public static ImageOptimizationResponse ConvertToResponse(this KrakenResponse krakenResponse)
{
if (krakenResponse == null)
{
return(new ImageOptimizationResponse());
}
var webClient = new WebClient();
var imageOptimizationResponse = new ImageOptimizationResponse
{
OriginalImageUrl = krakenResponse.file_name,
OriginalImageSize = krakenResponse.original_size,
PercentSaved = (krakenResponse.kraked_size / krakenResponse.original_size) * 100,
OptimizedImageSize = krakenResponse.kraked_size,
ErrorMessage = "An error has occurred while compressing image"
};
if (!string.IsNullOrEmpty(krakenResponse.file_name))
{
imageOptimizationResponse.OptimizedImage = webClient.DownloadData(krakenResponse.kraked_url);
imageOptimizationResponse.Successful = true;
}
return(imageOptimizationResponse);
}
public static ImageOptimizationResponse ConvertToResponse(this SmushItResponse smushItResponse)
{
if (smushItResponse == null)
{
return(new ImageOptimizationResponse());
}
var webClient = new WebClient();
var imageOptimizationResponse = new ImageOptimizationResponse
{
OriginalImageUrl = smushItResponse.Src,
OriginalImageSize = smushItResponse.Src_Size,
PercentSaved = smushItResponse.Percent,
OptimizedImageSize = smushItResponse.Dest_Size,
ErrorMessage = smushItResponse.Error
};
if (!string.IsNullOrEmpty(smushItResponse.Dest))
{
imageOptimizationResponse.OptimizedImage = webClient.DownloadData(smushItResponse.Dest);
imageOptimizationResponse.Successful = true;
}
return(imageOptimizationResponse);
}
private Identity AddLogEntry(ImageOptimizationResponse imageOptimizationResponse, ImageData imageData)
{
ImageLogEntry logEntry = this._imageLogRepository.GetLogEntry(imageOptimizationResponse.OriginalImageUrl) ?? new ImageLogEntry();
logEntry.ContentGuid = imageData.ContentGuid;
logEntry.OriginalSize = imageOptimizationResponse.OriginalImageSize;
logEntry.OptimizedSize = imageOptimizationResponse.OptimizedImageSize;
logEntry.PercentSaved = imageOptimizationResponse.PercentSaved;
logEntry.ImageUrl = imageOptimizationResponse.OriginalImageUrl;
return(this._imageLogRepository.Save(logEntry));
}
public override string Execute()
{
int count = 0;
long totalBytesBefore = 0;
long totalBytesAfter = 0;
var contentRepository = ServiceLocator.Current.GetInstance <IContentRepository>();
var blobFactory = ServiceLocator.Current.GetInstance <BlobFactory>();
IEnumerable <ImageData> allImages = GetFolders(contentRepository).SelectMany(GetImageFiles).Distinct();
if (_stop)
{
return($"Job stopped after optimizing {count} images.");
}
if (!ImageOptimizationSettings.Instance.BypassPreviouslyOptimized)
{
allImages = FilterPreviouslyOptimizedImages(allImages);
}
foreach (ImageData image in allImages)
{
if (_stop)
{
return
($"Job completed after optimizing: {count} images. Before: {totalBytesBefore / 1024} KB, after: {totalBytesAfter / 1024} KB.");
}
if (!PublishedStateAssessor.IsPublished(image) || image.IsDeleted)
{
continue;
}
var imageOptimizationRequest = new ImageOptimizationRequest
{
ImageUrl = image.ContentLink.GetFriendlyUrl()
};
ImageOptimizationResponse imageOptimizationResponse = this._imageOptimization.ProcessImage(imageOptimizationRequest);
Identity logEntryId = this.AddLogEntry(imageOptimizationResponse, image);
if (imageOptimizationResponse.Successful)
{
totalBytesBefore += imageOptimizationResponse.OriginalImageSize;
if (imageOptimizationResponse.OptimizedImageSize > 0)
{
totalBytesAfter += imageOptimizationResponse.OptimizedImageSize;
}
else
{
totalBytesAfter += imageOptimizationResponse.OriginalImageSize;
}
if (image.CreateWritableClone() is ImageData file)
{
byte[] fileContent = imageOptimizationResponse.OptimizedImage;
var blob = blobFactory.CreateBlob(file.BinaryDataContainer, MimeTypeHelper.GetDefaultExtension(file.MimeType));
blob.Write(new MemoryStream(fileContent));
file.BinaryData = blob;
contentRepository.Save(file, SaveAction.Publish, AccessLevel.NoAccess);
this.UpdateLogEntryToOptimized(logEntryId);
count++;
}
}
else
{
_logger.Error("ErrorMessage from SmushItProxy: " + imageOptimizationResponse.ErrorMessage);
}
}
return
($"Job completed after optimizing: {count} images. Before: {totalBytesBefore / 1024} KB, after: {totalBytesAfter / 1024} KB.");
}
