?? upload.asp
字號:
<%
Response.Buffer = True
Server.ScriptTimeOut=9999999
On Error Resume Next
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<meta http-equiv="Content-Language" content="zh-cn" />
<style type="text/css">
<!--
body,input {font-size:12px;}
-->
</style>
<title>ASP文件上傳工具</title>
</head>
<body id="body">
<%
ExtName = "jpg,gif,png,txt,rar,zip,doc,exe" '允許擴展名
SavePath = "upload" '保存路徑
If Right(SavePath,1)<>"/" Then SavePath=SavePath&"/" '在目錄后加(/)
CheckAndCreateFolder(SavePath)
UpLoadAll_a = Request.TotalBytes '取得客戶端全部內容
If(UpLoadAll_a>0) Then
Set UploadStream_c = Server.CreateObject("ADODB.Stream")
UploadStream_c.Type = 1
UploadStream_c.Open
UploadStream_c.Write Request.BinaryRead(UpLoadAll_a)
UploadStream_c.Position = 0
FormDataAll_d = UploadStream_c.Read
CrLf_e = chrB(13)&chrB(10)
FormStart_f = InStrB(FormDataAll_d,CrLf_e)
FormEnd_g = InStrB(FormStart_f+1,FormDataAll_d,CrLf_e)
Set FormStream_h = Server.Createobject("ADODB.Stream")
FormStream_h.Type = 1
FormStream_h.Open
UploadStream_c.Position = FormStart_f + 1
UploadStream_c.CopyTo FormStream_h,FormEnd_g-FormStart_f-3
FormStream_h.Position = 0
FormStream_h.Type = 2
FormStream_h.CharSet = "GB2312"
FormStreamText_i = FormStream_h.Readtext
FormStream_h.Close
FileName_j = Mid(FormStreamText_i,InstrRev(FormStreamText_i,"\")+1,FormEnd_g)
If(CheckFileExt(FileName_j,ExtName)) Then
SaveFile = Server.MapPath(SavePath & FileName_j)
If Err Then
Response.Write "文件上傳： <span style=""color:red;"">文件上傳出錯!</span> <a href=""" & Request.ServerVariables("URL") &""">重新上傳文件</a><br />"
Err.Clear
Else
SaveFile = CheckFileExists(SaveFile)
k=Instrb(FormDataAll_d,CrLf_e&CrLf_e)+4
l=Instrb(k+1,FormDataAll_d,leftB(FormDataAll_d,FormStart_f-1))-k-2
FormStream_h.Type=1
FormStream_h.Open
UploadStream_c.Position=k-1
UploadStream_c.CopyTo FormStream_h,l
FormStream_h.SaveToFile SaveFile,2
SaveFileName = Mid(SaveFile,InstrRev(SaveFile,"\")+1)
Response.write "文件上傳： <span style=""color:red;"">" & SaveFileName & " </span>文件上傳成功! <a href=""" & Request.ServerVariables("URL") &""">繼續上傳文件</a><br />"
End If
Else
Response.write "文件上傳： <span style=""color:red;"">文件格式不正確!</span> <a href=""" & Request.ServerVariables("URL") &""">重新上傳文件</a><br />"
End If
Else
%>
<script language="Javascript">
<!--
function ValidInput()
{
if(document.upform.upfile.value=="")
{
alert("請選擇上傳文件！")
document.upform.upfile.focus()
return false
}
return true
}
// -->
</script>
<form action='<%= Request.ServerVariables("URL") %>' method='post' name="upform" onsubmit="return ValidInput()" enctype="multipart/form-data">
文件上傳：
<input type='file' name='upfile' size="40"> <input type='submit' value="上傳">
</form>
<%
End if
Set FormStream_h = Nothing
UploadStream.Close
Set UploadStream = Nothing
%>
</body>
</html>
<%
'判斷文件類型是否合格
Function CheckFileExt(FileName,ExtName) '文件名,允許上傳文件類型
FileType = ExtName
FileType = Split(FileType,",")
For i = 0 To Ubound(FileType)
If LCase(Right(FileName,3)) = LCase(FileType(i)) then
CheckFileExt = True
Exit Function
Else
CheckFileExt = False
End if
Next
End Function
'檢查上傳文件夾是否存在，不存在則創建文件夾
Function CheckAndCreateFolder(FolderName)
fldr = Server.Mappath(FolderName)
Set fso = CreateObject("Scripting.FileSystemObject")
If Not fso.FolderExists(fldr) Then
fso.CreateFolder(fldr)
End If
Set fso = Nothing
End Function
'檢查文件是否存在，重命名存在文件
Function CheckFileExists(FileName)
Set fso=Server.CreateObject("Scripting.FileSystemObject")
If fso.FileExists(SaveFile) Then
i=1
msg=True
Do While msg
CheckFileExists = Replace(SaveFile,Right(SaveFile,4),"_" & i & Right(SaveFile,4))
If not fso.FileExists(CheckFileExists) Then
msg=False
End If
i=i+1
Loop
Else
CheckFileExists = FileName
End If
Set fso=Nothing
End Function
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