mcs/class/System.Web/System.Web.Security/Roles.cs

   1 //
   2 // System.Web.Security.Roles
   3 //
   4 // Authors:
   5 //      Ben Maurer (bmaurer@users.sourceforge.net)
   6 //      Sebastien Pouliot  <sebastien@ximian.com>
   7 //      Chris Toshok  <toshok@ximian.com>
   8 //
   9 // (C) 2003 Ben Maurer
  10 // Copyright (c) 2005,2006 Novell, Inc (http://www.novell.com)
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32
  33 using System.Configuration.Provider;
  34 using System.Web.Configuration;
  35 using System.Configuration;
  36
  37 namespace System.Web.Security {
  38
  39         public static class Roles {
  40                 static RoleManagerSection config;
  41                 static RoleProviderCollection providersCollection;
  42
  43                 static Roles ()
  44                 {
  45                         config = (RoleManagerSection)WebConfigurationManager.GetSection ("system.web/roleManager");
  46                 }
  47
  48
  49                 public static void AddUsersToRole (string [] usernames, string roleName)
  50                 {
  51                         Provider.AddUsersToRoles (usernames, new string[] {roleName});
  52                 }
  53
  54                 public static void AddUsersToRoles (string [] usernames, string [] roleNames)
  55                 {
  56                         Provider.AddUsersToRoles (usernames, roleNames);
  57                 }
  58
  59                 public static void AddUserToRole (string username, string roleName)
  60                 {
  61                         Provider.AddUsersToRoles (new string[] {username}, new string[] {roleName});
  62                 }
  63
  64                 public static void AddUserToRoles (string username, string [] roleNames)
  65                 {
  66                         Provider.AddUsersToRoles (new string[] {username}, roleNames);
  67                 }
  68
  69                 public static void CreateRole (string roleName)
  70                 {
  71                         Provider.CreateRole (roleName);
  72                 }
  73
  74                 public static void DeleteCookie ()
  75                 {
  76                         if (CacheRolesInCookie) {
  77                                 HttpContext context = HttpContext.Current;
  78                                 if (context == null)
  79                                         throw new HttpException ("Context is null.");
  80
  81                                 HttpResponse response = context.Response;
  82                                 if (response == null)
  83                                         throw new HttpException ("Response is null.");
  84
  85                                 HttpCookieCollection cc = response.Cookies;
  86                                 cc.Remove (CookieName);
  87                                 HttpCookie expiration_cookie = new HttpCookie (CookieName, "");
  88                                 expiration_cookie.Expires = new DateTime (1999, 10, 12);
  89                                 expiration_cookie.Path = CookiePath;
  90                                 cc.Add (expiration_cookie);
  91                         }
  92                 }
  93
  94                 public static bool DeleteRole (string roleName)
  95                 {
  96                         return Provider.DeleteRole (roleName, true);
  97                 }
  98
  99                 public static bool DeleteRole (string roleName, bool throwOnPopulatedRole)
 100                 {
 101                         return Provider.DeleteRole (roleName, throwOnPopulatedRole);
 102                 }
 103
 104                 public static string [] GetAllRoles ()
 105                 {
 106                         return Provider.GetAllRoles ();
 107                 }
 108
 109                 public static string [] GetRolesForUser ()
 110                 {
 111                         return Provider.GetRolesForUser (CurrentUser);
 112                 }
 113
 114                 static string CurrentUser {
 115                         get {
 116                                 if (HttpContext.Current != null && HttpContext.Current.User != null)
 117                                         return HttpContext.Current.User.Identity.Name;
 118                                 else
 119                                         return System.Threading.Thread.CurrentPrincipal.Identity.Name;
 120                         }
 121                 }
 122
 123                 public static string [] GetRolesForUser (string username)
 124                 {
 125                         return Provider.GetRolesForUser (username);
 126                 }
 127
 128                 public static string [] GetUsersInRole (string roleName)
 129                 {
 130                         return Provider.GetUsersInRole (roleName);
 131                 }
 132
 133                 public static bool IsUserInRole (string roleName)
 134                 {
 135                         return IsUserInRole (CurrentUser, roleName);
 136                 }
 137
 138                 public static bool IsUserInRole (string username, string roleName)
 139                 {
 140                         if (String.IsNullOrEmpty (username))
