upload-web/testcopydownload.aspx.cs

using BizCom;
using ICSharpCode.SharpZipLib.Zip;
using SQLData;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.IO;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class testcopydownload : System.Web.UI.Page
{
    public static string upPath = ConfigurationManager.AppSettings["upPath"];
    public static string copyPath = ConfigurationManager.AppSettings["copyPath"];
    private void conErc(string msg)
    {
        Response.Write("{\"type\":\"error\",\"result\":\"" + msg + "\"}");
        //Response.End();
    }

    private void conSuc(string msg)
    {
        Response.Write("{\"type\":\"success\",\"result\":\"" + msg + "\"}");
        //Response.End();
    }

    protected void Page_Load(object sender, EventArgs e)
    {
        if (Request["hexdata"]!=null)
        {
            
            string tids = Request["hexdata"];
            if (tids.Trim() == "")
            {
                conErc("无法下载");
                return;
            }
            int userId = 0;
            if (Request["userid"] != null)
            {
                userId = Convert.ToInt32(Request["userid"]);
            }
            try
            {
                string[] tArr = tids.Split(',');
                List<string> tLst = new List<string>();
                foreach (string id in tArr)
                {
                    tLst.Add("'" + id + "'");
                }
                tids = string.Join(",", tLst.ToArray());
                StringBuilder sql = new StringBuilder();
                sql.AppendFormat("select ctid,seller_memo,FinishDesignTime,OrderState,SupplierName from view_erptradecell where orderstate=5 and ctid in ({0})", tids);
                DataTable dt = CeErpTradeCell.ExecuteDataset(sql.ToString()).Tables[0];
                if (dt == null || dt.Rows.Count < 1)
                {
                    conErc("没有找到相关订单");
                    return;
                }
                List<string> files = new List<string>();
                string dTime = "";
                string fname = "";
                int fc = 0;
                bool hasFile = false;
                string df_name = "";
                string[] extArr = new string[] { ".cdr", ".zip",".rar" };
                List<string> noFileLst = new List<string>();
                List<string> errorFileLst = new List<string>();
                foreach (DataRow dr in dt.Rows)
                {
                    if (dr["FinishDesignTime"].ToString() == "") continue;
                    hasFile = false;
                    dTime = getDesignTime(dr["FinishDesignTime"]);
                    df_name = upPath + "\\" + dTime + "\\" + formatMemo(dr["seller_memo"]);
                    foreach (string ext in extArr)
                    {
                        fname = df_name + ext;
                        if (!hasFile)
                        {
                            if (File.Exists(fname))
                            {
                                //bool isUpdateError = false;
                                //try
                                //{
                                //    SqlParameter[] sqlParameter ={
                                //    new SqlParameter("@mainctids", SqlDbType.VarChar,500),
                                //    new SqlParameter("@userid", SqlDbType.VarChar,4),
                                //    new SqlParameter("@res", SqlDbType.VarChar, 4000)
                                //    };
                                //    sqlParameter[0].Value = dr["ctid"].ToString();
                                //    sqlParameter[1].Value = userId;
                                //    sqlParameter[2].Direction = ParameterDirection.Output;
                                //    CeErpTradeCell.ExecuteDataSetStore("sp_set_download", sqlParameter);
                                //}
                                //catch (Exception ex)
                                //{
                                //    isUpdateError = true;
                                //    errorFileLst.Add("'" + dr["ctid"].ToString() + "'");
                                //    XLog.SaveLog(0, "下载发生错误,ctid:" + dr["ctid"].ToString() + "," + ex.Message);
                                //}
                                //if (!isUpdateError)
                                //{
                                    hasFile = true;
                                    files.Add(fname);
                                    copyFile( fname);
                                    fc++;
                                //}
                            }
                        }
                        else
                        {
                            break;
                        }
                    }
                    if (!hasFile)
                    {
                        noFileLst.Add("'" + dr["ctid"].ToString() + "'");
                        //sql = new StringBuilder();
                        //sql.AppendFormat("insert into CE_ErpTradeLog(tid,orderstate,userid,operatetime,con) select ctid,{1},{2},getdate(),'{3}' from ce_erptradecell where ctid='{0}' ;", dr["ctid"], (int)OrderState.下单完成, 0, "找不到设计文件");
                        //CeErpTradeCell.ExecuteNonQuery(sql.ToString());
                        //conErc("找不到文件,订单号：" + dr["ctid"]);
                        //return;
                    }
                    //if (hasFile)
                    //{
                    //    fname = upPath + "\\" + dTime + "\\" + formatMemo(dr["seller_memo"]) + ".png";
                    //    if (File.Exists(fname))
                    //    {
                    //        files.Add(fname);
                    //        copyFile(getDesignDate(dr["FinishDesignTime"]), dr["SupplierName"].ToString(), fname);
                    //    }
                    //}
                    
                }
                if (fc == 0)
                {
                    conErc("没有找到相关的设计附件");
                    return;
                }

                //sql = new StringBuilder();
                //sql.AppendFormat("insert into CE_ErpTradeLog(tid,orderstate,userid,operatetime,con) select ctid,{1},{2},getdate(),'{3}' from ce_erptradecell where ctid in ({0}) ;", tids, (int)OrderState.下单完成, userId, "下载设计文件");
                //sql.AppendFormat("update ce_erptradecell set FinishPlaceTime=getdate(),OrderState={0},IsReturn=0 where ctid in ({1}) and orderstate={2} and IsReturn<>2 and seller_memo not like '%电子稿%' ;", (int)OrderState.下单完成, tids, (int)OrderState.设计完成);
                //sql.AppendFormat("update ce_erptradecell set FinishPlaceTime=getdate(),OrderState={0},IsReturn=0 where ctid in ({1}) and orderstate={2} and IsReturn<>2 and seller_memo like '%电子稿%' ;", (int)OrderState.已发货, tids, (int)OrderState.设计完成);

