internal static void EnsureBlogImageExists(String blogImageGuid, out BlogImageLINQ blogImageLinq, String message, MinimaServiceLINQDataContext db)
{
Func <BlogImageLINQ, Boolean> blogImageExists = x => x.BlogImageGuid == blogImageGuid;
blogImageLinq = db.BlogImages.SingleOrDefault(blogImageExists);
if (blogImageLinq == null)
{
throw new ArgumentException(message);
}
}
public String SaveImage(BlogImage blogImage, String blogGuid)
{
using (DataContext db = new DataContext(ServiceConfiguration.ConnectionString))
{
//+ ensure blog exists
BlogLINQ blogLinq;
Validator.EnsureBlogExists(blogGuid, out blogLinq, db);
Validator.EnsureIsNotNull(blogImage.Data, Message.ImageDataNull);
Validator.IsNotBlank(blogImage.ContentType, Message.ContentTypeBlank);
//+
Binary imageBinary = new Binary(blogImage.Data);
BlogImageLINQ blogImageLinq = new BlogImageLINQ();
blogImageLinq.BlogId = blogLinq.BlogId;
blogImageLinq.BlogImageContentType = blogImage.ContentType;
blogImageLinq.BlogImageData = imageBinary;
blogImageLinq.BlogImageGuid = Themelia.GuidCreator.GetNewGuid();
//+
db.BlogImages.InsertOnSubmit(blogImageLinq);
db.SubmitChanges();
//+
return(blogImageLinq.BlogImageGuid);
}
}
//- ~EnsureBlogImageExists -//
internal static void EnsureBlogImageExists(String blogImageGuid, out BlogImageLINQ blogImageLinq, MinimaServiceLINQDataContext db)
{
EnsureBlogImageExists(blogImageGuid, out blogImageLinq, Message.InvalidImageGuid, db);
}