/// <summary>
/// Accesses the <see cref="MediaTypeAttribute"/> applied to a class to find
/// the media type alias for that class
/// </summary>
/// <param name="input">The media type instance to get the alias for</param>
/// <returns>the media type alias</returns>
/// <exception cref="CodeFirstException">Thrown if the specified type does not have a <see cref="MediaTypeAttribute"/> attribute.</exception>
public static string GetMediaTypeAlias(this MediaTypeBase input)
{
try
{
return(input.GetType().GetCodeFirstAttribute <MediaTypeAttribute>().Alias);
}
catch (Exception e)
{
throw new CodeFirstException(input.GetType().Name, e);
}
}
public void ProjectModelToContent(MediaTypeBase model, IMedia content)
{
var type = model.GetType();
MediaTypeRegistration reg;
if (_mediaTypeModule.TryGetMediaType(type, out reg) && (reg.ClrType == type || reg.ClrType.Inherits(type)))
{
MapModelToContent(content, model, reg);
if (model.MediaFile != null && content.HasProperty("umbracoFile"))
{
content.SetValue("umbracoFile", System.IO.Path.GetFileNameWithoutExtension(model.MediaFile.Name), model.MediaFile);
}
}
}
/// <summary>
/// <para>Creates an IContent populated with the current values of the model</para>
/// </summary>
private IMedia CreateContent(int parentId, MediaTypeBase model, ContentTypeRegistration registration)
{
//Get the type alias and create the content
var typeAlias = registration.Alias;
var node = ApplicationContext.Current.Services.MediaService.CreateMedia(model.NodeDetails.Name, parentId, typeAlias);
MapModelToContent(node, model, registration);
if (model.MediaFile != null && node.HasProperty("umbracoFile"))
{
var fn = System.IO.Path.GetFileName(model.MediaFile.Name);
node.SetValue("umbracoFile", fn, model.MediaFile);
}
return(node);
}
/// <summary>
/// Updates an existing IContent item with the current values of the model
/// </summary>
/// <returns></returns>
private IMedia UpdateContent(MediaTypeBase model, ContentTypeRegistration registration)
{
if (model.NodeDetails == null || model.NodeDetails.UmbracoId == -1)
{
throw new ArgumentException("Can't update content for a model with no ID. Try calling CreateContent instead. Check that the NodeDetails.UmbracoId property is set before calling UpdateContent.");
}
var node = ApplicationContext.Current.Services.MediaService.GetById(model.NodeDetails.UmbracoId);
MapModelToContent(node, model, registration);
if (model.MediaFile != null && node.HasProperty("umbracoFile"))
{
node.SetValue("umbracoFile", System.IO.Path.GetFileNameWithoutExtension(model.MediaFile.Name), model.MediaFile);
}
return(node);
}
public IMedia ConvertToContent(MediaTypeBase model, int parentId = -1)
{
var contentId = model.NodeDetails.UmbracoId;
MediaTypeRegistration registration;
_mediaTypeModule.TryGetMediaType(model.GetType(), out registration);
if (registration == null)
{
throw new CodeFirstException("Media type not registered. Type: " + model.GetType());
}
//Create or update object
if (contentId == -1)
{
return(CreateContent(parentId, model, registration));
}
else
{
return(UpdateContent(model, registration));
}
}