Bidfluence adapter 1.x (prebid#3244)

* Bidfluence Adapter 1.x

* Test for Bidfluence Adapter 1.x

* Update to Bidfluence Adapter 1.x

* Update due to test not passing

* Fixed undefined gdpr object and unsupported gdpr vendor

* Removed gdpr vendor line test

* Updated as requested 

Related to prebid/prebid.github.io#1020 (comment)

modules/bidfluenceBidAdapter.js

@@ -0,0 +1,116 @@
+import * as utils from 'src/utils';
+import { registerBidder } from 'src/adapters/bidderFactory';
+const BIDDER_CODE = 'bidfluence';
+
+function stdTimezoneOffset(t) {
+  const jan = new Date(t.getFullYear(), 0, 1);
+  const jul = new Date(t.getFullYear(), 6, 1);
+  return Math.max(jan.getTimezoneOffset(), jul.getTimezoneOffset());
+}
+function dst(t) {
+  return t.getTimezoneOffset() < stdTimezoneOffset(t);
+}
+function getBdfTz(d) {
+  let tz = d.getTimezoneOffset();
+  if (dst(d)) {
+    tz += 60;
+  }
+  return tz.toString();
+}
+function getUTCDate() {
+  var m = new Date();
+  var dateString = m.getUTCFullYear() + '/' +
+    ('0' + (m.getUTCMonth() + 1)).slice(-2) + '/' +
+    ('0' + m.getUTCDate()).slice(-2) + ' ' +
+    ('0' + m.getUTCHours()).slice(-2) + ':' +
+    ('0' + m.getUTCMinutes()).slice(-2) + ':' +
+    ('0' + m.getUTCSeconds()).slice(-2);
+
+  return dateString;
+}
+
+export const spec = {
+  code: BIDDER_CODE,
+  isBidRequestValid: function (bid) {
+    return !!bid.params.placementId || !!bid.params.publisherId;
+  },
+
+  buildRequests: function (validBidRequests, bidderRequest) {
+    return validBidRequests.map(bidRequest => {
+      const params = bidRequest.params;
+      const sizes = utils.parseSizesInput(bidRequest.sizes)[0];
+      const width = sizes.split('x')[0];
+      const height = sizes.split('x')[1];
+      const refInfo = bidderRequest.refererInfo;
+      const gdpr = bidderRequest.gdprConsent;
+      const body = document.getElementsByTagName('body')[0];
+      const vpW = Math.max(window.innerWidth || body.clientWidth || 0) + 2;
+      const vpH = Math.max(window.innerHeight || body.clientHeight || 0) + 2;
+      const sr = screen.height > screen.width ? screen.height + 'x' + screen.width + 'x' + screen.colorDepth : screen.width + 'x' + screen.height + 'x' + screen.colorDepth;
+
+      const payload = {
+        bid: bidRequest.bidId,
+        v: '1.0',
+        azr: true,
+        ck: utils.cookiesAreEnabled(),
+        tid: params.placementId,
+        pid: params.publisherId,
+        rp: params.reservePrice || 0,
+        re: refInfo ? refInfo.referer : '',
+        st: refInfo ? refInfo.stack : [],
+        tz: getBdfTz(new Date()),
+        sr: sr,
+        tm: bidderRequest.timeout,
+        vp: vpW + 'x' + vpH,
+        sdt: getUTCDate(),
+        w: width,
+        h: height,
+        gdpr: gdpr ? gdpr.gdprApplies : false,
+        gdprc: gdpr ? gdpr.consentString : ''
+      };
+      const payloadString = JSON.stringify(payload);
+      return {
+        method: 'POST',
+        url: `//${payload.pid}.bidfluence.com/Hb`,
+        data: payloadString,
+        options: { contentType: 'text/plain' }
+      };
+    });
+  },
+
+  interpretResponse: function (serverResponse, bidRequest) {
+    const bidResponses = [];
+    const response = serverResponse.body;
+    const cpm = response.Cpm || 0;
+
+    if (cpm > 0) {
+      const bidResponse = {
+        requestId: response.BidId,
+        cpm: cpm,
+        width: response.Width,
+        height: response.Height,
+        creativeId: response.CreativeId,
+        ad: response.Ad,
+        currency: 'USD',
+        netRevenue: true,
+        ttl: 360
+      };
+      bidResponses.push(bidResponse);
+    }
+
+    return bidResponses;
+  },
+
+  getUserSyncs: function (serverResponses) {
+    if (serverResponses.userSyncs) {
+      const syncs = serverResponses.UserSyncs.map((sync) => {
+        return {
+          type: sync.Type === 'ifr' ? 'iframe' : 'image',
+          url: sync.Url
+        };
+      });
+      return syncs;
+    }
+  }
+};
+registerBidder(spec);

