first commit

Manager.aspx.cs

@@ -0,0 +1,100 @@
+using System;
+using System.Data;
+using System.Data.SqlClient;
+using System.Configuration;
+using System.Collections;
+using System.Web;
+using System.Web.Security;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+using System.Web.UI.WebControls.WebParts;
+using System.Web.UI.HtmlControls;
+
+public partial class Manager : System.Web.UI.Page
+{
+    protected void Page_Load(object sender, EventArgs e)
+    {
+        if (!IsPostBack)
+        {
+            //非法url链接
+            if (Request.QueryString["class"] == null)
+            {
+                table.Style.Add("display", "none");
+                message.InnerHtml = function.redirect("Default.aspx", "请确认要管理的社区！");
+            }
+            else
+            {
+                string classname = Server.UrlDecode(Request.QueryString["class"].ToString());
+                classValue.Value = classname;
+                if (Session["userid"] != null && Session["userid"].ToString() != "")
+                {
+                    //确认该用户是否为版主
+                    int i = Convert.ToInt32(Session["banzhu"].ToString());
+                    bool flag = false;
+                    for (int j = 0; j < i; j++)
+                    {
+                        string banzhu = "banzhu" + j;
+                        if (Session[banzhu]!=null&&Session[banzhu].ToString() == classname)
+                        {
+                            flag = true;
+                            break;
+                        }
+                    }
+                    //不是版主，退出到主页
+                    if (!flag)
+                    {
+                        table.Style.Add("display", "none");
+                        message.InnerHtml = function.redirect("Default.aspx", "您不是该版的版主！");
+                    }
+                    //是版主，载入该类信息
+                    h2.InnerHtml = "管理 <b>" + classname + "</b> 信息";
+                    string sql = "select article.id,replaynum,readnum,title,username,classname,time from article,[user] " +
+                    "where classname='" + classname + "' and userid=authorid order by article.id desc";
+                    DataSet ds = DbManager.getDataSet(sql, "manArticle");
+                    this.articlelist.DataSource = ds.Tables["manArticle"];
+                    this.articlelist.DataKeyNames = new string[] { "id" };  //绑定主键
+                    this.articlelist.DataBind();
+                    DbManager.closeConnection();
+                }
+                else
+                {
+                    table.Style.Add("display", "none");
+                    message.InnerHtml = function.redirect("Default.aspx", "身份有误！");
+                }
+            }
+        }
+    }
+    protected void articlelist_RowDeleting(object sender, GridViewDeleteEventArgs e)
+    {
+        string id = this.articlelist.DataKeys[e.RowIndex].Value.ToString();   //获取article主键id
+        //首先查询出作者id即authorid，并使得该作者的帖子数目减一
+        string selectSql = "select authorid from article where id=" + id;
+        SqlDataReader reader = DbManager.getReader(selectSql);
+        if (reader.HasRows)
+        {
+            reader.Read();
+            string userid = reader["authorid"].ToString();
+            reader.Close();
+            //删除一个帖子
+            string sql = "delete from article where id=" + id;
+            if (DbManager.getNonQuery(sql) > 0)
+            {
+                string subBlog = "update [user] set blognum=blognum-1 where userid='" + userid + "'";
+                DbManager.getNonQuery(subBlog);
+                table.Style.Add("display", "none");
+                message.InnerHtml = function.redirect("Manager.aspx?class=" + Server.UrlEncode(classValue.Value).ToString(), "删除成功！");
+            }
+            else
+            {
+                table.Style.Add("display", "none");
+                message.InnerHtml = function.redirect("Default.aspx", "删除过程出错！");
+            }
+        }
+        else
+        {
+            //屏蔽table
+            table.Style.Add("display", "none");
+            message.InnerHtml = function.redirect("Default.aspx", "删除过程出错！");
+        }
+    }
+}