Count bids with function on adapter if present

src/adapters/indexExchange.js

@@ -536,7 +536,6 @@ var IndexExchangeAdapter = function IndexExchangeAdapter() {
 };
 
 function _countBids(bid) {
-  const bidCount = bid.sizes
   return bid && bid.sizes && bid.sizes.length || null;
 }
 

src/bidmanager.js

@@ -1,10 +1,9 @@
-import { uniques, flatten } from './utils';
+import { uniques, flatten, add } from './utils';
 import {getPriceBucketString} from './cpmBucketManager';
 
 var CONSTANTS = require('./constants.json');
 var utils = require('./utils.js');
 var events = require('./events');
-var adaptermanager = require('./adaptermanager');
 
 var objectType_function = 'function';
 
@@ -41,10 +40,6 @@ function getBidders(bid) {
   return bid.bidder;
 }
 
-function add(a, b) {
-  return a + b;
-}
-
 /**
  * Bidders handle multiple requests and multiple sizes in different ways.
  * A Bidder Adapter can export a `countBids` function if this is anything
@@ -53,9 +48,9 @@ function add(a, b) {
  * @param bid
  * @returns {*|number}
  */
-function getExpectedBidCount(bid) {
-  const bidder = bid.bidder;
-  const countBids = adaptermanager.bidderRegistry[bidder].countBids || function() { return 1; };
+function countExpectedBids(bid) {
+  const adapter = $$PREBID_GLOBAL$$.getBidderRegistry()[bid.bidder];
+  const countBids = adapter && adapter.countBids || function() { return 1; };
   return countBids(bid);
 }
 
@@ -64,7 +59,8 @@ function bidsBackAdUnit(adUnitCode) {
     .map(request => request.bids
       .filter(bid => bid.placementCode === adUnitCode))
     .reduce(flatten)
-    .map(getExpectedBidCount).reduce(add, 0);
+    .map(countExpectedBids)
+    .reduce(add, 0);
 
   const received = $$PREBID_GLOBAL$$._bidsReceived.filter(bid => bid.adUnitCode === adUnitCode).length;
   return requested === received;
@@ -74,7 +70,7 @@ function bidsBackAll() {
   const requested = $$PREBID_GLOBAL$$._bidsRequested
     .map(request => request.bids)
     .reduce(flatten)
-    .map(getExpectedBidCount)
+    .map(countExpectedBids)
     .reduce(add, 0);
 
   const received = $$PREBID_GLOBAL$$._bidsReceived.length;

src/prebid.js

@@ -847,4 +847,12 @@ $$PREBID_GLOBAL$$.getHighestCpmBids = function (adUnitCode) {
   return getWinningBids(adUnitCode);
 };
 
+/**
+ * Returns the adaptermanager.bidderRegistry
+ * @returns {*}
+ */
+$$PREBID_GLOBAL$$.getBidderRegistry = function() {
+  return adaptermanager.bidderRegistry;
+};
+
 processQue();

src/utils.js

@@ -564,3 +564,7 @@ export function shuffle(array) {
 
   return array;
 }
+
+export function add(a, b) {
+  return a + b;
+}