功能描述：上传图片文件到指定目录后，在本文件根据URL传入的文件名加上文件所在目录根据文件完整路径。再将该文件二进制数据流写入服务页面，从而达到隐藏图片真实地址防止外部引用图片的效果。
| 以下是引用片段： <%@LANGUAGE="VBSCRIPT" CODEPAGE="936"%> <% Option Explicit Const SysUrl="http://www.80Boby.com/uImg/" Function ReadBinFile(fileName) Dim objStream,bin Set objStream = Server.CreateObject("ADODB.Stream") objStream.Open objStream.Type = 1 objStream.LoadFromFile fileName bin = objStream.Read objStream.Close ReadBinFile = bin End Function Function isSelfRefer() Dim sHttp_Referer, sServer_Name sServer_Name = CStr(Request.ServerVariables("HTTP_REFERER")) if instr(sServer_Name,"80boby.com")<>0 or instr(sServer_Name,"freeat63.cn")<>0 then IsSelfRefer = True Else IsSelfRefer = False End If End Function if request.QueryString("Mark")="getPic" then Dim RealUrl,fso Dim uFileName:uFileName=Request.QueryString("x") RealUrl=Server.MapPath("文件真实路径"&uFileName) Set fso = Server.CreateObject("Scripting.FileSystemObject") if Not(fso.FileExists(RealUrl)) then RealUrl=Server.MapPath("logo.gif") if Not(isSelfRefer) then RealUrl=Server.MapPath("logo.gif") end if response.contenttype = "image/jpeg" response.BinaryWrite ReadBinFile(RealUrl) response.end end if %> |
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