Posted By

StevenW721 on 07/09/10


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browser mobile


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Mobile Device Detection


 / Published in: PHP
 

  1. function mobile_device_detect($iphone=true,$ipad=true,$android=true,$opera=true,$blackberry=true,$palm=true,$windows=true,$mobileredirect=false,$desktopredirect=true)
  2. { $mobile_browser = false; // set mobile browser as false till we can prove otherwise
  3. $user_agent = $_SERVER['HTTP_USER_AGENT']; // get the user agent value - this should be cleaned to ensure no nefarious input gets executed
  4. $accept = $_SERVER['HTTP_ACCEPT']; // get the content accept value - this should be cleaned to ensure no nefarious input gets executed
  5.  
  6. switch(true){ // using a switch against the following statements which could return true is more efficient than the previous method of using if statements
  7.  
  8. case (preg_match('/ipad/i',$user_agent)); // we find the word ipad in the user agent
  9. $mobile_browser = $ipad; // mobile browser is either true or false depending on the setting of ipad when calling the function
  10. $status = 'Apple iPad';
  11. if(substr($ipad,0,4)=='http'){ // does the value of ipad resemble a url
  12. $mobileredirect = $ipad; // set the mobile redirect url to the url value stored in the ipad value
  13. } // ends the if for ipad being a url
  14. break; // break out and skip the rest if we've had a match on the ipad // this goes before the iphone to catch it else it would return on the iphone instead
  15.  
  16. case (preg_match('/ipod/i',$user_agent)||preg_match('/iphone/i',$user_agent)); // we find the words iphone or ipod in the user agent
  17. $mobile_browser = $iphone; // mobile browser is either true or false depending on the setting of iphone when calling the function
  18. $status = 'Apple';
  19. if(substr($iphone,0,4)=='http'){ // does the value of iphone resemble a url
  20. $mobileredirect = $iphone; // set the mobile redirect url to the url value stored in the iphone value
  21. } // ends the if for iphone being a url
  22. break; // break out and skip the rest if we've had a match on the iphone or ipod
  23.  
  24. case (preg_match('/android/i',$user_agent)); // we find android in the user agent
  25. $mobile_browser = $android; // mobile browser is either true or false depending on the setting of android when calling the function
  26. $status = 'Android';
  27. if(substr($android,0,4)=='http'){ // does the value of android resemble a url
  28. $mobileredirect = $android; // set the mobile redirect url to the url value stored in the android value
  29. } // ends the if for android being a url
  30. break; // break out and skip the rest if we've had a match on android
  31.  
  32. case (preg_match('/opera mini/i',$user_agent)); // we find opera mini in the user agent
  33. $mobile_browser = $opera; // mobile browser is either true or false depending on the setting of opera when calling the function
  34. $status = 'Opera';
  35. if(substr($opera,0,4)=='http'){ // does the value of opera resemble a rul
  36. $mobileredirect = $opera; // set the mobile redirect url to the url value stored in the opera value
  37. } // ends the if for opera being a url
  38. break; // break out and skip the rest if we've had a match on opera
  39.  
  40. case (preg_match('/blackberry/i',$user_agent)); // we find blackberry in the user agent
  41. $mobile_browser = $blackberry; // mobile browser is either true or false depending on the setting of blackberry when calling the function
  42. $status = 'Blackberry';
  43. if(substr($blackberry,0,4)=='http'){ // does the value of blackberry resemble a rul
  44. $mobileredirect = $blackberry; // set the mobile redirect url to the url value stored in the blackberry value
  45. } // ends the if for blackberry being a url
  46. break; // break out and skip the rest if we've had a match on blackberry
  47.  
  48. case (preg_match('/(pre\/|palm os|palm|hiptop|avantgo|plucker|xiino|blazer|elaine)/i',$user_agent)); // we find palm os in the user agent - the i at the end makes it case insensitive
  49. $mobile_browser = $palm; // mobile browser is either true or false depending on the setting of palm when calling the function
  50. $status = 'Palm';
  51. if(substr($palm,0,4)=='http'){ // does the value of palm resemble a rul
  52. $mobileredirect = $palm; // set the mobile redirect url to the url value stored in the palm value
  53. } // ends the if for palm being a url
  54. break; // break out and skip the rest if we've had a match on palm os
  55.  
