51 lines
1.2 KiB
JavaScript
51 lines
1.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const ADLINK_CHECK_TIMEOUT_MS = 1000;
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function collectLinks(urls) {
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let anchors = document.getElementsByTagName("a");
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for (let anchor of anchors) {
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if (!anchor.href) {
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continue;
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}
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urls.push(anchor.href);
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}
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}
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function sendLinks() {
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let urls = [];
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collectLinks(urls);
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let message = {
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'url': document.location.href,
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'urls': urls
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};
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browser.runtime.sendNativeMessage("MozacBrowserAds", message);
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}
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const events = ["pageshow", "load", "unload"];
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var timeout;
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const eventLogger = event => {
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switch (event.type) {
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case "load":
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timeout = setTimeout(sendLinks, ADLINK_CHECK_TIMEOUT_MS);
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break;
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case "pageshow":
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if (event.persisted) {
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timeout = setTimeout(sendLinks, ADLINK_CHECK_TIMEOUT_MS);
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}
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break;
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case "unload":
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clearTimeout(timeout);
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default:
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console.log('Event:', event.type);
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}
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};
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events.forEach(eventName =>
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window.addEventListener(eventName, eventLogger)
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);
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