Tom Tröger
fe442e8eef
All checks were successful
GoLang Tests / Run Go Tests (push) Successful in 33s
75 lines
2.1 KiB
Go
75 lines
2.1 KiB
Go
package endpoints
|
|
|
|
import (
|
|
"arbeitszeitmessung/models"
|
|
"arbeitszeitmessung/templates"
|
|
"context"
|
|
"log"
|
|
"net/http"
|
|
"strconv"
|
|
"time"
|
|
|
|
"github.com/alexedwards/scs/v2"
|
|
)
|
|
|
|
var Session *scs.SessionManager
|
|
|
|
func CreateSessionManager(lifetime time.Duration) *scs.SessionManager {
|
|
Session = scs.New()
|
|
Session.Lifetime = lifetime
|
|
return Session
|
|
}
|
|
|
|
func showLoginPage(w http.ResponseWriter, r *http.Request, success bool, errorMsg string) {
|
|
r = r.WithContext(context.WithValue(r.Context(), "session", Session))
|
|
if Session.Exists(r.Context(), "user") {
|
|
http.Redirect(w, r, "/time", http.StatusSeeOther)
|
|
}
|
|
templates.LoginPage(success, errorMsg).Render(r.Context(), w)
|
|
}
|
|
|
|
func loginUser(w http.ResponseWriter, r *http.Request) {
|
|
err := r.ParseForm()
|
|
if err != nil {
|
|
log.Println("Error parsing form!", err)
|
|
showLoginPage(w, r, false, "Internal error!")
|
|
return
|
|
}
|
|
_personal_nummer := r.FormValue("personal_nummer")
|
|
if _personal_nummer == "" {
|
|
log.Println("No personal_nummer provided!")
|
|
showLoginPage(w, r, false, "Keine Personalnummer gesetzt.")
|
|
return
|
|
}
|
|
personal_nummer, err := strconv.Atoi(_personal_nummer)
|
|
if err != nil {
|
|
log.Println("Cannot parse personal nubmer!")
|
|
showLoginPage(w, r, false, "Personalnummer ist nicht valide gesetzt.")
|
|
return
|
|
}
|
|
user, err := models.GetUserByPersonalNr(personal_nummer)
|
|
if err != nil {
|
|
log.Println("No user found under this personal number!", err)
|
|
showLoginPage(w, r, false, "Nutzer unter dieser Personalnummer nicht gefunden.")
|
|
return
|
|
}
|
|
|
|
password := r.FormValue("password")
|
|
if user.Login(password) {
|
|
log.Printf("New succesfull user login from %s %s (%d)!\n", user.Vorname, user.Name, user.PersonalNummer)
|
|
Session.Put(r.Context(), "user", user.PersonalNummer)
|
|
Session.Commit(r.Context())
|
|
http.Redirect(w, r, "/time", http.StatusSeeOther) //with this browser always uses GET
|
|
}
|
|
showLoginPage(w, r, false, "")
|
|
}
|
|
|
|
func logoutUser(w http.ResponseWriter, r *http.Request) {
|
|
log.Println("Loggin out user!")
|
|
err := Session.Destroy(r.Context())
|
|
if err != nil {
|
|
log.Println("Error destroying session!", err)
|
|
}
|
|
http.Redirect(w, r, "/user/login", http.StatusSeeOther)
|
|
}
|