, "").to_i? || 0
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elsif text.includes? "views"
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views = text.gsub(/\D/, "").to_i64? || 0_i64
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else
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updated = decode_date(text.lchop("Last updated on ").lchop("Updated "))
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end
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end
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playlist = Playlist.new(
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author_info = initial_data["sidebar"]?.try &.["playlistSidebarRenderer"]?.try &.["items"]?.try &.[1]["playlistSidebarSecondaryInfoRenderer"]?
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.try &.["videoOwner"]["videoOwnerRenderer"]?
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raise "Could not extract author info" if !author_info
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author_thumbnail = author_info["thumbnail"]["thumbnails"][0]["url"]?.try &.as_s || ""
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author = author_info["title"]["runs"][0]["text"]?.try &.as_s || ""
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ucid = author_info["title"]["runs"][0]["navigationEndpoint"]["browseEndpoint"]["browseId"]?.try &.as_s || ""
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return Playlist.new(
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title: title,
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id: plid,
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author: author,
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author_thumbnail: author_thumbnail,
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ucid: ucid,
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description_html: description_html,
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description: description,
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video_count: video_count,
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views: views,
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updated: updated,
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thumbnail: playlist_thumbnail,
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thumbnail: thumbnail
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)
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return playlist
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end
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def get_playlist_videos(db, playlist, offset, locale = nil, continuation = nil)
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@ -458,35 +422,26 @@ end
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def fetch_playlist_videos(plid, video_count, offset = 0, locale = nil, continuation = nil)
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if continuation
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html = YT_POOL.client &.get("/watch?v=#{continuation}&list=#{plid}&gl=US&hl=en&disable_polymer=1&has_verified=1&bpctr=9999999999")
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html = XML.parse_html(html.body)
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index = html.xpath_node(%q(//span[@id="playlist-current-index"])).try &.content.to_i?.try &.- 1
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offset = index || offset
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response = YT_POOL.client &.get("/watch?v=#{continuation}&list=#{plid}&gl=US&hl=en")
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initial_data = extract_initial_data(response.body)
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offset = initial_data["currentVideoEndpoint"]?.try &.["watchEndpoint"]?.try &.["index"]?.try &.as_i64 || offset
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end
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if video_count > 100
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url = produce_playlist_url(plid, offset)
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response = YT_POOL.client &.get(url)
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response = JSON.parse(response.body)
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if !response["content_html"]? || response["content_html"].as_s.empty?
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raise translate(locale, "Empty playlist")
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end
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document = XML.parse_html(response["content_html"].as_s)
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nodeset = document.xpath_nodes(%q(.//tr[contains(@class, "pl-video")]))
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videos = extract_playlist(plid, nodeset, offset)
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initial_data = JSON.parse(response.body).as_a.find(&.as_h.["response"]?).try &.as_h
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elsif offset > 100
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return [] of PlaylistVideo
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else # Extract first page of videos
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response = YT_POOL.client &.get("/playlist?list=#{plid}&gl=US&hl=en&disable_polymer=1")
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document = XML.parse_html(response.body)
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nodeset = document.xpath_nodes(%q(.//tr[contains(@class, "pl-video")]))
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videos = extract_playlist(plid, nodeset, 0)
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response = YT_POOL.client &.get("/playlist?list=#{plid}&gl=US&hl=en")
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initial_data = extract_initial_data(response.body)
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end
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return [] of PlaylistVideo if !initial_data
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videos = extract_playlist_videos(initial_data)
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until videos.empty? || videos[0].index == offset
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videos.shift
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end
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@ -494,6 +449,45 @@ def fetch_playlist_videos(plid, video_count, offset = 0, locale = nil, continuat
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return videos
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end
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def extract_playlist_videos(initial_data : Hash(String, JSON::Any))
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videos = [] of PlaylistVideo
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(initial_data["contents"]?.try &.["twoColumnBrowseResultsRenderer"]["tabs"].as_a.select(&.["tabRenderer"]["selected"]?.try &.as_bool)[0]["tabRenderer"]["content"]["sectionListRenderer"]["contents"][0]["itemSectionRenderer"]["contents"][0]["playlistVideoListRenderer"]["contents"].as_a ||
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initial_data["response"]?.try &.["continuationContents"]["playlistVideoListContinuation"]["contents"].as_a).try &.each do |item|
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if i = item["playlistVideoRenderer"]?
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video_id = i["navigationEndpoint"]["watchEndpoint"]["videoId"].as_s
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plid = i["navigationEndpoint"]["watchEndpoint"]["playlistId"].as_s
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index = i["navigationEndpoint"]["watchEndpoint"]["index"].as_i64
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thumbnail = i["thumbnail"]["thumbnails"][0]["url"].as_s
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title = i["title"].try { |t| t["simpleText"]? || t["runs"]?.try &.[0]["text"]? }.try &.as_s || ""
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author = i["shortBylineText"]?.try &.["runs"][0]["text"].as_s || ""
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ucid = i["shortBylineText"]?.try &.["runs"][0]["navigationEndpoint"]["browseEndpoint"]["browseId"].as_s || ""
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length_seconds = i["lengthSeconds"]?.try &.as_s.to_i
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live = false
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if !length_seconds
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live = true
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length_seconds = 0
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end
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videos << PlaylistVideo.new(
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title: title,
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id: video_id,
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author: author,
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ucid: ucid,
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length_seconds: length_seconds,
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published: Time.utc,
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plid: plid,
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live_now: live,
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index: index - 1
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)
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end
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end
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return videos
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end
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def template_playlist(playlist)
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html = <<-END_HTML
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<h3>
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