  56. case (preg_match('/(iris|3g_t|windows ce|opera mobi|windows ce; smartphone;|windows ce; iemobile)/i',$user_agent)); // we find windows mobile in the user agent - the i at the end makes it case insensitive
  57. $mobile_browser = $windows; // mobile browser is either true or false depending on the setting of windows when calling the function
  58. $status = 'Windows Smartphone';
  59. if(substr($windows,0,4)=='http'){ // does the value of windows resemble a rul
  60. $mobileredirect = $windows; // set the mobile redirect url to the url value stored in the windows value
  61. } // ends the if for windows being a url
  62. break; // break out and skip the rest if we've had a match on windows
  63.  
  64. case (preg_match('/(mini 9.5|vx1000|lge |m800|e860|u940|ux840|compal|wireless| mobi|ahong|lg380|lgku|lgu900|lg210|lg47|lg920|lg840|lg370|sam-r|mg50|s55|g83|t66|vx400|mk99|d615|d763|el370|sl900|mp500|samu3|samu4|vx10|xda_|samu5|samu6|samu7|samu9|a615|b832|m881|s920|n210|s700|c-810|_h797|mob-x|sk16d|848b|mowser|s580|r800|471x|v120|rim8|c500foma:|160x|x160|480x|x640|t503|w839|i250|sprint|w398samr810|m5252|c7100|mt126|x225|s5330|s820|htil-g1|fly v71|s302|-x113|novarra|k610i|-three|8325rc|8352rc|sanyo|vx54|c888|nx250|n120|mtk |c5588|s710|t880|c5005|i;458x|p404i|s210|c5100|teleca|s940|c500|s590|foma|samsu|vx8|vx9|a1000|_mms|myx|a700|gu1100|bc831|e300|ems100|me701|me702m-three|sd588|s800|8325rc|ac831|mw200|brew |d88|htc\/|htc_touch|355x|m50|km100|d736|p-9521|telco|sl74|ktouch|m4u\/|me702|8325rc|kddi|phone|lg |sonyericsson|samsung|240x|x320|vx10|nokia|sony cmd|motorola|up.browser|up.link|mmp|symbian|smartphone|midp|wap|vodafone|o2|pocket|kindle|mobile|psp|treo)/i',$user_agent)); // check if any of the values listed create a match on the user agent - these are some of the most common terms used in agents to identify them as being mobile devices - the i at the end makes it case insensitive
  65. $mobile_browser = true; // set mobile browser to true
  66. $status = 'Mobile matched on piped preg_match';
  67. break; // break out and skip the rest if we've preg_match on the user agent returned true
  68.  
  69. case ((strpos($accept,'text/vnd.wap.wml')>0)||(strpos($accept,'application/vnd.wap.xhtml+xml')>0)); // is the device showing signs of support for text/vnd.wap.wml or application/vnd.wap.xhtml+xml
  70. $mobile_browser = true; // set mobile browser to true
  71. $status = 'Mobile matched on content accept header';
  72. break; // break out and skip the rest if we've had a match on the content accept headers
  73.  
  74. case (isset($_SERVER['HTTP_X_WAP_PROFILE'])||isset($_SERVER['HTTP_PROFILE'])); // is the device giving us a HTTP_X_WAP_PROFILE or HTTP_PROFILE header - only mobile devices would do this
  75. $mobile_browser = true; // set mobile browser to true
  76. $status = 'Mobile matched on profile headers being set';
  77. break; // break out and skip the final step if we've had a return true on the mobile specfic headers
  78.  
