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无组件上传文字与图片至数据库之gztiger处理方案

网站教程2024-07-05 阅读
曾一度为图片与文字上传至数据库困扰,《化境无组件上传图片2.0》写得很好,但不是完全适合自己。经过认真阅读源代码、修改与测试,将其改为无组件上传多条文字信息与多张图片至数据库。并在iis5+access2000+asp测试通过。现把源代码公布,希望能对那些曾经也被这问题困扰的朋友有所帮助。同时希望各位同道斧正。
声明:《化境无组件上传图片2.0》并非我写的,在此对《化境无组件上传图片2.0》的作者真诚说声:谢谢!
代码如下:

upfile.index ---------------------------------------------------------------------------------------
<!-- 郑 重 声 明
这是免费代码,从《化境无组件上传图片2.0》修改而来,目的只为对这问题有困扰的朋友有所帮助,
并对《化境无组件上传图片2.0》的作者说声:谢谢!本代码在iis5+access2000+asp测试通过
——gztiger
-->
<html>
<head>
<title>化境编程界无组件上传文字与图片至数据库之gztiger解决方案&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;修改者:gztiger&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#FFFFFF" text="#000000">
<form name="form1" method="post" action="upfile.asp" enctype="multipart/form-data" >
<table border="1" cellspacing="0" cellpadding="0" bordercolorlight="#000000" bordercolordark="#CCCCCC" width="91" height="23">
<tr>
<td align="left" valign="middle" height="18" width="18">&nbsp;</td>
<td bgcolor="#CCCCCC" align="left" valign="middle" height="18" width="67"> 文件上传</td>
</tr>

<table width="71%" border="1" cellspacing="0" cellpadding="5" align="center" bordercolordark="#CCCCCC" bordercolorlight="#000000">
<tr bgcolor="#CCCCCC">
<td height="22" align="left" valign="middle" bgcolor="#CCCCCC">&nbsp;化境编程界文件上传修改版
        修改者:<a href="mailto:gztiger@21cn.com">gztiger</a> </td>
</tr>
<tr align="left" valign="middle" bgcolor="#eeeeee">
<td bgcolor="#eeeeee" height="92">
<!--此处可任意添加多个文本与文件框
在upfile.asp中对应添加TextN=Trim(upload.form("TextN")) 、Rs("imagedataN")=Image_Set(N)
回显提交信息就不用说了 ,数据库表中亦要添加相对字段名:)
-->
文本框1:<input type="text" name="Text1" value="图片与文本上传测试1" ><br>
文本框2:<input type="text" name="Text2" value="图片与文本上传测试2" ><br>
文本框3:<input type="text" name="Text3" value="图片与文本上传测试3" ><br>
图象1 :<input type="file" name="Image1" style="width:400" value=""><br>
图象2 :<input type="file" name="Image2" style="width:400" value=""><br>
图象3 :<input type="file" name="Image3" style="width:400" value=""><br>
文本框4:<input type="text" name="Text4" value="图片与文本上传测试4" ><br>
文本框5:<input type="text" name="Text5" value="图片与文本上传测试5" ><br>
文本框6:<input type="text" name="Text6" value="图片与文本上传测试6" ><br>
文本框7:<input type="text" name="Text7" value="图片与文本上传测试7" >
</td>
</tr>
<tr align="center" valign="middle" bgcolor="#eeeeee">
<td bgcolor="#eeeeee" height="24"> <input type="submit" name="Submit" value="提 交" class="bt">
<input type="reset" name="Submit2" value="清 空" class="bt"> </td>
</tr>

</form>
</body>
</html>

upfile.asp -----------------------------------------------------------------------------------------

<%Server.ScriptTimeOut=5000%>
<!--#include FILE="upload_5xsoft.inc"-->
<title>化境编程界文件上传修改版&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;修改者:gztiger&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</title>
<%
dim upload,file,formName,formPath,iCount
set upload=new upload_5xsoft ''建立上传对象

