112 lines
3.4 KiB
C#
112 lines
3.4 KiB
C#
using System.Text.RegularExpressions;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.AspNetCore.Mvc.RazorPages;
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using TicketOffice.Data;
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using TicketOffice.Models;
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using TicketOffice.Services;
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namespace TicketOffice.Pages.Auth;
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public class LoginModel : PageModel
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{
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// Error massage displaying when email validation failed.
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public string EmailValidationError = null!;
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// Error massage displaying when password validation failed.
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public string PasswordValidationError = null!;
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private readonly TicketOfficeContext context;
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private readonly UserValidationService validationService;
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public LoginModel(TicketOfficeContext context,
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UserValidationService validationService)
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{
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this.context = context;
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this.validationService = validationService;
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}
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// Object representing a user who wants to login.
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[BindProperty]
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public new User? User { get; set; }
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// Called when GET request is sent to the page. Validates the session and
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// redirects to "Account" page if user already logged in.
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public ActionResult OnGet()
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{
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if (validationService.IsAuthorized(HttpContext))
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{
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return RedirectToPage("/Auth/Account");
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}
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return Page();
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}
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// Called when POST request is sent to the page. Validates login form and
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// redirects to "Account" page if the validation succeed.
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public ActionResult OnPost()
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{
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if (ValidateForm())
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{
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User? user = context.User
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.FirstOrDefault(u => u.Email == User!.Email);
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HttpContext.Session.SetInt32("UserId", user!.Id);
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HttpContext.Session.SetInt32("IsManager", user!.IsManager ? 1 : 0);
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return RedirectToPage("/Auth/Account");
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}
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return Page();
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}
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private bool ValidateForm()
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{
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User? user = context.User.FirstOrDefault(u => u.Email == User!.Email);
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return ValidateEmail(User!.Email, out EmailValidationError) &&
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ValidatePassword(User.Password, out PasswordValidationError);
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bool ValidateEmail(string email, out string validationError)
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{
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if (user != null)
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{
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validationError = String.Empty;
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return true;
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}
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if (String.IsNullOrWhiteSpace(email))
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{
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validationError = "Поле має бути заповненим";
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return false;
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}
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Regex emailRegex = new Regex(@"^[^@\s]+@[^@\s]+\.[^@\s]+$");
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if (!emailRegex.IsMatch(email))
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{
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validationError = "E-mail некоректний";
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return false;
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}
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validationError = "E-mail не зареєстровано";
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return false;
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}
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bool ValidatePassword(string password, out string validationError)
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{
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if (user!.Password == password)
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{
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validationError = String.Empty;
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return true;
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}
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if (String.IsNullOrWhiteSpace(password))
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{
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validationError = "Поле має бути заповненим";
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return false;
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}
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validationError = "Неправильний пароль";
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return false;
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}
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}
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} |