优才计划入籍香港2 6:在ASP中如何实现上传视频文件的功能呢?

文件一upload_5xsoft.inc
<SCRIPT RUNAT=SERVER LANGUAGE=VBSCRIPT>
dim Data_5xsoft

Class upload_5xsoft

dim objForm,objFile,Version

Public function Form(strForm)
strForm=lcase(strForm)
if not objForm.exists(strForm) then
Form=""
else
Form=objForm(strForm)
end if
end function

Public function File(strFile)
strFile=lcase(strFile)
if not objFile.exists(strFile) then
set File=new FileInfo
else
set File=objFile(strFile)
end if
end function

Private Sub Class_Initialize
dim RequestData,sStart,vbCrlf,sInfo,iInfoStart,iInfoEnd,tStream,iStart,theFile
dim iFileSize,sFilePath,sFileType,sFormValue,sFileName
dim iFindStart,iFindEnd
dim iFormStart,iFormEnd,sFormName
Version="化境HTTP上传程序 Version 2.0"
set objForm=Server.CreateObject("Scripting.Dictionary")
set objFile=Server.CreateObject("Scripting.Dictionary")
if Request.TotalBytes<1 then Exit Sub
set tStream = Server.CreateObject("adodb.stream")
set Data_5xsoft = Server.CreateObject("adodb.stream")
Data_5xsoft.Type = 1
Data_5xsoft.Mode =3
Data_5xsoft.Open
Data_5xsoft.Write Request.BinaryRead(Request.TotalBytes)
Data_5xsoft.Position=0
RequestData =Data_5xsoft.Read

iFormStart = 1
iFormEnd = LenB(RequestData)
vbCrlf = chrB(13) & chrB(10)
sStart = MidB(RequestData,1, InStrB(iFormStart,RequestData,vbCrlf)-1)
iStart = LenB (sStart)
iFormStart=iFormStart+iStart+1
while (iFormStart + 10) < iFormEnd
iInfoEnd = InStrB(iFormStart,RequestData,vbCrlf & vbCrlf)+3
tStream.Type = 1
tStream.Mode =3
tStream.Open
Data_5xsoft.Position = iFormStart
Data_5xsoft.CopyTo tStream,iInfoEnd-iFormStart
tStream.Position = 0
tStream.Type = 2
tStream.Charset ="gb2312"
sInfo = tStream.ReadText
tStream.Close
'取得表单项目名称
iFormStart = InStrB(iInfoEnd,RequestData,sStart)
iFindStart = InStr(22,sInfo,"name=""",1)+6
iFindEnd = InStr(iFindStart,sInfo,"""",1)
sFormName = lcase(Mid (sinfo,iFindStart,iFindEnd-iFindStart))
'如果是文件
if InStr (45,sInfo,"filename=""",1) > 0 then
set theFile=new FileInfo
'取得文件名
iFindStart = InStr(iFindEnd,sInfo,"filename=""",1)+10
iFindEnd = InStr(iFindStart,sInfo,"""",1)
sFileName = Mid (sinfo,iFindStart,iFindEnd-iFindStart)
theFile.FileName=getFileName(sFileName)
theFile.FilePath=getFilePath(sFileName)
'取得文件类型
iFindStart = InStr(iFindEnd,sInfo,"Content-Type: ",1)+14
iFindEnd = InStr(iFindStart,sInfo,vbCr)
theFile.FileType =Mid (sinfo,iFindStart,iFindEnd-iFindStart)
theFile.FileStart =iInfoEnd
theFile.FileSize = iFormStart -iInfoEnd -3
theFile.FormName=sFormName
if not objFile.Exists(sFormName) then
objFile.add sFormName,theFile
end if
else
'如果是表单项目
tStream.Type =1
tStream.Mode =3
tStream.Open
Data_5xsoft.Position = iInfoEnd
Data_5xsoft.CopyTo tStream,iFormStart-iInfoEnd-3
tStream.Position = 0
tStream.Type = 2
tStream.Charset ="gb2312"
sFormValue = tStream.ReadText
tStream.Close
if objForm.Exists(sFormName) then
objForm(sFormName)=objForm(sFormName)&", "&sFormValue
else
objForm.Add sFormName,sFormValue
end if
end if
iFormStart=iFormStart+iStart+1
wend
RequestData=""
set tStream =nothing
End Sub

Private Sub Class_Terminate
if Request.TotalBytes>0 then
objForm.RemoveAll
objFile.RemoveAll
set objForm=nothing
set objFile=nothing
Data_5xsoft.Close
set Data_5xsoft =nothing
end if
End Sub

Private function GetFilePath(FullPath)
If FullPath <> "" Then
GetFilePath = left(FullPath,InStrRev(FullPath, "\"))
Else
GetFilePath = ""
End If
End function

Private function GetFileName(FullPath)
If FullPath <> "" Then
GetFileName = mid(FullPath,InStrRev(FullPath, "\")+1)
Else
GetFileName = ""
End If
End function
End Class

Class FileInfo
dim FormName,FileName,FilePath,FileSize,FileType,FileStart
Private Sub Class_Initialize
FileName = ""
FilePath = ""
FileSize = 0
FileStart= 0
FormName = ""
FileType = ""
End Sub

Public function SaveAs(FullPath)
dim dr,ErrorChar,i
SaveAs=true
if trim(fullpath)="" or FileStart=0 or FileName="" or right(fullpath,1)="/" then exit function
set dr=CreateObject("Adodb.Stream")
dr.Mode=3
dr.Type=1
dr.Open
Data_5xsoft.position=FileStart
Data_5xsoft.copyto dr,FileSize
dr.SaveToFile FullPath,2
dr.Close
set dr=nothing
SaveAs=false
end function
End Class
</SCRIPT>
文件二 upload.asp
<form name="form1" method="post" action="upfile.asp" enctype="multipart/form-data" >
照片上传
<input type="file" name="file1" >
<input type="submit" value="提 交">
</form>
文件三 upfile.asp
<!--#include FILE="upload_5xsoft.inc"-->
<link href="MAIN1024.css" rel="stylesheet" type="text/css">
<%
Set upload = New upload_5xsoft
f= Server.MapPath("pic")&"/"
Set file = upload.file("file1")
n = right(file.FileName,4)
s=replace(now(),":","")
s=replace(now(),"-","")
s=replace(now()," ","")
file.SaveAs f&s&n
session("image")=s&n
Response.Write "上传成功"
%>