python实现的登陆Discuz!论坛通用代码分享

#coding:gbkimport urllib2,urllib,cookielib,re''' 通用的登陆DZ论坛 参数说明parms:   username:用户名(必填),   password :密码(必填),   domain:网站域名，注意格式必须是：http://www.xxx.xx/(必填),   answer:问题答案,   questionid:问题ID,   referer:跳转地址    这里使用了可变关键字参数(相关信息可参考手册)'''def login_dz(**parms):  #初始化  parms_key = ['domain','answer','password','questionid','referer','username']  arg = {}  for key in parms_key:    if key in parms:      arg[key] = parms[key]    else:      arg[key] = ''        #cookie设置  cookieFile = './kan_cookies.dat'  cookie = cookielib.LWPCookieJar()  opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cookie))  #获取formhash  pre_login = arg['domain']+'member.php?mod=logging&action=login&infloat=yes&handlekey=login&inajax=1&ajaxtarget=fwin_content_login'  c = opener.open(pre_login).read()  cookie.save(cookieFile)  patt = re.compile(r'.*?name="formhash".*?value="(.*?)".*?')  formhash = patt.search(c)  if not formhash:    raise Exception('GET formhash Fail!')  formhash = formhash.group(1)  #登陆  postdata = {   'answer':arg['answer'],   'formhash':formhash,   'password':arg['password'],   'questionid':0 if arg['questionid']=='' else arg['questionid'],   'referer':arg['domain'] if arg['referer']=='' else arg['referer'],   'username':arg['username'],    }  postdata = urllib.urlencode(postdata)  req = urllib2.Request(    url= arg['domain']+'member.php?mod=logging&action=login&loginsubmit=yes&handlekey=login&loginhash=LCaB3&inajax=1',    data=postdata    )  c = opener.open(req).read(300)  flag = '登陆失败 %s'%arg['username']  if 'succeedhandle_login' in c:    flag = True  return flag#使用例子：基本参数登陆user='xxx'pwd='xxx'dom='http://www.discuz.net/' #另一个测试网站：http://bbs.VeVB.COm/try:  flag = login_dz(username=user,password=pwd,domain=dom)  print(flag)except Exception,e:  print('Error:',e)