Excel导出

sharepoint学习笔记汇总

http://blog.csdn.net/qq873113580/article/details/20390149

using System;
using System.Collections.Generic;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using NuctechProject.DTO.Bll;
using NuctechProject.DTO;
using System.Text;
using Maticsoft.DAL;
using System.Linq;
using Maticsoft.Model;
using System.Web.UI.WebControls;
using System.IO;
using Microsoft.Office.Interop.Excel;
using System.Web;

namespace NuctechProject.Layouts.Manage
{
    public partial class Compare : LayoutsPageBase
    {
        private MuchProjectBll bll = new MuchProjectBll();

        private aspnet_ProjectTaskDal taskDal = new aspnet_ProjectTaskDal();

        protected void Page_Load(object sender, EventArgs e)
        {
            string script = "_spOriginalFormAction = document.forms[0].action;\n_spSuppressFormOnSubmitWrapper = true;";
            this.ClientScript.RegisterClientScriptBlock(this.GetType(), "script", script, true);

            if (!IsPostBack)
            {
                if (bll.GetByCreateID(SPContext.Current.Web.CurrentUser.ID).Count == 0)
                {
                    this.innerHtml.Text = "您还没有加入对照项目，请在项目列表中加入须要对照的项目。";
                }
                else
                {
                    Bind();
                    BindRP();
                }
            }
        }


        private void Bind()
        {
            //获取须要对照的项目ID
            string idList = "";
            #region 获取所选的ID,返回（1，2，3）这种字符串
            List<MuchProject> mpList = bll.GetByCreateID(SPContext.Current.Web.CurrentUser.ID);

            for (int i = 0; i < mpList.Count; i++)
            {
                string id = "(" + mpList[i].ProjectID + ")";
                if (taskDal.GetInProjectID(id).Count == 0)
                {
                    this.innerHtml.Text = "项目[" + mpList[i].ProjectName + "]没有可对照的数据，请移除。";
                    return;
                }
                if (i + 1 == mpList.Count)
                {
                    idList += mpList[i].ProjectID;
                }
                else
                {
                    idList += mpList[i].ProjectID + ",";
                }
            }
            if (string.IsNullOrEmpty(idList))
            {
                this.innerHtml.Text = "您还没有加入对照项目，请在项目列表中加入须要对照的项目。";
                return;
            }
            idList = "(" + idList + ")";

            #endregion


            //依据项目ID找到相应的数据源
            List<aspnet_ProjectTask> dataSource = taskDal.GetInProjectID(idList);
            //检查项目


            //检查数据源的对照数据列是否一致
            #region 检查数据源的对照数据列是否一致
            var result = dataSource.Where(x => x.TaskName.Contains("#") == true && x.PID == 0);
            if (result.Count() == 0)
            {
                this.innerHtml.Text = "所选项目中的数据格式不对，无法生产对照信息。接收格式：一级里程碑的任务名如（生产编码#任务名字）。";
                return;
            }

            int taskID = 0;
            int count = -1;
            foreach (var item in result)
            {
                if (count == -1)
                {
                    taskID = item.TaskID;
                    count = dataSource.Where(x => x.PID == item.TaskID).Count();

                }
                else if (count != dataSource.Where(x => x.PID == item.TaskID).Count())
                {
                    count = -1;
                    break;
                }
            }
            if (count == -1)
            {
                this.innerHtml.Text = "所选项目中的数据格式不对，无法生产对照信息。原因：一级里程碑的直接下一级任务数不一致，不能对照。如：001#xxx的直接下一级任务为（任务1，任务2）；002#xxx的直接下一级任务有为（任务1，任务2，任务3）这样无法产生对照。";
                return;
            }

            #endregion
            //获取全部列名字集合
            List<string> colsName = dataSource.Where(x => x.PID == taskID).Select(x => x.TaskName).OrderBy(x => x).ToList<string>();
            #region 推断值是否同样
            bool b = true;
            foreach (var item in result)
            {
                var childs = dataSource.Where(x => x.PID == item.TaskID);
                foreach (var chidItem in childs)
                {
                    if (colsName.Contains(chidItem.TaskName) == false)
                    {
                        b = false;
                        break;
                    }
                }
            }
            if (b == false)
            {
                this.innerHtml.Text = "所选项目中的数据格式不对，无法生产对照信息。原因：一级里程碑的直接下一级任务名字不同样，不能对照。如：001#xxx的直接下一级任务为（任务1，任务3）；002#xxx的直接下一级任务有为（任务1，任务2）这样无法产生对照。";
                return;
            }
            #endregion

            lbtnToExcel.Visible = true;

