diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/invidious/yt_backend/extractors.cr | 76 |
1 files changed, 73 insertions, 3 deletions
diff --git a/src/invidious/yt_backend/extractors.cr b/src/invidious/yt_backend/extractors.cr index 4074de86..cb8331a5 100644 --- a/src/invidious/yt_backend/extractors.cr +++ b/src/invidious/yt_backend/extractors.cr @@ -467,9 +467,9 @@ private module Parsers # Parses an InnerTube richItemRenderer into a SearchVideo. # Returns nil when the given object isn't a RichItemRenderer # - # A richItemRenderer seems to be a simple wrapper for a videoRenderer, used - # by the result page for hashtags and for the podcast tab on channels. - # It is located inside a continuationItems container for hashtags. + # A richItemRenderer seems to be a simple wrapper for a various other types, + # used on the hashtags result page and the channel podcast tab. It is located + # itself inside a richGridRenderer container. # module RichItemRendererParser def self.process(item : JSON::Any, author_fallback : AuthorFallback) @@ -482,6 +482,7 @@ private module Parsers child = VideoRendererParser.process(item_contents, author_fallback) child ||= ReelItemRendererParser.process(item_contents, author_fallback) child ||= PlaylistRendererParser.process(item_contents, author_fallback) + child ||= LockupViewModelParser.process(item_contents, author_fallback) return child end @@ -582,6 +583,75 @@ private module Parsers end end + # Parses an InnerTube lockupViewModel into a SearchPlaylist. + # Returns nil when the given object is not a lockupViewModel. + # + # This structure is present since November 2024 on the "podcasts" tab of the + # channel page. It is usually (always?) encapsulated in a richItemRenderer. + # + module LockupViewModelParser + def self.process(item : JSON::Any, author_fallback : AuthorFallback) + if item_contents = item["lockupViewModel"]? + return self.parse(item_contents, author_fallback) + end + end + + private def self.parse(item_contents, author_fallback) + playlist_id = item_contents["contentId"].as_s + + thumbnail_view_model = item_contents.dig( + "contentImage", "collectionThumbnailViewModel", + "primaryThumbnail", "thumbnailViewModel" + ) + + thumbnail = thumbnail_view_model.dig("image", "sources", 1, "url").as_s + + # This complicated sequences tries to extract the following data structure: + # "overlays": [{ + # "thumbnailOverlayBadgeViewModel": { + # "thumbnailBadges": [{ + # "thumbnailBadgeViewModel": { + # "text": "430 episodes", + # "badgeStyle": "THUMBNAIL_OVERLAY_BADGE_STYLE_DEFAULT" + # } + # }] + # } + # }] + video_count = thumbnail_view_model.dig("overlays").as_a + .compact_map(&.dig?("thumbnailOverlayBadgeViewModel", "thumbnailBadges").try &.as_a) + .flatten + .find(nil, &.dig?("thumbnailBadgeViewModel", "text").try &.as_s.ends_with?("episodes")) + .try &.dig("thumbnailBadgeViewModel", "text").as_s.to_i(strict: false) + + metadata = item_contents.dig("metadata", "lockupMetadataViewModel") + title = metadata.dig("title", "content").as_s + + # TODO: Retrieve "updated" info from metadata parts + # rows = metadata.dig("metadata", "contentMetadataViewModel", "metadataRows").as_a + # parts_text = rows.map(&.dig?("metadataParts", "text", "content").try &.as_s) + # One of these parts should contain a string like: "Updated 2 days ago" + + # TODO: Maybe add a button to access the first video of the playlist? + # item_contents.dig("rendererContext", "commandContext", "onTap", "innertubeCommand", "watchEndpoint") + # Available fields: "videoId", "playlistId", "params" + + return SearchPlaylist.new({ + title: title, + id: playlist_id, + author: author_fallback.name, + ucid: author_fallback.id, + video_count: video_count || -1, + videos: [] of SearchPlaylistVideo, + thumbnail: thumbnail, + author_verified: false, + }) + end + + def self.parser_name + return {{@type.name}} + end + end + # Parses an InnerTube continuationItemRenderer into a Continuation. # Returns nil when the given object isn't a continuationItemRenderer. # |