package file import ( "encoding/json" "github.com/b3log/wide/conf" "github.com/b3log/wide/user" "github.com/b3log/wide/util" "github.com/golang/glog" "io/ioutil" "net/http" "os" "path/filepath" "sort" "strings" ) func GetFiles(w http.ResponseWriter, r *http.Request) { data := map[string]interface{}{"succ": true} defer util.RetJSON(w, r, data) session, _ := user.Session.Get(r, "wide-session") username := session.Values["username"].(string) userSrc := conf.Wide.GetUserWorkspace(username) + string(os.PathSeparator) + "src" root := FileNode{"projects", userSrc, "d", []*FileNode{}} fileInfo, _ := os.Lstat(userSrc) walk(userSrc, fileInfo, &root) data["root"] = root } func GetFile(w http.ResponseWriter, r *http.Request) { data := map[string]interface{}{"succ": true} defer util.RetJSON(w, r, data) decoder := json.NewDecoder(r.Body) var args map[string]interface{} if err := decoder.Decode(&args); err != nil { glog.Error(err) data["succ"] = false return } path := args["path"].(string) buf, _ := ioutil.ReadFile(path) idx := strings.LastIndex(path, ".") extension := "" if 0 <= idx { extension = path[idx:] } // 通过文件扩展名判断是否是图片文件(图片在浏览器里新建 tab 打开) if isImg(extension) { data["mode"] = "img" path2 := strings.Replace(path, "\\", "/", -1) idx = strings.Index(path2, "/data/user_workspaces") data["path"] = path2[idx:] return } isBinary := false // 判断是否是其他二进制文件 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) data["mode"] = getEditorMode(extension) } } func SaveFile(w http.ResponseWriter, r *http.Request) { data := map[string]interface{}{"succ": true} defer util.RetJSON(w, r, data) decoder := json.NewDecoder(r.Body) var args map[string]interface{} if err := decoder.Decode(&args); err != nil { glog.Error(err) data["succ"] = false return } filePath := args["file"].(string) fout, err := os.Create(filePath) if nil != err { glog.Error(err) data["succ"] = false return } code := args["code"].(string) fout.WriteString(code) if err := fout.Close(); nil != err { glog.Error(err) data["succ"] = false return } } func NewFile(w http.ResponseWriter, r *http.Request) { data := map[string]interface{}{"succ": true} defer util.RetJSON(w, r, data) decoder := json.NewDecoder(r.Body) var args map[string]interface{} if err := decoder.Decode(&args); err != nil { glog.Error(err) data["succ"] = false return } path := args["path"].(string) fileType := args["fileType"].(string) if !createFile(path, fileType) { data["succ"] = false } } func RemoveFile(w http.ResponseWriter, r *http.Request) { data := map[string]interface{}{"succ": true} defer util.RetJSON(w, r, data) decoder := json.NewDecoder(r.Body) var args map[string]interface{} if err := decoder.Decode(&args); err != nil { glog.Error(err) data["succ"] = false return } path := args["path"].(string) if !removeFile(path) { data["succ"] = false } } type FileNode struct { Name string `json:"name"` Path string `json:"path"` Type string `json:"type"` FileNodes []*FileNode `json:"children"` } func walk(path string, info os.FileInfo, node *FileNode) { files := listFiles(path) for _, filename := range files { fpath := filepath.Join(path, filename) fio, _ := os.Lstat(fpath) child := FileNode{Name: filename, Path: fpath, FileNodes: []*FileNode{}} node.FileNodes = append(node.FileNodes, &child) if nil == fio { glog.Warningf("Path [%s] is nil", fpath) continue } if fio.IsDir() { child.Type = "d" walk(fpath, fio, &child) } else { child.Type = "f" } } return } func listFiles(dirname string) []string { f, _ := os.Open(dirname) names, _ := f.Readdirnames(-1) f.Close() sort.Strings(names) dirs := []string{} files := []string{} // 排序:目录靠前,文件靠后 for _, name := range names { fio, _ := os.Lstat(filepath.Join(dirname, name)) if fio.IsDir() { // 排除 .git 目录 if ".git" == fio.Name() { continue } dirs = append(dirs, name) } else { files = append(files, name) } } return append(dirs, files...) } func getEditorMode(filenameExtension string) string { switch filenameExtension { case ".go": return "go" case ".html": return "htmlmixed" case ".md": return "markdown" case ".js", ".json": return "javascript" case ".css": return "css" case ".xml": return "xml" case ".sh": return "shell" case ".sql": return "sql" default: return "text" } } func createFile(path, fileType string) bool { switch fileType { case "f": file, err := os.OpenFile(path, os.O_CREATE, 0664) if nil != err { glog.Info(err) return false } defer file.Close() glog.Infof("Created file [%s]", path) return true case "d": err := os.Mkdir(path, 0775) if nil != err { glog.Info(err) } glog.Infof("Created directory [%s]", path) return true default: glog.Infof("Unsupported file type [%s]", fileType) return false } } func removeFile(path string) bool { if err := os.RemoveAll(path); nil != err { glog.Errorf("Removes [%s] failed: [%s]", path, err.Error()) return false } glog.Infof("Removed [%s]", path) return true } func isImg(extension string) bool { ext := strings.ToLower(extension) switch ext { case ".jpg", ".jpeg", ".bmp", ".gif", ".png", ".svg", ".ico": return true default: return false } }