各位大虾:
大家好!近日看书编了一个图片上传至数据库的小程序,经调试图片数据顺利上传至数据库中。想稍加改进,在上传页面中再添加一个“图片标题”,但是这个文本数据却不能用request.form方法上传(经查,是编码问题)请教大家,怎样实现普通文本数据和图片数据的混合上传,获取文本数据具体的代码怎么写?
万分感激!
各位大虾:
大家好!近日看书编了一个图片上传至数据库的小程序,经调试图片数据顺利上传至数据库中。想稍加改进,在上传页面中再添加一个“图片标题”,但是这个文本数据却不能用request.form方法上传(经查,是编码问题)请教大家,怎样实现普通文本数据和图片数据的混合上传,获取文本数据具体的代码怎么写?
万分感激!
<SCRIPT RUNAT=SERVER LANGUAGE=VBSCRIPT>
dim upfile_5xSoft_Stream
Class upload_5xSoft
dim Form,File,Version
Private Sub Class_Initialize
dim iStart,iFileNameStart,iFileNameEnd,iEnd,vbEnter,iFormStart,iFormEnd,theFile
dim strDiv,mFormName,mFormValue,mFileName,mFileSize,mFilePath,iDivLen,mStr
Version=""
if Request.TotalBytes<1 then Exit Sub
set Form=CreateObject("Scripting.Dictionary")
set File=CreateObject("Scripting.Dictionary")
set upfile_5xSoft_Stream=CreateObject("Adodb.Stream")
upfile_5xSoft_Stream.mode=3
upfile_5xSoft_Stream.type=1
upfile_5xSoft_Stream.open
upfile_5xSoft_Stream.write Request.BinaryRead(Request.TotalBytes)
vbEnter=Chr(13)&Chr(10)
iDivLen=inString(1,vbEnter)+1
strDiv=subString(1,iDivLen)
iFormStart=iDivLen
iFormEnd=inString(iformStart,strDiv)-1
while iFormStart < iFormEnd
iStart=inString(iFormStart,"name=""")
iEnd=inString(iStart+6,"""")
mFormName=subString(iStart+6,iEnd-iStart-6)
iFileNameStart=inString(iEnd+1,"filename=""")
if iFileNameStart>0 and iFileNameStart<iFormEnd then
iFileNameEnd=inString(iFileNameStart+10,"""")
mFileName=subString(iFileNameStart+10,iFileNameEnd-iFileNameStart-10)
iStart=inString(iFileNameEnd+1,vbEnter&vbEnter)
iEnd=inString(iStart+4,vbEnter&strDiv)
if iEnd>iStart then
mFileSize=iEnd-iStart-4
else
mFileSize=0
end if
set theFile=new FileInfo
theFile.FileName=getFileName(mFileName)
theFile.FilePath=getFilePath(mFileName)
theFile.FileSize=mFileSize
theFile.FileStart=iStart+4
theFile.FormName=FormName
file.add mFormName,theFile
else
iStart=inString(iEnd+1,vbEnter&vbEnter)
iEnd=inString(iStart+4,vbEnter&strDiv)
if iEnd>iStart then
mFormValue=subString(iStart+4,iEnd-iStart-4)
else
mFormValue=""
end if
form.Add mFormName,mFormValue
end if
iFormStart=iformEnd+iDivLen
iFormEnd=inString(iformStart,strDiv)-1
wend
End Sub
Private Function subString(theStart,theLen)
dim i,c,stemp
upfile_5xSoft_Stream.Position=theStart-1
stemp=""
for i=1 to theLen
if upfile_5xSoft_Stream.EOS then Exit for
c=ascB(upfile_5xSoft_Stream.Read(1))
If c > 127 Then
if upfile_5xSoft_Stream.EOS then Exit for
stemp=stemp&Chr(AscW(ChrB(AscB(upfile_5xSoft_Stream.Read(1)))&ChrB(c)))
i=i+1
else
stemp=stemp&Chr(c)
End If
Next
subString=stemp
End function
Private Function inString(theStart,varStr)
dim i,j,bt,theLen,str
InString=0
Str=toByte(varStr)
theLen=LenB(Str)
for i=theStart to upfile_5xSoft_Stream.Size-theLen
