chrome/browser/resources/settings/site_settings/cookie_info.js

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/**
 * @typedef {{hasChildren: boolean,
 *            id: string,
 *            idPath: string,
 *            title: string,
 *            totalUsage: string,
 *            type: string}}
 */
var CookieDetails;

/**
 * @typedef {{content: string,
 *            label: string}}
 */
var CookieDataForDisplay;

// This structure maps the various cookie type names from C++ (hence the
// underscores) to arrays of the different types of data each has, along with
// the i18n name for the description of that data type.
// This structure serves three purposes:
// 1) to list what subset of the cookie data we want to show in the UI.
// 2) What order to show it in.
// 3) What user friendly label to prefix the data with.
/** @const */ var cookieInfo = {
  'cookie': [['name', 'cookieName'],
             ['content', 'cookieContent'],
             ['domain', 'cookieDomain'],
             ['path', 'cookiePath'],
             ['sendfor', 'cookieSendFor'],
             ['accessibleToScript', 'cookieAccessibleToScript'],
             ['created', 'cookieCreated'],
             ['expires', 'cookieExpires']],
  'app_cache': [['manifest', 'appCacheManifest'],
                ['size', 'localStorageSize'],
                ['created', 'cookieCreated'],
                ['accessed', 'cookieLastAccessed']],
  'database': [['name', 'cookieName'],
               ['desc', 'webdbDesc'],
               ['size', 'localStorageSize'],
               ['modified', 'localStorageLastModified']],
  'local_storage': [['origin', 'localStorageOrigin'],
                    ['size', 'localStorageSize'],
                    ['modified', 'localStorageLastModified']],
  'indexed_db': [['origin', 'indexedDbOrigin'],
                 ['size', 'indexedDbSize'],
                 ['modified', 'indexedDbLastModified']],
  'file_system': [['origin', 'fileSystemOrigin'],
                  ['persistent', 'fileSystemPersistentUsage'],
                  ['temporary', 'fileSystemTemporaryUsage']],
  'channel_id': [['serverId', 'channelIdServerId'],
                 ['certType', 'channelIdType'],
                 ['created', 'channelIdCreated']],
  'service_worker': [['origin', 'serviceWorkerOrigin'],
                     ['size', 'serviceWorkerSize'],
                     ['scopes', 'serviceWorkerScopes']],
  'cache_storage': [['origin', 'cacheStorageOrigin'],
                    ['size', 'cacheStorageSize'],
                    ['modified', 'cacheStorageLastModified']],
  'flash_lso': [['domain', 'cookieDomain']],
  'media_license': [['origin', 'mediaLicenseOrigin'],
                    ['size', 'mediaLicenseSize'],
                    ['modified', 'mediaLicenseLastModified']],
};

/**
 * Get cookie data for a given HTML node.
 * @param {CookieDetails} data The contents of the cookie.
 * @return {!Array<CookieDataForDisplay>}
 */
var getCookieData = function(data) {
  /** @type {!Array<CookieDataForDisplay>} */
  var out = [];
  var fields = cookieInfo[data.type];
  for (var i = 0; i < fields.length; i++) {
    var field = fields[i];
    // Iterate through the keys found in |cookieInfo| for the given |type|
    // and see if those keys are present in the data. If so, display them
    // (in the order determined by |cookieInfo|).
    var key = field[0];
    if (data[key].length > 0) {
      var entry = /** @type {CookieDataForDisplay} */({
        label: loadTimeData.getString(field[1]),
        content: data[key],
      });
      out.push(entry);
    }
  }
  return out;
};