public long CreateUpload(HtmlUpload upload, IUnitOfWork unitOfWork = null)
{
IDatabaseManager dbm = _databaseManagerFactory.GetDatabaseManager(unitOfWork);
try
{
string sql = _sqlManager.GetSql("Sql.CreateHtmlUpload.sql");
dbm.SetSQL(sql);
dbm.AddParameter("@TenantId", FieldType.BigInt, upload.TenantId);
dbm.AddParameter("@ElementId", FieldType.BigInt, upload.ElementId);
dbm.AddParameter("@ImageTenantId", FieldType.BigInt, upload.ImageTenantId ?? (object)DBNull.Value);
dbm.AddParameter("@ThumbnailImageUploadId", FieldType.BigInt, upload.ThumbnailImageUploadId ?? (object)DBNull.Value);
dbm.AddParameter("@PreviewImageUploadId", FieldType.BigInt, upload.PreviewImageUploadId ?? (object)DBNull.Value);
dbm.AddParameter("@ImageUploadId", FieldType.BigInt, upload.ImageUploadId ?? (object)DBNull.Value);
dbm.AddParameter("@UploadTenantId", FieldType.BigInt, upload.UploadTenantId ?? (object)DBNull.Value);
dbm.AddParameter("@UploadId", FieldType.BigInt, upload.UploadId ?? (object)DBNull.Value);
dbm.AddOutputParameter("@HtmlUploadId", FieldType.BigInt);
Dictionary <string, object> outputValues = new Dictionary <string, object>();
dbm.ExecuteNonQuery(outputValues);
return((long)outputValues["@HtmlUploadId"]);
}
finally
{
if (unitOfWork == null)
{
dbm.Dispose();
}
}
}
public HtmlUpload ReadUpload(long tenantId, long elementId, long htmlUploadId, IUnitOfWork unitOfWork = null)
{
IDatabaseManager dbm = _databaseManagerFactory.GetDatabaseManager(unitOfWork);
try
{
HtmlUpload htmlUpload = null;
string sql = _sqlManager.GetSql("Sql.ReadHtmlUpload.sql");
dbm.SetSQL(sql);
dbm.AddParameter("@TenantId", FieldType.BigInt, tenantId);
dbm.AddParameter("@ElementId", FieldType.BigInt, elementId);
dbm.AddParameter("@HtmlUploadId", FieldType.BigInt, htmlUploadId);
dbm.ExecuteReader();
if (dbm.Read())
{
htmlUpload = GetHtmlUploadFromDatabaseManager(dbm);
}
return(htmlUpload);
}
finally
{
if (unitOfWork == null)
{
dbm.Dispose();
}
}
}
public Upload ReadUpload(long tenantId, long elementId, long uploadId, string format, IUnitOfWork unitOfWork = null)
{
HtmlUpload htmlUpload = _htmlRepository.ReadUpload(tenantId, elementId, uploadId, unitOfWork);
if (htmlUpload == null)
{
return(null);
}
bool isImage = htmlUpload.ImageTenantId.HasValue && htmlUpload.ThumbnailImageUploadId.HasValue &&
htmlUpload.PreviewImageUploadId.HasValue && htmlUpload.ImageUploadId.HasValue;
bool isUpload = htmlUpload.UploadTenantId.HasValue && htmlUpload.UploadId.HasValue;
if ((!isImage && !isUpload) || (isImage && isUpload))
{
return(null);
}
if (isImage)
{
switch (format)
{
case "preview":
return((Image)_uploadService.Read(htmlUpload.ImageTenantId.Value, htmlUpload.PreviewImageUploadId.Value, GetHtmlUploadStorageHierarchy(elementId), unitOfWork));
case "thumbnail":
return((Image)_uploadService.Read(htmlUpload.ImageTenantId.Value, htmlUpload.ThumbnailImageUploadId.Value, GetHtmlUploadStorageHierarchy(elementId), unitOfWork));
default:
return(null);
}
}
return(_uploadService.Read(htmlUpload.UploadTenantId.Value, htmlUpload.UploadId.Value, GetHtmlUploadStorageHierarchy(elementId), unitOfWork));
}
public long PrepareImages(long tenantId, long elementId, CreateUploadModel model, IUnitOfWork unitOfWork = null)
{
// If we don't have a unit of work in place, create one now so that we can rollback all changes in case of failure
IUnitOfWork localUnitOfWork = unitOfWork == null?_unitOfWorkFactory.CreateUnitOfWork() : null;
// Begin work
try
{
// Check that uploaded content is valid image
