ASP.NET 实现站内信功能(点对点发送,管理员群发)
正好这段时间在研究这个功能,还是得感谢这位大神,没有他的引路,我就不可能把站内信做出来。
http://www.cnblogs.com/grenet/archive/2010/03/08/1680655.html
哈哈,再次感谢。
我们先来说说单点传送站内信,所谓的单点传送,就是用户与用户之间的短信发送,这里的用户可以是一个人,也可以是多个人,
上面的文章大家如果看了的话,想必有一个疑问,就是用户的阅读状态怎么定义?
我这里给大家一种解决方案,再建立一张表,也就是说,建立一张用户阅读状态表,因为每个用户的阅读状态都是不同的,如果照上面的方法,
肯定是不行的,一个人改变了状态,另外的人也改变了。
上面的是我建立的3张表,具体的SQL如下,包含注释
--短信表 create table cms_message ( id varchar(50) primary key, senduserid varchar(50), --发送用户的ID recuserid varchar(50), --接收用户的ID messageid varchar(50), --短信ID Msgstatus varchar(10) --查看状态(是否被查询) )--短信内容表 create table cms_messagetext ( idc varchar(50) primary key, messagetext text, --站内信内容 pdate varchar(50) --站内信发送时间 )--阅读状态表 create table cms_message_read ( uniqueid varchar(50) primary key, idm varchar(50) ,--和MESSAGEID相同 userid varchar(50), --用户ID flag varchar(5) --阅读状态:0未读,1:已读,2:删除 )
大家也许会问一个问题,你已经在阅读状态表里定义了阅读状态,为什么还要短信表里再定义一次呢?这个其实是有用的,尤其是在发件箱功能里要标记自己的信件的时候,稍后会提到哦。
先让大家来看看主界面。
其中有发件箱,未读信息和已读消息。
发件箱的功能就是查看自己已经发送的信件,未读和已读信息就是表示自己是否已经点击过短信。
下面给大家来看一下发送短信的界面。
下面是普通的点对点发送。
下面是短信群发的界面,我这里的群发是选择发送给某个用户组。
我先把代码都放出来,然后我们再来慢慢分析。
其中有用到公司的框架,大家知道意思就行,没必要过分纠结。
这是发送短信的窗口的代码
<%@ Page Language="C#" MasterPageFile="~/Core/Public/WebControls/Main.master" AutoEventWireup="true" CodeFile="AdminSend.aspx.cs" Inherits="MsgSend_AdminSend" %><asp:Content ID="cssContent" ContentPlaceHolderID="cssContent" runat="server"> <style type="text/css">.Row{width:100%;border-bottom:1px solid #BBE9FF;font-size:12px;font-family:宋体;height:30px;}.Row .Caption{float:left;width:80px;text-align:left;padding-left:20px;padding-top:8px;}.Row .Data{float:left;text-align:left;padding-top:2px;width:317px;}.Row .Validate{float:left;color:red;padding-top:8px;}.Row .Data .Field{width:256px;float:left;}.Row .Data .Select{float:left;padding-left:1px;padding-top:1px;}.Bottom{width:100%;height:40px;border-bottom:1px solid #BBE9FF;font-size:12px;font-family:宋体;}.Bottom .Button{margin-top:5px;float:right;text-align:left;padding-right:10px;}</style> </asp:Content><asp:Content ID="bodyContent" ContentPlaceHolderID="bodyContent" runat="server"><div class="Row"><div class="Caption">收件人 :</div><div class="Data"> <asp:TextBox runat="server" ID="recieveid" style="width:311px;height:17px;"></asp:TextBox><%--下拉列表,仅仅用户管理员可用--%><asp:DropDownList runat="server" ID="ddlUserGroup"></asp:DropDownList></div><div class="Validate"> *</div></div><div class="Row" id="divMemo"><div class="Caption">内容 :</div><div class="Data"> <asp:TextBox TextMode="MultiLine" runat="server" ID="msgText" style="width:311px;"></asp:TextBox></div><div class="Validate"> *</div></div><div class="Bottom"><div class="Button"><asp:Button ID="sendMsg" runat="server" Text="发送" OnClick="sendMsg_Click" CssClass="buttonblue_100_27" OnClientClick="return ValidateEmpty();" /> <asp:Button ID="cancel" runat="server" Text="取消" CssClass="buttonblue_100_27" OnClientClick="return winClose()" /></div> </div></asp:Content><asp:Content runat="server" ID="jsContent" ContentPlaceHolderID="jsContent"><script type="text/javascript">$( document ).load( function(){var bottom = $( "#divMemo" );bottom.height( $( document.body ).height() - 120 - 15 );bottom.children().eq( 0 ).css( "margin-top" , 70 );bottom.children().eq( 1 ).height( bottom.height() - 15 );bottom.children().eq( 1 ).children().eq( 0 ).height( bottom.children().eq( 1 ).height() );});//内容判断不能为空 function ValidateEmpty(){if($("#<%=this.msgText.ClientID%>").val()==""){alert("请输入短信内容");return false;}else {return true;}}</script> </asp:Content>
