tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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FilterAdult.sys.mjs (1710B)

      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
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
      6 import { FilterAdultComponent } from "moz-src:///toolkit/components/uniffi-bindgen-gecko-js/components/generated/RustFilterAdult.sys.mjs";
      7 
      8 const lazy = {};
      9 
     10 XPCOMUtils.defineLazyPreferenceGetter(
     11  lazy,
     12  "gFilterAdultEnabled",
     13  "browser.newtabpage.activity-stream.filterAdult",
     14  true
     15 );
     16 
     17 export class _FilterAdult {
     18  #comp = null;
     19 
     20  constructor() {
     21    this.#comp = FilterAdultComponent.init();
     22  }
     23 
     24  /**
     25   * Filter out any link objects that have a url with an adult base domain.
     26   *
     27   * @param {string[]} links
     28   *   An array of links to test.
     29   * @returns {string[]}
     30   *   A filtered array without adult links.
     31   */
     32  filter(links) {
     33    if (!lazy.gFilterAdultEnabled) {
     34      return links;
     35    }
     36 
     37    return links.filter(({ url }) => {
     38      try {
     39        const uri = Services.io.newURI(url);
     40        return !this.#comp.contains(Services.eTLD.getBaseDomain(uri));
     41      } catch (ex) {
     42        return true;
     43      }
     44    });
     45  }
     46 
     47  /**
     48   * Determine if the supplied url is an adult url or not.
     49   *
     50   * @param {string} url
     51   *   The url to test.
     52   * @returns {boolean}
     53   *   True if it is an adult url.
     54   */
     55  isAdultUrl(url) {
     56    if (!lazy.gFilterAdultEnabled) {
     57      return false;
     58    }
     59    try {
     60      const uri = Services.io.newURI(url);
     61      return this.#comp.contains(Services.eTLD.getBaseDomain(uri));
     62    } catch (ex) {
     63      return false;
     64    }
     65  }
     66 }
     67 
     68 export const FilterAdult = new _FilterAdult();