mcs/class/System.Web.Services/System.Web.Services.Discovery/DiscoveryRequestHandler.cs

   1 // \r
   2 // System.Web.Services.Discovery.DiscoveryRequestHandler.cs\r
   3 //\r
   4 // Author:\r
   5 //   Dave Bettin (javabettin@yahoo.com)\r
   6 //   Lluis Sanchez Gual (lluis@ximian.com)\r
   7 //\r
   8 // Copyright (C) Dave Bettin, 2002\r
   9 //\r
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31 \r
  32 using System.Web;\r
  33 using System.IO;\r
  34 using System.Web.Services.Discovery;\r
  35 \r
  36 namespace System.Web.Services.Discovery {\r
  37         public sealed class DiscoveryRequestHandler : IHttpHandler {\r
  38                 \r
  39                 #region Constructors\r
  40 \r
  41                 public DiscoveryRequestHandler () \r
  42                 {\r
  43                 }\r
  44                 \r
  45                 #endregion // Constructors\r
  46 \r
  47                 #region Properties\r
  48 \r
  49                 public bool IsReusable {\r
  50                         get { return true; }                    \r
  51                 }\r
  52                 \r
  53                 #endregion // Properties\r
  54 \r
  55                 #region Methods\r
  56 \r
  57                 public void ProcessRequest (HttpContext context)\r
  58                 {\r
  59                         string path = context.Request.PhysicalPath;\r
  60                         FileStream fs = new FileStream (path, FileMode.Open);\r
  61                         DynamicDiscoveryDocument ddoc = DynamicDiscoveryDocument.Load (fs);\r
  62                         fs.Close ();\r
  63                         \r
  64                         string url = context.Request.Url.ToString();\r
  65                         int i = url.LastIndexOf ('/');\r
  66                         if (i != -1) url = url.Substring (0,i+1);\r
  67                         \r
  68                         DiscoveryDocument doc = new DiscoveryDocument ();\r
  69                         GetFiles (url, "", Path.GetDirectoryName(path), doc, ddoc);\r
  70                         \r
  71                         context.Response.ContentType = "text/xml; charset=utf-8";\r
  72                         doc.Write (context.Response.OutputStream);\r
  73                 }\r
  74                 \r
  75                 void GetFiles (string baseUrl, string relPath, string path, DiscoveryDocument doc, DynamicDiscoveryDocument ddoc)\r
  76                 {\r
  77                         string url = baseUrl + relPath;\r
  78                         if (!url.EndsWith ("/")) url += "/";\r
  79                         \r
  80                         string[] files = Directory.GetFiles (path);\r
  81                         foreach (string file in files)\r
  82                         {\r
  83                                 string ext = Path.GetExtension (file).ToLower();\r
  84                                 if (ext == ".asmx")\r
  85                                 {\r
  86                                         ContractReference cref = new ContractReference ();\r
  87                                         cref.DocRef = url + Path.GetFileName (file);\r
  88                                         cref.Ref = cref.DocRef + "?wsdl";\r
  89                                         doc.References.Add (cref);\r
  90                                 }\r
  91                                 else if (ext == ".disco")\r
  92                                 {\r
  93                                         DiscoveryDocumentReference dref = new DiscoveryDocumentReference ();\r
  94                                         dref.Ref = url + Path.GetFileName (file);\r
  95                                         doc.References.Add (dref);\r
  96                                 }\r
  97                         }\r
  98                         string[] dirs = Directory.GetDirectories (path);\r
  99                         \r
 100                         foreach (string dir in dirs)\r
 101                         {\r
 102                                 string rel = Path.Combine (relPath, Path.GetFileName(dir));\r
 103                                 if (!ddoc.IsExcluded (rel))\r
 104                                         GetFiles (baseUrl, rel, Path.Combine (path, dir), doc, ddoc);\r
 105                         }\r
 106                 }\r
 107 \r
 108                 #endregion // Methods\r
 109         }\r
 110 }\r