if i>upfile_5xSoft_Stream.size then exit Function
upfile_5xSoft_Stream.Position=i-1
if AscB(upfile_5xSoft_Stream.Read(1))=AscB(midB(Str,1)) then
InString=i
for j=2 to theLen
if upfile_5xSoft_Stream.EOS then
inString=0
Exit for
end if
if AscB(upfile_5xSoft_Stream.Read(1))<>AscB(MidB(Str,j,1)) then
InString=0
Exit For
end if
next
if InString<>0 then Exit Function
end if
next
End Function
Private Sub Class_Terminate
form.RemoveAll
file.RemoveAll
set form=nothing
set file=nothing
upfile_5xSoft_Stream.close
set upfile_5xSoft_Stream=nothing
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
Private function toByte(Str)
dim i,iCode,c,iLow,iHigh
toByte=""
For i=1 To Len(Str)
c=mid(Str,i,1)
iCode =Asc(c)
If iCode<0 Then iCode = iCode + 65535
If iCode>255 Then
iLow = Left(Hex(Asc(c)),2)
iHigh =Right(Hex(Asc(c)),2)
toByte = toByte & chrB("&H"&iLow) & chrB("&H"&iHigh)
Else
toByte = toByte & chrB(AscB(c))
End If
Next
End function
End Class
Class FileInfo
dim FormName,FileName,FilePath,FileSize,FileStart
Private Sub Class_Initialize
FileName = ""
FilePath = ""
FileSize = 0
FileStart= 0
FormName = ""
End Sub
Public function SaveAs(FullPath)
dim dr,ErrorChar,i
SaveAs=1
if trim(fullpath)="" or FileSize=0 or FileStart=0 or FileName="" then exit function
if FileStart=0 or right(fullpath,1)="/" then exit function
set dr=CreateObject("Adodb.Stream")
dr.Mode=3
dr.Type=1
dr.Open
upfile_5xSoft_Stream.position=FileStart-1
upfile_5xSoft_Stream.copyto dr,FileSize
dr.SaveToFile FullPath,2
dr.Close
set dr=nothing
SaveAs=0
end function
End Class
</SCRIPT>
<!-- 上面是上传函数-->
<%
set upload=new upload_5xsoft
set file=upload.file("sf_upfile")
if file.fileSize<1 then
response.write"<script language=javascript>alert('您没有选择图片。~~~\n\n-----请点击浏览按钮,从弹出的窗口中选择要上传的图片。');history.back()</script>"
response.end
end if
if file.fileSize<10 or file.fileSize>1000*1024 then
response.write "错误:上传的图片大小超过了限制! <a href='javascript:history.go(-1)'>退回上一步</a>"
response.end
end if
upfilename = split(file.FileName,".")
upfileext = upfilename(ubound(upfilename))
if upfileext<>"jpg" and upfileext<>"jpeg" and upfileext<>"gif" and upfileext<>"JPG" and upfileext<>"JPEG" and upfileext<>"GIF"then
response.write "错误:上传的文件格式不对! <a href='javascript:history.go(-1)'>退回上一步</a>"
response.end
end if
ufp="news_"&year(now)&month(now)&day(now)&hour(now)&minute(now)&second(now)&"."&upfilename(ubound(upfilename))
file.saveas Server.mappath("upload/"&ufp)
%>
<script >
parent.fform.src.value+='[uploadimg]<%=ufp%>[/uploadimg]'
location.replace('load.asp')
</script>
<%
set file=nothing
set upload=nothing
'set my_conn = nothing
'set rs = nothing
%>
</body></html>