Merge pull request #1974 from syeopite/fix1562

Fix channel info extract for video game channels

src/invidious/channels.cr

@@ -821,6 +821,30 @@ def get_about_info(ucid, locale)
     raise ChannelRedirect.new(channel_id: browse_endpoint["browseId"].to_s)
   end
 
+  auto_generated = false
+  # Check for special auto generated gaming channels
+  if !initdata.has_key?("metadata")
+    auto_generated = true
+  end
+
+  if auto_generated
+    author = initdata["header"]["interactiveTabbedHeaderRenderer"]["title"]["simpleText"].as_s
+    author_url = initdata["microformat"]["microformatDataRenderer"]["urlCanonical"].as_s
+    author_thumbnail = initdata["header"]["interactiveTabbedHeaderRenderer"]["boxArt"]["thumbnails"][0]["url"].as_s
+
+    # Raises a KeyError on failure.
+    banners = initdata["header"]["interactiveTabbedHeaderRenderer"]?.try &.["banner"]?.try &.["thumbnails"]?
+    banner = banners.try &.[-1]?.try &.["url"].as_s?
+
+    description = initdata["header"]["interactiveTabbedHeaderRenderer"]["description"]["simpleText"].as_s
+    description_html = HTML.escape(description).gsub("\n", "<br>")
+
+    paid = false
+    is_family_friendly = initdata["microformat"]["microformatDataRenderer"]["familySafe"].as_bool
+    allowed_regions = initdata["microformat"]["microformatDataRenderer"]["availableCountries"].as_a.map { |a| a.as_s }
+
+    related_channels = [] of AboutRelatedChannel
+  else
     author = initdata["metadata"]["channelMetadataRenderer"]["title"].as_s
     author_url = initdata["metadata"]["channelMetadataRenderer"]["channelUrl"].as_s
     author_thumbnail = initdata["metadata"]["channelMetadataRenderer"]["avatar"]["thumbnails"][0]["url"].as_s
@@ -873,11 +897,11 @@ def get_about_info(ucid, locale)
         })
       end
     related_channels ||= [] of AboutRelatedChannel
+  end
 
   total_views = 0_i64
   joined = Time.unix(0)
   tabs = [] of String
-  auto_generated = false
 
   tabs_json = initdata["contents"]["twoColumnBrowseResultsRenderer"]["tabs"]?.try &.as_a?
   if !tabs_json.nil?
@@ -895,7 +919,7 @@ def get_about_info(ucid, locale)
         joined = channel_about_meta["joinedDateText"]?.try &.["runs"]?.try &.as_a.reduce("") { |acc, node| acc + node["text"].as_s }
           .try { |text| Time.parse(text, "Joined %b %-d, %Y", Time::Location.local) } || Time.unix(0)
 
-        # Auto-generated channels
+        # Normal Auto-generated channels
         # https://support.google.com/youtube/answer/2579942
         # For auto-generated channels, channel_about_meta only has ["description"]["simpleText"] and ["primaryLinks"][0]["title"]["simpleText"]
         if (channel_about_meta["primaryLinks"]?.try &.size || 0) == 1 && (channel_about_meta["primaryLinks"][0]?) &&