            StringBuilder html = new StringBuilder();
            html.Append("<table id=‘content_table‘ border=‘0‘ cellpadding=‘0‘ cellspacing=‘0‘>");
            #region 第一行
            html.Append("<tr style=‘background-color:#D3E2F3;‘><td rowspan=‘2‘ style=‘text-algin:center;width:50px;‘>序号</td>");
            html.Append("<td rowspan=‘2‘ style=‘text-algin:left;width:200px;‘>项目名称</td>");
            html.Append("<td rowspan=‘2‘ style=‘text-algin:left;width:200px;‘>生产编号</td>");
            foreach (string colName in colsName)
            {
                html.Append("<td colspan=‘3‘ style=‘text-algin:center;‘>" + colName + "</td>");
            }
            html.Append("</tr>");
            #endregion

            #region 第二行
            html.Append("<tr style=‘background-color:#D3E2F3;‘>");
            foreach (string colName in colsName)
            {
                html.Append("<td style=‘text-algin:center;width:100px;‘>责任人</td>");
                html.Append("<td style=‘text-algin:center;width:180px;‘>计划開始时间</td>");
                html.Append("<td style=‘text-algin:center;width:180px;‘>计划结束时间</td>");
            }
            html.Append("</tr>");
            #endregion
            //循环项目行
            for (int i = 0; i < mpList.Count; i++)
            {
                //一个项目须要夸几行
                List<aspnet_ProjectTask> rowspan = dataSource.Where(x => x.ProjectId == mpList[i].ProjectID && x.TaskName.Contains("#") && x.PID == 0).ToList();
                //项目名称
                string projectName = dataSource.First(x => x.ProjectId == mpList[i].ProjectID).ProjectName;


                for (int j = 0; j < rowspan.Count; j++)
                {
                    if (j == 0)
                    {
                        html.Append("<tr>");
                        html.Append("<td rowspan=‘" + rowspan.Count() + "‘ style=‘text-algin:center;width:50px;‘>" + (i + 1) + "</td>");
                        html.Append("<td rowspan=‘" + rowspan.Count() + "‘ style=‘text-algin:center;width:200px;‘>" + projectName + "</td>");
                    }
                    else
                    {
                        html.Append("<tr>");
                    }
                    html.Append("<td style=‘text-algin:center;width:200px;‘>" + rowspan[j].TaskName + "</td>");
                    List<aspnet_ProjectTask> taskList = dataSource.Where(x => x.PID == rowspan[j].TaskID).OrderBy(x => x.TaskName).ToList();
                    for (int k = 0; k < taskList.Count; k++)
                    {
                        html.Append("<td style=‘text-algin:center;width:100px;‘>" + taskList[k].AssignedTo + "</td>");
                        html.Append("<td style=‘text-algin:center;width:180px;‘>" + taskList[k].StartDate.ToString("yyyy-MM-dd") + "</td>");
                        html.Append("<td style=‘text-algin:center;width:180px;‘>" + taskList[k].DueDate.ToString("yyyy-MM-dd") + "</td>");
                    }
                    html.Append("</tr>");
                }
            }
            this.innerHtml.Text = html.ToString();
        }

        protected void lbtnProjectList_Click(object sender, EventArgs e)
        {
            Response.Redirect(Common.rootUrl + "/_layouts/15/Manage/CompareProject.aspx?aid=a_229");
        }
        protected void lbtnProjectSee_Click(object sender, EventArgs e)
        {
            Response.Redirect(Common.rootUrl + "/_layouts/15/Manage/Compare.aspx?aid=a_229");
        }
        private void BindRP()
        {
            rpList.DataSource = new MuchProjectBll().GetByCreateID(SPContext.Current.Web.CurrentUser.ID);
            rpList.DataBind();
        }
        protected void rpList_ItemCommand(object source, RepeaterCommandEventArgs e)
        {
            if (e.CommandName == "del")
            {
                int id = Convert.ToInt32(e.CommandArgument);
                new MuchProjectBll().DeleteByID(id);
                BindRP();
                Bind();
            }
        }
        protected void lbtnClrear_Click(object sender, EventArgs e)
        {
            new MuchProjectBll().DeleteByCreateID(SPContext.Current.Web.CurrentUser.ID);
            BindRP();
            Bind();
        }
        protected void lbtnToExcel_Click(object sender, EventArgs e)
        {
            ProjectToExcel();
        }
        public void ProjectToExcel()
        {
            string userName = SPContext.Current.Web.CurrentUser.Name;
            SPSecurity.RunWithElevatedPrivileges(delegate
            {
                #region 删除以username为开头的文件
                string folderPath = Server.MapPath("~/_layouts/15/ProjectToExcel/" + userName + "/");
                string templatePath = Server.MapPath("~/_layouts/15/ProjectToExcel/" + userName + "/" + userName + "项目对照文件.xlsx");
                if (Directory.Exists(folderPath))     //根文件夹 
                {
                    //推断上传文件夹是否存在（删除遗留文件夹）
                    Directory.Delete(folderPath, true);
                }
                if (!Directory.Exists(folderPath))
                {
                    Directory.CreateDirectory(folderPath);
                }

