Exemplo n.º 1
0
        public ActionResult Login(User user)
        {
            var data = _Context.Users.Where(a => a.Email == user.Email && a.Password == user.Password).FirstOrDefault();

            if (data != null)
            {
                TempData["Message"] = data.Name;
                DateTime date = DateTime.Now;
                var      log  = _Context.UserLogs.Where(a => a.Date == date.Date && a.UserId == data.Id).FirstOrDefault();
                if (log == null)
                {
                    UserLog userLog = new UserLog();
                    userLog.UserId   = data.Id;
                    userLog.UserName = data.Name;
                    userLog.Date     = date.Date;
                    userLog.Count    = 1;
                    _Context.UserLogs.Add(userLog);
                    _Context.SaveChanges();
                }
                else
                {
                    log.Count = (log.Count + 1);
                    _Context.Update(log);
                    _Context.SaveChanges();
                }
                return(RedirectToAction("Index", "Dashboard"));
            }
            ViewBag.Invalid = "Invalid Email & Password..!";
            return(View());
        }
Exemplo n.º 2
0
 /// <summary>
 /// 保存当前上下文的修改
 /// </summary>
 /// <returns></returns>
 public int Save()
 {
     try
     {
         return(context.SaveChanges());
     }
     //catch (DbEntityValidationException dbEx)
     catch (Exception dbEx)
     {
         throw new Exception(dbEx.Message);
         //foreach (var validationErrors in dbEx.EntityValidationErrors)
         //{
         //    foreach (var validationError in validationErrors.ValidationErrors)
         //    {
         //        throw new Exception(string.Format("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage));
         //    }
         //}
     }
 }
Exemplo n.º 3
0
        public ActionResult InputData(UserData ud)
        {
            if (ud.RangeFrom >= ud.RangeTo)
            {
                ModelState.AddModelError("", "RangeFrom > RangeTo");
            }

            if ((ud.RangeTo - ud.RangeFrom) > 10000)
            {
                ModelState.AddModelError("", "Too much points");
            }

            if (ModelState.IsValid)
            {
                var check = db.UserDatas.FirstOrDefault(d => d.A == ud.A && d.B == ud.B && d.C == ud.C && d.RangeFrom == ud.RangeFrom && d.RangeTo == ud.RangeTo && d.Step == ud.Step);

                if (check != null)
                {
                    var existsPoints = db.Points.Where(p => p.UserDataId == check.Id).ToList();
                    return(Json(existsPoints, JsonRequestBehavior.AllowGet));
                }

                List <Point> points = new List <Point>();

                for (int i = ud.RangeFrom; i <= ud.RangeTo; i += ud.Step)
                {
                    Point p = new Point();
                    p.X = i;
                    p.Y = ud.A * i * i + ud.B * i + ud.C;
                    points.Add(p);
                    db.Points.Add(p);
                }

                db.UserDatas.Add(ud);

                db.SaveChanges();

                return(Json(points, JsonRequestBehavior.AllowGet));
            }

            ViewBag.Message = "Запрос не прошел валидацию на сервере";
            return(PartialView(ud));
        }
        protected void lnkDeleteFile_Command(object sender, CommandEventArgs e)
        {
            string filePath = e.CommandArgument.ToString().Split('|')[0];
            string id       = e.CommandArgument.ToString().Split('|')[1];

