def read_posts(dir)
base = File.join(self.source, dir, '_posts')
return unless File.exists?(base)
entries = Dir.chdir(base) { filter_entries(Dir['**/*']) }
entries.each do |f|
if Post.valid?(f)
post = Post.new(self, self.source, dir, f)
if post.published && (self.future || post.date <= self.time)
self.posts << post
post.categories.each { |c| self.categories[c] << post }
post.tags.each { |c| self.tags[c] << post }
end
end
end
self.posts.sort!
self.posts = self.posts[-limit_posts, limit_posts] if limit_posts
end