Fixes and add tag support for the wordpress.com migrator

lib/jekyll/migrators/wordpress.com.rb

@@ -1,12 +1,15 @@
+# coding: utf-8
+
 require 'rubygems'
 require 'hpricot'
 require 'fileutils'
-
-# This importer takes a wordpress.xml file,
-# which can be exported from your 
-# wordpress.com blog (/wp-admin/export.php)
+require 'yaml'
 
 module Jekyll
+
+  # This importer takes a wordpress.xml file,
+  # which can be exported from your 
+  # wordpress.com blog (/wp-admin/export.php)
   module WordpressDotCom
     def self.process(filename = "wordpress.xml")
       FileUtils.mkdir_p "_posts"
@@ -15,24 +18,28 @@ def self.process(filename = "wordpress.xml")
 			doc = Hpricot::XML(File.read(filename))
 
 			(doc/:channel/:item).each do |item|
-				title = item.at(:title).inner_text
-				name = "#{Date.parse((doc/:channel/:item).first.at(:pubDate).inner_text).to_s("%Y-%m-%d")}-#{title.downcase.gsub('[^a-z0-9]', '-')}.html"
-
+				title = item.at(:title).inner_text.strip
+				permalink_title = item.at('wp:post_name').inner_text
+				date = Time.parse(item.at(:pubDate).inner_text)
+				tags = (item/:category).map{|c| c.inner_text}.reject{|c| c == 'Uncategorized'}.uniq
+				name = "#{date.strftime('%Y-%m-%d')}-#{permalink_title}.html"
+			  header = {
+			    'layout' => 'post', 
+			    'title'  => title, 
+			    'tags'   => tags
+			  }
+
 				File.open("_posts/#{name}", "w") do |f|
-          f.puts <<-HEADER
----
-layout: post
-title: #{title}
----
-
-HEADER
+				  f.puts header.to_yaml
+				  f.puts '---'
           f.puts item.at('content:encoded').inner_text
         end
 
 				posts += 1
 			end
 
-			"Imported #{posts} posts"
+			puts "Imported #{posts} posts"
     end
   end
+
 end