爱华网<%OptionExplicit%>
<%
'Code:200(上传成功)、504(文件为空)、502(上传上限)、501（表示网络中断）、500(上传错误)、
'505(文件类型禁止上传),506(未设置允许的文件后缀),507(未设置上传路径)
'--------------------------------------------------------------------------------------
'--------------------------------------------------------------------------------------
Server.ScriptTimeout=99999999
Response.Buffer=True
Response.Charset="utf-8"
ConstUPLOAD_PATH="/upload/"
ClassUpload_Cls
PrivateobjUpStream,objConvertStream,objFso
PrivatelngMaxSize,lngRequestBytes,lngReadChunkBytes
PrivatestrCode
PrivatestrFileSuffix,strFilename,strAllowSuffix,strFilePath,lngFileSize,i
PrivateSubClass_Initialize()
Code=0
MaxSize=0
lngReadChunkBytes=131072'64KB
lngRequestBytes=CLng(Request.TotalBytes)
EndSub
PrivateSubClass_Terminate()
IfIsObject(objUpStream)Then
objUpStream.Close
SetobjUpStream=Nothing
SetobjConvertStream=Nothing
Endif
EndSub
'------
'定义允许上传的文件格式,用英文逗号隔开(,)形如:gif,jpg
'------
PublicPropertyLetAllowSuffix(strVal)
strAllowSuffix=LCase(strVal)
EndProperty
PublicPropertyGetFileName()
FileName=strFileName
EndProperty
PublicPropertyLetFileName(strVal)
strFileName=strVal
EndProperty
'------
'获取上传的文件后缀名
'------
PublicPropertyGetFileSuffix()
FileSuffix=strFileSuffix
EndProperty
PublicPropertyLetFileSuffix(strVal)
strFileSuffix=strVal
EndProperty
'------
'获取上传文件大小单位：KB
'------
PublicPropertyGetFileSize()
FileSize=lngFileSize
EndProperty
PrivatePropertyLetFileSize(lngVal)
lngFileSize=lngVal
EndProperty
'-------
'获取上传文件相对路径
'-------
PublicPropertyGetFilePath()
FilePath=strFilePath
EndProperty
'-------
'设置上传文件路径
'-------
PublicSubSetFilePath(strCurpath,n)
DimintRnd
SelectCasen
CaseElse
Randomize
intRnd=Int(9000*Rnd)
Randomize
intRnd=intRnd+Int(100*Rnd)
strFilePath=strCurpath&FormatTimePattern(Now(),"ymd")&"/"
EndSelect
CallCreateFolder(Server.MapPath(FilePath))
EndSub
'------
Rem根据时间生成的文件名
'------
PublicFunctionAutoFilePath()
AutoFilePath=FilePath&FileName
EndFunction
PublicFunctionFormatTimePattern(dateSTime,strPattern)
DimdateTime,strVal
dateTime=dateSTime
strVal=strPattern
strVal=Replace(strVal,"y",Year(dateTime))
strVal=Replace(strVal,"m",Fill0Char(Month(dateTime)))
strVal=Replace(strVal,"d",Fill0Char(Day(dateTime)))
strVal=Replace(strVal,"h",Fill0Char(Hour(dateTime)))
strVal=Replace(strVal,"n",Fill0Char(Minute(dateTime)))
strVal=Replace(strVal,"s",Fill0Char(Second(dateTime)))
FormatTimePattern=strVal
EndFunction
PrivateFunctionFill0Char(strVal)
IfLen(strVal)<2Then
Fill0Char="0"&strVal
Else
Fill0Char=strVal
EndIf
EndFunction
'------
'设置上传文件大小上限(单位:Bytes),默认4096KB
'------
PublicPropertyLetMaxSize(lngVal)
lngMaxSize=FormatNum(lngVal,4194304)
EndProperty
'------
'返回上传状态代码
'------
PublicPropertyGetCode()
Code=strCode
EndProperty
PrivatePropertyLetCode(strVal)
strCode=strVal
EndProperty
PublicSubGetFileData()
DimbinCrLf,binBoundary
DimlngFirstBoundary,lngEndBoundary
DimstrInfoHeader,strFieldName,strContentType,strItemValue
DimobjFileStream
DimintPos'临时位置
strContentType=""
IflngRequestBytes<1Then
Code=504
ExitSub
EndIf
IflngMaxSize<>0AndlngRequestBytes>lngMaxSizeThen
Code=502
ExitSub
EndIf
SetobjUpStream=Server.CreateObject("Adodb.Stream")
objUpStream.Mode=3
objUpStream.Type=1
