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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
import { BackupResource } from "resource:///modules/backup/BackupResource.sys.mjs";
import { XPCOMUtils } from "resource://gre/modules/XPCOMUtils.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
BookmarkJSONUtils: "resource://gre/modules/BookmarkJSONUtils.sys.mjs",
PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.sys.mjs",
Sqlite: "resource://gre/modules/Sqlite.sys.mjs",
});
XPCOMUtils.defineLazyPreferenceGetter(
lazy,
"isBrowsingHistoryEnabled",
"places.history.enabled",
true
);
XPCOMUtils.defineLazyPreferenceGetter(
lazy,
"isSanitizeOnShutdownEnabled",
"privacy.sanitize.sanitizeOnShutdown",
false
);
/**
* Class representing Places database related files within a user profile.
*/
export class PlacesBackupResource extends BackupResource {
static get key() {
return "places";
}
static get requiresEncryption() {
return false;
}
async backup(stagingPath, profilePath = PathUtils.profileDir) {
const sqliteDatabases = ["places.sqlite", "favicons.sqlite"];
let canBackupHistory =
!lazy.PrivateBrowsingUtils.permanentPrivateBrowsing &&
!lazy.isSanitizeOnShutdownEnabled &&
lazy.isBrowsingHistoryEnabled;
/**
* Do not backup places.sqlite and favicons.sqlite if users have history disabled, want history cleared on shutdown or are using permanent private browsing mode.
* Instead, export all existing bookmarks to a compressed JSON file that we can read when restoring the backup.
*/
if (!canBackupHistory) {
let bookmarksBackupFile = PathUtils.join(
stagingPath,
"bookmarks.jsonlz4"
);
await lazy.BookmarkJSONUtils.exportToFile(bookmarksBackupFile, {
compress: true,
});
return { bookmarksOnly: true };
}
for (let fileName of sqliteDatabases) {
let sourcePath = PathUtils.join(profilePath, fileName);
let destPath = PathUtils.join(stagingPath, fileName);
let connection;
try {
connection = await lazy.Sqlite.openConnection({
path: sourcePath,
readOnly: true,
});
await connection.backup(destPath);
} finally {
await connection.close();
}
}
return null;
}
async measure(profilePath = PathUtils.profileDir) {
let placesDBPath = PathUtils.join(profilePath, "places.sqlite");
let faviconsDBPath = PathUtils.join(profilePath, "favicons.sqlite");
let placesDBSize = await BackupResource.getFileSize(placesDBPath);
let faviconsDBSize = await BackupResource.getFileSize(faviconsDBPath);
Glean.browserBackup.placesSize.set(placesDBSize);
Glean.browserBackup.faviconsSize.set(faviconsDBSize);
}
}
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