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path: root/OpenSim/Grid/AssetInventoryServer/Plugins/BrowseFrontendPlugin.cs
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/*
 * 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 OpenSimulator 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.IO;
using System.Reflection;
using System.Collections.Specialized;
using System.Net;
using System.Text;
using System.Web;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Servers;
using log4net;

namespace OpenSim.Grid.AssetInventoryServer.Plugins
{
    public class BrowseFrontendPlugin : IAssetInventoryServerPlugin
    {
        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
        private AssetInventoryServer m_server;

        public BrowseFrontendPlugin()
        {
        }

        #region IPlugin implementation

        public void Initialise(AssetInventoryServer server)
        {
            m_server = server;

            // Request for / or /?...
            //m_server.HttpServer.AddStreamHandler(new BrowseRequestHandler(server));

            m_log.Info("[BROWSEFRONTEND]: Browser Frontend loaded.");
        }

        /// <summary>
        /// <para>Initialises asset interface</para>
        /// </summary>
        public void Initialise()
        {
            m_log.InfoFormat("[BROWSEFRONTEND]: {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 "BrowseFrontend"; }
        }

        #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}\">&lt; Previous Page</a> | ", httpRequest.RawUrl, page - 1);
        //        html.AppendFormat("<a href=\"{0}?page={1}\">Next Page &gt;</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>&nbsp;</td><td>&nbsp;</td><td>{0}</td><td>{1}</td><td>&nbsp;</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
        //}
    }
}