// RenameFileHandler handles request of renaming file or directory.
func RenameFileHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
result := util.NewResult()
defer util.RetResult(w, r, result)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
oldPath := args["oldPath"].(string)
if util.Go.IsAPI(oldPath) ||
!session.CanAccess(username, oldPath) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
newPath := args["newPath"].(string)
if util.Go.IsAPI(newPath) || !session.CanAccess(username, newPath) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
sid := args["sid"].(string)
wSession := session.WideSessions.Get(sid)
if !renameFile(oldPath, newPath) {
result.Succ = false
wSession.EventQueue.Queue <- &event.Event{Code: event.EvtCodeServerInternalError, Sid: sid,
Data: "can't rename file " + oldPath}
return
}
logger.Debugf("Renamed a file [%s] to [%s] by user [%s]", oldPath, newPath, wSession.Username)
}
// RefreshDirectoryHandler handles request of refresh a directory of file tree.
func RefreshDirectoryHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
r.ParseForm()
path := r.FormValue("path")
if !util.Go.IsAPI(path) && !session.CanAccess(username, path) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
node := Node{Name: "root", Path: path, IconSkin: "ico-ztree-dir ", Type: "d", Children: []*Node{}}
walk(path, &node, true, true, false)
w.Header().Set("Content-Type", "application/json")
data, err := json.Marshal(node.Children)
if err != nil {
logger.Error(err)
return
}
w.Write(data)
}
// SaveFileHandler handles request of saving file.
func SaveFileHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
result := util.NewResult()
defer util.RetResult(w, r, result)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
filePath := args["file"].(string)
sid := args["sid"].(string)
if util.Go.IsAPI(filePath) || !session.CanAccess(username, filePath) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
fout, err := os.Create(filePath)
if nil != err {
logger.Error(err)
result.Succ = false
return
}
code := args["code"].(string)
fout.WriteString(code)
if err := fout.Close(); nil != err {
logger.Error(err)
result.Succ = false
wSession := session.WideSessions.Get(sid)
wSession.EventQueue.Queue <- &event.Event{Code: event.EvtCodeServerInternalError, Sid: sid,
Data: "can't save file " + filePath}
return
}
}
// FindHandler handles request of find files under the specified directory with the specified filename pattern.
func FindHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
result := util.NewResult()
defer util.RetResult(w, r, result)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
path := args["path"].(string) // path of selected file in file tree
if !util.Go.IsAPI(path) && !session.CanAccess(username, path) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
name := args["name"].(string)
userWorkspace := conf.GetUserWorkspace(username)
workspaces := filepath.SplitList(userWorkspace)
if "" != path && !util.File.IsDir(path) {
path = filepath.Dir(path)
}
founds := foundPaths{}
for _, workspace := range workspaces {
rs := find(workspace+conf.PathSeparator+"src", name, []*string{})
for _, r := range rs {
substr := util.Str.LCS(path, *r)
founds = append(founds, &foundPath{Path: filepath.ToSlash(*r), score: len(substr)})
}
}
sort.Sort(founds)
result.Data = founds
}
// NewFileHandler handles request of creating file or directory.
func NewFileHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
result := util.NewResult()
defer util.RetResult(w, r, result)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
path := args["path"].(string)
if util.Go.IsAPI(path) || !session.CanAccess(username, path) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
fileType := args["fileType"].(string)
sid := args["sid"].(string)
wSession := session.WideSessions.Get(sid)
if !createFile(path, fileType) {
result.Succ = false
wSession.EventQueue.Queue <- &event.Event{Code: event.EvtCodeServerInternalError, Sid: sid,
Data: "can't create file " + path}
return
}
if "f" == fileType {
logger.Debugf("Created a file [%s] by user [%s]", path, wSession.Username)
} else {
logger.Debugf("Created a dir [%s] by user [%s]", path, wSession.Username)
}
}
// RemoveFileHandler handles request of removing file or directory.
func RemoveFileHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
data := map[string]interface{}{"succ": true}
defer util.RetJSON(w, r, data)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
data["succ"] = false
return
}
path := args["path"].(string)
if util.Go.IsAPI(path) || !session.CanAccess(username, path) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
sid := args["sid"].(string)
wSession := session.WideSessions.Get(sid)
if !removeFile(path) {
data["succ"] = false
wSession.EventQueue.Queue <- &event.Event{Code: event.EvtCodeServerInternalError, Sid: sid,
Data: "can't remove file " + path}
return
}
logger.Debugf("Removed a file [%s] by user [%s]", path, wSession.Username)
}
// BuildHandler handles request of building.
