Add support for the "Open" action

.gitignore

@@ -2,3 +2,10 @@
 /server.crt
 /server.key
 /token.txt
+
+# Binaries
+*.exe
+
+# IDEA files
+*.iml
+.idea/

handlers.go

@@ -0,0 +1,91 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"net/url"
+	"os"
+	"os/exec"
+	"strings"
+)
+
+func authenticationHandler(next http.HandlerFunc) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		// Check authorization header
+		auth := strings.SplitN(r.Header.Get("Authorization"), " ", 2)
+
+		if len(auth) != 2 || auth[0] != "Bearer" || auth[1] != token {
+			log.Println("Authentication failed, got:", auth[1])
+			http.Error(w, "authorization failed", http.StatusUnauthorized)
+			return
+		}
+
+		next(w, r)
+	}
+}
+
+func urlOpenHandler(w http.ResponseWriter, r *http.Request) {
+	r.ParseForm()
+
+	urlStr := r.Form.Get("url")
+
+	if urlStr == "" {
+		w.WriteHeader(http.StatusBadRequest)
+		log.Println("empty url")
+		return
+	}
+
+	u, err := url.Parse(urlStr)
+
+	if err != nil || u.Scheme == "" || u.Host == "" {
+		w.WriteHeader(http.StatusBadRequest)
+		log.Println("invalid url scheme/host or err:", err)
+		return
+	}
+
+	log.Println("Opening URL", urlStr)
+
+	openUrl(urlStr)
+}
+
+func openHandler(w http.ResponseWriter, r *http.Request) {
+	r.ParseForm()
+
+	pathStr := r.Form.Get("path")
+
+	if pathStr == "" {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	s, err := os.Stat(pathStr)
+
+	if os.IsNotExist(err) || s.IsDir() {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	p, err := Start(pathStr)
+
+	if err != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		return
+	}
+
+	p.Release()
+}
+
+func Start(args ...string) (p *os.Process, err error) {
+	if args[0], err = exec.LookPath(args[0]); err == nil {
+		var procAttr os.ProcAttr
+		procAttr.Files = []*os.File{os.Stdin, os.Stdout, os.Stderr}
+
+		p, err := os.StartProcess(args[0], args, &procAttr)
+
+		if err == nil {
+			return p, nil
+		}
+	}
+
+	return nil, err
+}

main.go

@@ -8,9 +8,7 @@ import (
 	"math/rand"
 	"meow.tf/streamdeck-remote-server/icon"
 	"net/http"
-	"net/url"
 	"os"
-	"strings"
 	"time"
 )
 
@@ -99,45 +97,7 @@ func listenServer() {
 	mux := http.NewServeMux()
 
 	mux.HandleFunc("/url/open", authenticationHandler(requirePost(urlOpenHandler)))
+	mux.HandleFunc("/cmd/open", authenticationHandler(requirePost(openHandler)))
 
 	http.ListenAndServeTLS(":4443", "server.crt", "server.key", mux)
 }
-
-func authenticationHandler(next http.HandlerFunc) http.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
-		// Check authorization header
-		auth := strings.SplitN(r.Header.Get("Authorization"), " ", 2)
-
-		if len(auth) != 2 || auth[0] != "Bearer" || auth[1] != token {
-			log.Println("Authentication failed, got:", auth[1])
-			http.Error(w, "authorization failed", http.StatusUnauthorized)
-			return
-		}
-
-		next(w, r)
-	}
-}
-
-func urlOpenHandler(w http.ResponseWriter, r *http.Request) {
-	r.ParseForm()
-
-	urlStr := r.Form.Get("url")
-
-	if urlStr == "" {
-		w.WriteHeader(http.StatusBadRequest)
-		log.Println("empty url")
-		return
-	}
-
-	u, err := url.Parse(urlStr)
-
-	if err != nil || u.Scheme == "" || u.Host == "" {
-		w.WriteHeader(http.StatusBadRequest)
-		log.Println("invalid url scheme/host or err:", err)
-		return
-	}
-
-	log.Println("Opening URL", urlStr)
-
-	openUrl(urlStr)
-}