Fix for PHP 7.0

If you’re running this legacy plugin somewhere, here’s a fix to make it compatible with PHP 7.0. Both eregi() and ereg_replace() were removed in PHP 7.0.0 (deprecated in PHP 5.3.0).

diff --git a/includes/browser.php b/includes/browser.php
index 89a3af6..b58203a 100644
--- a/includes/browser.php
+++ b/includes/browser.php
@@ -80,21 +80,21 @@ class browzer {
 		$this->UserAgent = $agent;
 
 		// find operating system
-		if (eregi("win", $agent))
+		if (preg_match("/win/i", $agent))
 			$bd['platform'] = "Windows";
-		elseif (eregi("mac", $agent))
+		elseif (preg_match("/mac/i", $agent))
 			$bd['platform'] = "MacIntosh";
-		elseif (eregi("linux", $agent))
+		elseif (preg_match("/linux/i", $agent))
 			$bd['platform'] = "Linux";
-		elseif (eregi("OS/2", $agent))
+		elseif (preg_match("/OS\/2/i", $agent))
 			$bd['platform'] = "OS/2";
-		elseif (eregi("BeOS", $agent))
+		elseif (preg_match("/BeOS/i", $agent))
 			$bd['platform'] = "BeOS";
 
 		// test for Opera
-		if (eregi("opera",$agent)){
+		if (preg_match("/opera/i",$agent)){
 			$val = stristr($agent, "opera");
-			if (eregi("/", $val)){
+			if (preg_match("/\//i", $val)){
 				$val = explode("/",$val);
 				$bd['browser'] = $val[0];
 				$val = explode(" ",$val[1]);
@@ -106,13 +106,13 @@ class browzer {
 			}
 
 		// test for WebTV
-		}elseif(eregi("webtv",$agent)){
+		}elseif(preg_match("/webtv/i",$agent)){
 			$val = explode("/",stristr($agent,"webtv"));
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for MS Internet Explorer version 1
-		}elseif(eregi("microsoft internet explorer", $agent)){
+		}elseif(preg_match("/microsoft internet explorer/i", $agent)){
 			$bd['browser'] = "MSIE";
 			$bd['version'] = "1.0";
 			$var = stristr($agent, "/");
@@ -121,24 +121,24 @@ class browzer {
 			}
 
 		// test for NetPositive
-		}elseif(eregi("NetPositive", $agent)){
+		}elseif(preg_match("/NetPositive/i", $agent)){
 			$val = explode("/",stristr($agent,"NetPositive"));
 			$bd['platform'] = "BeOS";
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for MS Internet Explorer
-		}elseif(eregi("msie",$agent) && !eregi("opera",$agent)){
+		}elseif(preg_match("/msie/i",$agent) && !preg_match("/opera/i",$agent)){
 			$val = explode(" ",stristr($agent,"msie"));
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for MS Pocket Internet Explorer
-		}elseif(eregi("mspie",$agent) || eregi('pocket', $agent)){
+		}elseif(preg_match("/mspie/i",$agent) || preg_match('/pocket/i', $agent)){
 			$val = explode(" ",stristr($agent,"mspie"));
 			$bd['browser'] = "MSPIE";
 			$bd['platform'] = "WindowsCE";
-			if (eregi("mspie", $agent))
+			if (preg_match("/mspie/i", $agent))
 				$bd['version'] = $val[1];
 			else {
 				$val = explode("/",$agent);
@@ -146,70 +146,70 @@ class browzer {
 			}
 
 		// test for Galeon
-		}elseif(eregi("galeon",$agent)){
+		}elseif(preg_match("/galeon/i",$agent)){
 			$val = explode(" ",stristr($agent,"galeon"));
 			$val = explode("/",$val[0]);
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for Konqueror
-		}elseif(eregi("Konqueror",$agent)){
+		}elseif(preg_match("/Konqueror/i",$agent)){
 			$val = explode(" ",stristr($agent,"Konqueror"));
 			$val = explode("/",$val[0]);
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for iCab
-		}elseif(eregi("icab",$agent)){
+		}elseif(preg_match("/icab/i",$agent)){
 			$val = explode(" ",stristr($agent,"icab"));
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for OmniWeb
-		}elseif(eregi("omniweb",$agent)){
+		}elseif(preg_match("/omniweb/i",$agent)){
 			$val = explode("/",stristr($agent,"omniweb"));
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
 
 		// test for Phoenix
-		}elseif(eregi("Phoenix", $agent)){
+		}elseif(preg_match("/Phoenix/i", $agent)){
 			$bd['browser'] = "Phoenix";
 			$val = explode("/", stristr($agent,"Phoenix/"));
 			$bd['version'] = $val[1];
 
