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const CACHE_VERSION = '1.7.72.4';
const BASE_CACHE_FILES = [
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-10.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
'https://www.erekafleuriste.com/wp-content/uploads/2024/07/Design-sans-titre-11.png',
];
const OFFLINE_CACHE_FILES = [
'https://www.erekafleuriste.com/',
];
const NOT_FOUND_CACHE_FILES = [
'https://www.erekafleuriste.com/',
];
const OFFLINE_PAGE = 'https://www.erekafleuriste.com/';
const NOT_FOUND_PAGE = 'https://www.erekafleuriste.com/';
const CACHE_VERSIONS = {
content: 'content-v' + CACHE_VERSION,
notFound: '404-v' + CACHE_VERSION,
offline: 'offline-v' + CACHE_VERSION,
};
// Define MAX_TTL's in SECONDS for specific file extensions
const MAX_TTL = {
'/': 3600,
html: 3600,
json: 86400,
js: 86400,
css: 86400,
png: 86400,
jpg: 86400,
};
const CACHE_STRATEGY = {
default: 'cacheFirst',
css_js: 'cacheFirst',
images: 'cacheFirst',
fonts: 'cacheFirst',
};
const CACHE_BLACKLIST = [
// (str) => {
// return !str.includes('/wp-admin/') || !str.startsWith('https://www.erekafleuriste.com//wp-admin/');
// },
];
const neverCacheUrls = [/\/wp-admin/,/\/wp-login/,/preview=true/,/\/cart/,/ajax/,/login/,];
const SUPPORTED_METHODS = [
'GET',
];
// Check if current url is in the neverCacheUrls list
function pwaForWpcheckNeverCacheList(url) {
if ( this.match(url) ) {
return false;
}
return true;
}
/**
* pwaForWpisBlackListed
* @param {string} url
* @returns {boolean}
*/
function pwaForWpisBlackListed(url) {
return (CACHE_BLACKLIST.length > 0) ? !CACHE_BLACKLIST.filter((rule) => {
if(typeof rule === 'function') {
return !rule(url);
} else {
return false;
}
}).length : false
}
/**
* pwaForWpgetFileExtension
* @param {string} url
* @returns {string}
*/
function pwaForWpgetFileExtension(url) {
if (typeof url === 'string') {
let split_two = url.split('?');
let split_url = split_two[0];
let extension = split_url.split('.').reverse()[0].split('?')[0];
return (extension.endsWith('/')) ? '/' : extension;
}else{
return null;
}
}
/**
* pwaForWpgetTTL
* @param {string} url
*/
function pwaForWpgetTTL(url) {
if (typeof url === 'string') {
let extension = pwaForWpgetFileExtension(url);
if (typeof MAX_TTL[extension] === 'number') {
return MAX_TTL[extension];
} else {
return MAX_TTL["/"];
}
} else {
return MAX_TTL["/"];
}
}
/**
* pwaForWpinstallServiceWorker
* @returns {Promise}
*/
function pwaForWpinstallServiceWorker() {
return Promise.all(
[
caches.open(CACHE_VERSIONS.content)
.then(
(cache) => {
if(BASE_CACHE_FILES.length >0){
for (var i = 0; i < BASE_CACHE_FILES.length; i++) {
pwaForWpprecacheUrl(BASE_CACHE_FILES[i])
}
}
//return cache.addAll(BASE_CACHE_FILES);
}
),
caches.open(CACHE_VERSIONS.offline)
.then(
(cache) => {
return cache.addAll(OFFLINE_CACHE_FILES);
}
),
caches.open(CACHE_VERSIONS.notFound)
.then(
(cache) => {
return cache.addAll(NOT_FOUND_CACHE_FILES);
}
)
]
)
.then(() => {
return self.skipWaiting();
});
}
/**
* pwaForWpcleanupLegacyCache
* @returns {Promise}
*/
function pwaForWpcleanupLegacyCache() {
let currentCaches = Object.keys(CACHE_VERSIONS)
.map(
(key) => {
return CACHE_VERSIONS[key];
}
);
return new Promise(
(resolve, reject) => {
caches.keys()
.then(
(keys) => {
return legacyKeys = keys.filter(
(key) => {
return !~currentCaches.indexOf(key);
}
);
}
)
.then(
(legacy) => {
if (legacy.length) {
Promise.all(
legacy.map(
(legacyKey) => {
return caches.delete(legacyKey)
}
)
)
.then(
() => {
resolve()
}
)
.catch(
(err) => {
reject(err);
}
);
} else {
resolve();
}
}
)
.catch(
() => {
reject();
}
);
}
);
}
function pwaForWpprecacheUrl(url) {
if(!pwaForWpisBlackListed(url)) {
caches.open(CACHE_VERSIONS.content)
.then((cache) => {
cache.match(url)
.then((response) => {
if(!response) {
return fetch(url)
} else {
// already in cache, nothing to do.