System.Drawing.Size imageSize = _htmlValidator.ValidatePrepareImages(tenantId, elementId, model);
// Get HTML settings (does not have to be within unit of work)
HtmlSettings htmlSettings = (HtmlSettings)New(tenantId);
htmlSettings.ElementId = elementId;
Read(htmlSettings);
// Create thumbnail model
byte[] thumbnailContent = model.Content;
if (imageSize.Width > htmlSettings.ThumbnailImageWidth || imageSize.Height > htmlSettings.ThumbnailImageHeight)
{
ResizeInfo thumbnailResizeInfo = new ResizeInfo
{
Width = htmlSettings.ThumbnailImageWidth,
Height = htmlSettings.ThumbnailImageHeight,
ResizeMode = htmlSettings.ThumbnailImageResizeMode
};
thumbnailContent = _imageAnalysisService.ResizeImage(model.Content, thumbnailResizeInfo);
}
CreateUploadModel thumbnailModel = new CreateUploadModel
{
Content = thumbnailContent,
ContentType = model.ContentType,
Name = model.Name,
TenantId = model.TenantId
};
// Create preview model
byte[] previewContent = model.Content;
if (imageSize.Width > htmlSettings.PreviewImageWidth || imageSize.Height > htmlSettings.PreviewImageHeight)
{
ResizeInfo previewResizeInfo = new ResizeInfo
{
Width = htmlSettings.PreviewImageWidth,
Height = htmlSettings.PreviewImageHeight,
ResizeMode = htmlSettings.PreviewImageResizeMode
};
previewContent = _imageAnalysisService.ResizeImage(model.Content, previewResizeInfo);
}
CreateUploadModel previewModel = new CreateUploadModel
{
Content = previewContent,
ContentType = model.ContentType,
Name = model.Name,
TenantId = model.TenantId
};
// Create uncommitted uploads for thumbnail, preview and original image
long thumbnailImageUploadId = _uploadService.Create(thumbnailModel, unitOfWork ?? localUnitOfWork);
long previewImageUploadId = _uploadService.Create(previewModel, unitOfWork ?? localUnitOfWork);
long imageUploadId = _uploadService.Create(model, unitOfWork ?? localUnitOfWork);
// Commit uploads
_uploadService.Commit(tenantId, thumbnailImageUploadId, GetHtmlUploadStorageHierarchy(elementId), unitOfWork ?? localUnitOfWork);
_uploadService.Commit(tenantId, previewImageUploadId, GetHtmlUploadStorageHierarchy(elementId), unitOfWork ?? localUnitOfWork);
_uploadService.Commit(tenantId, imageUploadId, GetHtmlUploadStorageHierarchy(elementId), unitOfWork ?? localUnitOfWork);
// Create HTML image, recording upload IDs of newly created images
HtmlUpload upload = new HtmlUpload
{
TenantId = tenantId,
ElementId = elementId,
ImageTenantId = tenantId,
ThumbnailImageUploadId = thumbnailImageUploadId,
PreviewImageUploadId = previewImageUploadId,
ImageUploadId = imageUploadId
};
long htmlImageId = _htmlRepository.CreateUpload(upload, unitOfWork ?? localUnitOfWork);
// Commit work if local unit of work in place and return result
if (localUnitOfWork != null)
{
localUnitOfWork.Commit();
}
return(htmlImageId);
}
catch (ValidationErrorException)
{
if (localUnitOfWork != null)
{
localUnitOfWork.Rollback();
}
throw;
}
catch (Exception ex)
{
if (localUnitOfWork != null)
{
localUnitOfWork.Rollback();
}
throw new ValidationErrorException(new ValidationError(null, ApplicationResource.UnexpectedErrorMessage), ex);
}
finally
{
if (localUnitOfWork != null)
{
localUnitOfWork.Dispose();
}
}
}
private bool HtmlUploadIsUpload(HtmlUpload htmlUpload)
{
return(htmlUpload.UploadTenantId.HasValue && htmlUpload.UploadId.HasValue);
}
private bool HtmlUploadIsImage(HtmlUpload htmlUpload)
{
return(htmlUpload.ImageTenantId.HasValue && htmlUpload.ThumbnailImageUploadId.HasValue && htmlUpload.PreviewImageUploadId.HasValue && htmlUpload.ImageUploadId.HasValue);
}
