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-rw-r--r-- | OpenSim/Framework/Servers/OSHttpHttpHandler.cs | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/OpenSim/Framework/Servers/OSHttpHttpHandler.cs b/OpenSim/Framework/Servers/OSHttpHttpHandler.cs new file mode 100644 index 0000000..66120c3 --- /dev/null +++ b/OpenSim/Framework/Servers/OSHttpHttpHandler.cs | |||
@@ -0,0 +1,145 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSim Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | |||
28 | using System; | ||
29 | using System.Collections; | ||
30 | using System.Collections.Generic; | ||
31 | using System.IO; | ||
32 | using System.Net; | ||
33 | using System.Reflection; | ||
34 | using System.Text; | ||
35 | using System.Text.RegularExpressions; | ||
36 | using System.Xml; | ||
37 | using log4net; | ||
38 | using Nwc.XmlRpc; | ||
39 | |||
40 | namespace OpenSim.Framework.Servers | ||
41 | { | ||
42 | public delegate XmlRpcResponse OSHttpHttpProcessor(XmlRpcRequest request); | ||
43 | |||
44 | public class OSHttpHttpHandler: OSHttpHandler | ||
45 | { | ||
46 | private static readonly ILog _log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | ||
47 | |||
48 | // contains handler for processing HTTP Request | ||
49 | private GenericHTTPMethod _handler; | ||
50 | |||
51 | /// <summary> | ||
52 | /// Instantiate an HTTP handler. | ||
53 | /// </summary> | ||
54 | /// <param name="handler">a GenericHTTPMethod</param> | ||
55 | /// <param name="method">null or HTTP method regex</param> | ||
56 | /// <param name="path">null or path regex</param> | ||
57 | /// <param name="query">null or dictionary with query regexs</param> | ||
58 | /// <param name="headers">null or dictionary with header | ||
59 | /// regexs</param> | ||
60 | /// <param name="whitelist">null or IP address whitelist</param> | ||
61 | public OSHttpHttpHandler(GenericHTTPMethod handler, Regex method, Regex path, | ||
62 | Dictionary<string, Regex> query, | ||
63 | Dictionary<string, Regex> headers, Regex whitelist) | ||
64 | : base(method, path, query, headers, new Regex(@"^text/html", RegexOptions.IgnoreCase | RegexOptions.Compiled), | ||
65 | whitelist) | ||
66 | { | ||
67 | _handler = handler; | ||
68 | } | ||
69 | |||
70 | /// <summary> | ||
71 | /// Instantiate an HTTP handler. | ||
72 | /// </summary> | ||
73 | /// <param name="handler">a GenericHTTPMethod</param> | ||
74 | public OSHttpHttpHandler(GenericHTTPMethod handler) | ||
75 | : this(handler, new Regex(@"^GET$", RegexOptions.IgnoreCase | RegexOptions.Compiled), null, null, null, null) | ||
76 | { | ||
77 | } | ||
78 | |||
79 | /// <summary> | ||
80 | /// Invoked by OSHttpRequestPump. | ||
81 | /// </summary> | ||
82 | public override OSHttpHandlerResult Process(OSHttpRequest request) | ||
83 | { | ||
84 | // call handler method | ||
85 | Hashtable responseData = _handler(request.Query); | ||
86 | |||
87 | int responseCode = (int)responseData["int_response_code"]; | ||
88 | string responseString = (string)responseData["str_response_string"]; | ||
89 | string contentType = (string)responseData["content_type"]; | ||
90 | |||
91 | //Even though only one other part of the entire code uses HTTPHandlers, we shouldn't expect this | ||
92 | //and should check for NullReferenceExceptions | ||
93 | |||
94 | if (string.IsNullOrEmpty(contentType)) | ||
95 | { | ||
96 | contentType = "text/html"; | ||
97 | } | ||
98 | |||
99 | OSHttpResponse response = new OSHttpResponse(request); | ||
100 | |||
101 | // We're forgoing the usual error status codes here because the client | ||
102 | // ignores anything but 200 and 301 | ||
103 | |||
104 | response.StatusCode = (int)OSHttpStatusCode.SuccessOk; | ||
105 | |||
106 | if (responseCode == (int)OSHttpStatusCode.RedirectMovedPermanently) | ||
107 | { | ||
108 | response.RedirectLocation = (string)responseData["str_redirect_location"]; | ||
109 | response.StatusCode = responseCode; | ||
110 | } | ||
111 | |||
112 | response.AddHeader("Content-type", contentType); | ||
113 | |||
114 | byte[] buffer; | ||
115 | |||
116 | if (!contentType.Contains("image")) | ||
117 | { | ||
118 | buffer = Encoding.UTF8.GetBytes(responseString); | ||
119 | } | ||
120 | else | ||
121 | { | ||
122 | buffer = Convert.FromBase64String(responseString); | ||
123 | } | ||
124 | |||
125 | response.SendChunked = false; | ||
126 | response.ContentLength64 = buffer.Length; | ||
127 | response.ContentEncoding = Encoding.UTF8; | ||
128 | |||
129 | try | ||
130 | { | ||
131 | response.Body.Write(buffer, 0, buffer.Length); | ||
132 | } | ||
133 | catch (Exception ex) | ||
134 | { | ||
135 | _log.ErrorFormat("[OSHttpHttpHandler]: Error: {0}", ex.Message); | ||
136 | } | ||
137 | finally | ||
138 | { | ||
139 | response.Send(); | ||
140 | } | ||
141 | |||
142 | return OSHttpHandlerResult.Done; | ||
143 | } | ||
144 | } | ||
145 | } \ No newline at end of file | ||