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 import { Router } from '@angular/router'
  12
  13 @Component({
  14   selector: 'my-login',
  15   templateUrl: './login.component.html',
  16   styleUrls: [ './login.component.scss' ]
  17 })
  18
  19 export class LoginComponent extends FormReactive implements OnInit {
  20   @ViewChild('emailInput') input: ElementRef
  21   @ViewChild('forgotPasswordModal') forgotPasswordModal: ElementRef
  22   @ViewChild('forgotPasswordEmailInput') forgotPasswordEmailInput: ElementRef
  23
  24   error: string = null
  25   forgotPasswordEmail = ''
  26
  27   private openedForgotPasswordModal: NgbModalRef
  28
  29   constructor (
  30     public router: Router,
  31     protected formValidatorService: FormValidatorService,
  32     private modalService: NgbModal,
  33     private loginValidatorsService: LoginValidatorsService,
  34     private authService: AuthService,
  35     private userService: UserService,
  36     private serverService: ServerService,
  37     private redirectService: RedirectService,
  38     private notificationsService: NotificationsService,
  39     private i18n: I18n
  40   ) {
  41     super()
  42   }
  43
  44   get signupAllowed () {
  45     return this.serverService.getConfig().signup.allowed === true
  46   }
  47
  48   ngOnInit () {
  49     this.buildForm({
  50       username: this.loginValidatorsService.LOGIN_USERNAME,
  51       password: this.loginValidatorsService.LOGIN_PASSWORD
  52     })
  53
  54     this.input.nativeElement.focus()
  55   }
  56
  57   login () {
  58     this.error = null
  59
  60     const { username, password } = this.form.value
  61
  62     this.authService.login(username, password)
  63       .subscribe(
  64         () => this.redirect(),
  65
  66         err => {
  67           if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
  68           else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
  69           else this.error = err.message
  70         }
  71       )
  72   }
  73
  74   redirect () {
  75     const redirect = this.authService.redirectUrl
  76     if (redirect) {
  77       this.router.navigate([ redirect ])
  78     } else {
  79       this.redirectService.redirectToHomepage()
  80     }
  81   }
  82
  83   askResetPassword () {
  84     this.userService.askResetPassword(this.forgotPasswordEmail)
  85       .subscribe(
  86         () => {
  87           const message = this.i18n(
  88             'An email with the reset password instructions will be sent to {{email}}.',
  89             { email: this.forgotPasswordEmail }
  90           )
  91           this.notificationsService.success(this.i18n('Success'), message)
  92           this.hideForgotPasswordModal()
  93         },
  94
  95         err => this.notificationsService.error(this.i18n('Error'), err.message)
  96       )
  97   }
  98
  99   onForgotPasswordModalShown () {
 100     this.forgotPasswordEmailInput.nativeElement.focus()
 101   }
 102
 103   openForgotPasswordModal () {
 104     this.openedForgotPasswordModal = this.modalService.open(this.forgotPasswordModal)
 105   }
 106
 107   hideForgotPasswordModal () {
 108     this.openedForgotPasswordModal.close()
 109   }
 110 }