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1 | ||
2 | import { AfterViewInit, Component, ElementRef, OnInit, ViewChild } from '@angular/core' | |
3 | import { ActivatedRoute, Router } from '@angular/router' | |
4 | import { AuthService, Notifier, RedirectService, SessionStorageService, UserService } from '@app/core' | |
5 | import { HooksService } from '@app/core/plugins/hooks.service' | |
6 | import { LOGIN_PASSWORD_VALIDATOR, LOGIN_USERNAME_VALIDATOR } from '@app/shared/form-validators/login-validators' | |
7 | import { FormReactive, FormValidatorService } from '@app/shared/shared-forms' | |
8 | import { InstanceAboutAccordionComponent } from '@app/shared/shared-instance' | |
9 | import { NgbAccordion, NgbModal, NgbModalRef } from '@ng-bootstrap/ng-bootstrap' | |
10 | import { PluginsManager } from '@root-helpers/plugins-manager' | |
11 | import { RegisteredExternalAuthConfig, ServerConfig } from '@shared/models' | |
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, AfterViewInit { | |
20 | private static SESSION_STORAGE_REDIRECT_URL_KEY = 'login-previous-url' | |
21 | ||
22 | @ViewChild('forgotPasswordModal', { static: true }) forgotPasswordModal: ElementRef | |
23 | ||
24 | accordion: NgbAccordion | |
25 | error: string = null | |
26 | forgotPasswordEmail = '' | |
27 | ||
28 | isAuthenticatedWithExternalAuth = false | |
29 | externalAuthError = false | |
30 | externalLogins: string[] = [] | |
31 | ||
32 | instanceInformationPanels = { | |
33 | terms: true, | |
34 | administrators: false, | |
35 | features: false, | |
36 | moderation: false, | |
37 | codeOfConduct: false | |
38 | } | |
39 | ||
40 | private openedForgotPasswordModal: NgbModalRef | |
41 | private serverConfig: ServerConfig | |
42 | ||
43 | constructor ( | |
44 | protected formValidatorService: FormValidatorService, | |
45 | private route: ActivatedRoute, | |
46 | private modalService: NgbModal, | |
47 | private authService: AuthService, | |
48 | private userService: UserService, | |
49 | private redirectService: RedirectService, | |
50 | private notifier: Notifier, | |
51 | private hooks: HooksService, | |
52 | private storage: SessionStorageService, | |
53 | private router: Router | |
54 | ) { | |
55 | super() | |
56 | } | |
57 | ||
58 | get signupAllowed () { | |
59 | return this.serverConfig.signup.allowed === true | |
60 | } | |
61 | ||
62 | onTermsClick (event: Event, instanceInformation: HTMLElement) { | |
63 | event.preventDefault() | |
64 | ||
65 | if (this.accordion) { | |
66 | this.accordion.expand('terms') | |
67 | instanceInformation.scrollIntoView({ behavior: 'smooth' }) | |
68 | } | |
69 | } | |
70 | ||
71 | isEmailDisabled () { | |
72 | return this.serverConfig.email.enabled === false | |
73 | } | |
74 | ||
75 | ngOnInit () { | |
76 | const snapshot = this.route.snapshot | |
77 | ||
78 | // Avoid undefined errors when accessing form error properties | |
79 | this.buildForm({ | |
80 | username: LOGIN_USERNAME_VALIDATOR, | |
81 | password: LOGIN_PASSWORD_VALIDATOR | |
82 | }) | |
83 | ||
84 | this.serverConfig = snapshot.data.serverConfig | |
85 | ||
86 | if (snapshot.queryParams.externalAuthToken) { | |
87 | this.loadExternalAuthToken(snapshot.queryParams.username, snapshot.queryParams.externalAuthToken) | |
88 | return | |
89 | } | |
90 | ||
91 | if (snapshot.queryParams.externalAuthError) { | |
92 | this.externalAuthError = true | |
93 | return | |
94 | } | |
95 | ||
96 | const previousUrl = this.redirectService.getPreviousUrl() | |
97 | if (previousUrl && previousUrl !== '/') { | |
98 | this.storage.setItem(LoginComponent.SESSION_STORAGE_REDIRECT_URL_KEY, previousUrl) | |
99 | } | |
100 | } | |
101 | ||
102 | ngAfterViewInit () { | |
103 | this.hooks.runAction('action:login.init', 'login') | |
104 | } | |
105 | ||
106 | getExternalLogins () { | |
107 | return this.serverConfig.plugin.registeredExternalAuths | |
108 | } | |
109 | ||
110 | getAuthHref (auth: RegisteredExternalAuthConfig) { | |
111 | return PluginsManager.getExternalAuthHref(auth) | |
112 | } | |
113 | ||
114 | login () { | |
115 | this.error = null | |
116 | ||
117 | const { username, password } = this.form.value | |
118 | ||
119 | this.authService.login(username, password) | |
120 | .subscribe({ | |
121 | next: () => this.redirectService.redirectToPreviousRoute(), | |
122 | ||
123 | error: err => this.handleError(err) | |
124 | }) | |
125 | } | |
126 | ||
127 | askResetPassword () { | |
128 | this.userService.askResetPassword(this.forgotPasswordEmail) | |
129 | .subscribe({ | |
130 | next: () => { | |
131 | const message = $localize`An email with the reset password instructions will be sent to ${this.forgotPasswordEmail}. | |
132 | The link will expire within 1 hour.` | |
133 | ||
134 | this.notifier.success(message) | |
135 | this.hideForgotPasswordModal() | |
136 | }, | |
137 | ||
138 | error: err => this.notifier.error(err.message) | |
139 | }) | |
140 | } | |
141 | ||
142 | openForgotPasswordModal () { | |
143 | this.openedForgotPasswordModal = this.modalService.open(this.forgotPasswordModal) | |
144 | } | |
145 | ||
146 | hideForgotPasswordModal () { | |
147 | this.openedForgotPasswordModal.close() | |
148 | } | |
149 | ||
150 | onInstanceAboutAccordionInit (instanceAboutAccordion: InstanceAboutAccordionComponent) { | |
151 | this.accordion = instanceAboutAccordion.accordion | |
152 | } | |
153 | ||
154 | hasUsernameUppercase () { | |
155 | return this.form.value['username'].match(/[A-Z]/) | |
156 | } | |
157 | ||
158 | private loadExternalAuthToken (username: string, token: string) { | |
159 | this.isAuthenticatedWithExternalAuth = true | |
160 | ||
161 | this.authService.login(username, null, token) | |
162 | .subscribe({ | |
163 | next: () => { | |
164 | const redirectUrl = this.storage.getItem(LoginComponent.SESSION_STORAGE_REDIRECT_URL_KEY) | |
165 | if (redirectUrl) { | |
166 | this.storage.removeItem(LoginComponent.SESSION_STORAGE_REDIRECT_URL_KEY) | |
167 | return this.router.navigateByUrl(redirectUrl) | |
168 | } | |
169 | ||
170 | this.redirectService.redirectToLatestSessionRoute() | |
171 | }, | |
172 | ||
173 | error: err => { | |
174 | this.handleError(err) | |
175 | this.isAuthenticatedWithExternalAuth = false | |
176 | } | |
177 | }) | |
178 | } | |
179 | ||
180 | private handleError (err: any) { | |
181 | if (err.message.indexOf('credentials are invalid') !== -1) this.error = $localize`Incorrect username or password.` | |
182 | else if (err.message.indexOf('blocked') !== -1) this.error = $localize`Your account is blocked.` | |
183 | else this.error = err.message | |
184 | } | |
185 | } |