public ActionResult CreateQrCode()
{
string host = Request.Url.Host;
var port = Request.Url.Port;
string str = "http://" + host + ":" + port + "/Home/Detail?id=100";
using (var memoryStream = QRCodeHelper.GetQRCode(str, 10))
{
/*Response.ContentType = "image/jpeg";
* Response.OutputStream.Write(memoryStream.GetBuffer(), 0, (int)memoryStream.Length);
* Response.End();*/
Image img = Image.FromStream(memoryStream);
//Graphics graphics = Graphics.FromImage(img);
string savePath = "C:/Users/11619/Desktop/dsds/123.png";
img.Save(savePath, ImageFormat.Png);
AddTextToImg("C:/Users/11619/Desktop/dsds/123.png", "鼓风机房配电柜", "yehongjiang");
img.Dispose();
img = Image.FromFile("C:/Users/11619/Desktop/dsds/567.png");
//下面这段是将image转换为流从而输出到页面的img标签上去
MemoryStream ms = new MemoryStream();
byte[] imagedata = null;
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
imagedata = ms.GetBuffer();
Response.ContentType = "image/jpeg";
Response.OutputStream.Write(ms.GetBuffer(), 0, (int)ms.Length);
Response.End();
}
return(null);
}
public void CreateQrCode()
{
string host = Request.Url.Host;
var port = Request.Url.Port;
string str = "http://" + host + ":" + port + "/Chemical/ShowChemicalDevice?id=" + Request.Form["qrcode"];
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["SewagePlantIMS"].ConnectionString);
con.Open();
string sqlStr = "select cd_name from dm_chemical_device where id = " + Request.Form["qrcode"] + ";";
SqlCommand cmd = new SqlCommand(sqlStr, con);
string cd_name = cmd.ExecuteScalar().ToString();
con.Close();
using (var memoryStream = QRCodeHelper.GetQRCode(str, 10))
{
System.Drawing.Image img = Image.FromStream(memoryStream);
img = QRCodeHelper.AddTextToImg(img, cd_name, cd_name);
System.IO.MemoryStream ms = new System.IO.MemoryStream();
img.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
Response.ContentType = "application/octet-stream";
//文件名+文件格式 （这里编码采用的是utf-8）
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(cd_name + ".png", System.Text.Encoding.UTF8));
Response.BinaryWrite(ms.ToArray());
ms.Dispose();
img.Dispose();
}
}
public void can_render_qrcode_from_helper()
{
//Create QR code
var bmp = QRCodeHelper.GetQRCode("This is a quick test! 123#?", 10, Color.Black, Color.White, QRCodeGenerator.ECCLevel.H);
var result = HelperFunctions.BitmapToHash(bmp);
result.ShouldBe("e8c61b8f0455924fe08ba68686d0d296");
}
public ActionResult GetQRCodeImage()
{
GetQRCodeImageArgs args = RequestArgs <GetQRCodeImageArgs>();
GetQRCodeImageResult result = new GetQRCodeImageResult();
if (args == null || String.IsNullOrEmpty(args.Content))
{
result.Message = "参数无效。";
return(new ContentResult()
{
Content = JsonConvert.SerializeObject(result)
});
}
Image qrImage = null;
try
{
qrImage = QRCodeHelper.GetQRCode(args.Content);
if (qrImage == null)
{
result.Message = "二维码生成失败。";
return(new ContentResult()
{
Content = JsonConvert.SerializeObject(result)
});
}
string targetDir = Path.Combine(Server.MapPath("/"), "FileStore", args.Domain.ToString());
string storeFileName = Guid.NewGuid().ToString() + ".jpg";
string outputFileName = Path.Combine(targetDir, storeFileName);
qrImage.Save(outputFileName, ImageFormat.Jpeg);
result.Success = true;
result.FileName = String.Format("FileStore/{0}/{1}", args.Domain, storeFileName);
}
catch (Exception ex)
{
result.Message = ex.Message;
}
finally
{
if (qrImage != null)
{
qrImage.Dispose();
}
}
return(new ContentResult()
{
Content = JsonConvert.SerializeObject(result)
});
}
public ActionResult CreateQrCode(int courseId)
{
var url = webHost + "/Wap/Member/CheckIn?CourseId=" + courseId.ToString();
using (var memoryStream = QRCodeHelper.GetQRCode(url, 9))
