Support HTTPS in Downloads::File#http_get_streaming

app/logical/downloads/file.rb

@@ -41,8 +41,8 @@ module Downloads
       limit = 4
 
       while true
-        unless url.is_a?(URI::HTTP)
-          raise Error.new("URL must be HTTP")
+        unless url.is_a?(URI::HTTP) || url.is_a?(URI::HTTPS)
+          raise Error.new("URL must be HTTP or HTTPS")
         end
 
         headers = {
@@ -50,7 +50,7 @@ module Downloads
         }
         @source, headers = before_download(source, headers)
         
-        Net::HTTP.start(url.host, url.port) do |http|
+        Net::HTTP.start(url.host, url.port, :use_ssl => url.is_a?(URI::HTTPS)) do |http|
           http.read_timeout = 10
           http.request_get(url.request_uri, headers) do |res|
             case res

test/unit/downloads/file_test.rb

@@ -39,5 +39,24 @@ module Downloads
         assert_match(/image\/gif/, @download.content_type)
       end
     end
+
+    context "A post download with an HTTPS source" do
+      setup do
+        @source = "https://www.google.com/intl/en_ALL/images/logo.gif"
+        @tempfile = Tempfile.new("danbooru-test")
+        @download = Downloads::File.new(@source, @tempfile.path)
+      end
+
+      teardown do
+        @tempfile.close
+      end
+
+      should "stream a file from an HTTPS source" do
+        @download.http_get_streaming do |resp|
+          assert_equal("200", resp.code)
+          assert(resp["Content-Length"].to_i > 0, "File should be larger than 0 bytes")
+        end
+      end
+    end
   end
 end