499 lines
15 KiB
JavaScript
499 lines
15 KiB
JavaScript
// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
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/* exported AuthPrompt */
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const { Clutter, GObject, Pango, Shell, St } = imports.gi;
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const Animation = imports.ui.animation;
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const Batch = imports.gdm.batch;
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const GdmUtil = imports.gdm.util;
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const Util = imports.misc.util;
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const Params = imports.misc.params;
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const ShellEntry = imports.ui.shellEntry;
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const UserWidget = imports.ui.userWidget;
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var DEFAULT_BUTTON_WELL_ICON_SIZE = 16;
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var DEFAULT_BUTTON_WELL_ANIMATION_DELAY = 1000;
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var DEFAULT_BUTTON_WELL_ANIMATION_TIME = 300;
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var MESSAGE_FADE_OUT_ANIMATION_TIME = 500;
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const WIGGLE_OFFSET = 6;
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const WIGGLE_DURATION = 65;
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const N_WIGGLES = 3;
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var AuthPromptMode = {
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UNLOCK_ONLY: 0,
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UNLOCK_OR_LOG_IN: 1,
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};
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var AuthPromptStatus = {
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NOT_VERIFYING: 0,
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VERIFYING: 1,
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VERIFICATION_FAILED: 2,
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VERIFICATION_SUCCEEDED: 3,
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};
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var BeginRequestType = {
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PROVIDE_USERNAME: 0,
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DONT_PROVIDE_USERNAME: 1,
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};
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var AuthPrompt = GObject.registerClass({
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Signals: {
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'cancelled': {},
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'failed': {},
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'next': {},
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'prompted': {},
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'reset': { param_types: [GObject.TYPE_UINT] },
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},
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}, class AuthPrompt extends St.BoxLayout {
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_init(gdmClient, mode) {
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super._init({
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style_class: 'login-dialog-prompt-layout',
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vertical: true,
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});
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this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
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this._gdmClient = gdmClient;
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this._mode = mode;
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let reauthenticationOnly;
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if (this._mode == AuthPromptMode.UNLOCK_ONLY)
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reauthenticationOnly = true;
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else if (this._mode == AuthPromptMode.UNLOCK_OR_LOG_IN)
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reauthenticationOnly = false;
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this._userVerifier = new GdmUtil.ShellUserVerifier(this._gdmClient, { reauthenticationOnly });
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this._userVerifier.connect('ask-question', this._onAskQuestion.bind(this));
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this._userVerifier.connect('show-message', this._onShowMessage.bind(this));
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this._userVerifier.connect('verification-failed', this._onVerificationFailed.bind(this));
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this._userVerifier.connect('verification-complete', this._onVerificationComplete.bind(this));
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this._userVerifier.connect('reset', this._onReset.bind(this));
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this._userVerifier.connect('smartcard-status-changed', this._onSmartcardStatusChanged.bind(this));
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this._userVerifier.connect('ovirt-user-authenticated', this._onOVirtUserAuthenticated.bind(this));
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this.smartcardDetected = this._userVerifier.smartcardDetected;
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this.connect('next', () => {
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this.updateSensitivity(false);
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this.startSpinning();
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if (this._queryingService)
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this._userVerifier.answerQuery(this._queryingService, this._entry.text);
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else
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this._preemptiveAnswer = this._entry.text;
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});
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this.connect('destroy', this._onDestroy.bind(this));
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this._userWell = new St.Bin({
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x_expand: true,
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y_expand: true,
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});
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this.add_child(this._userWell);
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this._label = new St.Label({
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style_class: 'login-dialog-prompt-label',
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x_expand: false,
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y_expand: true,
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});
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this.add_child(this._label);
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this._initEntryRow();
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this._message = new St.Label({
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opacity: 0,
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styleClass: 'login-dialog-message',
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x_expand: false,
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y_expand: true,
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y_align: Clutter.ActorAlign.START,
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});
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this._message.clutter_text.line_wrap = true;
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this._message.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
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this.add_child(this._message);
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}
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_onDestroy() {
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this._userVerifier.destroy();
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this._userVerifier = null;
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}
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vfunc_key_press_event(keyPressEvent) {
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if (keyPressEvent.keyval == Clutter.KEY_Escape)
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this.cancel();
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return Clutter.EVENT_PROPAGATE;
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}
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_initEntryRow() {
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let mainBox = new St.BoxLayout({
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style_class: 'login-dialog-button-box',
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vertical: false,
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});
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this.add_child(mainBox);
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this.cancelButton = new St.Button({
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style_class: 'modal-dialog-button button cancel-button',
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button_mask: St.ButtonMask.ONE | St.ButtonMask.THREE,
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reactive: true,
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can_focus: true,
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x_expand: true,
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x_align: Clutter.ActorAlign.START,
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y_align: Clutter.ActorAlign.END,
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child: new St.Icon({ icon_name: 'go-previous-symbolic' }),
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});
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this.cancelButton.connect('clicked', () => this.cancel());
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mainBox.add_child(this.cancelButton);
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this._entry = new St.Entry({
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style_class: 'login-dialog-prompt-entry',
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can_focus: true,
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x_expand: false,
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y_expand: true,
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hint_text: "Enter Password…",
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});
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ShellEntry.addContextMenu(this._entry, { isPassword: true, actionMode: Shell.ActionMode.NONE });
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mainBox.add_child(this._entry);
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this._entry.grab_key_focus();
