dojo_app/js/library/dojo/_base/sniff.js

define(["./kernel", "./lang", "../sniff"], function(dojo, lang, has){
	// module:
	//		dojo/_base/sniff

	/*=====
	return {
		// summary:
		//		Deprecated.   New code should use dojo/sniff.
		//		This module populates the dojo browser version sniffing properties like dojo.isIE.
	};
	=====*/

	if(!has("host-browser")){
		return has;
	}

	// no idea what this is for, or if it's used
	dojo._name = "browser";

	lang.mixin(dojo, {
		// isBrowser: Boolean
		//		True if the client is a web-browser
		isBrowser: true,

		// isFF: Number|undefined
		//		Version as a Number if client is FireFox. undefined otherwise. Corresponds to
		//		major detected FireFox version (1.5, 2, 3, etc.)
		isFF: has("ff"),

		// isIE: Number|undefined
		//		Version as a Number if client is MSIE(PC). undefined otherwise. Corresponds to
		//		major detected IE version (6, 7, 8, etc.)
		isIE: has("ie"),

		// isKhtml: Number|undefined
		//		Version as a Number if client is a KHTML browser. undefined otherwise. Corresponds to major
		//		detected version.
		isKhtml: has("khtml"),

		// isWebKit: Number|undefined
		//		Version as a Number if client is a WebKit-derived browser (Konqueror,
		//		Safari, Chrome, etc.). undefined otherwise.
		isWebKit: has("webkit"),

		// isMozilla: Number|undefined
		//		Version as a Number if client is a Mozilla-based browser (Firefox,
		//		SeaMonkey). undefined otherwise. Corresponds to major detected version.
		isMozilla: has("mozilla"),
		// isMoz: Number|undefined
		//		Version as a Number if client is a Mozilla-based browser (Firefox,
		//		SeaMonkey). undefined otherwise. Corresponds to major detected version.
		isMoz: has("mozilla"),

		// isOpera: Number|undefined
		//		Version as a Number if client is Opera. undefined otherwise. Corresponds to
		//		major detected version.
		isOpera: has("opera"),

		// isSafari: Number|undefined
		//		Version as a Number if client is Safari or iPhone. undefined otherwise.
		isSafari: has("safari"),

		// isChrome: Number|undefined
		//		Version as a Number if client is Chrome browser. undefined otherwise.
		isChrome: has("chrome"),

		// isMac: Boolean
		//		True if the client runs on Mac
		isMac: has("mac"),

		// isIos: Number|undefined
		//		Version as a Number if client is iPhone, iPod, or iPad. undefined otherwise.
		isIos: has("ios"),

		// isAndroid: Number|undefined
		//		Version as a Number if client is android browser. undefined otherwise.
		isAndroid: has("android"),

		// isWii: Boolean
		//		True if client is Wii
		isWii: has("wii"),

		// isQuirks: Boolean
		//		Page is in quirks mode.
		isQuirks: has("quirks"),

		// isAir: Boolean
		//		True if client is Adobe Air
		isAir: has("air")
	});

	return has;
});