  79. case (in_array(strtolower(substr($user_agent,0,4)),array('1207'=>'1207','3gso'=>'3gso','4thp'=>'4thp','501i'=>'501i','502i'=>'502i','503i'=>'503i','504i'=>'504i','505i'=>'505i','506i'=>'506i','6310'=>'6310','6590'=>'6590','770s'=>'770s','802s'=>'802s','a wa'=>'a wa','acer'=>'acer','acs-'=>'acs-','airn'=>'airn','alav'=>'alav','asus'=>'asus','attw'=>'attw','au-m'=>'au-m','aur '=>'aur ','aus '=>'aus ','abac'=>'abac','acoo'=>'acoo','aiko'=>'aiko','alco'=>'alco','alca'=>'alca','amoi'=>'amoi','anex'=>'anex','anny'=>'anny','anyw'=>'anyw','aptu'=>'aptu','arch'=>'arch','argo'=>'argo','bell'=>'bell','bird'=>'bird','bw-n'=>'bw-n','bw-u'=>'bw-u','beck'=>'beck','benq'=>'benq','bilb'=>'bilb','blac'=>'blac','c55/'=>'c55/','cdm-'=>'cdm-','chtm'=>'chtm','capi'=>'capi','cond'=>'cond','craw'=>'craw','dall'=>'dall','dbte'=>'dbte','dc-s'=>'dc-s','dica'=>'dica','ds-d'=>'ds-d','ds12'=>'ds12','dait'=>'dait','devi'=>'devi','dmob'=>'dmob','doco'=>'doco','dopo'=>'dopo','el49'=>'el49','erk0'=>'erk0','esl8'=>'esl8','ez40'=>'ez40','ez60'=>'ez60','ez70'=>'ez70','ezos'=>'ezos','ezze'=>'ezze','elai'=>'elai','emul'=>'emul','eric'=>'eric','ezwa'=>'ezwa','fake'=>'fake','fly-'=>'fly-','fly_'=>'fly_','g-mo'=>'g-mo','g1 u'=>'g1 u','g560'=>'g560','gf-5'=>'gf-5','grun'=>'grun','gene'=>'gene','go.w'=>'go.w','good'=>'good','grad'=>'grad','hcit'=>'hcit','hd-m'=>'hd-m','hd-p'=>'hd-p','hd-t'=>'hd-t','hei-'=>'hei-','hp i'=>'hp i','hpip'=>'hpip','hs-c'=>'hs-c','htc '=>'htc ','htc-'=>'htc-','htca'=>'htca','htcg'=>'htcg','htcp'=>'htcp','htcs'=>'htcs','htct'=>'htct','htc_'=>'htc_','haie'=>'haie','hita'=>'hita','huaw'=>'huaw','hutc'=>'hutc','i-20'=>'i-20','i-go'=>'i-go','i-ma'=>'i-ma','i230'=>'i230','iac'=>'iac','iac-'=>'iac-','iac/'=>'iac/','ig01'=>'ig01','im1k'=>'im1k','inno'=>'inno','iris'=>'iris','jata'=>'jata','java'=>'java','kddi'=>'kddi','kgt'=>'kgt','kgt/'=>'kgt/','kpt '=>'kpt ','kwc-'=>'kwc-','klon'=>'klon','lexi'=>'lexi','lg g'=>'lg g','lg-a'=>'lg-a','lg-b'=>'lg-b','lg-c'=>'lg-c','lg-d'=>'lg-d','lg-f'=>'lg-f','lg-g'=>'lg-g','lg-k'=>'lg-k','lg-l'=>'lg-l','lg-m'=>'lg-m','lg-o'=>'lg-o','lg-p'=>'lg-p','lg-s'=>'lg-s','lg-t'=>'lg-t','lg-u'=>'lg-u','lg-w'=>'lg-w','lg/k'=>'lg/k','lg/l'=>'lg/l','lg/u'=>'lg/u','lg50'=>'lg50','lg54'=>'lg54','lge-'=>'lge-','lge/'=>'lge/','lynx'=>'lynx','leno'=>'leno','m1-w'=>'m1-w','m3ga'=>'m3ga','m50/'=>'m50/','maui'=>'maui','mc01'=>'mc01','mc21'=>'mc21','mcca'=>'mcca','medi'=>'medi','meri'=>'meri','mio8'=>'mio8','mioa'=>'mioa','mo01'=>'mo01','mo02'=>'mo02','mode'=>'mode','modo'=>'modo','mot '=>'mot ','mot-'=>'mot-','mt50'=>'mt50','mtp1'=>'mtp1','mtv '=>'mtv ','mate'=>'mate','maxo'=>'maxo','merc'=>'merc','mits'=>'mits','mobi'=>'mobi','motv'=>'motv','mozz'=>'mozz','n100'=>'n100','n101'=>'n101','n102'=>'n102','n202'=>'n202','n203'=>'n203','n300'=>'n300','n302'=>'n302','n500'=>'n500','n502'=>'n502','n505'=>'n505','n700'=>'n700','n701'=>'n701','n710'=>'n710','nec-'=>'nec-','nem-'=>'nem-','newg'=>'newg','neon'=>'neon','netf'=>'netf','noki'=>'noki','nzph'=>'nzph','o2 