return null
}
})
.then((response) => {
if(response) {
fetch(url).then(dataWrappedByPromise => dataWrappedByPromise.text())
.then(data => {
if(data){
const regex = /<img[^>]+src="(https:\/\/[^">]+)"/g;
let m;
while ((m = regex.exec(data)) !== null) {
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
m.forEach((match, groupIndex) => {
if(groupIndex == 1){
if(new URL(match).origin == location.origin){
fetch(match).
then((imagedata) => {
//console.log(imagedata);
cache.put(match, imagedata.clone());
});
}
}
});
}
}
});
return cache.put(url, response.clone());
} else {
return null;
}
});
})
}
}
var fetchRengeData = function(event){
var pos = Number(/^bytes\=(\d+)\-$/g.exec(event.request.headers.get('range'))[1]);
console.log('Range request for', event.request.url, ', starting position:', pos);
event.respondWith(
caches.open(CACHE_VERSIONS.content)
.then(function(cache) {
return cache.match(event.request.url);
}).then(function(res) {
if (!res) {
return fetch(event.request)
.then(res => {
return res.arrayBuffer();
});
}
return res.arrayBuffer();
}).then(function(ab) {
return new Response(
ab.slice(pos),
{
status: 206,
statusText: 'Partial Content',
headers: [
// ['Content-Type', 'video/webm'],
['Content-Range', 'bytes ' + pos + '-' +
(ab.byteLength - 1) + '/' + ab.byteLength]]
});
}));
}
let cachingStrategy = {
notGetMethods: function(event){
// If non-GET request, try the network first, fall back to the offline page
if (event.request.method !== 'GET') {
event.respondWith(
fetch(event.request)
.catch(error => {
return caches.match(offlinePage);
})
);
return false;
}
},
fetchFromCache: function(event){
/* return new Promise(
(resolve) => {*/
return caches.open(CACHE_VERSIONS.content)
.then(
(cache) => {
return cache.match(event.request)
.then(
(response) => {
if (response) {
let headers = response.headers.entries();
let date = null;
for (let pair of headers) {
if (pair[0] === 'date') {
date = new Date(pair[1]);
}
}
if (date) {
let age = parseInt((new Date().getTime() - date.getTime())/1000);
let ttl = pwaForWpgetTTL(event.request.url);
if (age > ttl) {
return new Promise(
(resolve) => {
return fetch(event.request.clone())
.then(
(updatedResponse) => {
if (updatedResponse) {
cache.put(event.request, updatedResponse.clone());
resolve(updatedResponse);
} else {
resolve(response)
}
}
)
.catch(
() => {
resolve(response);
}
);
}
)
.catch(
(err) => {
return response;
}
);
} else {
return response;
}
} else {
return response;
}
} else {
return null;
}
}
)
.then(
(response) => {
if (response) {
return response;
} else {
return fetch(event.request.clone(), {cache: "no-store"})
.then(
(response) => {
if(response.status < 300) {
if (~SUPPORTED_METHODS.indexOf(event.request.method) && !pwaForWpisBlackListed(event.request.url)) {
cache.put(event.request, response.clone());
}
return response;
} else {
return caches.open(CACHE_VERSIONS.notFound).then((cache) => {
return cache.match(NOT_FOUND_PAGE);
})
}
}
)
.then((response) => {
if(response) {
return response;
}
})
.catch(
() => {
return caches.open(CACHE_VERSIONS.offline)
.then(
(offlineCache) => {
return offlineCache.match(OFFLINE_PAGE)
}
)
}
);
}
}
)
.catch(
(error) => {
