/*!
 * Detectizr v@VERSION
 * http://barisaydinoglu.github.com/Detectizr/
 *
 * Written by Baris Aydinoglu (http://baris.aydinoglu.info) - Copyright 2012
 * Released under the MIT license
 *
 * Date: @DATE
 */
window.Detectizr = (function(window, navigator, document, undefined) {
	var Detectizr = {},
		Modernizr = window.Modernizr,
		deviceTypes = [ "tv", "tablet", "mobile", "desktop" ],
		options = {
			// option for enabling HTML classes of all features (not only the true features) to be added
			addAllFeaturesAsClass: false,
			// option for enabling detection of device
			detectDevice: true,
			// option for enabling detection of device model
			detectDeviceModel: true,
			// option for enabling detection of screen size
			detectScreen: true,
			// option for enabling detection of operating system type and version
			detectOS: true,
			// option for enabling detection of browser type and version
			detectBrowser: true,
			// option for enabling detection of common browser plugins
			detectPlugins: true
		},
		plugins2detect = [ {
			name: "adobereader",
			substrs: [ "Adobe", "Acrobat" ],
			// AcroPDF.PDF is used by version 7 and later
			// PDF.PdfCtrl is used by version 6 and earlier
			progIds: [ "AcroPDF.PDF", "PDF.PDFCtrl.5" ]
		}, {
			name: "flash",
			substrs: [ "Shockwave Flash" ],
			progIds: [ "ShockwaveFlash.ShockwaveFlash.1" ]
		}, {
			name: "wmplayer",
			substrs: [ "Windows Media" ],
			progIds: [ "wmplayer.ocx" ]
		}, {
			name: "silverlight",
			substrs: [ "Silverlight" ],
			progIds: [ "AgControl.AgControl" ]
		}, {
			name: "quicktime",
			substrs: [ "QuickTime" ],
			progIds: [ "QuickTime.QuickTime" ]
		} ],
		rclass = /[\t\r\n]/g,
		docElement = document.documentElement,
		resizeTimeoutId,
		oldOrientation;

	function extend(obj, extObj) {
		var a, b, i;
		if (arguments.length > 2) {
			for (a = 1, b = arguments.length; a < b; a += 1) {
				extend(obj, arguments[a]);
			}
		} else {
			for (i in extObj) {
				if (extObj.hasOwnProperty(i)) {
					obj[i] = extObj[i];
				}
			}
		}
		return obj;
	}

	// simplified and localized indexOf method as one parameter fixed as useragent
	function is(key) {
		return Detectizr.browser.userAgent.indexOf(key) > -1;
	}

	// simplified and localized regex test method as one parameter fixed as useragent
	function test(regex) {
		return regex.test(Detectizr.browser.userAgent);
	}

	// simplified and localized regex exec method as one parameter fixed as useragent
	function exec(regex) {
		return regex.exec(Detectizr.browser.userAgent);
	}

	// localized string trim method
	function trim(value) {
		return value.replace(/^\s+|\s+$/g, "");
	}

	// convert string to camelcase
	function toCamel(string) {
		if (string === null || string === undefined) {
			return "";
		}
		return String(string).replace(/((\s|\-|\.)+[a-z0-9])/g, function($1) {
			return $1.toUpperCase().replace(/(\s|\-|\.)/g, "");
		});
	}

	// removeClass function inspired from jQuery.removeClass
	function removeClass(element, value) {
		var class2remove = value || "",
			cur = element.nodeType === 1 && (element.className ? (" " + element.className + " ").replace(rclass, " ") : "");
		if (cur) {
			while (cur.indexOf(" " + class2remove + " ") >= 0) {
				cur = cur.replace(" " + class2remove + " ", " ");
			}
			element.className = value ? trim(cur) : "";
		}
	}

	// add version test to Modernizr
	function addVersionTest(version, major, minor) {
		if ( !!version) {
			version = toCamel(version);
			if ( !!major) {
				major = toCamel(major);
				addConditionalTest(version + major, true);
				if ( !!minor) {
					addConditionalTest(version + major + "_" + minor, true);
				}
			}
		}
	}

	function checkOrientation() {
		//timeout wrapper points with doResizeCode as callback
		window.clearTimeout(resizeTimeoutId);
		resizeTimeoutId = window.setTimeout(function() {
			oldOrientation = Detectizr.device.orientation;
			//wrapper for height/width check
			if (window.innerHeight > window.innerWidth) {
				Detectizr.device.orientation = "portrait";
			} else {
				Detectizr.device.orientation = "landscape";
			}
			addConditionalTest(Detectizr.device.orientation, true);
			if (oldOrientation !== Detectizr.device.orientation) {
				addConditionalTest(oldOrientation, false);
			}
		}, 10);
	}