AdminSend.aspx(发送短信前台)
using System; using System.Collections.Generic; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; using System.Data;public partial class MsgSend_AdminSend :cs.Common.Web.BasePage {protected void Page_Load(object sender, EventArgs e){//如果是查询信件的话if (Request["id"] != null && Request["id"] != ""){//recieveid.Visible = false; //如果是单纯的查询信件的话,隐去接收人recieveid.Enabled = false;DataSet setRequest = this.DataManager.Fill("select * from cms_message a,cms_messagetext b where a.messageid=b.idc and a.id='" +Request["id"]+ "'");foreach(DataRow row in setRequest.Tables[0].Rows){msgText.Text= row["messagetext"].ToString(); //短信内容sendMsg.Text = row["recuserid"].ToString(); //接收人 }msgText.Enabled = false;sendMsg.Enabled = false;ddlUserGroup.Visible = false;}ddlUserGroup.Visible = false;//群发短信if (Request["group"] == "yes"&&!IsPostBack){recieveid.Visible = false;ddlUserGroup.Visible = true; //显示下拉//绑定数据//不为顶级栏目DataSet set = this.DataManager.Fill("select * from t_sys_org where orgid!='Org_05d1a0697fbf4559afcf4914f9'");ddlUserGroup.DataSource = set; //数据源ddlUserGroup.DataTextField = "name";ddlUserGroup.DataValueField = "orgid";ddlUserGroup.DataBind();}}//发送短信//分为群发和点对点发送,如果下拉列里面的值为NULL,就是点对点发送,否则为短信群发protected void sendMsg_Click(object sender, EventArgs e){//点对点发送 if (ddlUserGroup.SelectedItem == null){bool suc_Insert = false;bool suc_InsertText = false;string id = Guid.NewGuid().ToString(); //新产生的IDstring currentId = cms.Web.AppContext.CuurentUser.ID; //当前用户的IDstring recieveId = this.recieveid.Text; //收信人IDstring messageId = Guid.NewGuid().ToString(); //信件IDstring messageStatus = "0"; //0:未读,1:已读,2:删除string pdate = DateTime.Now.ToString(); //站内信发送时间string messagetext = this.msgText.Text; //信件内容//发送短信的SQL其实是在数据库里插入3条记录而已,删除是假删除。//插入cms_message的SQLstring sqlInsert = "insert into cms_message values('" + id + "','" + currentId + "','" + recieveId + "','" + messageId + "','" + messageStatus + "')";//插入cms_messagetext表的SQLstring sqlInsertText = "insert into cms_messagetext values ('" + messageId + "','" + messagetext + "','" + pdate + "')";if (!userIsExists(recieveId)){cs.Common.Web.AjaxServer.Msg("用户名不存在,请检查用户名!如有多个用户名,请用英文逗号分隔!", "");}else{//插入2张表suc_Insert = this.DataManager.Execute(sqlInsert);suc_InsertText = this.DataManager.Execute(sqlInsertText);//插入cms_message_read 阅读状态表的记录,因为这里要遍历插入的人,所以要用循环string[] recIds = recieveId.Split(',');for (int i = 0; i < recIds.Length; i++){string uniqueId = Guid.NewGuid().ToString(); //新建一个不重复的IDstring sqlInsertStatus = "insert into cms_message_read values('" + uniqueId + "','" + messageId + "','" + recIds[i] + "','" + messageStatus + "')";this.DataManager.Execute(sqlInsertStatus);}//yangliweng,baojunyi,cgb,cljif (suc_Insert && suc_InsertText){cs.Common.Web.AjaxServer.Msg("发送成功!", "return