public static string GetImageCacheTag(this IImageProcessor processor, IHasImages item, ImageType imageType, int imageIndex)
{
var imageInfo = item.GetImageInfo(imageType, imageIndex);
if (imageInfo == null)
{
return null;
}
return processor.GetImageCacheTag(item, imageInfo);
}
/// <summary>
/// Gets the enhanced image.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="imageType">Type of the image.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>Task{System.String}.</returns>
public async Task<string> GetEnhancedImage(IHasImages item, ImageType imageType, int imageIndex)
{
var enhancers = GetSupportedEnhancers(item, imageType).ToList();
var imageInfo = item.GetImageInfo(imageType, imageIndex);
var result = await GetEnhancedImage(imageInfo, item, imageIndex, enhancers);
return result.Item1;
}
/// <summary>
/// Gets the current image path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="type">The type.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>System.String.</returns>
/// <exception cref="System.ArgumentNullException">
/// imageIndex
/// or
/// imageIndex
/// </exception>
private ItemImageInfo GetCurrentImage(IHasImages item, ImageType type, int imageIndex)
{
return item.GetImageInfo(type, imageIndex);
}
public double? GetPrimaryImageAspectRatio(IHasImages item)
{
var imageInfo = item.GetImageInfo(ImageType.Primary, 0);
if (imageInfo == null || !imageInfo.IsLocalFile)
{
return null;
}
ImageSize size;
try
{
size = _imageProcessor.GetImageSize(imageInfo);
}
catch (Exception ex)
{
//_logger.ErrorException("Failed to determine primary image aspect ratio for {0}", ex, path);
return null;
}
var supportedEnhancers = _imageProcessor.GetSupportedEnhancers(item, ImageType.Primary).ToList();
foreach (var enhancer in supportedEnhancers)
{
try
{
size = enhancer.GetEnhancedImageSize(item, ImageType.Primary, 0, size);
}
catch (Exception ex)
{
_logger.ErrorException("Error in image enhancer: {0}", ex, enhancer.GetType().Name);
}
}
var width = size.Width;
var height = size.Height;
if (width == 0 || height == 0)
{
return null;
}
var photo = item as Photo;
if (photo != null && photo.Orientation.HasValue)
{
switch (photo.Orientation.Value)
{
case ImageOrientation.LeftBottom:
case ImageOrientation.LeftTop:
case ImageOrientation.RightBottom:
case ImageOrientation.RightTop:
var temp = height;
height = width;
width = temp;
break;
}
}
return width / height;
}
public bool MergeImages(IHasImages item, List<LocalImageInfo> images)
{
var changed = false;
foreach (var type in _singularImages)
{
var image = images.FirstOrDefault(i => i.Type == type);
if (image != null)
{
var currentImage = item.GetImageInfo(type, 0);
if (currentImage == null)
{
item.SetImagePath(type, image.FileInfo);
changed = true;
}
else if (!string.Equals(currentImage.Path, image.FileInfo.FullName,
StringComparison.OrdinalIgnoreCase))
{
item.SetImagePath(type, image.FileInfo);
changed = true;
}
else
{
currentImage.DateModified = _fileSystem.GetLastWriteTimeUtc(image.FileInfo);
}
}
}
if (UpdateMultiImages(item, images, ImageType.Backdrop))
{
changed = true;
}
var hasScreenshots = item as IHasScreenshots;
if (hasScreenshots != null)
{
if (UpdateMultiImages(item, images, ImageType.Screenshot))
{
changed = true;
}
}
return changed;
}
/// <summary>
/// Attaches the primary image aspect ratio.
