mcs/class/System.ServiceModel/System.ServiceModel/SilverlightClientConfigLoader.cs

   1 //
   2 // SilverlightClientConfigLoader.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2009 Novell, Inc.  http://www.novell.com
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28 #if NET_2_1
  29 using System;
  30 using System.Collections.Generic;
  31 using System.ServiceModel.Channels;
  32 using System.Text;
  33 using System.Xml;
  34
  35 namespace System.ServiceModel
  36 {
  37         // This class is to read ServiceReference.ClientConfig which is
  38         // used to give default settings for ClientBase<T> configuration.
  39         // It is only used in Silverlight application.
  40         //
  41         // Since System.Configuration is not supported in SL, this config
  42         // loader has to be created without depending on it.
  43
  44         internal class SilverlightClientConfigLoader
  45         {
  46                 public SilverlightClientConfiguration Load (XmlReader reader)
  47                 {
  48                         var ret = new SilverlightClientConfiguration ();
  49                         ret.Bindings = new BindingsConfiguration ();
  50                         ret.Client = new ClientConfiguration ();
  51
  52                         reader.MoveToContent ();
  53                         if (reader.IsEmptyElement)
  54                                 return ret;
  55                         reader.ReadStartElement ("configuration");
  56
  57                         for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
  58                                 if (reader.NodeType != XmlNodeType.Element ||
  59                                     reader.LocalName != "system.serviceModel" ||
  60                                     reader.IsEmptyElement) {
  61                                         reader.Skip ();
  62                                         continue;
  63                                 }
  64                                 // in <system.serviceModel>
  65                                 reader.ReadStartElement ();
  66                                 for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
  67                                         if (reader.NodeType != XmlNodeType.Element ||
  68                                             reader.IsEmptyElement) {
  69                                                 reader.Skip ();
  70                                                 continue;
  71                                         }
  72                                         switch (reader.LocalName) {
  73                                         case "bindings":
  74                                                 reader.ReadStartElement ();
  75                                                 for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
  76                                                         if (reader.NodeType != XmlNodeType.Element ||
  77                                                             reader.IsEmptyElement) {
  78                                                                 reader.Skip ();
  79                                                                 continue;
  80                                                         }
  81                                                         switch (reader.LocalName) {
  82                                                         case "customBinding":
  83                                                         reader.ReadStartElement ();
  84                                                         for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
  85                                                                 if (reader.NodeType != XmlNodeType.Element ||
  86                                                                     reader.LocalName != "binding") {
  87                                                                         reader.Skip ();
  88                                                                         continue;
  89                                                                 }
  90                                                                 ret.Bindings.CustomBinding.Add (ReadCustomBinding (reader));
  91                                                         }
  92                                                         reader.ReadEndElement ();
  93                                                         break;
  94                                                         case "basicHttpBinding":
  95                                                         reader.ReadStartElement ();
  96                                                         for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
  97                                                                 if (reader.NodeType != XmlNodeType.Element ||
  98                                                                     reader.LocalName != "binding") {
  99                                                                         reader.Skip ();
 100                                                                         continue;
 101                                                                 }
 102                                                                 ret.Bindings.BasicHttpBinding.Add (ReadBasicHttpBinding (reader));
 103                                                         }
 104                                                         reader.ReadEndElement ();
 105                                                         break;
 106                                                         }
 107                                                 }
 108                                                 reader.ReadEndElement ();
 109                                                 break;
 110                                         case "client":
 111                                                 reader.ReadStartElement ();
 112                                                 for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
 113                                                         if (reader.NodeType != XmlNodeType.Element ||
 114                                                             reader.LocalName != "endpoint") {
 115                                                                 reader.Skip ();
 116                                                                 continue;
 117                                                         }
 118                                                         ret.Client.Endpoints.Add (ReadEndpoint (reader));
 119                                                 }
 120                                                 reader.ReadEndElement ();
 121                                                 break;
 122                                         }
 123                                 }
 124                                 reader.ReadEndElement ();
 125                                 // out <system.serviceModel>
 126                         }
 127                         reader.ReadEndElement ();
 128                         // out <configuration>