winClose();");}else{cs.Common.Web.AjaxServer.Msg("发送失败!", "return winClose()");}}}//群发else {bool suc_Insert = false;bool suc_InsertText = false;string id = Guid.NewGuid().ToString(); //新产生的IDstring currentId = cms.Web.AppContext.CuurentUser.ID; //当前用户的IDstring messageId = Guid.NewGuid().ToString(); //信件IDstring messageStatus = "0"; //0:未读,1:已读,2:删除string pdate = DateTime.Now.ToString(); //站内信发送时间string messagetext = this.msgText.Text; //信件内容string recieveId = "";//收信人IDstring orgId = ddlUserGroup.SelectedValue; //选中的部门的ID DataSet setUserByOrgId = this.DataManager.Fill("select * from t_sys_user where orgid='"+orgId+"'");foreach (DataRow Row in setUserByOrgId.Tables[0].Rows){recieveId+=","+ Row["id"].ToString();}recieveId = recieveId.Substring(1); //截取字符串//Response.Write(recieveId);//发送短信的SQL其实是在数据库里插入3条记录而已,删除是假删除。//插入cms_message的SQLstring sqlInsert = "insert into cms_message values('" + id + "','" + currentId + "','" + recieveId + "','" + messageId + "','" + messageStatus + "')";//插入cms_messagetext表的SQLstring sqlInsertText = "insert into cms_messagetext values ('" + messageId + "','" + messagetext + "','" + pdate + "')";if (!userIsExists(recieveId)){cs.Common.Web.AjaxServer.Msg("用户名不存在,请检查用户名!如有多个用户名,请用英文逗号分隔!", "");}else{//插入2张表suc_Insert = this.DataManager.Execute(sqlInsert);suc_InsertText = this.DataManager.Execute(sqlInsertText);//插入cms_message_read 阅读状态表的记录,因为这里要遍历插入的人,所以要用循环string[] recIds = recieveId.Split(',');for (int i = 0; i < recIds.Length; i++){string uniqueId = Guid.NewGuid().ToString(); //新建一个不重复的IDstring sqlInsertStatus = "insert into cms_message_read values('" + uniqueId + "','" + messageId + "','" + recIds[i] + "','" + messageStatus + "')";this.DataManager.Execute(sqlInsertStatus);}//yangliweng,baojunyi,cgb,cljif (suc_Insert && suc_InsertText){cs.Common.Web.AjaxServer.Msg("发送成功!", "return winClose()");}else{cs.Common.Web.AjaxServer.Msg("发送失败!", "return winClose()");}}}}//判断用户是否存在public bool userIsExists(String ids){string[] idSplit = ids.Split(',');int len = idSplit.Length;string newStr=""; //新的存放IDS的地方for (int i = 0; i < idSplit.Length; i++){newStr += ",'" + idSplit[i] + "'";}DataSet setUsers = this.DataManager.Fill("select * from T_SYS_USER where id in(" + newStr.Substring(1) + ")");int setLen = setUsers.Tables[0].Rows.Count;if (setLen < len){return false;}else{return true;}} }
AdminSend.aspx.cs(后台)
这是显示短信的代码
<%@ Page Language="C#" MasterPageFile="~/Core/Public/WebControls/Main.master" AutoEventWireup="true" CodeFile="Send.aspx.cs" Inherits="MsgSend_Send" %> <%@ Register Src="~/Core/Public/WebControls/GridTable.ascx" TagName="GridTable" TagPrefix="cms"%> <%@ Register Src="~/Core/public/WebControls/TabControl.ascx" TagName="TabControl" TagPrefix="u1" %> <asp:Content ID="bodyContent" ContentPlaceHolderID="bodyContent" runat="server"><div style="margin:10px;"> <%-- <div id="div1" style="width:200px;float:left;"><u2:ChannelTree ID="TopicTree1" runat="server" /></div>--%><div style="margin-left:10px;" id="divTab"><u1:TabControl ID="TabControl1" runat="server"/></div></div><%--发件箱--%><div style="display:none;padding-left:10px;padding-top:10px;" id="Content1"><%--树和TAB--%><div style="height:30px;width:100%;margin-top:5px"><asp:Button