{
Response.ContentType = "image/jpeg";
Response.OutputStream.Write(memoryStream.GetBuffer(), 0, (int)memoryStream.Length);
Response.End();
}
return(null);
}
public ActionResult InviteQrCode(int uid = 0)
{
var url = string.Format("http://" + Request.Url.Host + "/login/reg?uid=" + uid);
using (var ms = new MemoryStream())
{
QRCodeHelper.GetQRCode(url, ms);
Response.ContentType = "image/Png";
Response.OutputStream.Write(ms.GetBuffer(), 0, (int)ms.Length);
Response.End();
return(null);
}
}
public async Task GetQRCode()
{
Response.ContentType = "image/jpeg";
string qrToken = await SecurityServices.GetQRToken();
var bitmap = QRCodeHelper.GetQRCode($"{domain}/Security/Login?token={qrToken}", 4);
// 将二维码回调标识输出给cookie
// 创建cookie
Response.Cookies.Append(QRTOKEN_COOKIE_NAME, qrToken);
bitmap.Save(Response.Body, ImageFormat.Jpeg);
}
public void showQRCode(int Index, Config config)
{
if (Index >= 0)
{
string url = ShareHandler.GetShareUrl(config, Index);
if (Utils.IsNullOrEmpty(url))
{
picQRCode.Image = null;
txtUrl.Text = string.Empty;
return;
}
txtUrl.Text = url;
picQRCode.Image = QRCodeHelper.GetQRCode(url);
}
}
public void showQRCode(VmessItem item)
{
if (item != null)
{
string url = ShareHandler.GetShareUrl(item);
if (Utils.IsNullOrEmpty(url))
{
picQRCode.Image = null;
txtUrl.Text = string.Empty;
return;
}
txtUrl.Text = url;
picQRCode.Image = QRCodeHelper.GetQRCode(url);
}
}
public void showQRCode(int Index, Config config)
{
if (Index >= 0)
{
string url = ConfigHandler.GetVmessQRCode(config, Index);
if (string.IsNullOrEmpty(url))
{
picQRCode.Image = null;
txtUrl.Text = string.Empty;
return;
}
picQRCode.Image = QRCodeHelper.GetQRCode(url);
txtUrl.Text = url;
}
}
public void GenereateQRCode(string customer)
{
var message = $"{Name} {customer}".Truncate(50);
var storeSetup = ExecuteSync(_ => _.GetStoreSetup(StoreId));
var text = $"C{storeSetup.PayoutSwishNumber};{Orders.Sum(_=>_.Price).ToString("0.00").Replace(",",".")};{message};0";
if (!string.IsNullOrEmpty(text))
{
using var ms = new MemoryStream();
using var bitmap = QRCodeHelper.GetQRCode(text, 20, Color.Black, Color.White, QRCodeGenerator.ECCLevel.H);
bitmap.Save(ms, ImageFormat.Png);
QRCodeStr = $"data:image/png;base64,{Convert.ToBase64String(ms.ToArray())}";
}
StateHasChanged();
}
private void QRCodeForm_Shown(object sender, EventArgs e)
{
if (Index >= 0)
{
VmessQRCode vmessQRCode = null;
if (ConfigHandler.GetVmessQRCode(config, Index, ref vmessQRCode) != 0)
{
return;
}
string url = Utils.ToJson(vmessQRCode);
url = Utils.Base64Encode(url);
url = string.Format("{0}{1}", Global.vmessProtocol, url);
picQRCode.Image = QRCodeHelper.GetQRCode(url);
txtUrl.Text = url;
}
}
private void btnShare_Click(object sender, EventArgs e)
{
if (this.Height <= grbMain.Height)
{
if (Utils.IsNullOrEmpty(subItem.url))
{
picQRCode.Image = null;
return;
}
picQRCode.Image = QRCodeHelper.GetQRCode(subItem.url);
this.Height = grbMain.Height + 200;
}
else
{
this.Height = grbMain.Height;
}
}
private void _stateTimer_Tick(object sender, EventArgs e)
{
_loginAttempt++;
StaticFileLogger.Current.LogEvent(GetType().Name + $"._stateTimer_Tick(), _loginAttempt={_loginAttempt}", "Look for QR code", "", EventLogEntryType.Information);
string text = null;
using (Bitmap bitmap = (Bitmap)ScreenCaptureTool.CaptureScreenNew())
{
text = QRCodeHelper.GetQRCode(bitmap);
if (!IsValidStudentIdFormat(text))
{
string description = Convert.ToBase64String(ScreenCaptureTool.ImageToByteArray(bitmap, 75));
StaticFileLogger.Current.LogEvent(GetType().Name + "._stateTimer_Tick()", "No QR code found. Screenshot encoded in BASE64:", description, EventLogEntryType.Information);
