Robin Ward
f5d391a48a
AppEvents was always a service object in disguise, so we should move it to the correct place in the application. Doing this allows other service objects to inject it easily without container access. In the future we should also deprecate `this.appEvents` without an explicit injection too.
59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
import { cleanDOM } from "discourse/lib/clean-dom";
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import {
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startPageTracking,
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resetPageTracking,
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googleTagManagerPageChanged
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} from "discourse/lib/page-tracker";
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import { viewTrackingRequired } from "discourse/lib/ajax";
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export default {
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name: "page-tracking",
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after: "inject-objects",
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initialize(container) {
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// Tell our AJAX system to track a page transition
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const router = container.lookup("router:main");
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router.on("routeWillChange", viewTrackingRequired);
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router.on("routeDidChange", cleanDOM);
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let appEvents = container.lookup("service:app-events");
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startPageTracking(router, appEvents);
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// Out of the box, Discourse tries to track google analytics
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// if it is present
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if (typeof window._gaq !== "undefined") {
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appEvents.on("page:changed", data => {
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if (!data.replacedOnlyQueryParams) {
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window._gaq.push(["_set", "title", data.title]);
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window._gaq.push(["_trackPageview", data.url]);
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}
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});
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return;
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}
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// Also use Universal Analytics if it is present
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if (typeof window.ga !== "undefined") {
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appEvents.on("page:changed", data => {
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if (!data.replacedOnlyQueryParams) {
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window.ga("send", "pageview", { page: data.url, title: data.title });
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}
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});
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}
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// And Google Tag Manager too
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if (typeof window.dataLayer !== "undefined") {
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appEvents.on("page:changed", data => {
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if (!data.replacedOnlyQueryParams) {
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googleTagManagerPageChanged(data);
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}
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});
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}
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},
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teardown() {
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resetPageTracking();
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}
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};
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