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Diffstat (limited to 'OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs')
-rw-r--r--OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs185
1 files changed, 68 insertions, 117 deletions
diff --git a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs
index 506f9d2..ed42efe 100644
--- a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs
+++ b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs
@@ -41,9 +41,6 @@ using OpenSim.Framework.Servers.HttpServer;
41using OpenSim.Services.Interfaces; 41using OpenSim.Services.Interfaces;
42using Caps = OpenSim.Framework.Capabilities.Caps; 42using Caps = OpenSim.Framework.Capabilities.Caps;
43 43
44
45
46
47namespace OpenSim.Capabilities.Handlers 44namespace OpenSim.Capabilities.Handlers
48{ 45{
49 public class GetMeshHandler 46 public class GetMeshHandler
@@ -61,145 +58,99 @@ namespace OpenSim.Capabilities.Handlers
61 } 58 }
62 public Hashtable Handle(Hashtable request) 59 public Hashtable Handle(Hashtable request)
63 { 60 {
64 Hashtable ret = new Hashtable(); 61 return ProcessGetMesh(request, UUID.Zero, null); ;
65 ret["int_response_code"] = (int)System.Net.HttpStatusCode.NotFound; 62 }
66 ret["content_type"] = "text/plain";
67 ret["int_bytes"] = 0;
68 string MeshStr = (string)request["mesh_id"];
69
70
71 //m_log.DebugFormat("[GETMESH]: called {0}", MeshStr);
72 63
64 public Hashtable ProcessGetMesh(Hashtable request, UUID AgentId, Caps cap)
65 {
66 Hashtable responsedata = new Hashtable();
73 if (m_assetService == null) 67 if (m_assetService == null)
74 { 68 {
75 m_log.Error("[GETMESH]: Cannot fetch mesh " + MeshStr + " without an asset service"); 69 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.ServiceUnavailable;
76 ret["keepalive"] = false; 70 responsedata["str_response_string"] = "The asset service is unavailable";
77 return ret; 71 responsedata["keepalive"] = false;
72 return responsedata;
78 } 73 }
79 74
80 UUID meshID; 75 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.BadRequest;
81 if (!String.IsNullOrEmpty(MeshStr) && UUID.TryParse(MeshStr, out meshID)) 76 responsedata["content_type"] = "text/plain";
82 { 77 responsedata["int_bytes"] = 0;
83 // m_log.DebugFormat("[GETMESH]: Received request for mesh id {0}", meshID);
84 78
79 string meshStr = string.Empty;
80 if (request.ContainsKey("mesh_id"))
81 meshStr = request["mesh_id"].ToString();
85 82
86 ret = ProcessGetMesh(request, UUID.Zero, null); 83 if (String.IsNullOrEmpty(meshStr))
84 return responsedata;
87 85
86 UUID meshID = UUID.Zero;
87 if(!UUID.TryParse(meshStr, out meshID))
88 return responsedata;
88 89
90 AssetBase mesh = m_assetService.Get(meshID.ToString());
91 if(mesh == null)
92 {
93 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.NotFound;
94 responsedata["str_response_string"] = "Mesh not found.";
95 return responsedata;
89 } 96 }
90 else 97
98 if (mesh.Type != (SByte)AssetType.Mesh)
91 { 99 {
92 m_log.Warn("[GETMESH]: Failed to parse a mesh_id from GetMesh request: " + (string)request["uri"]); 100 responsedata["str_response_string"] = "Asset isn't a mesh.";
101 return responsedata;
93 } 102 }
94 103
104 Hashtable headers = new Hashtable();
105 responsedata["headers"] = headers;
95 106
96 return ret; 107 string range = String.Empty;
97 }
98 public Hashtable ProcessGetMesh(Hashtable request, UUID AgentId, Caps cap)
99 {
100 Hashtable responsedata = new Hashtable();
101 responsedata["int_response_code"] = 400; //501; //410; //404;
102 responsedata["content_type"] = "text/plain";
103 responsedata["int_bytes"] = 0;
104 108
105 string meshStr = string.Empty; 109 if (((Hashtable)request["headers"])["range"] != null)
110 range = (string)((Hashtable)request["headers"])["range"];
111 else if (((Hashtable)request["headers"])["Range"] != null)
112 range = (string)((Hashtable)request["headers"])["Range"];
106 113
107 if (request.ContainsKey("mesh_id")) 114 if (String.IsNullOrEmpty(range))
108 meshStr = request["mesh_id"].ToString(); 115 {
116 // full mesh
117 responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
118 responsedata["content_type"] = "application/vnd.ll.mesh";
119 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.OK;
120 return responsedata;
121 }
109 122
110 UUID meshID = UUID.Zero; 123 // range request
111 if (!String.IsNullOrEmpty(meshStr) && UUID.TryParse(meshStr, out meshID)) 124 int start, end;