	// add test to Modernizr based on a condition
	function addConditionalTest(feature, test) {
		if ( !!feature && !!Modernizr) {
			if (options.addAllFeaturesAsClass) {
				Modernizr.addTest(feature, test);
			} else {
				test = typeof test === "function" ? test() : test;
				if (test) {
					Modernizr.addTest(feature, true);
				} else {
					delete Modernizr[feature];
					removeClass(docElement, feature);
				}
			}
		}
	}

	// set version based on versionFull
	function setVersion(versionType, versionFull) {
		versionType.version = versionFull;
		var versionArray = versionFull.split(".");
		if (versionArray.length > 0) {
			versionArray = versionArray.reverse();
			versionType.major = versionArray.pop();
			if (versionArray.length > 0) {
				versionType.minor = versionArray.pop();
				if (versionArray.length > 0) {
					versionArray = versionArray.reverse();
					versionType.patch = versionArray.join(".");
				} else {
					versionType.patch = "0";
				}
			} else {
				versionType.minor = "0";
			}
		} else {
			versionType.major = "0";
		}
	}

	function detect(opt) {
		// Create Global "extend" method, so Detectizr does not need jQuery.extend
		var that = this,
			i, j, k, device, os, browser, plugin2detect, pluginFound;
		options = extend({}, options, opt || {});

		/** Device detection **/
		if (options.detectDevice) {
			Detectizr.device = {
				type: "",
				model: "",
				orientation: ""
			};
			device = Detectizr.device;
			if (test(/googletv|smarttv|internet.tv|netcast|nettv|appletv|boxee|kylo|roku|dlnadoc|ce\-html/)) {
				// Check if user agent is a smart tv
				device.type = deviceTypes[0];
				device.model = "smartTv";
			} else if (test(/xbox|playstation.3|wii/)) {
				// Check if user agent is a game console
				device.type = deviceTypes[0];
				device.model = "gameConsole";
			} else if (test(/ip(a|ro)d/)) {
				// Check if user agent is a iPad
				device.type = deviceTypes[1];
				device.model = "ipad";
			} else if ((test(/tablet/) && !test(/rx-34/)) || test(/folio/)) {
				// Check if user agent is a Tablet
				device.type = deviceTypes[1];
				device.model = String(exec(/playbook/) || "");
			} else if (test(/linux/) && test(/android/) && !test(/fennec|mobi|htc.magic|htcX06ht|nexus.one|sc-02b|fone.945/)) {
				// Check if user agent is an Android Tablet
				device.type = deviceTypes[1];
				device.model = "android";
			} else if (test(/kindle/) || (test(/mac.os/) && test(/silk/))) {
				// Check if user agent is a Kindle or Kindle Fire
				device.type = deviceTypes[1];
				device.model = "kindle";
			} else if (test(/gt-p10|sc-01c|shw-m180s|sgh-t849|sch-i800|shw-m180l|sph-p100|sgh-i987|zt180|htc(.flyer|\_flyer)|sprint.atp51|viewpad7|pandigital(sprnova|nova)|ideos.s7|dell.streak.7|advent.vega|a101it|a70bht|mid7015|next2|nook/) || (test(/mb511/) && test(/rutem/))) {
				// Check if user agent is a pre Android 3.0 Tablet
				device.type = deviceTypes[1];
				device.model = "android";
			} else if (test(/bb10/)) {
				// Check if user agent is a BB10 device
				device.type = deviceTypes[1];
				device.model = "blackberry";
			} else {
				// Check if user agent is one of common mobile types
				device.model = exec(/iphone|ipod|android|blackberry|opera mini|opera mobi|skyfire|maemo|windows phone|palm|iemobile|symbian|symbianos|fennec|j2me/);
				if (device.model !== null) {
					device.type = deviceTypes[2];
					device.model = String(device.model);
				} else {
					device.model = "";
					if (test(/bolt|fennec|iris|maemo|minimo|mobi|mowser|netfront|novarra|prism|rx-34|skyfire|tear|xv6875|xv6975|google.wireless.transcoder/)) {
						// Check if user agent is unique Mobile User Agent
						device.type = deviceTypes[2];
					} else if (test(/opera/) && test(/windows.nt.5/) && test(/htc|xda|mini|vario|samsung\-gt\-i8000|samsung\-sgh\-i9/)) {
						// Check if user agent is an odd Opera User Agent - http://goo.gl/nK90K
						device.type = deviceTypes[2];
					} else if ((test(/windows.(nt|xp|me|9)/) && !test(/phone/)) || test(/win(9|.9|nt)/) || test(/\(windows 8\)/)) {
						// Check if user agent is Windows Desktop, "(Windows 8)" Chrome extra exception
						device.type = deviceTypes[3];
					} else if (test(/macintosh|powerpc/) && !test(/silk/)) {
						// Check if agent is Mac Desktop
						device.type = deviceTypes[3];
						device.model = "mac";
					} else if (test(/linux/) && test(/x11/)) {
						// Check if user agent is a Linux Desktop
						device.type = deviceTypes[3];
					} else if (test(/solaris|sunos|bsd/)) {
						// Check if user agent is a Solaris, SunOS, BSD Desktop
						device.type = deviceTypes[3];
					} else if (test(/bot|crawler|spider|yahoo|ia_archiver|covario-ids|findlinks|dataparksearch|larbin|mediapartners-google|ng-search|snappy|teoma|jeeves|tineye/) && !test(/mobile/)) {
						// Check if user agent is a Desktop BOT/Crawler/Spider
						device.type = deviceTypes[3];
						device.model = "crawler";
					} else {
						// Otherwise assume it is a Mobile Device
						device.type = deviceTypes[2];
					}
				}
			}
			// This offline package only includes the desktop image set.
			device.type = deviceTypes[3];
			for (i = 0, j = deviceTypes.length; i < j; i += 1) {
				addConditionalTest(deviceTypes[i], (device.type === deviceTypes[i]));
			}
			if (options.detectDeviceModel) {
				addConditionalTest(toCamel(device.model), true);
			}
		}