runat="server" ID="addMsg" CssClass="buttonwhite_100_27" Text="新增短信" OnClientClick="WinOpen_()" /><asp:Button runat="server" ID="delMsg_Send" CssClass="buttonwhite_100_27" Text="批量删除" OnClick="delMsg_Send_Method" OnClientClick=" return DelSendBox()" /><asp:Button runat="server" ID="groupSend" CssClass="buttonwhite_100_27" Text="短信群发" OnClientClick="WinOpen_Group()" /></div><div style="width:100%"><cms:GridTable id="gridReceive" runat="server"></cms:GridTable></div></div> <%--收件箱--未读信息--%> <div style="display:none;padding-left:10px;padding-top:10px;" id="Content3"><div style="height:30px;width:100%;margin-top:5px"><asp:Button runat="server" ID="Button2" CssClass="buttonwhite_100_27" Text="批量删除" OnClick="delMsg_UnRead" OnClientClick="return DelUnread()" /></div><div style="width:100%"><cms:GridTable id="GridTableUnread" runat="server"></cms:GridTable></div> </div><%--收件箱--已读信息--%> <div style="display:none;padding-left:10px;padding-top:10px;" id="Content2"><div style="height:30px;width:100%;margin-top:5px"><asp:Button runat="server" ID="Button1" CssClass="buttonwhite_100_27" Text="批量删除" OnClick="delMsg_Read" OnClientClick="return DelRead()" /></div><div style="width:100%"><cms:GridTable id="gridProcess" runat="server"></cms:GridTable></div> </div><asp:HiddenField runat="server" ID="ids" /><asp:HiddenField runat="server" ID="idsUser" /><asp:HiddenField runat="server" ID="txtIDS" /> </asp:Content><asp:Content ID="jsContent" ContentPlaceHolderID="jsContent" runat="server"><script type="text/javascript">//打开新增短信的窗口 function WinOpen_(){return winOpen( 450 , 370 , "新增短信" , "MsgSend/AdminSend.aspx" );}//打开新增短信的窗口 --带参数,里面写代码是把状态由未读改为已读 function winOpens(id){//return winOpen( 450 , 370 , "新增短信" , "MsgSend/AdminSend.aspx?id="+id );<%//更新状态表bool flag = this.DataManager.Execute("update cms_message_read set flag=1 where idm='" + ids.Value + "' and userid='" + idsUser.Value + "'");// Response.Write(flag);%>window.showModalDialog( "AdminSend.aspx?id="+id ,"查询短信","dialogWidth=450px;dialogHeight=370px");}//删除:发件箱 function DelSendBox(){var s = doSelect( "<%=this.gridReceive.ClientID%>" );if( s == "" ){alert( "请选择要删除的信息!" );return false;}//alert(s);$( "#<%=this.txtIDS.ClientID%>" ).val( s );return confirm( "你确定要删除这些信息?" );}//删除:未读信息 function DelUnread(){var s = doSelect( "<%=this.GridTableUnread.ClientID%>" );if( s == "" ){alert( "请选择要删除的信息!" );return false;}//alert(s);$( "#<%=this.txtIDS.ClientID%>" ).val( s );return confirm( "你确定要删除这些信息?" );}//删除:已读信息 function DelRead(){var s = doSelect( "<%=this.gridProcess.ClientID%>" );if( s == "" ){alert( "请选择要删除的信息!" );return false;}//alert(s);$( "#<%=this.txtIDS.ClientID%>" ).val( s );return confirm( "你确定要删除这些信息?" );}//打开短信群发窗口 function WinOpen_Group(){return winOpen( 450 , 370 , "短信群发" , "MsgSend/AdminSend.aspx?group=yes" );}$( document ).load( function(){var rowCount = 0;var rowHeight = 0;var subHeight = 15;var other = 0;var bottom = $( "#divTab" );bottom.height( $( document.body ).height() - subHeight - rowHeight * rowCount - other );<%=this.TabControl1.ClientID%>.MarginLeft = 20;<%=this.TabControl1.ClientID%>.MarginRight = 20;<%=this.TabControl1.ClientID%>.OnSize( bottom.height() - 5 );$( "#<%=this.TabControl1.ClientID%>" ).height( bottom.height() ); }); </script></asp:Content>
