While perhaps unlikely in "common users" it is also possible to prevent your browser from sending the referrer. IIRC, the referrer can also get mangled when passing through HTTPS (although I don't remember on which side, HTTP->HTTPS or HTTPS->HTTP or both)
Matt On Thu, Jan 12, 2012 at 1:11 AM, Ross McKay <ro...@zeta.org.au> wrote: > On Wed, 11 Jan 2012 21:27:58 -0800, Haluk Karamete wrote: > >>[...] >>Notice: Undefined index: HTTP_REFERER in >>D:\Hosting\5291100\html\blueprint\bp_library.php on line 16 >>die; >>[...] >>But I'm still curious, what configuration am I missing so that >>http_referer is treated like that? > > You only get an HTTP_REFERER when you link to a page from another page. > If you go directly to the page, e.g. by typing / pasting the URL into > the location bar, or linking from an email, then there is no > HTTP_REFERER. > -- > Ross McKay, Toronto, NSW Australia > "Let the laddie play wi the knife - he'll learn" > - The Wee Book of Calvin > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