func BuildHandler(w http.ResponseWriter, r *http.Request) {
result := util.NewResult()
defer util.RetResult(w, r, result)
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
sid := args["sid"].(string)
filePath := args["file"].(string)
if util.Go.IsAPI(filePath) || !session.CanAccess(username, filePath) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
curDir := filepath.Dir(filePath)
fout, err := os.Create(filePath)
if nil != err {
logger.Error(err)
result.Succ = false
return
}
code := args["code"].(string)
fout.WriteString(code)
if err := fout.Close(); nil != err {
logger.Error(err)
result.Succ = false
return
}
suffix := ""
if util.OS.IsWindows() {
suffix = ".exe"
}
cmd := exec.Command("go", "build")
cmd.Dir = curDir
setCmdEnv(cmd, username)
executable := filepath.Base(curDir) + suffix
executable = filepath.Join(curDir, executable)
stdout, err := cmd.StdoutPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
stderr, err := cmd.StderrPipe()
if nil != err {
logger.Error(err)
result.Succ = false
return
}
if !result.Succ {
return
}
channelRet := map[string]interface{}{}
if nil != session.OutputWS[sid] {
// display "START [go build]" in front-end browser
channelRet["output"] = "<span class='start-build'>" + i18n.Get(locale, "start-build").(string) + "</span>\n"
channelRet["cmd"] = "start-build"
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Error(err)
return
}
wsChannel.Refresh()
}
reader := bufio.NewReader(io.MultiReader(stdout, stderr))
if err := cmd.Start(); nil != err {
logger.Error(err)
result.Succ = false
return
}
go func(runningId int) {
defer util.Recover()
defer cmd.Wait()
// logger.Debugf("User [%s, %s] is building [id=%d, dir=%s]", username, sid, runningId, curDir)
// read all
buf, _ := ioutil.ReadAll(reader)
channelRet := map[string]interface{}{}
channelRet["cmd"] = "build"
channelRet["executable"] = executable
if 0 == len(buf) { // build success
channelRet["nextCmd"] = args["nextCmd"]
channelRet["output"] = "<span class='build-succ'>" + i18n.Get(locale, "build-succ").(string) + "</span>\n"
go func() { // go install, for subsequent gocode lib-path
defer util.Recover()
cmd := exec.Command("go", "install")
cmd.Dir = curDir
setCmdEnv(cmd, username)
out, _ := cmd.CombinedOutput()
if len(out) > 0 {
logger.Warn(string(out))
}
}()
} else { // build error
// build gutter lint
errOut := string(buf)
lines := strings.Split(errOut, "\n")
// path process
var errOutWithPath string
for _, line := range lines {
errOutWithPath += parsePath(curDir, line) + "\n"
}
channelRet["output"] = "<span class='build-error'>" + i18n.Get(locale, "build-error").(string) + "</span>\n" +
"<span class='stderr'>" + errOutWithPath + "</span>"
// lint process
if lines[0][0] == '#' {
lines = lines[1:] // skip the first line
}
lints := []*Lint{}
for _, line := range lines {
if len(line) < 1 {
continue
}
if line[0] == '\t' {
// append to the last lint
last := len(lints)
msg := lints[last-1].Msg
msg += line
lints[last-1].Msg = msg
continue
}
file := line[:strings.Index(line, ":")]
left := line[strings.Index(line, ":")+1:]
index := strings.Index(left, ":")
lineNo := 0
msg := left
if index >= 0 {
lineNo, err = strconv.Atoi(left[:index])
if nil != err {
continue
}
msg = left[index+2:]
}
lint := &Lint{
File: filepath.Join(curDir, file),
LineNo: lineNo - 1,
Severity: lintSeverityError,
Msg: msg,
}
lints = append(lints, lint)
}
channelRet["lints"] = lints
}
if nil != session.OutputWS[sid] {
// logger.Debugf("User [%s, %s] 's build [id=%d, dir=%s] has done", username, sid, runningId, curDir)
wsChannel := session.OutputWS[sid]
err := wsChannel.WriteJSON(&channelRet)
if nil != err {
logger.Warn(err)
}
wsChannel.Refresh()
}
}(rand.Int())
}
// GetFileHandler handles request of opening file by editor.
func GetFileHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
username := httpSession.Values["username"].(string)
result := util.NewResult()
defer util.RetResult(w, r, result)
var args map[string]interface{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
path := args["path"].(string)
if !util.Go.IsAPI(path) && !session.CanAccess(username, path) {
http.Error(w, "Forbidden", http.StatusForbidden)
return
}
size := util.File.GetFileSize(path)
if size > 5242880 { // 5M
result.Succ = false
result.Msg = "This file is too large to open :("
return
}
data := map[string]interface{}{}
buf, _ := ioutil.ReadFile(path)
extension := filepath.Ext(path)
if util.File.IsImg(extension) {
// image file will be open in a browser tab
data["mode"] = "img"
username := conf.GetOwner(path)
if "" == username {
logger.Warnf("The path [%s] has no owner")
data["path"] = ""
return
}
user := conf.GetUser(username)
data["path"] = "/workspace/" + user.Name + "/" + strings.Replace(path, user.GetWorkspace(), "", 1)
return
}
content := string(buf)
if util.File.IsBinary(content) {
result.Succ = false
result.Msg = "Can't open a binary file :("
} else {
data["content"] = content
data["path"] = path
}
result.Data = data
}