searchdo.asp

阿莱简单实用小型新闻系统 v2.0

<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%> 
<!--#include file="Connections/Conn.asp" -->
<%
Dim News__MMColParam
News__MMColParam = "1"
If (Request.Form("search") <> "") Then 
  News__MMColParam = Request.Form("search")
End If
%>
<%
Dim News
Dim News_numRows

Set News = Server.CreateObject("ADODB.Recordset")
News.ActiveConnection = MM_Conn_STRING
News.Source = "SELECT * FROM News WHERE News_Title LIKE '%" + Replace(News__MMColParam, "'", "''") + "%' ORDER BY ID DESC"
News.CursorType = 0
News.CursorLocation = 2
News.LockType =3
News.Open()

News_numRows = 0
%>
<%
Dim Repeat1__numRows
Dim Repeat1__index

Repeat1__numRows = 10
Repeat1__index = 0
News_numRows = News_numRows + Repeat1__numRows
%>
<%
'  *** Recordset Stats, Move To Record, and Go To Record: declare stats variables

Dim News_total
Dim News_first
Dim News_last

' set the record count
News_total = News.RecordCount

' set the number of rows displayed on this page
If (News_numRows < 0) Then
  News_numRows = News_total
Elseif (News_numRows = 0) Then
  News_numRows = 1
End If

' set the first and last displayed record
News_first = 1
News_last  = News_first + News_numRows - 1

' if we have the correct record count, check the other stats
If (News_total <> -1) Then
  If (News_first > News_total) Then
    News_first = News_total
  End If
  If (News_last > News_total) Then
    News_last = News_total
  End If
  If (News_numRows > News_total) Then
    News_numRows = News_total
  End If
End If
%>
<%
' *** Recordset Stats: if we don't know the record count, manually count them

If (News_total = -1) Then

  ' count the total records by iterating through the recordset
  News_total=0
  While (Not News.EOF)
    News_total = News_total + 1
    News.MoveNext
  Wend

  ' reset the cursor to the beginning
  If (News.CursorType > 0) Then
    News.MoveFirst
  Else
    News.Requery
  End If

  ' set the number of rows displayed on this page
  If (News_numRows < 0 Or News_numRows > News_total) Then
    News_numRows = News_total
  End If

  ' set the first and last displayed record
  News_first = 1
  News_last = News_first + News_numRows - 1
  
  If (News_first > News_total) Then
    News_first = News_total
  End If
  If (News_last > News_total) Then
    News_last = News_total
  End If

End If
%>
<%
Dim MM_paramName 
%>
<%
' *** Move To Record and Go To Record: declare variables

Dim MM_rs
Dim MM_rsCount
Dim MM_size
Dim MM_uniqueCol
Dim MM_offset
Dim MM_atTotal
Dim MM_paramIsDefined

Dim MM_param
Dim MM_index

Set MM_rs    = News
MM_rsCount   = News_total
MM_size      = News_numRows
MM_uniqueCol = ""
MM_paramName = ""
MM_offset = 0
MM_atTotal = false
MM_paramIsDefined = false
If (MM_paramName <> "") Then
  MM_paramIsDefined = (Request.QueryString(MM_paramName) <> "")
End If
%>
<%
' *** Move To Record: handle 'index' or 'offset' parameter

if (Not MM_paramIsDefined And MM_rsCount <> 0) then

  ' use index parameter if defined, otherwise use offset parameter
  MM_param = Request.QueryString("index")
  If (MM_param = "") Then
    MM_param = Request.QueryString("offset")
  End If
  If (MM_param <> "") Then
    MM_offset = Int(MM_param)
  End If

  ' if we have a record count, check if we are past the end of the recordset
  If (MM_rsCount <> -1) Then
    If (MM_offset >= MM_rsCount Or MM_offset = -1) Then  ' past end or move last
      If ((MM_rsCount Mod MM_size) > 0) Then         ' last page not a full repeat region
        MM_offset = MM_rsCount - (MM_rsCount Mod MM_size)
      Else
        MM_offset = MM_rsCount - MM_size
      End If
    End If
  End If

  ' move the cursor to the selected record
  MM_index = 0
  While ((Not MM_rs.EOF) And (MM_index < MM_offset Or MM_offset = -1))
    MM_rs.MoveNext
    MM_index = MM_index + 1
  Wend
  If (MM_rs.EOF) Then 
    MM_offset = MM_index  ' set MM_offset to the last possible record
  End If

End If
%>
<%
' *** Move To Record: if we dont know the record count, check the display range

If (MM_rsCount = -1) Then

  ' walk to the end of the display range for this page
  MM_index = MM_offset
  While (Not MM_rs.EOF And (MM_size < 0 Or MM_index < MM_offset + MM_size))
    MM_rs.MoveNext
    MM_index = MM_index + 1
  Wend

  ' if we walked off the end of the recordset, set MM_rsCount and MM_size
  If (MM_rs.EOF) Then
    MM_rsCount = MM_index
    If (MM_size < 0 Or MM_size > MM_rsCount) Then
      MM_size = MM_rsCount
    End If
  End If

  ' if we walked off the end, set the offset based on page size
  If (MM_rs.EOF And Not MM_paramIsDefined) Then
    If (MM_offset > MM_rsCount - MM_size Or MM_offset = -1) Then
      If ((MM_rsCount Mod MM_size) > 0) Then
        MM_offset = MM_rsCount - (MM_rsCount Mod MM_size)
      Else
        MM_offset = MM_rsCount - MM_size
      End If
    End If
  End If

  ' reset the cursor to the beginning
  If (MM_rs.CursorType > 0) Then
    MM_rs.MoveFirst
  Else
    MM_rs.Requery
  End If

  ' move the cursor to the selected record
  MM_index = 0
  While (Not MM_rs.EOF And MM_index < MM_offset)
    MM_rs.MoveNext
    MM_index = MM_index + 1
  Wend
End If
%>
<%
' *** Move To Record: update recordset stats

' set the first and last displayed record
News_first = MM_offset + 1
News_last  = MM_offset + MM_size

If (MM_rsCount <> -1) Then
  If (News_first > MM_rsCount) Then
    News_first = MM_rsCount
  End If
  If (News_last > MM_rsCount) Then
    News_last = MM_rsCount
  End If
End If

' set the boolean used by hide region to check if we are on the last record
MM_atTotal = (MM_rsCount <> -1 And MM_offset + MM_size >= MM_rsCount)
%>
<%
' *** Go To Record and Move To Record: create strings for maintaining URL and Form parameters

Dim MM_keepNone
Dim MM_keepURL
Dim MM_keepForm
Dim MM_keepBoth

Dim MM_removeList
Dim MM_item
Dim MM_nextItem

' create the list of parameters which should not be maintained
MM_removeList = "&index="
If (MM_paramName <> "") Then
  MM_removeList = MM_removeList & "&" & MM_paramName & "="
End If