            using (var context = new ChartContext())
            {
                int gatherId = int.Parse(id);
                var entity   = context.Gathers.Find(gatherId);
                if (entity != null)
                {
                    var entities = context.GatherQuantities.Where(a => a.GatherID == gatherId);
                    context.GatherQuantities.RemoveRange(entities);
                    context.Gathers.Remove(entity);
                    try
                    {
                        context.SaveChanges();
                        string excelPath = Server.MapPath(filePath);
                        if (File.Exists(excelPath))
                        {
                            File.Delete(excelPath);
                        }
                        string pngFileName = filePath.Replace("xlsx", "png");
                        string pngPath     = Server.MapPath(pngFileName);
                        if (File.Exists(pngPath))
                        {
                            File.Delete(pngPath);
                        }
                        MessageBox.ShowAndRedirect(this, "文件删除成功", "AddChartData.aspx?tab=gather");
                    }
                    catch (Exception ex)
                    {
                        //throw new Exception(ex.Message);
                        MessageBox.ShowAndRedirect(this, "文件删除失败:" + ex.Message, "AddChartData.aspx?tab=gather");
                    }
                }
            }
        }
Exemplo n.º 5
0
        protected void lnkDeleteFile_Command(object sender, CommandEventArgs e)
        {
            string filePath = e.CommandArgument.ToString().Split('|')[0];
            string id       = e.CommandArgument.ToString().Split('|')[1];

            using (var context = new ChartContext())
            {
                int gatherId    = int.Parse(id);
                var gather      = context.Gathers.Find(gatherId);
                var legend      = context.Legends.FirstOrDefault(a => a.GatherID == gatherId);
                var legendDatas = context.LegendDatas.Where(a => a.LegendID == legend.ID);
                context.LegendDatas.RemoveRange(legendDatas);
                context.Legends.Remove(legend);
                context.Gathers.Remove(gather);
                try
                {
                    context.SaveChanges();
                    string excelPath = Server.MapPath(filePath);
                    if (File.Exists(excelPath))
                    {
                        File.Delete(excelPath);
                    }
                    string pngFileName = filePath.Replace("xlsx", "png");
                    string pngPath     = Server.MapPath(pngFileName);
                    if (File.Exists(pngPath))
                    {
                        File.Delete(pngPath);
                    }
                    MessageBox.ShowAndRedirect(this, "图表删除成功", Request.RawUrl);
                }
                catch (Exception)
                {
                    throw;
                }
            }
        }
        protected void btnGatherSubmit_Click(object sender, EventArgs e)
        {
            string customerId = this.ddlCustomer.SelectedValue;
            string chartTitle = this.txtChartTitle.Text.Trim().Replace("#", "");
            Dictionary <string, string> tables = (Dictionary <string, string>)ViewState["tables"];

            using (var context = new ChartContext())
            {
                try
                {
                    var               missing     = Type.Missing;
                    string            fileName    = Server.MapPath("~/template_files/template_workbook.xlsx");
                    Excel.Application application = new Excel.Application();
                    application.Visible       = false;
                    application.DisplayAlerts = false;

                    Excel.Workbook   workbook  = application.Workbooks.Open(fileName);
                    string           sheetname = "sheet1";
                    Excel._Worksheet worksheet = workbook.Sheets[sheetname];
                    worksheet.Activate();

                    Excel.Range Range_B1 = worksheet.get_Range("B1");
                    Range_B1.Value2 = "敏感信息量";
                    Excel.Range Range_C1 = worksheet.get_Range("C1");
                    Range_C1.Value2 = "信息总量";
                    int i = 1;
                    foreach (KeyValuePair <string, string> item in tables)
                    {
                        i++;
                        Excel.Range Range_Ai = worksheet.get_Range("A" + i);
                        Range_Ai.Value2 = item.Key;
                        Excel.Range Range_Bi = worksheet.get_Range("B" + i);
                        Range_Bi.Value2 = item.Value.Split(',')[0];
                        Excel.Range Range_Ci = worksheet.get_Range("C" + i);
                        Range_Ci.Value2 = item.Value.Split(',')[1];
                    }
                    Excel.Range dataSourceRange = worksheet.get_Range("A1", "C" + i);
                    Excel.Shape shape1          = worksheet.Shapes.AddChart(Excel.XlChartType.xl3DColumnClustered, missing, missing, missing, missing);

                    //设置数据源
                    shape1.Chart.SetSourceData(dataSourceRange, missing);