Send.aspx(前台)
using System; using System.Data; 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; using Powerise.EIP.Intercourse;public partial class MsgSend_Send : cs.Common.Web.BasePage {protected void Page_Load(object sender, EventArgs e){cs.Common.Web.TabPage tp1 = new cs.Common.Web.TabPage();tp1.Title = "发件箱";tp1.ContentID = "Content1";cs.Common.Web.TabPage tp2 = new cs.Common.Web.TabPage();cs.Common.Web.TabPage tp3 = new cs.Common.Web.TabPage();tp3.Title = "未读信息";tp3.ContentID = "Content3";tp2.Title = "已读信息";tp2.ContentID = "Content2";this.TabControl1.TabPages.Add(tp1);this.TabControl1.TabPages.Add(tp3);this.TabControl1.TabPages.Add(tp2);this.bindScreen(); //绑定未读信息和已读新if (!IsPostBack){//this.addMsg.Attributes.Add("onclick", "return winOpen_()");if (cms.Web.AppContext.CuurentUser.ID != "administrator"){this.groupSend.Visible = false; //管理员可见群发短信按钮 }this.LoadData(); //载入数据 }else{//this.LoadData(); }}//发件箱private void BuildSendBox(){GridTableStyle gts = new GridTableStyle();//id字段GridTableColumn id = new GridTableColumn();id.DataField = "id";gts.KeyColumns.Add(id);//发送人IDGridTableColumn sendUserid = new GridTableColumn();sendUserid.DataField = "senduserid";sendUserid.HeaderText = "发送人ID";gts.Columns.Add(sendUserid);// sendUserid.Visible = false;//接收人IDGridTableColumn recuserid = new GridTableColumn();recuserid.DataField = "recuserid";recuserid.HeaderText = "接收人ID";recuserid.ItemHorizontalAlign = HorizontalAlign.Left;// recuserid.Width = Unit.Parse("50%"); gts.Columns.Add(recuserid);//信件IDGridTableColumn messageid = new GridTableColumn();messageid.DataField = "messageid";messageid.HeaderText = "信件ID";//messageid.Width = Unit.Parse("20%");messageid.ItemHorizontalAlign = HorizontalAlign.Right;gts.Columns.Add(messageid);messageid.Visible = false;//是否未读GridTableColumn msgstatus = new GridTableColumn();msgstatus.DataField = "msgstatus";msgstatus.HeaderText = "是否未读";msgstatus.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(msgstatus);msgstatus.Visible = false;//短消息内容GridTableColumn messagetext = new GridTableColumn();messagetext.DataField = "messagetext";messagetext.HeaderText = "短信内容";messagetext.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(messagetext);this.gridReceive.GridTableStyle = gts;this.gridReceive.GridTableStyle.IsShowCheckBox = false;this.gridReceive.GridView.RowDataBound += new GridViewRowEventHandler(GridView_RowDataBound); //绑定GRIDVIEW }protected void GridView_RowDataBound(object sender, GridViewRowEventArgs e){if (e.Row.RowType == DataControlRowType.DataRow){string id = DataBinder.Eval(e.Row.DataItem, "id").ToString();e.Row.Cells[2].Text = "<a href=\"javascript:winOpens('" + id + "');\">" + "<font color=blue>" + e.Row.Cells[2].Text + "</font></a>";// e.Row.Cells[2].Text = "<a href=\"javascript:winOpens('" + id + "');\" >" + e.Row.Cells[2].Text + "</a>"; }}//已读信件private void BuildRead(){GridTableStyle gts = new GridTableStyle();//id字段GridTableColumn id = new GridTableColumn();id.DataField = "id";gts.KeyColumns.Add(id);//发送人IDGridTableColumn