Hjælp til upload: filstørrelse og type billede
Jeg skal have lavet sådan at hvis størrelsen er over 250kb så uploader den ikke og hvis det ikke er gif/jpg så skal den heller ikke uploade... Nogle der kan hjælpe mig med den lille opgave :D her er koden jeg bruger...<% @EnableSessionState = False %>
<% Option Explicit %>
<% Response.Expires = 0 %>
<%
Dim UPLOAD_PATH
UPLOAD_PATH = Server.MapPath("files")
Dim g_oFso, g_oFolder, g_oFile
Set g_oFso = Server.CreateObject("Scripting.FileSystemObject")
Set g_oFolder = g_oFso.getFolder(UPLOAD_PATH)
If (Request.ServerVariables("REQUEST_METHOD") = "POST") Then
Dim g_oUpload
Set g_oUpload = get_upload_files()
Dim fpos, fcontent, DSN, my_conn, SQL
fcontent = g_oUpload("upload").Item("content")
Set g_oFile = g_oFso.CreateTextFile(UPLOAD_PATH & "\" & extract_filename(g_oUpload("upload").Item("filename")))
For fpos = 1 to LenB(fcontent)
g_oFile.Write chr(AscB(MidB(fcontent, fpos, 1)))
Next
g_oFile.Close: Set g_oFile = Nothing
Response.Redirect Request.ServerVariables("SCRIPT_NAME")
End If
Response.Write "<html><body><table>"
Response.Write "<tr><td><hr></td></tr>"
For Each g_oFile In g_oFolder.Files
Response.Write "<tr><td><a href=""files/" & g_oFile.Name & """>" & g_oFile.name & "</a></td></tr>"
Next
Response.Write "<tr><td><hr></td></tr>"
Response.Write "<tr><td align=""right""><form name=""frmUpload"" method=""post"" enctype=""multipart/form-data"" action=""" & Request.ServerVariables("SCRIPT_NAME") & """>"
Response.Write "<input type=""file"" name=""upload""> <input type=""submit"" value=""upload""></td></tr>"
Response.Write "</table></body></html>"
%>
<%
Function get_upload_files()
Dim upload_object, request_binaries
Dim position_start, position_end
Dim boundary, boundary_pos
Set upload_object = Server.CreateObject("Scripting.Dictionary")
request_binaries = Request.BinaryRead(Request.TotalBytes)
position_start = 1
position_end = InstrB(position_start, request_binaries, get_byte_string(chr(13)))
boundary = MidB(request_binaries, position_start, (position_end - position_start))
boundary_pos = InstrB(1, request_binaries, boundary)
Do Until (boundary_pos = InstrB(request_binaries, boundary & get_byte_string("--")))
If Not(Response.IsClientConnected) Then Response.End
Dim name, pos_file, DSN, my_conn, SQL
position_start = (InstrB(InstrB(boundary_pos, request_binaries, get_byte_string("Content-Disposition")), request_binaries, get_byte_string("name=")) + 6)
position_end = InstrB(position_start, request_binaries, get_byte_string(chr(34)))
name = get_string(MidB(request_binaries, position_start, (position_end - position_start)))
pos_file = InstrB(boundary_pos, request_binaries, get_byte_string("filename="))
If ((pos_file <> 0) AND (pos_file < InstrB(position_end, request_binaries, boundary))) Then
upload_object.Add name, Server.CreateObject("Scripting.Dictionary")
position_start = (pos_file + 10)
position_end = InstrB(position_start, request_binaries, get_byte_string(chr(34)))
upload_object.item(name).Add "filename", get_string(MidB(request_binaries, position_start, (position_end - position_start)))
position_start = (InstrB(position_end, request_binaries, get_byte_string("Content-Type:")) + 14)
position_end = InstrB(position_start, request_binaries, get_byte_string(chr(13)))
upload_object.item(name).Add "content-type", get_string(MidB(request_binaries, position_start, (position_end - position_start)))
position_start = (position_end + 4)
position_end = InstrB(position_start, request_binaries, boundary) - 2
upload_object.item(name).Add "size", ((position_end - position_start))
upload_object.item(name).Add "content", MidB(request_binaries, position_start, (position_end - position_start))
End If
boundary_pos = InstrB(boundary_pos + LenB(boundary), request_binaries, boundary)
Loop
Set get_upload_files = upload_object
End Function
Function get_byte_string(str)
Dim cnt
For cnt = 1 to Len(str)
get_byte_string = get_byte_string & chrB(AscB(Mid(str, cnt, 1)))
Next
End Function
Function get_string(str)
Dim cnt
For cnt = 1 to LenB(str)
get_string = get_string & chr(AscB(MidB(str, cnt, 1)))
Next
End Function
Function extract_filename(filename)
extract_filename = Right(filename, Len(filename) - InStrRev(filename, "\", -1, 1))
Set my_conn = Server.CreateObject("ADODB.Connection")
DSN = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=" & Server.MapPath ("data.mdb")
my_Conn.Open DSN
SQL = "UPDATE user SET picture = '"&extract_filename&"' WHERE id = 1"
my_conn.execute(SQL)
End Function
%>
