Curt Zirzow wrote: > On 1/16/07, Jochem Maas <jochem@xxxxxxxxxxxxx> wrote: >> Curt Zirzow wrote: >> > On 1/16/07, Jochem Maas <jochem@xxxxxxxxxxxxx> wrote: >> >> ... >> >> if ($cacheState) { >> >> $headers = getallheaders(); >> >> if (isset($headers['If-Modified-Since']) && >> >> ($headers['If-Modified-Since'] == $lastModified)) { >> > >> > I was waiting for this to be mentioned... >> > >> > I would use a more detailed approach: http://pastebin.ca/319054 >> >> could you clarify alittle? (beyond not using the apache specific >> getallheaders() >> function - I chose to go that route because I never run on anything >> other than apache) >> >> is the value of $headers['If-Modified-Since'] identical to >> $_SERVER['HTTP_IF_MODIFIED_SINCE'] or *can* they differ (i.e. would >> it be stupid to assume that apache 'normalized' the modidfied-since >> string?) > > they should be identical, the one thing, iirc, is that the > getallheaders() returns what exactly the client sent, so if the client > sent 'if-modified-since:' then the assoc array would be > $headers['if-modified-since']. given that there may be difference in capitalization and the fact that getallheaders() is apache specific it seems to me that using $_SERVER['HTTP_IF_MODIFIED_SINCE'] would be better (not to mention saving a function call). > >> >> is my code borked or merely not covering a number of edge cases related >> to older or more exotic browsers - my code does output 304 headers >> at the right time AFAIHT. > > As far as i can see nothing is wrong. > > After looking at rfc2616 i dont know why there is that $http_size > thing going on in the code i posted; must be from a very early draft > of HTTP/1.0 (as noted by the date in my comment) > > Forget i said anything. given enough time it's garanteed ;-) -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php