cara import blogger ke octopress :)

import_blog.rb

require 'rubygems'
require 'nokogiri'
require 'fileutils'
require 'date'
require 'uri'
 
# usage: ruby bimport_blog.rb blog_kamu.xml
 
data = File.read ARGV[0]
doc = Nokogiri::XML(data)
 
@posts = {}
@drafts = {}
 
def add(node)
id = node.search('id').first.content
type = node.search('category').first.attr('term').split('#').last
case type
when 'post'
if published?(node)
@posts[id] = Post.new(node)
else
@drafts[id] = Post.new(node)
end
when 'comment'
reply_to = node.children.find {|c| c.name == 'in-reply-to' }
post_id = reply_to.attr('ref')
#post_id = node.search('thr').first.attr('ref')
@posts[post_id].add_comment(Comment.new(node))
when 'template', 'settings', 'page'
else
raise 'dunno '+type
end
end
 
def published?(node)
node.at_css('app|control app|draft', 'app' => 'http://purl.org/atom/app#').nil?
end
 
def write(post, path='_posts')
puts "Post [#{post.title}] has #{post.comments.count} comments"
 
puts "writing #{post.file_name}"
File.open(File.join(path, post.file_name), 'w') do |file|
file.write post.header
file.write "\n\n"
#file.write "<h1>{{ page.title }}</h1>\n"
file.write "<div class='post'>\n"
file.write post.content
file.write "</div>\n"
 
unless post.comments.empty?
file.write "<h2>Comments</h2>\n"
file.write "<div class='comments'>\n"
post.comments.each do |comment|
file.write "<div class='comment'>\n"
file.write "<div class='author'>"
file.write comment.author
file.write "</div>\n"
file.write "<div class='content'>\n"
file.write comment.content
file.write "</div>\n"
file.write "</div>\n"
end
file.write "</div>\n"
end
 
end
end
 
class Post
attr_reader :comments
def initialize(node)
@node = node
@comments = []
end
 
def add_comment(comment)
@comments.unshift comment
end
 
def title
@title ||= @node.at_css('title').content
end
 
def content
@content ||= @node.at_css('content').content
end
 
def creation_date
@creation_date ||= creation_datetime.strftime("%Y-%m-%d")
end
 
def creation_datetime
@creation_datetime ||= Date.parse(@node.search('published').first.content)
end
 
def permalink
return @permalink unless @permalink.nil?
 
link_node = @node.at_css('link[rel=alternate]')
@permalink = link_node && link_node.attr('href')
end
 
def param_name
if permalink.nil?
title.split(/[^a-zA-Z0-9]+/).join('-').downcase
else
File.basename(URI(permalink).path, '.*')
end
end
 
def file_name
%{#{creation_date}-#{param_name}.html}
end
 
def header
[
'---',
%{layout: post},
%{title: "#{title}"},
%{date: #{creation_datetime}},
%{comments: false},
categories,
'---'
].compact.join("\n")
end
 
def categories
terms = @node.search('category[scheme="http://www.blogger.com/atom/ns#"]')
unless Array(terms).empty?
[
'categories:',
terms.map{ |t| t.attr('term') && " - #{t.attr('term')}" }.compact.join("\n"),
].join("\n")
end
end
end
 
class Comment
def initialize(node)
@node = node
end
 
def author
@node.search('author name').first.content
end
 
def content
@node.search('content').first.content
end
end
 
entries = {}
 
doc.search('entry').each do |entry|
add entry
end
 
puts "** Writing PUBLISHED posts"
FileUtils.rm_rf('_posts')
Dir.mkdir("_posts") unless File.directory?("_posts")
 
@posts.each do |id, post|
write post
end
 
puts "\n"
puts "** Writing DRAFT posts"
 
FileUtils.rm_rf('_drafts')
Dir.mkdir("_drafts") unless File.directory?("_drafts")
 
@drafts.each do |id, post|
write post, '_drafts'
end