mirror of
https://github.com/harness/drone.git
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50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
// Copyright 2021 Harness, Inc. All rights reserved.
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// Use of this source code is governed by the Polyform License
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// that can be found in the LICENSE.md file.
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//go:build !proxy
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// +build !proxy
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// Package dist embeds the static web server content.
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package web
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import (
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"embed"
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"io/fs"
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"net/http"
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"path/filepath"
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)
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//go:embed dist/*
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var UI embed.FS
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// Handler returns an http.HandlerFunc that servers the
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// static content from the embedded file system.
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func Handler() http.HandlerFunc {
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// Load the files subdirectory
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fs, err := fs.Sub(UI, "dist")
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if err != nil {
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panic(err)
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}
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// Create an http.FileServer to serve the
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// contents of the files subdiretory.
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handler := http.FileServer(http.FS(fs))
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// Create an http.HandlerFunc that wraps the
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// http.FileServer to always load the index.html
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// file if a directory path is being requested.
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// because this is a single page application,
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// we need to always load the index.html file
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// in the root of the project, unless the path
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// points to a file with an extension (css, js, etc)
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if filepath.Ext(r.URL.Path) == "" {
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// HACK: alter the path to point to the
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// root of the project.
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r.URL.Path = "/"
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}
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// and finally server the file.
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handler.ServeHTTP(w, r)
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})
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}
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