不用組件上載文件代碼具體例子

下面的第一個例子為只是將客戶端的文件上傳到服務(wù)端的例子
第二個例子為將文件內(nèi)容保存入數(shù)據(jù)庫中。
文件fupload.asp
<%
dim ResultHTML
'Some value greater than default of 60s (According to upload size.)
'The maximum speed is about 100kB/s for IIS4, P200 and local upload, 4kB/s for modem users.
Server.ScriptTimeout = 400

If Request.ServerVariables("REQUEST_METHOD") = "POST" Then 'Request method must be "POST" for get the fields
'　BeginTimer 'Starts timer.
　'*************************************************　 Main Upload - start
　　Dim Fields
'　　on error resume next
　　'Set upload limit to 10M
　　UploadSizeLimit = 10000000

　　'Gets uploaded fields
　　Set Fields = GetUpload()

　　'There are all of form fields in the Fields object. Example :
　　'Fields("File1").ContentType - content type of File1 field
　　'Fields("File1").Value - Binary value of File1 field
　　ResultHTML = ""
　　If Err = 0 Then 'Upload was OK
　　　'Write statistics about upload
　　　dim Field
　　　For Each Field In Fields.Items
　　　　ResultHTML = ResultHTML & "
Field : <b>" & LogF(Field.name) & "</b>, Length : <b>" & LogFn(Field.Length) & "</b>, Content-Type : <b>" & LogF(Field.ContentType) & "</b>, SourceFileName :?b>" & LogF(Field.FileName) & "</b>"
　　　Next

　　　'Saves the fields to the disk, writes result to the client and writes log.
　　　'See utils.inc. You can change the function to save the files to another location.
　　　ResultHTML = ResultHTML & "<BR>" & SaveUpload(Fields, Server.MapPath("."), LogFolder)
　　Else 'Error in upload. Write the error
　　　ResultHTML = ResultHTML & "
Error : " & Err.Description
　　End If
　　On Error GoTo 0
　　Fields = Empty 'Clear the variable
　'*************************************************　 Main Upload - end
'　EndTimer 'Writes info about consumed time.
End If 'Request method must be "POST"

%>


<%'upload.inc, contains GetUpload function, Required for upload - only the one file%>
<!--#INCLUDE FILE="fupload.inc"-->
<%'utils.inc, contains SaveUpload function%>
<!--#INCLUDE FILE="futils.inc"-->
<%'format.inc, contains head and Foot function, optional.%>
<!--#INCLUDE FILE="fformat.inc"-->
<%=Head("Sample multiple binary files upload via ASP", "Demonstrates using of the ByteArray class for working with binary data from Request.BinaryRead.")%>

<Table>
　<form method=post ENCTYPE="multipart/form-data">
　　<TR BGColor=Silver><TD></TD><TD Align=Right><input type="submit" Name="Action" value="Upload the files >>"></TD></TR>
　　<TR><TD ColSpan=2>
　　　<Table Width=100% Border=0 cellpadding=0 cellspacing=0><tr><TD>
　　　<Div ID=files>
　　　　File???input type="file" name="File1">

　　　　File???input type="file" name="File2">
　　　</Div>
　　　<TD><TD Align=right VAlign=top>
　　　　<A style=cursor:hand onclick=return(Expand())><Font COlor=Blue><U>add a file</U></Font></a>
　　　</TD></TR></Table>
　　</TD></TR>
　　<TR><TD>Checkbox</TD><TD><input type="CHECKBOX" name="Check1" Checked></TD></TR>
　　<TR><TD>Password</TD><TD><input type="PASSWORD" name="PASSWORD"></TD></TR>
　　<TR><TD>Comments</TD><TD><input size="60" name="Comments" value="Some comments."></TD></TR>
　　<TR><TD>Description</TD><TD><textarea cols="60" rows="8" name="Description">Some long text of any size - without 80k limit of ASP Request.Form("...").</textarea></TD></TR>
　</form>
</Table>
<HR>?%=ResultHTML%>
<Script>
　var nfiles = 2;
　function Expand(){
　　nfiles++
　　files.insertAdjacentHTML('BeforeEnd','<BR>File?+nfiles+'??input type="file" name="File'+nfiles+'">');
　　
　　return false
　}
</Script>
<%=Foot%>

文件fdbutl.asp將文件內(nèi)容保存如數(shù)據(jù)庫中
<%'upload.inc, contains GetUpload function, Required for upload - only the one file%>
<!--#INCLUDE FILE="fupload.inc"-->
<%'format.inc, contains head and Foot function, optional.%>
<!--#INCLUDE FILE="fformat.inc"-->
<%=Head("Sample database upload via ASP", "Demonstrates using of the ByteArray class for working with binary data from Request.BinaryRead.")%>