objUpStream.Open
SetobjConvertStream=Server.CreateObject("adodb.stream")
objConvertStream.Mode=3
objConvertStream.Charset="utf-8"
binCrLf=ChrB(13)&ChrB(10)'换行符
lngFirstBoundary=ParseChunk(objUpStream,binCrLf,1)
binBoundary=SubBinString(1,lngFirstBoundary-1)'取得边界串
SetobjFileStream=NewFileInfo_Cls
DoWhileStrComp(SubBinString(lngFirstBoundary,2),binCrLf)=0
lngFirstBoundary=lngFirstBoundary+2
RemBegin分解表单项目
IfstrContentType=""Then
DoWhileTrue
lngEndBoundary=ParseChunk(objUpStream,binCrLf,lngFirstBoundary)
strInfoHeader=SubString(lngFirstBoundary,lngEndBoundary-lngFirstBoundary)
lngFirstBoundary=lngEndBoundary+2
intPos=InStr(strInfoHeader,":")
IfintPos=0ThenExitDo
IfintPos>0Then
IfStrComp(Left(strInfoHeader,intPos-1),"Content-Disposition",1)=0Then
'取表单项名称
strFieldName=ExtractValue(strInfoHeader,intPos+1,"name")
'取文件路径,取文件名称
FileName=ExtractFileName(ExtractValue(strInfoHeader,intPos+1,"filename"))
IfNotCheckSuffix(FileName)ThenExitSub
ElseIfStrComp(left(strInfoHeader,intPos-1),"Content-Type",1)=0Then
'取文件类型
strContentType=Trim(Mid(strInfoHeader,intPos+1))
EndIf
EndIf
Loop
EndIf
RemEnd表单项目结束
IfFileName<>""Then
'掐头后移入流对象
MoveStreamobjUpStream,objFileStream.Stream,lngFirstBoundary
lngEndBoundary=ParseChunk(objFileStream.Stream,binBoundary&binCrLf,1)
'流对象去尾
MoveStreamobjFileStream.Stream,objUpStream,lngEndBoundary
lngFirstBoundary=lngFirstBoundary+2+LenB(binBoundary)
Else
lngEndBoundary=ParseChunk(objUpStream,binBoundary,lngFirstBoundary)
strItemValue=SubString(lngFirstBoundary,lngEndBoundary-2-lngFirstBoundary)
'移动位置
lngFirstBoundary=lngEndBoundary+LenB(binBoundary)
EndIf
Loop
Code=200
FileSize=objFileStream.FileSize
SetobjFso=Server.CreateObject("Scripting.FileSystemObject")
CallCheckFile
SetobjFso=Nothing
objFileStream.SaveAs(Server.MapPath(AutoFilePath))
SetobjFileStream=Nothing
EndSub
PrivateSubCheckFile()
IfobjFso.FileExists(Server.MapPath(AutoFilePath))Then
FileName="[1]"&strFileName
CallCheckFile
EndIf
EndSub
PrivateFunctionExtractValue(strString,startPos,strName)
DimstrVal
DimstrCurPos,intCurPos
Dimn1,n2
strVal=strString
strCurPos=strName&"="""
intCurPos=InStr(startPos,strVal,strCurPos)
IfintCurPos>0Then
n1=intCurPos+Len(strCurPos)
n2=InStr(n1,strVal,"""")
ifn2>n1thenExtractValue=Mid(strVal,n1,n2-n1)
EndIf
EndFunction
PrivateFunctionSubBinString(StartPos,ReadLen)
DimlngStartPos,lngReadLen
DimbinBoundary
lngReadLen=ReadLen
IflngReadLen=0ThenSubBinString="":ExitFunction
lngStartPos=StartPos
IfobjUpStream.Size<lngStartPos+lngReadLen-1ThenReadChunk2StreamobjUpStream
objUpStream.Position=lngStartPos-1
binBoundary=objUpStream.Read(lngReadLen)
SubBinString=MidB(binBoundary,1)
EndFunction
PrivateFunctionSubString(StartPos,ReadLen)
DimlngStartPos,lngReadLen
DimbinBoundary
lngReadLen=ReadLen
IflngReadLen=0ThenSubString="":ExitFunction
lngStartPos=StartPos
IfobjUpStream.Size<(lngStartPos+lngReadLen-1)ThenReadChunk2StreamobjUpStream
objUpStream.Position=lngStartPos-1
binBoundary=objUpStream.Read(lngReadLen)
WithobjConvertStream
.Type=1
.Open
.WritebinBoundary
.Position=0
.Type=2
SubString=.ReadText
.Close
EndWith
EndFunction
Rem解析一个块
PrivateFunctionParseChunk(obj,Boundary,StartPos)
'读取块的起始位置，找到边界的位置(0表示没有)