 		// test for Firebird
-		}elseif(eregi("firebird", $agent)){
+		}elseif(preg_match("/firebird/i", $agent)){
 			$bd['browser']="Firebird";
 			$val = stristr($agent, "Firebird");
 			$val = explode("/",$val);
 			$bd['version'] = $val[1];
 
 		// test for Firefox
-		}elseif(eregi("Firefox", $agent)){
+		}elseif(preg_match("/Firefox/i", $agent)){
 			$bd['browser']="Firefox";
 			$val = stristr($agent, "Firefox");
 			$val = explode("/",$val);
 			$bd['version'] = $val[1];
 
 	  // test for Mozilla Alpha/Beta Versions
-		}elseif(eregi("mozilla",$agent) &&
-			eregi("rv:[0-9].[0-9][a-b]",$agent) && !eregi("netscape",$agent)){
+		}elseif(preg_match("/mozilla/i",$agent) &&
+			preg_match("/rv:[0-9].[0-9][a-b]/i",$agent) && !preg_match("/netscape/i",$agent)){
 			$bd['browser'] = "Mozilla";
 			$val = explode(" ",stristr($agent,"rv:"));
-			eregi("rv:[0-9].[0-9][a-b]",$agent,$val);
+			preg_match("/rv:[0-9].[0-9][a-b]/i",$agent,$val);
 			$bd['version'] = str_replace("rv:","",$val[0]);
 
 		// test for Mozilla Stable Versions
-		}elseif(eregi("mozilla",$agent) &&
-			eregi("rv:[0-9]\.[0-9]",$agent) && !eregi("netscape",$agent)){
+		}elseif(preg_match("/mozilla/i",$agent) &&
+			preg_match("/rv:[0-9]\.[0-9]/i",$agent) && !preg_match("/netscape/i",$agent)){
 			$bd['browser'] = "Mozilla";
 			$val = explode(" ",stristr($agent,"rv:"));
-			eregi("rv:[0-9]\.[0-9]\.[0-9]",$agent,$val);
+			preg_match("/rv:[0-9]\.[0-9]\.[0-9]/i",$agent,$val);
 			$bd['version'] = str_replace("rv:","",$val[0]);
 
 		// test for Lynx & Amaya
-		}elseif(eregi("libwww", $agent)){
-			if (eregi("amaya", $agent)){
+		}elseif(preg_match("/libwww/i", $agent)){
+			if (preg_match("/amaya/i", $agent)){
 				$val = explode("/",stristr($agent,"amaya"));
 				$bd['browser'] = "Amaya";
 				$val = explode(" ", $val[1]);
@@ -221,17 +221,17 @@ class browzer {
 			}
 
 		// test for Safari
-		}elseif(eregi("safari", $agent)){
+		}elseif(preg_match("/safari/i", $agent)){
 			$bd['browser'] = "Safari";
 			$bd['version'] = "";
 
 		// remaining two tests are for Netscape
-		}elseif(eregi("netscape",$agent)){
+		}elseif(preg_match("/netscape/i",$agent)){
 			$val = explode(" ",stristr($agent,"netscape"));
 			$val = explode("/",$val[0]);
 			$bd['browser'] = $val[0];
 			$bd['version'] = $val[1];
-		}elseif(eregi("mozilla",$agent) && !eregi("rv:[0-9]\.[0-9]\.[0-9]",$agent)){
+		}elseif(preg_match("/mozilla/i",$agent) && !preg_match("/rv:[0-9]\.[0-9]\.[0-9]/i",$agent)){
 			$val = explode(" ",stristr($agent,"mozilla"));
 			$val = explode("/",$val[0]);
 			$bd['browser'] = "Netscape";
@@ -239,15 +239,15 @@ class browzer {
 		}
 
 		// clean up extraneous garbage that may be in the name
-		$bd['browser'] = ereg_replace("[^a-z,A-Z]", "", $bd['browser']);
+		$bd['browser'] = preg_replace("/[^a-z,A-Z]/", "", $bd['browser']);
 		// clean up extraneous garbage that may be in the version
-		$bd['version'] = ereg_replace("[^0-9,.,a-z,A-Z]", "", $bd['version']);
+		$bd['version'] = preg_replace("/[^0-9,.,a-z,A-Z]/", "", $bd['version']);
 
 		// check for AOL
-		if (eregi("AOL", $agent)){
+		if (preg_match("/AOL/i", $agent)){
 			$var = stristr($agent, "AOL");
 			$var = explode(" ", $var);
-			$bd['aol'] = ereg_replace("[^0-9,.,a-z,A-Z]", "", $var[1]);
+			$bd['aol'] = preg_replace("/[^0-9,.,a-z,A-Z]/", "", $var[1]);
 		}
 
 		// finally assign our properties