added twitter/twicture.es provider

lib/embedit/providers/twitter.rb

@@ -0,0 +1,36 @@
+module Embedit
+
+  class Twitter
+
+    attr_reader :title, :url, :format
+
+    def initialize(url)
+      @format = 'photo'
+      @url = url
+    end
+
+    def html(options = {})
+      attributes = options.collect {|k,v| "#{k}=\"#{v}\" "}.join(" ")
+      %{<img src="http://twictur.es/i/#{status_id}.gif" #{attributes} />}
+    end
+
+    def status_id
+      @status_id ||= url[/twitter\.com\/(\S+)\/statuses\/(\d+)/,2]
+    end
+
+    def title
+      @title ||= page.at("title").inner_html
+    end
+
+    def self.match(url)
+      url.match(/twitter\.com\/(\S+)\/statuses\/(\d+)/)
+    end
+
+    private
+
+      def page
+        @page ||= Hpricot(open(@url))
+      end
+  end
+
+end

spec/twitter_spec.rb

@@ -0,0 +1,27 @@
+require File.dirname(__FILE__) + '/spec_helper.rb'
+
+describe "Twitter" do
+
+  it "should show true on valid url" do
+    Embedit::Media.new("http://twitter.com/Bumi/statuses/937196371").should be_valid
+  end
+
+  it "should return the correct title" do
+    Embedit::Media.new("http://twitter.com/Bumi/statuses/937196371").title.should eql("Twitter / Michael Bumann: I love github!")
+  end
+
+  it "should show format as photo" do
+    Embedit::Media.new("http://twitter.com/Bumi/statuses/937196371").format.should eql("photo")
+  end
+
+  it "should accept width and height options for embeded code" do
+    embed = Embedit::Media.new("http://twitter.com/Bumi/statuses/937196371").html(:width=>200, :height => 100)
+    embed.match(/width="200"/).should_not be_nil
+    embed.match(/height="100"/).should_not be_nil
+  end
+
+  it "should return correct the embed code" do
+    Embedit::Media.new("http://twitter.com/Bumi/statuses/937196371").html.should eql('<img src="http://twictur.es/i/937196371.gif"  />')
+  end
+
+end