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 SpaceBuilder.Blogs.Components;
11using SpaceBuilder.Posts.Components;
12using SpaceBuilder.Posts.Configuration;
13using SpaceBuilder.Blogs.Configuration;
14using SpaceBuilder.Components;
15using SpaceBuilder.Posts.Permissions;
16using System.Web;
17using SpaceBuilder.Controls;
18
19namespace SpaceBuilder.Blogs.Controls
20...{
21    /**//// <summary>
22    /// 上传附件
23    /// </summary>
24    public class UploadAttachment : SpaceBuilder.Controls.UploadAttachment
25    ...{
26        protected override void OnInit(EventArgs e)
27        ...{
28            base.OnInit(e);
29            this.Page.Response.Cache.SetCacheability(HttpCacheability.NoCache);
30            Authorize();
31        }
32        /**//// <summary>
33        /// 验证当前用户身份
34        /// </summary>
35        protected virtual void Authorize()
36        ...{
37            if (!SBContext.Current.IsAuthenticated)
38                this.Page.Response.Redirect(UserUrls.Instance().Login());
39            Permissions.AccessCheck(CurrentWeblog, Permission.Post, SBContext.Current.User);
40        }
41        /**//// <summary>
42        /// 获取模块
43        /// </summary>
44        protected override Section Section
45        ...{
46            get ...{ return this.CurrentWeblog; }
47        }
48
49        private Weblog _currentWeblog = null;
50        /**//// <summary>
51        /// 获取当前博客
52        /// </summary>
53        public virtual Weblog CurrentWeblog
54        ...{
55            get
56            ...{
57                if ((_currentWeblog == null) || (!_currentWeblog.ApplicationKey.Equals(SBContext.Current.UserDomainName, StringComparison.CurrentCultureIgnoreCase)))
58                ...{
59                    //ApplicationKey 与 UserDomainName 相同
60                    _currentWeblog = Weblogs.GetWeblog(SBContext.Current.UserDomainName, true, true);
61                }
62                return _currentWeblog;
63            }
64        }
65
66        protected override bool IsFileValid(string filename, bool isRemote, int fileSizeBytes, ref string message)
67        ...{
68            AttachmentSettings fs = WeblogConfiguration.Instance().AttachmentSettings;
69            if (fs.ValidateExtensions && !SBContext.Current.User.IsBlogAdministrator)
70            ...{
71                if (!fs.ValidationRegex.IsMatch(filename))
72                ...{
73                    message = string.Format("只允许上传以下文件类型: {0}.", fs.Extensions.Replace(";", ","));
74                    return false;
75                }
76                else
77                    return true;
78            }
79            else
80                return true;
81        }
82
83
84    }
85}