349 lines
6.4 KiB
Go
349 lines
6.4 KiB
Go
package file
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import (
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"encoding/json"
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"github.com/b3log/wide/conf"
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"github.com/b3log/wide/user"
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"github.com/b3log/wide/util"
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"github.com/golang/glog"
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"io/ioutil"
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"net/http"
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"os"
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"path/filepath"
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"sort"
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"strings"
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)
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func GetFiles(w http.ResponseWriter, r *http.Request) {
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data := map[string]interface{}{"succ": true}
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defer util.RetJSON(w, r, data)
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session, _ := user.Session.Get(r, "wide-session")
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username := session.Values["username"].(string)
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userSrc := conf.Wide.GetUserWorkspace(username) + string(os.PathSeparator) + "src"
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root := FileNode{Name: "projects", Path: userSrc, IconSkin: "ico-ztree-dir ", Type: "d", FileNodes: []*FileNode{}}
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fileInfo, _ := os.Lstat(userSrc)
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walk(userSrc, fileInfo, &root)
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data["root"] = root
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}
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func GetFile(w http.ResponseWriter, r *http.Request) {
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data := map[string]interface{}{"succ": true}
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defer util.RetJSON(w, r, data)
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decoder := json.NewDecoder(r.Body)
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var args map[string]interface{}
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if err := decoder.Decode(&args); err != nil {
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glog.Error(err)
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data["succ"] = false
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return
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}
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path := args["path"].(string)
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buf, _ := ioutil.ReadFile(path)
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idx := strings.LastIndex(path, ".")
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extension := ""
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if 0 <= idx {
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extension = path[idx:]
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}
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// 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）
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if isImg(extension) {
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data["mode"] = "img"
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path2 := strings.Replace(path, "\\", "/", -1)
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idx = strings.Index(path2, "/data/user_workspaces")
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data["path"] = path2[idx:]
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return
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}
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isBinary := false
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// 判断是否是其他二进制文件
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for _, b := range buf {
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if 0 == b { // 包含 0 字节就认为是二进制文件
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isBinary = true
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}
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}
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if isBinary {
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// 是二进制文件的话前端编辑器不打开
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data["succ"] = false
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data["msg"] = "Can't open a binary file :("
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} else {
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data["content"] = string(buf)
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data["mode"] = getEditorMode(extension)
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}
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}
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func SaveFile(w http.ResponseWriter, r *http.Request) {
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data := map[string]interface{}{"succ": true}
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defer util.RetJSON(w, r, data)
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decoder := json.NewDecoder(r.Body)
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var args map[string]interface{}
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if err := decoder.Decode(&args); err != nil {
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glog.Error(err)
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data["succ"] = false
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return
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}
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filePath := args["file"].(string)
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fout, err := os.Create(filePath)
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if nil != err {
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glog.Error(err)
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data["succ"] = false
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return
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}
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code := args["code"].(string)
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fout.WriteString(code)
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if err := fout.Close(); nil != err {
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glog.Error(err)
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data["succ"] = false
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return
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}
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}
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func NewFile(w http.ResponseWriter, r *http.Request) {
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data := map[string]interface{}{"succ": true}
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defer util.RetJSON(w, r, data)
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decoder := json.NewDecoder(r.Body)
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var args map[string]interface{}
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if err := decoder.Decode(&args); err != nil {
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glog.Error(err)
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data["succ"] = false
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return
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}
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path := args["path"].(string)
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fileType := args["fileType"].(string)
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if !createFile(path, fileType) {
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data["succ"] = false
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}
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}
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func RemoveFile(w http.ResponseWriter, r *http.Request) {
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data := map[string]interface{}{"succ": true}
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defer util.RetJSON(w, r, data)
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decoder := json.NewDecoder(r.Body)
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var args map[string]interface{}
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if err := decoder.Decode(&args); err != nil {
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glog.Error(err)
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data["succ"] = false
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return
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}
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path := args["path"].(string)
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if !removeFile(path) {
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data["succ"] = false
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}
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}
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type FileNode struct {
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Name string `json:"name"`
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Path string `json:"path"`
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IconSkin string `json:"iconSkin"`
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Type string `json:"type"`
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FileNodes []*FileNode `json:"children"`
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}
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func walk(path string, info os.FileInfo, node *FileNode) {
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files := listFiles(path)
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for _, filename := range files {
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fpath := filepath.Join(path, filename)
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fio, _ := os.Lstat(fpath)
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child := FileNode{Name: filename, Path: fpath, FileNodes: []*FileNode{}}
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node.FileNodes = append(node.FileNodes, &child)
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if nil == fio {
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glog.Warningf("Path [%s] is nil", fpath)
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continue
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}
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if fio.IsDir() {
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child.Type = "d"
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child.IconSkin = "ico-ztree-dir "
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walk(fpath, fio, &child)
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} else {
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child.Type = "f"
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idx := strings.LastIndex(fpath, ".")
