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https://www.cordellbeacon.com/modules/custom/etype/addtohomescreen/addtohomescreen.js

js cordellbeacon.com collected 2026-09-26 18:51:02 UTC 32,825 bytes, 750 lines download raw bytes 

1/* Add to Homescreen v3.2.3 ~ (c) 2015 Matteo Spinelli ~ @license: http://cubiq.org/license */
2(function (window, document) {
3/*
4       _   _ _____     _____
5 ___ _| |_| |_   _|___|  |  |___ _____ ___ ___ ___ ___ ___ ___ ___
6| .'| . | . | | | | . |     | . |     | -_|_ -|  _|  _| -_| -_|   |
7|__,|___|___| |_| |___|__|__|___|_|_|_|___|___|___|_| |___|___|_|_|
8                              by Matteo Spinelli ~ http://cubiq.org
9*/
10
11// Check for addEventListener browser support (prevent errors in IE<9)
12var _eventListener = 'addEventListener' in window;
13
14// Check if document is loaded, needed by autostart
15var _DOMReady = false;
16if ( document.readyState === 'complete' ) {
17	_DOMReady = true;
18} else if ( _eventListener ) {
19	window.addEventListener('load', loaded, false);
20}
21
22function loaded () {
23	window.removeEventListener('load', loaded, false);
24	_DOMReady = true;
25}
26
27// regex used to detect if app has been added to the homescreen
28var _reSmartURL = /\/ath(\/)?$/;
29var _reQueryString = /([\?&]ath=[^&]*$|&ath=[^&]*(&))/;
30
31// singleton
32var _instance;
33function ath (options) {
34	_instance = _instance || new ath.Class(options);
35
36	return _instance;
37}
38
39// message in all supported languages
40ath.intl = {
41	cs_cs: {
42		ios: 'Pro přidáni této webové aplikace na úvodní obrazovku: stlačte %icon a pak <strong>Přidat na úvodní obrazovku</strong>.',
43		android: 'Pro přidáni této webové aplikace na úvodní obrazovku otevřete menu nastavení prohlížeče a stlačte <strong>Přidat na úvodní obrazovku</strong>. <small>K menu se dostanete stlačením hardwaroveho tlačítka, když ho vaše zařízení má, nebo stlačením pravé horní menu ikony <span class="ath-action-icon">icon</span>.</small>'
44	},
45
46	de_de: {
47		ios: 'Um diese Web-App zum Home-Bildschirm hinzuzufügen, tippen Sie auf %icon und dann <strong>Zum Home-Bildschirm</strong>.',
48		android: 'Um diese Web-App zum Home-Bildschirm hinzuzufügen, öffnen Sie das Menü und tippen dann auf <strong>Zum Startbildschirm hinzufügen</strong>. <small>Wenn Ihr Gerät eine Menütaste hat, lässt sich das Browsermenü über diese öffnen. Ansonsten tippen Sie auf %icon.</small>'
49	},
50
51	da_dk: {
52		ios: 'For at tilføje denne web app til hjemmeskærmen: Tryk %icon og derefter <strong>Føj til hjemmeskærm</strong>.',
53		android: 'For at tilføje denne web app til hjemmeskærmen, åbn browser egenskaber menuen og tryk på <strong>Føj til hjemmeskærm</strong>. <small>Denne menu kan tilgås ved at trykke på menu knappen, hvis din enhed har en, eller ved at trykke på det øverste højre menu ikon %icon.</small>'
54	},
55
56	el_gr: {
57		ios: 'Για να προσθέσετε την εφαρμογή στην αρχική οθόνη: πατήστε το %icon και μετά <strong>Πρόσθεσε στην αρχική οθόνη</strong>.',
58		android: 'Για να προσθέσετε την εφαρμογή στην αρχική οθόνη, ανοίξτε τις επιλογές του browser σας και πατήστε το <strong>Προσθήκη στην αρχική οθόνη</strong>. <small>Μπορείτε να έχετε πρόσβαση στο μενού, πατώντας το κουμπί του μενού του κινητού σας ή το πάνω δεξιά κουμπί του μενού %icon.</small>'
59	},
60
61	en_us: {
62		ios: 'To add this web app to the home screen: tap %icon and then <strong>Add to Home Screen</strong>.',
63		android: 'To add this web app to the home screen open the browser option menu and tap on <strong>Add to homescreen</strong>. <small>The menu can be accessed by pressing the menu hardware button if your device has one, or by tapping the top right menu icon %icon.</small>'
64	},
65
66	es_es: {
67		ios: 'Para añadir esta aplicación web a la pantalla de inicio: pulsa %icon y selecciona <strong>Añadir a pantalla de inicio</strong>.',
68		android: 'Para añadir esta aplicación web a la pantalla de inicio, abre las opciones y pulsa <strong>Añadir a pantalla inicio</strong>. <small>El menú se puede acceder pulsando el botón táctil en caso de tenerlo, o bien el icono de la parte superior derecha de la pantalla %icon.</small>'
69	},
70
71	fi_fi: {