		/** Screen detection **/
		if (options.detectScreen) {
			if ( !!Modernizr && !!Modernizr.mq) {
				addConditionalTest("smallScreen", Modernizr.mq("only screen and (max-width: 480px)"));
				addConditionalTest("verySmallScreen", Modernizr.mq("only screen and (max-width: 320px)"));
				addConditionalTest("veryVerySmallScreen", Modernizr.mq("only screen and (max-width: 240px)"));
			}
			if (device.type === deviceTypes[1] || device.type === deviceTypes[2]) {
				window.onresize = function(event) {
					checkOrientation(event);
				};
				checkOrientation();
			} else {
				device.orientation = "landscape";
				addConditionalTest(device.orientation, true);
			}
		}

		/** OS detection **/
		if (options.detectOS) {
			Detectizr.os = {};
			os = Detectizr.os;
			if (device.model !== "") {
				if (device.model === "ipad" || device.model === "iphone" || device.model === "ipod") {
					os.name = "ios";
					setVersion(os, (test(/os\s([\d_]+)/) ? RegExp.$1 : "").replace(/_/g, "."));
				} else if (device.model === "android") {
					os.name = "android";
					setVersion(os, (test(/android\s([\d\.]+)/) ? RegExp.$1 : ""));
				} else if (device.model === "blackberry") {
					os.name = "blackberry";
					setVersion(os, (test(/version\/([^\s]+)/) ? RegExp.$1 : ""));
				} else if (device.model === "playbook") {
					os.name = "blackberry";
					setVersion(os, (test(/os ([^\s]+)/) ? RegExp.$1.replace(";", "") : ""));
				}
			}
			if (!os.name) {
				if (is("win") || is("16bit")) {
					os.name = "windows";
					if (is("windows nt 6.3")) {
						setVersion(os, "8.1");
					} else if (is("windows nt 6.2") || test(/\(windows 8\)/)) { //windows 8 chrome mac fix
						setVersion(os, "8");
					} else if (is("windows nt 6.1")) {
						setVersion(os, "7");
					} else if (is("windows nt 6.0")) {
						setVersion(os, "vista");
					} else if (is("windows nt 5.2") || is("windows nt 5.1") || is("windows xp")) {
						setVersion(os, "xp");
					} else if (is("windows nt 5.0") || is("windows 2000")) {
						setVersion(os, "2k");
					} else if (is("winnt") || is("windows nt")) {
						setVersion(os, "nt");
					} else if (is("win98") || is("windows 98")) {
						setVersion(os, "98");
					} else if (is("win95") || is("windows 95")) {
						setVersion(os, "95");
					}
				} else if (is("mac") || is("darwin")) {
					os.name = "mac os";
					if (is("68k") || is("68000")) {
						setVersion(os, "68k");
					} else if (is("ppc") || is("powerpc")) {
						setVersion(os, "ppc");
					} else if (is("os x")) {
						setVersion(os, (test(/os\sx\s([\d_]+)/) ? RegExp.$1 : "os x").replace(/_/g, "."));
					}
				} else if (is("webtv")) {
					os.name = "webtv";
				} else if (is("x11") || is("inux")) {
					os.name = "linux";
				} else if (is("sunos")) {
					os.name = "sun";
				} else if (is("irix")) {
					os.name = "irix";
				} else if (is("freebsd")) {
					os.name = "freebsd";
				} else if (is("bsd")) {
					os.name = "bsd";
				}
			}
			if ( !!os.name) {
				addConditionalTest(os.name, true);
				if ( !!os.major) {
					addVersionTest(os.name, os.major);
					if ( !!os.minor) {
						addVersionTest(os.name, os.major, os.minor);
					}
				}
			}
			if (test(/\sx64|\sx86|\swin64|\swow64|\samd64/)) {
				os.addressRegisterSize = "64bit";
			} else {
				os.addressRegisterSize = "32bit";
			}
			addConditionalTest(os.addressRegisterSize, true);
		}

