Add JSON mapping for captions

src/invidious.cr

@@ -216,12 +216,12 @@ get "/watch" do |env|
 
   captions = video.captions
   if preferences
-    preferred_captions = captions.select { |caption| preferences.captions.includes? caption["name"]["simpleText"] }
-    preferred_captions.sort_by! { |caption| preferences.captions.index(caption["name"]["simpleText"]).not_nil! }
+    preferred_captions = captions.select { |caption| preferences.captions.includes? caption.name.simpleText }
+    preferred_captions.sort_by! { |caption| preferences.captions.index(caption.name.simpleText).not_nil! }
 
     captions = captions - preferred_captions
   end
-  preferred_captions ||= [] of JSON::Any
+  preferred_captions ||= [] of Caption
 
   video.description = fill_links(video.description, "https", "www.youtube.com")
   video.description = add_alt_links(video.description)
@@ -1586,8 +1586,8 @@ get "/api/v1/captions/:id" do |env|
           json.array do
             captions.each do |caption|
               json.object do
-                json.field "label", caption["name"]["simpleText"]
-                json.field "languageCode", caption["languageCode"]
+                json.field "label", caption.name.simpleText
+                json.field "languageCode", caption.languageCode
               end
             end
           end
@@ -1598,7 +1598,7 @@ get "/api/v1/captions/:id" do |env|
     next response
   end
 
-  caption = captions.select { |caption| caption["name"]["simpleText"] == label }
+  caption = captions.select { |caption| caption.name.simpleText == label }
 
   env.response.content_type = "text/vtt"
   if caption.empty?
@@ -1607,13 +1607,13 @@ get "/api/v1/captions/:id" do |env|
     caption = caption[0]
   end
 
-  caption_xml = client.get(caption["baseUrl"].as_s).body
+  caption_xml = client.get(caption.baseUrl).body
   caption_xml = XML.parse(caption_xml)
 
   webvtt = <<-END_VTT
   WEBVTT
   Kind: captions
-  Language: #{caption["languageCode"]}
+  Language: #{caption.languageCode}
 
 
   END_VTT
@@ -1965,8 +1965,8 @@ get "/api/v1/videos/:id" do |env|
         json.array do
           captions.each do |caption|
             json.object do
-              json.field "label", caption["name"]["simpleText"]
-              json.field "languageCode", caption["languageCode"]
+              json.field "label", caption.name.simpleText
+              json.field "languageCode", caption.languageCode
             end
           end
         end

src/invidious/videos.cr

@@ -87,6 +87,7 @@ CAPTION_LANGUAGES = [
   "Somali",
   "Southern Sotho",
   "Spanish",
+  "Spanish (Latin America)",
   "Sundanese",
   "Swahili",
   "Swedish",
@@ -164,10 +165,16 @@ class Video
   def captions
     player_response = JSON.parse(self.info["player_response"])
 
+    captions = [] of Caption
     if player_response["captions"]?
-      captions = player_response["captions"]["playerCaptionsTracklistRenderer"]["captionTracks"]?.try &.as_a
+      caption_list = player_response["captions"]["playerCaptionsTracklistRenderer"]["captionTracks"].as_a
+
+      caption_list.each do |caption|
+        caption = Caption.from_json(caption.to_json)
+        caption.name.simpleText = caption.name.simpleText.split(" - ")[0]
+        captions << caption
+      end
     end
-    captions ||= [] of JSON::Any
 
     return captions
   end
@@ -207,6 +214,20 @@ class Video
   })
 end
 
+class Caption
+  JSON.mapping(
+    name: CaptionName,
+    baseUrl: String,
+    languageCode: String
+  )
+end
+
+class CaptionName
+  JSON.mapping(
+    simpleText: String,
+  )
+end
+
 def get_video(id, db, refresh = true)
   if db.query_one?("SELECT EXISTS (SELECT true FROM videos WHERE id = $1)", id, as: Bool)
     video = db.query_one("SELECT * FROM videos WHERE id = $1", id, as: Video)

src/invidious/views/embed.ecr

@@ -56,8 +56,8 @@ video, #my_video, .video-js, .vjs-default-skin
         <% end %>
 
         <% captions.each do |caption| %>
-            <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption["name"]["simpleText"] %>"
-                label="<%= caption["name"]["simpleText"]%> ">
+            <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption.name.simpleText %>"
+                label="<%= caption.name.simpleText %> ">
         <% end %>
     <% end %>
 </video>

src/invidious/views/watch.ecr

@@ -61,14 +61,14 @@
                 <% end %>
                 
                 <% preferred_captions.each_with_index do |caption, i| %>
-                <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption["name"]["simpleText"] %>"
-                    label="<%= caption["name"]["simpleText"]%>" <% if i == 0 %>default<% end %>>
+                <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption.name.simpleText %>"
+                    label="<%= caption.name.simpleText %>" <% if i == 0 %>default<% end %>>
                 <% end %>
             <% end %>
 
             <% captions.each do |caption| %>
-            <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption["name"]["simpleText"] %>"
-                label="<%= caption["name"]["simpleText"]%>">
+            <track kind="captions" src="/api/v1/captions/<%= video.id %>?label=<%= caption.name.simpleText %>"
+                label="<%= caption.name.simpleText %>">
             <% end %>
         <% end %>
     </video>