C# DirectoryInfo.GetImageFiles方法代碼示例

        public void CheckProductImages(IList<Product> productsNotExistInDb, string ImageFolder,
            out IList<Product> productsHasPicture
            , out IList<Product> productsNotHasPicture
            , out IList<FileInfo> imagesHasProduct
            , out IList<FileInfo> imagesHasNotProduct)
        {
            DirectoryInfo dir = new DirectoryInfo(ImageFolder);
            FileInfo[] images = dir.GetImageFiles(SearchOption.AllDirectories).ToArray<FileInfo>();// dirImage.GetFiles();

            productsHasPicture = new List<Product>();
            productsNotHasPicture = new List<Product>();

            imagesHasProduct = new List<FileInfo>();
            imagesHasNotProduct = new List<FileInfo>();

            //寫一個通用類,比較兩個序列,返回匹配結果.
            //Compare<T1,T2>  T1和T2需要實現他們兩者比較的接口
            foreach (Product p in productsNotExistInDb)
            {
                bool productHasImage = false;
                Console.WriteLine("productModel:" + p.ModelNumber);
                foreach (FileInfo image in images)
                {
                    string imageName = StringHelper.ReplaceSpace(Path.GetFileNameWithoutExtension(image.Name));
                    Console.Write("imageName:" + imageName);
                    if (imageName.Equals(StringHelper.ReplaceSpace(p.ModelNumber), StringComparison.OrdinalIgnoreCase))
                    {
                        //找到型號相同的圖片

                        p.UpdateImageList(image.FullName, WebProductImagesPath);
                        productsHasPicture.Add(p);
                        imagesHasProduct.Add(image);
                        productHasImage = true;
                        break;
                    }
                }
                if (!productHasImage)
                {
                    productsNotHasPicture.Add(p);
                }
            }
            foreach (FileInfo f in images)
            {
                bool imageHasProduct = false;
                foreach (FileInfo f2 in imagesHasProduct)
                {
                    if (f.Name.Equals(f2.Name))
                    {
                        imageHasProduct = true;
                        break;
                    }
                }
                if (!imageHasProduct)
                {
                    imagesHasNotProduct.Add(f);
                }
            }
        }

        private void CheckSingleFolder2Test(
            string folderName
           , int amountProductsHasPicture
           , int amountProductNotHasPicture
           , int amountProductExistsInDb
           , int amountImagesHasNotProduct
           , bool needCheckDataBase
           , DALProduct dalProduct
           , DALSupplier dalSupplier
            , IFormatSerialNoPersistent ifsp
            , DalBase<Product> dalBaseProduct)
        {
            string folderFullPath = Environment.CurrentDirectory + "\\TestFiles\\FormatCheck\\" + folderName + "\\";
            SingleFolderImport checker = new SingleFolderImport(folderFullPath);
            BizProduct bizP = new BizProduct();
            bizP.DalProduct = dalProduct;
            bizP.DalBase = dalBaseProduct;
            BizSupplier bizS = new BizSupplier();
            bizS.DalSupplier = dalSupplier;
            bizP.DalSupplier = dalSupplier;
            checker.NeedCheckWithDB = needCheckDataBase;
            checker.Import(bizP, bizS, ifsp);

            IList<Product> productsHasPicture = checker.ProductsPassedDBCheck
                          , productsNotHasPicture = checker.ProductsNotHasImage
                          , productsExistedInDB = checker.ProductsExistedInDB;
            IList<FileInfo> imagesHasProduct = checker.ImagesHasProduct
                          , imagesHasNotProduct = checker.ImagesNotHasProduct;

            // Assert.AreEqual("Success", FormatChecker.Check(folderContainsExcelAndImages));
            Assert.AreEqual(amountProductsHasPicture, checker.ProductsPassedDBCheck.Count);
            Assert.AreEqual(amountProductNotHasPicture, checker.ProductsNotHasImage.Count);
            Assert.AreEqual(amountProductExistsInDb, checker.ProductsExistedInDB.Count);
            Assert.AreEqual(amountImagesHasNotProduct, checker.ImagesNotHasProduct.Count);
            DateTime beginSaveResult = DateTime.Now;
            string saveFolder = Environment.CurrentDirectory + "\\TestFiles\\FormatCheck\\檢測結果\\";
            string saveFolderOfSupplier;
            if (productsHasPicture.Count > 0) saveFolderOfSupplier = bizS.GetByCode(productsHasPicture[0].SupplierCode).Name;
            else if (productsNotHasPicture.Count > 0) saveFolderOfSupplier = bizS.GetByCode(productsNotHasPicture[0].SupplierCode).Name;
            else throw new Exception();

