二进制文件打开处理

file/files.go

@@ -36,6 +36,8 @@ func GetFiles(w http.ResponseWriter, r *http.Request) {
 }
 
 func GetFile(w http.ResponseWriter, r *http.Request) {
+	data := map[string]interface{}{"succ": true}
+
 	decoder := json.NewDecoder(r.Body)
 
 	var args map[string]interface{}
@@ -53,16 +55,29 @@ func GetFile(w http.ResponseWriter, r *http.Request) {
 
 	buf, _ := ioutil.ReadFile(path)
 
-	content := string(buf)
-
-	data := map[string]interface{}{"succ": true}
-	data["content"] = content
-
-	extension := ""
-	if 0 <= idx {
-		extension = path[idx:]
+	isBinary := false
+	// 判断是否是二进制文件
+	for _, b := range buf {
+		if 0 == b { // 包含 0 字节就认为是二进制文件
+			isBinary = true
+		}
+	}
+
+	if isBinary {
+		// 是二进制文件的话前端编辑器不打开
+		data["succ"] = false
+		data["msg"] = "Can't open a binary file :("
+	} else {
+
+		data["content"] = string(buf)
+
+		extension := ""
+		if 0 <= idx {
+			extension = path[idx:]
+		}
+
+		data["mode"] = getEditorMode(extension)
 	}
-	data["mode"] = getEditorMode(extension)
 
 	ret, _ := json.Marshal(data)
 

main.go

@@ -20,14 +20,14 @@ func indexHandler(w http.ResponseWriter, r *http.Request) {
 
 	session, _ := user.Session.Get(r, "wide-session")
 
-	// TODO: if session.IsNew {
-	// TODO: 以 admin 作为用户登录
-	name := conf.Wide.Users[0].Name
-	glog.Infof("[%s] logged in", name)
+	if session.IsNew {
+		// TODO: 以 admin 作为用户登录
+		name := conf.Wide.Users[0].Name
+		glog.Infof("[%s] logged in", name)
 
-	session.Values["username"] = name
-	session.Values["id"] = strconv.Itoa(rand.Int())
-	//	}
+		session.Values["username"] = name
+		session.Values["id"] = strconv.Itoa(rand.Int())
+	}
 
 	session.Save(r, w)
 

output/outputs.go

@@ -162,10 +162,12 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 	// 先把可执行文件删了
 	os.RemoveAll(executable)
 
+	data := map[string]interface{}{"succ": true}
+
 	stdout, err := cmd.StdoutPipe()
 	if nil != err {
 		glog.Error(err)
-		http.Error(w, err.Error(), 500)
+		data["succ"] = false
 
 		return
 	}
@@ -173,7 +175,7 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 	stderr, err := cmd.StderrPipe()
 	if nil != err {
 		glog.Error(err)
-		http.Error(w, err.Error(), 500)
+		data["succ"] = false
 
 		return
 	}
@@ -196,6 +198,8 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 		channelRet["nextCmd"] = "run"
 		channelRet["executable"] = executable
 
+		glog.Info(outputWS)
+		glog.Info(sid)
 		if nil != outputWS[sid] {
 			glog.Infof("Session [%s] 's build [id=%d, file=%s] has done", sid, runningId, filePath)
 
@@ -207,7 +211,7 @@ func BuildHandler(w http.ResponseWriter, r *http.Request) {
 
 	}(rand.Int())
 
-	ret, _ := json.Marshal(map[string]interface{}{"succ": true})
+	ret, _ := json.Marshal(data)
 
 	w.Header().Set("Content-Type", "application/json")
 	w.Write(ret)

static/js/tree.js

@@ -116,6 +116,8 @@ var tree = {
                                         dataType: "json",
                                         success: function(data) {
                                             if (!data.succ) {
+												alert(data.msg);
+												
                                                 return false;
                                             }
                                             editors.newEditor(data);