72		ios: 'Liitä tämä sovellus kotivalikkoon: klikkaa %icon ja tämän jälkeen <strong>Lisää kotivalikkoon</strong>.',
73		android: 'Lisätäksesi tämän sovelluksen aloitusnäytölle, avaa selaimen valikko ja klikkaa tähti -ikonia tai <strong>Lisää aloitusnäytölle tekstiä</strong>. <small>Valikkoon pääsee myös painamalla menuvalikkoa, jos laitteessasi on sellainen tai koskettamalla oikealla yläkulmassa menu ikonia %icon.</small>'
74	},
75
76	fr_fr: {
77		ios: 'Pour ajouter cette application web sur l\'écran d\'accueil : Appuyez %icon et sélectionnez <strong>Ajouter sur l\'écran d\'accueil</strong>.',
78		android: 'Pour ajouter cette application web sur l\'écran d\'accueil : Appuyez sur le bouton "menu", puis sur <strong>Ajouter sur l\'écran d\'accueil</strong>. <small>Le menu peut-être accessible en appuyant sur le bouton "menu" du téléphone s\'il en possède un <i class="fa fa-bars"></i>. Sinon, il se trouve probablement dans la coin supérieur droit du navigateur %icon.</small>'
79	},
80
81	he_il: {
82		ios: '<span dir="rtl">להוספת האפליקציה למסך הבית: ללחוץ על %icon ואז <strong>הוסף למסך הבית</strong>.</span>',
83		android: 'To add this web app to the home screen open the browser option menu and tap on <strong>Add to homescreen</strong>. <small>The menu can be accessed by pressing the menu hardware button if your device has one, or by tapping the top right menu icon %icon.</small>'
84	},
85
86	hu_hu: {
87		ios: 'Ha hozzá szeretné adni ezt az alkalmazást a kezdőképernyőjéhez, érintse meg a következő ikont: %icon , majd a <strong>Hozzáadás a kezdőképernyőhöz</strong> menüpontot.',
88		android: 'Ha hozzá szeretné adni ezt az alkalmazást a kezdőképernyőjéhez, a böngésző menüjében kattintson a <strong>Hozzáadás a kezdőképernyőhöz</strong> menüpontra. <small>A böngésző menüjét a következő ikon megérintésével tudja megnyitni: %icon.</small>'
89	},
90
91	it_it: {
92		ios: 'Per aggiungere questa web app alla schermata iniziale: premi %icon e poi <strong>Aggiungi a Home</strong>.',
93		android: 'Per aggiungere questa web app alla schermata iniziale, apri il menu opzioni del browser e premi su <strong>Aggiungi alla homescreen</strong>. <small>Puoi accedere al menu premendo il pulsante hardware delle opzioni se la tua device ne ha uno, oppure premendo l\'icona %icon in alto a destra.</small>'
94	},
95
96	ja_jp: {
97		ios: 'このウェプアプリをホーム画面に追加するには、%iconをタップして<strong>ホーム画面に追加</strong>してください。',
98		android: 'このウェプアプリをホーム画面に追加するには、ブラウザのオプションメニューから<strong>ホーム画面に追加</strong>をタップしてください。<small>オプションメニューは、一部の機種ではデバイスのメニューボタンから、それ以外では画面右上の%iconからアクセスできます。</small>'
99 	},
100
101	ko_kr: {
102		ios: '홈 화면에 바로가기 생성: %icon 을 클릭한 후 <strong>홈 화면에 추가</strong>.',
103		android: '브라우저 옵션 메뉴의 <string>홈 화면에 추가</string>를 클릭하여 홈화면에 바로가기를 생성할 수 있습니다. <small>옵션 메뉴는 장치의 메뉴 버튼을 누르거나 오른쪽 상단의 메뉴 아이콘 %icon을 클릭하여 접근할 수 있습니다.</small>'
104	},
105
106	nb_no: {
107		ios: 'For å installere denne appen på hjem-skjermen: trykk på %icon og deretter <strong>Legg til på Hjem-skjerm</strong>.',
108		android: 'For å legge til denne webappen på startsiden åpner en nettlesermenyen og velger <strong>Legg til på startsiden</strong>. <small>Menyen åpnes ved å trykke på den fysiske menyknappen hvis enheten har det, eller ved å trykke på menyikonet øverst til høyre %icon.</small>'
109	},
110
111	pt_br: {
112		ios: 'Para adicionar este app à tela de início: clique %icon e então <strong>Tela de início</strong>.',
113		android: 'Para adicionar este app à tela de início, abra o menu de opções do navegador e selecione <strong>Adicionar à tela inicial</strong>. <small>O menu pode ser acessado pressionando o "menu" button se o seu dispositivo tiver um, ou selecionando o ícone %icon no canto superior direito.</small>'
114	},
115
116	pt_pt: {
117		ios: 'Para adicionar esta app ao ecrã principal: clique %icon e depois <strong>Ecrã principal</strong>.',
118		android: 'Para adicionar esta app web ecrã principal, abra o menu de opções do navegador e selecione <strong>Adicionar à tela inicial</strong>. <small>O menu pode ser acessado pressionando o "menu" button se o seu dispositivo tiver um, ou selecionando o ícone %icon no canto superior direito.</small>'
119	},
120
121	nl_nl: {
