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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
//
//
//
// Site is an IIdentity representing internet sites.
//
using System;
using System.Diagnostics;
using System.Diagnostics.Contracts;
using System.Globalization;
using System.Security.Permissions;
using System.Security.Util;
namespace System.Security.Policy
{
[Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
public sealed class Site : EvidenceBase, IIdentityPermissionFactory
{
private SiteString m_name;
public Site(String name)
{
if (name == null)
throw new ArgumentNullException(nameof(name));
Contract.EndContractBlock();
m_name = new SiteString( name );
}
private Site(SiteString name)
{
Debug.Assert(name != null);
m_name = name;
}
public static Site CreateFromUrl( String url )
{
return new Site(ParseSiteFromUrl(url));
}
private static SiteString ParseSiteFromUrl( String name )
{
URLString urlString = new URLString( name );
if (String.Compare( urlString.Scheme, "file", StringComparison.OrdinalIgnoreCase) == 0)
throw new ArgumentException( Environment.GetResourceString( "Argument_InvalidSite" ) );
return new SiteString( new URLString( name ).Host );
}
public String Name
{
get { return m_name.ToString(); }
}
internal SiteString GetSiteString()
{
return m_name;
}
public IPermission CreateIdentityPermission( Evidence evidence )
{
return new SiteIdentityPermission( Name );
}
public override bool Equals(Object o)
{
Site other = o as Site;
if (other == null)
{
return false;
}
return String.Equals(Name, other.Name, StringComparison.OrdinalIgnoreCase);
}
public override int GetHashCode()
{
return Name.GetHashCode();
}
public override EvidenceBase Clone()
{
return new Site(m_name);
}
public Object Copy()
{
return Clone();
}
// INormalizeForIsolatedStorage is not implemented for startup perf
// equivalent to INormalizeForIsolatedStorage.Normalize()
internal Object Normalize()
{
return m_name.ToString().ToUpper(CultureInfo.InvariantCulture);
}
}
}
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