/// <summary>
/// 用户点击重新扫码之后原二维码失效
/// </summary>
/// <param name="Sceneid"></param>
public void AuthorizedDelete(string Sceneid)
{
UserLoginSceneid Log = Entity.UserLoginSceneid.FirstOrDefault(n => n.Sceneid == Sceneid);
if (Log != null)
{
Entity.UserLoginSceneid.DeleteObject(Log);
Entity.SaveChanges();
}
}
/// <summary>
/// 验证授权并返回结果
/// </summary>
/// <param name="Sceneid">登录授权码</param>
public void AuthorizedResult(string Sceneid)
{
UserLoginSceneid Log = Entity.UserLoginSceneid.FirstOrDefault(n => n.Sceneid == Sceneid);
if (Log == null)
{
Response.Write("E0");
return;
}
if (Log.AddTime.AddMinutes(5) < DateTime.Now)//失效
{
Response.Write("E0");
return;
}
if (Log.UId.IsNullOrEmpty()) //未登录
{
if (!Log.Token.IsNullOrEmpty()) //已扫码
{
Response.Write("E8");
return;
}
else
{
Response.Write("E9");
return;
}
}
Users BaseUsers = Entity.Users.FirstOrDefault(n => n.Id == Log.UId);
if (BaseUsers == null)
{
Response.Write("E1");
return;
}
//清除扫码记录cookie，删除临时保存的数据库二维码参数
Entity.DeleteObject(Log);
Entity.SaveChanges();
//返回用户信息
BaseUsers.Cols = "TrueName,UserName,CardStae,CardId";
string json = "{\"UserName\":\"" + BaseUsers.UserName + "\",\"CardStae\":\"" + BaseUsers.CardStae + "\",\"CardId\":\"" + BaseUsers.CardId + "\",\"TrueName\":\"" + BaseUsers.TrueName + "\"}";
string AuthorizedKey = ConfigurationManager.AppSettings["AuthorizedKey"].ToString();
json = LokFuEncode.LokFuAPIEncode(json, AuthorizedKey);
Response.Write(json);
}
//方式1:普通长轮询 Ajax方式，服务端运用System.Threading.Thread，客户端运用无限Ajax请求
//巨大缺点：采用Thread hold住程序会严重占用资源,影响处理请求并发。
//方式2：ajax长连接，服务端无Thread，客户端Ajax采用timeout，隔时无限加载。
//缺点：产生很多无效请求，包含过多的http头部信息，增加数据量。
public void GetQrCodeLogin(string Sceneid)
{
UserLoginSceneid Log = Entity.UserLoginSceneid.FirstOrNew(n => n.Sceneid == Sceneid);
if (Log.AddTime.AddMinutes(5) < DateTime.Now)//失效
{
Response.Cookies.SetQRCodeSceneid(string.Empty);
Response.Write("E0");
return;
}
if (Log.UId.IsNullOrEmpty()) //未登录
{
if (!Log.Token.IsNullOrEmpty()) //已扫码
{
Response.Write("E8");
return;
}
else
{
Response.Write("E9");
return;
}
}
Users BaseUsers = Entity.Users.FirstOrNew(n => n.Id == Log.UId);
if (BaseUsers.Id.IsNullOrEmpty())
{
Response.Write("E1");
return;
}
string neiw = System.Configuration.ConfigurationManager.AppSettings["key"].ToString();
string UserNameAndPassWord = LokFuEncode.LokFuAuthcodeEncode(string.Format("{0}|{1}|{2}", BaseUsers.Id, BaseUsers.UserName, BaseUsers.PassWord), neiw);
Response.Cookies.SetUsers(UserNameAndPassWord);
BaseUsers.LoginErr = 0;
Entity.SaveChanges();
//清除扫码记录cookie，删除临时保存的数据库二维码参数
Response.Cookies.SetQRCodeSceneid(string.Empty);
Entity.DeleteObject(Log);
Entity.SaveChanges();
Response.Write("OK");
Response.End();
}
public void Post()
{
string Data = DataObj.GetData();
if (Data.IsNullOrEmpty())
{
DataObj.OutError("1000");
return;
}
JObject json = new JObject();
try
{
json = (JObject)JsonConvert.DeserializeObject(Data);
}
catch (Exception Ex)
{
Log.Write("[QRCodeLogin]:", "【Data】" + Data, Ex);
}
if (json == null)
{
DataObj.OutError("1000");
