asp通用采集函数冗余版可以保存文件到本地

<%
'名称：asp通用采集函数冗余版，要精品版的有心人自己改
'作者：柳永法
'日期：2007-6-23
Function getHTTPPage(Path)
    t = GetBody(Path)
    getHTTPPage = BytesToBstr(t, "GB2312")
End Function

Function GetBody(url)
    On Error Resume Next
    Set xmlhttp = CreateObject("Microsoft.XMLHTTP")
    With xmlhttp
        .Open "Get", url, False, "", ""
        .Send
        .waitForResponse 1000
        GetBody = .ResponseBody
    End With
    Set xmlhttp = Nothing
End Function

Function BytesToBstr(Body, Cset)
    On Error Resume Next
    Dim objstream
    Set objstream = Server.CreateObject("adodb.stream")
    objstream.Type = 1
    objstream.Mode = 3
    objstream.Open
    objstream.Write Body
    objstream.Position = 0
    objstream.Type = 2
    objstream.Charset = Cset
    BytesToBstr = objstream.ReadText
    objstream.Close
    Set objstream = Nothing
End Function

Function getHTTPimg(url)
    On Error Resume Next
    Dim xmlhttp
    Set xmlhttp = server.CreateObject("MSXML2.XMLHTTP")
    xmlhttp.Open "GET", url, false
    xmlhttp.send()
    If xmlhttp.Status<>200 Then Exit Function
    getHTTPimg = xmlhttp.responseBody
    Set xmlhttp = Nothing
    If Err.Number<>0 Then Err.Clear
End Function

Function Save2Local(from, tofile)
    Dim geturl, objStream, imgs
    geturl = Trim(from)
    imgs = gethttpimg(geturl)
    Set objStream = Server.CreateObject("ADODB.Stream")
    objStream.Type = 1
    objStream.Open
    objstream.Write imgs
    objstream.SaveToFile tofile, 2
    objstream.Close()
    Set objstream = Nothing
End Function

%>

<%
NowDir = server.mappath("/")
Call Save2Local("http://www.baidu.com/img/logo.gif", NowDir & "baidulogo.gif")
Call Save2Local("http://flash.jninfo.net/images/banner.swf", NowDir & "banner.swf")
Call Save2Local("https://www.jb51.net.com/", NowDir & "jb51.htmll")
response.Write getHTTPPage("https://www.jb51.net/")
%>