豆瓣自动顶贴

douban_comment.rb

require 'rubygems'
require 'mechanize'                 
    
def comment_douban_topic(url,text)                      
  login_url = "http://www.douban.com/login"                 
  agent = Mechanize.new
  # agent.set_proxy("218.201.21.176","80")  
  agent.user_agent_alias = "Googlebot"
  page = agent.get(login_url)            
                       
  form = page.forms.last
  form.form_email = "your email"
  form.form_password = "your password"
  page = agent.submit(form)  

  # puts agent.cookie_jar.inspect
                                  
  page = agent.get(url)
  comment_form =  page.forms.last
  comment_form.rv_comment = text
  page = agent.submit(comment_form)
  
  puts page.body
end

# 这里必须是该topic的最后一页，也就是评论框出现的页面
topic_url = "http://www.douban.com/group/topic/1105027/?start=200" 
comment_content = "大江东去，浪淘尽，千古风流人物。故垒西边，人道是，三国周郎赤壁。乱石穿空，惊涛拍岸，卷起千堆雪。"

comment_douban_topic(topic_url,comment_content)