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asp怎么实现简单的ajax留言板-创新互联
这篇文章主要介绍“asp怎么实现简单的ajax留言板”，在日常操作中，相信很多人在asp怎么实现简单的ajax留言板问题上存在疑惑，小编查阅了各式资料，整理出简单好用的操作方法，希望对大家解答”asp怎么实现简单的ajax留言板”的疑惑有所帮助！接下来，请跟着小编一起来学习吧！
代码如下:
<%@ codepage=65001%>
<%
option explicit
%>
<% Response.Charset="utf-8"%>
<% Session.CodePage=65001 %>
<%
Dim mybll
Dim myList
Set mybll = new BLL_Guest
Select Case Request("tCMD")
Case "SAVE"
mybll.Insert()
Case "DEL"
mybll.Delete()
End Select
myList = mybll.FindByPage()
%>
客户留言
<%=myList%>
BLL_Guest.asp
<%
'///
'/// 摘要说明。
'///
Class BLL_Guest
Private mycom,mymod,mydal
Private LI,UL
Private DEL
'获取信息
Public Sub GetGuest()
mydal.GetGuest(Id)
End Sub
'新增信息
Public Sub Insert()
mymod.Content = Request("content")
mymod.re = Request("Re")
mymod.Addtime = Now()
mymod.Ip = request.servervariables("HTTP_X_FORWARDED_FOR")
If len(mymod.Ip)<=0 Then mymod.Ip = request.servervariables("REMOTE_ADDR")
Call mydal.Insert(mymod)
End Sub
'更新信息
Public Sub Update()
Call mydal.Update(mymod)
End Sub
'删除信息
Public Sub Delete()
mydal.Delete(Request("Id"))
End Sub
'查找信息
Public Function FindByPage()
Dim PageSize,CurrentPage,WhereValue,OrderValue,RecordCount
Dim objRS
Dim tmp1,tmp2,tmp3,parms,i
Dim tCMD
tCMD = Request("tCMD")
PageSize = "8"
CurrentPage = Request("PageNo")
If Len(CurrentPage)<=0 Then
CurrentPage=1
End If
WhereValue = ""
OrderValue = "Id"
Set objRS = mydal.FindByPage(PageSize,CurrentPage-1,WhereValue,OrderValue)
i = 1
RecordCount = mydal.Count(WhereValue)
Do While Not objRS.EOF
If tCMD="DEL" Then
DEL = "
Else
DEL = ""
End If
parms=Array(i,objRS("content"),objRS("ip"),objRS("addtime"),DEL)
tmp1 = tmp1 & mycom.Format(LI,parms)
objRs.Movenext
i = i + 1
Loop
tmp3 = mycom.Page(PageSize,CurrentPage,RecordCount,"guest/index.asp?tCMD=LIST")
parms=Array(tmp1,tmp3)
tmp2 = tmp2 & mycom.Format(UL,parms)
FindByPage = tmp2
End Function
Private Sub Class_Initialize()
LI = "
UL = "
- {0}
- {1}
DEL = ""
Set mycom = new Common
set mymod = new MOD_Guest
set mydal = new DAL_Guest
End Sub
Private Sub Class_Terminate()
Set mycom = Nothing
Set mymod = Nothing
set mydal = Nothing
End Sub
End Class
%>
DAL_Guest.asp
<%
'///
'/// 摘要说明。
'///
Class DAL_Guest
Private SQL_01
Private SQL_02
Private SQL_03
Private SQL_04
Private SQL_05
Private SQL_06
Private SQL_07
Private mycom,myacc,mymod
'///
'/// 获得信息
'///
'///
'///
Public Function GetGuest(Id)
Dim parms,SQL,objRS
parms = Array(Id)
SQL = mycom.Format(SQL_01,parms)
Set objRS = myacc.ExecuteReader(myacc.CONN_STRING,SQL)
If Not objRS.EOF then
Call mymod.SetVar(objRs("Id"),objRs("Content"),objRs("Re"),objRs("Addtime"),objRs("Ip"))
Set GetGuest = mymod
Else
GetGuest = Null
End If
