public string SaveProductImage(Image image, string fileName, Product product, IImageFormat imageFormat)
{
var pathFileStorageDirectory = AppSettingConfigurationHelper.GetSection("PathFileStorageDirectory").Value;
if (pathFileStorageDirectory == null || pathFileStorageDirectory.Equals(string.Empty))
{
throw new Exception("File configuration must have App Setting with key PathFileStorageDirectory");
}
var pathDirectoryProduct = Path.Combine(pathFileStorageDirectory, "Images", "Products", product.Id.ToString());
var directoryProductInfo = new DirectoryInfo(pathDirectoryProduct);
if (!Directory.Exists(pathDirectoryProduct))
{
Directory.CreateDirectory(pathDirectoryProduct);
}
var resizedImage = ImageResizer.FixedSize(image, 600, 600);
var filePath = Path.Combine(directoryProductInfo.FullName, string.Format("{0}{1}", fileName, imageFormat.GetFileExtension()));
var encoder = imageFormat.GetEncoder();
resizedImage.Save(filePath, encoder);
resizedImage.Dispose();
return(Path.Combine("Images", "Products", product.Id.ToString(), fileName + imageFormat.GetFileExtension()));
}
public virtual async Task <bool> GenerateAsync(string imageUrl, bool isRegenerateAll)
{
if (string.IsNullOrEmpty(imageUrl))
{
throw new ArgumentNullException("imageUrl");
}
var thumbnailsParameters = GetThumbnailParameters();
if (thumbnailsParameters.IsNullOrEmpty())
{
return(false);
}
var originalImage = await LoadImageAsync(imageUrl);
var format = GetImageFormat(originalImage);
foreach (var parameters in thumbnailsParameters)
{
var thumbnailUrl = AddAliasToImageUrl(imageUrl, parameters.Alias);
if (isRegenerateAll || !Exists(thumbnailUrl))
{
//one process only can use an Image object at the same time.
Image clone;
lock (_progressLock)
{
clone = (Image)originalImage.Clone();
}
//Generate a Thumbnail
Image thumbnail = null;
switch (parameters.Method)
{
case ResizeMethod.FixedSize:
thumbnail = ImageResizer.FixedSize(clone, parameters.Width, parameters.Height, parameters.Color);
break;
case ResizeMethod.FixedWidth:
thumbnail = ImageResizer.FixedWidth(clone, parameters.Width, parameters.Color);
break;
case ResizeMethod.FixedHeight:
thumbnail = ImageResizer.FixedHeight(clone, parameters.Height, parameters.Color);
break;
case ResizeMethod.Crop:
thumbnail = ImageResizer.Crop(clone, parameters.Width, parameters.Height, parameters.AnchorPosition);
break;
}
//Save
if (thumbnail != null)
{
SaveImage(thumbnailUrl, thumbnail, format);
}
else
{
throw new ThumbnailGenetationException(string.Format(CultureInfo.InvariantCulture, "Cannot generate thumbnail for image '{0}'.", thumbnailUrl));
}
}
}
return(true);
}
