public ActionResult DownSumRain(string sd, string ed)
{
DateTime dtStart;
DateTime dtEnd;
sd = sd.Replace(' ', '-');
ed = ed.Replace(' ', '-');
if (string.IsNullOrEmpty(sd) || string.IsNullOrEmpty(ed))
{
dtStart = DateTime.Now;
dtEnd = DateTime.Now;
}
else
{
string[] aSdt = sd.Split('-');
string[] aEdt = ed.Split('-');
dtStart = new DateTime(Convert.ToInt32(aSdt[0]), Convert.ToInt32(aSdt[1]), Convert.ToInt32(aSdt[2]), Convert.ToInt32(aSdt[3]), 0, 1);
dtEnd = new DateTime(Convert.ToInt32(aEdt[0]), Convert.ToInt32(aEdt[1]), Convert.ToInt32(aEdt[2]), Convert.ToInt32(aEdt[3]), 59, 59);
}
string sStartDate = dtStart.ToString("yyyy-MM-ddTHH:mm:ss");
string sEndDate = dtEnd.ToString("yyyy-MM-ddTHH:mm:ss");
string ssql = @" select STID,STNAME,COUNTY,LAT,LON,sum(CONVERT(float, RAIN)) as RAIN from RainStation where 1=1
and RTime between @sd and @ed
and datepart(mi,RTime) = 0 and datepart(ss,RTime) = 0
group by STID,STNAME,COUNTY,LAT,LON ";
//List<RainStation> DataList = new List<RainStation>();
var DataList = dbDapper.Query(ssql, new { sd = sStartDate, ed = sEndDate });
//產生檔案路徑
string sTempPath = Path.Combine(Server.MapPath("~/temp/"), DateTime.Now.ToString("yyyyMMdd"));
//建立資料夾
Directory.CreateDirectory(sTempPath);
string sSaveFilePath = Path.Combine(sTempPath, "SumRainData_" + Guid.NewGuid().ToString() + ".csv");
DataTable dt = new DataTable();
dt.Columns.Add("STID");
dt.Columns.Add("STNAME");
dt.Columns.Add("COUNTY");
dt.Columns.Add("LAT");
dt.Columns.Add("LON");
dt.Columns.Add("RAIN");
foreach (var item in DataList)
{
DataRow NewRow = dt.NewRow();
NewRow["STID"] = item.STID;
NewRow["STNAME"] = item.STNAME;
NewRow["COUNTY"] = item.COUNTY;
NewRow["LAT"] = item.LAT;
NewRow["LON"] = item.LON;
NewRow["RAIN"] = item.RAIN;
dt.Rows.Add(NewRow);
}
DataExport de = new DataExport();
Boolean bSuccess = de.ExportBigDataToCsv(sSaveFilePath, dt);
if (bSuccess)
{
string filename = string.Format("SumRainData_{0}_{1}.csv", sd, ed).Replace("-", "");
//ASP.NET 回應大型檔案的注意事項
//http://blog.miniasp.com/post/2008/03/11/Caution-about-ASPNET-Response-a-Large-File.aspx
//***** 下載檔案過大，使用特殊方法 *****
HttpContext context = System.Web.HttpContext.Current;
context.Response.TransmitFile(sSaveFilePath);
context.Response.ContentType = "text/csv";
context.Response.AddHeader("Content-Disposition", string.Format("attachment;filename={0}", filename));
Response.End();
}
return(null);
}
public ActionResult DownRainStation(string sd, string ed, string Station)
{
DateTime dtStart;
DateTime dtEnd;
sd = sd.Replace(' ', '-');
ed = ed.Replace(' ', '-');
if (string.IsNullOrEmpty(sd) || string.IsNullOrEmpty(ed))
{
dtStart = DateTime.Now;
dtEnd = DateTime.Now;
}
else
{
string[] aSdt = sd.Split('-');
string[] aEdt = ed.Split('-');
dtStart = new DateTime(Convert.ToInt32(aSdt[0]), Convert.ToInt32(aSdt[1]), Convert.ToInt32(aSdt[2]), Convert.ToInt32(aSdt[3]), 0, 1);
dtEnd = new DateTime(Convert.ToInt32(aEdt[0]), Convert.ToInt32(aEdt[1]), Convert.ToInt32(aEdt[2]), Convert.ToInt32(aEdt[3]), 59, 59);
}
string sStartDate = dtStart.ToString("yyyy-MM-ddTHH:mm:ss");
string sEndDate = dtEnd.ToString("yyyy-MM-ddTHH:mm:ss");
string ssql = @" select * from RainStation where 1=1
and STID = @STID
and RTime between @sd and @ed
and datepart(mi,RTime) = 0 and datepart(ss,RTime) = 0
order by RTime ";
List <RainStation> DataList = new List <RainStation>();
DataList = dbDapper.Query <RainStation>(ssql, new { STID = Station, sd = sStartDate, ed = sEndDate });
//產生檔案路徑
string sTempPath = Path.Combine(Server.MapPath("~/temp/"), DateTime.Now.ToString("yyyyMMdd"));
//建立資料夾
Directory.CreateDirectory(sTempPath);
string sSaveFilePath = Path.Combine(sTempPath, "RainDataByStation_" + Guid.NewGuid().ToString() + ".csv");
DataTable dt = Utils.ConvertToDataTable <RainStation>(DataList);
DataExport de = new DataExport();
Boolean bSuccess = de.ExportBigDataToCsv(sSaveFilePath, dt);
if (bSuccess)
{
string filename = string.Format("RainDataByStation_{0}_{1}.csv", sd, ed).Replace("-", "");
//ASP.NET 回應大型檔案的注意事項
//http://blog.miniasp.com/post/2008/03/11/Caution-about-ASPNET-Response-a-Large-File.aspx
//***** 下載檔案過大，使用特殊方法 *****
HttpContext context = System.Web.HttpContext.Current;
context.Response.TransmitFile(sSaveFilePath);
context.Response.ContentType = "text/csv";
context.Response.AddHeader("Content-Disposition", string.Format("attachment;filename={0}", filename));
Response.End();
}
return(null);
}