122		ios: 'Om deze webapp aan je startscherm toe te voegen, klik op %icon en dan <strong>Zet in startscherm</strong>.',
123		android: 'Om deze webapp aan je startscherm toe te voegen, open de browserinstellingen en tik op <strong>Toevoegen aan startscherm</strong>. <small>Gebruik de "menu" knop als je telefoon die heeft, anders het menu-icoon rechtsbovenin %icon.</small>'
124	},
125
126	ru_ru: {
127		ios: 'Чтобы добавить этот сайт на свой домашний экран, нажмите на иконку %icon и затем <strong>На экран "Домой"</strong>.',
128		android: 'Чтобы добавить сайт на свой домашний экран, откройте меню браузера и нажмите на <strong>Добавить на главный экран</strong>. <small>Меню можно вызвать, нажав на кнопку меню вашего телефона, если она есть. Или найдите иконку сверху справа %icon[иконка].</small>'
129	},
130
131	sk_sk: {
132		ios: 'Pre pridanie tejto webovej aplikácie na úvodnú obrazovku: stlačte %icon a potom <strong>Pridať na úvodnú obrazovku</strong>.',
133		android: 'Pre pridanie tejto webovej aplikácie na úvodnú obrazovku otvorte menu nastavenia prehlia

133dača a stlačte <strong>Pridať na úvodnú obrazovku</strong>. <small>K menu sa dostanete stlačením hardwaroveho tlačidla, ak ho vaše zariadenie má, alebo stlačením pravej hornej menu ikony <span class="ath-action-icon">icon</span>.</small>'
134	},
135
136	sv_se: {
137		ios: 'För att lägga till denna webbapplikation på hemskärmen: tryck på %icon och därefter <strong>Lägg till på hemskärmen</strong>.',
138		android: 'För att lägga till den här webbappen på hemskärmen öppnar du webbläsarens alternativ-meny och väljer <strong>Lägg till på startskärmen</strong>. <small>Man hittar menyn genom att trycka på hårdvaruknappen om din enhet har en sådan, eller genom att trycka på menyikonen högst upp till höger %icon.</small>'
139	},
140
141	tr_tr: {
142		ios: 'Uygulamayı ana ekrana eklemek için, %icon ve ardından <strong>ana ekrana ekle</strong> butonunu tıklayın.',
143		android: 'Uygulamayı ana ekrana eklemek için, menüye girin ve <strong>ana ekrana ekle</strong> butonunu tıklayın. <small>Cihazınız menü tuşuna sahip ise menüye girmek için menü tuşunu tıklayın. Aksi takdirde %icon butonunu tıklayın.</small>'
144	},
145
146	uk_ua: {
147		ios: 'Щоб додати цей сайт на початковий екран, натисніть %icon, а потім <strong>На початковий екран</strong>.',
148		android: 'Щоб додати цей сайт на домашній екран, відкрийте меню браузера та виберіть <strong>Додати на головний екран</strong>. <small>Це можливо зробити, натиснувши кнопку меню на вашому смартфоні, якщо така є. Або ж на іконці зверху справа %icon.</small>'
149	},
150
151	zh_cn: {
152		ios: '如要把应用程序加至主屏幕,请点击%icon, 然后<strong>添加到主屏幕</strong>',
153		android: 'To add this web app to the home screen open the browser option menu and tap on <strong>Add to homescreen</strong>. <small>The menu can be accessed by pressing the menu hardware button if your device has one, or by tapping the top right menu icon %icon.</small>'
154	},
155
156	zh_tw: {
157		ios: '如要把應用程式加至主屏幕, 請點擊%icon, 然後<strong>加至主屏幕</strong>.',
158		android: 'To add this web app to the home screen open the browser option menu and tap on <strong>Add to homescreen</strong>. <small>The menu can be accessed by pressing the menu hardware button if your device has one, or by tapping the top right menu icon %icon.</small>'
159	}
160};
161
162// Add 2 characters language support (Android mostly)
163for ( var lang in ath.intl ) {
164	ath.intl[lang.substr(0, 2)] = ath.intl[lang];
165}
166
167// default options
168ath.defaults = {
169	appID: 'org.cubiq.addtohome',		// local storage name (no need to change)
170	fontSize: 15,				// base font size, used to properly resize the popup based on viewport scale factor
171	debug: false,				// override browser checks
172	logging: false,				// log reasons for showing or not showing to js console; defaults to true when debug is true
173	modal: false,				// prevent further actions until the message is closed
174	mandatory: false,			// you can't proceed if you don't add the app to the homescreen
175	autostart: true,			// show the message automatically
176	skipFirstVisit: false,		// show only to returning visitors (ie: skip the first time you visit)
177	startDelay: 1,				// display the message after that many seconds from page load