                    //设置标题
                    shape1.Chart.HasTitle        = true;
                    shape1.Chart.ChartTitle.Text = chartTitle;
                    shape1.Chart.ChartTitle.Format.TextFrame2.TextRange.Font.Size = 16;

                    //设置Legend
                    shape1.Chart.SeriesCollection(1).Name = (string)worksheet.get_Range("B1").Value2;
                    shape1.Chart.SeriesCollection(2).Name = (string)worksheet.get_Range("C1").Value2;
                    shape1.Chart.ApplyDataLabels();

                    shape1.Left               = (float)worksheet.get_Range("G1").Left;
                    shape1.Top                = (float)worksheet.get_Range("G6").Top;
                    shape1.Fill.Visible       = MsoTriState.msoTrue;
                    shape1.Fill.ForeColor.RGB = Color.FromArgb(225, 236, 238).ToArgb();
                    shape1.Fill.Transparency  = 0;
                    shape1.Fill.Solid();
                    shape1.Chart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionBottom;

                    DirectoryInfo directoryInfo = new DirectoryInfo(Server.MapPath("~/Download/" + this.ddlCustomer.SelectedItem.Text));
                    if (!directoryInfo.Exists)
                    {
                        directoryInfo.Create();
                    }
                    String ymd = DateTime.Now.ToString("yyyyMMddHHmmss", DateTimeFormatInfo.InvariantInfo);
                    string saveExcelFileName = String.Format("{0}_{1}.xlsx", chartTitle, ymd);
                    string saveExcelFilePath = Path.Combine(directoryInfo.FullName, saveExcelFileName);
                    string savePngFileName   = String.Format("{0}_{1}.png", chartTitle, ymd);
                    string savePngFilePath   = Path.Combine(directoryInfo.FullName, savePngFileName);
                    string excelFileName     = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + saveExcelFileName;
                    string pngFileName       = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + savePngFileName;
                    worksheet.SaveAs(saveExcelFilePath, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
                    shape1.Chart.Export(savePngFilePath, missing, missing);
                    application.Quit();
                    worksheet   = null;
                    workbook    = null;
                    application = null;
                    GC.GetTotalMemory(false);
                    GC.Collect();
                    GC.WaitForPendingFinalizers();
                    GC.Collect();
                    GC.GetTotalMemory(true);

                    var entity = new Gather
                    {
                        CustomerID    = int.Parse(customerId),
                        TimeRange     = "",
                        ChartTitle    = chartTitle,
                        ExcelFilePath = excelFileName,
                        PngFilePath   = pngFileName,
                        AddDate       = DateTime.Now,
                        Flag          = "gather"
                    };
                    foreach (KeyValuePair <string, string> item in tables)
                    {
                        var gatherQuantity = new GatherQuantity
                        {
                            ChannelName     = item.Key,
                            SensitiveNumber = int.Parse(item.Value.Split(',')[0]),
                            TotalNumber     = int.Parse(item.Value.Split(',')[1]),
                        };
                        entity.GatherQuantities.Add(gatherQuantity);
                    }
                    context.Gathers.Add(entity);
                    context.SaveChanges();
                    InitRepeater2();
                    using (FileStream fileStream = new FileStream(saveExcelFilePath, FileMode.Open))
                    {
                        byte[] bytes = fileStream.ToByteArray();
                        Response.Clear();
                        Response.AddHeader("Content-Length", fileStream.Length.ToString());
                        Response.ContentType = "application/ms-excel";
                        Response.AddHeader("Content-Disposition", "inline;FileName=" + saveExcelFileName);
                        fileStream.Close();
                        fileStream.Dispose();
                        Response.BinaryWrite(bytes);
                        Response.End();
                    }
                }
                catch (Exception ex)
                {
                    MessageBox.ShowAndRedirect(this, "生成图表是出错:" + ex.Message, Request.RawUrl);
                }
            }
        }
Exemplo n.º 7
0
 public bool Save()
 {
     return(_context.SaveChanges() >= 0);
 }
Exemplo n.º 8
0
        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            DataTable table = (DataTable)ViewState["CloneTable"];

