basic oembed provider set up... too tried to finish this now

app/helpers/posts_helper.rb

@@ -20,6 +20,6 @@ module PostsHelper
   def post_iframe_url(post_id, opts={})
     opts[:width] ||= 516
     opts[:height] ||= 315 
-   "<iframe src='#{post_url(post_id)}' width='#{opts[:width]}px' height='#{opts[:height]}px' frameBorder='0'></iframe>".html_safe
+   "<iframe src='#{Rails.application.routes.url_helpers.post_url(post_id)}' width='#{opts[:width]}px' height='#{opts[:height]}px' frameBorder='0'></iframe>".html_safe
   end
 end

app/presenters/o_embed_presenter.rb

@@ -0,0 +1,44 @@
+class OEmbedPresenter
+  include PostsHelper
+
+  def initialize(post, opts = {})
+    @post = post
+    @opts = opts
+  end
+
+  def to_json(opts={})
+    as_json(opts).to_json
+  end
+
+  def as_json(opts)
+    {
+      :provider_name => "Diaspora", 
+      :provider_url => AppConfig[:pod_url],
+      :version => '1.0',
+      :title => post_title,
+      :author_name => post_author,
+      :author_url => post_author_url,
+      :width => @opts.fetch(:height, 516), 
+      :height => @opts.fetch(:width, 320),
+      :html => iframe_html
+    }
+  end
+
+  private
+
+  def post_title
+    @post.text
+  end
+
+  def post_author
+    @post.author.name
+  end
+
+  def post_author_url
+   Rails.application.routes.url_helpers.person_url(@post.author)
+  end
+
+  def iframe_html
+    post_iframe_url(@post.id)
+  end
+end

spec/presenters/o_embed_presenter_spec.rb

@@ -0,0 +1,6 @@
+require 'spec_helper'
+describe OEmbedPresenter do
+  it 'works' do
+    OEmbedPresenter.new(Factory(:status_message)).to_json.should_not be_nil
+  end
+end