gnome-shell/js/gdm/authPrompt.js
Florian Müllner 071f92cfb6 cleanup: Remove spaces in object literals
We only adopted this style relatively recently, so there's a bit
more to adjust. Still, it's manageable and another step towards
getting rid of the legacy style.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2866>
2023-08-09 15:10:37 +00:00

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
import Clutter from 'gi://Clutter';
import GLib from 'gi://GLib';
import GObject from 'gi://GObject';
import Pango from 'gi://Pango';
import Shell from 'gi://Shell';
import St from 'gi://St';
import * as Animation from '../ui/animation.js';
import * as AuthList from './authList.js';
import * as Batch from './batch.js';
import * as GdmUtil from './util.js';
import * as Params from '../misc/params.js';
import * as ShellEntry from '../ui/shellEntry.js';
import * as UserWidget from '../ui/userWidget.js';
import {wiggle} from '../misc/animationUtils.js';
const DEFAULT_BUTTON_WELL_ICON_SIZE = 16;
const DEFAULT_BUTTON_WELL_ANIMATION_DELAY = 1000;
const DEFAULT_BUTTON_WELL_ANIMATION_TIME = 300;
const MESSAGE_FADE_OUT_ANIMATION_TIME = 500;
/** @enum {number} */
export const AuthPromptMode = {
UNLOCK_ONLY: 0,
UNLOCK_OR_LOG_IN: 1,
};
/** @enum {number} */
export const AuthPromptStatus = {
NOT_VERIFYING: 0,
VERIFYING: 1,
VERIFICATION_FAILED: 2,
VERIFICATION_SUCCEEDED: 3,
VERIFICATION_CANCELLED: 4,
VERIFICATION_IN_PROGRESS: 5,
};
/** @enum {number} */
export const BeginRequestType = {
PROVIDE_USERNAME: 0,
DONT_PROVIDE_USERNAME: 1,
REUSE_USERNAME: 2,
};
export const AuthPrompt = GObject.registerClass({
Signals: {
'cancelled': {},
'failed': {},
'next': {},
'prompted': {},
'reset': {param_types: [GObject.TYPE_UINT]},
},
}, class AuthPrompt extends St.BoxLayout {
_init(gdmClient, mode) {
super._init({
style_class: 'login-dialog-prompt-layout',
vertical: true,
x_expand: true,
x_align: Clutter.ActorAlign.CENTER,
reactive: true,
});
this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
this._gdmClient = gdmClient;
this._mode = mode;
this._defaultButtonWellActor = null;
this._cancelledRetries = 0;
let reauthenticationOnly;
if (this._mode == AuthPromptMode.UNLOCK_ONLY)
reauthenticationOnly = true;
else if (this._mode == AuthPromptMode.UNLOCK_OR_LOG_IN)
reauthenticationOnly = false;
this._userVerifier = new GdmUtil.ShellUserVerifier(this._gdmClient, {reauthenticationOnly});
this._userVerifier.connect('ask-question', this._onAskQuestion.bind(this));
this._userVerifier.connect('show-message', this._onShowMessage.bind(this));
this._userVerifier.connect('show-choice-list', this._onShowChoiceList.bind(this));
this._userVerifier.connect('verification-failed', this._onVerificationFailed.bind(this));
this._userVerifier.connect('verification-complete', this._onVerificationComplete.bind(this));
this._userVerifier.connect('reset', this._onReset.bind(this));
this._userVerifier.connect('smartcard-status-changed', this._onSmartcardStatusChanged.bind(this));
this._userVerifier.connect('credential-manager-authenticated', this._onCredentialManagerAuthenticated.bind(this));
this.smartcardDetected = this._userVerifier.smartcardDetected;
this.connect('destroy', this._onDestroy.bind(this));
this._userWell = new St.Bin({
x_expand: true,
y_expand: true,
});
this.add_child(this._userWell);
this._hasCancelButton = this._mode === AuthPromptMode.UNLOCK_OR_LOG_IN;
this._initInputRow();
let capsLockPlaceholder = new St.Label();