178	lifespan: 15,				// life of the message in seconds
179	displayPace: 1440,			// minutes before the message is shown again (0: display every time, default 24 hours)
180	maxDisplayCount: 0,			// absolute maximum number of times the message will be shown to the user (0: no limit)
181	icon: true,					// add touch icon to the message
182	message: '',				// the message can be customized
183	validLocation: [],			// list of pages where the message will be shown (array of regexes)
184	onInit: null,				// executed on instance creation
185	onShow: null,				// executed when the message is shown
186	onRemove: null,				// executed when the message is removed
187	onAdd: null,				// when the application is launched the first time from the homescreen (guesstimate)
188	onPrivate: null,			// executed if user is in private mode
189	privateModeOverride: false,	// show the message even in private mode (very rude)
190	detectHomescreen: false		// try to detect if the site has been added to the homescreen (false | true | 'hash' | 'queryString' | 'smartURL')
191};
192
193// browser info and capability
194var _ua = window.navigator.userAgent;
195
196var _nav = window.navigator;
197_extend(ath, {
198	hasToken: document.location.hash == '#ath' || _reSmartURL.test(document.location.href) || _reQueryString.test(document.location.search),
199	isRetina: window.devicePixelRatio && window.devicePixelRatio > 1,
200	isIDevice: (/iphone|ipod|ipad/i).test(_ua),
201	isMobileChrome: _ua.indexOf('Android') > -1 && (/Chrome\/[.0-9]*/).test(_ua) && _ua.indexOf("Version") == -1,
202	isMobileIE: _ua.indexOf('Windows Phone') > -1,
203	language: _nav.language && _nav.language.toLowerCase().replace('-', '_') || ''
204});
205
206// falls back to en_us if language is unsupported
207ath.language = ath.language && ath.language in ath.intl ? ath.language : 'en_us';
208
209ath.isMobileSafari = ath.isIDevice && _ua.indexOf('Safari') > -1 && _ua.indexOf('CriOS') < 0;
210ath.OS = ath.isIDevice ? 'ios' : ath.isMobileChrome ? 'android' : ath.isMobileIE ? 'windows' : 'unsupported';
211
212ath.OSVersion = _ua.match(/(OS|Android) (\d+[_\.]\d+)/);
213ath.OSVersion = ath.OSVersion && ath.OSVersion[2] ? +ath.OSVersion[2].replace('_', '.') : 0;
214
215ath.isStandalone = 'standalone' in window.navigator && window.navigator.standalone;
216ath.isTablet = (ath.isMobileSafari && _ua.indexOf('iPad') > -1) || (ath.isMobileChrome && _ua.indexOf('Mobile') < 0);
217
218ath.isCompatible = (ath.isMobileSafari && ath.OSVersion >= 6) || ath.isMobileChrome;	// TODO: add winphone
219
220var _defaultSession = {
221	lastDisplayTime: 0,			// last time we displayed the message
222	returningVisitor: false,	// is this the first time you visit

223	displayCount: 0,			// number of times the message has been shown
224	optedout: false,			// has the user opted out
225	added: false				// has been actually added to the homescreen
226};
227
228ath.removeSession = function (appID) {
229	try {
230		if (!localStorage) {
231			throw new Error('localStorage is not defined');
232		}
233
234		localStorage.removeItem(appID || ath.defaults.appID);
235	} catch (e) {
236		// we are most likely in private mode
237	}
238};
239
240ath.doLog = function (logStr) {
241	if ( this.options.logging ) {
242		console.log(logStr);
243	}
244};
245
246ath.Class = function (options) {
247	// class methods
248	this.doLog = ath.doLog;
249
250	// merge default options with user config
251	this.options = _extend({}, ath.defaults);
252	_extend(this.options, options);
253	// override defaults that are dependent on each other
254	if ( this.options && this.options.debug && (typeof this.options.logging === "undefined") ) {
255		this.options.logging = true;
256	}
257
258	// IE<9 so exit (I hate you, really)
259	if ( !_eventListener ) {
260		return;
261	}
262
263	// normalize some options
264	this.options.mandatory = this.options.mandatory && ( 'standalone' in window.navigator || this.options.debug );
265	this.options.modal = this.options.modal || this.options.mandatory;
266	if ( this.options.mandatory ) {
267		this.options.startDelay = -0.5;		// make the popup hasty
268	}