console.error(' Error in fetch handler:', error);
throw error;
}
);
}
)
/*})*/
},
fetchnetwork: function(event){
return caches.open(CACHE_VERSIONS.content)
.then(
(cache) => {
return fetch(event.request.clone()).then(function (response) {
if(response.status < 300) {
if (~SUPPORTED_METHODS.indexOf(event.request.method) && !pwaForWpisBlackListed(event.request.url)) {
cache.put(event.request, response.clone());
}
return response;
}else if(response.status==404){
return cachingStrategy.Notfoundpage();
} else if( cache.match(event.request) ){
return cache.match(event.request);
}else {
return cachingStrategy.Offlinepage();
}
}).catch(
(err) => {
return cache.match(event.request)
}
).catch(
(err) => {
return cachingStrategy.Offlinepage();
}
)
}
).catch(
(err) => {
return cachingStrategy.Offlinepage();
}
)
},
addCache: function(event,updatedResponse){
cache.put(event.request, updatedResponse.clone());
resolve(updatedResponse);
},
Offlinepage: function(){
return caches.open(CACHE_VERSIONS.offline).then((cache) => {
return cache.match(OFFLINE_PAGE);
})
},
Notfoundpage: function(){
return caches.open(CACHE_VERSIONS.notFound).then((cache) => {
return cache.match(NOT_FOUND_PAGE);
})
},
/*Strategies*/
networkOnlyStrategy: function(event){
return caches.open(CACHE_VERSIONS.content)
.then(
(cache) => {
return fetch(event.request.clone()).then(function (response) {
if(response.status < 300) {
if (~SUPPORTED_METHODS.indexOf(event.request.method) && !pwaForWpisBlackListed(event.request.url)) {
cache.put(event.request, response.clone());
}
return response;
}else if(response.status==404){
return cachingStrategy.Notfoundpage();
} else if(cache.match(event.request)){
return cache.match(event.request)
} else {
return cachingStrategy.Offlinepage();
}
}).catch(
(err) => {
return cachingStrategy.Offlinepage();
}
)
}
).catch(
(err) => {
return cachingStrategy.Offlinepage()
}
);
},
cacheFirstStrategy: function(events){
return cachingStrategy.fetchFromCache(events).catch(
(err) => {
return cachingStrategy.Offlinepage()
}
);
},
NeworkFirstStrategy: function(events){
return cachingStrategy.fetchnetwork(events).catch(
(err) => {
return cachingStrategy.fetchFromCache(events)
}
).catch(
(err) => {
return cachingStrategy.Offlinepage()
}
);
}
}
self.addEventListener(
'install', event => {
event.waitUntil(
Promise.all([
pwaForWpinstallServiceWorker(),
self.skipWaiting(),
])
);
}
);
// The activate handler takes care of cleaning up old caches.
self.addEventListener(
'activate', event => {
event.waitUntil(
Promise.all(
[
pwaForWpcleanupLegacyCache(),
self.clients.claim(),
self.skipWaiting(),
]
)
.catch(
(err) => {
self.skipWaiting();
}
)
);
}
);
self.addEventListener('online', event => {
if (navigator.onLine && navigator.standalone === true) {
isReachable(event.request.url).then(function(online) {
if (online) {
//handle online status
caches.delete(event.request.url);
console.log('online');
} else {
console.log('no connectivity');
}
});
} else {
//handle offline status
console.log('offline');
}
});
function isReachable(url) {
/**
* Note: fetch() still "succeeds" for 404s on subdirectories,
* which is ok when only testing for domain reachability.
