120 lines
4.4 KiB
C#
120 lines
4.4 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="RolesService.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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namespace System.Web.ApplicationServices {
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using System;
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using System.Diagnostics.CodeAnalysis;
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using System.ServiceModel;
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using System.ServiceModel.Activation;
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using System.ServiceModel.Configuration;
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using System.Runtime.Serialization;
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using System.Web;
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using System.Web.Security;
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using System.Web.Configuration;
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using System.Web.Management;
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using System.Web.Resources;
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using System.Security.Principal;
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using System.Web.Hosting;
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using System.Threading;
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using System.Configuration.Provider;
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[
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AspNetCompatibilityRequirements(RequirementsMode = AspNetCompatibilityRequirementsMode.Required),
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ServiceContract(Namespace = "http://asp.net/ApplicationServices/v200"),
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ServiceBehavior(Namespace="http://asp.net/ApplicationServices/v200", InstanceContextMode = InstanceContextMode.Single, ConcurrencyMode = ConcurrencyMode.Multiple)
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]
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public class RoleService {
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private static object _selectingProviderEventHandlerLock = new object();
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private static EventHandler<SelectingProviderEventArgs> _selectingProvider;
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public static event EventHandler<SelectingProviderEventArgs> SelectingProvider {
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add {
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lock (_selectingProviderEventHandlerLock) {
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_selectingProvider += value;
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}
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}
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remove {
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lock (_selectingProviderEventHandlerLock) {
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_selectingProvider -= value;
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}
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}
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}
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private static void EnsureProviderEnabled() {
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if (!Roles.Enabled) {
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throw new ProviderException(AtlasWeb.RoleService_RolesFeatureNotEnabled);
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}
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}
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private RoleProvider GetRoleProvider(IPrincipal user) {
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string providerName = Roles.Provider.Name;
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SelectingProviderEventArgs args = new SelectingProviderEventArgs(user, providerName);
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OnSelectingProvider(args);
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providerName = args.ProviderName;
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RoleProvider provider = Roles.Providers[providerName];
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if (provider == null) {
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throw new ProviderException(AtlasWeb.RoleService_RoleProviderNotFound);
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}
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return provider;
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}
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[OperationContract]
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public string[] GetRolesForCurrentUser() {
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try {
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ApplicationServiceHelper.EnsureRoleServiceEnabled();
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EnsureProviderEnabled();
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IPrincipal user = ApplicationServiceHelper.GetCurrentUser(HttpContext.Current);
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string username = ApplicationServiceHelper.GetUserName(user);
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RoleProvider provider = GetRoleProvider(user);
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return provider.GetRolesForUser(username);
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}
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catch (Exception e) {
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LogException(e);
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throw;
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}
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}
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[OperationContract]
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public bool IsCurrentUserInRole(string role) {
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if (role == null) {
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throw new ArgumentNullException("role");
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}
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try {
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ApplicationServiceHelper.EnsureRoleServiceEnabled();
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EnsureProviderEnabled();
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IPrincipal user = ApplicationServiceHelper.GetCurrentUser(HttpContext.Current);
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string username = ApplicationServiceHelper.GetUserName(user);
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RoleProvider provider = GetRoleProvider(user);
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return provider.IsUserInRole(username, role);
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}
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catch (Exception e) {
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LogException(e);
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throw;
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}
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}
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private void LogException(Exception e) {
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WebServiceErrorEvent errorevent = new WebServiceErrorEvent(AtlasWeb.UnhandledExceptionEventLogMessage, this, e);
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errorevent.Raise();
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}
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private void OnSelectingProvider(SelectingProviderEventArgs e) {
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EventHandler<SelectingProviderEventArgs> handler = _selectingProvider;
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if (handler != null) {
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handler(this, e);
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}
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}
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public RoleService() {
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}
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}
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}
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