DimlngStartPos,lngFoundPos,lngBoundaryLen
DimbinChunk
lngStartPos=StartPos
lngFoundPos=0
lngBoundaryLen=LenB(Boundary)
DoWhilelngFoundPos=0
'数据流长度不够时，读取一个块(lngReadChunkBytes)
Ifobj.Size<(lngStartPos+lngBoundaryLen-1)ThenReadChunk2Streamobj
obj.Position=lngStartPos-1
binChunk=obj.Read
lngFoundPos=InstrB(binChunk,Boundary)
'未找到边界，则向后移动一个位置
IflngFoundPos=0ThenlngStartPos=lngStartPos+LenB(binChunk)-lngBoundaryLen+1
Loop
ParseChunk=lngStartpos+lngFoundPos-1
EndFunction
PrivateSubReadChunk2Stream(obj)
IfResponse.IsClientConnected=FalsethenCode=501:ExitSub
obj.Position=obj.Size
obj.WriteRequest.BinaryRead(lngReadChunkBytes)
EndSub
PrivateSubMoveStream(FromStream,ToStream,StartPos)
FromStream.Position=StartPos-1
ToStream.Position=ToStream.Size
FromStream.CopyToToStream
FromStream.Position=StartPos-1
'将流对象的结束设定到当前位置
FromStream.SetEOS
EndSub
PrivateFunctionExtractFileName(strString)
DimstrVal
strVal=Replace(strString,Chr(0),"")
strVal=Replace(strVal,"","")
strVal=Replace(strVal,"..","")
strVal=Replace(strVal,"'","")
strVal=Replace(strVal,"[","")
strVal=Replace(strVal,"]","")
strVal=Replace(strVal,"<","")
strVal=Replace(strVal,">","")
strVal=Replace(strVal,"*","")
strVal=Replace(strVal,"&","")
ExtractFileName=Mid(strVal,InStrRev(strVal,"")+1)
EndFunction
PrivateFunctionCheckSuffix(strA)
DimstrSeparate,strTempFileSuffix
CheckSuffix=True
strSeparate=",asp,asa,cer,aspx,php,cdx,htr,shtm,shtml,stm,idc,"
FileSuffix=LCase(Mid(strA,InStrRev(strA,".")+1))
strTempFileSuffix=","&strFileSuffix&","
IfInStr(strSeparate,strTempFileSuffix)>0Then
Code=505
CheckSuffix=False
ExitFunction
EndIf
EndFunction
PrivateFunctionCreateFolder(strFolderPath)
DimsPath,i,strTempPath,n,objFso,RootPath
CreateFolder=False
SetobjFso=Server.CreateObject("Scripting.FileSystemobject")
IfobjFso.FolderExists(strFolderPath)Then
CreateFolder=True
ExitFunction
EndIf
RootPath=Server.MapPath("/")&""
sPath=Split(strFolderPath,"")
strTempPath=""
n=UBound(Split(RootPath,""))
Fori=nToUBound(sPath)
strTempPath=strTempPath&sPath(i)&""
IfNotobjFso.FolderExists(RootPath&strTempPath)Then
objFso.CreateFolder(RootPath&strTempPath)
EndIf
Next
SetobjFso=Nothing
IfErr=0Then
CreateFolder=True
Else
CreateFolder=False
EndIf
EndFunction
PrivateFunctionFormatNum(intVal,DefaultVal)
IfNotIsNumeric(intVal)Then
FormatNum=Clng(DefaultVal)
Else
FormatNum=Clng(intVal)
EndIf
EndFunction
EndClass
ClassFileInfo_Cls
PrivateobjFileStream
PublicFunctionFileSize()
DimlngSize
lngSize=objFileStream.Size
FileSize=CLng(lngSize/1024)
EndFunction
PublicPropertyGetStream()
SetStream=objFileStream
EndProperty
PublicSubSaveAs(strFilePath)
OnErrorResumeNext
objFileStream.SaveToFilestrFilePath,2
IfErr.Number>0ThenResponse.Write"UploadErr:"&Err.Description&"<br>":ExitSub
EndSub
PrivateSubClass_Initialize
SetobjFileStream=CreateObject("Adodb.Stream")
objFileStream.Mode=3
objFileStream.Type=1
objFileStream.Open
Endsub
PrivateSubClass_Terminate
objFileStream.Close
SetobjFileStream=Nothing
Endsub
EndClass
Dimaction
DimobjUpload,objFile
action=Trim(Request.QueryString("action"))
Response.Write"<br>"
SelectCaseaction
Case"save"
CallSave
Case"list"
CallFileList
CaseElse
CallHeader
EndSelect
SubSave()
Dimstime,etime