                DirectoryInfo directory = new DirectoryInfo(folderPath);
                FileInfo[] fileInfoArray = directory.GetFiles();
                foreach (FileInfo file in fileInfoArray)
                {
                    if (file.Name.Contains(userName))
                    {
                        file.Delete();
                    }
                }
                #endregion

                #region Excel基本设置
                Microsoft.Office.Interop.Excel.ApplicationClass MyExcel = new Microsoft.Office.Interop.Excel.ApplicationClass();
                MyExcel.Visible = false;//excel是否可见
                MyExcel.DisplayAlerts = false;//屏蔽一些弹出窗体
                Microsoft.Office.Interop.Excel.Workbooks MyWorkBooks = MyExcel.Workbooks;
                Microsoft.Office.Interop.Excel.Workbook MyWorkBook = MyWorkBooks.Add(System.Type.Missing);
                Microsoft.Office.Interop.Excel.Worksheet MyWorkSheet = (Microsoft.Office.Interop.Excel.Worksheet)MyWorkBook.Worksheets[1];
                #endregion


                //获取须要对照的项目ID
                string idList = "";
                #region 获取所选的ID,返回（1，2，3）这种字符串
                List<MuchProject> mpList = bll.GetByCreateID(SPContext.Current.Web.CurrentUser.ID);

                for (int i = 0; i < mpList.Count; i++)
                {
                    string id = "(" + mpList[i].ProjectID + ")";
                    if (taskDal.GetInProjectID(id).Count == 0)
                    {
                        this.innerHtml.Text = "项目[" + mpList[i].ProjectName + "]没有可对照的数据，请移除。";
                        return;
                    }
                    if (i + 1 == mpList.Count)
                    {
                        idList += mpList[i].ProjectID;
                    }
                    else
                    {
                        idList += mpList[i].ProjectID + ",";
                    }
                }
                if (string.IsNullOrEmpty(idList))
                {
                    this.innerHtml.Text = "您还没有加入对照项目，请在项目列表中加入须要对照的项目。";
                    return;
                }
                idList = "(" + idList + ")";

                #endregion

                //依据项目ID找到相应的数据源
                List<aspnet_ProjectTask> dataSource = taskDal.GetInProjectID(idList);
                var result = dataSource.Where(x => x.TaskName.Contains("#") == true && x.PID == 0).ToList();
                int taskID = result[0].TaskID;
                //获取全部列名字集合
                List<string> colsName = dataSource.Where(x => x.PID == taskID).Select(x => x.TaskName).OrderBy(x => x).ToList<string>();
                //总列数
                int allCols = colsName.Count * 3 + 3;

                #region 第一二行
                MyWorkSheet.Cells[1, 1] = "序号";
                Merge(MyExcel, MyWorkSheet, 1, 1, 2, 1);
                MyWorkSheet.Cells[1, 2] = "项目名称";
                Merge(MyExcel, MyWorkSheet, 1, 2, 2, 2);
                MyWorkSheet.Cells[1, 3] = "生产编号";
                Merge(MyExcel, MyWorkSheet, 1, 3, 2, 3);
                for (int i = 0; i < colsName.Count; i++)
                {
                    int y = 4 + i + (2 * i);
                    MyWorkSheet.Cells[1, y] = colsName[i];
                    Merge(MyExcel, MyWorkSheet, 1, y, 1, (y + 2));

