protected override List <Endpoint> CreateEndpoints(
RoutePattern?groupPrefix,
IReadOnlyList <ActionDescriptor> actions,
IReadOnlyList <Action <EndpointBuilder> > conventions,
IReadOnlyList <Action <EndpointBuilder> > groupConventions)
{
var endpoints = new List <Endpoint>();
var routeNames = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
for (var i = 0; i < actions.Count; i++)
{
if (actions[i] is PageActionDescriptor action)
{
_endpointFactory.AddEndpoints(endpoints,
routeNames,
action,
Array.Empty <ConventionalRouteEntry>(),
groupConventions: groupConventions,
conventions: conventions,
CreateInertEndpoints,
groupPrefix);
}
}
return(endpoints);
}
private async Task <CompiledPageActionDescriptor> LoadAsyncCore(PageActionDescriptor actionDescriptor, EndpointMetadataCollection endpointMetadata)
{
var viewDescriptor = await Compiler.CompileAsync(actionDescriptor.RelativePath);
var context = new PageApplicationModelProviderContext(actionDescriptor, viewDescriptor.Type.GetTypeInfo());
for (var i = 0; i < _applicationModelProviders.Length; i++)
{
_applicationModelProviders[i].OnProvidersExecuting(context);
}
for (var i = _applicationModelProviders.Length - 1; i >= 0; i--)
{
_applicationModelProviders[i].OnProvidersExecuted(context);
}
ApplyConventions(_conventions, context.PageApplicationModel);
var compiled = CompiledPageActionDescriptorBuilder.Build(context.PageApplicationModel, _globalFilters);
// We need to create an endpoint for routing to use and attach it to the CompiledPageActionDescriptor...
// routing for pages is two-phase. First we perform routing using the route info - we can do this without
// compiling/loading the page. Then once we have a match we load the page and we can create an endpoint
// with all of the information we get from the compiled action descriptor.
var endpoints = new List <Endpoint>();
_endpointFactory.AddEndpoints(
endpoints,
routeNames: new HashSet <string>(StringComparer.OrdinalIgnoreCase),
action: compiled,
routes: Array.Empty <ConventionalRouteEntry>(),
conventions: new Action <EndpointBuilder>[]
{
b =>
{
// Metadata from PageActionDescriptor is less significant than the one discovered from the compiled type.
// Consequently, we'll insert it at the beginning.
for (var i = endpointMetadata.Count - 1; i >= 0; i--)
{
b.Metadata.Insert(0, endpointMetadata[i]);
}
},
},
createInertEndpoints: false);
// In some test scenarios there's no route so the endpoint isn't created. This is fine because
// it won't happen for real.
compiled.Endpoint = endpoints.SingleOrDefault();
return(compiled);
}
protected override List <Endpoint> CreateEndpoints(IReadOnlyList <ActionDescriptor> actions, IReadOnlyList <Action <EndpointBuilder> > conventions)
{
var endpoints = new List <Endpoint>();
for (var i = 0; i < actions.Count; i++)
{
if (actions[i] is PageActionDescriptor action)
{
_endpointFactory.AddEndpoints(endpoints, action, Array.Empty <ConventionalRouteEntry>(), conventions);
}
}
return(endpoints);
}
protected override List <Endpoint> CreateEndpoints(IReadOnlyList <ActionDescriptor> actions, IReadOnlyList <Action <EndpointBuilder> > conventions)
{
var endpoints = new List <Endpoint>();
var keys = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
// MVC guarantees that when two of it's endpoints have the same route name they are equivalent.
//
// However, Endpoint Routing requires Endpoint Names to be unique.
var routeNames = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
// For each controller action - add the relevant endpoints.
//
// 1. If the action is attribute routed, we use that information verbatim
// 2. If the action is conventional routed
// a. Create a *matching only* endpoint for each action X route (if possible)
// b. Ignore link generation for now
for (var i = 0; i < actions.Count; i++)
{
if (actions[i] is ControllerActionDescriptor action)
{
_endpointFactory.AddEndpoints(endpoints, routeNames, action, _routes, conventions, CreateInertEndpoints);
if (_routes.Count > 0)
{
// If we have conventional routes, keep track of the keys so we can create
// the link generation routes later.
foreach (var kvp in action.RouteValues)
{
keys.Add(kvp.Key);
}
}
}
}
// Now create a *link generation only* endpoint for each route. This gives us a very
// compatible experience to previous versions.