 129
 130                         return ret;
 131                 }
 132
 133                 CustomBindingConfiguration ReadCustomBinding (XmlReader reader)
 134                 {
 135                         string a;
 136                         var b = new CustomBindingConfiguration ();
 137                         if ((a = reader.GetAttribute ("name")) != null)
 138                                 b.Name = a;
 139
 140                         if (!reader.IsEmptyElement) {
 141                                 reader.ReadStartElement ();
 142                                 for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
 143                                         if (reader.NodeType != XmlNodeType.Element) {
 144                                                 reader.Skip ();
 145                                                 continue;
 146                                         }
 147                                         switch (reader.LocalName) {
 148                                         case "binaryMessageEncoding":
 149                                                 b.MessageEncoding = new BinaryMessageEncodingBindingElement ();
 150                                                 reader.Skip ();
 151                                                 break;
 152                                         case "textMessageEncoding":
 153                                                 b.MessageEncoding = new TextMessageEncodingBindingElement ();
 154                                                 reader.Skip ();
 155                                                 break;
 156                                         case "httpTransport":
 157                                                 b.Transport = new HttpTransportBindingElement ();
 158                                                 reader.Skip ();
 159                                                 break;
 160                                         case "httpsTransport":
 161                                                 b.Transport = new HttpsTransportBindingElement ();
 162                                                 reader.Skip ();
 163                                                 break;
 164                                         default:
 165                                                 throw new XmlException (String.Format ("Unexpected configuration element '{0}'", reader.LocalName));
 166                                         }
 167                                 }
 168                                 reader.ReadEndElement ();
 169                         }
 170
 171                         return b;
 172                 }
 173
 174                 BasicHttpBindingConfiguration ReadBasicHttpBinding (XmlReader reader)
 175                 {
 176                         string a;
 177                         var b = new BasicHttpBindingConfiguration ();
 178
 179                         if ((a = reader.GetAttribute ("name")) != null)
 180                                 b.Name = a;
 181                         if ((a = reader.GetAttribute ("maxBufferPoolSize")) != null)
 182                                 b.MaxBufferPoolSize = XmlConvert.ToInt32 (a);
 183                         if ((a = reader.GetAttribute ("maxBufferSize")) != null)
 184                                 b.MaxBufferSize = XmlConvert.ToInt32 (a);
 185                         if ((a = reader.GetAttribute ("maxReceivedMessageSize")) != null)
 186                                 b.MaxReceivedMessageSize = XmlConvert.ToInt32 (a);
 187                         if ((a = reader.GetAttribute ("textEncoding")) != null)
 188                                 b.TextEncoding = Encoding.GetEncoding (a);
 189
 190                         if (!reader.IsEmptyElement) {
 191                                 reader.ReadStartElement ();
 192                                 for (reader.MoveToContent (); reader.NodeType != XmlNodeType.EndElement; reader.MoveToContent ()) {
 193                                         if (reader.NodeType != XmlNodeType.Element ||
 194                                             reader.LocalName != "security") {
 195                                                 reader.Skip ();
 196                                                 continue;
 197                                         }
 198                                         if ((a = reader.GetAttribute ("mode")) != null)
 199                                                 b.Security.Mode = (BasicHttpSecurityMode) Enum.Parse (typeof (BasicHttpSecurityMode), a, false);
 200                                         reader.Skip ();
 201                                 }
 202                                 reader.ReadEndElement ();
 203                         }
 204                         else
 205                                 reader.Read ();
 206
 207                         return b;
 208                 }
 209
 210                 EndpointConfiguration ReadEndpoint (XmlReader reader)
 211                 {
 212                         string a;
 213                         var e = new EndpointConfiguration ();
 214
 215                         if ((a = reader.GetAttribute ("name")) != null)
 216                                 e.Name = a;
 217                         if ((a = reader.GetAttribute ("address")) != null)
 218                                 e.Address = new Uri (a);
 219                         if ((a = reader.GetAttribute ("bindingConfiguration")) != null)
 220                                 e.BindingConfiguration = a;
 221                         if ((a = reader.GetAttribute ("contract")) != null)
 222                                 e.Contract = a;
 223                         reader.Skip ();
 224
 225                         return e;
 226                 }
 227
 228                 public class SilverlightClientConfiguration
 229                 {
 230                         public SilverlightClientConfiguration ()
 231                         {
 232                         }
 233
 234                         public BindingsConfiguration Bindings { get; set; }
 235                         public ClientConfiguration Client { get; set; }
 236
 237                         public ServiceEndpointConfiguration GetServiceEndpointConfiguration (string name)
 238                         {
 239                                 var s = new ServiceEndpointConfiguration ();
 240                                 s.Name = name;
 241                                 EndpointConfiguration e = GetEndpointConfiguration (name);
 242                                 s.Address = new EndpointAddress (e.Address);
 243                                 s.Binding = GetConfiguredHttpBinding (e).CreateBinding ();
 244                                 return s;
 245                         }
 246
 247                         EndpointConfiguration GetEndpointConfiguration (string name)
 248                         {
 249                                 foreach (var e in Client.Endpoints)
 250                                         if (e.Name == name || name == "*")
 251                                                 return e;