            if (table == null)
            {
                MessageBox.Show(this, "数据表不存在!");
                return;
            }
            if (table.Rows.Count < 3)
            {
                MessageBox.Show(this, "不能低于3条数据!");
                return;
            }
            string customerId = this.ddlCustomer.SelectedValue;
            string chartTitle = this.txtChartTitle.Text.Trim().Replace("#", "");

            try
            {
                var               missing     = Type.Missing;
                string            fileName    = Server.MapPath("~/template_files/template_workbook.xlsx");
                Excel.Application application = new Excel.Application();
                application.Visible       = false;
                application.DisplayAlerts = false;
                Excel.Workbook workbook = application.Workbooks.Open(fileName);

                string           SheetName = "sheet1";
                Excel._Worksheet worksheet = workbook.Sheets[SheetName];
                worksheet.Activate();

                //写入Excel列头
                int i            = 0;
                int columnsCount = table.Columns.Count;
                for (int j = 0; j < columnsCount; j++)
                {
                    if (j > 1)
                    {
                        i++;
                        var         letter = CommonUtility.GetLetters()[i];
                        Excel.Range range  = worksheet.get_Range(letter + "1");
                        range.Value2 = table.Columns[j].ColumnName;
                    }
                }
                //写入Excel数据
                int a = 1;
                foreach (DataRow row in table.Rows)
                {
                    a++;
                    for (int b = 1; b < columnsCount; b++)
                    {
                        Excel.Range range = worksheet.get_Range(CommonUtility.GetLetters()[b - 1] + a);
                        range.Value2 = row[b].ToString();
                    }
                }


                Excel.Shape shape1 = worksheet.Shapes.AddChart(Excel.XlChartType.xlLine, missing, missing, missing, missing);

                Excel.Range sourceRange = worksheet.get_Range("A1", CommonUtility.GetLetters()[columnsCount - 2] + a);

                //设置数据源
                shape1.Chart.SetSourceData(sourceRange, missing);

                //设置标题
                shape1.Chart.HasTitle        = true;
                shape1.Chart.ChartTitle.Text = chartTitle;
                shape1.Chart.ChartTitle.Format.TextFrame2.TextRange.Font.Size = 16;

                Excel.Series se = shape1.Chart.SeriesCollection(1);
                se.Format.Line.Visible      = MsoTriState.msoTrue;
                se.Format.Line.Transparency = 0.0f;
                se.Format.Line.Weight       = 2.25f;

                se = shape1.Chart.SeriesCollection(2);
                se.Format.Line.ForeColor.RGB = Color.FromArgb(0, 0, 192).ToArgb();
                se.Format.Line.Visible       = MsoTriState.msoTrue;
                se.Format.Line.Transparency  = 0.0f;
                se.Format.Line.Weight        = 2.25f;

                shape1.Left               = (float)worksheet.get_Range("G1").Left;
                shape1.Top                = (float)worksheet.get_Range("G8").Top;
                shape1.Fill.Visible       = MsoTriState.msoTrue;
                shape1.Fill.ForeColor.RGB = Color.FromArgb(225, 236, 238).ToArgb();
                shape1.Fill.Transparency  = 0;
                shape1.Fill.Solid();
                shape1.Chart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionBottom;
                shape1.Chart.PlotArea.Format.Fill.Visible       = MsoTriState.msoTrue;
                shape1.Chart.PlotArea.Format.Fill.ForeColor.RGB = Color.FromArgb(218, 234, 253).ToArgb();
                shape1.Chart.PlotArea.Format.Fill.Transparency  = 0;
                shape1.Chart.PlotArea.Format.Fill.Solid();

