Proxy video thumbnails through selected instance

pug/channel.pug

@@ -29,4 +29,4 @@ block content
     .videos
       each video in data.latestVideos
         .channel-video
-          +video_list_item(video)
+          +video_list_item(video, instanceOrigin)

pug/includes/video-list-item.pug

@@ -1,7 +1,8 @@
-mixin video_list_item(video)
+mixin video_list_item(video, instanceOrigin)
+  - if (!instanceOrigin) instanceOrigin = "https://i.ytimg.com"
   - let link = `/watch?v=${video.videoId}`
   a(href=link tabindex="-1").thumbnail
-    img(src=`https://i.ytimg.com/vi/${video.videoId}/mqdefault.jpg` width=320 height=180 alt="").image
+    img(src=`${instanceOrigin}/vi/${video.videoId}/mqdefault.jpg` width=320 height=180 alt="").image
     if video.second__lengthText != undefined
       span.duration= video.second__lengthText
   .info

pug/search.pug

@@ -9,4 +9,4 @@ block content
   main.search-page
     each result in results
       .search-result
-        +video_list_item(result)
+        +video_list_item(result, instanceOrigin)

pug/subscriptions.pug

@@ -29,7 +29,7 @@ block content
 
       each video in videos
         .subscriptions-video
-          +video_list_item(video)
+          +video_list_item(video, instanceOrigin)
     else
       .no-subscriptions
         h2 You have no subscriptions.

pug/video.pug

@@ -67,7 +67,7 @@ block content
         h2.related-header Related videos
         each r in video.recommendedVideos
           .related-video
-            +video_list_item(r)
+            +video_list_item(r, instanceOrigin)
 
   else
     //- error