59 lines
2.2 KiB
C#
59 lines
2.2 KiB
C#
namespace System.Web.Mvc {
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using System.Reflection;
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using System.Web.Mvc.Resources;
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[SuppressMessage("Microsoft.Design", "CA1019:DefineAccessorsForAttributeArguments", Justification = "The accessor is exposed as an ICollection<string>.")]
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[AttributeUsage(AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
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public sealed class AcceptVerbsAttribute : ActionMethodSelectorAttribute {
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public AcceptVerbsAttribute(HttpVerbs verbs)
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: this(EnumToArray(verbs)) {
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}
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public AcceptVerbsAttribute(params string[] verbs) {
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if (verbs == null || verbs.Length == 0) {
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throw new ArgumentException(MvcResources.Common_NullOrEmpty, "verbs");
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}
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Verbs = new ReadOnlyCollection<string>(verbs);
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}
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public ICollection<string> Verbs {
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get;
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private set;
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}
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private static void AddEntryToList(HttpVerbs verbs, HttpVerbs match, List<string> verbList, string entryText) {
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if ((verbs & match) != 0) {
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verbList.Add(entryText);
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}
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}
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internal static string[] EnumToArray(HttpVerbs verbs) {
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List<string> verbList = new List<string>();
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AddEntryToList(verbs, HttpVerbs.Get, verbList, "GET");
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AddEntryToList(verbs, HttpVerbs.Post, verbList, "POST");
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AddEntryToList(verbs, HttpVerbs.Put, verbList, "PUT");
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AddEntryToList(verbs, HttpVerbs.Delete, verbList, "DELETE");
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AddEntryToList(verbs, HttpVerbs.Head, verbList, "HEAD");
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return verbList.ToArray();
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}
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public override bool IsValidForRequest(ControllerContext controllerContext, MethodInfo methodInfo) {
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if (controllerContext == null) {
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throw new ArgumentNullException("controllerContext");
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}
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string incomingVerb = controllerContext.HttpContext.Request.GetHttpMethodOverride();
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return Verbs.Contains(incomingVerb, StringComparer.OrdinalIgnoreCase);
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}
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}
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}
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