*/
return fetch(url, { method: 'HEAD', mode: 'no-cors' })
.then(function(resp) {
return resp && (resp.ok || resp.type === 'opaque');
})
.catch(function(err) {
console.warn('[conn test failure]:', err);
});
}
self.addEventListener(
'fetch', event => {
// Return if the current request url is in the never cache list
if ( ! neverCacheUrls.every(pwaForWpcheckNeverCacheList, event.request.url) ) {
//console.log( 'PWA ServiceWorker: URL exists in excluded list of cache.' + event.request.url);
return;
}
if(! neverCacheUrls.every(pwaForWpcheckNeverCacheList, event.request.referrer) ){
//console.log( 'PWA ServiceWorker: Ref-URL exists in excluded list of cache.' + event.request.referrer);
return;
}
if(pwaForWpisBlackListed(event.request.url)){
return;
}
const url = new URL(event.request.url);
path_array = url.pathname.split('/')
if (event.request.method === 'POST' && path_array.includes('activity')) {
return event.respondWith((async () => {
const formData = await event.request.formData();
const title = formData.get('title');
const text = formData.get('text');
const link = formData.get('url');
const image = formData.get('externalMedia');
const reader = new FileReader();
reader.onload = async (event) => {
const imageData = event.target.result;
const db = await openDatabase();
await saveData(db, {
id: 'sharedData',
title: title,
text: text,
url: link,
image: imageData
});
console.log('Data saved to IndexedDB');
// return Response.redirect('/?share-target', 303);
return Response.redirect(url.pathname+'/?share-target', 303);
};
reader.readAsDataURL(image);
return Response.redirect(url.pathname+'/?share-target', 303);
// return Response.redirect('/?share-target', 303);
})());
}
// Return if request url protocal isn't http or https
if ( ! event.request.url.match(/^(http|https):\/\//i) )
return;
if ( event.request.referrer.match(/^(wp-admin):\/\//i) )
return;
if ( new URL(event.request.url).origin !== location.origin )
return;
if(event.request.method !== 'GET' ){
event.respondWith(
fetch(event.request)
.catch(error => {
return caches.open(CACHE_VERSIONS.offline).then(function(cache) {
return cache.match(OFFLINE_PAGE);
});
})
);
return false;
}
const destination = event.request.destination;
switch (destination) {
case 'style':
case 'script':
cachingStrategyType = CACHE_STRATEGY.css_js;
break;
case 'document':
cachingStrategyType = CACHE_STRATEGY.default
break;
case 'image':
cachingStrategyType = CACHE_STRATEGY.images;
break;
case 'font':
cachingStrategyType = CACHE_STRATEGY.fonts;
break;
// All `XMLHttpRequest` or `fetch()` calls where
// `Request.destination` is the empty string default value
default:
cachingStrategyType = CACHE_STRATEGY.default
}
var cache = null;
switch(cachingStrategyType){
case "networkFirst":
cache = cachingStrategy.NeworkFirstStrategy(event)
break;
case "networkOnly":
cache = cachingStrategy.networkOnlyStrategy(event)
break;
//break;
case "cacheFirst":
case "staleWhileRevalidate":
default:
cache = cachingStrategy.cacheFirstStrategy(event)
break;
}
event.respondWith(cache);
}
);
function openDatabase() {
return new Promise((resolve, reject) => {
const request = indexedDB.open('shareTargetDB', 1);
request.onupgradeneeded = (event) => {
const db = event.target.result;
db.createObjectStore('sharedData', { keyPath: 'id' });
};
request.onsuccess = (event) => {
resolve(event.target.result);
};
request.onerror = (event) => {
reject(event.target.error);
};
});
}
function saveData(db, data) {
return new Promise((resolve, reject) => {
const transaction = db.transaction('sharedData', 'readwrite');
const store = transaction.objectStore('sharedData');
const request = store.put(data);
request.onsuccess = () => {
resolve();
};
request.onerror = (event) => {
reject(event.target.error);
};
});
}
self.addEventListener('message', (event) => {
if(
typeof event.data === 'object' &&
typeof event.data.action === 'string'
) {
switch(event.data.action) {
case 'cache' :
pwaForWpprecacheUrl(event.data.url);
break;
default :
console.log('Unknown action: ' + event.data.action);
break;
}
}
});