this.add_child(capsLockPlaceholder);
this._capsLockWarningLabel = new ShellEntry.CapsLockWarning({
x_expand: true,
x_align: Clutter.ActorAlign.CENTER,
});
this.add_child(this._capsLockWarningLabel);
this._capsLockWarningLabel.bind_property('visible',
capsLockPlaceholder, 'visible',
GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.INVERT_BOOLEAN);
this._message = new St.Label({
opacity: 0,
styleClass: 'login-dialog-message',
y_expand: true,
x_expand: true,
y_align: Clutter.ActorAlign.START,
x_align: Clutter.ActorAlign.CENTER,
});
this._message.clutter_text.line_wrap = true;
this._message.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
this.add_child(this._message);
}
_onDestroy() {
this._inactiveEntry.destroy();
this._inactiveEntry = null;
this._userVerifier.destroy();
this._userVerifier = null;
}
vfunc_key_press_event(event) {
if (event.get_key_symbol() === Clutter.KEY_Escape)
this.cancel();
return super.vfunc_key_press_event(event);
}
_initInputRow() {
this._mainBox = new St.BoxLayout({
style_class: 'login-dialog-button-box',
vertical: false,
});
this.add_child(this._mainBox);
this.cancelButton = new St.Button({
style_class: 'login-dialog-button cancel-button',
accessible_name: _('Cancel'),
button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE,
reactive: this._hasCancelButton,
can_focus: this._hasCancelButton,
x_align: Clutter.ActorAlign.START,
y_align: Clutter.ActorAlign.CENTER,
icon_name: 'go-previous-symbolic',
});
if (this._hasCancelButton)
this.cancelButton.connect('clicked', () => this.cancel());
else
this.cancelButton.opacity = 0;
this._mainBox.add_child(this.cancelButton);
this._authList = new AuthList.AuthList();
this._authList.set({
visible: false,
});
this._authList.connect('activate', (list, key) => {
this._authList.reactive = false;
this._authList.ease({
opacity: 0,
duration: MESSAGE_FADE_OUT_ANIMATION_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
onComplete: () => {
this._authList.clear();
this._authList.hide();
this._userVerifier.selectChoice(this._queryingService, key);
},
});
});
this._mainBox.add_child(this._authList);
let entryParams = {
style_class: 'login-dialog-prompt-entry',
can_focus: true,
x_expand: true,
};
this._entry = null;
this._textEntry = new St.Entry(entryParams);
ShellEntry.addContextMenu(this._textEntry, {actionMode: Shell.ActionMode.NONE});
this._passwordEntry = new St.PasswordEntry(entryParams);
ShellEntry.addContextMenu(this._passwordEntry, {actionMode: Shell.ActionMode.NONE});
this._entry = this._passwordEntry;
this._mainBox.add_child(this._entry);
this._entry.grab_key_focus();
this._inactiveEntry = this._textEntry;
this._timedLoginIndicator = new St.Bin({
style_class: 'login-dialog-timed-login-indicator',
scale_x: 0,
});
this.add_child(this._timedLoginIndicator);
[this._textEntry, this._passwordEntry].forEach(entry => {
entry.clutter_text.connect('text-changed', () => {
if (!this._userVerifier.hasPendingMessages)
this._fadeOutMessage();
});
entry.clutter_text.connect('activate', () => {
let shouldSpin = entry === this._passwordEntry;
if (entry.reactive)
this._activateNext(shouldSpin);
});
});
this._defaultButtonWell = new St.Widget({
layout_manager: new Clutter.BinLayout(),
x_align: Clutter.ActorAlign.END,
y_align: Clutter.ActorAlign.CENTER,
});
this._defaultButtonWell.add_constraint(new Clutter.BindConstraint({
source: this.cancelButton,
coordinate: Clutter.BindCoordinate.WIDTH,
}));
