feat: username recovery on login post

This commit is contained in:
Florian Sylvain
2023-08-11 01:19:40 +02:00
parent 96a64097c4
commit 366ae190ff
2 changed files with 60 additions and 38 deletions
+25 -19
View File
@@ -10,9 +10,28 @@ import (
"strings" "strings"
) )
var contentTypes = map[string]string{
".css": "text/css",
".js": "application/javascript",
".png": "image/png",
".jpg": "image/jpeg",
".webp": "image/webp",
".svg": "image/svg+xml",
".ico": "image/x-icon",
}
type LoginPage struct { type LoginPage struct {
IsError bool `json:"isError"` IsError bool `json:"isError"`
Error string `json:"error"` Error string `json:"error"`
Username string `json:"username"`
}
func NewLoginPage(error string, username string) *LoginPage {
return &LoginPage{
IsError: strings.Compare(error, "") != 0,
Error: error,
Username: username,
}
} }
func getPage(page string, data interface{}) ([]byte, error) { func getPage(page string, data interface{}) ([]byte, error) {
@@ -28,7 +47,7 @@ func getPage(page string, data interface{}) ([]byte, error) {
return processedHTML.Bytes(), nil return processedHTML.Bytes(), nil
} }
func getLoginPageHandler(errMsg string) http.HandlerFunc { func getLoginPageHandler(loginPage *LoginPage) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) { return func(w http.ResponseWriter, r *http.Request) {
if IsLoggedIn(r) { if IsLoggedIn(r) {
http.Redirect(w, r, "/home", http.StatusSeeOther) http.Redirect(w, r, "/home", http.StatusSeeOther)
@@ -38,10 +57,7 @@ func getLoginPageHandler(errMsg string) http.HandlerFunc {
postLoginPage(w, r) postLoginPage(w, r)
return return
} }
bs, err := getPage("login", &LoginPage{ bs, err := getPage("login", &loginPage)
IsError: strings.Compare(errMsg, "") != 0,
Error: errMsg,
})
if err != nil { if err != nil {
_, _ = w.Write([]byte(err.Error())) _, _ = w.Write([]byte(err.Error()))
} }
@@ -58,7 +74,7 @@ func postLoginPage(w http.ResponseWriter, r *http.Request) {
}) })
if err != nil { if err != nil {
r.Method = http.MethodGet r.Method = http.MethodGet
getLoginPageHandler("Missing username or password.")(w, r) getLoginPageHandler(NewLoginPage("Invalid username or password.", r.FormValue("username")))(w, r)
return return
} }
@@ -67,7 +83,7 @@ func postLoginPage(w http.ResponseWriter, r *http.Request) {
// TODO handle possible errors in separate file (api package) // TODO handle possible errors in separate file (api package)
if err != nil || response.StatusCode != http.StatusOK { if err != nil || response.StatusCode != http.StatusOK {
r.Method = http.MethodGet r.Method = http.MethodGet
getLoginPageHandler("Invalid username or password.")(w, r) getLoginPageHandler(NewLoginPage("Invalid username or password.", r.FormValue("username")))(w, r)
return return
} }
@@ -104,16 +120,6 @@ func IsLoggedInMiddleware(next http.Handler) http.Handler {
} }
func staticFileServerWithContentType(dir http.Dir) http.Handler { func staticFileServerWithContentType(dir http.Dir) http.Handler {
contentTypes := map[string]string{
".css": "text/css",
".js": "application/javascript",
".png": "image/png",
".jpg": "image/jpeg",
".webp": "image/webp",
".svg": "image/svg+xml",
".ico": "image/x-icon",
}
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
requestedFilePath := r.URL.Path requestedFilePath := r.URL.Path
fileExtension := filepath.Ext(requestedFilePath) fileExtension := filepath.Ext(requestedFilePath)
@@ -135,8 +141,8 @@ func NewPageRouter() http.Handler {
}) })
r.Get("/", getLogin) r.Get("/", getLogin)
r.Get("/login", getLoginPageHandler("")) r.Get("/login", getLoginPageHandler(NewLoginPage("", "")))
