From 51488ee7f415950583ba389582692900a2c32831 Mon Sep 17 00:00:00 2001
From: mingchen
Date: Sat, 3 Nov 2007 15:09:21 +0000
Subject: *Moved region loading into its own interface IRegionLoader *Added
 ability to load regioninfo remotely from a webserver from a single file. See
 share/RegionLoading/HOWTO_REMOTE_REGION_LOADING.txt for more info and an
 example file.

---
 .../RegionLoader/Web/RegionLoaderWebServer.cs      | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs

(limited to 'OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs')

diff --git a/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs b/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs
new file mode 100644
index 0000000..6a52a43
--- /dev/null
+++ b/OpenSim/Framework/RegionLoader/Web/RegionLoaderWebServer.cs
@@ -0,0 +1,98 @@
+/*
+* Copyright (c) Contributors, http://opensimulator.org/
+* See CONTRIBUTORS.TXT for a full list of copyright holders.
+*
+* 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 OpenSim Project 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 DEVELOPERS ``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 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.Net;
+using System.IO;
+using System.Xml;
+using System.Collections.Generic;
+using System.Text;
+using Nini.Config;
+using OpenSim.Framework;
+
+namespace OpenSim.Framework.RegionLoader.Web
+{
+    public class RegionLoaderWebServer : IRegionLoader
+    {
+        private IniConfigSource m_configSouce;
+        public void SetIniConfigSource(IniConfigSource configSource)
+        {
+            m_configSouce = configSource;
+        }
+        public RegionInfo[] LoadRegions()
+        {
+            if (m_configSouce == null)
+            {
+                Console.MainLog.Instance.Error("Unable to load configuration source! (WebServer Region Loader)");
+                return null;
+            }
+            else
+            {
+                IniConfig startupConfig = (IniConfig)m_configSouce.Configs["Startup"];
+                string url = startupConfig.GetString("regionload_webserver_url","").Trim();
+                if (url == "")
+                {
+                    Console.MainLog.Instance.Error("Unable to load webserver URL - URL was empty (WebServer Region Loader");
+                    return null;
+                }
+                else
+                {
+                    
+                    HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(url);
+                    webRequest.Timeout = 30000; //30 Second Timeout
+                    Console.MainLog.Instance.Debug("Sending Download Request...");
+                    HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();
+                    Console.MainLog.Instance.Debug("Downloading Region Information From Remote Server...");
+                    StreamReader reader = new StreamReader(webResponse.GetResponseStream());
+                    string xmlSource = "";
+                    string tempStr = reader.ReadLine();
+                    while (tempStr != null)
+                    {
+                        xmlSource = xmlSource + tempStr;
+                        tempStr = reader.ReadLine();
+                    }
+                    Console.MainLog.Instance.Debug("Done downloading region information from server. Total Bytes: " + xmlSource.Length);
+                    XmlDocument xmlDoc = new XmlDocument();
+                    xmlDoc.LoadXml(xmlSource);
+                    if (xmlDoc.FirstChild.Name == "Regions")
+                    {
+                        RegionInfo[] regionInfos = new RegionInfo[xmlDoc.FirstChild.ChildNodes.Count];
+                        int i;
+                        for (i = 0; i < xmlDoc.FirstChild.ChildNodes.Count; i++)
+                        {
+                            Console.MainLog.Instance.Debug(xmlDoc.FirstChild.ChildNodes[i].OuterXml);
+                            regionInfos[i] = new RegionInfo("REGION CONFIG #" + (i + 1), xmlDoc.FirstChild.ChildNodes[i]);
+                        }
+
+                        return regionInfos;
+                    }
+                    return null;
+                }
+            }
+        }
+    }
+}
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