DGNum/demarches-normaliennes
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Move all the trackers to a separate js pack

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This commit is contained in:
Paul Chavard 2019-03-26 16:02:08 +01:00
parent b8c309acdb
commit e71cdcd12c
22 changed files with 216 additions and 174 deletions
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47
app/javascript/shared/track/matomo.js Normal file
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@ -0,0 +1,47 @@
const { key, enabled } = gon.matomo || {};
if (enabled) {
window._paq = window._paq || [];
const url = '//stats.data.gouv.fr/';
const trackerUrl = `${url}piwik.php`;
const jsUrl = `${url}piwik.js`;
// Configure Matomo analytics
window._paq.push(['setCookieDomain', '*.www.demarches-simplifiees.fr']);
window._paq.push(['setDomains', ['*.www.demarches-simplifiees.fr']]);
window._paq.push(['setDoNotTrack', true]);
window._paq.push(['trackPageView']);
window._paq.push(['enableLinkTracking']);
// Load script from Matomo
window._paq.push(['setTrackerUrl', trackerUrl]);
window._paq.push(['setSiteId', key]);
const script = document.createElement('script');
const firstScript = document.getElementsByTagName('script')[0];
script.type = 'text/javascript';
script.id = 'matomo-js';
script.async = true;
script.src = jsUrl;
firstScript.parentNode.insertBefore(script, firstScript);
// Send Matomo a new event when navigating to a new page using Turbolinks
// (see https://developer.matomo.org/guides/spa-tracking)
let previousPageUrl = null;
addEventListener('turbolinks:load', event => {
if (previousPageUrl) {
window._paq.push(['setReferrerUrl', previousPageUrl]);
window._paq.push(['setCustomUrl', window.location.href]);
window._paq.push(['setDocumentTitle', document.title]);
if (event.data && event.data.timing) {
window._paq.push([
'setGenerationTimeMs',
event.data.timing.visitEnd - event.data.timing.visitStart
]);
}
window._paq.push(['trackPageView']);
}
previousPageUrl = window.location.href;
});
}