def validate(self, attrs):
# 1. 获取发送短信的凭证 access_token, 并校验
access_token = attrs['access_token']
# 2.从user.User模型中调用验证access_token的方法
mobile = User.check_sms_code_token(access_token)
if not mobile:
return serializers.ValidationError('无效或错误的access_toekn')
# 3. 判断60s内是否发送过短信
redis_conn = get_redis_connection('verify_code')
send_flag = redis_conn.get('send_flag_%s' % mobile)
if send_flag:
raise serializers.ValidationError('请求次数过于频繁')
self.mobile = mobile
return attrs
