Sorry Jim, I meant Jim when I wrote Kim ... and Phico: http://webreflection.blogspot.com/2008/04/phomet-changes-name-so-welcome-phico.html Regards > From: an_red@xxxxxxxxxxx > To: php-general@xxxxxxxxxxxxx > Date: Fri, 27 Mar 2009 15:55:28 +0100 > Subject: RE: flushing AJAX scripts > > > Sorry, Kim, but why on earth you are polling with a second request to know when the first one has finished? > I mean, when the first request inserts data in the database that's it, you'll manage the end of the request. > > $A ---> do stuff; do stuff; do stuff; report ready; > $B ---> report ready? > $B ---> report ready? > $B ---> report ready? > $B ---> report ready? > report ready; ---> notification to A > $B ---> report ready; > > the report ready, if it is when $A request has been finished, will be in $A, the polling via $B is absolutely useless, imo. > > There is no timeout from Ajax, it simply keep waiting, but obviously if your PHP has max_execution_time 30 seconds and the script execution takes more than 30 seconds there's no polling that could save you. > > The same if the user closes the browser, connection lost, bye bye response. > > To have a notice, you need Comet, try out Phico but still, a page that requires that much is not suitable for the web. Report creation should be a cronjob in a separed thread if it is that stressful. > > Regards > > > Date: Fri, 27 Mar 2009 10:47:10 -0400 > > From: jbw2003@xxxxxxxxxxxxx > > To: an_red@xxxxxxxxxxx > > CC: php-general@xxxxxxxxxxxxx > > Subject: Re: RE: flushing AJAX scripts > > > > My page submits the AJAX request to complete a report that takes some > > time, and upon completion stores results in a database. A second AJAX > > request polls every 5 seconds and queries the database if the report is > > ready. This hopefully will get around any timeout problems I am having > > with a long running request, and seems to be working. It looks like I > > can accept the default behavior for now. I don't depend on getting a > > response from the original request, but is there a point where the AJAX > > response script will be stopped either by Apache or PHP before it can > > insert into the database? > > > > Jim > > _________________________________________________________________ > News, entertainment and everything you care about at Live.com. Get it now! > http://www.live.com/getstarted.aspx _________________________________________________________________ Drag n’ drop—Get easy photo sharing with Windows Live™ Photos. http://www.microsoft.com/windows/windowslive/products/photos.aspx