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extension := ""
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if 0 <= idx {
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extension = fpath[idx:]
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}
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child.IconSkin = getIconSkin(extension)
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}
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}
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return
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}
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func listFiles(dirname string) []string {
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f, _ := os.Open(dirname)
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names, _ := f.Readdirnames(-1)
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f.Close()
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sort.Strings(names)
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dirs := []string{}
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files := []string{}
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// 排序：目录靠前，文件靠后
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for _, name := range names {
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fio, _ := os.Lstat(filepath.Join(dirname, name))
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if fio.IsDir() {
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// 排除 .git 目录
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if ".git" == fio.Name() {
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continue
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}
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dirs = append(dirs, name)
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} else {
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files = append(files, name)
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}
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}
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return append(dirs, files...)
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}
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func getIconSkin(filenameExtension string) string {
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if "" == filenameExtension {
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return "ico-ztree-other "
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}
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switch filenameExtension {
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case ".json":
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return "ico-ztree-js "
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case ".txt":
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return "ico-ztree-text "
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case ".properties":
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return "ico-ztree-pro "
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case ".html":
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case ".htm":
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return "ico-ztree-html "
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default:
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if isImg(filenameExtension) {
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return "ico-ztree-img "
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}
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return "ico-ztree-" + filenameExtension[1:] + " "
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}
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return ""
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}
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func getEditorMode(filenameExtension string) string {
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switch filenameExtension {
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case ".go":
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return "go"
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case ".html":
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return "htmlmixed"
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case ".md":
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return "markdown"
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case ".js", ".json":
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return "javascript"
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case ".css":
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return "css"
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case ".xml":
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return "xml"
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case ".sh":
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return "shell"
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case ".sql":
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return "sql"
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default:
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return "text"
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}
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}
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func createFile(path, fileType string) bool {
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switch fileType {
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case "f":
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file, err := os.OpenFile(path, os.O_CREATE, 0664)
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if nil != err {
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glog.Info(err)
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return false
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}
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defer file.Close()
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glog.Infof("Created file [%s]", path)
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return true
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case "d":
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err := os.Mkdir(path, 0775)
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if nil != err {
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glog.Info(err)
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}
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glog.Infof("Created directory [%s]", path)
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return true
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default:
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glog.Infof("Unsupported file type [%s]", fileType)
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return false
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}
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}
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func removeFile(path string) bool {
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if err := os.RemoveAll(path); nil != err {
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glog.Errorf("Removes [%s] failed: [%s]", path, err.Error())
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return false
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}
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glog.Infof("Removed [%s]", path)
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return true
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}
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func isImg(extension string) bool {
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ext := strings.ToLower(extension)
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switch ext {
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case ".jpg", ".jpeg", ".bmp", ".gif", ".png", ".svg", ".ico":
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return true
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default:
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return false
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}
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}
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