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

   1 import { Component, ElementRef, OnInit, ViewChild } from '@angular/core'
   2 import { Notifier, RedirectService } from '@app/core'
   3 import { UserService } from '@app/shared'
   4 import { AuthService } from '../core'
   5 import { FormReactive } from '../shared'
   6 import { I18n } from '@ngx-translate/i18n-polyfill'
   7 import { FormValidatorService } from '@app/shared/forms/form-validators/form-validator.service'
   8 import { LoginValidatorsService } from '@app/shared/forms/form-validators/login-validators.service'
   9 import { NgbModal, NgbModalRef } from '@ng-bootstrap/ng-bootstrap'
  10 import { ActivatedRoute } from '@angular/router'
  11 import { ServerConfig } from '@shared/models/server/server-config.model'
  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', { static: true }) input: ElementRef
  21   @ViewChild('forgotPasswordModal', { static: true }) forgotPasswordModal: ElementRef
  22
  23   error: string = null
  24   forgotPasswordEmail = ''
  25   isAuthenticatedWithExternalAuth = false
  26
  27   private openedForgotPasswordModal: NgbModalRef
  28   private serverConfig: ServerConfig
  29
  30   constructor (
  31     protected formValidatorService: FormValidatorService,
  32     private route: ActivatedRoute,
  33     private modalService: NgbModal,
  34     private loginValidatorsService: LoginValidatorsService,
  35     private authService: AuthService,
  36     private userService: UserService,
  37     private redirectService: RedirectService,
  38     private notifier: Notifier,
  39     private i18n: I18n
  40   ) {
  41     super()
  42   }
  43
  44   get signupAllowed () {
  45     return this.serverConfig.signup.allowed === true
  46   }
  47
  48   isEmailDisabled () {
  49     return this.serverConfig.email.enabled === false
  50   }
  51
  52   ngOnInit () {
  53     const snapshot = this.route.snapshot
  54
  55     this.serverConfig = snapshot.data.serverConfig
  56
  57     if (snapshot.queryParams.externalAuthToken) {
  58       this.loadExternalAuthToken(snapshot.queryParams.username, snapshot.queryParams.externalAuthToken)
  59       return
  60     }
  61
  62     this.buildForm({
  63       username: this.loginValidatorsService.LOGIN_USERNAME,
  64       password: this.loginValidatorsService.LOGIN_PASSWORD
  65     })
  66
  67     this.input.nativeElement.focus()
  68   }
  69
  70   login () {
  71     this.error = null
  72
  73     const { username, password } = this.form.value
  74
  75     this.authService.login(username, password)
  76       .subscribe(
  77         () => this.redirectService.redirectToPreviousRoute(),
  78
  79         err => this.handleError(err)
  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}}. The link will expire within 1 hour.',
  89             { email: this.forgotPasswordEmail }
  90           )
  91           this.notifier.success(message)
  92           this.hideForgotPasswordModal()
  93         },
  94
  95         err => this.notifier.error(err.message)
  96       )
  97   }
  98
  99   openForgotPasswordModal () {
 100     this.openedForgotPasswordModal = this.modalService.open(this.forgotPasswordModal)
 101   }
 102
 103   hideForgotPasswordModal () {
 104     this.openedForgotPasswordModal.close()
 105   }
 106
 107   private loadExternalAuthToken (username: string, token: string) {
 108     this.isAuthenticatedWithExternalAuth = true
 109
 110     this.authService.login(username, null, token)
 111     .subscribe(
 112       () => this.redirectService.redirectToPreviousRoute(),
 113
 114       err => {
 115         this.handleError(err)
 116         this.isAuthenticatedWithExternalAuth = false
 117       }
 118     )
 119   }
 120
 121   private handleError (err: any) {
 122     if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
 123     else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
 124     else this.error = err.message
 125   }
 126 }