danbooru::http: parse html responses.

app/logical/danbooru/http.rb

@@ -1,3 +1,6 @@
+require "danbooru/http/html_adapter"
+require "danbooru/http/xml_adapter"
+
 module Danbooru
   class Http
     class DownloadError < StandardError; end

app/logical/danbooru/http/html_adapter.rb

@@ -0,0 +1,12 @@
+module Danbooru
+  class Http
+    class HtmlAdapter < HTTP::MimeType::Adapter
+      HTTP::MimeType.register_adapter "text/html", self
+      HTTP::MimeType.register_alias "text/html", :html
+
+      def decode(str)
+        Nokogiri::HTML5(str)
+      end
+    end
+  end
+end

app/logical/danbooru/http/xml_adapter.rb

@@ -0,0 +1,12 @@
+module Danbooru
+  class Http
+    class XmlAdapter < HTTP::MimeType::Adapter
+      HTTP::MimeType.register_adapter "application/xml", self
+      HTTP::MimeType.register_alias "application/xml", :xml
+
+      def decode(str)
+        Hash.from_xml(str).with_indifferent_access
+      end
+    end
+  end
+end

test/unit/danbooru_http_test.rb

@@ -38,6 +38,19 @@ class DanbooruHttpTest < ActiveSupport::TestCase
         assert_equal(true, response.parse["gzipped"])
       end
 
+      should "automatically parse html responses" do
+        response = Danbooru::Http.get("https://httpbin.org/html")
+        assert_equal(200, response.status)
+        assert_instance_of(Nokogiri::HTML5::Document, response.parse)
+        assert_equal("Herman Melville - Moby-Dick", response.parse.css("h1").text)
+      end
+
+      should "automatically parse xml responses" do
+        response = Danbooru::Http.get("https://httpbin.org/xml")
+        assert_equal(200, response.status)
+        assert_equal(true, response.parse[:slideshow].present?)
+      end
+
       should "cache requests" do
         response1 = Danbooru::Http.cache(1.minute).get("https://httpbin.org/uuid")
         assert_equal(200, response1.status)