 252                                 return Client.Endpoints [0];
 253                         }
 254
 255                         BindingConfiguration GetConfiguredHttpBinding (EndpointConfiguration endpoint)
 256                         {
 257                                 foreach (var b in Bindings.All ())
 258                                         if (b.Name == endpoint.BindingConfiguration)
 259                                                 return b;
 260                                 return Bindings.BasicHttpBinding [0];
 261                         }
 262                 }
 263
 264                 public class ServiceEndpointConfiguration
 265                 {
 266                         public string Name { get; set; }
 267                         public EndpointAddress Address { get; set; }
 268                         public Binding Binding { get; set; }
 269                 }
 270
 271                 public class BindingsConfiguration
 272                 {
 273                         public BindingsConfiguration ()
 274                         {
 275                                 BasicHttpBinding = new List<BasicHttpBindingConfiguration> ();
 276                                 CustomBinding = new List<CustomBindingConfiguration> ();
 277                         }
 278
 279                         public IList<BasicHttpBindingConfiguration> BasicHttpBinding { get; private set; }
 280                         public IList<CustomBindingConfiguration> CustomBinding { get; private set; }
 281
 282                         public IEnumerable<BindingConfiguration> All ()
 283                         {
 284                                 foreach (var b in BasicHttpBinding)
 285                                         yield return b;
 286                                 foreach (var b in CustomBinding)
 287                                         yield return b;
 288                         }
 289                 }
 290
 291                 public abstract class BindingConfiguration
 292                 {
 293                         public string Name { get; set; }
 294
 295                         public abstract Binding CreateBinding ();
 296                 }
 297
 298                 public class BasicHttpBindingConfiguration : BindingConfiguration
 299                 {
 300                         public BasicHttpBindingConfiguration ()
 301                         {
 302                                 Binding = new BasicHttpBinding ();
 303                                 Security = new BasicHttpSecurityConfiguration (Binding.Security);
 304                         }
 305
 306                         BasicHttpBinding Binding { get; set; }
 307
 308                         public override Binding CreateBinding ()
 309                         {
 310                                 return Binding;
 311                         }
 312
 313                         public BasicHttpSecurityConfiguration Security { get; private set; }
 314
 315                         public long MaxBufferPoolSize {
 316                                 get { return Binding.MaxBufferPoolSize; }
 317                                 set { Binding.MaxBufferPoolSize = value; }
 318                         }
 319                         public int MaxBufferSize {
 320                                 get { return Binding.MaxBufferSize; }
 321                                 set { Binding.MaxBufferSize = value; }
 322                         }
 323                         public long MaxReceivedMessageSize {
 324                                 get { return Binding.MaxReceivedMessageSize; }
 325                                 set { Binding.MaxReceivedMessageSize = value; }
 326                         }
 327
 328                         public Encoding TextEncoding {
 329                                 get { return Binding.TextEncoding; }
 330                                 set { Binding.TextEncoding = value; }
 331                         }
 332
 333                         // public bool AllowCookies { get; set; }
 334                         // public bool BypassProxyOnLocal { get; set; }
 335                         // public HostNameComparisonMode HostNameComparisonMode { get; set; }
 336                         // public WSMessageEncoding MessageEncoding { get; set; }
 337                         // public Uri ProxyAddress { get; set; }
 338                         // public XmlDictionaryReaderQuotasElement ReaderQuotas { get; }
 339                         // public TransferMode TransferMode { get; set; }
 340                         // public bool UseDefaultWebProxy { get; set; }
 341                 }
 342
 343                 public class BasicHttpSecurityConfiguration
 344                 {
 345                         public BasicHttpSecurityConfiguration (BasicHttpSecurity security)
 346                         {
 347                                 Security = security;
 348                         }
 349
 350                         public BasicHttpSecurity Security { get; private set; }
 351
 352                         public BasicHttpSecurityMode Mode {
 353                                 get { return Security.Mode; }
 354                                 set { Security.Mode = value; }
 355                         }
 356                 }
 357
 358                 public class CustomBindingConfiguration : BindingConfiguration
 359                 {
 360                         public override Binding CreateBinding ()
 361                         {
 362                                 return new CustomBinding (MessageEncoding, Transport);
 363                         }
 364
 365                         public MessageEncodingBindingElement MessageEncoding { get; set; }
 366                         public TransportBindingElement Transport { get; set; }
 367                 }
 368
 369                 public class ClientConfiguration
 370                 {
 371                         public ClientConfiguration ()
 372                         {
 373                                 Endpoints = new List<EndpointConfiguration> ();
 374                         }
 375
 376                         public IList<EndpointConfiguration> Endpoints { get; private set; }
 377
 378                         // (should be) no metadata element support unlike full WCF.
 379                 }
 380
 381                 public class EndpointConfiguration
 382                 {
 383                         public EndpointConfiguration ()
 384                         {
 385                         }
 386
 387                         public string Name { get; set; }
 388                         public Uri Address { get; set; }
 389                         public string BindingConfiguration { get; set; }
 390                         // public string BehaviorConfiguration { get; set; }
 391                         public string Contract { get; set; }
 392                         // public AddressHeaderCollection Headers { get; set; }
 393                         // public EndpointIdentity Identity { get; set; }
 394                 }
 395         }
 396 }
 397 #endif