End Function
'///
'/// 插入信息
'///
'///
Public Sub Insert(vmod)
Dim parms,SQL
parms = Array(vmod.Content,vmod.Re,vmod.Addtime,vmod.Ip)
SQL = mycom.Format(SQL_02,parms)
Call myacc.ExecuteReader(myacc.CONN_STRING,SQL)
End Sub
'///
'/// 更新信息
'///
'///
Public Sub Update(vmod)
Dim parms,SQL
parms = Array(vmod.Id,vmod.Content,vmod.Re,vmod.Addtime,vmod.Ip)
SQL = mycom.Format(SQL_03,parms)
Call myacc.ExecuteReader(myacc.CONN_STRING,SQL)
End Sub
'///
'/// 删除信息
'///
'///
Public Sub Delete(Id)
Dim parms,SQL
parms = Array(Id)
SQL = mycom.Format(SQL_04,parms)
Call myacc.ExecuteNonQuery(myacc.CONN_STRING,SQL)
End Sub
'///
'/// 统计信息
'///
'///
Public Function Count(WhereValue)
Dim parms,SQL,objRS
parms = Array(WhereValue)
SQL = mycom.Format(SQL_07,parms)
Set objRS = myacc.Recordset(myacc.CONN_STRING,SQL)
Count = objRS.RecordCount
End Function
'///
'/// 根据条件列出所有信息(带有分页)
'///
'///
'///
'///
'///
'///
Public Function FindByPage(PageSize,CurrentPage,WhereValue,OrderValue)
Dim parms,SQL,objRS
Dim s1
If CurrentPage="0" Then
s1 = PageSize & "|" + OrderValue & "|" & WhereValue
parms = Split(s1,"|")
SQL = mycom.Format(SQL_05,parms)
Else
s1 = PageSize & "|" & OrderValue & "|" + WhereValue & "|" & CurrentPage*PageSize
parms = Split(s1,"|")
SQL = mycom.Format(SQL_06,parms)
End If
Set objRS = myacc.ExecuteReader(myacc.CONN_STRING,SQL)
Set FindByPage = objRS
End Function
Private Sub Class_Initialize()
SQL_01 = "Select * From [Guest] Where Id = {0}"
SQL_02 = "Insert into [Guest] ([Content],[Re],[Addtime],[Ip]) values('{0}','{1}','{2}','{3}')"
SQL_03 = "Update [Guest] Set [Content]='{1}',[Re]='{2}',[Addtime]='{3}',[Ip]='{4}' Where Id = {0}"
SQL_04 = "Delete From [Guest] Where Id In ({0})"
SQL_05 = "Select Top {0} * From [Guest] Where Content Like '%{2}%' Order By {1} Desc,Id Desc"
SQL_06 = "Select Top {0} * From [Guest] Where Content Like '%{2}%' And Id Not IN(Select Top {3} Id From [Guest] Where Content Like '%{2}%' Order By {1} Desc,Id Desc) Order By {1} Desc,Id Desc"
SQL_07 = "Select * From [Guest] Where Content Like '%{0}%' "
Set mycom = new Common
Set myacc = new AccHelper
Set mymod = new MOD_Guest
End Sub
Private Sub Class_Terminate()
Set mycom = Nothing
Set myacc = Nothing
Set mymod = Nothing
End Sub
End Class
%>
MOD_Guest.asp
<%
'///
'/// 摘要说明。
'///
Class MOD_Guest
Public Id
Public Content
Public Re
Public Addtime
Public Ip
Public Sub SetVar(vId,vContent,vRe,vAddtime,vIp)
Id=vId
Content=vContent
Re=vContent
Addtime=vAddtime
Ip=vIp
End Sub
End Class
%>
Common.asp
<%
'///
'/// 摘要说明
'///
Class Common
'///
'/// 获得信息
'///
'///
'///
'///
Public Function Format(str,arr)
Dim r,i
r = str
For i = 0 To UBound(arr)
r = Replace(r,"{"&i&"}",arr(i))
