miniflux-v2/ui/static_javascript.go
Frédéric Guillot 8a812cd8ec Add basic PWA offline page
- Remove feed_icons cache because it's causing more problems that it solve.
- Add basic offline mode when using the service worker.
- Starting in Chrome 93, offline mode is going to be a requirement to install the PWA.

https://developer.chrome.com/blog/improved-pwa-offline-detection/#enforcement-starting-chrome-93-august-2021
2021-03-07 15:44:42 -08:00

40 lines
1.0 KiB
Go

// Copyright 2018 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package ui // import "miniflux.app/ui"
import (
"fmt"
"net/http"
"time"
"miniflux.app/http/request"
"miniflux.app/http/response"
"miniflux.app/http/response/html"
"miniflux.app/http/route"
"miniflux.app/ui/static"
)
func (h *handler) showJavascript(w http.ResponseWriter, r *http.Request) {
filename := request.RouteStringParam(r, "name")
etag, found := static.JavascriptBundleChecksums[filename]
if !found {
html.NotFound(w, r)
return
}
response.New(w, r).WithCaching(etag, 48*time.Hour, func(b *response.Builder) {
contents := static.JavascriptBundles[filename]
if filename == "service-worker" {
variables := fmt.Sprintf(`const OFFLINE_URL="%s";`, route.Path(h.router, "offline"))
contents = append([]byte(variables)[:], contents[:]...)
}
b.WithHeader("Content-Type", "text/javascript; charset=utf-8")
b.WithBody(contents)
b.Write()
})
}