            DirectoryInfo dirOfSavedSupplier = new DirectoryInfo(saveFolder + "合格數據\\" + saveFolderOfSupplier + "\\");
            if (dirOfSavedSupplier.Exists)
            {
                dirOfSavedSupplier.Delete(true);
            }
            string supplierName = string.Empty;
            if (productsExistedInDB.Count > 0) supplierName = bizS.GetByCode(productsExistedInDB[0].SupplierCode).Name;
            else if (productsHasPicture.Count > 0) supplierName = bizS.GetByCode(productsHasPicture[0].SupplierCode).Name;
            else if (productsNotHasPicture.Count > 0) supplierName = bizS.GetByCode(productsNotHasPicture[0].SupplierCode).Name;
            else
            {
                return;
            }
            supplierName = StringHelper.ReplaceInvalidChaInFileName(supplierName, string.Empty);
            checker.HandlerCheckResult(
                supplierName,
                 saveFolder,
                 WebProductImagesPath
                 );

            Assert.AreEqual(productsHasPicture.Count, dirOfSavedSupplier.GetImageFiles().ToArray().Length);

            Console.WriteLine("Time Cost CheckImage:" + (DateTime.Now - beginSaveResult).TotalSeconds);
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="folderName">包含excel和對應產品圖片的文件夾</param>
        /// <param name="amountProductsHasPicture_NotExitsted">可供導入的產品(沒有導入過,有圖片)</param>
        /// <param name="amountProductNotHasPicture_OrHasExisted">不合格產品(已導入,或 沒圖片</param>
        /// <param name="amountProductExistsInDb_HasExisted">不合格產品(已導入)</param>
        /// <param name="amountImagesHasNotProduct_OrHasExisted">沒有產品信息的圖片</param>
        /// <param name="needCheckDataBase">是否從數據庫查詢產品是否存在</param>
        /// <param name="dalProduct">供mock,判斷是否存在的方法</param>
        /// <param name="dalSupplier">供mock,獲取供應商的方法.</param>
        private void CheckSingleFolderTest(
             string folderName
            , int amountProductsHasPicture
            , int amountProductNotHasPicture
            , int amountProductExistsInDb
            , int amountImagesHasNotProduct
            , bool needCheckDataBase
            , DALProduct dalProduct
            , DALSupplier dalSupplier)
        {
            IList<Product> productsHasPicture, productsNotHasPicture, productsExistedInDB;
            IList<FileInfo> imagesHasProduct, imagesHasNotProduct;
            string folderFullPath = Environment.CurrentDirectory + "\\TestFiles\\FormatCheck\\" + folderName + "\\";
            ProductImportor checker = new ProductImportor();
            checker.BizProduct.DalBase = dalProduct;
            checker.BizProduct.DalSupplier = dalSupplier;
            checker.CheckWithDatabase = needCheckDataBase;
            checker.CheckSingleFolder(folderFullPath
                , out productsHasPicture
                , out productsNotHasPicture
                , out productsExistedInDB
                , out imagesHasProduct
                , out imagesHasNotProduct);
            // Assert.AreEqual("Success", FormatChecker.Check(folderContainsExcelAndImages));
            Assert.AreEqual(amountProductsHasPicture, productsHasPicture.Count);
            Assert.AreEqual(amountProductNotHasPicture, productsNotHasPicture.Count);
            Assert.AreEqual(amountProductExistsInDb, productsExistedInDB.Count);
            Assert.AreEqual(amountImagesHasNotProduct, imagesHasNotProduct.Count);
            DateTime beginSaveResult = DateTime.Now;
            string saveFolder=Environment.CurrentDirectory + "\\TestFiles\\FormatCheck\\檢測結果\\";
              string saveFolderOfSupplier;
               if (productsHasPicture.Count > 0) saveFolderOfSupplier = productsHasPicture[0].SupplierName;
               else if (productsNotHasPicture.Count > 0) saveFolderOfSupplier = productsNotHasPicture[0].SupplierName;
               else throw new Exception();

            DirectoryInfo dirOfSavedSupplier = new DirectoryInfo(saveFolder + "合格數據\\" + saveFolderOfSupplier+"\\");
               if (dirOfSavedSupplier.Exists)
               {
               dirOfSavedSupplier.Delete(true);
               }
               string supplierName = string.Empty;
               if (productsExistedInDB.Count > 0) supplierName = productsExistedInDB[0].SupplierName;
               else if (productsHasPicture.Count > 0) supplierName = productsHasPicture[0].SupplierName;
               else if (productsNotHasPicture.Count > 0) supplierName = productsNotHasPicture[0].SupplierName;
               else
               {
               return;
               }
               supplierName = StringHelper.ReplaceInvalidChaInFileName(supplierName, string.Empty);
               checker.HandlerCheckResult(
               supplierName,
                 productsHasPicture
                , productsNotHasPicture
                , productsExistedInDB
                , imagesHasProduct
                , imagesHasNotProduct
                , saveFolder);

