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不用组件上载文件代码具体例子
下面的第一个例子为只是将客户端的文件上传到服务端的例子
第二个例子为将文件内容保存入数据库中。
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将文件内容保存如数据库中
<%'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>
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