client/src/app/login/login.component.ts

   1 import { Component, ElementRef, OnInit, ViewChild } from '@angular/core'
   2 import { RedirectService, ServerService } from '@app/core'
   3 import { UserService } from '@app/shared'
   4 import { NotificationsService } from 'angular2-notifications'
   5 import { AuthService } from '../core'
   6 import { FormReactive } from '../shared'
   7 import { I18n } from '@ngx-translate/i18n-polyfill'
   8 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
   9 import { LoginValidatorsService } from '@app/shared/forms/form-validators/login-validators.service'
  10 import { NgbModal, NgbModalRef } from '@ng-bootstrap/ng-bootstrap'
  11
  12 @Component({
  13   selector: 'my-login',
  14   templateUrl: './login.component.html',
  15   styleUrls: [ './login.component.scss' ]
  16 })
  17
  18 export class LoginComponent extends FormReactive implements OnInit {
  19   @ViewChild('emailInput') input: ElementRef
  20   @ViewChild('forgotPasswordModal') forgotPasswordModal: ElementRef
  21   @ViewChild('forgotPasswordEmailInput') forgotPasswordEmailInput: ElementRef
  22
  23   error: string = null
  24   forgotPasswordEmail = ''
  25
  26   private openedForgotPasswordModal: NgbModalRef
  27
  28   constructor (
  29     protected formValidatorService: FormValidatorService,
  30     private modalService: NgbModal,
  31     private loginValidatorsService: LoginValidatorsService,
  32     private authService: AuthService,
  33     private userService: UserService,
  34     private serverService: ServerService,
  35     private redirectService: RedirectService,
  36     private notificationsService: NotificationsService,
  37     private i18n: I18n
  38   ) {
  39     super()
  40   }
  41
  42   get signupAllowed () {
  43     return this.serverService.getConfig().signup.allowed === true
  44   }
  45
  46   ngOnInit () {
  47     this.buildForm({
  48       username: this.loginValidatorsService.LOGIN_USERNAME,
  49       password: this.loginValidatorsService.LOGIN_PASSWORD
  50     })
  51
  52     this.input.nativeElement.focus()
  53   }
  54
  55   login () {
  56     this.error = null
  57
  58     const { username, password } = this.form.value
  59
  60     this.authService.login(username, password)
  61       .subscribe(
  62         () => this.redirectService.redirectToHomepage(),
  63
  64         err => {
  65           if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
  66           else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
  67           else this.error = err.message
  68         }
  69       )
  70   }
  71
  72   askResetPassword () {
  73     this.userService.askResetPassword(this.forgotPasswordEmail)
  74       .subscribe(
  75         () => {
  76           const message = this.i18n(
  77             'An email with the reset password instructions will be sent to {{email}}.',
  78             { email: this.forgotPasswordEmail }
  79           )
  80           this.notificationsService.success(this.i18n('Success'), message)
  81           this.hideForgotPasswordModal()
  82         },
  83
  84         err => this.notificationsService.error(this.i18n('Error'), err.message)
  85       )
  86   }
  87
  88   onForgotPasswordModalShown () {
  89     this.forgotPasswordEmailInput.nativeElement.focus()
  90   }
  91
  92   openForgotPasswordModal () {
  93     this.openedForgotPasswordModal = this.modalService.open(this.forgotPasswordModal)
  94   }
  95
  96   hideForgotPasswordModal () {
  97     this.openedForgotPasswordModal.close()
  98   }
  99 }