delete useless custombackend popup

correct load of subpage when standalone binary
ability to set external videourl when using standalone binary

apiGo/static/StaticServe.go

@@ -0,0 +1,89 @@
+// +build static
+
+package static
+
+import (
+	"embed"
+	"fmt"
+	"io/fs"
+	"net/http"
+	"net/http/httputil"
+	"net/url"
+	"openmediacenter/apiGo/database/settings"
+	"regexp"
+	"strings"
+)
+
+//go:embed build
+var staticFiles embed.FS
+
+func ServeStaticFiles() {
+	// http.FS can be used to create a http Filesystem
+	subfs, _ := fs.Sub(staticFiles, "build")
+	staticFS := http.FS(subfs)
+	fs := http.FileServer(staticFS)
+
+	// Serve static files
+	http.Handle("/", validatePrefix(fs))
+
+	// we need to proxy the videopath to somewhere in a standalone binary
+	proxyVideoURL()
+}
+
+type handler struct {
+	proxy *httputil.ReverseProxy
+}
+
+func (h handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	h.proxy.ServeHTTP(w, r)
+}
+
+func proxyVideoURL() {
+	conf := settings.LoadSettings()
+
+	// match base url
+	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}")
+
+	var videoUrl *url.URL
+	if regexMatchUrl.MatchString(conf.VideoPath) {
+		fmt.Println("matches string...")
+		var err error
+		videoUrl, err = url.Parse(regexMatchUrl.FindString(conf.VideoPath))
+		if err != nil {
+			panic(err)
+		}
+	} else {
+		videoUrl, _ = url.Parse("http://127.0.0.1:8081")
+	}
+
+	director := func(req *http.Request) {
+		req.URL.Scheme = videoUrl.Scheme
+		req.URL.Host = videoUrl.Host
+	}
+
+	serverVideoPath := strings.TrimPrefix(conf.VideoPath, regexMatchUrl.FindString(conf.VideoPath))
+
+	reverseProxy := &httputil.ReverseProxy{Director: director}
+	handler := handler{proxy: reverseProxy}
+	http.Handle(serverVideoPath, handler)
+}
+
+// ValidatePrefix check if requested path is a file -- if not proceed with index.html
+func validatePrefix(h http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		regex := regexp.MustCompile("\\..*$")
+		matchFile := regex.MatchString(r.URL.Path)
+
+		if matchFile {
+			h.ServeHTTP(w, r)
+		} else {
+			r2 := new(http.Request)
+			*r2 = *r
+			r2.URL = new(url.URL)
+			*r2.URL = *r.URL
+			r2.URL.Path = "/"
+			r2.URL.RawPath = "/"
+			h.ServeHTTP(w, r2)
+		}
+	})
+}

apiGo/static/StaticServe_apionly.go

@@ -0,0 +1,6 @@
+// +build !static
+
+package static
+
+// add nothing on no static build
+func ServeStaticFiles() {}