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Import a blogger archive to jekyll
require 'rubygems'
require 'nokogiri'
require 'fileutils'
require 'date'
# usage: ruby import.rb my-blog.xml
# my-blog.xml is a file from Settings -> Basic -> Export in blogger.
data = File.read ARGV[0]
doc = Nokogiri::XML(data)
@posts = {}
def add(node)
id = node.search('id').first.content
type = node.search('category').first.attr('term').split('#').last
case type
when 'post'
@posts[id] = Post.new(node)
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'
else
raise 'dunno '+type
end
end
def write(post)
puts "Post [#{post.title}] has #{post.comments.count} comments"
puts "writing #{post.file_name}"
File.open(File.join('_posts', 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"
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
class Post
attr_reader :comments
def initialize(node)
@node = node
@comments = []
end
def add_comment(comment)
@comments.unshift comment
end
def title
@node.search('title').first.content
end
def content
@node.search('content').first.content
end
def creation_date
creation_datetime.strftime("%Y-%m-%d")
end
def creation_datetime
Date.parse(@node.search('published').first.content)
end
def file_name
param_name = title.split(/[^a-zA-Z0-9]+/).join('-').downcase
%{#{creation_date}-#{param_name}.html}
end
def header
[
'---',
%{layout: post},
%{title: #{title}},
%{date: #{creation_datetime}},
%{comments: false},
'---'
].join("\n")
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
FileUtils.rm_rf('_posts')
Dir.mkdir("_posts") unless File.directory?("_posts")
@posts.each do |id, post|
write post
end
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