pdfjs-dist/lib/web/password_prompt.js

/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
'use strict';
var uiUtils = require('./ui_utils.js');
var overlayManager = require('./overlay_manager.js');
var pdfjsLib = require('./pdfjs.js');
var mozL10n = uiUtils.mozL10n;
var OverlayManager = overlayManager.OverlayManager;
var PasswordPrompt = function PasswordPromptClosure() {
 function PasswordPrompt(options) {
  this.overlayName = options.overlayName;
  this.container = options.container;
  this.label = options.label;
  this.input = options.input;
  this.submitButton = options.submitButton;
  this.cancelButton = options.cancelButton;
  this.updateCallback = null;
  this.reason = null;
  this.submitButton.addEventListener('click', this.verify.bind(this));
  this.cancelButton.addEventListener('click', this.close.bind(this));
  this.input.addEventListener('keydown', function (e) {
   if (e.keyCode === 13) {
    this.verify();
   }
  }.bind(this));
  OverlayManager.register(this.overlayName, this.container, this.close.bind(this), true);
 }
 PasswordPrompt.prototype = {
  open: function PasswordPrompt_open() {
   OverlayManager.open(this.overlayName).then(function () {
    this.input.type = 'password';
    this.input.focus();
    var promptString = mozL10n.get('password_label', null, 'Enter the password to open this PDF file.');
    if (this.reason === pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
     promptString = mozL10n.get('password_invalid', null, 'Invalid password. Please try again.');
    }
    this.label.textContent = promptString;
   }.bind(this));
  },
  close: function PasswordPrompt_close() {
   OverlayManager.close(this.overlayName).then(function () {
    this.input.value = '';
    this.input.type = '';
   }.bind(this));
  },
  verify: function PasswordPrompt_verify() {
   var password = this.input.value;
   if (password && password.length > 0) {
    this.close();
    return this.updateCallback(password);
   }
  },
  setUpdateCallback: function PasswordPrompt_setUpdateCallback(updateCallback, reason) {
   this.updateCallback = updateCallback;
   this.reason = reason;
  }
 };
 return PasswordPrompt;
}();
exports.PasswordPrompt = PasswordPrompt;