From 35e46cd864f4f9c7391b7698352b9cda622adce9 Mon Sep 17 00:00:00 2001
From: Malkov Mikhail <mhlmlkv@gmail.com>
Date: Wed, 30 Mar 2022 13:01:12 +0300
Subject: [PATCH] Next Millenium Bid Adapter: Added new parameter group_id
 (#8200)

* changed name company

* changed name company in test

* Added processing of a new group_id parameter

* Added processing of a new group_id parameter

* changed check parameters

* fixed lint remarks

* added test

* fixed bug - lint

* changed test

* changed test - 2

* fixed bug - adapter
---
 modules/nextMillenniumBidAdapter.js           | 38 +++++++++++++-
 modules/nextMillenniumBidAdapter.md           |  5 +-
 .../modules/nextMillenniumBidAdapter_spec.js  | 51 +++++++++++++++++++
 3 files changed, 90 insertions(+), 4 deletions(-)

diff --git a/modules/nextMillenniumBidAdapter.js b/modules/nextMillenniumBidAdapter.js
index 85537d382c2..365d692e614 100644
--- a/modules/nextMillenniumBidAdapter.js
+++ b/modules/nextMillenniumBidAdapter.js
@@ -13,7 +13,7 @@ export const spec = {
 
   isBidRequestValid: function(bid) {
     return !!(
-      bid.params.placement_id && isStr(bid.params.placement_id)
+      (bid.params.placement_id && isStr(bid.params.placement_id)) || (bid.params.group_id && isStr(bid.params.group_id))
     );
   },
 
@@ -28,9 +28,10 @@ export const spec = {
         'ext': {
           'prebid': {
             'storedrequest': {
-              'id': getBidIdParameter('placement_id', bid.params)
+              'id': getPlacementId(bid)
             }
           },
+
           'nextMillennium': {
             'refresh_count': window.nmmRefreshCounts[bid.adUnitCode]++,
           }
@@ -46,10 +47,12 @@ export const spec = {
         if (uspConsent) {
           postBody.regs.ext.us_privacy = uspConsent;
         }
+
         if (gdprConsent) {
           if (typeof gdprConsent.gdprApplies !== 'undefined') {
             postBody.regs.ext.gdpr = gdprConsent.gdprApplies ? 1 : 0;
           }
+
           if (typeof gdprConsent.consentString !== 'undefined') {
             postBody.user = {
               ext: { consent: gdprConsent.consentString }
@@ -91,6 +94,7 @@ export const spec = {
           meta: {
             advertiserDomains: bid.adomain || []
           },
+
           ad: bid.adm
         });
       });
@@ -125,4 +129,34 @@ export const spec = {
   },
 };
 
+function getPlacementId(bid) {
+  const groupId = getBidIdParameter('group_id', bid.params)
+  const placementId = getBidIdParameter('placement_id', bid.params)
+  if (!groupId) return placementId
+
+  let windowTop = getTopWindow(window)
+  let size = []
+  if (bid.mediaTypes) {
+    if (bid.mediaTypes.banner) size = bid.mediaTypes.banner.sizes && bid.mediaTypes.banner.sizes[0]
+    if (bid.mediaTypes.video) size = bid.mediaTypes.video.playerSize
+  }
+
+  const host = (windowTop && windowTop.location && windowTop.location.host) || ''
+  return `g${groupId};${size.join('x')};${host}`
+}
+
+function getTopWindow(curWindow, nesting = 0) {
+  if (nesting > 10) {
+    return curWindow
+  }
+
+  try {
+    if (curWindow.parent.document) {
+      return getTopWindow(curWindow.parent.window, ++nesting)
+    }
+  } catch (err) {
+    return curWindow
+  }
+}
+
 registerBidder(spec);
diff --git a/modules/nextMillenniumBidAdapter.md b/modules/nextMillenniumBidAdapter.md
index 048fe907ac7..136f97d94d5 100644
--- a/modules/nextMillenniumBidAdapter.md
+++ b/modules/nextMillenniumBidAdapter.md
@@ -21,8 +21,9 @@ Currently module supports only banner mediaType.
         bids: [{
             bidder: 'nextMillennium',
             params: {
-                placement_id: '-1'
+                placement_id: '-1',
+                group_id: '6731'
             }
         }]
     }];
-```
\ No newline at end of file
+```
diff --git a/test/spec/modules/nextMillenniumBidAdapter_spec.js b/test/spec/modules/nextMillenniumBidAdapter_spec.js
index 0dfee96d0ea..a8aa62f24d1 100644
--- a/test/spec/modules/nextMillenniumBidAdapter_spec.js
+++ b/test/spec/modules/nextMillenniumBidAdapter_spec.js
@@ -18,6 +18,47 @@ describe('nextMillenniumBidAdapterTests', function() {
     }
   ];
 
+  const bidRequestDataGI = [
+    {
+      adUnitCode: 'test-banner-gi',
+      bidId: 'bid1234',
+      auctionId: 'b06c5141-fe8f-4cdf-9d7d-54415490a917',
+      bidder: 'nextMillennium',
+      params: { group_id: '1234' },
+      mediaTypes: {
+        banner: {
+          sizes: [[300, 250]]
+        }
+      },
+
+      sizes: [[300, 250]],
+      uspConsent: '1---',
+      gdprConsent: {
+        consentString: 'kjfdniwjnifwenrif3',
+        gdprApplies: true
+      }
+    },
+
+    {
+      adUnitCode: 'test-video-gi',
+      bidId: 'bid1234',
+      auctionId: 'b06c5141-fe8f-4cdf-9d7d-54415490a917',
+      bidder: 'nextMillennium',
+      params: { group_id: '1234' },
+      mediaTypes: {
+        video: {
+          playerSize: [640, 480],
+        }
+      },
+
+      uspConsent: '1---',
+      gdprConsent: {
+        consentString: 'kjfdniwjnifwenrif3',
+        gdprApplies: true
+      }
+    },
+  ];
+
   it('Request params check with GDPR and USP Consent', function () {
     const request = spec.buildRequests(bidRequestData, bidRequestData[0]);
     expect(JSON.parse(request[0].data).user.ext.consent).to.equal('kjfdniwjnifwenrif3');
@@ -38,6 +79,16 @@ describe('nextMillenniumBidAdapterTests', function() {
     expect(JSON.parse(request[0].data).id).to.equal('b06c5141-fe8f-4cdf-9d7d-54415490a917');
   });
 
+  it('use parameters group_id', function() {
+    for (let test of bidRequestDataGI) {
+      const request = spec.buildRequests([test]);
+      const requestData = JSON.parse(request[0].data);
+      const storeRequestId = requestData.ext.prebid.storedrequest.id;
+      const templateRE = /^g\d+;\d+x\d+;/;
+      expect(templateRE.test(storeRequestId)).to.be.true;
+    };
+  });
+
   it('Check if refresh_count param is incremented', function() {
     const request = spec.buildRequests(bidRequestData);
     expect(JSON.parse(request[0].data).ext.nextMillennium.refresh_count).to.equal(3);