90 lines
2.0 KiB
Go
90 lines
2.0 KiB
Go
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// +build static
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package static
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import (
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"embed"
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"fmt"
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"io/fs"
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"net/http"
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"net/http/httputil"
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"net/url"
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"openmediacenter/apiGo/database/settings"
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"regexp"
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"strings"
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)
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//go:embed build
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var staticFiles embed.FS
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func ServeStaticFiles() {
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// http.FS can be used to create a http Filesystem
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subfs, _ := fs.Sub(staticFiles, "build")
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staticFS := http.FS(subfs)
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fs := http.FileServer(staticFS)
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// Serve static files
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http.Handle("/", validatePrefix(fs))
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// we need to proxy the videopath to somewhere in a standalone binary
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proxyVideoURL()
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}
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type handler struct {
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proxy *httputil.ReverseProxy
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}
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func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.proxy.ServeHTTP(w, r)
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}
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func proxyVideoURL() {
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conf := settings.LoadSettings()
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// match base url
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regexMatchUrl := regexp.MustCompile("^http(|s):\\/\\/([0-9]){1,3}\\.([0-9]){1,3}\\.([0-9]){1,3}\\.([0-9]){1,3}:[0-9]{1,5}")
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var videoUrl *url.URL
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if regexMatchUrl.MatchString(conf.VideoPath) {
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fmt.Println("matches string...")
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var err error
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videoUrl, err = url.Parse(regexMatchUrl.FindString(conf.VideoPath))
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if err != nil {
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panic(err)
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}
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} else {
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videoUrl, _ = url.Parse("http://127.0.0.1:8081")
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}
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director := func(req *http.Request) {
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req.URL.Scheme = videoUrl.Scheme
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req.URL.Host = videoUrl.Host
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}
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serverVideoPath := strings.TrimPrefix(conf.VideoPath, regexMatchUrl.FindString(conf.VideoPath))
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reverseProxy := &httputil.ReverseProxy{Director: director}
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handler := handler{proxy: reverseProxy}
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http.Handle(serverVideoPath, handler)
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}
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// ValidatePrefix check if requested path is a file -- if not proceed with index.html
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func validatePrefix(h http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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regex := regexp.MustCompile("\\..*$")
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matchFile := regex.MatchString(r.URL.Path)
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if matchFile {
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h.ServeHTTP(w, r)
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} else {
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r2 := new(http.Request)
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*r2 = *r
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r2.URL = new(url.URL)
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*r2.URL = *r.URL
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r2.URL.Path = "/"
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r2.URL.RawPath = "/"
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h.ServeHTTP(w, r2)
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}
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})
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}
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