Pull dash URL from player response

src/invidious.cr

@@ -3735,8 +3735,8 @@ get "/api/manifest/dash/id/:id" do |env|
     halt env, status_code: 403
   end
 
-  if video.info["dashmpd"]?
-    manifest = client.get(video.info["dashmpd"]).body
+  if dashmpd = video.player_response["streamingData"]["dashManifestUrl"]?.try &.as_s
+    manifest = client.get(dashmpd).body
 
     manifest = manifest.gsub(/<BaseURL>[^<]+<\/BaseURL>/) do |baseurl|
       url = baseurl.lchop("<BaseURL>")
@@ -3993,7 +3993,7 @@ get "/videoplayback" do |env|
   end
 
   if response.status_code >= 400
-    halt env, status_code: 403
+    halt env, status_code: response.status_code
   end
 
   client = make_client(URI.parse(host), proxies, region)

src/invidious/videos.cr

@@ -300,9 +300,9 @@ class Video
       self.info["adaptive_fmts"].split(",") do |string|
         adaptive_fmts << HTTP::Params.parse(string)
       end
-    elsif self.info.has_key?("dashmpd")
+    elsif dashmpd = self.player_response["streamingData"]["dashManifestUrl"]?.try &.as_s
       client = make_client(YT_URL)
-      response = client.get(self.info["dashmpd"])
+      response = client.get(dashmpd)
       document = XML.parse_html(response.body)
 
       document.xpath_nodes(%q(//adaptationset)).each do |adaptation_set|