feat; added image for single episore

lib/podcast_feed/provider/archive/parser.ex

@@ -82,14 +82,14 @@ defmodule PodcastFeed.Provider.Archive.Parser do
   defp items_data(files, identifier) do
     files
     |> filter_audio_files()
-    |> Enum.map(fn f -> to_feed_item(f, identifier) end)
+    |> Enum.map(fn f -> to_feed_item(f, identifier, files) end)
   end
 
   defp filter_audio_files(files) do
     files |> Enum.filter(fn f -> Map.get(f, "format") =~ ~r/MP3|OGG/i end) #FIXME:! mp3, ogg, boh
   end
 
-  defp to_feed_item(file, identifier) do
+  defp to_feed_item(file, identifier, files) do
     filename = Map.get(file, "name")
     %{
       title: file["title"],
@@ -99,9 +99,20 @@ defmodule PodcastFeed.Provider.Archive.Parser do
       length: (file |> Map.get("length") |> Float.parse() |> elem(0)) |> trunc(),
       size: file |> Map.get("size"),
       summary: "",
-      # image: "", #FIXME:! take the image from other files
+      image: Format.compile(@download_url, identifier: identifier, filename: fetch_image_of_audio(Map.get(file, "name"), files)),
       keywords: file |> Map.take(["album", "artist", "genre"]) |> Map.values(),
       explicit: "no",
     }
   end
+
+  defp fetch_image_of_audio(audio_file, files) do
+    files
+    |> Enum.filter(fn
+      %{"format" => format, "source" => "derivative", "original" => ^audio_file} ->
+        format =~ ~r/JPG|JPEG|PNG|GIF/i
+      _ -> nil
+    end)
+    |> List.first()
+    |> Map.get("name", nil)
+  end
 end

lib/podcast_feed_web/templates/feed/feed.xml.eex

@@ -41,6 +41,9 @@
       <itunes:summary><%= item.summary %></itunes:summary>
       <itunes:keywords><![CDATA[<%= item.keywords |> Enum.join(", ") %>]]></itunes:keywords>
       <itunes:explicit><%= item.explicit %></itunes:explicit>
+      <%= if item.image != nil do %>
+        <itunes:image href="<%= item.image %>" />
+      <% end %>
     </item>
     <% end %>
   </channel>