1//------------------------------------------------------------------------------
 2// <copyright company="Tunynet">
 3//     Copyright (c) Tunynet Inc.  All rights reserved.
 4// </copyright> 
 5//------------------------------------------------------------------------------
 6
 7using System;
 8using System.Collections.Generic;
 9using System.Text;
10using System.Web;
11using SpaceBuilder.Components;
12using SpaceBuilder.Blogs.Components;
13using SpaceBuilder.Blogs.Configuration;
14using SpaceBuilder.Posts.Configuration;
15using SpaceBuilder.Posts.Components;
16using TunyNet.Utils;
17
18namespace SpaceBuilder.Blogs.Controls
19...{
20    /**//// <summary>
21    /// 博客附件处理程序，用于显示或下载附件
22    /// </summary>
23    /// <remarks>
24    /// 对于图片等附件直接在浏览器中进行显示，对于不能在浏览器中显示的附件弹出下载对话框
25    /// </remarks>
26    public class AttachmentHandler : IHttpHandler
27    ...{
28        /**//// <summary>
29        /// 向客户端输出附件
30        /// </summary>        
31        public void ProcessRequest(HttpContext context)
32        ...{
33            SBContext sbContext = SBContext.Current;
34            if (sbContext.AttachmentID > 0)
35            ...{
36                Weblog blog = Weblogs.GetWeblog(sbContext.ApplicationKey);
37                PostAttachmentMetaData pam = PostAttachments.GetPostAttachtmentMetaData(sbContext.AttachmentID, ApplicationType.Blog);
38                //Permissions.AccessCheck(blog, Permission.View, wlContext.User);
39
40                if (pam != null)
41                ...{
42                    AttachmentSettings fs = WeblogConfiguration.Instance().AttachmentSettings;
43                    fs.HandleHttpRequest(context, blog, pam);
44                }
45            }
46            else
47            ...{
48                WebUtils.Return404(context);
49            }
50        }
51
52        /**//// <exclude/>
53        public bool IsReusable
54        ...{
55            get ...{ return false; }
56        }
57    }
58}
59
60