require "lwqzx/version"
require 'nokogiri'

module Lwqzx
  def self.auth(login,passwd)
    lurl = "http://www.lwqzx.sdedu.net/kernel/net_school/active_app/login1.php"
    user = "login_user_m_=#{login}"
    psd = "login_password=#{passwd}"
    res = %x[curl #{lurl} -s -c /tmp/cookies -d #{user} -d #{psd} ]
    aurl = "http://www.lwqzx.sdedu.net/kernel/net_school/islogin.php"
    ares = %x[curl -s -b /tmp/cookies #{aurl}]
    return {} if ares.to_s == "0"
    infos = %x[curl -s -b /tmp/cookies #{lurl}]
    content=infos.encode("UTF-8","GB2312")
    doc = Nokogiri::HTML(content)
    user = doc.at("span.web1")
    %x[rm /tmp/cookies]
    uinfos = user.text.gsub!(/\n+|\r+/, "").strip!.split(" ")
    uname = uinfos[1].split(":")[1]
    groups= uinfos[3].split(":")[1].gsub("[","").gsub("]","").split("@").compact.reject(&:empty?)
    return {login: login, name: uname, groups: groups}
  end
end