show keyboard shortcuts

2020-10-10 02:10:20 +02:00
parent e19da137e5
commit c0ea157f08
4 changed files with 173 additions and 35 deletions
--- a/get_browser.php
+++ b/get_browser.php
@ -0,0 +1,89 @@
+<?php
+    // by ruudrp at live dot nl on https://www.php.net/manual/en/function.get-browser.php#101125
+
+    function getBrowser()
+    {
+        $u_agent = $_SERVER['HTTP_USER_AGENT'];
+        $bname = 'Unknown';
+        $platform = 'Unknown';
+        $version= "";
+
+        //First get the platform?
+        if (preg_match('/linux/i', $u_agent)) {
+            $platform = 'linux';
+        }
+        elseif (preg_match('/macintosh|mac os x/i', $u_agent)) {
+            $platform = 'mac';
+        }
+        elseif (preg_match('/windows|win32/i', $u_agent)) {
+            $platform = 'windows';
+        }
+    
+        // Next get the name of the useragent yes seperately and for good reason
+        if(preg_match('/MSIE/i',$u_agent) && !preg_match('/Opera/i',$u_agent))
+        {
+            $bname = 'Internet Explorer';
+            $ub = "MSIE";
+        }
+        elseif(preg_match('/Firefox/i',$u_agent))
+        {
+            $bname = 'Mozilla Firefox';
+            $ub = "Firefox";
+        }
+        elseif(preg_match('/Chrome/i',$u_agent))
+        {
+            $bname = 'Google Chrome';
+            $ub = "Chrome";
+        }
+        elseif(preg_match('/Safari/i',$u_agent))
+        {
+            $bname = 'Apple Safari';
+            $ub = "Safari";
+        }
+        elseif(preg_match('/Opera/i',$u_agent))
+        {
+            $bname = 'Opera';
+            $ub = "Opera";
+        }
+        elseif(preg_match('/Netscape/i',$u_agent))
+        {
+            $bname = 'Netscape';
+            $ub = "Netscape";
+        }
+    
+        // finally get the correct version number
+        $known = array('Version', $ub, 'other');
+        $pattern = '#(?<browser>' . join('|', $known) .
+        ')[/ ]+(?<version>[0-9.|a-zA-Z.]*)#';
+        if (!preg_match_all($pattern, $u_agent, $matches)) {
+            // we have no matching number just continue
+        }
+    
+        // see how many we have
+        $i = count($matches['browser']);
+        if ($i != 1) {
+            //we will have two since we are not using 'other' argument yet
+            //see if version is before or after the name
+            if (strripos($u_agent,"Version") < strripos($u_agent,$ub)){
+                $version= $matches['version'][0];
+            }
+            else {
+                $version= $matches['version'][1];
+            }
+        }
+        else {
+            $version= $matches['version'][0];
+        }
+    
+        // check if we have a number
+        if ($version==null || $version=="") {$version="?";}
+    
+        return array(
+            'userAgent' => $u_agent,
+            'name'      => $bname,
+            'version'   => $version,
+            'platform'  => $platform,
+            'pattern'    => $pattern
+        );
+    }
+?>