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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package ui // import "miniflux.app/v2/internal/ui"
import (
"fmt"
"net/http"
"strings"
"time"
"miniflux.app/v2/internal/http/request"
"miniflux.app/v2/internal/http/response"
"miniflux.app/v2/internal/http/response/html"
"miniflux.app/v2/internal/http/route"
"miniflux.app/v2/internal/ui/static"
)
const licensePrefix = "//@license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7&dn=apache-2.0.txt Apache-2.0\n"
const licenseSuffix = "\n//@license-end"
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=%q;`, route.Path(h.router, "offline"))
contents = append([]byte(variables), contents...)
}
// cloning the prefix since `append` mutates its first argument
contents = append([]byte(strings.Clone(licensePrefix)), contents...)
contents = append(contents, []byte(licenseSuffix)...)
b.WithHeader("Content-Type", "text/javascript; charset=utf-8")
b.WithBody(contents)
b.Write()
})
}
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