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//-----------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
namespace System.IdentityModel.Tokens
{
using System.Xml;
using System.Xml.Serialization;
using System.Runtime.Serialization;
using System.IdentityModel.Selectors;
[DataContract]
public class SamlAuthorityBinding
{
XmlQualifiedName authorityKind;
string binding;
string location;
[DataMember]
bool isReadOnly = false;
public SamlAuthorityBinding(XmlQualifiedName authorityKind, string binding, string location)
{
this.AuthorityKind = authorityKind;
this.Binding = binding;
this.Location = location;
CheckObjectValidity();
}
public SamlAuthorityBinding()
{
}
[DataMember]
public XmlQualifiedName AuthorityKind
{
get { return this.authorityKind; }
set
{
if (isReadOnly)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly)));
if (value == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("value"));
if (string.IsNullOrEmpty(value.Name))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLAuthorityKindMissingName));
this.authorityKind = value;
}
}
[DataMember]
public string Binding
{
get { return this.binding; }
set
{
if (isReadOnly)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly)));
if (string.IsNullOrEmpty(value))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLAuthorityBindingRequiresBinding));
this.binding = value;
}
}
[DataMember]
public string Location
{
get { return this.location; }
set
{
if (isReadOnly)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly)));
if (string.IsNullOrEmpty(value))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLAuthorityBindingRequiresLocation));
this.location = value;
}
}
public bool IsReadOnly
{
get { return this.isReadOnly; }
}
public void MakeReadOnly()
{
this.isReadOnly = true;
}
void CheckObjectValidity()
{
if (this.authorityKind == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingMissingAuthorityKind)));
if (string.IsNullOrEmpty(authorityKind.Name))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityKindMissingName)));
if (string.IsNullOrEmpty(this.binding))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingRequiresBinding)));
if (string.IsNullOrEmpty(this.location))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingRequiresLocation)));
}
public virtual void ReadXml(XmlDictionaryReader reader, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer, SecurityTokenResolver outOfBandTokenResolver)
{
if (reader == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("reader"));
if (samlSerializer == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;
string authKind = reader.GetAttribute(dictionary.AuthorityKind, null);
if (string.IsNullOrEmpty(authKind))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingMissingAuthorityKindOnRead)));
string[] authKindParts = authKind.Split(':');
if (authKindParts.Length > 2)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingInvalidAuthorityKind)));
string localName;
string prefix;
string nameSpace;
if (authKindParts.Length == 2)
{
prefix = authKindParts[0];
localName = authKindParts[1];
}
else
{
prefix = String.Empty;
localName = authKindParts[0];
}
nameSpace = reader.LookupNamespace(prefix);
this.authorityKind = new XmlQualifiedName(localName, nameSpace);
this.binding = reader.GetAttribute(dictionary.Binding, null);
if (string.IsNullOrEmpty(this.binding))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingMissingBindingOnRead)));
this.location = reader.GetAttribute(dictionary.Location, null);
if (string.IsNullOrEmpty(this.location))
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorityBindingMissingLocationOnRead)));
if (reader.IsEmptyElement)
{
reader.MoveToContent();
reader.Read();
}
else
{
reader.MoveToContent();
reader.Read();
reader.ReadEndElement();
}
}
public virtual void WriteXml(XmlDictionaryWriter writer, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer)
{
CheckObjectValidity();
if (writer == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("writer"));
if (samlSerializer == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer"));
#pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null.
SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary;
writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.AuthorityBinding, dictionary.Namespace);
string prefix = null;
if (!string.IsNullOrEmpty(this.authorityKind.Namespace))
{
writer.WriteAttributeString(String.Empty, dictionary.NamespaceAttributePrefix.Value, null, this.authorityKind.Namespace);
prefix = writer.LookupPrefix(this.authorityKind.Namespace);
}
writer.WriteStartAttribute(dictionary.AuthorityKind, null);
if (string.IsNullOrEmpty(prefix))
writer.WriteString(this.authorityKind.Name);
else
writer.WriteString(prefix + ":" + this.authorityKind.Name);
writer.WriteEndAttribute();
writer.WriteStartAttribute(dictionary.Location, null);
writer.WriteString(this.location);
writer.WriteEndAttribute();
writer.WriteStartAttribute(dictionary.Binding, null);
writer.WriteString(this.binding);
writer.WriteEndAttribute();
writer.WriteEndElement();
}
}
}
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