/// <summary>
/// 验证一个检验码是否有效
/// </summary>
/// <param name="phoneNum">手机号</param>
/// <param name="sum">检验码</param>
/// <param name="type">功能用途</param>
/// <returns>true表示有效,false表示无效</returns>
public bool CheckingWithSum(string phoneNum, string sum, MsgNoticeTypeEnum type)
{
string key = CreateMemcacheKey(phoneNum, type);
try
{
PhoneSumCache sc = mc.GetObject(key) as PhoneSumCache;
if (sc == null)
{
myLog.WarnFormat("找不到这个号码的检验码, 号码：{0}，功能：{1}", phoneNum, type);
return(false);
}
if (sum != sc.sum)
{
// 如果探测检验码太频，则强制做个延时
if (this.lastCheckingInvalid >= DateTime.Now)
{
Thread.Sleep(500);
}
this.lastCheckingInvalid = DateTime.Now;
return(false);
}
else
{
return(true);
}
}
catch (Exception e)
{
myLog.WarnFormat("检测号码的检验码时有异常, 号码：{0}，功能：{1}", e, phoneNum, type);
}
return(false);
}
/// <summary>
/// 发送一个临时的检验码至手机
/// </summary>
/// <param name="phoneNum">手机号</param>
/// <param name="type">功能用途</param>
/// <param name="expireTime">超时时间，到时间会自动清除</param>
/// <returns>0为成功，其它值表示错误</returns>
public int SendMsgWithSum(string phoneNum, MsgNoticeTypeEnum type, DateTime expireTime)
{
string key = CreateMemcacheKey(phoneNum, type);
DateTime curDate = DateTime.Now;
// 检测该号码是否过于频繁被发送（同一号码一分钟内最多1次）
DateTime dt;
if (sentCache.TryGetValue(key, out dt) == true)
{
if (dt.AddSeconds(60) >= curDate)
{
myLog.WarnFormat("短信发送太频繁，禁止。号码：{0}，功能：{1}", phoneNum, type);
return((int)CodeEnum.TooManyMsg);
}
}
// 检测整个系统发送频率是否太高（一分钟内最多5个）
int cnt = 0;
foreach (var e in sentCache)
{
if (e.Value.AddSeconds(60) >= curDate)
{
cnt++;
if (cnt > 5)
{
myLog.WarnFormat("系统在1分钟内的短信请求太频繁，禁止");
return((int)CodeEnum.TooManyMsg);
}
}
}
//// 开始发送，并写入到memcache，以及sentCache
int result = -1;
string strRet = null;
StringBuilder url = new StringBuilder();
string mobile = "&mobile=" + phoneNum;
string randomDigit = GenerateRandomDigit();
string message = "【星际云】提醒您：本次操作的验证码是" + randomDigit + "，请勿将验证码泄露于他人，验证码有效期2分钟";
string content = "&content=" + Base64.FromStringToBase64(message);
// url文档参考："短信验证 - HTTP接口说明文档.docx"
url.Append("http://api.shumi365.com:8090/sms/send.do?userid=410110&pwd=06D1CEBD15D7F15ABD6EF30757178453×pan=20141229172508&msgfmt=UTF8");
url.Append(mobile);
url.Append(content);
try
{
HttpWebRequest request = WebRequest.Create(url.ToString()) as HttpWebRequest;
request.Method = "GET";
WebResponse response = request.GetResponse();
Stream stream = response.GetResponseStream();
StreamReader ser = new StreamReader(stream, Encoding.Default);
strRet = ser.ReadToEnd();
if (strRet != null && strRet != "")
{
if (int.TryParse(strRet, out result))
{
if (result >= 0)
{
result = 0;
PhoneSumCache psc = new PhoneSumCache();
psc.sum = randomDigit;
mc.AddObject(key, psc, expireTime);
sentCache.Add(key, curDate);
}
else
{
myLog.WarnFormat("发送临时的检验码至手机失败,号码：{0}，功能：{1}, 错误码：{2}", phoneNum, type, result);
}
}
}
}
catch (Exception ex)
{
myLog.WarnFormat("发送临时的检验码至手机失败, 号码：{0}，功能：{1}", ex, phoneNum, type);
}
return(result);
}
private string CreateMemcacheKey(string phoneNum, MsgNoticeTypeEnum type)
{
return(string.Format("{0}_{1}", phoneNum, type));
}
