(Hella) simple blog script built in Ruby

blog.rb

# This is an actual blog script, built by Ruby. Gotta use class variables, class methods, loops, make your own methods, make your own objects, etc. etc. etc. This ain't no WordPress, by the way.

class Blog
     
     @@all_posts = []
     @@num_posts = 0
     
     def self.all
          @@all_posts
     end
     
     def self.add(item)
          @@all_posts << item
          @@num_posts += 1
     end
     
     def self.postit
          @@all_posts.each do |post|
               puts "Title:\n #{post.title}"
               puts "Content:\n #{post.content}"
               puts "Date Published:\n #{post.date_created}"
          end
     end
     
end

class Post < Blog
     def self.build
          post = new
          puts "Give your new blog post a title:"
          post.title = gets.chomp
          puts "Start writing your content:"
          post.content = gets.chomp
          post.date_created = Time.now
          post.save
          puts "Write another post? Y or N?"
          build if gets.chomp.downcase == 'y'
     end
     
     def title
          @title
     end
     
     def title=(title)
          @title = title
     end
     
     def date_created
          @date_created
     end
     
     def date_created=(date_created)
          @date_created = date_created
     end
     
     def content
          @content
     end
     
     def content=(content)
          @content = content
     end
     
     def save
          Post.add(self)
     end
     
end

Post.build
all_posts = Post.all
puts all_posts.inspect
Post.postit