Text1=Trim(upload.form("Text1")) '----获取表单文本框信息(原来代码用for循环)-目的为了说明获取文本框信息的方法
Text2=Trim(upload.form("Text2"))
Text3=Trim(upload.form("Text3"))
Text4=Trim(upload.form("Text4"))
Text5=Trim(upload.form("Text5"))
Text6=Trim(upload.form("Text6"))
Text7=Trim(upload.form("Text7"))


iCount=0
n=1

response.write "<br>"
for each formName in upload.objFile ''------------------列出所有上传了的文件
set file=upload.file(formName) ''--------------------生成一个文件对象
Image_countn=Image_countn&","&file.FileName '----------把图象名做成数组
if file.FileSize>0 then ''------------------------如果 FileSize > 0 说明有文件数据
file.SaveAs Server.mappath("img/"&file.FileName) ''----------保存文件
end if
n=n+1
set file=nothing
next
set upload=nothing '-------------------------------'删除此对象
Image_Set=split(Image_countn,",")'---------------------返回数组

'------添加信息到数据库-------------------------------------
Connstr="DBQ="+server.mappath("database\img_text.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"
Set Conn=Server.createobject("ADODB.Connection")
Conn.Open Connstr
Set Rs=Server.CreateObject("ADODB.RecordSet")
sqlstr="select * from imgdata"
Rs.Open Sqlstr,Conn,1,3
if not rs.eof then
id=Rs("id")+1
else
id=1
end if
Rs.Addnew
Rs("Text1")=Text1
Rs("Text2")=Text2
Rs("Text3")=Text3
Rs("Text4")=Text4
Rs("Text5")=Text5
Rs("Text6")=Text6
Rs("Text7")=Text7
Rs("imagedata1")=Image_Set(1)
Rs("imagedata2")=Image_Set(2)
Rs("imagedata3")=Image_Set(3)
Rs.Update
Rs.Close
Set Rs=Nothing
upload_ok=true

if upload_ok=true then
'-------回显提交信息---------------------------
response.Write("您上传的信息如下:"&"<br>")
Connstr="DBQ="+server.mappath("database\img_text.mdb")+";DefaultDir=;DRIVER={Microsoft Access Driver (*.mdb)};"
Set Conn=Server.createobject("ADODB.Connection")
Conn.Open Connstr
Set Rs=Server.CreateObject("ADODB.RecordSet")
sqlstr="select * from imgdata order by id desc"
Rs.Open Sqlstr,Conn,1,1
%>
文本1:<%=Rs("Text1")%><br>
文本2:<%=Rs("Text2")%><br>
文本3:<%=Rs("Text3")%><br>
文本4:<%=Rs("Text4")%><br>
文本5:<%=Rs("Text5")%><br>
文本6:<%=Rs("Text6")%><br>
文本7:<%=Rs("Text7")%><br>
<%if Rs("imagedata1")<>"" then%>
图象1:<%=Rs("imagedata1")%><br>
<img src="img/<%=Rs("imagedata1")%>"><br>
<%end if%>
<%if Rs("imagedata2")<>"" then%>
图象2:<%=Rs("imagedata2")%><br>
<img src="img/<%=Rs("imagedata2")%>" ><br>
<%end if%>
<%if Rs("imagedata3")<>"" then%>
图象3:<%=Rs("imagedata3")%><br>
<img src="img/<%=Rs("imagedata3")%>" ><br>
<% end if
Rs.Close
Set Rs=Nothing
end if
%>

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>

-------------------------------------------------
数据库名:img_text
表:imgdata
字段名 类型
id 自动编号
imagedata1 文本
imagedata2 文本
imagedata3 文本
text1 文本
text2 文本
text3 文本
text4 文本
text5 文本
text6 文本
text7 文本
-------------------------------------------------
还要新建一空的文件夹img存放图片.
--------------------------------------------------

以上是全部代码,希望能对大家有所帮助.

……

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