Scraping_HN_1.rb

# Solution for Challenge: Scraping HN 1: Building Objects. Started 2013-08-14T15:21:45+00:00
require 'open-uri'
require 'nokogiri'
html_file = open(ARGV.join)
doc = Nokogiri::HTML(html_file)

ARGV_POST = {:title => doc.search('.title > a:first-child').map {|link| link.inner_text},
:url => doc.search('.title > a:first-child').map {|link| link['href']}, 
:points => doc.search('.subtext > span:first-child').map { |span| span.inner_text}, 
:item_id => doc.search('.subtext > a:nth-child(3)').map {|link| link['href']},
:comment_text => doc.search('.comment > font:first-child').map { |font| font.inner_text}}

class Post
  attr_reader :title, :url, :points, :item_id
  attr_accessor :comment_text, :comment
  def initialize(args)
    @title = args [:title]
    @url = args [:url]
    @points = args [:points]
    @item_id = args [:item_id]
    @comment_text = args [:comment_text]
    @comment = []
  end

  def parse
    @comment_text.each do |comment|
      @comment.push Comment.new(comment)
    end
  end

  def show_last_comment
    @comment_text.last
  end

  def add_comment(args)
    @comment_text <<  Comment.new(args).comment_text
    @comment << Comment.new(args)
  end

  def to_s
    puts "Title: #{@title.join}"
    puts "\# comments: #{@comment.length}"
    puts "Last Comment: #{self.show_last_comment}"
  end

end

class Comment
  attr_accessor :comment_text
  def initialize(comment_text)
    @comment_text = comment_text
  end
end

mypost = Post.new(ARGV_POST)
mypost.parse
p mypost.to_s

# mypost = Post.new("title","http://url",123,131)
# p mypost.title == "title"
# mypost.add_comment("This is my comment")
# p mypost.comment[0].comment_text == "This is my comment"
# mypost.add_comment"This is my second comment"
# p mypost.comment[1].comment_text
  

# html_file = open('post.html')