                DirectoryInfo directoryInfo = new DirectoryInfo(Server.MapPath("~/Download/" + this.ddlCustomer.SelectedItem.Text));
                if (!directoryInfo.Exists)
                {
                    directoryInfo.Create();
                }
                String ymd = DateTime.Now.ToString("yyyyMMddHHmmss", DateTimeFormatInfo.InvariantInfo);
                string saveExcelFileName = String.Format("{0}_{1}.xlsx", chartTitle, ymd);
                string saveExcelFilePath = Path.Combine(directoryInfo.FullName, saveExcelFileName);
                string savePngFileName   = String.Format("{0}_{1}.png", chartTitle, ymd);
                string savePngFilePath   = Path.Combine(directoryInfo.FullName, savePngFileName);
                string excelFileName     = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + saveExcelFileName;
                string pngFileName       = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + savePngFileName;
                worksheet.SaveAs(saveExcelFilePath, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
                shape1.Chart.Export(savePngFilePath, missing, missing);

                application.Quit();
                worksheet   = null;
                workbook    = null;
                application = null;
                GC.GetTotalMemory(false);
                GC.Collect();
                GC.WaitForPendingFinalizers();
                GC.Collect();
                GC.GetTotalMemory(true);
                using (var context = new ChartContext())
                {
                    var entity = new Gather
                    {
                        CustomerID    = int.Parse(customerId),
                        TimeRange     = "",
                        ChartTitle    = chartTitle,
                        ExcelFilePath = excelFileName,
                        PngFilePath   = pngFileName,
                        AddDate       = DateTime.Now,
                        Flag          = "trendCompare"
                    };
                    StringBuilder sBuilder = new StringBuilder();
                    foreach (ListItem item in this.lstCategories.Items)
                    {
                        sBuilder.AppendFormat("{0},", item.Value);
                    }
                    string legendString = sBuilder.ToString().TrimEnd(',');
                    Legend legend       = new Legend()
                    {
                        LegendName = legendString
                    };
                    entity.Legends.Add(legend);

                    StringBuilder legendDataBuilder = new StringBuilder();
                    foreach (DataRow row in table.Rows)
                    {
                        for (int c = 0; c < table.Columns.Count; c++)
                        {
                            if (c > 0)
                            {
                                if (c == 1)
                                {
                                    legendDataBuilder.AppendFormat("{0}+", row[c].ToString());
                                }
                                else
                                {
                                    legendDataBuilder.AppendFormat("{0},", row[c].ToString());
                                }
                            }
                        }
                        legendDataBuilder.Append("|");
                    }
                    string strValue = legendDataBuilder.ToString().TrimEnd('|');
                    foreach (string str in strValue.Split('|'))
                    {
                        LegendData legendData = new LegendData()
                        {
                            DateString  = str.TrimEnd(',').Split('+')[0],
                            LegendValue = str.TrimEnd(',').Split('+')[1]
                        };
                        legend.LegendDatas.Add(legendData);
                    }
                    context.Gathers.Add(entity);
                    context.SaveChanges();
                }

                using (FileStream fileStream = new FileStream(saveExcelFilePath, FileMode.Open))
                {
                    byte[] bytes = fileStream.ToByteArray();
                    Response.Clear();
                    Response.AddHeader("Content-Length", fileStream.Length.ToString());
                    Response.ContentType = "application/ms-excel";
                    Response.AddHeader("Content-Disposition", "inline;FileName=" + saveExcelFileName);
                    fileStream.Close();
                    fileStream.Dispose();
                    Response.BinaryWrite(bytes);
                    Response.End();
                }
            }
            catch (Exception ex)
            {
                throw new Exception(ex.Message);
            }
        }
        protected void btnSubmit_Click(object sender, EventArgs e)
        {
            string customerId = this.ddlCustomer.SelectedValue;
            string filePath   = Server.MapPath("~/template_files/template_workbook.xlsx");
            string chartTitle = this.txtChartTitle.Text.Replace("#", "");