this._mainBox.add_child(this._defaultButtonWell);
this._spinner = new Animation.Spinner(DEFAULT_BUTTON_WELL_ICON_SIZE);
this._defaultButtonWell.add_child(this._spinner);
}
showTimedLoginIndicator(time) {
let hold = new Batch.Hold();
this.hideTimedLoginIndicator();
const startTime = GLib.get_monotonic_time();
this._timedLoginTimeoutId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, 33,
() => {
const currentTime = GLib.get_monotonic_time();
const elapsedTime = (currentTime - startTime) / GLib.USEC_PER_SEC;
this._timedLoginIndicator.scale_x = elapsedTime / time;
if (elapsedTime >= time) {
this._timedLoginTimeoutId = 0;
hold.release();
return GLib.SOURCE_REMOVE;
}
return GLib.SOURCE_CONTINUE;
});
GLib.Source.set_name_by_id(this._timedLoginTimeoutId, '[gnome-shell] this._timedLoginTimeoutId');
return hold;
}
hideTimedLoginIndicator() {
if (this._timedLoginTimeoutId) {
GLib.source_remove(this._timedLoginTimeoutId);
this._timedLoginTimeoutId = 0;
}
this._timedLoginIndicator.scale_x = 0.;
}
_activateNext(shouldSpin) {
this.verificationStatus = AuthPromptStatus.VERIFICATION_IN_PROGRESS;
this.updateSensitivity(false);
if (shouldSpin)
this.startSpinning();
if (this._queryingService)
this._userVerifier.answerQuery(this._queryingService, this._entry.text);
else
this._preemptiveAnswer = this._entry.text;
this.emit('next');
}
_updateEntry(secret) {
if (secret && this._entry !== this._passwordEntry) {
this._mainBox.replace_child(this._entry, this._passwordEntry);
this._entry = this._passwordEntry;
this._inactiveEntry = this._textEntry;
} else if (!secret && this._entry !== this._textEntry) {
this._mainBox.replace_child(this._entry, this._textEntry);
this._entry = this._textEntry;
this._inactiveEntry = this._passwordEntry;
}
this._capsLockWarningLabel.visible = secret;
}
_onAskQuestion(verifier, serviceName, question, secret) {
if (this._queryingService)
this.clear();
this._queryingService = serviceName;
if (this._preemptiveAnswer) {
this._userVerifier.answerQuery(this._queryingService, this._preemptiveAnswer);
this._preemptiveAnswer = null;
return;
}
this._updateEntry(secret);
// Hack: The question string comes directly from PAM, if it's "Password:"
// we replace it with our own to allow localization, if it's something
// else we remove the last colon and any trailing or leading spaces.
if (question === 'Password:' || question === 'Password: ')
this.setQuestion(_('Password'));
else
this.setQuestion(question.replace(/[:] *$/, '').trim());
this.updateSensitivity(true);
this.emit('prompted');
}
_onShowChoiceList(userVerifier, serviceName, promptMessage, choiceList) {
if (this._queryingService)
this.clear();
this._queryingService = serviceName;
if (this._preemptiveAnswer)
this._preemptiveAnswer = null;
this.setChoiceList(promptMessage, choiceList);
this.updateSensitivity(true);
this.emit('prompted');
}
_onCredentialManagerAuthenticated() {
if (this.verificationStatus != AuthPromptStatus.VERIFICATION_SUCCEEDED)
this.reset();
}
_onSmartcardStatusChanged() {
this.smartcardDetected = this._userVerifier.smartcardDetected;
// Most of the time we want to reset if the user inserts or removes
// a smartcard. Smartcard insertion "preempts" what the user was
// doing, and smartcard removal aborts the preemption.
// The exceptions are: 1) Don't reset on smartcard insertion if we're already verifying
// with a smartcard
// 2) Don't reset if we've already succeeded at verification and
// the user is getting logged in.