		/** Browser detection **/
		if (options.detectBrowser) {
			browser = Detectizr.browser;
			if (!test(/opera|webtv/) && (test(/msie\s([\d\w\.]+)/) || is("trident"))) {
				browser.engine = "trident";
				browser.name = "ie";
				if (!window.addEventListener && document.documentMode && document.documentMode === 7) {
					setVersion(browser, "8.compat");
				} else if (test(/trident.*rv[ :](\d+)\./)) {
					setVersion(browser, RegExp.$1);
				} else {
					setVersion(browser, (test(/trident\/4\.0/) ? "8" : RegExp.$1));
				}
			} else if (is("firefox")) {
				browser.engine = "gecko";
				browser.name = "firefox";
				setVersion(browser, (test(/firefox\/([\d\w\.]+)/) ? RegExp.$1 : ""));
			} else if (is("gecko/")) {
				browser.engine = "gecko";
			} else if (is("opera")) {
				browser.name = "opera";
				browser.engine = "presto";
				setVersion(browser, (test(/version\/([\d\.]+)/) ? RegExp.$1 : (test(/opera(\s|\/)([\d\.]+)/) ? RegExp.$2 : "")));
			} else if (is("konqueror")) {
				browser.name = "konqueror";
			} else if (is("chrome")) {
				browser.engine = "webkit";
				browser.name = "chrome";
				setVersion(browser, (test(/chrome\/([\d\.]+)/) ? RegExp.$1 : ""));
			} else if (is("iron")) {
				browser.engine = "webkit";
				browser.name = "iron";
			} else if (is("crios")) {
				browser.name = "chrome";
				browser.engine = "webkit";
				setVersion(browser, (test(/crios\/([\d\.]+)/) ? RegExp.$1 : ""));
			} else if (is("applewebkit/")) {
				browser.name = "safari";
				browser.engine = "webkit";
				setVersion(browser, (test(/version\/([\d\.]+)/) ? RegExp.$1 : ""));
			} else if (is("mozilla/")) {
				browser.engine = "gecko";
			}
			if ( !!browser.name) {
				addConditionalTest(browser.name, true);
				if ( !!browser.major) {
					addVersionTest(browser.name, browser.major);
					if ( !!browser.minor) {
						addVersionTest(browser.name, browser.major, browser.minor);
					}
				}
			}
			addConditionalTest(browser.engine, true);

			// Browser Language
			browser.language = navigator.userLanguage || navigator.language;
			addConditionalTest(browser.language, true);
		}

		/** Plugin detection **/
		if (options.detectPlugins) {
			browser.plugins = [];
			that.detectPlugin = function(substrs) {
				var plugins = navigator.plugins,
					plugin, haystack, pluginFoundText;
				for (j = plugins.length - 1; j >= 0; j--) {
					plugin = plugins[j];
					haystack = plugin.name + plugin.description;
					pluginFoundText = 0;
					for (k = substrs.length; k >= 0; k--) {
						if (haystack.indexOf(substrs[k]) !== -1) {
							pluginFoundText += 1;
						}
					}
					if (pluginFoundText === substrs.length) {
						return true;
					}
				}
				return false;
			};
			that.detectObject = function(progIds) {
				for (j = progIds.length - 1; j >= 0; j--) {
					try {
						new ActiveXObject(progIds[j]);
					} catch (e) {
						// Ignore
					}
				}
				return false;
			};
			for (i = plugins2detect.length - 1; i >= 0; i--) {
				plugin2detect = plugins2detect[i];
				pluginFound = false;
				if (window.ActiveXObject) {
					pluginFound = that.detectObject(plugin2detect.progIds);
				} else if (navigator.plugins) {
					pluginFound = that.detectPlugin(plugin2detect.substrs);
				}
				if (pluginFound) {
					browser.plugins.push(plugin2detect.name);
					addConditionalTest(plugin2detect.name, true);
				}
			}
			if (navigator.javaEnabled()) {
				browser.plugins.push("java");
				addConditionalTest("java", true);
			}
		}
	}

	Detectizr.detect = function(settings) {
		return detect(settings);
	};
	Detectizr.init = function() {
		if (Detectizr !== undefined) {
			Detectizr.browser = {
				userAgent: (navigator.userAgent || navigator.vendor || window.opera).toLowerCase()
			};
			Detectizr.detect();
		}
	};
	Detectizr.init();

	return Detectizr;
}(this, this.navigator, this.document));
