MonoRail/Castle.MonoRail.ActiveRecordSupport/Scaffold/UpdateAction.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.MonoRail.ActiveRecordSupport.Scaffold
  16 {
  17         using System;
  18         using System.Collections;
  19         using System.Reflection;
  20         using Castle.ActiveRecord;
  21         using Castle.Components.Common.TemplateEngine;
  22         using Castle.MonoRail.Framework;
  23
  24         /// <summary>
  25         /// Performs the update
  26         /// </summary>
  27         /// <remarks>
  28         /// Searchs for a template named <c>create{name}</c>
  29         /// </remarks>
  30         public class UpdateAction : AbstractScaffoldAction
  31         {
  32                 public UpdateAction(Type modelType, ITemplateEngine templateEngine, bool useModelName, bool useDefaultLayout) :
  33                         base(modelType, templateEngine, useModelName, useDefaultLayout)
  34                 {
  35                 }
  36
  37                 protected override string ComputeTemplateName(IControllerContext controller)
  38                 {
  39                         return controller.Name + "\\update{1}";
  40                 }
  41
  42                 protected override void PerformActionProcess(IEngineContext engineContext, IController controller, IControllerContext controllerContext)
  43                 {
  44                         object instance = null;
  45
  46                         try
  47                         {
  48                                 AssertIsPost(engineContext.Request.HttpMethod);
  49
  50                                 instance = binder.BindObject(Model.Type, Model.Type.Name, builder.BuildSourceNode(engineContext.Request.Form));
  51
  52                                 CommonOperationUtils.SaveInstance(instance, controller, errors, ref prop2Validation, false);
  53
  54                                 SessionScope.Current.Flush();
  55
  56                                 if (UseModelName)
  57                                 {
  58                                         engineContext.Response.RedirectUsingRoute(
  59                                                 controllerContext.AreaName, controllerContext.Name, "list" + Model.Type.Name, true);
  60                                 }
  61                                 else
  62                                 {
  63                                         engineContext.Response.RedirectUsingRoute(
  64                                                 controllerContext.AreaName, controllerContext.Name, "list", true);
  65                                 }
  66                         }
  67                         catch(Exception ex)
  68                         {
  69                                 errors.Add("Could not save " + Model.Type.Name + ". " + ex.Message);
  70                         }
  71
  72                         if (errors.Count != 0)
  73                         {
  74                                 engineContext.Flash[Model.Type.Name] = instance;
  75                                 engineContext.Flash["errors"] = errors;
  76
  77                                 PropertyInfo keyProp = ObtainPKProperty();
  78                                 IDictionary props = new Hashtable();
  79
  80                                 if (instance != null)
  81                                 {
  82                                         props[keyProp.Name] = keyProp.GetValue(instance, null);
  83                                 }
  84
  85                                 if (UseModelName)
  86                                 {
  87                                         engineContext.Response.Redirect(controllerContext.AreaName, controllerContext.Name, "edit" + Model.Type.Name, props);
  88                                 }
  89                                 else
  90                                 {
  91                                         engineContext.Response.Redirect(controllerContext.AreaName, controllerContext.Name, "edit", props);
  92                                 }
  93                         }
  94                 }
  95
  96                 protected override void RenderStandardHtml(IEngineContext engineContext, IController controller, IControllerContext controllerContext)
  97                 {
  98                 }
  99         }
 100 }