用VB编写标准CGI程序

来源:计算机等级考试    发布时间:2012-08-29    计算机等级考试视频    评论


  '本循环体用于将留言簿中字符串"<! ENDHEAD >"前面的内容写入临时文件
  Do
  Line Input #2, tempstring
  Print #1, tempstring
  Loop While tempstring <> "<! ENDHEAD >" And Not EOF(2)
  '向临时文件中插入客户端用户的留言
  Print #1, "<hr>" & vbCrLf
  Print #1, "<ul>" & vbCrLf
  Print #1, "<li><b>留言时间</b>:" & Date$ & " " & Time$ & vbCrLf
  Print #1, "<li><b>姓名: </b>" & sName & vbCrLf
  If Len(sEmail) <> 0 Then
  Print #1, "<li><b>E-mail: </b><a href=""mailto:" & sEmail & """ >" & sEmail & "</a>" & vbCrLf
  End If
  If Len(sURL) <> 0 Then
  Print #1, "<li><b>我的主页: </b> <a href=""" & sURL & """ >" & sURL & "</a>" & vbCrLf
  End If
  If Len(sfrom) <> 0 Then
  Print #1, "<li><b>我来自: </b>" & sfrom & vbCrLf
  End If
  Print #1, "<li><b>我的建议: </b>" & vbCrLf
  Print #1, sComment & vbCrLf
  Print #1, "</ul>" & vbCrLf
  '本循环体用于将留言簿剩余的东西写入留言簿
  Do
  Line Input #2, tempstring
  Print #1, tempstring
  Loop While Not EOF(2)
  Close #1
  Close #2
  Kill guestbook '删除旧的留言簿
  Name tempFileName As guestbook '将临时文件改成新的留言簿
  OutPut "<P>非常感谢您的留言!" & chinesetail
  OutPut "<P>欢迎您经常光顾本主页!" & chinesetail
  OutPut "</FONT>"
  End Sub
  Sub OutPut(s As String) ' 本子程序用于向标准输出写信息
  Dim lBytesWritten As Long
  s = s & vbCrLf
  WriteFile hStdOut, s, Len(s), lBytesWritten, ByVal 0&
  End Sub
  ' 本子程序可以获取表单上某一元素的数据
  Public Function GetCgiValue(cgiName As String) As String
  Dim delim2 As Long ' position of "="
  Dim delim1 As Long ' position of "&"
  Dim n As Integer
  Dim pointer1 As Long,pointer2 As Long,length As Long,length1 As Long
  Dim tmpstring1 As String,tmpstring2 As String
  pointer1 = 1
  pointer2 = 1
  delim2 = InStr(pointer2, sFormData, "=")
  pointer2 = delim2 + 1
  Do
  length = delim2 - pointer1
  tmpstring1 = Mid(sFormData, pointer1, length)
  delim1 = InStr(pointer1, sFormData, "&")
  pointer1 = delim1 + 1
  length1 = delim1 - pointer2
  If delim1 = 0 Then length1 = lContentLength + 1 - pointer2
  If tmpstring1 = cgiName Then
  tmpstring2 = Mid$(sFormData, pointer2, length1)
  GetCgiValue = UrlDecode(tmpstring2)
  Exit Do
  End If

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