For #6558 - change from modifying event to event listener

The initial design replaced the onload method, which was used by others such as Bing.
With listeners it's additive, we do not replace anything.
This commit is contained in:
Mihai Branescu 2020-04-23 23:19:17 +03:00 committed by Jeff Boek
parent 8e66e19dbb
commit 8a80fbe14c

View File

@ -2,7 +2,7 @@
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
const ADLINK_CHECK_TIMEOUT_MS = 1000;
const ADLINK_CHECK_TIMEOUT_MS = 1000;
function collectLinks(urls) {
let anchors = document.getElementsByTagName("a");
@ -25,18 +25,26 @@ function sendLinks() {
browser.runtime.sendNativeMessage("MozacBrowserAds", message);
}
const events = ["pageshow", "load", "unload"];
var timeout;
window.onload = function() {
timeout = setTimeout(sendLinks, ADLINK_CHECK_TIMEOUT_MS);
};
window.onpageshow = function(event) {
if (event.persisted) {
const eventLogger = event => {
switch (event.type) {
case "load":
timeout = setTimeout(sendLinks, ADLINK_CHECK_TIMEOUT_MS);
}
break;
case "pageshow":
if (event.persisted) {
timeout = setTimeout(sendLinks, ADLINK_CHECK_TIMEOUT_MS);
}
break;
case "unload":
clearTimeout(timeout);
default:
console.log('Event:', event.type);
}
};
window.onunload = function() {
clearTimeout(timeout);
};
events.forEach(eventName =>
window.addEventListener(eventName, eventLogger)
);