sendUserid = new GridTableColumn();sendUserid.DataField = "senduserid";sendUserid.HeaderText = "发送人ID";gts.Columns.Add(sendUserid);// sendUserid.Visible = false;//接收人IDGridTableColumn recuserid = new GridTableColumn();recuserid.DataField = "recuserid";recuserid.HeaderText = "接收人ID";recuserid.ItemHorizontalAlign = HorizontalAlign.Left;// recuserid.Width = Unit.Parse("50%"); gts.Columns.Add(recuserid);recuserid.Visible = false;//信件IDGridTableColumn messageid = new GridTableColumn();messageid.DataField = "messageid";messageid.HeaderText = "信件ID";//messageid.Width = Unit.Parse("20%");messageid.ItemHorizontalAlign = HorizontalAlign.Right;gts.Columns.Add(messageid);//是否未读GridTableColumn msgstatus = new GridTableColumn();msgstatus.DataField = "msgstatus";msgstatus.HeaderText = "是否未读";msgstatus.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(msgstatus);//短消息内容GridTableColumn messagetext = new GridTableColumn();messagetext.DataField = "messagetext";messagetext.HeaderText = "短信内容";messagetext.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(messagetext);this.gridProcess.GridTableStyle = gts;this.gridProcess.GridTableStyle.IsShowCheckBox = false;this.gridProcess.GridView.RowDataBound += new GridViewRowEventHandler(ProcessGridView_RowDataBound); //绑定GRIDVIEW }protected void ProcessGridView_RowDataBound(object sender, GridViewRowEventArgs e){if (e.Row.RowType == DataControlRowType.DataRow){//string mailId = DataBinder.Eval(e.Row.DataItem, "emailId").ToString();//e.Row.Cells[3].Text = "<a href=\"javascript:mailLook('" + mailId + "');\" >" + e.Row.Cells[3].Text + "</a>"; }}//未读信息private void BuildUnRead(){GridTableStyle gts = new GridTableStyle();//id字段GridTableColumn id = new GridTableColumn();id.DataField = "id";gts.KeyColumns.Add(id);//发送人IDGridTableColumn sendUserid = new GridTableColumn();sendUserid.DataField = "senduserid";sendUserid.HeaderText = "发送人ID";gts.Columns.Add(sendUserid);// sendUserid.Visible = false;//接收人IDGridTableColumn recuserid = new GridTableColumn();recuserid.DataField = "recuserid";recuserid.HeaderText = "接收人ID";recuserid.ItemHorizontalAlign = HorizontalAlign.Left;// recuserid.Width = Unit.Parse("50%"); gts.Columns.Add(recuserid);recuserid.Visible = false;//信件IDGridTableColumn messageid = new GridTableColumn();messageid.DataField = "messageid";messageid.HeaderText = "信件ID";//messageid.Width = Unit.Parse("20%");messageid.ItemHorizontalAlign = HorizontalAlign.Right;gts.Columns.Add(messageid);messageid.Visible = false;//是否未读GridTableColumn msgstatus = new GridTableColumn();msgstatus.DataField = "msgstatus";msgstatus.HeaderText = "是否未读";msgstatus.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(msgstatus);//短消息内容GridTableColumn messagetext = new GridTableColumn();messagetext.DataField = "messagetext";messagetext.HeaderText = "短信内容";messagetext.ItemHorizontalAlign = HorizontalAlign.Center;gts.Columns.Add(messagetext);this.GridTableUnread.GridTableStyle = gts;this.GridTableUnread.GridTableStyle.IsShowCheckBox = false;this.GridTableUnread.GridView.RowDataBound += new GridViewRowEventHandler(Unread_RowDataBound); //绑定GRIDVIEW }protected void Unread_RowDataBound(object