                    MyWorkSheet.Cells[2, y] = "责任人";
                    Merge(MyExcel, MyWorkSheet, 2, y, 2, y);
                    MyWorkSheet.Cells[2, y + 1] = "计划開始时间";
                    Merge(MyExcel, MyWorkSheet, 2, y + 1, 2, y + 1);
                    MyWorkSheet.Cells[2, y + 2] = "计划结束时间";
                    Merge(MyExcel, MyWorkSheet, 2, y + 2, 2, y + 2);
                }
                #endregion
                //总行数
                int rowCount = 3;
                //循环项目行
                for (int i = 0; i < mpList.Count; i++)
                {
                    //一个项目须要夸几行
                    List<aspnet_ProjectTask> rowspan = dataSource.Where(x => x.ProjectId == mpList[i].ProjectID && x.TaskName.Contains("#") && x.PID == 0).ToList();
                    //项目名称
                    string projectName = dataSource.First(x => x.ProjectId == mpList[i].ProjectID).ProjectName;

                    MyWorkSheet.Cells[rowCount, 1] = i + 1;
                    Merge(MyExcel, MyWorkSheet, rowCount, 1, rowCount - 1 + (rowspan.Count * 2), 1);
                    MyWorkSheet.Cells[rowCount, 2] = projectName;
                    Merge(MyExcel, MyWorkSheet, rowCount, 2, rowCount - 1 + (rowspan.Count * 2), 2);


                    int rowLine = rowCount;
                    for (int j = 0; j < rowspan.Count; j++)
                    {
                        MyWorkSheet.Cells[rowLine, 3] = rowspan[j].TaskName;
                        Merge(MyExcel, MyWorkSheet, rowLine, 3, rowLine + 1, 3);
                        List<aspnet_ProjectTask> taskList = dataSource.Where(x => x.PID == rowspan[j].TaskID).OrderBy(x => x.TaskName).ToList();
                        for (int k = 0; k < taskList.Count; k++)
                        {
                            int y = 4 + k + (2 * k);
                            MyWorkSheet.Cells[rowLine, y] = taskList[k].AssignedTo;
                            Merge(MyExcel, MyWorkSheet, rowLine, y, rowLine, y);
                            MyWorkSheet.Cells[rowLine, y + 1] = taskList[k].StartDate.ToString("yyyy-MM-dd");
                            Merge(MyExcel, MyWorkSheet, rowLine, y + 1, rowLine, y + 1);
                            MyWorkSheet.Cells[rowLine, y + 2] = taskList[k].DueDate.ToString("yyyy-MM-dd");
                            Merge(MyExcel, MyWorkSheet, rowLine, y + 2, rowLine, y + 2);
                        }
                        rowLine += 2;
                    }
                    rowCount = rowCount + (rowspan.Count * 2);
                }
                rowCount--;


                //给单元格加边框
                Range Range1 = MyWorkSheet.get_Range((Range)MyWorkSheet.Cells[1, 1], (Range)MyWorkSheet.Cells[rowCount, allCols]);
                Range1.Font.Name = "微软雅黑";
                Range1.EntireColumn.AutoFit();
                Range1.BorderAround(XlLineStyle.xlContinuous, XlBorderWeight.xlThin, XlColorIndex.xlColorIndexAutomatic, null);
                Range1.Borders.get_Item(XlBordersIndex.xlInsideHorizontal).LineStyle = XlLineStyle.xlContinuous;//块内竖线
                Range1.Borders.get_Item(XlBordersIndex.xlInsideVertical).LineStyle = XlLineStyle.xlContinuous;//块内横线
                SPSecurity.RunWithElevatedPrivileges(delegate { MyWorkBook.SaveCopyAs(templatePath); });

                Context.Response.ContentType = "application/ms-excel";
                Context.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(userName + "项目对照文件.xlsx", Encoding.UTF8));
                Response.BinaryWrite(File.ReadAllBytes(templatePath));
                Context.Response.End();
                // 删除副本
                File.Delete(templatePath);
                MyWorkBook.Close();
                MyWorkBooks.Close();
                MyExcel.Quit();
                GC.Collect();

            });
        }

        //合并单元格
        private void Merge(Microsoft.Office.Interop.Excel.ApplicationClass MyExcel, Microsoft.Office.Interop.Excel.Worksheet MyWorkSheet, int startX, int startY, int endX, int endY)
        {
            MyExcel.Application.DisplayAlerts = false;
            Range RangeTitle = MyWorkSheet.get_Range((Range)MyWorkSheet.Cells[startX, startY], (Range)MyWorkSheet.Cells[endX, endY]);
            RangeTitle.Merge(false);
            RangeTitle.EntireColumn.AutoFit();
            RangeTitle.HorizontalAlignment = XlHAlign.xlHAlignCenter;
            MyExcel.Application.DisplayAlerts = true;
        }

    }
}