tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

IEProfileMigrator.sys.mjs (3948B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
      3 * You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 import { MigrationUtils } from "resource:///modules/MigrationUtils.sys.mjs";
      6 import { MigratorBase } from "resource:///modules/MigratorBase.sys.mjs";
      7 import { MSMigrationUtils } from "resource:///modules/MSMigrationUtils.sys.mjs";
      8 
      9 import { PlacesUtils } from "resource://gre/modules/PlacesUtils.sys.mjs";
     10 
     11 // Resources
     12 
     13 // eslint-disable-next-line no-shadow
     14 function History() {}
     15 
     16 History.prototype = {
     17  type: MigrationUtils.resourceTypes.HISTORY,
     18 
     19  get exists() {
     20    return true;
     21  },
     22 
     23  migrate: function H_migrate(aCallback) {
     24    let pageInfos = [];
     25    let typedURLs = MSMigrationUtils.getTypedURLs(
     26      "Software\\Microsoft\\Internet Explorer"
     27    );
     28    let now = new Date();
     29    let maxDate = new Date(
     30      Date.now() - MigrationUtils.HISTORY_MAX_AGE_IN_MILLISECONDS
     31    );
     32 
     33    for (let entry of Cc[
     34      "@mozilla.org/profile/migrator/iehistoryenumerator;1"
     35    ].createInstance(Ci.nsISimpleEnumerator)) {
     36      let url = entry.get("uri").QueryInterface(Ci.nsIURI);
     37      // MSIE stores some types of URLs in its history that we don't handle,
     38      // like HTMLHelp and others.  Since we don't properly map handling for
     39      // all of them we just avoid importing them.
     40      if (!["http", "https", "ftp", "file"].includes(url.scheme)) {
     41        continue;
     42      }
     43 
     44      let title = entry.get("title");
     45      // Embed visits have no title and don't need to be imported.
     46      if (!title.length) {
     47        continue;
     48      }
     49 
     50      // The typed urls are already fixed-up, so we can use them for comparison.
     51      let transition = typedURLs.has(url.spec)
     52        ? PlacesUtils.history.TRANSITIONS.LINK
     53        : PlacesUtils.history.TRANSITIONS.TYPED;
     54 
     55      let time = entry.get("time");
     56 
     57      let visitDate = time ? PlacesUtils.toDate(time) : null;
     58      if (visitDate && visitDate < maxDate) {
     59        continue;
     60      }
     61 
     62      pageInfos.push({
     63        url,
     64        title,
     65        visits: [
     66          {
     67            transition,
     68            // use the current date if we have no visits for this entry.
     69            date: visitDate ?? now,
     70          },
     71        ],
     72      });
     73    }
     74 
     75    // Check whether there is any history to import.
     76    if (!pageInfos.length) {
     77      aCallback(true);
     78      return;
     79    }
     80 
     81    MigrationUtils.insertVisitsWrapper(pageInfos).then(
     82      () => aCallback(true),
     83      () => aCallback(false)
     84    );
     85  },
     86 };
     87 
     88 /**
     89 * Internet Explorer profile migrator
     90 */
     91 export class IEProfileMigrator extends MigratorBase {
     92  static get key() {
     93    return "ie";
     94  }
     95 
     96  static get displayNameL10nID() {
     97    return "migration-wizard-migrator-display-name-ie";
     98  }
     99 
    100  static get brandImage() {
    101    return "chrome://browser/content/migration/brands/ie.png";
    102  }
    103 
    104  getResources() {
    105    let resources = [MSMigrationUtils.getBookmarksMigrator(), new History()];
    106    let windowsVaultFormPasswordsMigrator =
    107      MSMigrationUtils.getWindowsVaultFormPasswordsMigrator();
    108    windowsVaultFormPasswordsMigrator.name = "IEVaultFormPasswords";
    109    resources.push(windowsVaultFormPasswordsMigrator);
    110    return resources.filter(r => r.exists);
    111  }
    112 
    113  async getLastUsedDate() {
    114    const datePromises = ["Favs", "CookD"].map(dirId => {
    115      const { path } = Services.dirsvc.get(dirId, Ci.nsIFile);
    116      return IOUtils.stat(path)
    117        .then(info => info.lastModified)
    118        .catch(() => 0);
    119    });
    120 
    121    const dates = await Promise.all(datePromises);
    122 
    123    try {
    124      const typedURLs = MSMigrationUtils.getTypedURLs(
    125        "Software\\Microsoft\\Internet Explorer"
    126      );
    127      // typedURLs.values() returns an array of PRTimes, which are in
    128      // microseconds - convert to milliseconds
    129      dates.push(Math.max(0, ...typedURLs.values()) / 1000);
    130    } catch (ex) {}
    131 
    132    return new Date(Math.max(...dates));
    133  }
    134 }