}
else
{
StaticFileLogger.Current.LogEvent(GetType().Name + "._stateTimer_Tick()", $"QR code found: '{text}'", "", EventLogEntryType.Information);
UserID = text;
_HACK_UserIdFoundInQRCode = true;
}
if (_loginAttempt >= 5)
{
StaticFileLogger.Current.LogEvent(GetType().Name + "._stateTimer_Tick()", "log in info", $"_loginAttempt is larger than five and _HACK_UserIdFoundInQRCode={_HACK_UserIdFoundInQRCode}", EventLogEntryType.Information);
if (!_HACK_UserIdFoundInQRCode)
{
_mainForm.InvokeUI(delegate
{
Show();
base.WindowState = FormWindowState.Minimized;
base.WindowState = FormWindowState.Normal;
BringToFront();
Focus();
Activate();
base.TopMost = true;
});
}
_stateTimer.Enabled = false;
}
}
}
/// <summary>
/// 教师发起签到
/// </summary>
/// <param name="TeaNo">教工编号</param>
/// <param name="CourseNo">课程编号</param>
/// <returns></returns>
public ActionResult InitiatedCheckIn(string TeaNo, string CourseNo)
{
if (TeaNo == null || CourseNo == null)
{
return(null);
}
using (var tran = AttendanceService.dal.dbContext.Database.BeginTransaction())
{
AttendanceResult result = AttendanceService.InitiatedAttendance(TeaNo, CourseNo);
try
{
if (result.ResultCode == ResultCode.Ok)
{
string HostIP = IPUtils.GetHostAddresse();
string data = $"http://{HostIP}:8080/api/Attendance/StudentCheckIn?AttendanceId={result.AttendanceId}&CourseNo={CourseNo}&StuNo=";
byte[] bytes = QRCodeHelper.GetQRCode(data);
var room = RoomService.GetEntity(u => u.F_EnCode == result.RoomNo).FirstOrDefault();
string mac = room?.F_ComputeMac;
string connectionId = Cache.GetCache <string>(mac);
GlobalHost.ConnectionManager.GetHubContext <QRCodeHub>().Clients.Client(connectionId)
.ReciverImg(bytes);
tran.Commit();
}
}
catch (Exception exception)
{
ExceptionHelper.AddException(exception);
result.ResultCode = ResultCode.Error;
result.Message = "教室网页已断开连接";
result.AttendanceId = null;
tran.Rollback();
}
return(Json(result, JsonRequestBehavior.AllowGet));
}
}
internal GetMemberQRCodeImageResult GetMemberQRCodeImage(string serverRootDir, GetCampaign_MemberQRCodeImageArgs args)
{
GetMemberQRCodeImageResult result = new GetMemberQRCodeImageResult();
if (args == null || String.IsNullOrEmpty(args.LandingUrl))
{
result.Message = "参数不正确";
return(result);
}
MemberEntity member = _memberManager.GetMember(args.MemberId);
if (member == null)
{
result.Message = "会员信息不存在";
return(result);
}
FileRecord fileRecord = _fileManager.Get(args.BackgroundImageId);
if (fileRecord == null)
{
result.Message = "背景图信息不存在";
return(result);
}
string backgroundImageFile =
Path.Combine(serverRootDir, String.Format("FileStore/{0}/{1}", args.Domain, fileRecord.StoredFileName));
if (File.Exists(backgroundImageFile) == false)
{
result.Message = "背景图文件不存在";
return(result);
}
FileDownloadAgentArgs downloadArgs = new FileDownloadAgentArgs();
downloadArgs.Domain = args.Domain;
downloadArgs.Url = member.Headimgurl_96;
downloadArgs.ServerRootDir = serverRootDir;
FileDownloadAgentResult downloadResult = _fileManager.Download(downloadArgs);
if (downloadResult.Success == false)
{
result.Message = downloadResult.Message;
return(result);
}
string headImageFile = Path.Combine(serverRootDir, downloadResult.OutputFile);
Image qrImage = null;
Image backgroundImage = null;
Image headImage = null;
try
{
qrImage = QRCodeHelper.GetQRCode(args.LandingUrl);
if (qrImage == null)
{
result.Message = "二维码生成失败。";
return(result);
}
backgroundImage = Image.FromFile(backgroundImageFile);
Graphics g = Graphics.FromImage(backgroundImage);
//qrImage
float x = backgroundImage.Width - qrImage.Width - 20;