stime=Timer
SetobjUpload=NewUpload_Cls
objUpload.AllowSuffix=""
objUpload.MaxSize=0
objUpload.SetFilePathUPLOAD_PATH,1
CallobjUpload.GetFileData
etime=Timer
Response.Write"上传执行代码Code:"&objUpload.Code&"<br>"
Response.Write"文件路径:"&objUpload.AutoFilePath&"<br>"
Response.Write"文件大小:"&objUpload.FileSize&"KB<br>"
Response.Write"执行时间："&FormatNumber((etime-stime),2)&"second"
SetobjUpload=Nothing
CallHeader
EndSub
SubHeader()
%>
<html>
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8">
<title></title>
<tablewidth="600"border="0"cellspacing="0"cellpadding="0">
<br><br><br><br><br>
'Code:200(上传成功)、504(文件为空)、502(上传上限)、501（表示网络中断）、500(上传错误)、
'505(文件类型禁止上传),506(未设置允许的文件后缀),507(未设置上传路径)
<formaction="?action=save"method="post"enctype="multipart/form-data"name="form1">
<tralign="center">
<tdwidth="80"height="46">选择地址:</td>
<tdwidth="300">
<inputname="uploadfile"type="file"id="uploadfile"size="30"></td>
<tdwidth="60"><inputtype="submit"name="Submit"value="上传"></td>
</tr>
<tralign="center">
<tdheight="20"colspan="3"><inputtype="button"name="Submit"value="关闭"onClick="window.close();"></td>
</tr>
</form>
</table>
<%
EndSub
SubFileList()
DimstrPath
DimobjFso,objUpload
DimobjFolders,objFiles,Folder,File
DimstrThisPath
SetobjUpload=NewUpload_Cls
strPath=Trim(Request.QueryString("path"))
IfLen(strPath)=0Then
strThisPath=UPLOAD_PATH&objUpload.FormatTimePattern(Now(),"ymd")&"/"
ElseIfCStr(LCase(strPath))="/upload/"Then
strThisPath=UPLOAD_PATH
Else
strThisPath=UPLOAD_PATH&strPath
EndIf
%>
<html>
<head>
<metahttp-equiv="Content-Type"content="text/html;charset=utf-8">
<title></title>
<br>
<tablewidth="780"align="center"border="0"cellspacing="1"cellpadding="0"bgcolor="#CCCCCC">
<ahref="?action=list&path=/upload/">返回上一个路径:</a>
<br><br>
当前路径：<%Response.WritestrThisPath%>
<br><br>
<trbgcolor="#EFEFEF">
<tdalign="center">文件夹/文件名</a></td>
<tdalign="center"height="30">大小</td>
<tdalign="center">文件类型</td>
<tdalign="center">创建时间</td>
<tdalign="center">修改时间</td>
</tr>
<%
SetobjFso=Server.CreateObject("Scripting.FileSystemObject")
SetobjFolders=objFso.GetFolder(Server.MapPath(strThisPath))
ForEachFolderInobjFolders.subFolders
%>
<trbgcolor="#FFFFFF">
<tdheight="30"><ahref="?action=list&path=<%=Folder.Name%>"><%=Folder.Name%></a></td>
<tdalign="center"><%=FileSize(Folder.Size)%></td>
<tdalign="center"><%=Folder.Type%></td>
<tdalign="center"><atitle="创建时间"><%=objUpload.FormatTimePattern(Folder.DateCreated,"y-m-dh:n:s")%></a></td><td><atitle="修改时间"><%=objUpload.FormatTimePattern(Folder.DateLastModified,"y-m-dh:n:s")%></a></td>
</tr>
<%
Next
ForEachFileInobjFolders.Files
%>
<trbgcolor="#FFFFFF">
<tdheight="30"><ahref="<%=strThisPath&"/"&File.Name%>"><%=File.Name%></a></td>
<tdalign="center"><%=FileSize(File.Size)%></td>
<tdalign="center"><%=File.Type%></td>
<tdalign="center"><atitle="创建时间"><%=objUpload.FormatTimePattern(File.DateCreated,"y-m-dh:n:s")%></a></td><td><atitle="修改时间"><%=objUpload.FormatTimePattern(File.DateLastModified,"y-m-dh:n:s")%></a></td>
</tr>
<%
Next
SetobjFolders=Nothing
SetobjFso=Nothing
SetobjUpload=Nothing
%>
</table>
</body>
</html>
<%
EndSub
FunctionFileSize(intSize)
FileSize=CLng(intSize/1024)&"K"
EndFunction
%>