269	this.options.detectHomescreen = this.options.detectHomescreen === true ? 'hash' : this.options.detectHomescreen;
270
271	// setup the debug environment
272	if ( this.options.debug ) {
273		ath.isCompatible = true;
274		ath.OS = typeof this.options.debug == 'string' ? this.options.debug : ath.OS == 'unsupported' ? 'android' : ath.OS;
275		ath.OSVersion = ath.OS == 'ios' ? '8' : '4';
276	}
277
278	// the element the message will be appended to
279	this.container = document.body;
280
281	// load session
282	this.session = this.getItem(this.options.appID);
283	this.session = this.session ? JSON.parse(this.session) : undefined;
284
285	// user most likely came from a direct link containing our token, we don't need it and we remove it
286	if ( ath.hasToken && ( !ath.isCompatible || !this.session ) ) {
287		ath.hasToken = false;
288		_removeToken();
289	}
290
291	// the device is not supported
292	if ( !ath.isCompatible ) {
293 		this.doLog("Add to homescreen: not displaying callout because device not supported");
294		return;
295	}
296
297	this.session = this.session || _defaultSession;
298
299	// check if we can use the local storage
300	try {
301		if (!localStorage) {
302			throw new Error('localStorage is not defined');
303		}
304
305		localStorage.setItem(this.options.appID, JSON.stringify(this.session));
306		ath.hasLocalStorage = true;
307	} catch (e) {
308		// we are most likely in private mode
309		ath.hasLocalStorage = false;
310
311		if ( this.options.onPrivate ) {
312			this.options.onPrivate.call(this);
313		}
314	}
315
316	// check if this is a valid location
317	var isValidLocation = !this.options.validLocation.length;
318	for ( var i = this.options.validLocation.length; i--; ) {
319		if ( this.options.validLocation[i].test(document.location.href) ) {
320			isValidLocation = true;
321			break;
322		}
323	}
324
325	// check compatibility with old versions of add to homescreen. Opt-out if an old session is found
326	if ( this.getItem('addToHome') ) {
327		this.optOut();
328	}
329
330	// critical errors:
331	if ( this.session.optedout ) {
332		this.doLog("Add to homescreen: not displaying callout because user opted out");
333		return;
334	}
335	if ( this.session.added ) {
336		this.doLog("Add to homescreen: not displaying callout because already added to the homescreen");
337		return;
338	}
339	if ( !isValidLocation ) {
340		this.doLog("Add to homescreen: not displaying callout because not a valid location");
341		return;
342	}
343
344	// check if the app is in stand alone mode
345	if ( ath.isStandalone ) {
346		// execute the onAdd event if we haven't already
347		if ( !this.session.added ) {
348			this.session.added = true;
349			this.updateSession();
350
351			if ( this.options.onAdd && ath.hasLocalStorage ) {	// double check on localstorage to avoid multiple calls to the custom event
352				this.options.onAdd.call(this);
353			}
354		}
355
356		this.doLog("Add to homescreen: not displaying callout because in standalone mode");
357		return;
358	}
359
360	// (try to) check if the page has been added to the homescreen
361	if ( this.options.detectHomescreen ) {
362		// the URL has the token, we are likely coming from the homescreen
363		if ( ath.hasToken ) {
364			_removeToken();		// we don't actually need the token anymore, we remove it to prevent redistribution
365
366			// this is called the first time the user opens the app from the homescreen
367			if ( !this.session.added ) {
368				this.session.added = true;
369				this.updateSession();
370
371				if ( this.options.onAdd && ath.hasLocalStorage ) {	// double check on localstorage to avoid multiple calls to the custom event
372					this.options.onAdd.call(this);
373				}
374			}
375
376			this.doLog("Add to homescreen: not displaying callout because URL has token, so we are likely coming from homescreen");
377			return;
378		}
379
380		// URL doesn't have the token, so add it
381		if ( this.options.detectHomescreen == 'hash' ) {
382			history.replaceState('', window.document.title, document.location.href + '#ath');
383		} else if ( this.options.detectHomescreen == 'smartURL' ) {
384			history.replaceState('', window.document.title, document.location.href.replace(/(\/)?$/, '/ath$1'));
385		} else {
