'Variables
Dim objCn 'ADO DB connection object
Dim objRs 'ADO DB recordset object
Dim blnWhere 'True/False for have WHERE in sql already
Dim intRecord 'Current record for paging recordset
Dim intPage 'Requested page
Dim intPageSize 'Requested pagesize
Dim sql 'Dynamic sql query string
'Create objects
Set objCn = Server.CreateObject("ADODB.Connection")
Set objRs = Server.CreateObject("ADODB.Recordset")
'-Get/set requested page
intPage = MakeLong(Request("page"))
If intPage < 1 Then intPage = 1
'-Get/set requested pagesize
If IsEmpty(Request("pagesize")) Then 'Set to default
intPageSize = DEF_PAGESIZE
Else
intPageSize = MakeLong(Request("pagesize"))
'Make sure it fits our min/max requirements
If intPageSize < MIN_PAGESIZE Then
intPageSize = MIN_PAGESIZE
ElseIf intPageSize > MAX_PAGESIZE Then
intPageSize = MAX_PAGESIZE
End If
End If
'-Build dynamic sql
sql = "SELECT * FROM bookmaster "
'--ID (exact search only)
If Not IsEmpty(Request("id")) Then
'If IsNumeric(Request("id")) Then
'Add to query
'First item so we don't have to test for WHERE
blnWhere = True 'Set where to true
sql = sql & "WHERE "
sql = sql & "bookreg like '%"&Request("id")&"%' or "
sql = sql & "bookname1 like '%"&Request("id")&"%' or "
sql = sql & "bookname2 like '%"&Request("id")&"%' or "
sql = sql & "booktitle like '%"&Request("id")&"%' or "
sql = sql & "bookdirector1 like '%"&Request("id")&"%' "
'End If
End If
With objCn
.CursorLocation = adUseClient
.ConnectionTimeout = 15
.CommandTimeout = 30
.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" & _
"Data Source=" & Server.MapPath("./upcbook.mdb") & ";"
.Open
End With
'Create and open recordset object
With objRs
.ActiveConnection = objCn
.CursorLocation = adUseClient
.CursorType = adOpenForwardOnly
.LockType = adLockReadOnly
.Source = sql
.PageSize = intPageSize
.Open
Set .ActiveConnection = Nothing 'Disconnect the recordset
End With
'Creates a long value from a variant, invalid always set to zero
Function MakeLong(ByVal varValue)
If IsNumeric(varValue) Then
MakeLong = CLng(varValue)
Else
MakeLong = 0
End If
End Function
'Returns a neatly made paging string, automatically configuring for request
'variables, regardless of in querystring or from form, adjust output to your needs.
Function Paging(ByVal intPage, ByVal intPageCount, ByVal intRecordCount)
Dim strQueryString
Dim strScript
Dim intStart
Dim intEnd
Dim strRet
Dim i
If intPage > intPageCount Then
intPage = intPageCount
ElseIf intPage < 1 Then
intPage = 1
End If
If intRecordCount = 0 Then
strRet = "ไม่พบข้อมูล"
ElseIf intPageCount = 1 Then
strRet = "สิ้นสุด"
Else
For i = 1 To Request.QueryString.Count
If LCase(Request.QueryString.Key(i)) <> "page" Then
strQueryString = strQueryString & "&"
strQueryString = strQueryString & Server.URLEncode(Request.QueryString.Key(i)) & "="
strQueryString = strQueryString & Server.URLEncode(Request.QueryString.Item(i))
End If
Next
For i = 1 To Request.Form.Count
If LCase(Request.Form.Key(i)) <> "page" Then
strQueryString = strQueryString & "&"
strQueryString = strQueryString & Server.URLEncode(Request.Form.Key(i)) & "="
strQueryString = strQueryString & Server.URLEncode(Request.Form.Item(i))
End If
Next
If Len(strQueryString) <> 0 Then
strQueryString = "?" & Mid(strQueryString, 2) & "&"
Else
strQueryString = "?"
End If
If intPage <= 10 Then
intStart = 1
Else
If (intPage Mod 10) = 0 Then
intStart = intPage - 9
Else
intStart = intPage - (intPage Mod 10) + 1
End If
End If
intEnd = intStart + 9
If intEnd > intPageCount Then intEnd = intPageCount
If intPage <> 1 Then
strRet = strRet & "<a href=""" & strScript
strRet = strRet & "page=" & intPage - 1
strRet = strRet & """><<ก่อนหน้า</a> "
End If
For i = intStart To intEnd
If i = intPage Then
strRet = strRet & "<b>" & i & "</b> "
Else
strRet = strRet & "<a href=""" & strScript
strRet = strRet & "page=" & i
strRet = strRet & """>" & i & "</a>"
If i <> intEnd Then strRet = strRet & " "
End If
Next
If intPage <> intPageCount Then
strRet = strRet & " <a href=""" & strScript
strRet = strRet & "page=" & intPage + 1
strRet = strRet & """>ถัดไป>></a> "
End If
End If
<%
'Object cleanup
If IsObject(objRs) Then
If Not objRs Is Nothing Then
If objRs.State = adStateOpen Then objRs.Close
Set objRs = Nothing
End If
End If
If IsObject(objCn) Then
If Not objCn Is Nothing Then
If objCn.State = adStateOpen Then objCn.Close
Set objCn = Nothing
End If
End If
%>
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