detect OS and language correctly for an even bigger amout of UA string variants

diff --git a/include/classes/useragent.php-class b/include/classes/useragent.php-class
index 6d67596a1fe0b2ebf59a768dadc1d6ed7a4f3487..d060a6246a0a5aadd29d0406f9a36bf1b2a64725 100755 (executable)
--- a/include/classes/useragent.php-class
+++ b/include/classes/useragent.php-class
@@ -526,7 +526,7 @@ class userAgent {
       if ($this->hasEngine('gecko')) {
         if (preg_match('|Mozilla/5.0 \(([^;]+); [^;]+; ([^;]+); ([^;]+); rv:([^\);]+)(; [^\)]+)?\)|', $this->uastring, $regs)) {
           $this->uadata['os'] = $regs[2];
-          $this->uadata['lang'] = $regs[3];
+          $this->uadata['lang'] = (strpos($regs[3],'chrome://')===false)?$regs[3]:null;
           $this->uadata['eng_version'] = $regs[4];
         }
         elseif (preg_match('|Mozilla/5.0 \(([^;]+); [^;]+; ([^;]+); rv:([^\);]+)(; [^\)]+)?\)|', $this->uastring, $regs)) {
@@ -544,6 +544,11 @@ class userAgent {
           $this->uadata['lang'] = $regs[3];
           $this->uadata['eng_version'] = null;
         }
+        elseif (preg_match('|Mozilla/5.0 \(([^;]+); ([^;]+); rv:([^\);]+)\)|', $this->uastring, $regs)) {
+          $this->uadata['os'] = $regs[2];
+          $this->uadata['lang'] = null;
+          $this->uadata['eng_version'] = $regs[3];
+        }
         elseif (preg_match('|Mozilla/5.0 \(([^;]+); [^;]+; ([^\);]+)\)|', $this->uastring, $regs)) {
           $this->uadata['os'] = $regs[2];
           $this->uadata['lang'] = null;
@@ -595,40 +600,45 @@ class userAgent {
         }
       }
       elseif ($this->hasEngine('presto')) {
-        if (preg_match('/Opera\/[^\(]+ \(([^;]+)[^\)]+\) +\[([a-z_-]+)\]/i', $this->uastring, $regs)) {
+        if (preg_match('/Opera\/[^\(]+ \((?:X11; )?([^;]+)[^\)]+\) +\[([a-z_-]+)\]/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
-        elseif (preg_match('/Mozilla\/[^\(]+ \(compatible; .+; ([^;]+)\) Opera [^ ]+ \[([a-z_-]+)\]/i', $this->uastring, $regs)) {
+        elseif (preg_match('/Mozilla\/[^\(]+ \(compatible; MSIE [^;]+; (?:X11; )?([^;\)]+)[^\)]*\) Opera [^ ]+ +\[([a-z_-]+)\]/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
-        elseif (preg_match('/Mozilla\/[^\(]+ \(([^;]+);.+\) Opera [^ ]+ \[([a-z_-]+)\]/i', $this->uastring, $regs)) {
+        elseif (preg_match('/Mozilla\/[^\(]+ \((?:X11; )?([^;]+);.+\) Opera [^ ]+ \[([a-z_-]+)\]/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
         // Opera 8
-        elseif (preg_match('/Opera\/[^\(]+ \(([^;]+); [^\)]+; ([a-z_-]+)\)/i', $this->uastring, $regs)) {
+        elseif (preg_match('/Opera\/[^\(]+ \((?:X11; )?([^;]+); [^\)]+; ([a-z_-]+)\)/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
-        elseif (preg_match('/Mozilla\/[^\(]+ \(compatible; .+; ([^;]+); ([a-z_-]+)\) Opera [^ ]+/i', $this->uastring, $regs)) {
+        elseif (preg_match('/Mozilla\/[^\(]+ \(compatible; MSIE [^;]+; (?:X11; )?([^;]+); ([a-z_-]+)\) Opera [^ ]+/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
-        elseif (preg_match('/Mozilla\/[^\(]+ \(([^;]+);.+; ([a-z_-]+)\) Opera [^ ]+/i', $this->uastring, $regs)) {
+        elseif (preg_match('/Mozilla\/[^\(]+ \((?:X11; )?([^;]+);.+; ([a-z_-]+)\) Opera [^ ]+/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $this->getVersion();
           $this->uadata['os'] = $regs[1];
           $this->uadata['lang'] = $regs[2];
         }
       }
       elseif ($this->hasEngine('nscp')) {
-        if (preg_match('/Mozilla\/([0-9a-zA-Z\.+]+) (?:\[([a-z_-]+)\][^\(]+)?\(([^;]+);[^\)]+\)/i', $this->uastring, $regs)) {
+        if (preg_match('/Mozilla\/([0-9a-zA-Z\.+]+) (?:\[([a-z_-]+)\][^\(]+)?\(X11; [^;]+; ([^\)]+)\)/i', $this->uastring, $regs)) {
+          $this->uadata['eng_version'] = $regs[1];
+          $this->uadata['os'] = $regs[3];
+          $this->uadata['lang'] = $regs[2];
+        }
+        elseif (preg_match('/Mozilla\/([0-9a-zA-Z\.+]+) (?:\[([a-z_-]+)\][^\(]+)?\(([^;]+);[^\)]+\)/i', $this->uastring, $regs)) {
           $this->uadata['eng_version'] = $regs[1];
           $this->uadata['os'] = $regs[3];
           $this->uadata['lang'] = $regs[2];