Next
Format = r
End Function
Public Function Page(PageSize,CurrentPage,RecordCount,PageUrl)
const C_RECORDCOUNT = "合计
const C_FIRSTPAGE1 = "
const C_FIRSTPAGE2 = " 首页"
const C_PREVPAGE1 = "
const C_PREVPAGE2 = " 上一页"
const C_NEXTPAGE1 = "
const C_NEXTPAGE2 = " 下一页"
const C_LASTPAGE1 = "
const C_LASTPAGE2 = " 尾页"
const C_CURRENTPAGE = " 页次：
const C_PAGESIZE = " {0}篇/页 "
const C_GOTOPAGE = " 跳转：
Dim PageCount,pages
Dim lRecordCount,lFirstpage,lPrevpage,lNextpage,lLastpage,lCurrentpage,lPagesize,lGotopage
Dim p,parms
If RecordCount Mod PageSize <> 0 Then
pages = 1
else
pages = 0
End If
PageCount=CInt(RecordCount/PageSize + pages)
parms=Array(RecordCount)
lRecordCount = Format(C_RECORDCOUNT,parms)
if CInt(CurrentPage)>1 Then
parms=Array(Pageurl,1)
lFirstpage = Format(C_FIRSTPAGE1,parms)
parms=Array(Pageurl,CInt(CurrentPage)-1)
lPrevpage = Format(C_PREVPAGE1,parms)
Else
lFirstpage=C_FIRSTPAGE2
lPrevpage=C_PREVPAGE2
End If
if CInt(CurrentPage)
lNextpage = Format(C_NEXTPAGE1,parms)
parms=Array(Pageurl,CInt(CurrentPage)+1)
lLastpage = Format(C_LASTPAGE1,parms)
Else
lNextpage=C_NEXTPAGE2
lLastpage=C_LASTPAGE2
End If
parms=Array(CurrentPage,PageCount)
lCurrentpage = Format(C_CURRENTPAGE,parms)
parms=Array(PageSize)
lPagesize = Format(C_PAGESIZE,parms)
parms=Array(Pageurl,CurrentPage)
lGotopage = Format(C_GOTOPAGE,parms)
p=lRecordCount&lFirstpage&lPrevpage&lNextpage&lLastpage&lCurrentpage&lPagesize&lGotopage
Page = p
End Function
End Class
%>
AccHelper.asp
<%
'///
'/// AccHelper 的摘要说明。
'///
Class AccHelper
Public CONN_STRING
'///
'/// 执行ExecuteNonQuery
'///
'///
'///
Public Function ExecuteNonQuery(connString,cmdText)
Dim objConn
Set objConn = Server.CreateObject("ADODB.Connection")
objConn.Open connString
objConn.Execute(cmdText)
End Function
'///
'/// 执行ExecuteReader
'///
'///
'///
'///
Public Function ExecuteReader(connString,cmdText)
Dim objConn,objRS
Set objConn = Server.CreateObject("ADODB.Connection")
objConn.Open connString
Set objRS = objConn.Execute(cmdText)
Set ExecuteReader = objRS
End Function
'///
'/// 执行Recordset
'///
'///
'///
'///
Public Function Recordset(connString,cmdText)
Dim objConn,objRS
Set objConn = Server.CreateObject("ADODB.Connection")
objConn.Open connString
Set objRS = Server.CreateObject("ADODB.RecordSet")
objRS.Open cmdText,objConn,1,3
Set Recordset = objRS
End Function
Private Sub Class_Initialize()
CONN_STRING = "provider = microsoft.jet.oledb.4.0;data source=" & Server.Mappath("db.mdb")
End Sub
End Class
%>
到此，关于“asp怎么实现简单的ajax留言板”的学习就结束了，希望能够解决大家的疑惑。理论与实践的搭配能更好的帮助大家学习，快去试试吧！若想继续学习更多相关知识，请继续关注创新互联网站，小编会继续努力为大家带来更多实用的文章！
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