Re: Re: Best way to test for form submission?

On Fri, Aug 28, 2009 at 1:59 PM, Ben Dunlap <bdunlap@agentintellect.com>wrote: > > Well, as far as I'm aware $_SERVER isn't reliable from server to server.. > > That said, I've never had a problem using it. > > Thanks -- I just looked it up and the manual says: "There is no > guarantee that every web server will provide any of these; servers may > omit some, or provide others not listed here. That said, a large > number of these variables are accounted for in the » CGI 1.1 > specification, so you should be able to expect those." > > So I guess it wouldn't make sense to rely on anything in $_SERVER if > you're building an app for widespread use; e.g., CodeIgniter, as > mentioned above. > > > tend to use the $_REQUEST array instead of $_POST or $_GET. You get the > > benefit of being able to work with both arrays (as well as $_SESSION and > > $_COOKIE) without any drawbacks. > > For now I'm inclined against $_REQUEST, since it's not yet supported > by filter_input(). I think filter_input() is the bee's knees and I've > stopped touching $_POST or $_GET directly since I discovered it. > > Ben > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > When the request is PUT your $_SERVER['REQUEST_METHOD'] detection will fail, but the $_POST will be populated. I think the best way is by count( $_POST ) > 0 but this only applies for application/x-www-form-urlencoded forms. Other content-type will not populate the $_POST and therefore need to be validated by other method. PHP provides non-yet-standard HttpRequest class that can handle this perfectly -- Martin Scotta