if (this._userVerifier.serviceIsDefault(GdmUtil.SMARTCARD_SERVICE_NAME) &&
this.verificationStatus == AuthPromptStatus.VERIFYING &&
this.smartcardDetected)
return;
if (this.verificationStatus != AuthPromptStatus.VERIFICATION_SUCCEEDED)
this.reset();
}
_onShowMessage(_userVerifier, serviceName, message, type) {
let wiggleParameters = {duration: 0};
if (type === GdmUtil.MessageType.ERROR &&
this._userVerifier.serviceIsFingerprint(serviceName)) {
// TODO: Use Await for wiggle to be over before unfreezing the user verifier queue
wiggleParameters = {
duration: 65,
wiggleCount: 3,
};
this._userVerifier.increaseCurrentMessageTimeout(
wiggleParameters.duration * (wiggleParameters.wiggleCount + 2));
}
this.setMessage(message, type, wiggleParameters);
this.emit('prompted');
}
_onVerificationFailed(userVerifier, serviceName, canRetry) {
const wasQueryingService = this._queryingService === serviceName;
if (wasQueryingService) {
this._queryingService = null;
this.clear();
}
this.updateSensitivity(canRetry);
this.setActorInDefaultButtonWell(null);
if (!canRetry)
this.verificationStatus = AuthPromptStatus.VERIFICATION_FAILED;
if (wasQueryingService)
wiggle(this._entry);
}
_onVerificationComplete() {
this.setActorInDefaultButtonWell(null);
this.verificationStatus = AuthPromptStatus.VERIFICATION_SUCCEEDED;
this.cancelButton.reactive = false;
this.cancelButton.can_focus = false;
}
_onReset() {
this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
this.reset();
}
setActorInDefaultButtonWell(actor, animate) {
if (!this._defaultButtonWellActor &&
!actor)
return;
let oldActor = this._defaultButtonWellActor;
if (oldActor)
oldActor.remove_all_transitions();
let wasSpinner;
if (oldActor == this._spinner)
wasSpinner = true;
else
wasSpinner = false;
let isSpinner;
if (actor == this._spinner)
isSpinner = true;
else
isSpinner = false;
if (this._defaultButtonWellActor != actor && oldActor) {
if (!animate) {
oldActor.opacity = 0;
if (wasSpinner) {
if (this._spinner)
this._spinner.stop();
}
} else {
oldActor.ease({
opacity: 0,
duration: DEFAULT_BUTTON_WELL_ANIMATION_TIME,
delay: DEFAULT_BUTTON_WELL_ANIMATION_DELAY,
mode: Clutter.AnimationMode.LINEAR,
onComplete: () => {
if (wasSpinner) {
if (this._spinner)
this._spinner.stop();
}
},
});
}
}
if (actor) {
if (isSpinner)
this._spinner.play();
if (!animate) {
actor.opacity = 255;
} else {
actor.ease({
opacity: 255,
duration: DEFAULT_BUTTON_WELL_ANIMATION_TIME,
delay: DEFAULT_BUTTON_WELL_ANIMATION_DELAY,
mode: Clutter.AnimationMode.LINEAR,
});
}
}
this._defaultButtonWellActor = actor;
}
startSpinning() {
this.setActorInDefaultButtonWell(this._spinner, true);
}
stopSpinning() {
this.setActorInDefaultButtonWell(null, false);
}
clear() {
this._entry.text = '';
this.stopSpinning();
this._authList.clear();
this._authList.hide();
}
setQuestion(question) {
this._entry.hint_text = question;
this._authList.hide();
this._entry.show();
this._entry.grab_key_focus();
}
_fadeInChoiceList() {
this._authList.set({
opacity: 0,
visible: true,
reactive: false,
});
this._authList.ease({
opacity: 255,
duration: MESSAGE_FADE_OUT_ANIMATION_TIME,
transition: Clutter.AnimationMode.EASE_OUT_QUAD,
onComplete: () => (this._authList.reactive = true),
});
}
setChoiceList(promptMessage, choiceList) {
this._authList.clear();
this._authList.label.text = promptMessage;
for (let key in choiceList) {
let text = choiceList[key];
this._authList.addItem(key, text);
}
this._entry.hide();
if (this._message.text === '')
this._message.hide();
this._fadeInChoiceList();
}
getAnswer() {
let text;
if (this._preemptiveAnswer) {
text = this._preemptiveAnswer;
this._preemptiveAnswer = null;
} else {
text = this._entry.get_text();
}
return text;
}
_fadeOutMessage() {
if (this._message.opacity == 0)
return;
this._message.remove_all_transitions();
this._message.ease({
opacity: 0,
duration: MESSAGE_FADE_OUT_ANIMATION_TIME,
mode: Clutter.AnimationMode.EASE_OUT_QUAD,
});
}
