Samples/Castle/PetStore.Web/Controllers/Admin/ProductManagementController.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 using System.Collections;
  16
  17 namespace PetStore.Web.Controllers.Admin
  18 {
  19         using System;
  20         using System.IO;
  21         using System.Web;
  22
  23         using Castle.MonoRail.Framework;
  24         using Castle.MonoRail.Framework.Helpers;
  25
  26         using PetStore.Model;
  27
  28         /// <summary>
  29         /// This controller illustrates a CRUD without
  30         /// Scaffolding. Note that this controller does
  31         /// not use the service layer (only for the brevity's sake)
  32         /// </summary>
  33         [Layout("admin")]
  34         public class ProductManagementController : AbstractSecureController
  35         {
  36                 private String productImagesDir;
  37
  38                 /// <summary>
  39                 /// Guess who is going to set this property?
  40                 /// Yeah, this is inversion of control, baby.
  41                 /// </summary>
  42                 public string ProductImagesDir
  43                 {
  44                         get { return productImagesDir; }
  45                         set { productImagesDir = value; }
  46                 }
  47
  48                 public void List()
  49                 {
  50                         IList products = Product.FindAll();
  51
  52                         PropertyBag.Add("list", PaginationHelper.CreatePagination(products, 10));
  53                 }
  54
  55                 public void New()
  56                 {
  57                         // This is one approach just to reuse the same form
  58                         // on the edit action and to preserve the inputs
  59                         // values
  60                         PropertyBag.Add("product", new Product());
  61
  62                         // To populate the select html control
  63                         PropertyBag.Add("categories", Category.FindAll());
  64
  65                         // Only necessary as we might call this action directly (see below)
  66                         // from other action
  67                         RenderView("New");
  68                 }
  69
  70                 public void Create([DataBind("product")] Product product, HttpPostedFile picture)
  71                 {
  72                         if (picture.ContentLength == 0)
  73                         {
  74                                 Flash["error"] = "You must attach a picture to the product";
  75                                 New();
  76                                 return;
  77                         }
  78
  79                         String filename = String.Format("{0}{1}",
  80                                                         Guid.NewGuid().ToString("N"), Path.GetExtension(picture.FileName));
  81
  82                         picture.SaveAs(Path.Combine(GetPictureCompleteDir(), filename));
  83
  84                         product.PictureFile = filename;
  85
  86                         product.Save();
  87
  88                         Redirect("ProductManagement", "list");
  89                 }
  90
  91                 private String GetPictureCompleteDir()
  92                 {
  93                         return Path.Combine(Context.ApplicationPhysicalPath, ProductImagesDir);
  94                 }
  95         }
  96 }