sender, GridViewRowEventArgs e){if (e.Row.RowType == DataControlRowType.DataRow){string id = DataBinder.Eval(e.Row.DataItem, "messageid").ToString(); //信件ID ids.Value = id; //把messageid抛到隐藏域里面去idsUser.Value = cms.Web.AppContext.CuurentUser.ID; //获取当前用户的ID,然后进行判断这条短信是不是属于这个用户e.Row.Cells[2].Text = "<a href='#' οnclick=\"winOpens('" + id + "');\" >"+"<font color=blue>" + e.Row.Cells[2].Text + "</font></a>";}}//绑定GRIDVIEW的界面public void bindScreen(){this.BuildSendBox(); //发件箱this.BuildUnRead();//未读信息this.BuildRead(); //已读信息 }//载入数据public void LoadData(){//发件箱DataSet set = this.DataManager.Fill("select * from cms_message a,cms_messagetext b where a.messageid=b.idc and a.msgstatus!=2 and a.senduserid='" + cms.Web.AppContext.CuurentUser.ID + "'");if (set!=null){this.gridReceive.DataSource = set;this.gridReceive.DataBind();}//未读DataSet setUnread = this.DataManager.Fill("select * from cms_message a,cms_messagetext b,cms_message_read c where a.messageid=b.idc and c.idm=b.idc and c.flag=0 and c.userid='"+cms.Web.AppContext.CuurentUser.ID+"'");if (setUnread != null&&setUnread.Tables.Count>0){//这种方法也可行,暂时注释掉foreach (DataRow row in setUnread.Tables[0].Rows){string recUserid = row["recuserid"].ToString(); //接收用户IDstring userId = cms.Web.AppContext.CuurentUser.ID;//Response.Write(recUserid.Length);//Response.Write("baojunyi".IndexOf(userId));//Response.Write(userId.Length);//Response.Write(recUserid.Equals(userId));if (recUserid.IndexOf(cms.Web.AppContext.CuurentUser.ID)>=0) //如果本用户ID在RECUSERID里面的话,就绑定 {this.GridTableUnread.DataSource = setUnread;this.GridTableUnread.DataBind();}}//this.GridTableUnread.DataSource = setUnread;//this.GridTableUnread.DataBind(); }//已处理信件 DataSet set2 = this.DataManager.Fill("select * from cms_message a,cms_messagetext b,cms_message_read c where a.messageid=b.idc and c.idm=b.idc and c.flag=1 and c.userid='" + cms.Web.AppContext.CuurentUser.ID + "'");if (set2!=null){//这种方法也可行,暂时注释掉foreach (DataRow row in set2.Tables[0].Rows){string recUserid = row["recuserid"].ToString(); //接收用户IDstring userId = cms.Web.AppContext.CuurentUser.ID;//Response.Write(recUserid.Length);//Response.Write("baojunyi".IndexOf(userId));//Response.Write(userId.Length);//Response.Write(recUserid.Equals(userId));if (recUserid.IndexOf(cms.Web.AppContext.CuurentUser.ID) >= 0) //如果本用户ID在RECUSERID里面的话,就绑定 {this.gridProcess.DataSource = set2;this.gridProcess.DataBind();}}//this.gridProcess.DataSource = set2;//this.gridProcess.DataBind(); }}//发件箱删除方法(假删)protected void delMsg_Send_Method(object sender,EventArgs e){ //删除语句//string sqlDel="update"string[] ids = this.txtIDS.Value.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);for(int i =0;i<ids.Length;i++){string delSql = "update cms_message set msgstatus=2 where id='"+ ids[i]+"'";this.DataManager.Execute(delSql);}}//未读信息删除方法(假删)protected void delMsg_UnRead(object sender,EventArgs e){string[] ids = this.txtIDS.Value.