Switch from Desktop to Mobile version in PHP

vfa

New Member
I am using the following php to switch between mobile and desktop versions of my site\[code\]$mobile_browser = '0';if (preg_match('/(up.browser|up.link|mmp|symbian|smartphone|midp|wap|phone|android)/i', strtolower($_SERVER['HTTP_USER_AGENT']))) { $mobile_browser++;}if ((strpos(strtolower($_SERVER['HTTP_ACCEPT']),'application/vnd.wap.xhtml+xml') > 0) or ((isset($_SERVER['HTTP_X_WAP_PROFILE']) or isset($_SERVER['HTTP_PROFILE'])))) { $mobile_browser++;} $mobile_ua = strtolower(substr($_SERVER['HTTP_USER_AGENT'], 0, 4));$mobile_agents = array('w3c ','acs-','alav','alca','amoi','audi','avan','benq','bird','blac','blaz','brew','cell','cldc','cmd-','dang','doco','eric','hipt','inno','ipaq','java','jigs','kddi','keji','leno','lg-c','lg-d','lg-g','lge-','maui','maxo','midp','mits','mmef','mobi','mot-','moto','mwbp','nec-','newt','noki','oper','palm','pana','pant','phil','play','port','prox','qwap','sage','sams','sany','sch-','sec-','send','seri','sgh-','shar','sie-','siem','smal','smar','sony','sph-','symb','t-mo','teli','tim-','tosh','tsm-','upg1','upsi','vk-v','voda','wap-','wapa','wapi','wapp','wapr','webc','winw','winw','xda ','xda-');if (in_array($mobile_ua,$mobile_agents)) { $mobile_browser++;}if (strpos(strtolower($_SERVER['ALL_HTTP']),'OperaMini') > 0) { $mobile_browser++;}if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']),'windows') > 0) { $mobile_browser = 0;}if ($mobile_browser > 0) { // do something}else { // do something else} \[/code\]Should it be if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']),'OperaMini')>0)or should it be if (strpos(strtolower($_SERVER['ALL_HTTP']),'OperaMini')>0)I get a debug error using ALL_HTTP, but the error goes away when I use HTTP_USER_AGENTHere is the debug error, as follows: Debug Notice: Undefined index: ALL_HTTP in header.php on line 29
 
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