public async Task OnPageHandlerExecutionAsync(PageHandlerExecutingContext context, PageHandlerExecutionDelegate next)
{
if (context.HttpContext.Request.Method.Equals("POST") || context.HttpContext.Request.Method.Equals("PUT"))
{
if (!context.ModelState.IsValid)
{
if (context.HttpContext.Request.IsAjaxRequest())
{
var errorModel = context.ModelState.Keys.Where(x => context.ModelState[x].Errors.Count > 0)
.Select(x => new
{
key = x,
errors = context.ModelState[x].Errors.Select(y => y.ErrorMessage).ToArray()
});
context.Result = new JsonResult(new AjaxResultHelper <IEnumerable <object> >
{
Response = errorModel,
Message = "_InvalidData_"
});
}
else
{
var result = await next();
var provider = context.HttpContext.RequestServices.GetRequiredService <IModelMetadataProvider>();
var viewDataDictionaryModelType = context.ActionDescriptor.DeclaredModelTypeInfo ?? typeof(object);
//if (viewDataDictionaryModelType != null)
//{
// Type _viewDataDictionaryType = typeof(ViewDataDictionary<>).MakeGenericType(viewDataDictionaryModelType);
// _rootFactory = ViewDataDictionaryFactory.CreateFactory(viewDataDictionaryModelType.GetTypeInfo());
// _nestedFactory = ViewDataDictionaryFactory.CreateNestedFactory(viewDataDictionaryModelType.GetTypeInfo());
//}
var factory = ViewDataDictionaryFactory.CreateFactory(viewDataDictionaryModelType.GetTypeInfo());
var _nestedFactory = ViewDataDictionaryFactory.CreateNestedFactory(viewDataDictionaryModelType.GetTypeInfo());
var viewData = factory(provider, context.ModelState);
var viewData2 = _nestedFactory(viewData);
var contentType = context.HttpContext.Request.ContentType;
context.Result = new PageResult
{
ViewData = viewData,
ContentType = contentType,
StatusCode = 400,
};
}
}
}
else
{
await next.Invoke();
}
}
private PageActionInvokerCacheEntry CreateCacheEntry(
ActionInvokerProviderContext context,
FilterItem[] cachedFilters)
{
var compiledActionDescriptor = (CompiledPageActionDescriptor)context.ActionContext.ActionDescriptor;
var viewDataFactory = ViewDataDictionaryFactory.CreateFactory(compiledActionDescriptor.DeclaredModelTypeInfo);
var pageFactory = _pageFactoryProvider.CreatePageFactory(compiledActionDescriptor);
var pageDisposer = _pageFactoryProvider.CreatePageDisposer(compiledActionDescriptor);
var propertyBinder = PageBinderFactory.CreatePropertyBinder(
_parameterBinder,
_modelMetadataProvider,
_modelBinderFactory,
compiledActionDescriptor);
Func <PageContext, object> modelFactory = null;
Action <PageContext, object> modelReleaser = null;
if (compiledActionDescriptor.ModelTypeInfo != compiledActionDescriptor.PageTypeInfo)
{
modelFactory = _modelFactoryProvider.CreateModelFactory(compiledActionDescriptor);
modelReleaser = _modelFactoryProvider.CreateModelDisposer(compiledActionDescriptor);
}
var viewStartFactories = GetViewStartFactories(compiledActionDescriptor);
var handlerExecutors = GetHandlerExecutors(compiledActionDescriptor);
var handlerBinders = GetHandlerBinders(compiledActionDescriptor);
return(new PageActionInvokerCacheEntry(
compiledActionDescriptor,
viewDataFactory,
pageFactory,
pageDisposer,
modelFactory,
modelReleaser,
propertyBinder,
handlerExecutors,
handlerBinders,
viewStartFactories,
cachedFilters));
}
public RazorPagePropertyActivator(
Type pageType,
Type?declaredModelType,
IModelMetadataProvider metadataProvider,
PropertyValueAccessors propertyValueAccessors)
{
_metadataProvider = metadataProvider;
// In the absence of a model on the current type, we'll attempt to use ViewDataDictionary<object> on the current type.
var viewDataDictionaryModelType = declaredModelType ?? typeof(object);
_viewDataDictionaryType = typeof(ViewDataDictionary <>).MakeGenericType(viewDataDictionaryModelType);
_rootFactory = ViewDataDictionaryFactory.CreateFactory(viewDataDictionaryModelType);
_nestedFactory = ViewDataDictionaryFactory.CreateNestedFactory(viewDataDictionaryModelType);
_propertyActivators = PropertyActivator <ViewContext> .GetPropertiesToActivate(
pageType,
typeof(RazorInjectAttribute),
propertyInfo => CreateActivateInfo(propertyInfo, propertyValueAccessors),
includeNonPublic : true);
}
public RazorPagePropertyActivator(
Type pageType,
Type modelType,
IModelMetadataProvider metadataProvider,
PropertyValueAccessors propertyValueAccessors)
{
_metadataProvider = metadataProvider;
if (modelType != null)
{
_viewDataDictionaryType = typeof(ViewDataDictionary <>).MakeGenericType(modelType);
_rootFactory = ViewDataDictionaryFactory.CreateFactory(modelType.GetTypeInfo());
_nestedFactory = ViewDataDictionaryFactory.CreateNestedFactory(modelType.GetTypeInfo());
}
_propertyActivators = PropertyActivator <ViewContext> .GetPropertiesToActivate(
pageType,
typeof(RazorInjectAttribute),
propertyInfo => CreateActivateInfo(propertyInfo, propertyValueAccessors),
includeNonPublic : true);
}
