// LoginHandler handles request of user login.
func LoginHandler(w http.ResponseWriter, r *http.Request) {
if "GET" == r.Method {
// show the login page
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(conf.Wide.Locale),
"locale": conf.Wide.Locale, "ver": conf.WideVersion, "year": time.Now().Year()}
t, err := template.ParseFiles("views/login.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
return
}
// non-GET request as login request
succ := true
data := map[string]interface{}{"succ": &succ}
defer util.RetJSON(w, r, data)
args := struct {
Username string
Password string
}{}
args.Username = r.FormValue("username")
args.Password = r.FormValue("password")
succ = false
for _, user := range conf.Users {
if user.Name == args.Username && user.Password == conf.Salt(args.Password, user.Salt) {
succ = true
break
}
}
if !succ {
return
}
// create a HTTP session
httpSession, _ := HTTPSession.Get(r, "wide-session")
httpSession.Values["username"] = args.Username
httpSession.Values["id"] = strconv.Itoa(rand.Int())
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
logger.Debugf("Created a HTTP session [%s] for user [%s]", httpSession.Values["id"].(string), args.Username)
}
// aboutHandle handles request of about page.
func aboutHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
"ver": conf.WideVersion, "goos": runtime.GOOS, "goarch": runtime.GOARCH, "gover": runtime.Version()}
t, err := template.ParseFiles("views/about.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
}
// IndexHandler handles request of Shell index.
func IndexHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Redirect(w, r, conf.Wide.Context+"/login", http.StatusFound)
return
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
"sid": session.WideSessions.GenId()}
wideSessions := session.WideSessions.GetByUsername(username)
logger.Tracef("User [%s] has [%d] sessions", username, len(wideSessions))
t, err := template.ParseFiles("views/shell.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
}
// indexHandler handles request of Wide index.
func indexHandler(w http.ResponseWriter, r *http.Request) {
if "/" != r.RequestURI {
http.Redirect(w, r, "/", http.StatusFound)
return
}
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
username := httpSession.Values["username"].(string)
if "playground" == username { // reserved user for Playground
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
user := conf.GetUser(username)
if nil == user {
logger.Warnf("Not found user [%s]", username)
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
locale := user.Locale
wideSessions := session.WideSessions.GetByUsername(username)
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
"username": username, "sid": session.WideSessions.GenId(), "latestSessionContent": user.LatestSessionContent,
"pathSeparator": conf.PathSeparator, "codeMirrorVer": conf.CodeMirrorVer,
"user": user, "editorThemes": conf.GetEditorThemes(), "crossPlatforms": util.Go.GetCrossPlatforms()}
logger.Debugf("User [%s] has [%d] sessions", username, len(wideSessions))
t, err := template.ParseFiles("views/index.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
}
// startHandler handles request of start page.
func startHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
username := httpSession.Values["username"].(string)
locale := conf.GetUser(username).Locale
userWorkspace := conf.GetUserWorkspace(username)
sid := r.URL.Query()["sid"][0]
wSession := session.WideSessions.Get(sid)
if nil == wSession {
logger.Errorf("Session [%s] not found", sid)
}
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
"username": username, "workspace": userWorkspace, "ver": conf.WideVersion, "sid": sid}
t, err := template.ParseFiles("views/start.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
}
// PreferenceHandler handles request of preference page.
