Jo Shields fe777c5c82 Imported Upstream version 3.8.0
Former-commit-id: 6a76a29bd07d86e57c6c8da45c65ed5447d38a61
2014-09-04 09:07:35 +01:00

275 lines
7.6 KiB
C#

//
// ClaimIdentity.cs
//
// Authors:
// Miguel de Icaza (miguel@xamarin.com)
//
// Copyright 2014 Xamarin Inc
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if NET_4_5
using System;
using System.Collections.Generic;
using System.Security.Principal;
using System.Runtime.Serialization;
namespace System.Security.Claims {
[Serializable]
public class ClaimsIdentity : IIdentity {
[NonSerializedAttribute]
public const string DefaultNameClaimType = "http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name";
[NonSerializedAttribute]
public const string DefaultRoleClaimType = "http://schemas.microsoft.com/ws/2008/06/identity/claims/role";
[NonSerializedAttribute]
public const string DefaultIssuer = "LOCAL AUTHORITY";
List<Claim> claims;
ClaimsIdentity actor;
string auth_type;
public ClaimsIdentity ()
: this (claims: null, authenticationType: null, nameType: null, roleType: null)
{ }
public ClaimsIdentity(IEnumerable<Claim> claims)
: this (claims: claims, authenticationType: null, nameType: null, roleType: null)
{ }
public ClaimsIdentity (string authenticationType)
: this (claims: null, authenticationType: authenticationType, nameType: null, roleType: null)
{ }
public ClaimsIdentity (IEnumerable<Claim> claims, string authenticationType)
: this (claims, authenticationType, null, null)
{}
public ClaimsIdentity (string authenticationType, string nameType, string roleType)
: this (claims: null, authenticationType: authenticationType, nameType: nameType, roleType: roleType)
{ }
public ClaimsIdentity (IIdentity identity) : this (identity: identity, claims: null)
{
}
public ClaimsIdentity(IEnumerable<Claim> claims, string authenticationType, string nameType, string roleType)
: this (identity: null, claims: claims, authenticationType: authenticationType, nameType: nameType, roleType: roleType)
{
claims = claims == null ? new List<Claim> (): new List<Claim> (claims);
// Special case: if empty, set to null.
if (authenticationType == "")
auth_type = null;
else
auth_type = authenticationType;
NameClaimType = nameType == null ? DefaultNameClaimType : nameType;
RoleClaimType = roleType == null ? DefaultRoleClaimType : roleType;
}
public ClaimsIdentity (IIdentity identity, IEnumerable<Claim> claims)
: this (identity, claims, authenticationType: null, nameType: null, roleType: null)
{ }
public ClaimsIdentity (IIdentity identity, IEnumerable<Claim> claims, string authenticationType, string nameType, string roleType)
{
var ci = identity as ClaimsIdentity;
NameClaimType = nameType == null ? DefaultNameClaimType : nameType;
RoleClaimType = roleType == null ? DefaultRoleClaimType : roleType;
this.claims = new List<Claim> ();
if (ci != null){
actor = ci.Actor;
BootstrapContext = ci.BootstrapContext;
foreach (var c in ci.Claims)
this.claims.Add (c);
Label = ci.Label;
NameClaimType = ci.NameClaimType;
RoleClaimType = ci.RoleClaimType;
auth_type = ci.AuthenticationType;
}
if (claims != null) {
foreach (var c in claims)
this.claims.Add (c);
}
}
[MonoTODO]
protected ClaimsIdentity (SerializationInfo info)
{
throw new NotImplementedException ();
}
[MonoTODO]
protected ClaimsIdentity (SerializationInfo info, StreamingContext context)
{
if (info == null)
throw new ArgumentNullException ("info");
throw new NotImplementedException ();
}
public ClaimsIdentity Actor {
get {
return actor;
}
set {
if (actor == this)
throw new InvalidOperationException ("can not set the Actor property to this instance");
actor = value;
}
}
public virtual string AuthenticationType {
get {
return auth_type;
}
}
public object BootstrapContext { get; set; }
public string Label { get; set; }
public virtual string Name {
get {
var target = NameClaimType;
foreach (var c in claims){
if (c.Type == target)
return c.Value;
}
return null;
}
}
public string NameClaimType { get; private set; }
public string RoleClaimType { get; private set; }
public virtual IEnumerable<Claim> Claims {
get {
return claims;
}
}
public virtual bool IsAuthenticated {
get {
return AuthenticationType != null && AuthenticationType != "";
}
}
public virtual void AddClaim (Claim claim)
{
if (claim == null)
throw new ArgumentNullException ("claim");
claims.Add (claim);
}
public virtual void AddClaims (IEnumerable<Claim> claims)
{
if (claims == null)
throw new ArgumentNullException ("claims");
foreach (var c in claims)
this.claims.Add (c);
}
public virtual ClaimsIdentity Clone ()
{
return new ClaimsIdentity (null, claims, AuthenticationType, NameClaimType, RoleClaimType){
BootstrapContext = this.BootstrapContext,
Actor = this.Actor,
Label = this.Label
};
}
public virtual IEnumerable<Claim> FindAll(Predicate<Claim> match)
{
if (match == null)
throw new ArgumentNullException ("match");
foreach (var c in claims)
if (match (c))
yield return c;
}
public virtual IEnumerable<Claim> FindAll(string type)
{
if (type == null)
throw new ArgumentNullException ("type");
foreach (var c in claims)
if (c.Type == type)
yield return c;
}
public virtual Claim FindFirst (Predicate<Claim> match)
{
if (match == null)
throw new ArgumentNullException ("match");
foreach (var c in claims)
if (match (c))
return c;
return null;
}
public virtual Claim FindFirst (string type)
{
if (type == null)
throw new ArgumentNullException ("type");
foreach (var c in claims)
if (c.Type == type)
return c;
return null;
}
public virtual bool HasClaim (Predicate<Claim> match)
{
if (match == null)
throw new ArgumentNullException ("match");
foreach (var c in claims)
if (match (c))
return true;
return false;
}
public virtual bool HasClaim (string type, string value)
{
if (type == null)
throw new ArgumentNullException ("type");
if (value == null)
throw new ArgumentNullException ("value");
foreach (var c in claims){
if (c.Type == type && c.Value == value)
return true;
}
return false;
}
public virtual void RemoveClaim (Claim claim)
{
if (!TryRemoveClaim (claim))
throw new InvalidOperationException ();
}
[MonoTODO ("This one should return false if the claim is owned by someone else, this does not exist yet")]
public virtual bool TryRemoveClaim (Claim claim)
{
if (claim == null)
return true;
claims.Remove (claim);
return true;
}
}
}
#endif