116 lines
3.6 KiB
JavaScript
116 lines
3.6 KiB
JavaScript
import _ from 'underscore';
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const DEFAULT_SNOWPLOW_OPTIONS = {
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namespace: 'gl',
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hostname: window.location.hostname,
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cookieDomain: window.location.hostname,
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appId: '',
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userFingerprint: false,
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respectDoNotTrack: true,
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forceSecureTracker: true,
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eventMethod: 'post',
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contexts: { webPage: true },
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formTracking: false,
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linkClickTracking: false,
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};
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const eventHandler = (e, func, opts = {}) => {
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const el = e.target.closest('[data-track-event]');
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const action = el && el.dataset.trackEvent;
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if (!action) return;
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let value = el.dataset.trackValue || el.value || undefined;
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if (el.type === 'checkbox' && !el.checked) value = false;
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const data = {
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label: el.dataset.trackLabel,
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property: el.dataset.trackProperty,
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value,
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context: el.dataset.trackContext,
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};
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func(opts.category, action + (opts.suffix || ''), _.omit(data, _.isUndefined));
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};
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const eventHandlers = (category, func) => {
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const handler = opts => e => eventHandler(e, func, { ...{ category }, ...opts });
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const handlers = [];
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handlers.push({ name: 'click', func: handler() });
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handlers.push({ name: 'show.bs.dropdown', func: handler({ suffix: '_show' }) });
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handlers.push({ name: 'hide.bs.dropdown', func: handler({ suffix: '_hide' }) });
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return handlers;
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};
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export default class Tracking {
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static trackable() {
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return !['1', 'yes'].includes(
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window.doNotTrack || navigator.doNotTrack || navigator.msDoNotTrack,
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);
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}
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static enabled() {
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return typeof window.snowplow === 'function' && this.trackable();
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}
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static event(category = document.body.dataset.page, action = 'generic', data = {}) {
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if (!this.enabled()) return false;
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// eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings
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if (!category) throw new Error('Tracking: no category provided for tracking.');
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const { label, property, value, context } = data;
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const contexts = context ? [context] : undefined;
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return window.snowplow('trackStructEvent', category, action, label, property, value, contexts);
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}
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static bindDocument(category = document.body.dataset.page, documentOverride = null) {
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const el = documentOverride || document;
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if (!this.enabled() || el.trackingBound) return [];
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el.trackingBound = true;
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const handlers = eventHandlers(category, (...args) => this.event(...args));
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handlers.forEach(event => el.addEventListener(event.name, event.func));
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return handlers;
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}
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static mixin(opts = {}) {
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return {
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computed: {
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trackingCategory() {
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const localCategory = this.tracking ? this.tracking.category : null;
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return localCategory || opts.category;
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},
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trackingOptions() {
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return { ...opts, ...this.tracking };
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},
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},
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methods: {
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track(action, data = {}) {
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const category = data.category || this.trackingCategory;
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const options = {
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...this.trackingOptions,
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...data,
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};
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Tracking.event(category, action, options);
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},
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},
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};
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}
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}
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export function initUserTracking() {
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if (!Tracking.enabled()) return;
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const opts = { ...DEFAULT_SNOWPLOW_OPTIONS, ...window.snowplowOptions };
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window.snowplow('newTracker', opts.namespace, opts.hostname, opts);
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window.snowplow('enableActivityTracking', 30, 30);
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window.snowplow('trackPageView'); // must be after enableActivityTracking
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if (opts.formTracking) window.snowplow('enableFormTracking');
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if (opts.linkClickTracking) window.snowplow('enableLinkClickTracking');
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Tracking.bindDocument();
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document.dispatchEvent(new Event('SnowplowInitialized'));
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}
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