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this._entry.clutter_text.connect('activate', () => this.emit('next'));
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this._entry.clutter_text.connect('text-changed', () => {
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if (!this._userVerifier.hasPendingMessages)
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this._fadeOutMessage();
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});
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this._defaultButtonWell = new St.Widget({
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layout_manager: new Clutter.BinLayout(),
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x_align: Clutter.ActorAlign.END,
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y_align: Clutter.ActorAlign.CENTER,
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});
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mainBox.add_child(this._defaultButtonWell);
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this._spinner = new Animation.Spinner(DEFAULT_BUTTON_WELL_ICON_SIZE);
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this._spinner.opacity = 0;
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this._spinner.show();
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this._defaultButtonWell.add_child(this._spinner);
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}
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_onAskQuestion(verifier, serviceName, question, passwordChar) {
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if (this._queryingService)
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this.clear();
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this._queryingService = serviceName;
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if (this._preemptiveAnswer) {
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this._userVerifier.answerQuery(this._queryingService, this._preemptiveAnswer);
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this._preemptiveAnswer = null;
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return;
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}
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this.setPasswordChar(passwordChar);
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this.setQuestion(question);
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this.updateSensitivity(true);
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this.emit('prompted');
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}
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_onOVirtUserAuthenticated() {
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if (this.verificationStatus != AuthPromptStatus.VERIFICATION_SUCCEEDED)
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this.reset();
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}
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_onSmartcardStatusChanged() {
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this.smartcardDetected = this._userVerifier.smartcardDetected;
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// Most of the time we want to reset if the user inserts or removes
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// a smartcard. Smartcard insertion "preempts" what the user was
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// doing, and smartcard removal aborts the preemption.
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// The exceptions are: 1) Don't reset on smartcard insertion if we're already verifying
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// with a smartcard
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// 2) Don't reset if we've already succeeded at verification and
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// the user is getting logged in.
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if (this._userVerifier.serviceIsDefault(GdmUtil.SMARTCARD_SERVICE_NAME) &&
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this.verificationStatus == AuthPromptStatus.VERIFYING &&
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this.smartcardDetected)
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return;
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if (this.verificationStatus != AuthPromptStatus.VERIFICATION_SUCCEEDED)
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this.reset();
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}
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_onShowMessage(userVerifier, message, type) {
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this.setMessage(message, type);
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this.emit('prompted');
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}
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_onVerificationFailed(userVerifier, canRetry) {
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this._queryingService = null;
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this.clear();
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this.updateSensitivity(canRetry);
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this.setActorInDefaultButtonWell(null);
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this.verificationStatus = AuthPromptStatus.VERIFICATION_FAILED;
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Util.wiggle(this._entry, {
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offset: WIGGLE_OFFSET,
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duration: WIGGLE_DURATION,
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wiggleCount: N_WIGGLES,
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});
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}
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_onVerificationComplete() {
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this.setActorInDefaultButtonWell(null);
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this.verificationStatus = AuthPromptStatus.VERIFICATION_SUCCEEDED;
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this.cancelButton.reactive = false;
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}
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_onReset() {
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this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
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this.reset();
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}
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addActorToDefaultButtonWell(actor) {
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this._defaultButtonWell.add_child(actor);
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}
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setActorInDefaultButtonWell(actor, animate) {
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if (!this._defaultButtonWellActor &&
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!actor)
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return;
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let oldActor = this._defaultButtonWellActor;
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if (oldActor)
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oldActor.remove_all_transitions();
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let wasSpinner;
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if (oldActor == this._spinner)
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wasSpinner = true;
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else
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wasSpinner = false;
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let isSpinner;
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if (actor == this._spinner)
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isSpinner = true;
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else
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isSpinner = false;
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if (this._defaultButtonWellActor != actor && oldActor) {
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if (!animate) {
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oldActor.opacity = 0;
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if (wasSpinner) {
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if (this._spinner)
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this._spinner.stop();
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}
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} else {
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oldActor.ease({
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opacity: 0,
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duration: DEFAULT_BUTTON_WELL_ANIMATION_TIME,
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delay: DEFAULT_BUTTON_WELL_ANIMATION_DELAY,
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mode: Clutter.AnimationMode.LINEAR,
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onComplete: () => {
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if (wasSpinner) {
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if (this._spinner)
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this._spinner.stop();
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}
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},
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});
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}
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}
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if (actor) {
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if (isSpinner)
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this._spinner.play();
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if (!animate) {
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actor.opacity = 255;
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} else {
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actor.ease({
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opacity: 255,
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duration: DEFAULT_BUTTON_WELL_ANIMATION_TIME,
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delay: DEFAULT_BUTTON_WELL_ANIMATION_DELAY,
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mode: Clutter.AnimationMode.LINEAR,
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});
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}
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}
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this._defaultButtonWellActor = actor;
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}
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startSpinning() {
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this.setActorInDefaultButtonWell(this._spinner, true);
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}
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stopSpinning() {
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this.setActorInDefaultButtonWell(null, false);
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}