386			history.replaceState('', window.document.title, document.location.href + (document.location.search ? '&' : '?' ) + 'ath=');
387		}
388	}
389
390	// check if this is a returning visitor
391	if ( !this.session.returningVisitor ) {
392		this.session.returningVisitor = true;
393		this.updateSession();
394
395		// we do not show the message if this is your first visit
396		if ( this.options.skipFirstVisit ) {
397			this.doLog("Add to homescreen: not displaying callout because skipping first visit");
398			return;
399		}
400	}
401
402	// we do no show the message in private mode
403	if ( !this.options.privateModeOverride && !ath.hasLocalStorage ) {
404		this.doLog("Add to homescreen: not displaying callout because browser is in private mode");
405		return;
406	}
407
408	// all checks passed, ready to display
409	this.ready = true;
410
411	if ( this.options.onInit ) {
412		this.options.onInit.call(this);
413	}
414
415	if ( this.options.autostart ) {
416		this.doLog("Add to homescreen: autostart displaying callout");
417		this.show();
418	}
419};
420
421ath.Class.prototype = {
422	// event type to method conversion
423	events: {
424		load: '_delayedShow',
425		error: '_delayedShow',
426		orientationchange: 'resize',
427		resize: 'resize',
428		scroll: 'resize',
429		click: 'remove',
430		touchmove: '_preventDefault',
431		transitionend: '_removeElements',
432		webkitTransitionEnd: '_removeElements',
433		MSTransitionEnd: '_removeElements'
434	},
435
436	handleEvent: function (e) {
437		var type = this.events[e.type];
438		if ( type ) {
439			this[type](e);
440		}
441	},
442
443	show: function (force) {
444		// in autostart mode wait for the document to be ready
445		if ( this.options.autostart && !_DOMReady ) {
446			setTimeout(this.show.bind(this), 50);
447			// we are not displaying callout because DOM not ready, but don't log that because
448			// it would log too frequently
449			return;
450		}
451
452		// message already on screen
453		if ( this.shown ) {
454			this.doLog("Add to homescreen: not displaying callout because already shown on screen");
455			return;
456		}
457
458		var now = Date.now();
459		var lastDisplayTime = this.session.lastDisplayTime;
460
461		if ( force !== true ) {
462			// this is needed if autostart is disabled and you programmatically call the show() method
463			if ( !this.ready ) {
464				this.doLog("Add to homescreen: not displaying callout because not ready");
465				return;
466			}
467
468			// we obey the display pace (prevent the message to popup too often)
469			if ( now - lastDisplayTime < this.options.displayPace * 60000 ) {
470				this.doLog("Add to homescreen: not displaying callout because displayed recently");
471				return;
472			}
473
474			// obey the maximum number of display count
475			if ( this.options.maxDisplayCount && this.session.displayCount >= this.options.maxDisplayCount ) {
476				this.doLog("Add to homescreen: not displaying callout because displayed too many times already");
477				return;
478			}
479		}
480
481		this.shown = true;
482
483		// increment the display count
484		this.session.lastDisplayTime = now;
485		this.session.displayCount++;
486		this.updateSession();
487
488		// try to get the highest resolution application icon
489		if ( !this.applicationIcon ) {
490			if ( ath.OS == 'ios' ) {
491				this.applicationIcon = document.querySelector('head link[rel^=apple-touch-icon][sizes="152x152"],head link[rel^=apple-touch-icon][sizes="144x144"],head link[rel^=apple-touch-icon][sizes="120x120"],head link[rel^=apple-touch-icon][sizes="114x114"],head link[rel^=apple-touch-icon]');
492			} else {
493				this.applicationIcon = document.querySelector('head link[rel^="shortcut icon"][sizes="196x196"],head link[rel^=apple-touch-icon]');
494			}
495		}
496
497		var message = '';
498
499		if ( typeof this.options.message == 'object' && ath.language in this.options.message ) {		// use custom language message
500			message = this.options.message[ath.language][ath.OS];
501		} else if ( typeof this.options.message == 'object' && ath.OS in this.options.message ) {		// use custom os message
502			message = this.options.message[ath.OS];
503		} else if ( this.options.message in ath.intl ) {				// you can force the locale
