Commit f7c6e20b authored by henry's avatar henry Committed by brizental
Browse files

MB 419: Mullvad Browser migration procedures. 

This commit implements the the Mullvad Browser's version of _migrateUI.
parent c4990bf8

browser/components/BrowserGlue.sys.mjs

+55 −0
Original line number Diff line number Diff line
@@ -388,6 +388,9 @@ BrowserGlue.prototype = { 
    this._migrateUI();

    lazy.ProfileDataUpgrader.upgradeBB(this._isNewProfile);



    // Mullvad Browser-specific version of _migrateUI.

    this._migrateUIMB();



    if (!Services.prefs.prefHasUserValue(PREF_PDFJS_ISDEFAULT_CACHE_STATE)) {

      lazy.PdfJs.checkIsDefault(this._isNewProfile);

    }
@@ -1603,6 +1606,58 @@ BrowserGlue.prototype = { 
    }

  },



  // Use this method for any MB migration that can be run just before showing

  // the UI.

  // Anything that critically needs to be migrated earlier should not use this.

  async _migrateUIMB() {

    // Version 1: Mullvad Browser 14.5a6: Clear home page update url preference

    //            (mullvad-browser#411).

    // Version 2: Mullvad Browser 15.0a2: Remove legacy search addons

    //            (tor-browser#43111).

    const MB_MIGRATION_VERSION = 2;

    const MIGRATION_PREF = "mullvadbrowser.migration.version";



    // If we decide to force updating users to pass through any version

    // following 14.5, we can remove this check, and check only whether

    // MIGRATION_PREF has a user value, like Mozilla does.

    if (this._isNewProfile) {

      // Do not migrate fresh profiles

      Services.prefs.setIntPref(MIGRATION_PREF, MB_MIGRATION_VERSION);

      return;

    } else if (this._isNewProfile === undefined) {

      // If this happens, check if upstream updated their function and do not

      // set this member anymore!

      console.error("_migrateUIMB: this._isNewProfile is undefined.");

    }



    const currentVersion = Services.prefs.getIntPref(MIGRATION_PREF, 0);



    if (currentVersion < 1) {

      Services.prefs.clearUserPref("mullvadbrowser.post_update.url");

    }

    const dropAddons = async list => {

      for (const id of list) {

        try {

          const engine = await lazy.AddonManager.getAddonByID(id);

          await engine?.uninstall();

        } catch {}

      }

    };

    if (currentVersion < 2) {

      await dropAddons([

        "brave@search.mozilla.org",

        "ddg@search.mozilla.org",

        "ddg-html@search.mozilla.org",

        "metager@search.mozilla.org",

        "mojeek@search.mozilla.org",

        "mullvad-leta@search.mozilla.org",

        "startpage@search.mozilla.org",

      ]);

    }



    Services.prefs.setIntPref(MIGRATION_PREF, MB_MIGRATION_VERSION);

  },



  async _showUpgradeDialog() {

    const data = await lazy.OnboardingMessageProvider.getUpgradeMessage();

    const { gBrowser } = lazy.BrowserWindowTracker.getTopWindow();