public ActionResult CreateProduct(HttpPostedFileBase ImgFile, Product cProduct, string base64str)
{
//驗證檔案
ImgUploadValidate ImgV = new ImgUploadValidate();
ImgV.filesize = 2000; //限制2mb
if (ImgV.UploadUserFile(ImgFile))
{ //檔案驗證成功
//local
string fileName = cProduct.ProductID + ImgV.contentType;
var path = Path.Combine(Server.MapPath("~/Image"), fileName);
ImgFile.SaveAs(path);
cProduct.ProductImg = "~/Image/" + fileName;
//compress
using (ImageMagick.MagickImage oImage = new ImageMagick.MagickImage(path))
{
oImage.Format = MagickFormat.Jpg;
oImage.ColorSpace = ImageMagick.ColorSpace.sRGB; //色盤採用sRGB
oImage.Quality = 80; //壓縮率
if (oImage.Height < 200)
{
oImage.Resize(0, 200);
}
oImage.Strip(); //去除圖片profile
oImage.Write(path);
}
//db
byte[] FileBytes;
using (MemoryStream ms = new MemoryStream())
{
ImgFile.InputStream.CopyTo(ms);
FileBytes = ms.GetBuffer();
}
cProduct.ProductImg_DB = FileBytes;
cProduct.Create_Date = DateTime.Now;
cProduct.Delete_Flag = false;
cProduct.Shelf_Flag = true;
if (ModelState.IsValid)
{ //model驗證成功
if (db.Product.Any(p => p.ProductID.Equals(cProduct.ProductID))) //判斷資料是否重複
{
TempData["DBResultErrorMessage"] = cProduct.ProductID + "資料已重複，請重新輸入";
return(View("CreateProduct"));
}
try
{
db.Product.Add(cProduct);
db.SaveChanges();
}
catch (Exception ex)
{//資料庫異動例外狀況
logger.Error(ex.Message);
TempData["DBResultErrorMessage"] = ex.Message;
return(View("CreateProduct"));
}
TempData["DBResultErrorMessage"] = cProduct.ProductID + "新增成功!";
return(RedirectToAction("ProductList")); //新增成功
}
else
{ //model 驗證失敗
return(View("CreateProduct"));
}
}
else
{//檔案驗證失敗
TempData["ImgValidate"] = ImgV.ErrorMessage;
return(View("CreateProduct"));
}
}
public ActionResult ProductEdit(Product product, HttpPostedFileBase ImgFile)
{
var Product = db.Product.Where(m => m.ProductID == product.ProductID).FirstOrDefault();
//驗證檔案
ImgUploadValidate ImgV = new ImgUploadValidate();
ImgV.filesize = 2000; //限制2mb
if (ImgV.UploadUserFile(ImgFile) || ImgV.ErrorMessage == "檔案不能為空的")
{ //檔案驗證成功
if (ImgV.UploadUserFile(ImgFile))
{
//local
string fileName = product.ProductID + ImgV.contentType;
var path = Path.Combine(Server.MapPath("~/Image"), fileName);
ImgFile.SaveAs(path);
product.ProductImg = "~/Image/" + fileName;
//compress
using (ImageMagick.MagickImage oImage = new ImageMagick.MagickImage(path))
{
oImage.Format = MagickFormat.Jpg;
oImage.ColorSpace = ImageMagick.ColorSpace.sRGB; //色盤採用sRGB
oImage.Quality = 80; //壓縮率
if (oImage.Height < 200)
{
oImage.Resize(0, 200);
}
oImage.Strip(); //去除圖片profile
oImage.Write(path);
}
//db
byte[] FileBytes;
using (MemoryStream ms = new MemoryStream())
{
ImgFile.InputStream.CopyTo(ms);
FileBytes = ms.GetBuffer();
}
Product.ProductImg_DB = FileBytes;
Product.ProductImg = "~/Image/" + fileName;
}
Product.Modify_Date = DateTime.Now;
Product.ProductExplain = product.ProductExplain;
Product.ProductName = product.ProductName;
Product.ProductPrice = product.ProductPrice;
Product.Shelf_Flag = product.Shelf_Flag;
Product.CategoryID = product.CategoryID;
try
{
if (ModelState.IsValid)
{ //model驗證成功
db.SaveChanges();
TempData["EditMessage"] = product.ProductID + "更新成功!";
return(RedirectToAction("ProductList"));
}
else
{ //model驗證失敗
TempData["EditMessage"] = "更新失敗，請確認資料格式是否正確!!";
return(View(Product));
}
}
catch (Exception ex)
{ //資料庫例外狀況
logger.Error(ex.Message);
TempData["EditMessage"] = ex.Message;
return(View(Product));
}
//return RedirectToAction("ProductList");
}
else
{ //檔案驗證失敗
TempData["EditMessage"] = ImgV.ErrorMessage;
return(View(Product));
}
}
