<%
'Retrieve the information
id=format(Request.Form("id"))
coname=format(Request.Form("coname"))
name=format(Request.Form("name"))
surname=format(Request.Form("surname"))
address=format(Request.Form("address"))
postal=format(Request.Form("postal"))
location=format(Request.Form("location"))
birth1=format(Request.Form("birth1"))
birth2=format(Request.Form("birth2"))
birth3=format(Request.Form("birth3"))
email=format(Request.Form("email"))
contactph=format(Request.Form("contactph"))
fax=format(Request.Form("fax"))
vendor=format(Request.Form("vendor"))
description=format(Request.Form("description"))
' Function that converts to universal format yyyy/mm/dd
Function dbDate(dt)
dbDate = year(dt) &"/"& right("0" & month(dt), 2) &_
"/"& right("0" & day(dt),2)
End Function
' Function that eliminates singles "'" and spaces in input strings
' And some other things to avoid SQL injection attacks
Function format(st)
dim stnew
stnew = st
stnew = Replace(stnew,"'","''")
stnew = Replace(stnew,"""","")
stnew = Replace(stnew,"--","")
stnew = Replace(stnew,"DELETE","")
stnew = Replace(stnew,"UPDATE","")
stnew = Replace(stnew,"DROP","")
stnew = Replace(stnew,"SELECT","")
stnew = Replace(stnew,"INSERT","")
stnew = Server.HTMLEncode(stnew)
format = Trim(stnew)
End Function
Set connection = Server.CreateObject("ADODB.Connection")
connection.Open("customers")
'We build the SQL update query depending on date of birth
If len(birth1)=0 or len(birth2)=0 or len(birth3)=0 then
SQL = "UPDATE Customer SET Name='"&name&"',Surname='"&surname&"',Company_Name='"&coname&"',Address='"&address&"',Postal_Code='"&postal&"',Location='"&location&"',Email='"&email&"',Contact_Phone='"&contactph&"',Fax='"&fax&"',Vendor='"&vendor&"',Description='"&description&"' WHERE ID_Customer like '" &id&"';"
Else
birth=birth1&"/"&birth2&"/"&birth3
SQL = "UPDATE Customer SET Name='"&name&"',Surname='"&surname&"',Company_Name='"&coname&"',Address='"&address&"',Postal_Code='"&postal&"',Location='"&location&"',BirthDate=#"&dbDate(birth)&"#,Email='"&email&"',Contact_Phone='"&contactph&"',Fax='"&fax&"',Vendor='"&vendor&"',Description='"&description&"' WHERE ID_Customer like '" &id&"';"
End if
connection.Execute(SQL)
%>
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