/// <summary>
///
/// </summary>
/// <param name="request"></param>
public Request( con.RequestElementReadWrite request )
{
_request = request;
this.Text = "Request";
this.SelectedImageIndex = 1;
this.ImageIndex = 1;
if( _request.Action != null )
{
this.Nodes.Add( new Action( _request.Action ) );
}
if( _request.Environment != null )
{
this.Nodes.Add( new Environment( _request.Environment ) ) ;
}
if( _request.Resources != null )
{
foreach( con.ResourceElementReadWrite resource in _request.Resources )
{
this.Nodes.Add( new Resource( resource ) );
}
}
if( _request.Subjects != null )
{
foreach( con.SubjectElementReadWrite subject in _request.Subjects )
{
this.Nodes.Add( new Subject( subject ) );
}
}
this.ExpandAll();
}
/// <summary>
///
/// </summary>
/// <param name="request"></param>
public Request(con.RequestElementReadWrite request)
{
_request = request;
this.Text = "Request";
this.SelectedImageIndex = 1;
this.ImageIndex = 1;
if (_request.Action != null)
{
this.Nodes.Add(new Action(_request.Action));
}
if (_request.Environment != null)
{
this.Nodes.Add(new Environment(_request.Environment));
}
if (_request.Resources != null)
{
foreach (con.ResourceElementReadWrite resource in _request.Resources)
{
this.Nodes.Add(new Resource(resource));
}
}
if (_request.Subjects != null)
{
foreach (con.SubjectElementReadWrite subject in _request.Subjects)
{
this.Nodes.Add(new Subject(subject));
}
}
this.ExpandAll();
}
/// <summary>
/// Creates a new ContextDocumentReadWrite using the XmlReader instance provided.
/// </summary>
/// <param name="reader">The XmlReader instance positioned at the begining of the document.</param>
/// <param name="schemaVersion">The schema used to validate this context document.</param>
public ContextDocumentReadWrite(XmlReader reader, XacmlVersion schemaVersion)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
// Search for the first element.
while (reader.Read() && reader.NodeType != XmlNodeType.Element)
{
}
// Keep the contents of the context document.
// HACK: Due to XPath validation the document must be readed twice, the first time to load the instance
// and the second one to keep a document to execute XPath sentences.
_xmlString = reader.ReadOuterXml();
// Read the contents in a new reader.
#if NET20
StringReader sreader = new StringReader(_xmlString);
#endif
// Prepare the validation.
#if NET20
ValidationEventHandler validationHandler = vreader_ValidationEventHandler;
XmlReaderSettings settings = new XmlReaderSettings {
ValidationType = ValidationType.Schema
};
settings.ValidationEventHandler += validationHandler;
XmlReader vreader = null;
#endif
switch (schemaVersion)
{
case XacmlVersion.Version10:
case XacmlVersion.Version11:
{
Stream policySchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(pol.PolicyDocument.Xacml10PolicySchemaResourceName);
Stream contextSchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(Xacml10ContextSchemaResourceName);
#if NET10
vreader.Schemas.Add(PolicySchema1.Namespaces.Policy, new XmlTextReader(policySchemaStream));
vreader.Schemas.Add(PolicySchema1.Namespaces.Context, new XmlTextReader(contexSchemaStream));
#endif
#if NET20
if (_compiledSchemas11 == null)
{
_compiledSchemas11 = new XmlSchemaSet();
_compiledSchemas11.Add(XmlSchema.Read(policySchemaStream, validationHandler));
_compiledSchemas11.Add(XmlSchema.Read(contextSchemaStream, validationHandler));
_compiledSchemas11.Compile();
}
settings.Schemas.Add(_compiledSchemas11);
#endif
break;
}
case XacmlVersion.Version20:
{
Stream policySchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(pol.PolicyDocumentReadWrite.Xacml20PolicySchemaResourceName);
Stream contextSchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(Xacml20ContextSchemaResourceName);
if (_compiledSchemas20 == null)
{
_compiledSchemas20 = new XmlSchemaSet();
if (policySchemaStream != null)
{
_compiledSchemas20.Add(XmlSchema.Read(policySchemaStream, validationHandler));
}
if (contextSchemaStream != null)
{
_compiledSchemas20.Add(XmlSchema.Read(contextSchemaStream, validationHandler));
}
_compiledSchemas20.Compile();
}
settings.Schemas.Add(_compiledSchemas20);
break;
}
default:
throw new ArgumentException(Resource.ResourceManager[Resource.MessageKey.exc_invalid_version_parameter_value], nameof(reader));
}
#if NET20
vreader = XmlReader.Create(sreader, settings);
#endif
while (vreader.Read())
{
//Read all the namespaces and keep them in the _namespaces hashtable.