504			message = ath.intl[this.options.message][ath.OS];
505		} else if ( this.options.message !== '' ) {						// use a custom message
506			message = this.options.message;
507		} else if ( ath.OS in ath.intl[ath.language] ) {				// otherwise we use our message
508			message = ath.intl[ath.language][ath.OS];
509		}
510
511		// add the action icon
512		message = '<p>' + message.replace(/%icon(?:\[([^\]]+)\])?/gi, function(matches, group1) {
513			return '<span class="ath-action-icon">' + (!!group1 ? group1 : 'icon') + '</span>';
514		}) + '</p>';
515
516		// create the message container
517		this.viewport = document.createElement('div');
518		this.viewport.className = 'ath-viewport';
519		if ( this.options.modal ) {
520			this.viewport.className += ' ath-modal';
521		}
522		if ( this.options.mandatory ) {
523			this.viewport.className += ' ath-mandatory';
524		}
525		this.viewport.style.position = 'absolute';
526
527		// create the actual message element
528		this.element = document.createElement('div');
529		this.element.className = 'ath-container ath-' + ath.OS + ' ath-' + ath.OS + (parseInt(ath.OSVersion) || '') + ' ath-' + (ath.isTablet ? 'tablet' : 'phone');
530		this.element.style.cssText = '-webkit-transition-property:-webkit-transform,opacity;-webkit-transition-duration:0s;-webkit-transition-timing-function:ease-out;transition-property:transform,opacity;transition-duration:0s;transition-timing-function:ease-out;';
531		this.element.style.webkitTransform = 'translate3d(0,-' + window.innerHeight + 'px,0)';
532		this.element.style.transform = 'translate3d(0,-' + window.innerHeight + 'px,0)';
533
534		// add the application icon
535		if ( this.options.icon && this.applicationIcon ) {
536			this.element.className += ' ath-icon';
537			this.img = document.createElement('img');
538			this.img.className = 'ath-application-icon';
539			this.img.addEventListener('load', this, false);
540			this.img.addEventListener('error', this, false);
541
542			this.img.src = this.applicationIcon.href;
543			this.element.appendChild(this.img);
544		}
545
546		this.element.innerHTML += message;
547
548		// we are not ready to show, place the message out of sight
549		this.viewport.style.left = '-99999em';
550
551		// attach all elements to the DOM
552		this.viewport.appendChild(this.element);
553		this.container.appendChild(this.viewport);
554
555		// if we don't have to wait for an image to load, show the message right away
556		if ( this.img ) {
557			this.doLog("Add to homescreen: not displaying callout because waiting for img to load");
558		} else {
559			this._delayedShow();
560		}
561	},
562
563	_delayedShow: function (e) {
564		setTimeout(this._show.bind(this), this.options.startDelay * 1000 + 500);
565	},
566
567	_show: function () {
568		var that = this;
569
570		// update the viewport size and orientation
571		this.updateViewport();
572
573		// reposition/resize the message on orientation change
574		window.addEventListener('resize', this, false);
575		window.addEventListener('scroll', this, false);
576		window.addEventListener('orientationchange', this, false);
577
578		if ( this.options.modal ) {
579			// lock any other interaction
580			document.addEventListener('touchmove', this, true);
581		}
582
583		// Enable closing after 1 second
584		if ( !this.options.mandatory ) {
585			setTimeout(function () {
586				that.element.addEventListener('click', that, true);
587			}, 1000);
588		}
589
590		// kick the animation
591		setTimeout(function () {
592			that.element.style.webkitTransitionDuration = '1.2s';
593			that.element.style.transitionDuration = '1.2s';

594			that.element.style.webkitTransform = 'translate3d(0,0,0)';
595			that.element.style.transform = 'translate3d(0,0,0)';
596		}, 0);
597
598		// set the destroy timer
599		if ( this.options.lifespan ) {
600			this.removeTimer = setTimeout(this.remove.bind(this), this.options.lifespan * 1000);
601		}
602
603		// fire the custom onShow event
604		if ( this.options.onShow ) {
605			this.options.onShow.call(this);
606		}
607	},
608
609	remove: function () {
610		clearTimeout(this.removeTimer);
611
612		// clear up the event listeners
