118 lines
3.3 KiB
C#
118 lines
3.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Reflection;
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using System.Web;
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using Scrummer.Code;
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using Scrummer.Code.JSON;
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namespace Scrummer
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{
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public class GlobalRouter : IHttpHandler
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{
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#region Handlers
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private static Dictionary<string, Type> _handlers = new Dictionary<string, Type>();
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private static IHttpHandler GetHandler(string typeName)
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{
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if (string.IsNullOrEmpty(typeName)) { return null; }
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Type type = null;
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if (_handlers.ContainsKey(typeName))
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{
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type = _handlers[typeName];
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IHttpHandler handler = Activator.CreateInstance(type) as IHttpHandler;
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return handler;
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}
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// Search type on executing assembly
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Type[] types;
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Assembly asm = Assembly.GetExecutingAssembly();
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types = asm.GetTypes();
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foreach (Type typeAux in types)
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{
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if (typeAux.FullName.EndsWith(typeName))
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{
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type = typeAux;
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break;
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}
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}
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// Search type on all loaded assemblies
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if (type == null)
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{
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Assembly[] asms = AppDomain.CurrentDomain.GetAssemblies();
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foreach (Assembly asmAux in asms)
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{
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types = asmAux.GetTypes();
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foreach (Type typeAux in types)
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{
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if (typeAux.FullName.EndsWith(typeName))
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{
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type = typeAux;
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break;
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}
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}
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if (type != null) { break; }
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}
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}
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// Use found type
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if (type != null)
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{
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IHttpHandler handler = Activator.CreateInstance(type) as IHttpHandler;
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if (handler != null)
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{
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lock (_handlers)
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{
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if (_handlers.ContainsKey(typeName) == false)
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{
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_handlers.Add(typeName, type);
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}
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}
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}
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return handler;
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}
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return null;
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}
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#endregion
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#region IHttpHandler
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public bool IsReusable
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{
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get { return false; }
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}
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public void ProcessRequest(HttpContext context)
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{
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try
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{
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string file = Path.GetFileName(context.Request.FilePath);
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if (string.IsNullOrEmpty(file))
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{
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// TODO: Default Handler
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}
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IHttpHandler handler = GetHandler(file);
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if (handler == null)
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{
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// TODO: FrmNotFound
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throw new Exception("NotFound");
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}
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// Use handler
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context.Response.Clear();
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context.Handler = handler;
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handler.ProcessRequest(context);
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}
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catch (Exception ex)
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{
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GlobalErrorHandler.HandleError(context, ex);
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}
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}
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#endregion
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}
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} |