private IMiddlewarePlugin CreateMiddlewareInstance(string filterType)
{
var type = TypeHelper<Type>.GetTypeByFullName(filterType);
var typeFilterAttribute = new TypeFilterAttribute(type) { Order = 0 };
var filterDescriptor = new FilterDescriptor(typeFilterAttribute, 0);
var instance = _serviceProvider.GetService(type);
var iMiddlewarePlugin = (IMiddlewarePlugin)instance;
return iMiddlewarePlugin;
}
/// <summary>
/// Adds a type representing an <see cref="IFilter"/> to a filter collection.
/// </summary>
/// <param name="filters">A collection of <see cref="IFilter"/>.</param>
/// <param name="filterType">Type representing an <see cref="IFilter"/>.</param>
/// <param name="order">The order of the added filter.</param>
/// <returns>An <see cref="IFilter"/> representing the added type.</returns>
/// <remarks>
/// Filter instances will be created using
/// <see cref="Microsoft.Framework.DependencyInjection.ActivatorUtilities"/>.
/// Use <see cref="AddService(ICollection{IFilter}, Type)"/> to register a service as a filter.
/// </remarks>
public static IFilter Add(
[NotNull] this ICollection<IFilter> filters,
[NotNull] Type filterType,
int order)
{
if (!typeof(IFilter).IsAssignableFrom(filterType))
{
var message = Resources.FormatTypeMustDeriveFromType(filterType.FullName, typeof(IFilter).FullName);
throw new ArgumentException(message, nameof(filterType));
}
var filter = new TypeFilterAttribute(filterType) { Order = order };
filters.Add(filter);
return filter;
}
/// <summary>
/// Adds a type representing an <see cref="IFilterMetadata"/> to a filter collection.
/// </summary>
/// <param name="filters">A collection of <see cref="IFilterMetadata"/>.</param>
/// <param name="filterType">Type representing an <see cref="IFilterMetadata"/>.</param>
/// <param name="order">The order of the added filter.</param>
/// <returns>An <see cref="IFilterMetadata"/> representing the added type.</returns>
/// <remarks>
/// Filter instances will be created using
/// <see cref="Microsoft.Framework.DependencyInjection.ActivatorUtilities"/>.
/// Use <see cref="AddService(ICollection{IFilterMetadata}, Type)"/> to register a service as a filter.
/// </remarks>
public static IFilterMetadata Add(
[NotNull] this ICollection <IFilterMetadata> filters,
[NotNull] Type filterType,
int order)
{
if (!typeof(IFilterMetadata).IsAssignableFrom(filterType))
{
var message = Resources.FormatTypeMustDeriveFromType(filterType.FullName, typeof(IFilterMetadata).FullName);
throw new ArgumentException(message, nameof(filterType));
}
var filter = new TypeFilterAttribute(filterType)
{
Order = order
};
filters.Add(filter);
return(filter);
}
private static FilterItem CreateFilterItem(string filterType)
{
var authFilter = TypeHelper<Type>.GetTypeByFullName(filterType);
var typeFilterAttribute = new TypeFilterAttribute(authFilter) {Order = -1};
var filterDescriptor = new FilterDescriptor(typeFilterAttribute, -1);
var filterMetaData = (IFilterMetadata) Activator.CreateInstance(authFilter);
var fi = new FilterItem(filterDescriptor, filterMetaData);
return fi;
}
private FilterItem CreateFilterItem(string filterType)
{
var type = TypeHelper<Type>.GetTypeByFullName(filterType);
var typeFilterAttribute = new TypeFilterAttribute(type) {Order = 0};
var filterDescriptor = new FilterDescriptor(typeFilterAttribute, 0);
var filterInstance = _serviceProvider.GetService(type);
var filterMetaData = (IFilterMetadata) filterInstance;
var fi = new FilterItem(filterDescriptor, filterMetaData);
return fi;
}