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);//方法:先是找到对应的的一张表的ID,然后根据用户名找到第三张表对应的UniqueID,根据UNIQUEID进行UPDATE操作//第一张表:cms_message ,第三张表:cms_message_readstring ids_Package = "";for (int i = 0; i < ids.Length; i++){ids_Package += ",'" + ids[i] + "'";}DataSet setUnread_Dels = this.DataManager.Fill("select c.uniqueid from cms_message a,cms_messagetext b,cms_message_read c where a.messageid=b.idc and c.idm=b.idc and c.flag=0 and c.userid='" + cms.Web.AppContext.CuurentUser.ID + "' and a.id in("+ids_Package.Substring(1)+")");foreach (DataRow Row in setUnread_Dels.Tables[0].Rows){ //更新数据库string update_Sql = "update cms_message_read set flag=2 where uniqueid='" + Row["uniqueid"].ToString() + "'";this.DataManager.Execute(update_Sql);}}protected void delMsg_Read(object sender, EventArgs e){string[] ids = this.txtIDS.Value.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);//方法:先是找到对应的的一张表的ID,然后根据用户名找到第三张表对应的UniqueID,根据UNIQUEID进行UPDATE操作//第一张表:cms_message ,第三张表:cms_message_readstring ids_Package = "";for (int i = 0; i < ids.Length; i++){ids_Package += ",'" + ids[i] + "'";}DataSet setUnread_Dels = this.DataManager.Fill("select c.uniqueid from cms_message a,cms_messagetext b,cms_message_read c where a.messageid=b.idc and c.idm=b.idc and c.flag=1 and c.userid='" + cms.Web.AppContext.CuurentUser.ID + "' and a.id in(" + ids_Package.Substring(1) + ")");foreach (DataRow Row in setUnread_Dels.Tables[0].Rows){//更新数据库string update_Sql = "update cms_message_read set flag=2 where uniqueid='" + Row["uniqueid"].ToString() + "'";this.DataManager.Execute(update_Sql);}}}
Send.aspx.cs
下面我们就来详细解释一下代码,首先我们要知道一件事情,就是:我给很多人发了同一条信息,然后有的人看过了,有的人没有看,所以就有不同的状态,
而这种不同的状态,是以一个用户名+短信ID来确定的一个唯一的值。
明白这点就好办了。而删除也不是真正的删除,而是改变阅读的状态,让它查询不到。
还有一点大家要注意,就是怎么实现:点一下短信,让短信变成已读,这个问题困扰了我很久,因为这个链接是在GRIDVIEW里面。
我们其实只要用这个链接的ONCLICK事件,然后跳到前台,从前台去改变数据库里的值就行了。
如下:
function winOpens(id){//return winOpen( 450 , 370 , "新增短信" , "MsgSend/AdminSend.aspx?id="+id );<%//更新状态表bool flag = this.DataManager.Execute("update cms_message_read set flag=1 where idm='" + ids.Value + "' and userid='" + idsUser.Value + "'");// Response.Write(flag);%>window.showModalDialog( "AdminSend.aspx?id="+id ,"查询短信","dialogWidth=450px;dialogHeight=370px");}
这样就OK了。
还有一点大家要注意一下,就是发件箱的删除功能和未读已读是2个不同的概念,因为发件箱里查询到的是自己的信息,
而未读,已读,是在状态表里存放的状态,这就是为什么发件箱里面也要有一个阅读状态的列,其作用就是:判断是否删除(假删)。
而要改变未读,已读里的状态,先要找到状态表里的ID,ID怎么找,找唯一项,唯一项,就是短信ID+用户名的组合。
如下。
//未读信息删除方法(假删)protected void delMsg_UnRead(object sender,EventArgs e){string[] ids = this.txtIDS.Value.Split(new string[] { "," }, StringSplitOptions.RemoveEmptyEntries);//方法:先是找到对应的的一张表的ID,然后根据用户名找到第三张表对应的UniqueID,根据UNIQUEID进行UPDATE操作//第一张表:cms_message ,第三张表:cms_message_readstring ids_Package = "";for (int i = 0; i < ids.Length; i++){ids_Package += ",'" + ids[i] + "'";}DataSet setUnread_Dels = this.DataManager.Fill("select c.uniqueid from cms_message a,cms_messagetext b,cms_message_read c where a.messageid=b.idc and c.idm=b.idc and c.flag=0 and c.userid='" + cms.Web.AppContext.CuurentUser.ID + "' and a.id in("+ids_Package.Substring(1)+")");foreach (DataRow Row in setUnread_Dels.Tables[0].Rows){ //更新数据库string update_Sql = "update cms_message_read set flag=2 where uniqueid='" + Row["uniqueid"].ToString() + "'";this.DataManager.Execute(update_Sql);}}
站内信关键是思路上的问题,其实并不是很难。
转载于:https://www.cnblogs.com/kmsfan/p/3989327.html
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