switching to macro substitution for prebid version

modules/pubxaiAnalyticsAdapter.js

@@ -1,21 +1,17 @@
-import {
-  deepAccess,
-  parseSizesInput,
-  getWindowLocation,
-  buildUrl,
-  cyrb53Hash,
-} from '../src/utils.js';
 import adapter from '../libraries/analyticsAdapter/AnalyticsAdapter.js';
+import {
+  getGptSlotInfoForAdUnitCode, getGptSlotForAdUnitCode
+} from '../libraries/gptUtils/gptUtils.js';
+import { getDeviceType, getBrowser, getOS } from '../libraries/userAgentUtils/index.js';
+import { MODULE_TYPE_ANALYTICS } from '../src/activities/modules.js';
 import adapterManager from '../src/adapterManager.js';
+import { sendBeacon } from '../src/ajax.js'
 import { EVENTS } from '../src/constants.js';
 import { getGlobal } from '../src/prebidGlobal.js';
-import { getDeviceType, getBrowser, getOS } from '../libraries/userAgentUtils/index.js';
-import {
-  getGptSlotInfoForAdUnitCode,
-  getGptSlotForAdUnitCode,
-} from '../libraries/gptUtils/gptUtils.js';
 import { getStorageManager } from '../src/storageManager.js';
-import { MODULE_TYPE_ANALYTICS } from '../src/activities/modules.js';
+import {
+  deepAccess, parseSizesInput, getWindowLocation, buildUrl, cyrb53Hash
+} from '../src/utils.js';
 
 let initOptions;
 
@@ -93,17 +89,6 @@ export const auctionCache = new Proxy(
   }
 );
 
-/**
- *
- * @returns {boolean} whether or not the browser session supports sendBeacon
- */
-const hasSendBeaconSupport = () => {
-  if (!navigator.sendBeacon || !document.visibilityState) {
-    return false;
-  }
-  return true;
-};
-
 /**
  * Fetch extra ad server data for a specific ad slot (bid)
  * @param {object} bid an output from extractBid
@@ -297,7 +282,7 @@ const prepareSend = (auctionId) => {
       search: {
         auctionTimestamp: auctionData.auctionDetail.timestamp,
         pubxaiAnalyticsVersion: pubxaiAnalyticsVersion,
-        prebidVersion: getGlobal().version,
+        prebidVersion: '$prebid.version$',
       },
     });
     sendCache[pubxaiAnalyticsRequestUrl].push(data);
@@ -316,7 +301,7 @@ const send = () => {
       const payloadTooLarge = toBlob(payload).size > 65536;
 
       if (payloadTooLarge || index + 1 === arr.length) {
-        navigator.sendBeacon(
+        sendBeacon(
           requestUrl,
           toBlob(payloadTooLarge ? payload.slice(0, -1) : payload)
         );
@@ -329,7 +314,7 @@ const send = () => {
 };
 
 // register event listener to send logs when user leaves page
-if (hasSendBeaconSupport()) {
+if (document.visibilityState) {
   document.addEventListener('visibilitychange', () => {
     if (document.visibilityState === 'hidden') {
       send();

src/ajax.js

@@ -144,5 +144,19 @@ export function ajaxBuilder(timeout = 3000, {request, done} = {}) {
   };
 }
 
+/**
+ * simple wrapper around sendBeacon such that invocations of navigator.sendBeacon can be centrally maintained.
+ * verifies that the navigator and sendBeacon are defined for maximum compatibility
+ * @param {string} url The URL that will receive the data. Can be relative or absolute.
+ * @param {*} data An ArrayBuffer, a TypedArray, a DataView, a Blob, a string literal or object, a FormData or a URLSearchParams object containing the data to send.
+ * @returns {boolean} true if the user agent successfully queued the data for transfer. Otherwise, it returns false.
+ */
+export function sendBeacon(url, data) {
+  if (!window.navigator || !window.navigator.sendBeacon) {
+    return false;
+  }
+  return window.navigator.sendBeacon(url, data);
+}
+
 export const ajax = ajaxBuilder();
 export const fetch = fetcherFactory();

test/spec/ajax_spec.js

@@ -0,0 +1,11 @@
+import { expect } from 'chai';
+import { sendBeacon } from '../../src/ajax.js'
+
+describe('test sendBeacon wrapper', () => {
+  it('with legitimate behaviour', () => {
+    sinon.stub(navigator, 'sendBeacon').returns(true);
+    expect(sendBeacon('http://localhost:80/')).to.equal(true);
+    expect(navigator.sendBeacon.callCount).to.equal(1);
+    navigator.sendBeacon.restore();
+  })
+})

test/spec/modules/pubxaiAnalyticsAdapter_spec.js

@@ -762,7 +762,7 @@ describe('pubxai analytics adapter', () => {
         expect(Object.fromEntries(parsedUrl.searchParams)).to.deep.equal({
           auctionTimestamp: '1616654312804',
           pubxaiAnalyticsVersion: 'v2.0.0',
-          prebidVersion: String(getGlobal().version),
+          prebidVersion: '$prebid.version$',
         });
         expect(expectedData.type).to.equal('text/json');
         expect(JSON.parse(await readBlobSafariCompat(expectedData))).to.deep.equal([
@@ -805,7 +805,7 @@ describe('pubxai analytics adapter', () => {
       expect(Object.fromEntries(parsedUrl.searchParams)).to.deep.equal({
         auctionTimestamp: '1616654312804',
         pubxaiAnalyticsVersion: 'v2.0.0',
-        prebidVersion: String(getGlobal().version),
+        prebidVersion: '$prebid.version$',
       });
 
       // Step 9: check that the data sent in the request is correct
@@ -930,7 +930,7 @@ describe('pubxai analytics adapter', () => {
         expect(Object.fromEntries(parsedUrl.searchParams)).to.deep.equal({
           auctionTimestamp: '1616654312804',
           pubxaiAnalyticsVersion: 'v2.0.0',
-          prebidVersion: String(getGlobal().version),
+          prebidVersion: '$prebid.version$',
         });
         expect(expectedData.type).to.equal('text/json');
         expect(JSON.parse(await readBlobSafariCompat(expectedData))).to.deep.equal([
@@ -1046,7 +1046,7 @@ describe('pubxai analytics adapter', () => {
         expect(Object.fromEntries(parsedUrl.searchParams)).to.deep.equal({
           auctionTimestamp: '1616654312804',
           pubxaiAnalyticsVersion: 'v2.0.0',
-          prebidVersion: String(getGlobal().version),
+          prebidVersion: '$prebid.version$',
         });
         expect(expectedData.type).to.equal('text/json');
         expect(JSON.parse(await readBlobSafariCompat(expectedData))).to.deep.equal([