diff --git a/background.html b/background.html
index f30d6941..0d7df041 100644
--- a/background.html
+++ b/background.html
@@ -541,6 +541,7 @@
+
diff --git a/js/background.js b/js/background.js
index bb8d3b10..b707dfbf 100644
--- a/js/background.js
+++ b/js/background.js
@@ -84,6 +84,8 @@
if (open) {
openInbox();
}
+
+ RotateSignedPreKeyListener.init();
});
window.getSyncRequest = function() {
diff --git a/js/rotate_signed_prekey_listener.js b/js/rotate_signed_prekey_listener.js
new file mode 100644
index 00000000..5204cf9d
--- /dev/null
+++ b/js/rotate_signed_prekey_listener.js
@@ -0,0 +1,58 @@
+/*
+ * vim: ts=4:sw=4:expandtab
+ */
+
+;(function () {
+ 'use strict';
+ var ROTATION_INTERVAL = 48 * 60 * 60 * 1000;
+ var timeout;
+
+ function scheduleNextRotation() {
+ var now = Date.now();
+ var nextTime = now + ROTATION_INTERVAL;
+ storage.put('nextSignedKeyRotationTime', nextTime);
+ }
+
+ function run() {
+ console.log('Rotating signed prekey...');
+ getAccountManager().rotateSignedPreKey();
+ scheduleNextRotation();
+ setTimeoutForNextRun();
+ }
+
+ function runWhenOnline() {
+ if (navigator.onLine) {
+ run();
+ } else {
+ var listener = function() {
+ window.removeEventListener('online', listener);
+ run();
+ };
+ window.addEventListener('online', listener);
+ }
+ }
+
+ function setTimeoutForNextRun() {
+ var now = Date.now();
+ var scheduledTime = storage.get('nextSignedKeyRotationTime', now);
+ console.log('Next signed key rotation scheduled for', new Date(scheduledTime));
+ var waitTime = scheduledTime - now;
+ if (waitTime < 0) {
+ waitTime = 0;
+ }
+ clearTimeout(timeout);
+ timeout = setTimeout(runWhenOnline, waitTime);
+ }
+
+ window.RotateSignedPreKeyListener = {
+ init: function() {
+ if (Whisper.Registration.isDone()) {
+ setTimeoutForNextRun();
+ }
+ extension.on('registration_done', function() {
+ scheduleNextRotation();
+ setTimeoutForNextRun();
+ });
+ }
+ };
+}());