2 // System.Web.Configuration.HttpCapabilitiesBase
5 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
7 // (C) 2002 Ximian, Inc (http://www.ximian.com)
8 // Copyright (C) 2003,2004,2005 Novell, Inc (http://www.novell.com)
10 // Permission is hereby granted, free of charge, to any person obtaining
11 // a copy of this software and associated documentation files (the
12 // "Software"), to deal in the Software without restriction, including
13 // without limitation the rights to use, copy, modify, merge, publish,
14 // distribute, sublicense, and/or sell copies of the Software, and to
15 // permit persons to whom the Software is furnished to do so, subject to
16 // the following conditions:
18 // The above copyright notice and this permission notice shall be
19 // included in all copies or substantial portions of the Software.
21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 using System.Collections;
31 using System.Security.Permissions;
33 namespace System.Web.Configuration
36 [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
37 [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
39 public partial class HttpCapabilitiesBase
41 public class HttpCapabilitiesBase
44 internal IDictionary capabilities;
46 public HttpCapabilitiesBase () { }
48 public virtual string this [string key]
50 get { return capabilities [key] as string; }
53 internal static string GetUserAgentForDetection (HttpRequest request)
59 if (request.Context.CurrentHandler is System.Web.UI.Page)
60 ua = ((System.Web.UI.Page) request.Context.CurrentHandler).ClientTarget;
62 if (String.IsNullOrEmpty (ua)) {
63 ua = request.ClientTarget;
65 if (String.IsNullOrEmpty (ua))
66 ua = request.UserAgent;
69 ua = request.ClientTarget;
70 if (ua == null || ua.Length == 0)
71 ua = request.UserAgent;
75 private static HttpBrowserCapabilities GetHttpBrowserCapabilitiesFromBrowscapini(string ua)
77 HttpBrowserCapabilities bcap = new HttpBrowserCapabilities();
78 bcap.capabilities = CapabilitiesLoader.GetCapabilities (ua);
82 public static HttpCapabilitiesBase GetConfigCapabilities (string configKey, HttpRequest request)
84 string ua = GetUserAgentForDetection (request);
86 HttpBrowserCapabilities bcap = GetHttpBrowserCapabilitiesFromBrowscapini(ua);
88 GetConfigCapabilities_called = true;
89 if (HttpApplicationFactory.AppBrowsersFiles.Length > 0)
90 bcap = HttpApplicationFactory.CapabilitiesProcessor.Process(request, bcap.Capabilities);
98 // Used by unit tests to determine whether GetConfigCapabilities was called.
99 static internal bool GetConfigCapabilities_called;
101 protected virtual void Init ()