for (var i = 0; i < _routes.Count; i++)
{
var route = _routes[i];
_endpointFactory.AddConventionalLinkGenerationRoute(endpoints, routeNames, keys, route, conventions);
}
return(endpoints);
}
public CompiledPageActionDescriptor Load(PageActionDescriptor actionDescriptor)
{
if (actionDescriptor == null)
{
throw new ArgumentNullException(nameof(actionDescriptor));
}
var compileTask = Compiler.CompileAsync(actionDescriptor.RelativePath);
var viewDescriptor = compileTask.GetAwaiter().GetResult();
var context = new PageApplicationModelProviderContext(actionDescriptor, viewDescriptor.Type.GetTypeInfo());
for (var i = 0; i < _applicationModelProviders.Length; i++)
{
_applicationModelProviders[i].OnProvidersExecuting(context);
}
for (var i = _applicationModelProviders.Length - 1; i >= 0; i--)
{
_applicationModelProviders[i].OnProvidersExecuted(context);
}
ApplyConventions(_conventions, context.PageApplicationModel);
var compiled = CompiledPageActionDescriptorBuilder.Build(context.PageApplicationModel, _globalFilters);
// We need to create an endpoint for routing to use and attach it to the CompiledPageActionDescriptor...
// routing for pages is two-phase. First we perform routing using the route info - we can do this without
// compiling/loading the page. Then once we have a match we load the page and we can create an endpoint
// with all of the information we get from the compiled action descriptor.
var endpoints = new List <Endpoint>();
_endpointFactory.AddEndpoints(endpoints, compiled, Array.Empty <ConventionalRouteEntry>(), Array.Empty <Action <EndpointBuilder> >());
// In some test scenarios there's no route so the endpoint isn't created. This is fine because
// it won't happen for real.
compiled.Endpoint = endpoints.SingleOrDefault();
return(compiled);
}
private async Task <CompiledPageActionDescriptor> LoadAsyncCore(PageActionDescriptor actionDescriptor, EndpointMetadataCollection endpointMetadata)
{
var viewDescriptor = await Compiler.CompileAsync(actionDescriptor.RelativePath);
var compiled = _compiledPageActionDescriptorFactory.CreateCompiledDescriptor(actionDescriptor, viewDescriptor);
var endpoints = new List <Endpoint>();
_endpointFactory.AddEndpoints(
endpoints,
routeNames: new HashSet <string>(StringComparer.OrdinalIgnoreCase),
action: compiled,
routes: Array.Empty <ConventionalRouteEntry>(),
groupConventions: Array.Empty <Action <EndpointBuilder> >(),
conventions: new Action <EndpointBuilder>[]
{
b =>
{
// Copy Endpoint metadata for PageActionActionDescriptor to the compiled one.
// This is particularly important for the runtime compiled scenario where endpoint metadata is added
// to the PageActionDescriptor, which needs to be accounted for when constructing the
// CompiledPageActionDescriptor as part of the one of the many matcher policies.
// Metadata from PageActionDescriptor is less significant than the one discovered from the compiled type.
// Consequently, we'll insert it at the beginning.
for (var i = endpointMetadata.Count - 1; i >= 0; i--)
{
b.Metadata.Insert(0, endpointMetadata[i]);
}
},
},
createInertEndpoints: false);
// In some test scenarios there's no route so the endpoint isn't created. This is fine because
// it won't happen for real.
compiled.Endpoint = endpoints.SingleOrDefault();
return(compiled);
}
public void RequestDelegateFactoryWorks()
{
// Arrange
var values = new { controller = "TestController", action = "TestAction", page = (string)null };
var action = CreateActionDescriptor(values, "{controller}/{action}/{page}");
action.AttributeRouteInfo.Name = "Test";
RequestDelegate del = context => Task.CompletedTask;
var requestDelegateFactory = new Mock <IRequestDelegateFactory>();
requestDelegateFactory.Setup(m => m.CreateRequestDelegate(action, It.IsAny <RouteValueDictionary>())).Returns(del);
// Act
var factory = new ActionEndpointFactory(Services.GetRequiredService <RoutePatternTransformer>(), new[] { requestDelegateFactory.Object });
var endpoints = new List <Endpoint>();
factory.AddEndpoints(endpoints, new HashSet <string>(), action, Array.Empty <ConventionalRouteEntry>(), Array.Empty <Action <EndpointBuilder> >(), createInertEndpoints: false);
var endpoint = Assert.IsType <RouteEndpoint>(Assert.Single(endpoints));
// Assert
Assert.Same(del, endpoint.RequestDelegate);
}