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autoconfig: add log function

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It's pretty hard to get the code right in this autoconfig script, as the
only feedback you get is whether the script crashed or not. Add a
logging function to make it easier.
This commit is contained in:
Oliver Smith 2023-04-06 13:16:05 +00:00
parent 9e8c97e894
commit b6bde3dfae
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GPG key ID: 5AE7F5513E0885CB
1 changed files with 24 additions and 3 deletions
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27
src/mobile-config-autoconfig.js
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@ -1,10 +1,10 @@
// Copyright 2022 Arnaud Ferraris, Oliver Smith
// Copyright 2023 Arnaud Ferraris, Oliver Smith
// SPDX-License-Identifier: MPL-2.0
// This is a Firefox autoconfig file:
// https://support.mozilla.org/en-US/kb/customizing-firefox-using-autoconfig
// Import custom userChrome.css on startup or new profile creation
// Log file: $(find ~/.mozilla -name mobile-config-firefox.log)
const {classes: Cc, interfaces: Ci, utils: Cu} = Components;
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/FileUtils.jsm");
@ -18,6 +18,19 @@ if (!chromeDir.exists()) {
chromeDir.create(Ci.nsIFile.DIRECTORY_TYPE, FileUtils.PERMS_DIRECTORY);
}
var logFile = chromeDir.clone();
logFile.append("mobile-config-firefox.log");
var mode = FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE | FileUtils.MODE_APPEND;
var logFileStream = FileUtils.openFileOutputStream(logFile, mode);
function log(line) {
var date = new Date().toISOString().replace("T", " ").slice(0, 19);
line = "[" + date + "] " + line + "\n";
logFileStream.write(line, line.length);
}
log("Running mobile-config-autoconfig.js");
// Create nsIFile objects for userChrome.css in <profile>/chrome/ and in /etc/
var chromeFile = chromeDir.clone();
chromeFile.append("userChrome.css");
@ -26,11 +39,13 @@ var defaultChrome = new FileUtils.File("/etc/mobile-config-firefox/userChrome.cs
// Remove the existing userChrome.css if older than the installed one
if (chromeFile.exists() && defaultChrome.exists() &&
chromeFile.lastModifiedTime < defaultChrome.lastModifiedTime) {
log("Removing outdated userChrome.css from profile");
chromeFile.remove(false);
}
// Copy userChrome.css to <profile>/chrome/
if (!chromeFile.exists()) {
log("Copying userChrome.css from /etc/mobile-config-firefox to profile");
defaultChrome.copyTo(chromeDir, "userChrome.css");
updated = true;
}
@ -43,17 +58,20 @@ var defaultContent = new FileUtils.File("/etc/mobile-config-firefox/userContent.
// Remove the existing userContent.css if older than the installed one
if (contentFile.exists() && defaultContent.exists() &&
contentFile.lastModifiedTime < defaultContent.lastModifiedTime) {
log("Removing outdated userContent.css from profile");
contentFile.remove(false);
}
// Copy userContent.css to <profile>/chrome/
if (!contentFile.exists()) {
log("Copying userContent.css from /etc/mobile-config-firefox to profile");
defaultContent.copyTo(chromeDir, "userContent.css");
updated = true;
}
// Restart Firefox immediately if one of the files got updated
if (updated == true) {
log("Triggering Firefox restart");
var appStartup = Cc["@mozilla.org/toolkit/app-startup;1"].getService(Ci.nsIAppStartup);
appStartup.quit(Ci.nsIAppStartup.eForceQuit | Ci.nsIAppStartup.eRestart);
}
@ -75,3 +93,6 @@ defaultPref('browser.urlbar.suggest.engines', false);
// Show about:home in new tabs, so it's not just a weird looking completely
// empty page.
defaultPref('browser.newtabpage.enabled', true);
log("Done");
logFileStream.close();