996396a914
This is consistent with the `open` method, and it actually *ever so slightly* reduces the size of the file.
109 lines
3.4 KiB
JavaScript
109 lines
3.4 KiB
JavaScript
/* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { PasswordResponses } from "pdfjs-lib";
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/**
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* @typedef {Object} PasswordPromptOptions
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* @property {string} overlayName - Name of the overlay for the overlay manager.
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* @property {HTMLDivElement} container - Div container for the overlay.
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* @property {HTMLParagraphElement} label - Label containing instructions for
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* entering the password.
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* @property {HTMLInputElement} input - Input field for entering the password.
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* @property {HTMLButtonElement} submitButton - Button for submitting the
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* password.
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* @property {HTMLButtonElement} cancelButton - Button for cancelling password
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* entry.
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*/
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class PasswordPrompt {
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/**
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* @param {PasswordPromptOptions} options
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* @param {OverlayManager} overlayManager - Manager for the viewer overlays.
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* @param {IL10n} l10n - Localization service.
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* @param {boolean} [isViewerEmbedded] - If the viewer is embedded, in e.g.
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* an <iframe> or an <object>. The default value is `false`.
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*/
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constructor(options, overlayManager, l10n, isViewerEmbedded = false) {
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this.overlayName = options.overlayName;
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this.container = options.container;
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this.label = options.label;
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this.input = options.input;
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this.submitButton = options.submitButton;
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this.cancelButton = options.cancelButton;
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this.overlayManager = overlayManager;
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this.l10n = l10n;
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this._isViewerEmbedded = isViewerEmbedded;
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this.updateCallback = null;
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this.reason = null;
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// Attach the event listeners.
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this.submitButton.addEventListener("click", this.#verify.bind(this));
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this.cancelButton.addEventListener("click", this.#cancel.bind(this));
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this.input.addEventListener("keydown", e => {
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if (e.keyCode === /* Enter = */ 13) {
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this.#verify();
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}
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});
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this.overlayManager.register(
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this.overlayName,
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this.container,
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this.#cancel.bind(this),
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true
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);
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}
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async open() {
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await this.overlayManager.open(this.overlayName);
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const passwordIncorrect =
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this.reason === PasswordResponses.INCORRECT_PASSWORD;
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if (!this._isViewerEmbedded || passwordIncorrect) {
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this.input.focus();
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}
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this.label.textContent = await this.l10n.get(
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`password_${passwordIncorrect ? "invalid" : "label"}`
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);
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}
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async close() {
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await this.overlayManager.close(this.overlayName);
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this.input.value = "";
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}
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#verify() {
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const password = this.input.value;
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if (password?.length > 0) {
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this.close();
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this.updateCallback(password);
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}
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}
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#cancel() {
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this.close();
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this.updateCallback(new Error("PasswordPrompt cancelled."));
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}
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setUpdateCallback(updateCallback, reason) {
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this.updateCallback = updateCallback;
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this.reason = reason;
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}
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}
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export { PasswordPrompt };
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