# encoding: utf-8 
''''' 
@author: Techzero 
@email: techzero@163.com 
@time: 2014-5-18 下午5:06:29 
''' 
import cStringIO 
import getopt 
import time 
import urllib2 
import subprocess 
import sys 
 
from datetime import datetime 
 
MEDIA_PLAYER = 'C:/Program Files/Windows Media Player/wmplayer.exe' 
MEDIA_FILE = 'D:/notify.mp3' 
CHROME = 'C:/Program Files (x86)/Google/Chrome/Application/chrome.exe' 
URL = 'http://detail.ju.taobao.com/home.htm?spm=608.2214381.2.1.SY0wVT&item_id=16761325430&id=10000002801432' 
NO_X11 = False 
 
def get_current_button(): 
  '''''获取当前按钮状态''' 
  content = urllib2.urlopen(URL).read() #获取页面内容 
   
  buf = cStringIO.StringIO(content.decode('gbk').encode('utf8')) #将页面内容转换为输入流 
  current_button = None 
  for line in buf: 
    line = line.strip(' \n\r') #去掉回车换行 
     
    if line.find(r'<a href="#" rel="external nofollow" class="extra notice J_BuyButtonSub">开团提醒</a>') != -1: 
      current_button = '开团提醒' 
      break 
    elif line.find(r'<div class="main-box chance ">') != -1: 
      current_button = '还有机会' 
      break 
    elif line.find(r'<span class="out floatright">卖光了...</span>') != -1: 
      current_button = '卖光了' 
      break 
    elif line.find(r'<span class="out floatright">已结束...</span>') != -1: 
      current_button = '已结束' 
      break 
    elif line.find(r'<input type="submit" class="buyaction J_BuySubmit" title="马上抢" value="马上抢"/>') != -1: 
      current_button = '马上抢' 
      break 
     
  buf.close() 
  return current_button 
 
 
def notify(): 
  '''''发出通知并用Chrome打开秒杀页面''' 
  subprocess.Popen([MEDIA_PLAYER, MEDIA_FILE]) 
  if not NO_X11: 
    subprocess.Popen([CHROME, URL]) 
    print '打开页面' 
 
 
def monitor_button(interval, last): 
  '''''开始监视按钮''' 
  elapse = 0 
  while elapse < last: 
    current_button = get_current_button() 
 
    now = datetime.now() 
    print '%d-%d-%d %d:%d:%d - 现在按钮是 %s' % (now.year, now.month, now.day, now.hour, now.minute, now.second, current_button) 
 
    if current_button == '马上抢' or current_button == '还有机会': 
      print '赶紧抢购！' 
      notify() 
      break 
    elif current_button == '卖光了' or current_button == '已结束': 
      print '下次再试吧！' 
      break 
    else: 
      print '还没开始呢，再等等吧！' 
 
    time.sleep(interval) 
    elapse += interval 
 
 
def usage(): 
  print ''''' 
usage: monitor_mac_price.py [options] 
 
Options: 
  -i interval: 30 seconds by default. 
  -l last: 1800 seconds by default. 
  -h: Print this usage. 
  -X: Run under no X11. 
''' 
 
if __name__ == '__main__': 
  try: 
    opts, args = getopt.getopt(sys.argv[1:], 'i:l:hX') 
  except getopt.GetoptError, err: 
    print str(err) 
    sys.exit(1) 
 
  interval = 0.1 
  last = 1800 
 
  for opt, val in opts: 
    if opt == '-i': 
      interval = int(val) 
    elif opt == '-l': 
      last = int(val) 
    elif opt == '-X': 
      NO_X11 = True 
    elif opt == '-h': 
      usage() 
      sys.exit() 
 
  monitor_button(interval, last)