clockwerk-opensim – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) Contributors, http://opensimulator.org/ |
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3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * * Redistributions of source code must retain the above copyright |
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8 | * notice, this list of conditions and the following disclaimer. |
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9 | * * Redistributions in binary form must reproduce the above copyright |
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10 | * notice, this list of conditions and the following disclaimer in the |
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11 | * documentation and/or other materials provided with the distribution. |
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12 | * * Neither the name of the OpenSimulator Project nor the |
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13 | * names of its contributors may be used to endorse or promote products |
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14 | * derived from this software without specific prior written permission. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY |
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17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY |
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20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 | */ |
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27 | |||
28 | using Nini.Config; |
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29 | using log4net; |
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30 | using System; |
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31 | using System.IO; |
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32 | using System.Reflection; |
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33 | using System.Net; |
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34 | using System.Text; |
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35 | using System.Text.RegularExpressions; |
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36 | using System.Xml; |
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37 | using System.Xml.Serialization; |
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38 | using OpenSim.Server.Base; |
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39 | using OpenSim.Services.Interfaces; |
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40 | using OpenSim.Framework; |
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41 | using OpenSim.Framework.ServiceAuth; |
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42 | using OpenSim.Framework.Servers.HttpServer; |
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43 | |||
44 | namespace OpenSim.Server.Handlers.Asset |
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45 | { |
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46 | public class AssetServerGetHandler : BaseStreamHandler |
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47 | { |
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48 | private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
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49 | |||
50 | private IAssetService m_AssetService; |
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51 | private string m_RedirectURL; |
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52 | |||
53 | public AssetServerGetHandler(IAssetService service) : |
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54 | base("GET", "/assets") |
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55 | { |
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56 | m_AssetService = service; |
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57 | } |
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58 | |||
59 | public AssetServerGetHandler(IAssetService service, IServiceAuth auth, string redirectURL) : |
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60 | base("GET", "/assets", auth) |
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61 | { |
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62 | m_AssetService = service; |
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63 | m_RedirectURL = redirectURL; |
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64 | if (!m_RedirectURL.EndsWith("/")) |
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65 | m_RedirectURL = m_RedirectURL.TrimEnd('/'); |
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66 | } |
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67 | |||
68 | protected override byte[] ProcessRequest(string path, Stream request, |
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69 | IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) |
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70 | { |
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71 | byte[] result = new byte[0]; |
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72 | |||
73 | string[] p = SplitParams(path); |
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74 | |||
75 | if (p.Length == 0) |
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76 | return result; |
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77 | |||
78 | string id = string.Empty; |
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79 | if (p.Length > 1) |
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80 | { |
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81 | id = p[0]; |
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82 | string cmd = p[1]; |
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83 | |||
84 | if (cmd == "data") |
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85 | { |
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86 | result = m_AssetService.GetData(id); |
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87 | if (result == null) |
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88 | { |
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89 | httpResponse.StatusCode = (int)HttpStatusCode.NotFound; |
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90 | httpResponse.ContentType = "text/plain"; |
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91 | result = new byte[0]; |
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92 | } |
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93 | else |
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94 | { |
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95 | httpResponse.StatusCode = (int)HttpStatusCode.OK; |
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96 | httpResponse.ContentType = "application/octet-stream"; |
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97 | } |
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98 | } |
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99 | else if (cmd == "metadata") |
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100 | { |
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101 | AssetMetadata metadata = m_AssetService.GetMetadata(id); |
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102 | |||
103 | if (metadata != null) |
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104 | { |
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105 | XmlSerializer xs = |
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106 | new XmlSerializer(typeof(AssetMetadata)); |
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107 | result = ServerUtils.SerializeResult(xs, metadata); |
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108 | |||
109 | httpResponse.StatusCode = (int)HttpStatusCode.OK; |
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110 | httpResponse.ContentType = |
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111 | SLUtil.SLAssetTypeToContentType(metadata.Type); |
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112 | } |
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113 | else |
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114 | { |
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115 | httpResponse.StatusCode = (int)HttpStatusCode.NotFound; |
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116 | httpResponse.ContentType = "text/plain"; |
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117 | result = new byte[0]; |
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118 | } |
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119 | } |
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120 | else |
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121 | { |
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122 | // Unknown request |
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123 | httpResponse.StatusCode = (int)HttpStatusCode.BadRequest; |
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124 | httpResponse.ContentType = "text/plain"; |
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125 | result = new byte[0]; |
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126 | } |
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127 | } |
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128 | else if (p.Length == 1) |
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129 | { |
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130 | // Get the entire asset (metadata + data) |
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131 | |||
132 | id = p[0]; |
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133 | AssetBase asset = m_AssetService.Get(id); |
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134 | |||
135 | if (asset != null) |
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136 | { |
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137 | XmlSerializer xs = new XmlSerializer(typeof(AssetBase)); |
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138 | result = ServerUtils.SerializeResult(xs, asset); |
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139 | |||
140 | httpResponse.StatusCode = (int)HttpStatusCode.OK; |
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141 | httpResponse.ContentType = |
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142 | SLUtil.SLAssetTypeToContentType(asset.Type); |
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143 | } |
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144 | else |
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145 | { |
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146 | httpResponse.StatusCode = (int)HttpStatusCode.NotFound; |
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147 | httpResponse.ContentType = "text/plain"; |
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148 | result = new byte[0]; |
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149 | } |
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150 | } |
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151 | else |
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152 | { |
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153 | // Unknown request |
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154 | httpResponse.StatusCode = (int)HttpStatusCode.BadRequest; |
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155 | httpResponse.ContentType = "text/plain"; |
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156 | result = new byte[0]; |
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157 | } |
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158 | |||
159 | if (httpResponse.StatusCode == (int)HttpStatusCode.NotFound && !string.IsNullOrEmpty(m_RedirectURL) && !string.IsNullOrEmpty(id)) |
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160 | { |
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161 | httpResponse.StatusCode = (int)HttpStatusCode.Redirect; |
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162 | string rurl = m_RedirectURL; |
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163 | if (!path.StartsWith("/")) |
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164 | rurl += "/"; |
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165 | rurl += path; |
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166 | httpResponse.AddHeader("Location", rurl); |
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167 | m_log.DebugFormat("[ASSET GET HANDLER]: Asset not found, redirecting to {0} ({1})", rurl, httpResponse.StatusCode); |
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168 | } |
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169 | return result; |
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170 | } |
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171 | } |
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172 | } |