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//
// System.Net.WebPermissionAttribute.cs
//
// Authors:
// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2003 Andreas Nahr
// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
//
// 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.
//
using System.Security;
using System.Security.Permissions;
namespace System.Net {
[AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class
| AttributeTargets.Struct | AttributeTargets.Constructor
| AttributeTargets.Method, AllowMultiple = true, Inherited = false)]
[Serializable]
public sealed class WebPermissionAttribute : CodeAccessSecurityAttribute {
// Fields
object m_accept;
object m_connect;
// Constructors
public WebPermissionAttribute (SecurityAction action)
: base (action)
{
}
// Properties
public string Accept {
get {
if (m_accept == null)
return null;
return (m_accept as WebPermissionInfo).Info;
}
set {
if (m_accept != null)
AlreadySet ("Accept", "Accept");
m_accept = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
}
}
public string AcceptPattern {
get {
if (m_accept == null)
return null;
return (m_accept as WebPermissionInfo).Info;
}
set {
if (m_accept != null)
AlreadySet ("Accept", "AcceptPattern");
if (value == null)
throw new ArgumentNullException ("AcceptPattern");
m_accept = new WebPermissionInfo (WebPermissionInfoType.InfoUnexecutedRegex , value);
}
}
public string Connect {
get {
if (m_connect == null)
return null;
return (m_connect as WebPermissionInfo).Info;
}
set {
if (m_connect != null)
AlreadySet ("Connect", "Connect");
m_connect = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
}
}
public string ConnectPattern {
get {
if (m_connect == null)
return null;
return (m_connect as WebPermissionInfo).Info;
}
set {
if (m_connect != null)
AlreadySet ("Connect", "ConnectConnectPattern");
if (value == null)
throw new ArgumentNullException ("ConnectPattern");
m_connect = new WebPermissionInfo (WebPermissionInfoType.InfoUnexecutedRegex , value);
}
}
// Methods
public override IPermission CreatePermission ()
{
if (this.Unrestricted)
return new WebPermission (PermissionState.Unrestricted);
WebPermission newPermission = new WebPermission ();
if (m_accept != null) {
newPermission.AddPermission (NetworkAccess.Accept, (WebPermissionInfo) m_accept);
}
if (m_connect != null) {
newPermission.AddPermission (NetworkAccess.Connect, (WebPermissionInfo) m_connect);
}
return newPermission;
}
// helpers
internal void AlreadySet (string parameter, string property)
{
string msg = Locale.GetText ("The parameter '{0}' can be set only once.");
throw new ArgumentException (String.Format (msg, parameter), property);
}
}
}
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