            using (var context = new ChartContext())
            {
                DataTable table  = (DataTable)ViewState["table"];
                DataTable table1 = (DataTable)ViewState["table1"];
                if (this.ddlChartType.SelectedValue == "1")
                {
                    var rows = table.Select("Quantity <> '0'");
                    if (rows.Count() == 0)
                    {
                        MessageBox.Show(this, "图表数据不能为空");
                        return;
                    }
                }
                if (this.ddlChartType.SelectedValue == "2")
                {
                    var rows = table1.Rows;
                    if (rows.Count == 0)
                    {
                        MessageBox.Show(this, "图表数据不能为空");
                        return;
                    }
                }

                try
                {
                    var               missing     = Type.Missing;
                    string            fileName    = Server.MapPath("~/template_files/template_workbook.xlsx");
                    Excel.Application application = new Excel.Application();
                    application.Visible       = false;
                    application.DisplayAlerts = false;

                    Excel.Workbook   workbook  = application.Workbooks.Open(fileName);
                    string           sheetname = "sheet1";
                    Excel._Worksheet worksheet = workbook.Sheets[sheetname];
                    worksheet.Activate();
                    List <GatherTrend> gatherTrends = new List <GatherTrend>();
                    List <int>         listElements = new List <int>();
                    int    i             = 0;
                    string chartCategory = this.ddlChartType.SelectedValue;
                    switch (chartCategory)
                    {
                    case "1":
                        table = (DataTable)ViewState["table"];
                        string dateString = string.Empty;
                        foreach (DataRow row in table.Rows)
                        {
                            if (row["Quantity"].ToString() != "0")
                            {
                                if (this.rbYearMonth.Checked == true)
                                {
                                    dateString = DateTime.Parse(row["Date"].ToString()).ToString("yyyy年M月");
                                }
                                else if (this.rbMonthDay.Checked == true)
                                {
                                    dateString = DateTime.Parse(row["Date"].ToString()).ToString("M月d日");
                                }
                                i++;
                                Excel.Range rangeA = worksheet.get_Range("A" + i);
                                rangeA.Value = dateString;
                                Excel.Range rangeB = worksheet.get_Range("B" + i);
                                rangeB.Value = row["Quantity"].ToString();
                                listElements.Add(row["Quantity"].ToInt32());
                                GatherTrend trend = new GatherTrend
                                {
                                    Name   = dateString,
                                    Number = row["Quantity"].ToInt32()
                                };
                                gatherTrends.Add(trend);
                            }
                        }
                        break;

                    case "2":
                        table1 = (DataTable)ViewState["table1"];
                        foreach (DataRow row in table1.Rows)
                        {
                            i++;
                            Excel.Range rangeA = worksheet.get_Range("A" + i);
                            rangeA.Value = row["Issue"];
                            Excel.Range rangeB = worksheet.get_Range("B" + i);
                            rangeB.Value = row["Quantity"].ToString();
                            listElements.Add(row["Quantity"].ToInt32());
                        }
                        break;
                    }

                    Excel.Range dataSourceRange = worksheet.get_Range("A1", "B" + i);
                    Excel.Shape shape1          = worksheet.Shapes.AddChart(Excel.XlChartType.xlLineMarkers, missing, missing, missing, missing);

                    //设置数据源
                    shape1.Chart.SetSourceData(dataSourceRange, missing);

                    //设置标题
                    shape1.Chart.HasTitle        = true;
                    shape1.Chart.ChartTitle.Text = chartTitle.Replace("#", "");
                    shape1.Chart.ChartTitle.Format.TextFrame2.TextRange.Font.Size = 16;

