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//
// TextMessageEncoder.cs
//
// Author: Atsushi Enomoto (atsushi@ximian.com)
//
// Copyright (C) 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;
using System.IO;
using System.Collections.ObjectModel;
using System.ServiceModel;
using System.Text;
using System.Xml;
namespace System.ServiceModel.Channels
{
internal class TextMessageEncoder : MessageEncoder
{
Encoding encoding;
MessageVersion version;
public TextMessageEncoder (MessageVersion version, Encoding encoding)
{
this.version = version;
this.encoding = encoding;
}
internal Encoding Encoding {
get { return encoding; }
}
public override string ContentType {
get { return String.Concat (MediaType, "; charset=", encoding.WebName); }
}
public override string MediaType {
get { return version.Envelope == EnvelopeVersion.Soap12 ? "application/soap+xml" : "text/xml"; }
}
public override MessageVersion MessageVersion {
get { return version; }
}
[MonoTODO]
public override Message ReadMessage (ArraySegment<byte> buffer,
BufferManager bufferManager, string contentType)
{
if (bufferManager == null)
throw new ArgumentNullException ("bufferManager");
var settings = new XmlReaderSettings ();
settings.CheckCharacters = false;
var ret = Message.CreateMessage (
XmlDictionaryReader.CreateDictionaryReader (
XmlReader.Create (new StreamReader (
new MemoryStream (
buffer.Array, buffer.Offset,
buffer.Count), encoding), settings)),
// FIXME: supply max header size
int.MaxValue,
version);
FillActionContentType (ret, contentType);
return ret;
}
public override Message ReadMessage (Stream stream,
int maxSizeOfHeaders, string contentType)
{
if (stream == null)
throw new ArgumentNullException ("stream");
var settings = new XmlReaderSettings ();
settings.CheckCharacters = false;
var ret = Message.CreateMessage (
XmlDictionaryReader.CreateDictionaryReader (
XmlReader.Create (new StreamReader (stream, encoding), settings)),
maxSizeOfHeaders,
version);
ret.Properties.Encoder = this;
FillActionContentType (ret, contentType);
return ret;
}
void FillActionContentType (Message msg, string contentType)
{
if (contentType.StartsWith ("application/soap+xml", StringComparison.Ordinal)) {
var ct = new ContentType (contentType);
if (ct.Parameters.ContainsKey ("action"))
msg.Headers.Action = ct.Parameters ["action"];
}
}
public override void WriteMessage (Message message, Stream stream)
{
if (message == null)
throw new ArgumentNullException ("message");
if (stream == null)
throw new ArgumentNullException ("stream");
VerifyMessageVersion (message);
XmlWriterSettings s = new XmlWriterSettings ();
s.Encoding = encoding;
s.CheckCharacters = false;
using (XmlWriter w = XmlWriter.Create (stream, s)) {
message.WriteMessage (
XmlDictionaryWriter.CreateDictionaryWriter (w));
}
}
[MonoTODO]
public override ArraySegment<byte> WriteMessage (
Message message, int maxMessageSize,
BufferManager bufferManager, int messageOffset)
{
VerifyMessageVersion (message);
ArraySegment<byte> seg = new ArraySegment<byte> (
bufferManager.TakeBuffer (maxMessageSize),
messageOffset, maxMessageSize);
XmlWriterSettings s = new XmlWriterSettings ();
s.Encoding = encoding;
s.CheckCharacters = false;
using (XmlWriter w = XmlWriter.Create (
new MemoryStream (seg.Array, seg.Offset, seg.Count), s)) {
message.WriteMessage (
XmlDictionaryWriter.CreateDictionaryWriter (w));
}
return seg;
}
}
}
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