613		if ( this.img ) {
614			this.img.removeEventListener('load', this, false);
615			this.img.removeEventListener('error', this, false);
616		}
617
618		window.removeEventListener('resize', this, false);
619		window.removeEventListener('scroll', this, false);
620		window.removeEventListener('orientationchange', this, false);
621		document.removeEventListener('touchmove', this, true);
622		this.element.removeEventListener('click', this, true);
623
624		// remove the message element on transition end
625		this.element.addEventListener('transitionend', this, false);
626		this.element.addEventListener('webkitTransitionEnd', this, false);
627		this.element.addEventListener('MSTransitionEnd', this, false);
628
629		// start the fade out animation
630		this.element.style.webkitTransitionDuration = '0.3s';
631		this.element.style.opacity = '0';
632	},
633
634	_removeElements: function () {
635		this.element.removeEventListener('transitionend', this, false);
636		this.element.removeEventListener('webkitTransitionEnd', this, false);
637		this.element.removeEventListener('MSTransitionEnd', this, false);
638
639		// remove the message from the DOM
640		this.container.removeChild(this.viewport);
641
642		this.shown = false;
643
644		// fire the custom onRemove event
645		if ( this.options.onRemove ) {
646			this.options.onRemove.call(this);
647		}
648	},
649
650	updateViewport: function () {
651		if ( !this.shown ) {
652			return;
653		}
654
655		this.viewport.style.width = window.innerWidth + 'px';
656		this.viewport.style.height = window.innerHeight + 'px';
657		this.viewport.style.left = window.scrollX + 'px';
658		this.viewport.style.top = window.scrollY + 'px';
659
660		var clientWidth = document.documentElement.clientWidth;
661
662		this.orientation = clientWidth > document.documentElement.clientHeight ? 'landscape' : 'portrait';
663
664		var screenWidth = ath.OS == 'ios' ? this.orientation == 'portrait' ? screen.width : screen.height : screen.width;
665		this.scale = screen.width > clientWidth ? 1 : screenWidth / window.innerWidth;
666
667		this.element.style.fontSize = this.options.fontSize / this.scale + 'px';
668	},
669
670	resize: function () {
671		clearTimeout(this.resizeTimer);
672		this.resizeTimer = setTimeout(this.updateViewport.bind(this), 100);
673	},
674
675	updateSession: function () {
676		if ( ath.hasLocalStorage === false ) {
677			return;
678		}
679
680        if (localStorage) {
681            localStorage.setItem(this.options.appID, JSON.stringify(this.session));
682        }
683	},
684
685	clearSession: function () {
686		this.session = _defaultSession;
687		this.updateSession();
688	},
689
690	getItem: function(item) {
691		try {
692			if (!localStorage) {
693				throw new Error('localStorage is not defined');
694			}
695
696			return localStorage.getItem(item);
697		} catch(e) {
698			// Preventing exception for some browsers when fetching localStorage key
699			ath.hasLocalStorage = false;
700		}
701	},
702
703	optOut: function () {
704		this.session.optedout = true;
705		this.updateSession();
706	},
707
708	optIn: function () {
709		this.session.optedout = false;
710		this.updateSession();
711	},
712
713	clearDisplayCount: function () {
714		this.session.displayCount = 0;
715		this.updateSession();
716	},
717
718	_preventDefault: function (e) {
719		e.preventDefault();
720		e.stopPropagation();
721	}
722};
723
724// utility
725function _extend (target, obj) {
726	for ( var i in obj ) {
727		target[i] = obj[i];
728	}
729
730	return target;
731}
732
733function _removeToken () {
734	if ( document.location.hash == '#ath' ) {
735		history.replaceState('', window.document.title, document.location.href.split('#')[0]);
736	}
737
738	if ( _reSmartURL.test(document.location.href) ) {
739		history.replaceState('', window.document.title, document.location.href.replace(_reSmartURL, '$1'));
740	}
741
742	if ( _reQueryString.test(document.location.search) ) {
743		history.replaceState('', window.document.title, document.location.href.replace(_reQueryString, '$2'));
744	}
745}
746
747// expose to the world
748window.addToHomescreen = ath;
749
750})(window, document);

Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.