                //CeErpTradeCell.ExecuteNonQuery(sql.ToString());

                foreach (string ctid in tArr)
                {
                    CeErpTradeCell.UpdateRelationOrder(ctid);
                }

                if (Request["supplier"] != null && Request["supplier"].ToString() == "1")
                {
                    ZipFileDownload(files, "LT_" + DateTime.Now.ToString("yyyyMMddhhMmss") + ".zip");
                }
                else if (noFileLst.Count > 0 || errorFileLst.Count > 0)
                {
                    string tips = "";
                    if (noFileLst.Count > 0)
                    {
                        string notids = string.Join(",", noFileLst.ToArray());
                        //sql = new StringBuilder();
                        //sql.AppendFormat("insert into CE_ErpTradeLog(tid,orderstate,userid,operatetime,con) select ctid,{1},{2},getdate(),'{3}' from ce_erptradecell where ctid in ({0}) ;", notids, (int)OrderState.下单完成, 0, "找不到设计文件");
                        //CeErpTradeCell.ExecuteNonQuery(sql.ToString());
                        tips += "找不到文件,单号:" + notids;
                    }
                    if (errorFileLst.Count > 0)
                    {
                        string ertids = string.Join(",", errorFileLst.ToArray());
                        //sql = new StringBuilder();
                        //sql.AppendFormat("insert into CE_ErpTradeLog(tid,orderstate,userid,operatetime,con) select ctid,{1},{2},getdate(),'{3}' from ce_erptradecell where ctid in ({0}) ;", ertids, (int)OrderState.下单完成, 0, "下载设计文件出错");
                        //CeErpTradeCell.ExecuteNonQuery(sql.ToString());
                        tips += " 下载出错,单号：" + ertids;
                    }
                    conErc(tips);
                }
                else
                {
                    conSuc("文件已下载到共享目录");
                }
                
                return;
            }
            catch(Exception ex)
            {
                conErc("错误的下载访问");
                XLog.SaveLog(0, "copydown"+ex.Message);
                return;
            }
        }
    }


    private string formatMemo(object memo)
    {
        string m = memo.ToString();
        m = m.Replace("\\", "").Replace("/", "").Replace(":", "").Replace("*", "").Replace("?", "").Replace("<", "").Replace(">", "").Replace("|", "");
        return m;
    }

    private void copyFile(string file)
    {
        try
        {
            string path = copyPath + "\\" + "testcopy" ;
            if (!Directory.Exists(path)) Directory.CreateDirectory(path);
            string fname = Path.GetFileName(file);
            File.Copy(file, path + "\\" + fname, true);
            //if(!File.Exists(path + "\\" + fname))
            //{
            //    File.Copy(file, path + "\\" + fname, true);
            //}
        }
        catch(Exception ex)
        {
            XLog.SaveLog(0, "复制文件发生错误," + file + "," + ex.Message);
        }
        
    }

    private string getDesignTime(object v)
    {
        if (v.ToString()=="") return "";
        return Convert.ToDateTime(v).ToString("yyyyMM");
    }

    private string getDesignDate(object v)
    {
        return DateTime.Now.ToString("yyyy-MM-dd");
        if (v.ToString() == "") return "";
        return Convert.ToDateTime(v).ToString("yyyy-MM-dd");
    }

    ///  批量进行多个文件压缩到一个文件
    /// </summary>
    /// <param name="files">文件列表(绝对路径)</param> 这里用的数组，你可以用list 等或者
    /// <param name="zipFileName">生成的zip文件名称</param>
    private void ZipFileDownload(List<string> files, string zipFileName)
    {
        MemoryStream ms = new MemoryStream();
        byte[] buffer = null;

        using (ZipFile file = ZipFile.Create(ms))
        {
            file.BeginUpdate();
            //file.NameTransform = new ZipNameTransform();
            file.NameTransform = new MyNameTransfom();
            foreach (var item in files)
            {
                if (File.Exists(item)) file.Add(item);
            }
            file.CommitUpdate();
            buffer = new byte[ms.Length];
            ms.Position = 0;
            ms.Read(buffer, 0, buffer.Length);   //读取文件内容(1次读ms.Length/1024M)
            ms.Flush();
            ms.Close();
        }
        Response.Clear();
        Response.Buffer = true;
        Response.ContentType = "application/x-zip-compressed";
        Response.AddHeader("Set-Cookie", "fileDownload=true; path=/");
        Response.AddHeader("content-disposition", "attachment;filename=" + HttpUtility.UrlEncode(zipFileName));
        Response.BinaryWrite(buffer);
        Page.Response.Flush();
        Page.Response.SuppressContent = true;
        HttpContext.Current.ApplicationInstance.CompleteRequest();
        //ScriptManager.RegisterStartupScript(Page, Page.GetType(), "popup", "alert('123');", true);
        //Response.Flush();
        //Response.End();
    }

    private void downLoadFile(string file)
    {
        string filePath = Server.MapPath("d/"+file);//路径

        //以字符流的形式下载文件
        FileStream fs = new FileStream(filePath, FileMode.Open);
        byte[] bytes = new byte[(int)fs.Length];
        fs.Read(bytes, 0, bytes.Length);
        fs.Close();
        Response.ContentType = "application/octet-stream";
        //通知浏览器下载文件而不是打开
        Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(file, System.Text.Encoding.UTF8));
        Response.BinaryWrite(bytes);
        Response.Flush();
        Response.End();
    }
}