Add '/image'

lib/httparrot.ex

@@ -27,6 +27,7 @@ defmodule HTTParrot do
              {'/deny', HTTParrot.DenyHandler, []},
              {'/robots.txt', HTTParrot.RobotsHandler, []},
              {'/base64/:value', HTTParrot.Base64Handler, []},
+             {'/image', HTTParrot.ImageHandler, []},
              {'/websocket', HTTParrot.WebsocketHandler, []} ] }
     ])
     {:ok, http_port} = :application.get_env(:httparrot, :http_port)

lib/httparrot/image_handler.ex

@@ -0,0 +1,26 @@
+defmodule HTTParrot.ImageHandler do
+  @moduledoc """
+  Returns an image.
+  """
+
+  def init(_transport, _req, _opts) do
+    {:upgrade, :protocol, :cowboy_rest}
+  end
+
+  def allowed_methods(req, state) do
+    {["GET"], req, state}
+  end
+
+  def content_types_provided(req, state) do
+    {[{{"image", "png", []}, :get_png},
+      {{"image", "jpeg", []}, :get_jpeg}], req, state}
+  end
+
+  @png :base64.decode("iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==")
+  @jpeg :base64.decode("/9j/4AAQSkZJRgABAQEASABIAAD/2wBDAAMCAgICAgMCAgIDAwMDBAYEBAQEBAgGBgUGCQgKCgkICQkKDA8MCgsOCwkJDRENDg8QEBEQCgwSExIQEw8QEBD/yQALCAABAAEBAREA/8wABgAQEAX/2gAIAQEAAD8A0s8g/9k=")
+
+  def get_png(req, state), do: {@png, req, state}
+  def get_jpeg(req, state), do: {@jpeg, req, state}
+
+  def terminate(_, _, _), do: :ok
+end