setMessage(message, type, wiggleParameters = {duration: 0}) {
if (type == GdmUtil.MessageType.ERROR)
this._message.add_style_class_name('login-dialog-message-warning');
else
this._message.remove_style_class_name('login-dialog-message-warning');
if (type == GdmUtil.MessageType.HINT)
this._message.add_style_class_name('login-dialog-message-hint');
else
this._message.remove_style_class_name('login-dialog-message-hint');
this._message.show();
if (message) {
this._message.remove_all_transitions();
this._message.text = message;
this._message.opacity = 255;
} else {
this._message.opacity = 0;
}
wiggle(this._message, wiggleParameters);
}
updateSensitivity(sensitive) {
if (this._entry.reactive === sensitive)
return;
this._entry.reactive = sensitive;
if (sensitive) {
this._entry.grab_key_focus();
} else {
this.grab_key_focus();
if (this._entry === this._passwordEntry)
this._entry.password_visible = false;
}
}
vfunc_hide() {
this.setActorInDefaultButtonWell(null, true);
super.vfunc_hide();
this._message.opacity = 0;
this.setUser(null);
this.updateSensitivity(true);
this._entry.set_text('');
}
setUser(user) {
let oldChild = this._userWell.get_child();
if (oldChild)
oldChild.destroy();
let userWidget = new UserWidget.UserWidget(user, Clutter.Orientation.VERTICAL);
this._userWell.set_child(userWidget);
if (!user)
this._updateEntry(false);
}
reset() {
let oldStatus = this.verificationStatus;
this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
this.cancelButton.reactive = this._hasCancelButton;
this.cancelButton.can_focus = this._hasCancelButton;
this._preemptiveAnswer = null;
if (this._userVerifier)
this._userVerifier.cancel();
this._queryingService = null;
this.clear();
this._message.opacity = 0;
this.setUser(null);
this._updateEntry(true);
this.stopSpinning();
if (oldStatus == AuthPromptStatus.VERIFICATION_FAILED)
this.emit('failed');
else if (oldStatus === AuthPromptStatus.VERIFICATION_CANCELLED)
this.emit('cancelled');
let beginRequestType;
if (this._mode == AuthPromptMode.UNLOCK_ONLY) {
// The user is constant at the unlock screen, so it will immediately
// respond to the request with the username
if (oldStatus === AuthPromptStatus.VERIFICATION_CANCELLED)
return;
beginRequestType = BeginRequestType.PROVIDE_USERNAME;
} else if (this._userVerifier.foregroundServiceDeterminesUsername()) {
// We don't need to know the username if the user preempted the login screen
// with a smartcard or with preauthenticated oVirt credentials
beginRequestType = BeginRequestType.DONT_PROVIDE_USERNAME;
} else if (oldStatus === AuthPromptStatus.VERIFICATION_IN_PROGRESS) {
// We're going back to retry with current user
beginRequestType = BeginRequestType.REUSE_USERNAME;
} else {
// In all other cases, we should get the username up front.
beginRequestType = BeginRequestType.PROVIDE_USERNAME;
}
this.emit('reset', beginRequestType);
}
addCharacter(unichar) {
if (!this._entry.visible)
return;
this._entry.grab_key_focus();
this._entry.clutter_text.insert_unichar(unichar);
}
begin(params) {
params = Params.parse(params, {
userName: null,
hold: null,
});
this.updateSensitivity(false);
let hold = params.hold;
if (!hold)
hold = new Batch.Hold();
this._userVerifier.begin(params.userName, hold);
this.verificationStatus = AuthPromptStatus.VERIFYING;
}
finish(onComplete) {
if (!this._userVerifier.hasPendingMessages) {
this._userVerifier.clear();
onComplete();
return;
}
let signalId = this._userVerifier.connect('no-more-messages', () => {
this._userVerifier.disconnect(signalId);
this._userVerifier.clear();
onComplete();
});
}
cancel() {
if (this.verificationStatus == AuthPromptStatus.VERIFICATION_SUCCEEDED)
return;
if (this.verificationStatus === AuthPromptStatus.VERIFICATION_IN_PROGRESS) {
this._cancelledRetries++;
if (this._cancelledRetries > this._userVerifier.allowedFailures)
this.verificationStatus = AuthPromptStatus.VERIFICATION_FAILED;
} else {
this.verificationStatus = AuthPromptStatus.VERIFICATION_CANCELLED;
}
this.reset();
}
});