 141                                 return false;
 142                         return Provider.IsUserInRole (username, roleName);
 143                 }
 144
 145                 public static void RemoveUserFromRole (string username, string roleName)
 146                 {
 147                         Provider.RemoveUsersFromRoles (new string[] {username}, new string[] {roleName});
 148                 }
 149
 150                 public static void RemoveUserFromRoles (string username, string [] roleNames)
 151                 {
 152                         Provider.RemoveUsersFromRoles (new string[] {username}, roleNames);
 153                 }
 154
 155                 public static void RemoveUsersFromRole (string [] usernames, string roleName)
 156                 {
 157                         Provider.RemoveUsersFromRoles (usernames, new string[] {roleName});
 158                 }
 159
 160                 public static void RemoveUsersFromRoles (string [] usernames, string [] roleNames)
 161                 {
 162                         Provider.RemoveUsersFromRoles (usernames, roleNames);
 163                 }
 164
 165                 public static bool RoleExists (string roleName)
 166                 {
 167                         return Provider.RoleExists (roleName);
 168                 }
 169
 170                 public static string[] FindUsersInRole (string roleName, string usernameToMatch)
 171                 {
 172                         return Provider.FindUsersInRole (roleName, usernameToMatch);
 173                 }
 174
 175                 public static string ApplicationName {
 176                         get { return Provider.ApplicationName; }
 177                         set { Provider.ApplicationName = value; }
 178                 }
 179
 180                 public static bool CacheRolesInCookie {
 181                         get { return config.CacheRolesInCookie; }
 182                 }
 183
 184                 public static string CookieName {
 185                         get { return config.CookieName; }
 186                 }
 187
 188                 public static string CookiePath {
 189                         get { return config.CookiePath; }
 190                 }
 191
 192                 public static CookieProtection CookieProtectionValue {
 193                         get { return config.CookieProtection; }
 194                 }
 195
 196                 public static bool CookieRequireSSL {
 197                         get { return config.CookieRequireSSL; }
 198                 }
 199
 200                 public static bool CookieSlidingExpiration {
 201                         get { return config.CookieSlidingExpiration; }
 202                 }
 203
 204                 public static int CookieTimeout {
 205                         get { return (int)config.CookieTimeout.TotalMinutes; }
 206                 }
 207
 208                 public static bool CreatePersistentCookie {
 209                         get { return config.CreatePersistentCookie; }
 210                 }
 211
 212                 public static string Domain {
 213                         get { return config.Domain; }
 214                 }
 215
 216                 public static bool Enabled {
 217                         get { return config.Enabled; }
 218                         set { config.Enabled = value; }
 219                 }
 220
 221                 public static int MaxCachedResults {
 222                         get { return config.MaxCachedResults; }
 223                 }
 224
 225                 public static RoleProvider Provider {
 226                         get {
 227                                 RoleProvider p = Providers [config.DefaultProvider];
 228                                 if (p == null)
 229                                         throw new ConfigurationErrorsException ("Default Role Provider could not be found: Cannot instantiate provider: '" + config.DefaultProvider + "'.");
 230                                 return p;
 231                         }
 232                 }
 233
 234                 public static RoleProviderCollection Providers {
 235                         get {
 236                                 CheckEnabled ();
 237                                 if (providersCollection == null) {
 238                                         RoleProviderCollection providersCollectionTmp = new RoleProviderCollection ();
 239                                         ProvidersHelper.InstantiateProviders (config.Providers, providersCollectionTmp, typeof (RoleProvider));
 240                                         providersCollection = providersCollectionTmp;
 241                                 }
 242                                 return providersCollection;
 243                         }
 244                 }
 245
 246                 // private stuff
 247                 static void CheckEnabled ()
 248                 {
 249                         if (!Enabled)
 250                                 throw new ProviderException ("This feature is not enabled.  To enable it, add <roleManager enabled=\"true\"> to your configuration file.");
 251                 }
 252         }
 253 }
 254