booksedit.asp

=== === === === === === === === === 项目：图书管理系统V2.0 作者：覃武权 主页：http://cpucool.512j.com 邮箱：cooltoend

<%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%>
<!--#include file="Connections/conn.asp" -->
<!--#include file="global.asp" -->
<% checkUser("admin") %>
<%
' *** Edit Operations: declare variables

Dim MM_editAction
Dim MM_abortEdit
Dim MM_editQuery
Dim MM_editCmd

Dim MM_editConnection
Dim MM_editTable
Dim MM_editRedirectUrl
Dim MM_editColumn
Dim MM_recordId

Dim MM_fieldsStr
Dim MM_columnsStr
Dim MM_fields
Dim MM_columns
Dim MM_typeArray
Dim MM_formVal
Dim MM_delim
Dim MM_altVal
Dim MM_emptyVal
Dim MM_i

MM_editAction = CStr(Request.ServerVariables("SCRIPT_NAME"))
If (Request.QueryString <> "") Then
  MM_editAction = MM_editAction & "?" & Request.QueryString
End If

' boolean to abort record edit
MM_abortEdit = false

' query string to execute
MM_editQuery = ""
%>
<%
' *** Update Record: set variables

If (CStr(Request("MM_update")) = "form1" And CStr(Request("MM_recordId")) <> "") Then

  MM_editConnection = MM_conn_STRING
  MM_editTable = "Books"
  MM_editColumn = "bookno"
  MM_recordId = "" + Request.Form("MM_recordId") + ""
  MM_editRedirectUrl = ""
  MM_fieldsStr  = "sortno|value|title|value|author|value|price|value|number|value"
  MM_columnsStr = "sortno|',none,''|title|',none,''|author|',none,''|price|none,none,NULL|[number]|none,none,NULL"

  ' create the MM_fields and MM_columns arrays
  MM_fields = Split(MM_fieldsStr, "|")
  MM_columns = Split(MM_columnsStr, "|")
  
  ' set the form values
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_fields(MM_i+1) = CStr(Request.Form(MM_fields(MM_i)))
  Next

  ' append the query string to the redirect URL
  If (MM_editRedirectUrl <> "" And Request.QueryString <> "") Then
    If (InStr(1, MM_editRedirectUrl, "?", vbTextCompare) = 0 And Request.QueryString <> "") Then
      MM_editRedirectUrl = MM_editRedirectUrl & "?" & Request.QueryString
    Else
      MM_editRedirectUrl = MM_editRedirectUrl & "&" & Request.QueryString
    End If
  End If

End If
%>
<%
' *** Update Record: construct a sql update statement and execute it

If (CStr(Request("MM_update")) <> "" And CStr(Request("MM_recordId")) <> "") Then

  ' create the sql update statement
  MM_editQuery = "update " & MM_editTable & " set "
  For MM_i = LBound(MM_fields) To UBound(MM_fields) Step 2
    MM_formVal = MM_fields(MM_i+1)
    MM_typeArray = Split(MM_columns(MM_i+1),",")
    MM_delim = MM_typeArray(0)
    If (MM_delim = "none") Then MM_delim = ""
    MM_altVal = MM_typeArray(1)
    If (MM_altVal = "none") Then MM_altVal = ""
    MM_emptyVal = MM_typeArray(2)
    If (MM_emptyVal = "none") Then MM_emptyVal = ""
    If (MM_formVal = "") Then
      MM_formVal = MM_emptyVal
    Else
      If (MM_altVal <> "") Then
        MM_formVal = MM_altVal
      ElseIf (MM_delim = "'") Then  ' escape quotes
        MM_formVal = "'" & Replace(MM_formVal,"'","''") & "'"
      Else
        MM_formVal = MM_delim + MM_formVal + MM_delim
      End If
    End If
    If (MM_i <> LBound(MM_fields)) Then
      MM_editQuery = MM_editQuery & ","
    End If
    MM_editQuery = MM_editQuery & MM_columns(MM_i) & " = " & MM_formVal
  Next
  MM_editQuery = MM_editQuery & " where " & MM_editColumn & " = " & MM_recordId

  If (Not MM_abortEdit) Then
    ' execute the update
    Set MM_editCmd = Server.CreateObject("ADODB.Command")
    MM_editCmd.ActiveConnection = MM_editConnection
    MM_editCmd.CommandText = MM_editQuery
    MM_editCmd.Execute
    MM_editCmd.ActiveConnection.Close
	%>
	<script language="JavaScript" type="text/JavaScript">
	alert('图书信息已经修改！');
	window.location = "Bookslist.asp"
	</script>
	<%
  End If

