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@@ -75,6 +75,14 @@ class Admin::ArticlesController < Admin::BaseController
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     @comment.save
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   end
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+  def set_akismet
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+    Akismet.api_key = params[:api_key]
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+    Akismet.blog    = params[:blog]
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+    render :update do |page|
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+      page[:akismet].visual_effect :drop_out
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+    end
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+  end
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+
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   protected
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   def save_or_draft
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     if draft?(params[:submit])

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@@ -11,6 +11,19 @@ class CommentsController < ApplicationController
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     end
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     @comment = @article.comments.create(params[:comment].merge(:author_ip => request.remote_ip))
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+    if @comment.valid? && Akismet.api_key && Akismet.blog
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+      ak = Akismet.new(Akismet.api_key, Akismet.blog)
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+      @comment.approved = ak.comment_check \
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+        :user_ip              => @comment.author_ip, 
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+        :user_agent           => request.user_agent, 
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+        :referrer             => request.referer,
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+        :permalink            => article_url(@article.hash_for_permalink), 
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+        :comment_author       => @comment.author, 
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+        :comment_author_email => @comment.author_email, 
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+        :comment_author_url   => @comment.author_url, 
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+        :comment_content      => @comment.body
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+    end
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+    
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     if @comment.new_record?
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       @comments = @article.comments.select { |c| not c.new_record? }.collect { |c| c.to_liquid }
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       @article  = @article.to_liquid(:single)

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@@ -1,3 +1,28 @@
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+<% unless Akismet.api_key && Akismet.blog -%>
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+<%= form_remote_tag :url => { :action => 'set_akismet' }, :html => { :id => 'akismet' } %>
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+  <p>
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+    Set an <%= link_to 'Akismet', 'http://akismet.com' %> to automatically approve spam.
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+    <%= link_to_function 'How?', "Effect.toggle('akismet-how', 'blind')" %>
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+  </p>
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+  <pre id="akismet-how" style="display:none">
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+# database.yml
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+production:
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+  adapter: postgresql
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+  database: mephisto_dev
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+  host: localhost
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+  username: USERNAME
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+  password: PASSWORD
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+  min_messages: warning
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+  akismet_api_key: APIKEY
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+  akismet_blog: BLOG
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+</pre>
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+  <p><label>API Key</label> <%= text_field_tag :api_key, Akismet.api_key %></p>
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+  <p><label>Blog</label> <%= text_field_tag :blog, Akismet.blog %></p>
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+  <p><%= submit_tag :Save %> without restarting.</p>
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+</form>
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+<% end -%>
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+  <%= request.referer %>
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+
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 <h1>Unapproved Comments for '<%=h @article.title %>'</h1>
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 <% @article.unapproved_comments.each do |comment| -%>

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@@ -92,4 +92,9 @@ ActiveRecord::Base.class_eval do
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       YAML.dump find(:all).inject({}) { |hsh, record| hsh.merge(record.id => record.attributes) }, out
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     end
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   end
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-end
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\ No newline at end of file
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+end
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+
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+Akismet.class_eval do
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+  cattr_accessor :api_key
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+  cattr_accessor :blog
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+end