service-worker

问题 Is it possible to call a function from a JavaScript file out of an ServiceWorker? Directory root static js serviceworker.js tmpBuild js pages Overview.js serviceworker.js has to call a method from Overview.js ! Is that possible? And How? 回答1: You can use importScripts() https://developer.mozilla.org/en-US/docs/Web/API/WorkerGlobalScope/importScripts importScripts('https://example.com/script.js'); 来源： https://stackoverflow.com/questions/46932176/can-i-call-a-method-from-an-external-js-file-in

问题 Is it possible to call a function from a JavaScript file out of an ServiceWorker? Directory root static js serviceworker.js tmpBuild js pages Overview.js serviceworker.js has to call a method from Overview.js ! Is that possible? And How? 回答1: You can use importScripts() https://developer.mozilla.org/en-US/docs/Web/API/WorkerGlobalScope/importScripts importScripts('https://example.com/script.js'); 来源： https://stackoverflow.com/questions/46932176/can-i-call-a-method-from-an-external-js-file-in

问题 I am calling server data by using ajax in index.html. It is perfectly fetching those data. Now, i am working with serviceworker. I can cache all the static assets(images,js,css) and check those cached assets in Cached storage in application tab in Chrome dev tools. I can see in Network tab also those assets are cached( disk cache). Now, I want to cache those ajax response(array of image files) using service worker. In network tab, i can see it is calling url (type : xhr ) not cached. I have

问题 I understand that ServiceWorkers can grab responses out of cached network requests. That said, is it possible to have these workers continue to update the cache in the background? Consider the following scenario: a user logs into an app where they have cached data, and is immediately greeted with "Welcome, <cached_username>!" Is it be possible for the service worker to continue to make the network request after serving a cache match? The user could've updated their username to new_username on

问题 I'm developing an app with angular5, using service workers via the ng-cli, but I realized that after the first time the app shell loads, it doesn't refresh. How can I push new file versions to my app after build it with ng build ?. I could directly rewrite the sw.js manually, but as it is generated via the cli, I don't like to affect anything I don't know what is for. I'm looking for this answer all day, but as service workers are new for the 1.6 version of the ng-cli, I have not found any. I

问题 Please I want to use setInterval which shows a notification every 5 seconds inside my service worker javascript file and it works fine at first but gradually after about 20 seconds it stops working Here is the part where timer is initialized in the service worker java script file self.addEventListener('activate', function(event) { setInterval(function() { self.registration.showNotification("title", { body: "test" }); },5000); }); 回答1: Service workers have a limited lifetime, you can't keep

问题 Please I want to use setInterval which shows a notification every 5 seconds inside my service worker javascript file and it works fine at first but gradually after about 20 seconds it stops working Here is the part where timer is initialized in the service worker java script file self.addEventListener('activate', function(event) { setInterval(function() { self.registration.showNotification("title", { body: "test" }); },5000); }); 回答1: Service workers have a limited lifetime, you can't keep

问题 In a Service Worker, I'm trying to import another helper script using importScripts, however I keep getting a Uncaught DOMException: Failed to execute 'importScripts' on 'WorkerGlobalScope': The script at 'http://localhost:5000/src/js/utility.js' failed to load. I have the following code in the Service Worker: importScripts('../src/js/utility.js'); workbox.routing.registerRoute(/.*(?:jsonplaceholder\.typicode)\.com.*$/, function(args){ console.log('Json placeholder being called'); // Send

问题 After i update my Angular 4 PWA app and deployed , user not getting new updates until user clear the cache and refresh the browser. Sw doesn't update. Even i press the update button in crome Dev it doesn't update I have to clear the cache and refresh the browser. I used these packages @angular/service-worker @angular/platform-server ng-pwa-tools 回答1: Make sure your app checks for updates from the server from time to time . In the app.component.ts add private swUpdate: SwUpdate into the

问题 After i update my Angular 4 PWA app and deployed , user not getting new updates until user clear the cache and refresh the browser. Sw doesn't update. Even i press the update button in crome Dev it doesn't update I have to clear the cache and refresh the browser. I used these packages @angular/service-worker @angular/platform-server ng-pwa-tools 回答1: Make sure your app checks for updates from the server from time to time . In the app.component.ts add private swUpdate: SwUpdate into the