PubMatic Bid Adapter : support for InBannerVideo (IBV) Field in Bid Response with meta.mediaType

modules/pubmaticBidAdapter.js

@@ -859,6 +859,18 @@ function _handleEids(payload, validBidRequests) {
   }
 }
 
+// Setting IBV & meta.mediaType field into the bid response
+export function setIBVField(bid, newBid) {
+  if (bid?.ext?.ibv) {
+    newBid.ext = newBid.ext || {};
+    newBid.ext['ibv'] = bid.ext.ibv;
+
+    // Overriding the mediaType field in meta with the `video` value if bid.ext.ibv is present
+    newBid.meta = newBid.meta || {};
+    newBid.meta.mediaType = VIDEO;
+  }
+}
+
 function _checkMediaType(bid, newBid) {
   // Create a regex here to check the strings
   if (bid.ext && bid.ext['bidtype'] != undefined) {
@@ -1008,7 +1020,7 @@ function isNonEmptyArray(test) {
  * @param {*} bid : bids
  */
 export function prepareMetaObject(br, bid, seat) {
-  br.meta = {};
+  br.meta = br.meta || {};
 
   if (bid.ext && bid.ext.dspid) {
     br.meta.networkId = bid.ext.dspid;
@@ -1047,6 +1059,11 @@ export function prepareMetaObject(br, bid, seat) {
   if (bid.ext && bid.ext.dsa && Object.keys(bid.ext.dsa).length) {
     br.meta.dsa = bid.ext.dsa;
   }
+
+  // Initializing meta.mediaType field to the actual bidType returned by the bidder
+  if (br.mediaType) {
+    br.meta.mediaType = br.mediaType;
+  }
 }
 
 export const spec = {
@@ -1401,12 +1418,12 @@ export const spec = {
                   }
                 });
               }
+              prepareMetaObject(newBid, bid, seatbidder.seat);
+              setIBVField(bid, newBid);
               if (bid.ext && bid.ext.deal_channel) {
                 newBid['dealChannel'] = dealChannelValues[bid.ext.deal_channel] || null;
               }
 
-              prepareMetaObject(newBid, bid, seatbidder.seat);
-
               // adserverTargeting
               if (seatbidder.ext && seatbidder.ext.buyid) {
                 newBid.adserverTargeting = {

test/spec/modules/pubmaticBidAdapter_spec.js

@@ -1,5 +1,5 @@
 import { expect } from 'chai';
-import { spec, checkVideoPlacement, _getDomainFromURL, assignDealTier, prepareMetaObject, getDeviceConnectionType } from 'modules/pubmaticBidAdapter.js';
+import { spec, checkVideoPlacement, _getDomainFromURL, assignDealTier, prepareMetaObject, getDeviceConnectionType, setIBVField } from 'modules/pubmaticBidAdapter.js';
 import * as utils from 'src/utils.js';
 import { config } from 'src/config.js';
 import { createEidsArray } from 'modules/userId/eids.js';
@@ -3579,6 +3579,33 @@ describe('PubMatic adapter', function () {
         expect(response[0].renderer).to.not.exist;
       });
 
+      it('should set ibv field in bid.ext when bid.ext.ibv exists', function() {
+        let request = spec.buildRequests(bidRequests, {
+          auctionId: 'new-auction-id'
+        });
+
+        let copyOfBidResponse = utils.deepClone(bannerBidResponse);
+        let bidExt = utils.deepClone(copyOfBidResponse.body.seatbid[0].bid[0].ext);
+        copyOfBidResponse.body.seatbid[0].bid[0].ext = Object.assign(bidExt, {
+          ibv: true
+        });
+
+        let response = spec.interpretResponse(copyOfBidResponse, request);
+        expect(response[0].ext.ibv).to.equal(true);
+        expect(response[0].meta.mediaType).to.equal('video');
+      });
+
+      it('should not set ibv field when bid.ext does not exist ', function() {
+        let request = spec.buildRequests(bidRequests, {
+          auctionId: 'new-auction-id'
+        });
+
+        let response = spec.interpretResponse(bannerBidResponse, request);
+        expect(response[0].ext).to.not.exist;
+        expect(response[0].meta).to.exist;
+        expect(response[0].meta.mediaType).to.equal('banner');
+      });
+
       if (FEATURES.VIDEO) {
         it('should check for valid video mediaType in case of multiformat request', function() {
           let request = spec.buildRequests(videoBidRequests, {
@@ -3878,10 +3905,12 @@ describe('PubMatic adapter', function () {
             // dchain: 'dc',
             // demandSource: 'ds',
             // secondaryCatIds: ['secondaryCatIds']
-          }
+          },
         };
 
-        const br = {};
+        const br = {
+          mediaType: 'video'
+        };
         prepareMetaObject(br, bid, null);
         expect(br.meta.networkId).to.equal(6); // dspid
         expect(br.meta.buyerId).to.equal('12'); // adid
@@ -3900,6 +3929,7 @@ describe('PubMatic adapter', function () {
         expect(br.meta.advertiserDomains).to.be.an('array').with.length.above(0); // adomain
         expect(br.meta.clickUrl).to.equal('mystartab.com'); // adomain
         expect(br.meta.dsa).to.equal(dsa); // dsa
+        expect(br.meta.mediaType).to.equal('video'); // mediaType
       });
 
       it('Should be empty, when ext and adomain is absent in bid object', function () {
@@ -4176,6 +4206,58 @@ describe('PubMatic adapter', function () {
         expect(data.imp[0]['banner']['battr']).to.equal(undefined);
       });
     });
+
+    describe('setIBVField', function() {
+      it('should set ibv field in newBid.ext when bid.ext.ibv exists', function() {
+        const bid = {
+          ext: {
+            ibv: true
+          }
+        };
+        const newBid = {};
+        setIBVField(bid, newBid);
+        expect(newBid.ext).to.exist;
+        expect(newBid.ext.ibv).to.equal(true);
+        expect(newBid.meta).to.exist;
+        expect(newBid.meta.mediaType).to.equal('video');
+      });
+
+      it('should not set ibv field when bid.ext.ibv does not exist', function() {
+        const bid = {
+          ext: {}
+        };
+        const newBid = {};
+        setIBVField(bid, newBid);
+        expect(newBid.ext).to.not.exist;
+        expect(newBid.meta).to.not.exist;
+      });
+
+      it('should not set ibv field when bid.ext does not exist', function() {
+        const bid = {};
+        const newBid = {};
+        setIBVField(bid, newBid);
+        expect(newBid.ext).to.not.exist;
+        expect(newBid.meta).to.not.exist;
+      });
+
+      it('should preserve existing newBid.ext properties', function() {
+        const bid = {
+          ext: {
+            ibv: true
+          }
+        };
+        const newBid = {
+          ext: {
+            existingProp: 'should remain'
+          }
+        };
+        setIBVField(bid, newBid);
+        expect(newBid.ext.existingProp).to.equal('should remain');
+        expect(newBid.ext.ibv).to.equal(true);
+        expect(newBid.meta).to.exist;
+        expect(newBid.meta.mediaType).to.equal('video');
+      });
+    });
   });
 
   if (FEATURES.VIDEO) {