public void OnChangeCustomer(ClrNamespace.Customer c, UpdateOperations operation)
{
if (CustomerChangeInterceptorOverride != null)
{
CustomerChangeInterceptorOverride(c, operation);
}
}
internal static string GetStoragePath(object entity)
{
if (entity.GetType() == typeof(Photo))
{
Photo p = (Photo)entity;
string extension = GetContentType(entity).Split('/')[1];
return(Path.Combine(RootPhotosStoragePath, p.ID + "." + extension));
}
else if (entity.GetType() == typeof(ClrNamespace.CustomerBlob) || entity.GetType() == typeof(ClrNamespace.CustomerBlobWithBirthday))
{
ClrNamespace.Customer c = (ClrNamespace.Customer)entity;
return(Path.Combine(RootCustomerBlobStoragePath, c.ID + ".blob"));
}
throw new NotSupportedException("Unsupported entity type: " + entity.GetType());
}
public Stream GetWriteStream(object entity, string etag, bool?checkETagForEquality, DataServiceOperationContext operationContext)
{
this.ThrowIfDisposed();
int entityId = 0;
if (entity.GetType() == typeof(Photo))
{
Photo p = (Photo)entity;
p.LastUpdated = DateTime.Now;
if (operationContext.RequestMethod.Equals("POST", StringComparison.OrdinalIgnoreCase) && !string.IsNullOrEmpty(operationContext.RequestHeaders["Slug"]))
{
string slug = operationContext.RequestHeaders["Slug"];
int id;
if (int.TryParse(slug, out id))
{
p.ID = id;
}
else
{
p.Description = slug;
}
}
entityId = p.ID;
}
else if (entity.GetType() == typeof(ClrNamespace.CustomerBlob) || entity.GetType() == typeof(ClrNamespace.CustomerBlobWithBirthday))
{
ClrNamespace.Customer c = (ClrNamespace.Customer)entity;
if (operationContext.RequestMethod.Equals("POST", StringComparison.OrdinalIgnoreCase) && !string.IsNullOrEmpty(operationContext.RequestHeaders["Slug"]))
{
string slug = operationContext.RequestHeaders["Slug"];
c.Concurrency = slug;
int id;
if (int.TryParse(slug, out id))
{
c.ID = id;
c.Name = "Customer " + slug;
}
else
{
throw new InvalidOperationException(string.Format("Invalid Slug header value '{0}'.", slug));
}
}
entityId = c.ID;
}
ValidateArguments(entity, operationContext);
if (checkETagForEquality == true)
{
if (etag != "\"MediaResourceETag" + entityId + "\"")
{
throw new InvalidOperationException("ETag for media resource did not match.");
}
}
FileStream fs = File.Open(GetStoragePath(entity), FileMode.Create, FileAccess.Write);
return(fs);
}
