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

   1 import { Component, ElementRef, OnInit, ViewChild, AfterViewInit } 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, RegisteredExternalAuthConfig } from '@shared/models/server/server-config.model'
  12 import { environment } from 'src/environments/environment'
  13
  14 @Component({
  15   selector: 'my-login',
  16   templateUrl: './login.component.html',
  17   styleUrls: [ './login.component.scss' ]
  18 })
  19
  20 export class LoginComponent extends FormReactive implements OnInit, AfterViewInit {
  21   @ViewChild('usernameInput', { static: false }) usernameInput: ElementRef
  22   @ViewChild('forgotPasswordModal', { static: true }) forgotPasswordModal: ElementRef
  23
  24   error: string = null
  25   forgotPasswordEmail = ''
  26   isAuthenticatedWithExternalAuth = false
  27   externalLogins: string[] = []
  28
  29   private openedForgotPasswordModal: NgbModalRef
  30   private serverConfig: ServerConfig
  31
  32   constructor (
  33     protected formValidatorService: FormValidatorService,
  34     private route: ActivatedRoute,
  35     private modalService: NgbModal,
  36     private loginValidatorsService: LoginValidatorsService,
  37     private authService: AuthService,
  38     private userService: UserService,
  39     private redirectService: RedirectService,
  40     private notifier: Notifier,
  41     private i18n: I18n
  42   ) {
  43     super()
  44   }
  45
  46   get signupAllowed () {
  47     return this.serverConfig.signup.allowed === true
  48   }
  49
  50   isEmailDisabled () {
  51     return this.serverConfig.email.enabled === false
  52   }
  53
  54   ngOnInit () {
  55     const snapshot = this.route.snapshot
  56
  57     this.serverConfig = snapshot.data.serverConfig
  58
  59     if (snapshot.queryParams.externalAuthToken) {
  60       this.loadExternalAuthToken(snapshot.queryParams.username, snapshot.queryParams.externalAuthToken)
  61       return
  62     }
  63
  64     this.buildForm({
  65       username: this.loginValidatorsService.LOGIN_USERNAME,
  66       password: this.loginValidatorsService.LOGIN_PASSWORD
  67     })
  68   }
  69
  70   ngAfterViewInit () {
  71     if (this.usernameInput) {
  72       this.usernameInput.nativeElement.focus()
  73     }
  74   }
  75
  76   getExternalLogins () {
  77     return this.serverConfig.plugin.registeredExternalAuths
  78   }
  79
  80   getAuthHref (auth: RegisteredExternalAuthConfig) {
  81     return environment.apiUrl + `/plugins/${auth.name}/${auth.version}/auth/${auth.authName}`
  82   }
  83
  84   login () {
  85     this.error = null
  86
  87     const { username, password } = this.form.value
  88
  89     this.authService.login(username, password)
  90       .subscribe(
  91         () => this.redirectService.redirectToPreviousRoute(),
  92
  93         err => this.handleError(err)
  94       )
  95   }
  96
  97   askResetPassword () {
  98     this.userService.askResetPassword(this.forgotPasswordEmail)
  99       .subscribe(
 100         () => {
 101           const message = this.i18n(
 102             'An email with the reset password instructions will be sent to {{email}}. The link will expire within 1 hour.',
 103             { email: this.forgotPasswordEmail }
 104           )
 105           this.notifier.success(message)
 106           this.hideForgotPasswordModal()
 107         },
 108
 109         err => this.notifier.error(err.message)
 110       )
 111   }
 112
 113   openForgotPasswordModal () {
 114     this.openedForgotPasswordModal = this.modalService.open(this.forgotPasswordModal)
 115   }
 116
 117   hideForgotPasswordModal () {
 118     this.openedForgotPasswordModal.close()
 119   }
 120
 121   private loadExternalAuthToken (username: string, token: string) {
 122     this.isAuthenticatedWithExternalAuth = true
 123
 124     this.authService.login(username, null, token)
 125     .subscribe(
 126       () => this.redirectService.redirectToPreviousRoute(),
 127
 128       err => {
 129         this.handleError(err)
 130         this.isAuthenticatedWithExternalAuth = false
 131       }
 132     )
 133   }
 134
 135   private handleError (err: any) {
 136     if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
 137     else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
 138     else this.error = err.message
 139   }
 140 }