+ $this->brand = 'Unknown'; $this->version = null;
+ // find reasonable defaults
+ if (preg_match('|([0-9a-zA-Z\.:()_ -]+)/([0-9a-zA-Z\._+-]+)|', $this->uastring, $regs)) {
+ $this->brand = trim($regs[1]);
+ $this->version = $regs[2];
+ }
+ elseif (preg_match('|^([a-zA-Z\._ -]+)[_ -][vV]?([0-9][0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = trim($regs[1]);
+ $this->version = $regs[2];
+ }
+ elseif (preg_match('|^([a-zA-Z\._ -]+)|', $this->uastring, $regs)) {
+ $this->brand = trim($regs[1]);
+ $this->version = null;
+ }
+ $this->bot = (strpos(strtolower($this->brand), 'bot') !== false)
+ || (strpos(strtolower($this->brand), 'crawler') !== false)
+ || (strpos(strtolower($this->brand), 'spider') !== false);
+
+ // search for any real and/or special UAs
+ if (preg_match('|Netscape6/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Netscape';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Netscape/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Netscape';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Chimera/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Chimera';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Camino/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Camino';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Phoenix/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Phoenix';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Mozilla Firebird/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Mozilla Firebird';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Firefox/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Firefox';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|SeaMonkey/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'SeaMonkey';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Galeon/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Galeon';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Epiphany/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Epiphany';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|K-Meleon/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'K-Meleon';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|AOL[/ ]([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'AOL';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|rv:([0-9a-zA-Z\.+]+)|', $this->uastring, $regs) && strstr($this->uastring, "Mozilla/") && strstr($this->uastring, "Gecko/")) {
+ $this->brand = 'Mozilla';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|m([0-9]+)\)|', $this->uastring, $regs) && strstr($this->uastring, "Mozilla/") && strstr($this->uastring, "Gecko/")) {
+ $this->brand = 'Mozilla';
+ $this->version = 'M'.$regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Opera[ /]([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Opera';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|OmniWeb/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'OmniWeb';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Konqueror/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Konqueror';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Safari/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Safari';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|AppleWebKit/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'AppleWebKit';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|MSFrontPage/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Microsoft FrontPage';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|iCab[/ ]([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'iCab';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|IBrowse[/ ]([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'IBrowse';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Configuration/CLDC-([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'CLDC';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|UP.Browser/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'UP.Browser';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|ELinks \(([0-9a-zA-Z\.+]+);|', $this->uastring, $regs)) {
+ $this->brand = 'ELinks';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|Links \(([0-9a-zA-Z\.+]+);|', $this->uastring, $regs)) {
+ $this->brand = 'Links';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|wget[/ ]([0-9a-zA-Z\.+]+)|i', $this->uastring, $regs)) {
+ $this->brand = 'wget';
+ $this->version = $regs[1];
+ $this->bot = false;
+ }
+ elseif (preg_match('|ZyBorg/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'ZyBorg';
+ $this->version = $regs[1];
+ $this->bot = true;
+ }
+ elseif (preg_match('|Googlebot/?([0-9a-zA-Z\.+]+)?|', $this->uastring, $regs)) {
+ $this->brand = 'Googlebot';
+ $this->version = $regs[1];
+ $this->bot = true;
+ }
+ elseif (preg_match('|Ask Jeeves/([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Ask Jeeves';
+ $this->version = $regs[1];
+ $this->bot = true;
+ }
+ elseif (preg_match('|Slurp|', $this->uastring, $regs)) {
+ $this->brand = 'Slurp';
+ $this->version = null;
+ $this->bot = true;
+ }
+ elseif (preg_match('|Gulper Web Bot ([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'Gulper Web Bot';
+ $this->version = $regs[1];
+ $this->bot = true;
+ }
+ elseif (preg_match('|HTTrack ([0-9a-zA-Z\.+]+)|', $this->uastring, $regs)) {
+ $this->brand = 'HTTrack';
+ $this->version = $regs[1];
+ $this->bot = true;