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clear() {
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this._entry.text = '';
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this.stopSpinning();
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}
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setPasswordChar(passwordChar) {
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this._entry.clutter_text.set_password_char(passwordChar);
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this._entry.menu.isPassword = passwordChar != '';
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}
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setQuestion(question) {
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this._label.set_text(question);
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this._label.show();
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this._entry.show();
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this._entry.grab_key_focus();
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}
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getAnswer() {
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let text;
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if (this._preemptiveAnswer) {
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text = this._preemptiveAnswer;
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this._preemptiveAnswer = null;
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} else {
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text = this._entry.get_text();
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}
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return text;
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}
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_fadeOutMessage() {
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if (this._message.opacity == 0)
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return;
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this._message.remove_all_transitions();
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this._message.ease({
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opacity: 0,
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duration: MESSAGE_FADE_OUT_ANIMATION_TIME,
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mode: Clutter.AnimationMode.EASE_OUT_QUAD,
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});
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}
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setMessage(message, type) {
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if (type == GdmUtil.MessageType.ERROR)
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this._message.add_style_class_name('login-dialog-message-warning');
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else
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this._message.remove_style_class_name('login-dialog-message-warning');
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if (type == GdmUtil.MessageType.HINT)
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this._message.add_style_class_name('login-dialog-message-hint');
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else
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this._message.remove_style_class_name('login-dialog-message-hint');
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if (message) {
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this._message.remove_all_transitions();
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this._message.text = message;
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this._message.opacity = 255;
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} else {
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this._message.opacity = 0;
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}
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}
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updateSensitivity(sensitive) {
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this._entry.reactive = sensitive;
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this._entry.clutter_text.editable = sensitive;
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}
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vfunc_hide() {
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this.setActorInDefaultButtonWell(null, true);
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super.vfunc_hide();
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this._message.opacity = 0;
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this.setUser(null);
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this.updateSensitivity(true);
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this._entry.set_text('');
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}
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setUser(user) {
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let oldChild = this._userWell.get_child();
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if (oldChild)
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oldChild.destroy();
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if (user) {
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let userWidget = new UserWidget.UserWidget(user);
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userWidget.x_align = Clutter.ActorAlign.CENTER;
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this._userWell.set_child(userWidget);
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}
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}
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reset() {
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let oldStatus = this.verificationStatus;
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this.verificationStatus = AuthPromptStatus.NOT_VERIFYING;
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this.cancelButton.reactive = true;
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this._preemptiveAnswer = null;
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if (this._userVerifier)
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this._userVerifier.cancel();
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this._queryingService = null;
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this.clear();
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this._message.opacity = 0;
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this.setUser(null);
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this.stopSpinning();
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if (oldStatus == AuthPromptStatus.VERIFICATION_FAILED)
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this.emit('failed');
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let beginRequestType;
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if (this._mode == AuthPromptMode.UNLOCK_ONLY) {
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// The user is constant at the unlock screen, so it will immediately
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// respond to the request with the username
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beginRequestType = BeginRequestType.PROVIDE_USERNAME;
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} else if (this._userVerifier.serviceIsForeground(GdmUtil.OVIRT_SERVICE_NAME) ||
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this._userVerifier.serviceIsForeground(GdmUtil.SMARTCARD_SERVICE_NAME)) {
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// We don't need to know the username if the user preempted the login screen
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// with a smartcard or with preauthenticated oVirt credentials
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beginRequestType = BeginRequestType.DONT_PROVIDE_USERNAME;
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} else {
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// In all other cases, we should get the username up front.
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beginRequestType = BeginRequestType.PROVIDE_USERNAME;
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}
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this.emit('reset', beginRequestType);
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}
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addCharacter(unichar) {
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if (!this._entry.visible)
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return;
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this._entry.grab_key_focus();
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this._entry.clutter_text.insert_unichar(unichar);
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}
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begin(params) {
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params = Params.parse(params, { userName: null,
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hold: null });
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this.updateSensitivity(false);
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let hold = params.hold;
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if (!hold)
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hold = new Batch.Hold();
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this._userVerifier.begin(params.userName, hold);
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this.verificationStatus = AuthPromptStatus.VERIFYING;
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}
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finish(onComplete) {
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if (!this._userVerifier.hasPendingMessages) {
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this._userVerifier.clear();
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onComplete();
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return;
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}
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let signalId = this._userVerifier.connect('no-more-messages', () => {
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this._userVerifier.disconnect(signalId);
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this._userVerifier.clear();
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onComplete();
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});
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}
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cancel() {
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if (this.verificationStatus == AuthPromptStatus.VERIFICATION_SUCCEEDED)
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return;
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this.reset();
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this.emit('cancelled');
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}
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});
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