125 if (TryParseRange(range, out start, out end))
112 { 126 {
113 if (m_assetService == null) 127 // Before clamping start make sure we can satisfy it in order to avoid
128 // sending back the last byte instead of an error status
129 if (start >= mesh.Data.Length)
114 { 130 {
115 responsedata["int_response_code"] = 404; //501; //410; //404; 131 responsedata["str_response_string"] = "This range doesnt exist.";
116 responsedata["keepalive"] = false;
117 responsedata["str_response_string"] = "The asset service is unavailable. So is your mesh.";
118 return responsedata; 132 return responsedata;
119 } 133 }
120 134
121 AssetBase mesh = m_assetService.Get(meshID.ToString()); 135 end = Utils.Clamp(end, 0, mesh.Data.Length - 1);
136 start = Utils.Clamp(start, 0, end);
137 int len = end - start + 1;
122 138
123 if (mesh != null) 139 //m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
124 { 140 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.PartialContent;
125 if (mesh.Type == (SByte)AssetType.Mesh) 141 headers["Content-Range"] = String.Format("bytes {0}-{1}/{2}", start, end, mesh.Data.Length);
126 { 142
127 Hashtable headers = new Hashtable(); 143 byte[] d = new byte[len];
128 responsedata["headers"] = headers; 144 Array.Copy(mesh.Data, start, d, 0, len);
129 145 responsedata["bin_response_data"] = d;
130 string range = String.Empty; 146 responsedata["int_bytes"] = len;
131 147 return responsedata;
132 if (((Hashtable)request["headers"])["range"] != null)
133 range = (string)((Hashtable)request["headers"])["range"];
134
135 else if (((Hashtable)request["headers"])["Range"] != null)
136 range = (string)((Hashtable)request["headers"])["Range"];
137
138 if (!String.IsNullOrEmpty(range)) // Mesh Asset LOD // Physics
139 {
140 // Range request
141 int start, end;
142 if (TryParseRange(range, out start, out end))
143 {
144 // Before clamping start make sure we can satisfy it in order to avoid
145 // sending back the last byte instead of an error status
146 if (start >= mesh.Data.Length)
147 {
148 responsedata["int_response_code"] = 404; //501; //410; //404;
149 responsedata["content_type"] = "text/plain";
150 responsedata["str_response_string"] = "This range doesnt exist.";
151 return responsedata;
152 }
153 else
154 {
155 end = Utils.Clamp(end, 0, mesh.Data.Length - 1);
156 start = Utils.Clamp(start, 0, end);
157 int len = end - start + 1;
158
159 //m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
160 responsedata["int_response_code"] =
161 (int)System.Net.HttpStatusCode.PartialContent;
162 headers["Content-Range"] = String.Format("bytes {0}-{1}/{2}", start, end, mesh.Data.Length);
163
164 byte[] d = new byte[len];
165 Array.Copy(mesh.Data, start, d, 0, len);
166 responsedata["bin_response_data"] = d;
167 responsedata["int_bytes"] = len;
168 }
169 }
170 else
171 {
172 m_log.Warn("[GETMESH]: Failed to parse a range from GetMesh request, sending full asset: " + (string)request["uri"]);
173 responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
174 responsedata["content_type"] = "application/vnd.ll.mesh";
175 responsedata["int_response_code"] = 200;
176 }
177 }
178 else
179 {
180 responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
181 responsedata["content_type"] = "application/vnd.ll.mesh";
182 responsedata["int_response_code"] = 200;
183 }
184 }
185 // Optionally add additional mesh types here
186 else
187 {
188 responsedata["int_response_code"] = 404; //501; //410; //404;
189 responsedata["content_type"] = "text/plain";
190 responsedata["str_response_string"] = "Unfortunately, this asset isn't a mesh.";
191 return responsedata;
192 }
193 }
194 else
195 {
196 responsedata["int_response_code"] = 404; //501; //410; //404;
197 responsedata["content_type"] = "text/plain";
198 responsedata["str_response_string"] = "Your Mesh wasn't found. Sorry!";
199 return responsedata;
200 }
201 } 148 }
202 149
150 m_log.Warn("[GETMESH]: Failed to parse a range from GetMesh request, sending full asset: " + (string)request["uri"]);
151 responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data);
152 responsedata["content_type"] = "application/vnd.ll.mesh";
153 responsedata["int_response_code"] = (int)System.Net.HttpStatusCode.OK;
203 return responsedata; 154 return responsedata;
204 } 155 }
205 156
generated by cgit v1.1 at 2025-02-11 06:48:29 +0000