Added flattr to the feed

lib/gst-kitchen.rb

@@ -9,6 +9,7 @@
 require "gst-kitchen/version"
 require "gst-kitchen/podcast"
 require "gst-kitchen/feed"
+require "gst-kitchen/flattr"
 require "gst-kitchen/chapter"
 require "gst-kitchen/episode"
 require "gst-kitchen/media"

lib/gst-kitchen/episode.rb

@@ -86,6 +86,10 @@ def rfc_2822_date
     self.published_at.rfc2822
   end
 
+  def flattr_auto_submit_link
+    Flattr.auto_submit_link(podcast, podcast.deep_link_url(self), self.name, self.subtitle)
+  end
+
   def duration
     hours = length / (60 * 60)
     minutes = (length - hours * 60 * 60) / 60

lib/gst-kitchen/flattr.rb

@@ -0,0 +1,12 @@
+module Flattr
+  def Flattr.auto_submit_link(podcast, url, title, description)
+    "https://flattr.com/submit/auto" +
+    "?user_id=#{podcast.flattr["user_id"]}" +
+    "&url=#{CGI.escape url}" +
+    "&title=#{CGI.escape title}" +
+    "&description=#{CGI.escape description}" +
+    "&language=#{podcast.flattr["language"]}" +
+    "&tags=#{podcast.flattr["tags"].join(',')}" +
+    "&category=#{podcast.flattr["category"]}"
+  end
+end

lib/gst-kitchen/podcast.rb

@@ -12,7 +12,8 @@ class Podcast
                 :episodes,
                 :explicit,
                 :rss_output_path,
-                :episodes_path
+                :episodes_path,
+                :flattr
 
   attr_accessor :formats
 
@@ -29,6 +30,7 @@ def self.from_yaml(yaml_file="podcast.yml")
     podcast.handle = hash["handle"]
     podcast.website = hash["website"]
     podcast.cover = hash["cover"]
+    podcast.flattr = hash["flattr"]
     podcast.media_url = hash["media_url"]
     podcast.explicit = hash["explicit"] || false
     podcast.formats = hash["formats"].map { |format| Media.format(format) }
@@ -80,6 +82,10 @@ def deep_link_url(episode)
     url.to_s
   end
 
+  def flattr_auto_submit_link
+    Flattr.auto_submit_link(self, self.website, self.title, self.subtitle)
+  end
+
   def podcast
     self
   end

spec/episode_spec.rb

@@ -50,7 +50,6 @@
     end
   end
 
-
   it "should have a handle" do
     podcast = double("podcast")
     podcast.stub(:handle).and_return("GST")
@@ -61,6 +60,20 @@
     subject.handle.should == "GST042"
   end
 
+  it "should generate flattr urls" do
+    podcast = double("podcast")
+    podcast.stub(:flattr).and_return({"user_id" => "gst-podcast", "language" => "de_DE", "tags" => %w(geek stammtisch podcast), "category" => "audio"})
+    podcast.stub(:deep_link_url) { "http://geekstammtisch.de/#GST001" }
+
+    subject.podcast = podcast
+    subject.name = "GST001 - Meine Tolle Folge"
+    subject.subtitle = "Eine tolle Folge mit viel Blafasel"
+
+    Flattr.should_receive(:auto_submit_link).with(podcast, "http://geekstammtisch.de/#GST001", "GST001 - Meine Tolle Folge", "Eine tolle Folge mit viel Blafasel")
+
+    subject.flattr_auto_submit_link
+  end
+
   it "should have a title" do
     podcast = double("podcast")
     podcast.stub(:handle).and_return("GST")

spec/flattr_spec.rb

@@ -0,0 +1,11 @@
+require "spec_helper"
+
+describe Flattr do
+  it "creates a valid flattr auto submit url" do
+    podcast = double("podcast")
+    podcast.stub(:flattr).and_return({"user_id" => "gst-podcast", "language" => "de_DE", "tags" => %w(geek stammtisch podcast), "category" => "audio"})
+    expected_url = "https://flattr.com/submit/auto?user_id=gst-podcast&url=http%3A%2F%2Fwww.test.de&title=Some+random+Title&description=Some+very+random+description&language=de_DE&tags=geek,stammtisch,podcast&category=audio"
+
+    Flattr.auto_submit_link(podcast, "http://www.test.de", "Some random Title", "Some very random description").should == expected_url
+  end
+end

templates/episodes.rss.erb

@@ -7,6 +7,7 @@
         <% @podcast.other_formats(@format).each do |format| %>
         <atom:link rel="alternate" href="<%= @podcast.feed_url(format) %>" type="application/rss+xml" title="<%= format.file_ext.upcase %> Audio"/>
         <% end %>
+        <atom:link rel="payment" href="<%= @podcast.flattr_auto_submit_link%>" />
         <language><%= @podcast.language %></language>
         <generator>gst-kitchen</generator>
         <copyright><%= @podcast.author %>, cc-by-nc-sa</copyright>
@@ -44,6 +45,7 @@
           <itunes:summary><![CDATA[<%= episode.summary %>]]></itunes:summary>
           <description><![CDATA[<%= render_as_markdown episode.summary %>]]></description>
           <atom:link rel="http://podlove.org/deep-link" href="<%= @podcast.deep_link_url(episode) %>" />
+          <atom:link rel="payment" href="<%= episode.flattr_auto_submit_link%>" />
 
           <% unless episode.chapters.nil? %>
           <psc:chapters>