LiveIntent Analytics Adapter: initial release (prebid#8960)

* CM-552 Liveintent Analytics Adapter (#4) * start work * send analytics event * Add first test and get winning bids from auctionManager * Add event test data and fix bugs * Remove duplicate userIds * add bidWonTimeout in configOptions * add sampling and adjust test * Add server test * Compare expected request body in the test * refactoring * update description * remove comment * comments * make sure we map defined data * refactoring * some refactoring * comments Co-authored-by: wiem <[email protected]> * fix typo * Use getRefererInfo to get url and ?? operator for default values Co-authored-by: Leonel Cuevas Valeriano <[email protected]> Co-authored-by: leonelcuevas <[email protected]>
grupawp · Sep 12, 2022 · cac0902 · cac0902
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diff --git a/modules/liveIntentAnalyticsAdapter.js b/modules/liveIntentAnalyticsAdapter.js
@@ -0,0 +1,148 @@
+import {ajax} from '../src/ajax.js';
+import { generateUUID, logInfo, logWarn } from '../src/utils.js';
+import adapter from '../libraries/analyticsAdapter/AnalyticsAdapter.js';
+import CONSTANTS from '../src/constants.json';
+import adapterManager from '../src/adapterManager.js';
+import { auctionManager } from '../src/auctionManager.js';
+import { getRefererInfo } from '../src/refererDetection.js';
+
+const ANALYTICS_TYPE = 'endpoint';
+const URL = 'https://wba.liadm.com/analytic-events';
+const GVL_ID = 148;
+const ADAPTER_CODE = 'liveintent';
+const DEFAULT_SAMPLING = 0.1;
+const DEFAULT_BID_WON_TIMEOUT = 2000;
+const { EVENTS: { AUCTION_END } } = CONSTANTS;
+let initOptions = {};
+let isSampled;
+let bidWonTimeout;
+
+function handleAuctionEnd(args) {
+  setTimeout(() => {
+    const auction = auctionManager.index.getAuction(args.auctionId);
+    const winningBids = (auction) ? auction.getWinningBids() : [];
+    const data = createAnalyticsEvent(args, winningBids);
+    sendAnalyticsEvent(data);
+  }, bidWonTimeout);
+}
+
+function getAnalyticsEventBids(bidsReceived) {
+  return bidsReceived.map(bid => {
+    return {
+      adUnitCode: bid.adUnitCode,
+      timeToRespond: bid.timeToRespond,
+      cpm: bid.cpm,
+      currency: bid.currency,
+      ttl: bid.ttl,
+      bidder: bid.bidder
+    };
+  });
+}
+
+function getBannerSizes(banner) {
+  if (banner && banner.sizes) {
+    return banner.sizes.map(size => {
+      const [width, height] = size;
+      return {w: width, h: height};
+    });
+  } else return [];
+}
+
+function getUniqueBy(arr, key) {
+  return [...new Map(arr.map(item => [item[key], item])).values()]
+}
+
+function createAnalyticsEvent(args, winningBids) {
+  let payload = {
+    instanceId: generateUUID(),
+    url: getRefererInfo().page,
+    bidsReceived: getAnalyticsEventBids(args.bidsReceived),
+    auctionStart: args.timestamp,
+    auctionEnd: args.auctionEnd,
+    adUnits: [],
+    userIds: [],
+    bidders: []
+  }
+  let allUserIds = [];
+
+  if (args.adUnits) {
+    args.adUnits.forEach(unit => {
+      if (unit.mediaTypes && unit.mediaTypes.banner) {
+        payload['adUnits'].push({
+          code: unit.code,
+          mediaType: 'banner',
+          sizes: getBannerSizes(unit.mediaTypes.banner),
+          ortb2Imp: unit.ortb2Imp
+        });
+      }
+      if (unit.bids) {
+        let userIds = unit.bids.flatMap(getAnalyticsEventUserIds);
+        allUserIds.push(...userIds);
+        let bidders = unit.bids.map(({bidder, params}) => {
+          return { bidder, params }
+        });
+
+        payload['bidders'].push(...bidders);
+      }
+    })
+    let uniqueUserIds = getUniqueBy(allUserIds, 'source');
+    payload['userIds'] = uniqueUserIds;
+  }
+  payload['winningBids'] = getAnalyticsEventBids(winningBids);
+  payload['auctionId'] = args.auctionId;
+  return payload;
+}
+
+function getAnalyticsEventUserIds(bid) {
+  if (bid && bid.userIdAsEids) {
+    return bid.userIdAsEids.map(({source, uids, ext}) => {
+      let analyticsEventUserId = {source, uids, ext};
+      return ignoreUndefined(analyticsEventUserId)
+    });
+  } else { return []; }
+}
+
+function sendAnalyticsEvent(data) {
+  ajax(URL, {
+    success: function () {
+      logInfo('LiveIntent Prebid Analytics: send data success');
+    },
+    error: function (e) {
+      logWarn('LiveIntent Prebid Analytics: send data error' + e);
+    }
+  }, JSON.stringify(data), {
+    contentType: 'application/json',
+    method: 'POST'
+  })
+}
+
+function ignoreUndefined(data) {
+  const filteredData = Object.entries(data).filter(([key, value]) => value)
+  return Object.fromEntries(filteredData)
+}
+
+let liAnalytics = Object.assign(adapter({URL, ANALYTICS_TYPE}), {
+  track({ eventType, args }) {
+    if (eventType == AUCTION_END && args && isSampled) { handleAuctionEnd(args); }
+  }
+});
+
+// save the base class function
+liAnalytics.originEnableAnalytics = liAnalytics.enableAnalytics;
+
+// override enableAnalytics so we can get access to the config passed in from the page
+liAnalytics.enableAnalytics = function (config) {
+  initOptions = config.options;
+  const sampling = (initOptions && initOptions.sampling) ?? DEFAULT_SAMPLING;
+  isSampled = Math.random() < parseFloat(sampling);
+  bidWonTimeout = (initOptions && initOptions.bidWonTimeout) ?? DEFAULT_BID_WON_TIMEOUT;
+  liAnalytics.originEnableAnalytics(config); // call the base class function
+};
+
+adapterManager.registerAnalyticsAdapter({
+  adapter: liAnalytics,
+  code: ADAPTER_CODE,
+  gvlid: GVL_ID
+});
+
+export default liAnalytics;
diff --git a/modules/liveIntentAnalyticsAdapter.md b/modules/liveIntentAnalyticsAdapter.md
@@ -0,0 +1,22 @@
+# Overview
+Module Name: LiveIntent Analytics Adapter
+
+Module Type: Analytics Adapter
+
+Maintainer: [email protected]
+
+# Description
+
+Analytics adapter for [LiveIntent](https://www.liveintent.com/). Contact [email protected] for information.
+
+# Test Parameters
+
+```
+{
+  provider: 'liveintent',
+  options: {
+     bidWonTimeout: 2000,
+     sampling: 0.5 // the tracked event percentage, a number between 0 to 1
+  }
+}
+```