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.Components;
 11using SpaceBuilder.Controls.Utils;
 12using System.Web.UI.WebControls;
 13using SpaceBuilder.Posts.Components;
 14using SpaceBuilder.Blogs.Components;
 15using SpaceBuilder.Blogs.Configuration;
 16using TunyNet.Utils;
 17
 18namespace SpaceBuilder.Blogs.Controls
 19...{
 20    /**//// <summary>
 21    /// 管理博客中的附件
 22    /// </summary>
 23    public class ManageAttachments : WeblogAdminThemedControl
 24    ...{
 25        SBContext wlContext = SBContext.Current;
 26
 27        protected override void OnInit(EventArgs e)
 28        ...{
 29            if (SkinName == null)
 30                SkinName = "Skin-ManageAttachments.ascx";
 31
 32            wlContext = SBContext.Current;
 33            base.OnInit(e);
 34            //this.EnableViewState = false;
 35        }
 36        Child Controls#region Child Controls
 37        /**//// <summary>
 38        /// 上传附件
 39        /// </summary>
 40        ModalLink addBlogAttachments;
 41        /**//// <summary>
 42        /// 附件列表
 43        /// </summary>
 44        Repeater postListRepeater;
 45
 46        #endregion
 47        protected override void AttachChildControls()
 48        ...{
 49            addBlogAttachments = FindControl("AddBlogAttachments") as ModalLink;
 50            postListRepeater = FindControl("PostListRepeater") as Repeater;
 51
 52            if (postListRepeater != null)
 53            ...{
 54                postListRepeater.ItemDataBound += new RepeaterItemEventHandler(postListRepeater_ItemDataBound);
 55                postListRepeater.ItemCommand += new RepeaterCommandEventHandler(postListRepeater_ItemCommand);
 56            }
 57            if (addBlogAttachments != null)
 58            ...{
 59                addBlogAttachments.Url = BlogUrls.Instance().UploadBlogAttachment(CurrentWeblog.ApplicationKey);
 60            }
 61        }
 62
 63        protected override void OnLoad(EventArgs e)
 64        ...{
 65            base.OnLoad(e);
 66            EnsureChildControls();
 67            RefreshJavaScript.RegisterRefresh(this.Page);
 68            if (!Page.IsPostBack)
 69                Bind();
 70        }
 71
 72        void Bind()
 73        ...{
 74            List<PostAttachment> attachments = PostAttachments.GetPostAttachtmentMetaDatasBySectionID(CurrentWeblog.SectionID, ApplicationType.Blog);
 75            if (attachments != null && attachments.Count > 0)
 76            ...{
 77                postListRepeater.DataSource = attachments;
 78                postListRepeater.DataBind();
 79            }
 80        }
 81
 82        void postListRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
 83        ...{
 84            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
 85            ...{
 86                PostAttachment attachment = e.Item.DataItem as PostAttachment;
 87                if (attachment != null)
 88                ...{
 89                    HyperLink title = e.Item.FindControl("Title") as HyperLink;
 90                    if (title != null)
 91                    ...{
 92                        title.Text = StringUtils.Trim(attachment.FriendlyFileName, 30);
 93                        title.ToolTip = attachment.FriendlyFileName;
 94                        title.NavigateUrl = WeblogConfiguration.Instance().AttachmentSettings.DirectPath(attachment);
 95                    }
 96                    Literal size = e.Item.FindControl("Size") as Literal;
 97                    if (size != null)
 98                    ...{
 99                        size.Text = string.Format("{0}K", Math.Round(Convert.ToDouble(attachment.Length) / 1024, 2));
100
101                    }
102                    Literal pubDate = e.Item.FindControl("PubDate") as Literal;
103                    if (pubDate != null)
104                    ...{
105                        pubDate.Text = Convert.ToString(attachment.CreateDate);
106                    }
107                    ImageButton delete = e.Item.FindControl("Delete") as ImageButton;
108                    if (delete != null)
109                    ...{
110                        delete.CommandArgument = attachment.AttachmentID.ToString();
111                        delete.Attributes["onclick"] = "if(!confirm('确认要删除此附件吗？')){return false;}";
112                    }
113                    Literal blogAttachmentPrefix = e.Item.FindControl("BlogAttachmentPrefix") as Literal;
114                    if (blogAttachmentPrefix != null)
115                    ...{
116                        //blogAttachmentPrefix.Text = WeblogConfiguration.Instance().AttachmentSettings.GetImageThumbnail(attachment, 15, CurrentWeblog.ApplicationKey);
117                        blogAttachmentPrefix.Text = WeblogConfiguration.Instance().AttachmentSettings.PreviewHTML(attachment, CurrentWeblog.ApplicationKey, FileThumbnailSize.Small);
118                    }
119                }
120            }
121        }
122
123        void postListRepeater_ItemCommand(object source, RepeaterCommandEventArgs e)
124        ...{
125            switch (e.CommandName)
126            ...{
127                case "Delete":
128                    int attachmentID = int.Parse((string)e.CommandArgument);
129                    PostAttachmentMetaData pa = PostAttachments.GetPostAttachtmentMetaData(attachmentID, ApplicationType.Blog);
130                    if (pa != null)
131                    ...{
132                        WeblogConfiguration.Instance().AttachmentSettings.DeleteAttachmentFromDisk(pa);
133                        PostAttachments.Delete(int.Parse((string)e.CommandArgument), ApplicationType.Blog);
134                        Bind();
135                    }
136                    break;
137            }
138        }
139    }
140}
141