/// </summary>
/// <param name="dto">The dto.</param>
/// <param name="item">The item.</param>
/// <param name="fields">The fields.</param>
/// <returns>Task.</returns>
public void AttachPrimaryImageAspectRatio(IItemDto dto, IHasImages item, List<ItemFields> fields)
{
var imageInfo = item.GetImageInfo(ImageType.Primary, 0);
if (imageInfo == null || !imageInfo.IsLocalFile)
{
return;
}
ImageSize size;
try
{
size = _imageProcessor.GetImageSize(imageInfo);
}
catch (Exception ex)
{
//_logger.ErrorException("Failed to determine primary image aspect ratio for {0}", ex, path);
return;
}
var supportedEnhancers = _imageProcessor.GetSupportedEnhancers(item, ImageType.Primary).ToList();
foreach (var enhancer in supportedEnhancers)
{
try
{
size = enhancer.GetEnhancedImageSize(item, ImageType.Primary, 0, size);
}
catch (Exception ex)
{
_logger.ErrorException("Error in image enhancer: {0}", ex, enhancer.GetType().Name);
}
}
if (size.Width > 0 && size.Height > 0)
{
dto.PrimaryImageAspectRatio = size.Width / size.Height;
}
}
/// <summary>
/// Gets the current image path.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="type">The type.</param>
/// <param name="imageIndex">Index of the image.</param>
/// <returns>System.String.</returns>
/// <exception cref="System.ArgumentNullException">
/// imageIndex
/// or
/// imageIndex
/// </exception>
private ItemImageInfo GetCurrentImage(IHasImages item, ImageType type, int imageIndex)
{
return(item.GetImageInfo(type, imageIndex));
}
private bool HasImage(IHasImages item, ImageType type)
{
var image = item.GetImageInfo(type, 0);
// if it's a placeholder image then pretend like it's not there so that we can replace it
return image != null && !image.IsPlaceholder;
}
/// <summary>
/// Gets the image path.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="item">The item.</param>
/// <returns>System.String.</returns>
private ItemImageInfo GetImageInfo(ImageRequest request, IHasImages item)
{
var index = request.Index ?? 0;
return(item.GetImageInfo(request.Type, index));
}
public bool MergeImages(IHasImages item, List<LocalImageInfo> images)
{
var changed = false;
foreach (var type in _singularImages)
{
var image = images.FirstOrDefault(i => i.Type == type);
if (image != null)
{
var currentImage = item.GetImageInfo(type, 0);
if (currentImage == null || !string.Equals(currentImage.Path, image.FileInfo.FullName, StringComparison.OrdinalIgnoreCase))
{
item.SetImagePath(type, image.FileInfo);
changed = true;
}
}
}
var backdrops = images.Where(i => i.Type == ImageType.Backdrop).ToList();
if (backdrops.Count > 0)
{
var foundImages = images.Where(i => i.Type == ImageType.Backdrop)
.Select(i => i.FileInfo)
.ToList();
if (foundImages.Count > 0)
{
if (item.AddImages(ImageType.Backdrop, foundImages))
{
changed = true;
}
}
}
var hasScreenshots = item as IHasScreenshots;
if (hasScreenshots != null)
{
var foundImages = images.Where(i => i.Type == ImageType.Screenshot)
.Select(i => i.FileInfo)
.ToList();
if (foundImages.Count > 0)
{
if (item.AddImages(ImageType.Screenshot, foundImages))
{
changed = true;
}
}
}
return changed;
}
/// <summary>
/// Attaches the primary image aspect ratio.
/// </summary>
/// <param name="dto">The dto.</param>
/// <param name="item">The item.</param>
/// <returns>Task.</returns>
public void AttachPrimaryImageAspectRatio(IItemDto dto, IHasImages item)
{
var imageInfo = item.GetImageInfo(ImageType.Primary, 0);
if (imageInfo == null)
{
return;
}
var path = imageInfo.Path;
// See if we can avoid a file system lookup by looking for the file in ResolveArgs
var dateModified = imageInfo.DateModified;
ImageSize size;
try
{
size = _imageProcessor.GetImageSize(path, dateModified);
}
catch (FileNotFoundException)
{
_logger.Error("Image file does not exist: {0}", path);
return;
}
catch (Exception ex)
{
_logger.ErrorException("Failed to determine primary image aspect ratio for {0}", ex, path);
return;
}
dto.OriginalPrimaryImageAspectRatio = size.Width / size.Height;
var supportedEnhancers = _imageProcessor.GetSupportedEnhancers(item, ImageType.Primary).ToList();
foreach (var enhancer in supportedEnhancers)
{
try
{
size = enhancer.GetEnhancedImageSize(item, ImageType.Primary, 0, size);
}
catch (Exception ex)
{
_logger.ErrorException("Error in image enhancer: {0}", ex, enhancer.GetType().Name);
}
}
dto.PrimaryImageAspectRatio = size.Width / size.Height;
}