End If
%>
<%
Dim Recordset1__MMColParam
Recordset1__MMColParam = "1"
If (Request.QueryString("bookno") <> "") Then 
  Recordset1__MMColParam = Request.QueryString("bookno")
End If
%>
<%
Dim Recordset1
Dim Recordset1_numRows

Set Recordset1 = Server.CreateObject("ADODB.Recordset")
Recordset1.ActiveConnection = MM_conn_STRING
Recordset1.Source = "SELECT * FROM Books WHERE bookno = " + Replace(Recordset1__MMColParam, "'", "''") + ""
Recordset1.CursorType = 0
Recordset1.CursorLocation = 2
Recordset1.LockType = 1
Recordset1.Open()

Recordset1_numRows = 0
%>
<%
Dim Recordset2
Dim Recordset2_numRows

Set Recordset2 = Server.CreateObject("ADODB.Recordset")
Recordset2.ActiveConnection = MM_conn_STRING
Recordset2.Source = "SELECT * FROM BookClass ORDER BY id ASC"
Recordset2.CursorType = 0
Recordset2.CursorLocation = 2
Recordset2.LockType = 1
Recordset2.Open()

Recordset2_numRows = 0
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>修改图书</title>
<link href="images/style.css" rel="stylesheet" type="text/css">
<script language="JavaScript" type="text/JavaScript">
<!--
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}
//-->
</script>
</head>

<body>

<div align="center">
  <table width="95%"  border="0" align="center" cellpadding="4" cellspacing="1" bgcolor="#FFFFFF">
    <tr>
      <td><div align="center"><strong><br>
          修改图书信息</strong>
          <strong>
        </strong></div>
        <strong>        </strong>        <form action="<%=MM_editAction%>" method="post" name="form1" onSubmit="MM_validateForm('title','','R','price','','NisNum','number','','NisNum');return document.MM_returnValue">
          <table width="500" border="0" align="center" cellpadding="4" cellspacing="1" bgcolor="#333333">
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>编号:</strong></td>
              <td><strong><%= Recordset1__MMColParam %></strong></td>
            </tr>
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>分类:</strong></td>
              <td>
                <strong>
                <select name="sortno" id="sortno">
                  <%While (NOT Recordset2.EOF)%>
                  <option value="<%=(Recordset2.Fields.Item("id").Value)%>" <% If (CINT(Recordset2.Fields.Item("id").Value) = CINT(Recordset1.Fields.Item("sortno").Value)) Then Response.Write("SELECTED") : Response.Write("")%> ><%=(Recordset2.Fields.Item("classname").Value)%></option>
                  <%
  Recordset2.MoveNext()
Wend
If (Recordset2.CursorType > 0) Then
  Recordset2.MoveFirst
Else
  Recordset2.Requery
End If
%>
                </select>
              </strong></td>
            </tr>
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>书名:</strong></td>
              <td>
                <strong>
                <input type="text" name="title" value="<%=(Recordset1.Fields.Item("title").Value)%>" size="32">
                </strong></td>
            </tr>
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>作者:</strong></td>
              <td>
                <strong>
                <input type="text" name="author" value="<%=(Recordset1.Fields.Item("author").Value)%>" size="32">
                </strong></td>
            </tr>
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>价格:</strong></td>
              <td>
                <strong>
                <input type="text" name="price" value="<%=(Recordset1.Fields.Item("price").Value)%>" size="32">
                </strong></td>
            </tr>
            <tr valign="baseline" bgcolor="#FFFFFF">
              <td align="right" nowrap><strong>数量:</strong></td>
              <td>
                <strong>
                <input type="text" name="number" value="<%=(Recordset1.Fields.Item("number").Value)%>" size="32">
                </strong></td>
            </tr>
          </table>
          <p align="center"><strong><input name="submit" type="submit" value="确 定 修 改">
            <input type="hidden" name="MM_update" value="form1">
            <input type="hidden" name="MM_recordId" value="<%= Recordset1.Fields.Item("bookno").Value %>">
          </strong></p>
          <p><strong>              </strong></p>
        </form>
      <strong></strong><br></td>
    </tr>
  </table>
  <strong>
  <p>&nbsp;</p>
  </strong> </div>
</body>
</html>
<%
Recordset1.Close()
Set Recordset1 = Nothing
%>
<%
Recordset2.Close()
Set Recordset2 = Nothing
%>