<Table>
　<form method=post ENCTYPE="multipart/form-data">
　　<TR><TD></TD><TD Align=Right><input type="submit" Name="Action" value="Upload the file >>"></TD></TR>
　　<TR><TD>File to upload</TD><TD><input type="file" name="DBFile"></TD></TR>
　　<TR><TD>Title</TD><TD><input size="60" name="Title" value="Title of the file."></TD></TR>
　　<TR><TD>Description</TD><TD><textarea cols="60" rows="8" name="Description">Type description of the file.</textarea></TD></TR>
　</form>
</Table>

<%=Foot%>

<SCRIPT RUNAT=SERVER LANGUAGE=VBSCRIPT>
'Some value greater than default of 60s (According to upload size.)
'The maximum speed is about 100kB/s for IIS4, P200 and local upload, 4kB/s for modem users.
Server.ScriptTimeout = 200


If Request.ServerVariables("REQUEST_METHOD") = "POST" Then 'Request method must be "POST" for get the fields
　'*************************************************　 Main Upload - start
　　Dim Fields
　'　on error resume next
　　'Gets uploaded fields
　　Set Fields = GetUpload()
　　'There are all of form fields in the Fields object. Example :
　　'Fields("File1").ContentType - content type of File1 field
　　'Fields("File1").Value.String - File1 field converted to a string
　　'Fields("File1").Value.ByteArray - File1 field as safearray to store in binary RS field or file
　　'Fields("Comments").Value.String - value of Comments field

　　If Err = 0 Then 'Upload was OK
　　　'Saves fields to the database and returns result to the client.
　　　Response.Write DBSaveUpload(Fields)
　　Else 'Error in upload. Write the error
　　　Response.Write Err.Description
　　End If
　　On Error GoTo 0
　　Fields = Empty 'Clear the variable
　'*************************************************　 Main Upload - end
End If 'Request method must be "POST"


function DBSaveUpload(Fields)
　dim Conn, RS
　Set Conn = GetConnection
　Set RS = Server.CreateObject("ADODB.Recordset")
　RS.Open "Upload", Conn, 2, 2
　RS.AddNew
　　RS("UploadDT") = Now()

　　RS("RemoteIP") = Request.ServerVariables("REMOTE_ADDR")
　　RS("ContentType") = Fields("DBFile").ContentType
　　RS("SouceFileName") = Fields("DBFile").FileName

　　RS("Description") = BinaryToString(Fields("Description").Value)
　　RS("Title") = BinaryToString(Fields("Title").Value)
　　RS("Data").AppendChunk Fields("DBFile").Value
　RS.Update
　RS.Close
　Conn.Close
　DBSaveUpload = "
File <b>" & Fields("DBFile").FileName & "</b>, length : <b>" & Fields("DBFile").Length & " B</b> was saved to the database. "
end function

function GetConnection()
　dim Conn, AuthConnectionString
　Set Conn = Server.CreateObject("ADODB.Connection")
　'MDB connection
　AuthConnectionString = "DBQ=" & Server.MapPath(".") & "\fupload.mdb;DefaultDir=" & Server.MapPath("/") & ";" & _
　　　"Driver={Microsoft Access Driver (*.mdb)}; DriverId=25;FIL=MS Access;MaxBufferSize=512;PageTimeout=5;UID=;"
　Conn.open AuthConnectionString
　'SQL connection
　'Simply change connection and create table to upload to MS SQL
'　Conn.Provider = "SQLOLEDB"
'　Conn.Open "Server=(Local);Database=Auth", "sa", "password"
　　set GetConnection = Conn
end function

function CreateUploadTable(Conn)
dim SQL
SQL = SQL & "CREATE TABLE Upload ("
SQL = SQL & "　　UploadID int IDENTITY (1, 1) NOT NULL ,"
SQL = SQL & "　　UploadDT datetime NULL ,"
SQL = SQL & "　　RemoteIP char (15) NULL ,"
SQL = SQL & "　　ContentType char (64) NULL ,"
SQL = SQL & "　　SouceFileName varchar (255) NULL ,"
SQL = SQL & "　　Title varchar (255) NULL ,"
SQL = SQL & "　　Description text NULL ,"
SQL = SQL & "　　Data image NULL "
SQL = SQL & ")"
Conn.Execute SQL
end function
</SCRIPT>