x'=>'o2 x','o2-x'=>'o2-x','opwv'=>'opwv','owg1'=>'owg1','opti'=>'opti','oran'=>'oran','p800'=>'p800','pand'=>'pand','pg-1'=>'pg-1','pg-2'=>'pg-2','pg-3'=>'pg-3','pg-6'=>'pg-6','pg-8'=>'pg-8','pg-c'=>'pg-c','pg13'=>'pg13','phil'=>'phil','pn-2'=>'pn-2','pt-g'=>'pt-g','palm'=>'palm','pana'=>'pana','pire'=>'pire','pock'=>'pock','pose'=>'pose','psio'=>'psio','qa-a'=>'qa-a','qc-2'=>'qc-2','qc-3'=>'qc-3','qc-5'=>'qc-5','qc-7'=>'qc-7','qc07'=>'qc07','qc12'=>'qc12','qc21'=>'qc21','qc32'=>'qc32','qc60'=>'qc60','qci-'=>'qci-','qwap'=>'qwap','qtek'=>'qtek','r380'=>'r380','r600'=>'r600','raks'=>'raks','rim9'=>'rim9','rove'=>'rove','s55/'=>'s55/','sage'=>'sage','sams'=>'sams','sc01'=>'sc01','sch-'=>'sch-','scp-'=>'scp-','sdk/'=>'sdk/','se47'=>'se47','sec-'=>'sec-','sec0'=>'sec0','sec1'=>'sec1','semc'=>'semc','sgh-'=>'sgh-','shar'=>'shar','sie-'=>'sie-','sk-0'=>'sk-0','sl45'=>'sl45','slid'=>'slid','smb3'=>'smb3','smt5'=>'smt5','sp01'=>'sp01','sph-'=>'sph-','spv '=>'spv ','spv-'=>'spv-','sy01'=>'sy01','samm'=>'samm','sany'=>'sany','sava'=>'sava','scoo'=>'scoo','send'=>'send','siem'=>'siem','smar'=>'smar','smit'=>'smit','soft'=>'soft','sony'=>'sony','t-mo'=>'t-mo','t218'=>'t218','t250'=>'t250','t600'=>'t600','t610'=>'t610','t618'=>'t618','tcl-'=>'tcl-','tdg-'=>'tdg-','telm'=>'telm','tim-'=>'tim-','ts70'=>'ts70','tsm-'=>'tsm-','tsm3'=>'tsm3','tsm5'=>'tsm5','tx-9'=>'tx-9','tagt'=>'tagt','talk'=>'talk','teli'=>'teli','topl'=>'topl','hiba'=>'hiba','up.b'=>'up.b','upg1'=>'upg1','utst'=>'utst','v400'=>'v400','v750'=>'v750','veri'=>'veri','vk-v'=>'vk-v','vk40'=>'vk40','vk50'=>'vk50','vk52'=>'vk52','vk53'=>'vk53','vm40'=>'vm40','vx98'=>'vx98','virg'=>'virg','vite'=>'vite','voda'=>'voda','vulc'=>'vulc','w3c '=>'w3c ','w3c-'=>'w3c-','wapj'=>'wapj','wapp'=>'wapp','wapu'=>'wapu','wapm'=>'wapm','wig '=>'wig ','wapi'=>'wapi','wapr'=>'wapr','wapv'=>'wapv','wapy'=>'wapy','wapa'=>'wapa','waps'=>'waps','wapt'=>'wapt','winc'=>'winc','winw'=>'winw','wonu'=>'wonu','x700'=>'x700','xda2'=>'xda2','xdag'=>'xdag','yas-'=>'yas-','your'=>'your','zte-'=>'zte-','zeto'=>'zeto','acs-'=>'acs-','alav'=>'alav','alca'=>'alca','amoi'=>'amoi','aste'=>'aste','audi'=>'audi','avan'=>'avan','benq'=>'benq','bird'=>'bird','blac'=>'blac','blaz'=>'blaz','brew'=>'brew','brvw'=>'brvw','bumb'=>'bumb','ccwa'=>'ccwa','cell'=>'cell','cldc'=>'cldc','cmd-'=>'cmd-','dang'=>'dang','doco'=>'doco','eml2'=>'eml2','eric'=>'eric','fetc'=>'fetc','hipt'=>'hipt','http'=>'http','ibro'=>'ibro','idea'=>'idea','ikom'=>'ikom','inno'=>'inno','ipaq'=>'ipaq','jbro'=>'jbro','jemu'=>'jemu','java'=>'java','jigs'=>'jigs','kddi'=>'kddi','keji'=>'keji','kyoc'=>'kyoc','kyok'=>'kyok','leno'=>'leno','lg-c'=>'lg-c','lg-d'=>'lg-d','lg-g'=>'lg-g','lge-'=>'lge-','libw'=>'libw','m-cr'=>'m-cr','maui'=>'maui','maxo'=>'maxo','midp'=>'midp','mits'=>'mits','mmef'=>'mmef','mobi'=>'mobi','mot-'=>'mot-','moto'=>'moto','mwbp'=>'mwbp','mywa'=>'mywa','nec-'=>'nec-','newt'=>'newt','nok6'=>'nok6','noki'=>'noki','o2im'=>'o2im','opwv'=>'opwv','palm'=>'palm','pana'=>'pana','pant'=>'pant','pdxg'=>'pdxg','phil'=>'phil','play'=>'play','pluc'=>'pluc','port'=>'port','prox'=>'prox','qtek'=>'qtek','qwap'=>'qwap','rozo'=>'rozo','sage'=>'sage','sama'=>'sama','sams'=>'sams','sany'=>'sany','sch-'=>'sch-','sec-'=>'sec-','send'=>'send','seri'=>'seri','sgh-'=>'sgh-','shar'=>'shar','sie-'=>'sie-','siem'=>'siem','smal'=>'smal','smar'=>'smar','sony'=>'sony','sph-'=>'sph-','symb'=>'symb','t-mo'=>'t-mo','teli'=>'teli','tim-'=>'tim-','tosh'=>'tosh','treo'=>'treo','tsm-'=>'tsm-','upg1'=>'upg1','upsi'=>'upsi','vk-v'=>'vk-v','voda'=>'voda','vx52'=>'vx52','vx53'=>'vx53','vx60'=>'vx60','vx61'=>'vx61','vx70'=>'vx70','vx80'=>'vx80','vx81'=>'vx81','vx83'=>'vx83','vx85'=>'vx85','wap-'=>'wap-','wapa'=>'wapa','wapi'=>'wapi','wapp'=>'wapp','wapr'=>'wapr','webc'=>'webc','whit'=>'whit','winw'=>'winw','wmlb'=>'wmlb','xda-'=>'xda-',))); // check against a list of trimmed user agents to see if we find a match
  80. $mobile_browser = true; // set mobile browser to true
  81. $status = 'Mobile matched on in_array';
  82. break; // break even though it's the last statement in the switch so there's nothing to break away from but it seems better to include it than exclude it
  83.  
  84. default;
  85. $mobile_browser = false; // set mobile browser to false
  86. $status = 'Desktop / full capability browser';
  87. break; // break even though it's the last statement in the switch so there's nothing to break away from but it seems better to include it than exclude it
  88.  
  89. } // ends the switch
  90.  
  91. // tell adaptation services (transcoders and proxies) to not alter the content based on user agent as it's already being managed by this script, some of them suck though and will disregard this....
  92. // header('Cache-Control: no-transform'); // http://mobiforge.com/developing/story/setting-http-headers-advise-transcoding-proxies
  93. // header('Vary: User-Agent, Accept'); // http://mobiforge.com/developing/story/setting-http-headers-advise-transcoding-proxies
  94.  
  95. // if redirect (either the value of the mobile or desktop redirect depending on the value of $mobile_browser) is true redirect else we return the status of $mobile_browser
  96. if($redirect = ($mobile_browser==true) ? $mobileredirect : $desktopredirect){
  97. header('Location: http://www.dreyermed.com/'); // redirect to the right url for this device
  98. //return array("redirect",$mobile_browser,$status);
  99. }else{
  100. // a couple of folkas have asked about the status - that's there to help you debug and understand what the script is doing
  101. return array("no redirect",$mobile_browser,$status); // is a mobile so we are returning an array ['0'] is true ['1'] is the $status value
  102. }
  103. }

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