Fix for browser list

Author: Kapil Tuptewar

src_new/constants.js

@@ -316,3 +316,5 @@ exports.DEFAULT_ALIASES = {
 	pubmatic2: "pubmatic"
 }
 exports.YAHOOSSP = "yahoossp";
+
+exports.listOfBrowsers = ["AmigaVoyager","Cyberdog","Dillo","Dooble","Enigma Browser","Galaxy","HotJava","IBM WebExplorer","Links","Lynx","NCSA_Mosaic","Skyfire","Obigo","Blazer","Blackberry","Blot","Iris","NetFront","Openwave","Skweezer","NetSurf","EudoraWeb","DoCoMo","PocketLink","Plucker","Xiino","Mobile Safari","Nintendo","retawq","uzbl","w3m","WorldWideWeb","ABrowse","Acoo Browser","Arora","Beonex","BonEcho","Camino","Charon","Cheshire","Chimera","ChromePlus","CometBird","Comodo_Dragon","Crazy Browser","Deepnet Explorer","DeskBrowse","Element Browser","Elinks","Escape","Fennec","Firebird","Flock","Fluid","Galeon","GranParadiso","GreenBrowser","Hana","IBrowse","IceCat","Iceape","Iceweasel","Iron","K-Meleon","K-Ninja","KKman","KMLite","Kapiko","Kazehakase","Konqueror","LeechCraft","Lobo","Lorentz","Lunascape","Madfox","Midori","Minefield","Minimo","Namoroka","NetNewsWire","NetPositive","Netscape","OmniWeb","Opera Mini","Opera Mobi","Orca","Oregano","Palemoon","Phoenix","Pogo","Prism","QtWeb Internet Browser","SeaMonkey","Shiira","Shiretoko","Sleipnir","SlimBrowser","Stainless","Sunrise","TeaShark","Vonkeror","Wyzo","iCab","iNet Browser","iRider","lolifox","myibrow","uZard Web","AOL","Avant Browser","Chrome","Epiphany","Maxthon","MultiZilla","MyIE2","Opera","Safari","Firefox","MSIE","Mozilla"]

src_new/util.js

@@ -1938,19 +1938,12 @@ exports.applyCustomParamValuesfApplicable = function(params) {
 
 exports.getBrowser = function() {
 	var userAgent = navigator.userAgent;
-	var browserName;
-	if (userAgent.match(/chrome|chromium|crios/i)) {
-		browserName = "chrome";
-	} else if (userAgent.match(/firefox|fxios/i)) {
-		browserName = "firefox";
-	} else if (userAgent.match(/safari/i)) {
-		browserName = "safari";
-	} else if (userAgent.match(/opr\//i)) {
-		browserName = "opera";
-	} else if (userAgent.match(/edg/i)) {
-		browserName = "edge";
-	} else {
-		browserName="*";
+	var browserName = userAgent == null ? "UNKNOWN" : "unknown";
+	for( var browser of CONSTANTS.listOfBrowsers ) {
+		if(userAgent.includes(browser)) {
+			browserName = browser;
+			break;
+		}
 	}
 	return browserName;
 }