From 1b5fbfc13efa9eace904d24dc89b7fdf72c1ce52 Mon Sep 17 00:00:00 2001
From: techmetx11 <techmetx11@disroot.org>
Date: Sat, 14 Jan 2023 09:38:55 +0100
Subject: [PATCH] Video: Add support for the music section

---
 locales/en-US.json             |  3 +++
 src/invidious/videos.cr        |  3 +++
 src/invidious/videos/parser.cr | 22 ++++++++++++++++++++++
 src/invidious/views/watch.ecr  |  9 +++++++++
 4 files changed, 37 insertions(+)

diff --git a/locales/en-US.json b/locales/en-US.json
index 129556654..bc6a32759 100644
--- a/locales/en-US.json
+++ b/locales/en-US.json
@@ -188,6 +188,9 @@
     "Engagement: ": "Engagement: ",
     "Whitelisted regions: ": "Whitelisted regions: ",
     "Blacklisted regions: ": "Blacklisted regions: ",
+    "Music artist: ": "Music artist: ",
+    "Music album: ": "Music album: ",
+    "Music licenses: ": "Music licenses: ",
     "Shared `x`": "Shared `x`",
     "Premieres in `x`": "Premieres in `x`",
     "Premieres `x`": "Premieres `x`",
diff --git a/src/invidious/videos.cr b/src/invidious/videos.cr
index d626c7d18..be4854fe1 100644
--- a/src/invidious/videos.cr
+++ b/src/invidious/videos.cr
@@ -314,6 +314,9 @@ struct Video
   getset_string genre
   getset_string genreUcid
   getset_string license
+  getset_string music_artist
+  getset_string music_album
+  getset_string music_licenses
   getset_string shortDescription
   getset_string subCountText
   getset_string title
diff --git a/src/invidious/videos/parser.cr b/src/invidious/videos/parser.cr
index 5df492868..4540dd13c 100644
--- a/src/invidious/videos/parser.cr
+++ b/src/invidious/videos/parser.cr
@@ -309,6 +309,24 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
     end
   end
 
+  # Music section
+
+  music_desc = player_response.dig?("engagementPanels", 1, "engagementPanelSectionListRenderer", "content", "structuredDescriptionContentRenderer", "items", 2, "videoDescriptionMusicSectionRenderer", "carouselLockups", 0, "carouselLockupRenderer", "infoRows").try &.as_a
+  artist = nil
+  album = nil
+  music_licenses = nil
+
+  music_desc.try &.each do |desc|
+    desc_title = extract_text(desc.dig?("infoRowRenderer", "title"))
+    if desc_title == "ARTIST"
+      artist = extract_text(desc.dig?("infoRowRenderer", "defaultMetadata"))
+    elsif desc_title == "ALBUM"
+      album = extract_text(desc.dig?("infoRowRenderer", "defaultMetadata"))
+    elsif desc_title == "LICENSES"
+      music_licenses = extract_text(desc.dig?("infoRowRenderer", "expandedMetadata"))
+    end
+  end
+
   # Author infos
 
   author = video_details["author"]?.try &.as_s
@@ -359,6 +377,10 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
     "genre"     => JSON::Any.new(genre.try &.as_s || ""),
     "genreUcid" => JSON::Any.new(genre_ucid.try &.as_s || ""),
     "license"   => JSON::Any.new(license.try &.as_s || ""),
+    # Music section
+    "music_artist"   => JSON::Any.new(artist || ""),
+    "music_album"    => JSON::Any.new(album || ""),
+    "music_licenses" => JSON::Any.new(music_licenses || ""),
     # Author infos
     "author"          => JSON::Any.new(author || ""),
     "ucid"            => JSON::Any.new(ucid || ""),
diff --git a/src/invidious/views/watch.ecr b/src/invidious/views/watch.ecr
index a6f2e5242..beab1bb2c 100644
--- a/src/invidious/views/watch.ecr
+++ b/src/invidious/views/watch.ecr
@@ -196,6 +196,15 @@ we're going to need to do it here in order to allow for translations.
                     <% end %>
                 </p>
             <% end %>
+            <% if !video.music_artist.empty? %>
+                <p id="music_artist"><%= translate(locale, "Music artist: ") %><%= video.music_artist %></p>
+            <% end %>
+            <% if !video.music_album.empty? %>
+                <p id="music_album"><%= translate(locale, "Music album: ") %><%= video.music_album %></p>
+            <% end %>
+            <% if !video.music_licenses.empty? %>
+                <p id="music_licenses"><%= translate(locale, "Music licenses: ") %><%= video.music_licenses %></p>
+            <% end %>
         </div>
     </div>