Files

139 lines
3.6 KiB
Go

package handlers
import (
"net/http"
"strings"
"vpn-panel/internal/auth"
"vpn-panel/internal/session"
"vpn-panel/internal/store"
)
func (h *Handler) currentUser(r *http.Request) *session.Data {
c, err := r.Cookie(session.CookieName())
if err != nil {
return nil
}
d, err := session.Verify(h.secret, c.Value)
if err != nil {
return nil
}
return d
}
func (h *Handler) RegisterAdmin(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
has, err := h.users.HasAdmin(ctx)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if has {
flashSet(w, "Администратор уже создан. Регистрация закрыта.", "error")
http.Redirect(w, r, "/", http.StatusSeeOther)
return
}
if r.Method == http.MethodGet {
h.render(w, "register", h.pageData(w, r, "Регистрация администратора", nil))
return
}
email := strings.TrimSpace(strings.ToLower(r.FormValue("email")))
password := r.FormValue("password")
confirm := r.FormValue("password_confirm")
if email == "" || len(password) < 8 {
flashSet(w, "Email обязателен, пароль — минимум 8 символов.", "error")
http.Redirect(w, r, "/register", http.StatusSeeOther)
return
}
if password != confirm {
flashSet(w, "Пароли не совпадают.", "error")
http.Redirect(w, r, "/register", http.StatusSeeOther)
return
}
hash, err := auth.HashPassword(password)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
u, err := h.users.CreateAdmin(ctx, email, hash)
if err == store.ErrAdminExists {
flashSet(w, "Администратор уже существует.", "error")
http.Redirect(w, r, "/", http.StatusSeeOther)
return
}
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
token, err := session.Sign(h.secret, session.Data{
UserID: u.ID,
Email: u.Email,
Role: u.Role,
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
http.SetCookie(w, &http.Cookie{
Name: session.CookieName(),
Value: token,
Path: "/",
MaxAge: int((7 * 24 * 60 * 60)),
HttpOnly: true,
SameSite: http.SameSiteLaxMode,
Secure: r.TLS != nil,
})
flashSet(w, "Администратор успешно создан. Добро пожаловать!", "success")
http.Redirect(w, r, "/", http.StatusSeeOther)
}
func (h *Handler) Login(w http.ResponseWriter, r *http.Request) {
if r.Method == http.MethodGet {
h.render(w, "login", h.pageData(w, r, "Вход", nil))
return
}
email := strings.TrimSpace(strings.ToLower(r.FormValue("email")))
password := r.FormValue("password")
u, err := h.users.GetByEmail(r.Context(), email)
if err != nil || u == nil || !auth.CheckPassword(u.PasswordHash, password) {
flashSet(w, "Неверный email или пароль.", "error")
http.Redirect(w, r, "/login", http.StatusSeeOther)
return
}
token, err := session.Sign(h.secret, session.Data{
UserID: u.ID,
Email: u.Email,
Role: u.Role,
})
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
http.SetCookie(w, &http.Cookie{
Name: session.CookieName(),
Value: token,
Path: "/",
MaxAge: 7 * 24 * 60 * 60,
HttpOnly: true,
SameSite: http.SameSiteLaxMode,
Secure: r.TLS != nil,
})
http.Redirect(w, r, "/", http.StatusSeeOther)
}
func (h *Handler) Logout(w http.ResponseWriter, r *http.Request) {
http.SetCookie(w, &http.Cookie{
Name: session.CookieName(), Path: "/", MaxAge: -1,
})
http.Redirect(w, r, "/", http.StatusSeeOther)
}