1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
|
/*
* Copyright (c) 2008 Intel Corporation
* All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* -- Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* -- Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* -- Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.IO;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Net;
using System.Text;
using System.Web;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
namespace OpenSim.Grid.AssetInventoryServer.Plugins
{
public class BrowseFrontendPlugin : IAssetInventoryServerPlugin
{
AssetInventoryServer m_server;
public BrowseFrontendPlugin()
{
}
#region IPlugin implementation
public void Initialise(AssetInventoryServer server)
{
m_server = server;
// Request for / or /?...
//server.HttpServer.AddHandler("get", null, @"(^/$)|(^/\?.*)", BrowseRequestHandler);
m_server.HttpServer.AddStreamHandler(new BrowseRequestHandler(server));
Logger.Log.Info("[ASSET] Browser Frontend loaded.");
}
/// <summary>
/// <para>Initialises asset interface</para>
/// </summary>
public void Initialise()
{
Logger.Log.InfoFormat("[ASSET]: {0} cannot be default-initialized!", Name);
throw new PluginNotInitialisedException(Name);
}
public void Dispose()
{
}
public string Version
{
// TODO: this should be something meaningful and not hardcoded?
get { return "0.1"; }
}
public string Name
{
get { return "AssetInventoryServer Browse asset frontend"; }
}
#endregion IPlugin implementation
public class BrowseRequestHandler : IStreamedRequestHandler
{
AssetInventoryServer m_server;
string m_contentType;
string m_httpMethod;
string m_path;
public BrowseRequestHandler(AssetInventoryServer server)
{
m_server = server;
m_contentType = null;
m_httpMethod = "GET";
m_path = @"(^/$)|(^/\?.*)";
}
#region IStreamedRequestHandler implementation
public string ContentType
{
get { return m_contentType; }
}
public string HttpMethod
{
get { return m_httpMethod; }
}
public string Path
{
get { return m_path; }
}
public byte[] Handle(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
const int ASSETS_PER_PAGE = 25;
const string HEADER = "<html><head><title>Asset Server</title></head><body>";
const string TABLE_HEADER =
"<table><tr><th>Name</th><th>Description</th><th>Type</th><th>ID</th><th>Temporary</th><th>SHA-1</th></tr>";
const string TABLE_FOOTER = "</table>";
const string FOOTER = "</body></html>";
UUID authToken = Utils.GetAuthToken(httpRequest);
StringBuilder html = new StringBuilder();
int start = 0;
uint page = 0;
if (!String.IsNullOrEmpty(httpRequest.Url.Query))
{
NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query);
if (!String.IsNullOrEmpty(query["page"]) && UInt32.TryParse(query["page"], out page))
start = (int)page * ASSETS_PER_PAGE;
}
html.AppendLine(HEADER);
html.AppendLine("<p>");
if (page > 0)
html.AppendFormat("<a href=\"{0}?page={1}\">< Previous Page</a> | ", httpRequest.RawUrl, page - 1);
html.AppendFormat("<a href=\"{0}?page={1}\">Next Page ></a>", httpRequest.RawUrl, page + 1);
html.AppendLine("</p>");
html.AppendLine(TABLE_HEADER);
m_server.StorageProvider.ForEach(
delegate(Metadata data)
{
if (m_server.AuthorizationProvider.IsMetadataAuthorized(authToken, data.ID))
{
html.AppendLine(String.Format(
"<tr><td>{0}</td><td>{1}</td><td>{2}</td><td>{3}</td><td>{4}</td><td>{5}</td></tr>",
data.Name, data.Description, data.ContentType, data.ID, data.Temporary,
BitConverter.ToString(data.SHA1).Replace("-", String.Empty)));
}
else
{
html.AppendLine(String.Format(
"<tr><td>[Protected Asset]</td><td> </td><td> </td><td>{0}</td><td>{1}</td><td> </td></tr>",
data.ID, data.Temporary));
}
}, start, ASSETS_PER_PAGE
);
html.AppendLine(TABLE_FOOTER);
html.AppendLine(FOOTER);
byte[] responseData = System.Text.Encoding.UTF8.GetBytes(html.ToString());
httpResponse.StatusCode = (int) HttpStatusCode.OK;
httpResponse.Body.Write(responseData, 0, responseData.Length);
httpResponse.Body.Flush();
return responseData;
}
#endregion IStreamedRequestHandler implementation
}
}
}
|