               Assert.AreEqual(productsHasPicture.Count, dirOfSavedSupplier.GetImageFiles().ToArray().Length);

               Console.WriteLine("Time Cost CheckImage:" + (DateTime.Now - beginSaveResult).TotalSeconds);
        }

        /// <summary>
        /// 掃描指定文件夾,根絕文件夾和圖片名稱提取圖片信息
        /// <param name="targetPath">拷貝的目標地址,應該為網站的虛擬目錄的物理路徑</param>
        /// </summary>
        public IList<ImageInfo> ImportImage(string folderPath, string targetPath, out string message)
        {
            StringBuilder sb = new StringBuilder();
            IList<ImageInfo> images = new List<ImageInfo>();
            DirectoryInfo dir = new DirectoryInfo(folderPath);
            DirectoryInfo[] supplierDirs = dir.GetDirectories();

            //foreach (DirectoryInfo dirSupplier in supplierDirs)
            //{
            //    string supplierNameOfFolder = dirSupplier.Name;
            //    Supplier s = dalSupplier.GetOneByName(supplierNameOfFolder);
            //    if (s == null)
            //    {
            //        string errmsg = "沒有找到與文件夾同名的供應商名稱,請核查." + supplierNameOfFolder;
            //        NLibrary.NLogger.Logger.Debug(errmsg);
            //        sb.AppendLine(errmsg);
            //        continue;
            //    }
            FileInfo[] imageFiles = dir.GetImageFiles().ToArray();
            if (imageFiles.Length == 0)
            {
                string errmsg = "文件夾內沒有圖片:" + dir.FullName;
                NLibrary.NLogger.Logger.Debug(errmsg);
                sb.AppendLine(errmsg);

            }
            //本次操作中出現過的供應商
            IList<Supplier> supplierList = new List<Supplier>();
            foreach (FileInfo imageFile in imageFiles)
            {

                string supplierNameOfFolder = imageFile.Directory.Name;
                Supplier s = supplierList.SingleOrDefault(x => x.Name == supplierNameOfFolder || x.EnglishName == supplierNameOfFolder);
                if (s == null)
                {
                    s = DalSupplier.GetOneByName(supplierNameOfFolder);
                    if (s == null)
                    {
                        string errmsg = "沒有找到與文件夾同名的供應商名稱,請核查." + supplierNameOfFolder;
                        NLibrary.NLogger.Logger.Debug(errmsg);
                        sb.AppendLine(errmsg);
                        continue;
                    }
                    if (!supplierList.Contains(s))
                    {
                        supplierList.Add(s);
                    }
                }
                IList<Product> ProductsOfSupplier = DalProduct.GetListBySupplierCode(s.Code);

                if (ProductsOfSupplier.Count == 0)
                {
                    string errmsg = "沒有屬於該供應商的產品,請導入對應的報價單 或者 核實文件夾名稱與供應商名稱的一致性." + supplierNameOfFolder;
                    NLibrary.NLogger.Logger.Debug(errmsg);
                    sb.AppendLine(errmsg);
                    continue;
                }

                //讀取型號名稱
                string modelNumber =StringHelper.ToDBC(Path.GetFileNameWithoutExtension(imageFile.Name).Trim());

                Product p = null;//=  dalProduct.GetOneByModelNumberAndSupplier(modelNumber, dirSupplier.Name);

                IList<Product> productSupplierAndModel = ProductsOfSupplier.Where(
                    x => StringHelper.ToDBC(x.ModelNumber.Trim().Replace("\n", "")).ToLower() == modelNumber.ToLower()).ToList();
                if (productSupplierAndModel.Count == 0)
                {

                    string errmsg = "該圖片沒有對應的產品信息:" + supplierNameOfFolder + "," + imageFile.Name;
                    NLibrary.NLogger.Logger.Debug(errmsg);
                    sb.AppendLine(errmsg);
                    //    NLibrary.NLogger.Logger.Debug("沒有找到對應的圖片.供應商:" + dirSupplier.FullName+",型號:"+modelNumber);
                    continue;
                }
                else if (productSupplierAndModel.Count > 1)
                {
                    string errmsg = "該圖片對應多條產品信息,:" + supplierNameOfFolder + "," + imageFile.Name;
                    NLibrary.NLogger.Logger.Debug(errmsg);
                    sb.AppendLine(errmsg);
                }
                //拷貝圖片 到 對應文件夾
                p = productSupplierAndModel[0];
                p.UpdateImageList(imageFile.FullName, targetPath + "\\");
                DalProduct.Update(p);
                ImageInfo ii = new ImageInfo();
                ii.ImagePath = imageFile.FullName;
                ii.ModelNumber = modelNumber;
                ii.SupplierName = s.Name;
                images.Add(ii);
            }
            message = sb.ToString();
            return images;
        }