                    //设置Legend
                    if (this.rblDataLabels.SelectedValue == "1")
                    {
                        shape1.Chart.ApplyDataLabels();
                    }
                    else if (this.rblDataLabels.SelectedValue == "2")
                    {
                        int maxIndex = listElements.IndexOf(listElements.Max()) + 1;
                        int minIndex = listElements.IndexOf(listElements.Min()) + 1;
                        shape1.Chart.SeriesCollection(1).Points(maxIndex).ApplyDataLabels();
                        shape1.Chart.SeriesCollection(1).Points(minIndex).ApplyDataLabels();
                    }


                    shape1.Left               = (float)worksheet.get_Range("G1").Left;
                    shape1.Top                = (float)worksheet.get_Range("G6").Top;
                    shape1.Fill.Visible       = MsoTriState.msoTrue;
                    shape1.Fill.ForeColor.RGB = Color.FromArgb(225, 236, 238).ToArgb();
                    shape1.Fill.Transparency  = 0;
                    shape1.Fill.Solid();
                    shape1.Chart.PlotArea.Format.Fill.Visible       = MsoTriState.msoTrue;
                    shape1.Chart.PlotArea.Format.Fill.ForeColor.RGB = Color.FromArgb(218, 234, 253).ToArgb();
                    shape1.Chart.PlotArea.Format.Fill.Transparency  = 0;
                    shape1.Chart.PlotArea.Format.Fill.Solid();
                    //shape1.Chart.Legend.Position = Excel.XlLegendPosition.xlLegendPositionBottom;
                    shape1.Chart.HasLegend = false;

                    DirectoryInfo directoryInfo = new DirectoryInfo(Server.MapPath("~/Download/" + this.ddlCustomer.SelectedItem.Text));
                    if (!directoryInfo.Exists)
                    {
                        directoryInfo.Create();
                    }
                    String ymd = DateTime.Now.ToString("yyyyMMddHHmmss", DateTimeFormatInfo.InvariantInfo);
                    string saveExcelFileName = String.Format("{0}_{1}.xlsx", chartTitle, ymd);
                    string saveExcelFilePath = Path.Combine(directoryInfo.FullName, saveExcelFileName);
                    string savePngFileName   = String.Format("{0}_{1}.png", chartTitle, ymd);
                    string savePngFilePath   = Path.Combine(directoryInfo.FullName, savePngFileName);
                    string excelFileName     = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + saveExcelFileName;
                    string pngFileName       = "/Download/" + this.ddlCustomer.SelectedItem.Text + "/" + savePngFileName;
                    worksheet.SaveAs(saveExcelFilePath, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing, Type.Missing);
                    shape1.Chart.Export(savePngFilePath, missing, missing);
                    application.Quit();
                    worksheet   = null;
                    workbook    = null;
                    application = null;
                    GC.GetTotalMemory(false);
                    GC.Collect();
                    GC.WaitForPendingFinalizers();
                    GC.Collect();
                    GC.GetTotalMemory(true);

                    var entity = new Gather
                    {
                        CustomerID    = int.Parse(customerId),
                        TimeRange     = "",
                        ChartTitle    = chartTitle,
                        ExcelFilePath = excelFileName,
                        PngFilePath   = pngFileName,
                        AddDate       = DateTime.Now,
                        Flag          = "trend"
                    };
                    gatherTrends.ForEach(item =>
                    {
                        entity.GatherTrends.Add(item);
                    });
                    context.Gathers.Add(entity);
                    context.SaveChanges();
                    using (FileStream fileStream = new FileStream(saveExcelFilePath, FileMode.Open))
                    {
                        byte[] bytes = fileStream.ToByteArray();
                        Response.Clear();
                        Response.AddHeader("Content-Length", fileStream.Length.ToString());
                        Response.ContentType = "application/ms-excel";
                        Response.AddHeader("Content-Disposition", "inline;FileName=" + saveExcelFileName);
                        fileStream.Close();
                        fileStream.Dispose();
                        Response.BinaryWrite(bytes);
                        Response.End();
                    }
                    InitRepeater3();
                }
                catch (Exception ex)
                {
                    MessageBox.ShowAndRedirect(this, "生成图表是出错:" + ex.Message, Request.RawUrl);
                }
            }
        }
Exemplo n.º 10
0
 public void Save()
 {
     db.SaveChanges();
 }
 public void SaveChartItem()
 {
     _context.SaveChanges();
 }