125 lines
3 KiB
JavaScript
125 lines
3 KiB
JavaScript
function initializeBillboardVisibility() {
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var billboards = document.querySelectorAll('[data-display-unit]');
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if (billboards && billboards.length == 0) {
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return;
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}
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var user = userData();
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billboards.forEach((ad) => {
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if (user && !user.display_sponsors && ad.dataset['typeOf'] == 'external') {
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ad.classList.add('hidden');
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} else {
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ad.classList.remove('hidden');
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}
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});
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}
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function trackAdImpression(adBox) {
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var isBot = /bot|google|baidu|bing|msn|duckduckbot|teoma|slurp|yandex/i.test(
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navigator.userAgent,
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); // is crawler
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var adSeen = adBox.dataset.impressionRecorded;
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if (isBot || adSeen) {
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return;
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}
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var tokenMeta = document.querySelector("meta[name='csrf-token']");
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var csrfToken = tokenMeta && tokenMeta.getAttribute('content');
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var dataBody = {
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billboard_event: {
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billboard_id: adBox.dataset.id,
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context_type: adBox.dataset.contextType,
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category: adBox.dataset.categoryImpression,
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article_id: adBox.dataset.articleId,
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},
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};
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window
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.fetch('/billboard_events', {
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method: 'POST',
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headers: {
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'X-CSRF-Token': csrfToken,
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(dataBody),
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credentials: 'same-origin',
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})
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.catch((error) => console.error(error));
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adBox.dataset.impressionRecorded = true;
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}
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function trackAdClick(adBox) {
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var isBot = /bot|google|baidu|bing|msn|duckduckbot|teoma|slurp|yandex/i.test(
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navigator.userAgent,
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); // is crawler
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var adClicked = adBox.dataset.clickRecorded;
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if (isBot || adClicked) {
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return;
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}
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var tokenMeta = document.querySelector("meta[name='csrf-token']");
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var csrfToken = tokenMeta && tokenMeta.getAttribute('content');
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var dataBody = {
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billboard_event: {
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billboard_id: adBox.dataset.id,
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context_type: adBox.dataset.contextType,
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category: adBox.dataset.categoryClick,
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article_id: adBox.dataset.articleId,
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},
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};
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window.fetch('/billboard_events', {
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method: 'POST',
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headers: {
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'X-CSRF-Token': csrfToken,
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'Content-Type': 'application/json',
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},
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body: JSON.stringify(dataBody),
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credentials: 'same-origin',
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});
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adBox.dataset.clickRecorded = true;
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}
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function observeBillboards() {
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let observer = new IntersectionObserver(
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(entries) => {
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entries.forEach((entry) => {
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if (entry.isIntersecting) {
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let elem = entry.target;
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if (entry.intersectionRatio >= 0.25) {
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setTimeout(function () {
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trackAdImpression(elem);
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}, 1);
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}
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}
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});
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},
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{
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root: null, // defaults to browser viewport
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rootMargin: '0px',
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threshold: 0.25,
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},
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);
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document.querySelectorAll('[data-display-unit]').forEach((ad) => {
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observer.observe(ad);
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ad.removeEventListener('click', trackAdClick, false);
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ad.addEventListener('click', function (e) {
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trackAdClick(ad);
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});
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});
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}
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window.addEventListener(
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'load',
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(event) => {
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observeBillboards();
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},
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false,
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);
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