r.Post("/login", getLoginPageHandler("")) r.Post("/login", getLoginPageHandler(NewLoginPage("", "")))
r.Get("/logout", getLogout) r.Get("/logout", getLogout)
r.Group(func(r chi.Router) { r.Group(func(r chi.Router) {
+32 -16
View File
@@ -3,7 +3,7 @@
<head> <head>
<meta charset="UTF-8"> <meta charset="UTF-8">
<meta content="width=device-width, initial-scale=1.0" name="viewport"> <meta content="width=device-width, initial-scale=1.0" name="viewport">
<title>GohCMS | Login</title> <title>GohCMS | Connexion</title>
<link rel="stylesheet" href="/static/bootstrap.min.css" type="text/css"> <link rel="stylesheet" href="/static/bootstrap.min.css" type="text/css">
<script src="/static/bootstrap.min.js" <script src="/static/bootstrap.min.js"
@@ -16,8 +16,7 @@
} }
</style> </style>
</head> </head>
<body class="d-flex min-vh-100 vw-100 justify-content-center align-items-center"> <body class="d-flex min-vh-100 vw-100 justify-content-center align-items-center text-dark">
<div class="container"> <div class="container">
<div class="d-flex flex-column gap-5 m-auto form-container"> <div class="d-flex flex-column gap-5 m-auto form-container">
<h1>GohCMS</h1> <h1>GohCMS</h1>
@@ -27,31 +26,34 @@
<input class="form-control {{ if .IsError }} is-invalid {{ end }}" <input class="form-control {{ if .IsError }} is-invalid {{ end }}"
id="username" id="username"
name="username" name="username"
placeholder="Votre nom d'utilisateur" placeholder="Nom d'utilisateur"
required required
type="text"> type="text"
<label for="username">Username</label> value="{{.Username}}">
<label for="username">Nom d'utilisateur</label>
</div> </div>
<div class="form-floating"> <div class="form-floating">
<input class="form-control {{ if .IsError }} is-invalid {{ end }}" <input class="form-control {{ if .IsError }} is-invalid {{ end }}"
id="password" id="password"
name="password" name="password"
placeholder="Votre mot de passe" placeholder="Mot de passe"
required required
type="password"> type="password">
<label for="password">Password</label> <label for="password">Mot de passe</label>
<div class="invalid-feedback"> <div class="invalid-feedback">{{.Error}}</div>
{{.Error}}
</div> </div>
</div> <button id="loginFormButton" class="btn btn-primary" disabled type="submit">
<button class="btn btn-primary" disabled type="submit">Log in</button> <span class="loginFormButtonLoading visually-hidden spinner-border spinner-border-sm"
role="status"></span>
<span class="loginFormButtonDefault">Se connecter</span>
</button>
</div> </div>
</form> </form>
</div> </div>
</div> </div>
<script> <script>
const button = document.querySelector("button[type=submit]") const button = document.querySelector("#loginFormButton")
const inputs = document.querySelectorAll('input') const inputs = document.querySelectorAll('input')
function formFieldsEmpty() { function formFieldsEmpty() {
@@ -62,10 +64,24 @@
button.disabled = formFieldsEmpty() ? "disabled" : "" button.disabled = formFieldsEmpty() ? "disabled" : ""
} }
window.addEventListener('input', (event) => { function setButtonLoading() {
if (event.target.tagName === "INPUT") setButtonDisabled() button.classList.add("disabled")
}) button.querySelector(".loginFormButtonDefault").classList.add("visually-hidden")
button.querySelector(".loginFormButtonLoading").classList.remove("visually-hidden")
}
function onLoginFormSubmit(event) {
event.preventDefault()
setButtonLoading()
event.target.submit()
}
function onInput(event) {
if (event.target.tagName === "INPUT") setButtonDisabled()
}
window.addEventListener('submit', onLoginFormSubmit)
window.addEventListener('input', onInput)
setButtonDisabled() setButtonDisabled()
</script> </script>