func PreferenceHandler(w http.ResponseWriter, r *http.Request) {
httpSession, _ := HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
http.Redirect(w, r, conf.Wide.Context+"login", http.StatusFound)
return
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
username := httpSession.Values["username"].(string)
user := conf.GetUser(username)
if "GET" == r.Method {
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(user.Locale), "user": user,
"ver": conf.WideVersion, "goos": runtime.GOOS, "goarch": runtime.GOARCH, "gover": runtime.Version(),
"locales": i18n.GetLocalesNames(), "gofmts": util.Go.GetGoFormats(),
"themes": conf.GetThemes(), "editorThemes": conf.GetEditorThemes()}
t, err := template.ParseFiles("views/preference.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
return
}
// non-GET request as save request
result := util.NewResult()
defer util.RetResult(w, r, result)
args := struct {
FontFamily string
FontSize string
GoFmt string
Keymap string
Workspace string
Username string
Password string
Email string
Locale string
Theme string
EditorFontFamily string
EditorFontSize string
EditorLineHeight string
EditorTheme string
EditorTabSize string
}{}
if err := json.NewDecoder(r.Body).Decode(&args); err != nil {
logger.Error(err)
result.Succ = false
return
}
user.FontFamily = args.FontFamily
user.FontSize = args.FontSize
user.GoFormat = args.GoFmt
user.Keymap = args.Keymap
// XXX: disallow change workspace at present
// user.Workspace = args.Workspace
if user.Password != args.Password {
user.Password = conf.Salt(args.Password, user.Salt)
}
user.Email = args.Email
hash := md5.New()
hash.Write([]byte(user.Email))
user.Gravatar = hex.EncodeToString(hash.Sum(nil))
user.Locale = args.Locale
user.Theme = args.Theme
user.Editor.FontFamily = args.EditorFontFamily
user.Editor.FontSize = args.EditorFontSize
user.Editor.LineHeight = args.EditorLineHeight
user.Editor.Theme = args.EditorTheme
user.Editor.TabSize = args.EditorTabSize
conf.UpdateCustomizedConf(username)
now := time.Now().UnixNano()
user.Lived = now
user.Updated = now
result.Succ = user.Save()
}
// SignUpUserHandler handles request of registering user.
func SignUpUserHandler(w http.ResponseWriter, r *http.Request) {
if "GET" == r.Method {
// show the user sign up page
firstUserWorkspace := conf.GetUserWorkspace(conf.Users[0].Name)
dir := filepath.Dir(firstUserWorkspace)
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(conf.Wide.Locale),
"locale": conf.Wide.Locale, "ver": conf.WideVersion, "dir": dir,
"pathSeparator": conf.PathSeparator, "year": time.Now().Year()}
t, err := template.ParseFiles("views/sign_up.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
return
}
// non-GET request as add user request
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
}
username := args["username"].(string)
password := args["password"].(string)
email := args["email"].(string)
msg := addUser(username, password, email)
if userCreated != msg {
result.Succ = false
result.Msg = msg
return
}
// create a HTTP session
httpSession, _ := HTTPSession.Get(r, "wide-session")
httpSession.Values["username"] = username
httpSession.Values["id"] = strconv.Itoa(rand.Int())
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
}
// IndexHandler handles request of Playground index.
func IndexHandler(w http.ResponseWriter, r *http.Request) {
// create a HTTP session
httpSession, _ := session.HTTPSession.Get(r, "wide-session")
if httpSession.IsNew {
httpSession.Values["id"] = strconv.Itoa(rand.Int())
httpSession.Values["username"] = "******"
}
httpSession.Options.MaxAge = conf.Wide.HTTPSessionMaxAge
if "" != conf.Wide.Context {
httpSession.Options.Path = conf.Wide.Context
}
httpSession.Save(r, w)
username := httpSession.Values["username"].(string)
locale := conf.Wide.Locale
// try to load file
code := conf.HelloWorld
fileName := "8b7cc38b4c12e6fde5c4d15a4f2f32e5.go" // MD5 of HelloWorld.go
if strings.HasSuffix(r.URL.Path, ".go") {
fileNameArg := r.URL.Path[len("/playground/"):]
filePath := filepath.Clean(conf.Wide.Playground + "/" + fileNameArg)
bytes, err := ioutil.ReadFile(filePath)
if nil != err {
logger.Warn(err)
} else {
code = string(bytes)
fileName = fileNameArg
}
}
query := r.URL.Query()
embed := false
embedArg, ok := query["embed"]
if ok && "true" == embedArg[0] {
embed = true
}
disqus := false
disqusArg, ok := query["disqus"]
if ok && "true" == disqusArg[0] {
disqus = true
}
model := map[string]interface{}{"conf": conf.Wide, "i18n": i18n.GetAll(locale), "locale": locale,
"sid": session.WideSessions.GenId(), "pathSeparator": conf.PathSeparator,
"codeMirrorVer": conf.CodeMirrorVer,
"code": template.HTML(code), "ver": conf.WideVersion, "year": time.Now().Year(),
"embed": embed, "disqus": disqus, "fileName": fileName}
wideSessions := session.WideSessions.GetByUsername(username)
logger.Debugf("User [%s] has [%d] sessions", username, len(wideSessions))
t, err := template.ParseFiles("views/playground/index.html")
if nil != err {
logger.Error(err)
http.Error(w, err.Error(), 500)
return
}
t.Execute(w, model)
}