float y = backgroundImage.Height - qrImage.Height - 20;
g.DrawImage(qrImage, x, y);
//headImage
x = 20;
y = backgroundImage.Height - 20 - 96;
headImage = Image.FromFile(headImageFile);
g.DrawImage(headImage, x, y, 96, 96);
////nickName
//Font font = new Font("黑体", 35f);
//x = 96 + 40;
//y = backgroundImage.Height - font.Size - 50;
//g.DrawString(member.NickName, font, Brushes.Black, new PointF(x, y));
g.Save();
string targetDir = Path.Combine(serverRootDir, "FileStore", args.Domain.ToString());
string storeFileName = Guid.NewGuid().ToString() + ".jpg";
string outputFileName = Path.Combine(targetDir, storeFileName);
backgroundImage.Save(outputFileName, ImageFormat.Jpeg);
result.Success = true;
result.FileName = String.Format("FileStore/{0}/{1}", args.Domain, storeFileName);
}
catch (Exception ex)
{
result.Message = ex.Message;
}
finally
{
if (qrImage != null)
{
qrImage.Dispose();
}
if (backgroundImage != null)
{
backgroundImage.Dispose();
}
if (headImage != null)
{
headImage.Dispose();
}
}
return(result);
}
public BsTableDataSource <ADCDQRCodeViewModel> QRCodeList(NoVerifyQRCodeList request)
{
//if (string.IsNullOrEmpty(adcd)) throw new Exception("adcd无效");
var _adcd = string.IsNullOrEmpty(request.adcd) ? adcd : request.adcd;
var _year = request.year == null ? DateTime.Now.Year : request.year;
using (var db = DbFactory.Open())
{
var builder = db.From <ADCDInfo>();
builder.LeftJoin <ADCDInfo, ADCDQRCode>((x, y) => x.adcd == y.adcd);
builder.Where(w => w.adcd.Contains(_adcd.Substring(0, 9)) && w.adcd != _adcd);
if (!string.IsNullOrEmpty(request.adnm))
{
builder.Where(w => w.adnm.Contains(request.adnm));
}
builder.Select(" ADCDQRCode.id,ADCDQRCode.qrpath,ADCDQRCode.qrname,ADCDInfo.adcd,ADCDInfo.adnm");
var count = db.Count(builder);
if (!string.IsNullOrEmpty(request.Sort) && !string.IsNullOrEmpty(request.Order) && request.Order == "asc")
{
builder.OrderBy(o => request.Sort);
}
else if (!string.IsNullOrEmpty(request.Sort) && !string.IsNullOrEmpty(request.Order) && request.Order == "desc")
{
builder.OrderByDescending(o => request.Sort);
}
else
{
builder.OrderBy(o => o.adcd);
}
//var rows = request.PageSize == 0 ? 10 : request.PageSize;
//var skip = request.PageIndex == 0 ? 0 : request.PageIndex * rows;
//builder.Limit(skip, rows);
var RList = db.Select <ADCDQRCodeViewModel>(builder);
if (!string.IsNullOrEmpty(request.adcds))
{
List <ADCDQRCodeViewModel> lstqrcode = new List <ADCDQRCodeViewModel>();
var A = request.adcds.Split(',');
for (var i = 0; i < A.Length; i++)
{
var f = RList.Single(w => w.adcd == A[i]);
if (f != null)
{
ADCDQRCode qrcode = new ADCDQRCode();
qrcode.adcd = f.adcd;
var filename = f.adnm + f.adcd.Substring(9, 3);
if (string.IsNullOrEmpty(f.qrpath))
{
//新增
string str = ConfigurationManager.AppSettings["QRCodeUrl"].ToString() + "?a=" + f.adcd + "";
qrcode.qrpath = QRCodeHelper.GetQRCode(str, RealName, filename);
qrcode.qrname = filename;
db.Insert(qrcode);
}
else
{
//删除
var filepath = System.Web.HttpContext.Current.Server.MapPath("~/" + f.qrpath);
File.Delete(filepath);
string str = ConfigurationManager.AppSettings["QRCodeUrl"].ToString() + "?a=" + f.adcd + "";
qrcode.qrpath = QRCodeHelper.GetQRCode(str, RealName, filename);
qrcode.qrname = filename;
db.Update <ADCDQRCode>(qrcode, w => w.adcd == f.adcd);
}
ADCDQRCodeViewModel qrv = new ADCDQRCodeViewModel()
{
adcd = f.adcd,
adnm = f.adnm,
qrname = f.qrname,
qrpath = qrcode.qrpath
};
lstqrcode.Add(qrv);
}
}
return(new BsTableDataSource <ADCDQRCodeViewModel>()
{
rows = lstqrcode, total = lstqrcode.Count()
});
}
return(new BsTableDataSource <ADCDQRCodeViewModel>()
{
rows = RList, total = count
});
}
}