if (vreader.HasAttributes)
{
while (vreader.MoveToNextAttribute())
{
if (vreader.LocalName == PolicySchema1.Namespaces.XMLNS)
{
_namespaces.Add(vreader.Prefix, vreader.Value);
}
else if (vreader.Prefix == PolicySchema1.Namespaces.XMLNS)
{
_namespaces.Add(vreader.LocalName, vreader.Value);
}
}
vreader.MoveToElement();
}
switch (vreader.LocalName)
{
case ContextSchema.RequestElement.Request:
_request = new RequestElementReadWrite(vreader, schemaVersion);
break;
case ContextSchema.ResponseElement.Response:
_response = new ResponseElement(vreader, schemaVersion);
break;
}
}
}
private void CreateContextRequest( object sender, EventArgs args )
{
con.RequestElementReadWrite newRequest = new con.RequestElementReadWrite(null,null,null,null,XacmlVersion.Version11);
Context contextNode = (Context)mainTree.SelectedNode;
Request requestNode = new Request( newRequest );
con.ContextDocumentReadWrite context = contextNode.ContextDefinition;
context.Request = newRequest;
contextNode.Nodes.Add( requestNode );
}
/// <summary>
/// Creates a new ContextDocumentReadWrite using the XmlReader instance provided.
/// </summary>
/// <param name="reader">The XmlReader instance positioned at the begining of the document.</param>
/// <param name="schemaVersion">The schema used to validate this context document.</param>
public ContextDocumentReadWrite(XmlReader reader, XacmlVersion schemaVersion)
{
if (reader == null) throw new ArgumentNullException(nameof(reader));
// Search for the first element.
while (reader.Read() && reader.NodeType != XmlNodeType.Element)
{ }
// Keep the contents of the context document.
// HACK: Due to XPath validation the document must be readed twice, the first time to load the instance
// and the second one to keep a document to execute XPath sentences.
_xmlString = reader.ReadOuterXml();
// Read the contents in a new reader.
#if NET20
StringReader sreader = new StringReader(_xmlString);
#endif
// Prepare the validation.
#if NET20
ValidationEventHandler validationHandler = vreader_ValidationEventHandler;
XmlReaderSettings settings = new XmlReaderSettings {ValidationType = ValidationType.Schema};
settings.ValidationEventHandler += validationHandler;
XmlReader vreader = null;
#endif
switch (schemaVersion)
{
case XacmlVersion.Version10:
case XacmlVersion.Version11:
{
Stream policySchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(pol.PolicyDocument.Xacml10PolicySchemaResourceName);
Stream contextSchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(Xacml10ContextSchemaResourceName);
#if NET10
vreader.Schemas.Add( PolicySchema1.Namespaces.Policy, new XmlTextReader( policySchemaStream ) );
vreader.Schemas.Add( PolicySchema1.Namespaces.Context, new XmlTextReader( contexSchemaStream ) );
#endif
#if NET20
if (_compiledSchemas11 == null)
{
_compiledSchemas11 = new XmlSchemaSet();
_compiledSchemas11.Add(XmlSchema.Read(policySchemaStream, validationHandler));
_compiledSchemas11.Add(XmlSchema.Read(contextSchemaStream, validationHandler));
_compiledSchemas11.Compile();
}
settings.Schemas.Add(_compiledSchemas11);
#endif
break;
}
case XacmlVersion.Version20:
{
Stream policySchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(pol.PolicyDocumentReadWrite.Xacml20PolicySchemaResourceName);
Stream contextSchemaStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(Xacml20ContextSchemaResourceName);
if (_compiledSchemas20 == null)
{
_compiledSchemas20 = new XmlSchemaSet();
if (policySchemaStream != null)
_compiledSchemas20.Add(XmlSchema.Read(policySchemaStream, validationHandler));
if (contextSchemaStream != null)
_compiledSchemas20.Add(XmlSchema.Read(contextSchemaStream, validationHandler));
_compiledSchemas20.Compile();
}
settings.Schemas.Add(_compiledSchemas20);
break;
}
default:
throw new ArgumentException(Resource.ResourceManager[Resource.MessageKey.exc_invalid_version_parameter_value], nameof(reader));
}
#if NET20
vreader = XmlReader.Create(sreader, settings);
#endif
while (vreader.Read())
{
//Read all the namespaces and keep them in the _namespaces hashtable.
if (vreader.HasAttributes)
{
while (vreader.MoveToNextAttribute())
{
if (vreader.LocalName == PolicySchema1.Namespaces.XMLNS)
{
_namespaces.Add(vreader.Prefix, vreader.Value);
}
else if (vreader.Prefix == PolicySchema1.Namespaces.XMLNS)
{
_namespaces.Add(vreader.LocalName, vreader.Value);
}
}
vreader.MoveToElement();
}
switch (vreader.LocalName)
{
case ContextSchema.RequestElement.Request:
_request = new RequestElementReadWrite(vreader, schemaVersion);
break;
case ContextSchema.ResponseElement.Response:
_response = new ResponseElement(vreader, schemaVersion);
break;
}
}
}
