Created
September 9, 2010 01:22
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public class MefControllerFactory : IControllerFactory | |
{ | |
private readonly WebScopedContainerManager _containerManager; | |
public MefControllerFactory(WebScopedContainerManager containerManager) | |
{ | |
_containerManager = containerManager; | |
} | |
#region IControllerFactory Members | |
public IController CreateController(RequestContext requestContext, string controllerName) | |
{ | |
string version = requestContext.RouteData.Values["version"].ToString(); | |
var container = _containerManager.GetRequestContainer(requestContext.HttpContext.Items); | |
var controllers = container.GetExports<IController, IDictionary<string, object>>(); | |
controllers = controllers | |
.Where(exp => | |
exp.Metadata.ContainsKey(Constants.MetaControllerName) | |
&& String.Equals(exp.Metadata[Constants.MetaControllerName].ToString(), controllerName, StringComparison.InvariantCultureIgnoreCase)) | |
.Where(exp => | |
exp.Metadata.ContainsKey(Constants.MetaControllerName) | |
&& String.Equals(exp.Metadata[Constants.MetaApiVersion].ToString(), version, StringComparison.InvariantCultureIgnoreCase)); | |
var controllerExport = controllers.FirstOrDefault(); | |
if (controllerExport == null) | |
return null; | |
return controllerExport.Value; | |
} | |
public void ReleaseController(IController controller) | |
{ | |
} | |
#endregion | |
} |
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nice and clean Job, thank you :)