redirect latest_version and dash manifest to invidious companion

config/config.example.yml

@@ -68,7 +68,8 @@ db:
 ## Accepted values: "http(s)://<IP-HOSTNAME>:<Port>"
 ## Default: <none>
 ##
-#invidious_companion:
+# invidious_companion:
+# - http://127.0.0.1:8282
 
 
 #########################################

src/invidious/config.cr

@@ -152,7 +152,7 @@ class Config
   property po_token : String? = nil
 
   # Invidious companion
-  property invidious_companion : String? = nil
+  property invidious_companion : Array(String)? = nil
 
   # Saved cookies in "name1=value1; name2=value2..." format
   @[YAML::Field(converter: Preferences::StringToCookies)]

src/invidious/routes/api/manifest.cr

@@ -20,6 +20,10 @@ module Invidious::Routes::API::Manifest
       haltf env, status_code: 403
     end
 
+    if local && CONFIG.invidious_companion
+      return env.redirect "#{video.invidious_companion["baseUrl"].as_s}#{env.request.path}?#{env.request.query}"
+    end
+
     if dashmpd = video.dash_manifest_url
       response = YT_POOL.client &.get(URI.parse(dashmpd).request_target)
 

src/invidious/routes/video_playback.cr

@@ -294,6 +294,9 @@ module Invidious::Routes::VideoPlayback
     end
 
     if local
+      if (CONFIG.invidious_companion)
+        return env.redirect "#{video.invidious_companion["baseUrl"].as_s}#{env.request.path}?#{env.request.query}"
+      end
       url = URI.parse(url).request_target.not_nil!
       url += "&title=#{URI.encode_www_form(title, space_to_plus: false)}" if title
     end

src/invidious/routes/watch.cr

@@ -190,6 +190,13 @@ module Invidious::Routes::Watch
       captions: video.captions
     )
 
+    if (CONFIG.invidious_companion && env.params.query["local"] == true)
+      env.response.headers["Content-Security-Policy"] =
+        env.response.headers["Content-Security-Policy"]
+          .gsub("media-src", "media-src " + video.invidious_companion["baseUrl"].as_s)
+          .gsub("connect-src", "connect-src " + video.invidious_companion["baseUrl"].as_s)
+    end
+
     templated "watch"
   end
 

src/invidious/videos.cr

@@ -192,6 +192,10 @@ struct Video
     }
   end
 
+  def invidious_companion : Hash(String, JSON::Any)
+    info["invidiousCompanion"].try &.as_h
+  end
+
   # Macros defining getters/setters for various types of data
 
   private macro getset_string(name)

src/invidious/videos/parser.cr

@@ -141,6 +141,10 @@ def extract_video_info(video_id : String)
     params["streamingData"] = streaming_data
   end
 
+  if CONFIG.invidious_companion
+    params["invidiousCompanion"] = player_response["invidiousCompanion"]
+  end
+
   # Data structure version, for cache control
   params["version"] = JSON::Any.new(Video::SCHEMA_VERSION.to_i64)
 
@@ -454,6 +458,7 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
     "authorThumbnail"    => JSON::Any.new(author_thumbnail.try &.as_s || ""),
     "authorVerified"     => JSON::Any.new(author_verified || false),
     "subCountText"       => JSON::Any.new(subs_text || "-"),
+    "invidiousCompanion" => JSON::Any.new(subs_text),
   }
 
   return params

src/invidious/views/components/player.ecr

@@ -22,6 +22,7 @@
                audio_streams.each_with_index do |fmt, i|
                 src_url  = "/latest_version?id=#{video.id}&itag=#{fmt["itag"]}"
                 src_url += "&local=true" if params.local
+                src_url = video.invidious_companion["baseUrl"].as_s + src_url if (CONFIG.invidious_companion && params.local)
 
                 bitrate = fmt["bitrate"]
                 mimetype = HTML.escape(fmt["mimeType"].as_s)
@@ -34,8 +35,11 @@
                 <% end %>
             <% end %>
         <% else %>
-            <% if params.quality == "dash" %>
-                <source src="/api/manifest/dash/id/<%= video.id %>?local=true&unique_res=1" type='application/dash+xml' label="dash">
+            <% if params.quality == "dash"
+               src_url = "/api/manifest/dash/id/" + video.id + "?local=true&unique_res=1"
+               src_url = video.invidious_companion["baseUrl"].as_s + src_url if (CONFIG.invidious_companion)
+            %>
+                <source src="<%= src_url %>" type='application/dash+xml' label="dash">
             <% end %>
 
             <%
@@ -44,6 +48,7 @@
             fmt_stream.each_with_index do |fmt, i|
                 src_url  = "/latest_version?id=#{video.id}&itag=#{fmt["itag"]}"
                 src_url += "&local=true" if params.local
+                src_url = video.invidious_companion["baseUrl"].as_s + src_url if (CONFIG.invidious_companion && params.local)
 
                 quality = fmt["quality"]
                 mimetype = HTML.escape(fmt["mimeType"].as_s)

src/invidious/yt_backend/youtube_api.cr

@@ -641,15 +641,21 @@ module YoutubeAPI
     LOGGER.trace("YoutubeAPI: ClientConfig: #{client_config}")
     LOGGER.trace("YoutubeAPI: POST data: #{data}")
 
-    invidious_companion_url = CONFIG.invidious_companion
+    invidious_companion_urls = CONFIG.invidious_companion
 
     # Send the POST request
-    if invidious_companion_url && endpoint == "/youtubei/v1/player"
+    if invidious_companion_urls && endpoint == "/youtubei/v1/player"
+      puts "invidious companion section"
+      puts invidious_companion_urls[Random.rand(invidious_companion_urls.size)]
       begin
-        body = make_client(URI.parse(invidious_companion_url),
-          &.post(endpoint, headers: headers, body: data.to_json).body)
-      rescue
-        raise InfoException.new("Unable to communicate with Invidious companion.")
+        response = make_client(URI.parse(invidious_companion_urls[Random.rand(invidious_companion_urls.size)]),
+          &.post(endpoint, headers: headers, body: data.to_json))
+        body = response.body
+        if (response.status_code != 200)
+          raise Exception.new("status code: " + response.status_code.to_s + " and body: " + body)
+        end
+      rescue ex
+        raise InfoException.new("Error while communicating with Invidious companion: " + (ex.message || "no extra info found"))
       end
     else
       body = YT_POOL.client() do |client|
@@ -664,8 +670,8 @@ module YoutubeAPI
       end
     end
 
-    if body.nil? && invidious_companion_url
-      raise InfoException.new("Unable to communicate with Invidious companion.")
+    if body.nil? && CONFIG.invidious_companion
+      raise InfoException.new("Error while communicating with Invidious companion: no response data.")
     end
 
     # Convert result to Hash