iOS hardware/software detection. iOS versions and apple hardware type. in javascript.

gistfile1.js

/*
	IOS CHECK
	Based on: http://stackoverflow.com/questions/8348139/detect-ios-version-less-than-5-with-javascript
*/
(function(){
	NYTD.NYTMM.iOS = false;
	NYTD.NYTMM.iOSInfo = {
		userAgent: null,
		version: null, // major versions of iOS: 4,5,6
		minor: null, // minor versions: 1, for 5.1
		update: null, // optional minor version update: 2, for 5.1.2
		device: null, // iPhone, iPod, iPad
		phone: false, // treat iPhone and iPods both as phones
		tablet: false // iPad and maybe rumored iPad mini
	};

	if(/(iPhone|iPod|iPad)/i.test(navigator.userAgent)) {
		
		NYTD.NYTMM.iOS = true;
		
		// full user agent
		NYTD.NYTMM.iOSInfo.userAgent = navigator.userAgent;

		// iOS version
		if (/CPU like Mac OS X/i.test(navigator.userAgent)) {
			NYTD.NYTMM.iOSInfo.version = 1;
		} else if (/OS [2-6]_\d(_\d)? like Mac OS X/i.test(navigator.userAgent)){
			// [0] = source, [1] major version, [2] minor version, [3] optional minor version update
			var parts = /OS ([2-6])_(\d)(?:_(\d))? like Mac OS X/i.exec(navigator.userAgent);
			NYTD.NYTMM.iOSInfo.version = parts[1];
			NYTD.NYTMM.iOSInfo.minor = parts[2];
			NYTD.NYTMM.iOSInfo.update = parts[3];
		}

		// device
		var device = /(iPhone|iPod|iPad)/i.exec(navigator.userAgent);
		NYTD.NYTMM.iOSInfo.device = device[0];

		NYTD.NYTMM.iOSInfo.tablet = (NYTD.NYTMM.iOSInfo.device === "iPad");
		NYTD.NYTMM.iOSInfo.phone = (NYTD.NYTMM.iOSInfo.tablet) ? false : true;

		// add classes to body for CSS hacks
		var deviceClass = (NYTD.NYTMM.iOSInfo.phone) ? "phone" : "tablet";
		jQuery('body').addClass('nytmm_iOS');
		jQuery('body').addClass('nytmm_iOS_'+NYTD.NYTMM.iOSInfo.version);
		jQuery('body').addClass('nytmm_iOS_'+deviceClass);
	}
})();

Even if we shouldn't, we sometimes want to know what flavor of iOS we're on. A quick hack in the New York Time's Multimedia Desk's namespace.