def validCode(cls,username,code):
cdinfo = SecurityHandler.loadCode(code,keepAlive=True)
return cdinfo and cdinfo["username"]==username
def generateCode(cls,username):
cd = ""
while SecurityHandler.exists(cd) or cd=="":
cd = utility.generateCode(6)
SecurityHandler.bindCode(cd,info = dict(username=username),expire= 24*60)
return cd