return;
}
UserLoginSceneid UserLoginSceneid = new UserLoginSceneid();
UserLoginSceneid = JsonToObject.ConvertJsonToModel(UserLoginSceneid, json);
if (UserLoginSceneid.Sceneid.IsNullOrEmpty() || UserLoginSceneid.Token.IsNullOrEmpty())
{
DataObj.OutError("1000");
return;
}
//获取用户信息
Users baseUsers = Entity.Users.FirstOrDefault(n => n.Token == UserLoginSceneid.Token);
if (baseUsers == null)//用户令牌不存在
{
DataObj.OutError("2004");
return;
}
if (baseUsers.State != 1)//用户被锁定
{
DataObj.OutError("2003");
return;
}
UserLoginSceneid SLS = Entity.UserLoginSceneid.FirstOrDefault(n => n.Sceneid == UserLoginSceneid.Sceneid);
if (SLS == null)
{//不存在
DataObj.OutError("2040");
return;
}
if (!SLS.UId.IsNullOrEmpty())
{//已使用
DataObj.OutError("2040");
return;
}
if (SLS.AddTime.AddMinutes(5) < DateTime.Now)
{//超时
DataObj.OutError("2040");
return;
}
if (!SLS.UId.IsNullOrEmpty())//已使用
{
DataObj.OutError("2040");
return;
}
if (SLS.Token != UserLoginSceneid.Token)
{//被别人扫过
DataObj.OutError("2040");
return;
}
SLS.UId = baseUsers.Id;
SLS.LoginTime = DateTime.Now;
Entity.SaveChanges();
DataObj.Data = "";
DataObj.Code = "0000";
DataObj.OutString();
}
/// <summary>
/// 生成授权码
/// </summary>
public void CreateAuthorizedCode()
{
string Sceneid = "000000"; string QRCodePicUrl = string.Empty;
//删除过期随机参数记录
DateTime Ptime = DateTime.Now.AddSeconds(-600);
List <UserLoginSceneid> List = Entity.UserLoginSceneid.Where(n => n.AddTime < Ptime).ToList();
foreach (var p in List)
{
Entity.DeleteObject(p);
}
if (List.Count() > 0)
{
Entity.SaveChanges();
}
//生成并保存随机参数
int rid = new Random().Next(100001, Int32.MaxValue);
Sceneid = rid.ToString();
while (Entity.UserLoginSceneid.Count(n => n.Sceneid == Sceneid) != 0)
{
rid = new Random().Next(100001, Int32.MaxValue);
Sceneid = rid.ToString();
}
QRCodePicUrl = "/UpLoadFiles/UserLoginSceneid/" + Sceneid + ".gif";
string webFilePath = Server.MapPath(string.Format(QRCodePicUrl)); //服务器端文件路径
if (!System.IO.File.Exists(webFilePath))
{
QRCodeEncoder Encoder = new QRCodeEncoder();
Encoder.QRCodeEncodeMode = QRCodeEncoder.ENCODE_MODE.BYTE; //二维码编码方式
Encoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.M; //纠错码等级
Encoder.QRCodeScale = 5; //每个小方格的宽度
Encoder.QRCodeVersion = 5; //二维码版本号
int AgentId = Utils.GetAgentIdByDomain();
if (!AgentId.IsNullOrEmpty())
{
SysAgent SysAgent = Entity.SysAgent.FirstOrNew(n => n.Id == AgentId);
if (SysAgent.Tier != 1)
{
AgentId = 0;
}
if (SysAgent.IsTeiPai == 0)
{
AgentId = 0;
}
}
//动态调整二维码版本号,上限40，过长返回空白图片，编码后字符最大字节长度2953
string URL = string.Format("{0}/mobile/down/index-{2}.html#hfQCL{1}", SysPath, Sceneid, AgentId);
Bitmap image = Encoder.Encode(URL, Encoding.UTF8);
image.Save(webFilePath, ImageFormat.Gif);
}
UserLoginSceneid UserLoginSceneid = new UserLoginSceneid();
UserLoginSceneid.UId = 0;
UserLoginSceneid.AddTime = DateTime.Now;
UserLoginSceneid.Sceneid = Sceneid;
UserLoginSceneid.Pic = Sceneid + ".gif";
Entity.UserLoginSceneid.AddObject(UserLoginSceneid);
Entity.SaveChanges();
Response.Write(QRCodePicUrl);
}
