当前文件： SpaceBuilderV10RC/BasicWebControls/Channel/Search/BlogSearchResults.cs[6K，2009-6-12 11:55:43]，打开代码结构图

		            
  1//------------------------------------------------------------------------------
  2// <copyright company="Tunynet">
  3//     Copyright (c) Tunynet Network Technology Co., Ltd.  All rights reserved.
  4// </copyright> 
  5//------------------------------------------------------------------------------
  6
  7using System;
  8using System.Collections.Generic;
  9using System.Text;
 10using SpaceBuilder.Controls.BaseClasses;
 11using SpaceBuilder.Components;
 12using SpaceBuilder.Controls.Utils;
 13using System.Web.UI.HtmlControls;
 14using System.Web.UI.WebControls;
 15using SpaceBuilder.Utils;
 16using TunyNet.Data.Utils;
 17using TunyNet.Utils;
 18using SpaceBuilder.Posts.Components;
 19using SpaceBuilder.Posts.Providers;
 20using SpaceBuilder.Blogs.Components;
 21
 22namespace SpaceBuilder.Search.Controls
 23...{
 24    public class BlogSearchResults : TemplatedWebControl
 25    ...{
 26        SBContext wlContext;
 27
 28        protected override void OnInit(EventArgs e)
 29        ...{
 30            if (SkinName == null)
 31                ExternalSkinFileName = "Searchs/Skin-BlogSearchResults.ascx";
 32            else
 33                ExternalSkinFileName = SkinName;
 34
 35            wlContext = SBContext.Current;
 36            base.OnInit(e);
 37        }
 38
 39        protected override void OnLoad(EventArgs e)
 40        ...{
 41            base.OnLoad(e);
 42            EnsureChildControls();
 43            if (!Page.IsPostBack)
 44                Bind();
 45        }
 46
 47        Child Controls#region Child Controls
 48
 49        StatusMessage statusMessage;
 50        HtmlControl noResultsDiv;
 51        HtmlControl listPostsDiv;
 52
 53        Literal searchHint;
 54
 55        Repeater postsRepeater;
 56        Pager pager;
 57
 58        #endregion
 59
 60        protected override void AttachChildControls()
 61        ...{
 62            statusMessage = FindControl("StatusMessage") as StatusMessage;
 63
 64            noResultsDiv = FindControl("NoResultsDiv") as HtmlControl;
 65            listPostsDiv = FindControl("ListPostsDiv") as HtmlControl;
 66            searchHint = FindControl("SearchHint") as Literal;
 67            postsRepeater = FindControl("PostsRepeater") as Repeater;
 68            pager = FindControl("Pager") as Pager;
 69
 70            if (postsRepeater != null)
 71                postsRepeater.ItemDataBound += new RepeaterItemEventHandler(PostsRepeater_ItemDataBound);
 72        }
 73
 74        void Bind()
 75        ...{
 76            PostFullTextQuery query = new PostFullTextQuery();
 77            query.ConvertFromQueryString();
 78            if (query.IsValid())
 79            ...{
 80                query.PageSize = 10;
 81                query.PageIndex = pager.PageIndex;
 82
 83                SearchResultDataSet<PostSearchItem> pds = PostSearchProvider.Instance().Search(query);
 84                postsRepeater.DataSource = pds.Records;
 85                postsRepeater.DataBind();
 86
 87                if (pds.TotalRecords > 0)
 88                ...{
 89                    searchHint.Text = "约有 <span class='stress'>" + pds.TotalRecords + " </span>个文章满足搜索条件，搜索用时 " + pds.SearchDuration + " 秒";
 90
 91                    pager.TotalRecords = pds.TotalRecords;
 92                    pager.PageSize = query.PageSize;
 93                }
 94                else
 95                ...{
 96                    noResultsDiv.Visible = true;
 97                    listPostsDiv.Visible = false;
 98                }
 99            }
100            else
101            ...{
102                listPostsDiv.Visible = false;
103                statusMessage.Visible = true;
104                statusMessage.MessageType = StatusMessageType.Error;
105                statusMessage.Text = "请填写您的搜索条件，再进行搜索";
106            }
107        }
108
109        private void PostsRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
110        ...{
111            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
112            ...{
113                PostSearchItem item = e.Item.DataItem as PostSearchItem;
114                if (item != null)
115                ...{
116                    HyperLink subject = e.Item.FindControl("Subject") as HyperLink;
117                    if (subject != null)
118                    ...{
119                        subject.Text = item.Subject;
120                        if (!ValueHelper.IsNullOrEmpty(item.PostUrl))
121                        ...{
122                            subject.NavigateUrl = Globals.FullPathForMainSite(item.PostUrl);
123                            subject.Attributes["target"] = "_blank";
124                        }
125                    }
126
127                    Literal body = e.Item.FindControl("Body") as Literal;
128                    if (body != null)
129                        body.Text = item.Body;
130
131                    HyperLink author = e.Item.FindControl("Author") as HyperLink;
132                    if (author != null)
133                    ...{
134                        author.Text = item.Author;
135                        if (!ValueHelper.IsNullOrEmpty(item.UserProfileUrl))
136                        ...{
137                            author.NavigateUrl = Globals.FullPathForMainSite(item.UserProfileUrl);
138                            author.Attributes["target"] = "_blank";
139                        }
140                    }
141
142                    Literal lastUpdatedDate = e.Item.FindControl("LastUpdatedDate") as Literal;
143                    if (lastUpdatedDate != null)
144                        lastUpdatedDate.Text = Formatter.FormatDate(item.LastUpdatedDate);
145
146                    HyperLink sectionName = e.Item.FindControl("SectionName") as HyperLink;
147                    if (sectionName != null && !ValueHelper.IsNullOrEmpty(item.SectionName))
148                    ...{
149                        sectionName.Text = item.SectionName;
150                        if (!ValueHelper.IsNullOrEmpty(item.SectionUrl))
151                        ...{
152                            sectionName.NavigateUrl = Globals.FullPathForMainSite(item.SectionUrl);
153                            sectionName.Attributes["target"] = "_blank";
154                        }
155                    }
156
157                    Literal tags = e.Item.FindControl("Tags") as Literal;
158                    if (tags != null && item.Tags != null)
159                    ...{
160                        for (int i = 0; i < item.Tags.Length; i++)
161                        ...{
162                            tags.Text += string.Format("<a href='{0}' target='_blank'>{1}</a> ", Globals.FullPathForMainSite(ChannelUrls.Instance().ListWebLogPostsByTag(item.Tags[i])), item.Tags[i]);
163                        }
164                    }
165                }
166            }
167        }
168
169    }
170}
171