modules/bidfluenceBidAdapter.md

@@ -0,0 +1,31 @@
+# Overview
+
+```
+Module Name: Bidfluence Adapter
+Module Type: Bidder Adapter
+Maintainer: integrations@bidfluence.com
+prebid_1_0_supported : true
+gdpr_supported: true
+```
+
+# Description
+
+Bidfluence adapter for prebid.
+
+# Test Parameters
+
+```
+var adUnits = [
+  {
+    code: 'test-prebid',
+    sizes: [[300, 250]],
+    bids: [{
+      bidder: 'bidfluence',
+      params: {
+        placementId: '1000',
+        publisherId: '1000'
+      }
+    }]
+  }
+]
+```

test/spec/modules/bidfluenceBidAdapter_spec.js

@@ -0,0 +1,111 @@
+import { expect } from 'chai';
+import { spec } from 'modules/bidfluenceBidAdapter';
+
+const BIDDER_CODE = 'bidfluence';
+const PLACEMENT_ID = '1000';
+const PUB_ID = '1000';
+const CONSENT_STRING = 'DUXDSDFSFWRRR8345F==';
+
+const validBidRequests = [{
+  'bidder': BIDDER_CODE,
+  'params': {
+    'placementId': PLACEMENT_ID,
+    'publisherId': PUB_ID,
+    'reservePrice': 0
+  },
+  'adUnitCode': 'adunit-code',
+  'sizes': [[300, 250]],
+  'bidId': '2b1f23307fb8ef',
+  'bidderRequestId': '10edf38ec1a719',
+  'auctionId': '1025ba77-5463-4877-b0eb-14b205cb9304'
+}];
+
+const bidderRequest = {
+  'bidderCode': 'bidfluence',
+  'auctionId': '1025ba77-5463-4877-b0eb-14b205cb9304',
+  'bidderRequestId': '10edf38ec1a719',
+  'refererInfo': {
+    'numIframes': 0,
+    'reachedTop': true,
+    'referer': 'test',
+    'stack': ['test']
+  },
+  'timeout': 1000,
+  'gdprConsent': {
+    'gdprApplies': true,
+    'consentString': CONSENT_STRING,
+    'vendorData': ''
+  }
+};
+
+bidderRequest.bids = validBidRequests;
+
+describe('Bidfluence Adapter test', () => {
+  describe('isBidRequestValid', function () {
+    it('should return true when required params found', function () {
+      expect(spec.isBidRequestValid(validBidRequests[0])).to.equal(true);
+    });
+    it('should return the right bidder code', function () {
+      expect(spec.code).to.eql(BIDDER_CODE);
+    });
+  });
+
+  describe('buildRequests', function () {
+    const request = spec.buildRequests(validBidRequests, bidderRequest);
+
+    it('sends bid request to our endpoint via POST', function () {
+      expect(request[0].method).to.equal('POST');
+    });
+
+    const payload = JSON.parse(request[0].data);
+
+    expect(payload.bid).to.equal(validBidRequests[0].bidId);
+    expect(payload.azr).to.equal(true);
+    expect(payload.ck).to.not.be.undefined;
+    expect(payload.tid).to.equal(PLACEMENT_ID);
+    expect(payload.pid).to.equal(PUB_ID);
+    expect(payload.rp).to.be.a('number');
+    expect(payload.re).to.not.be.undefined;
+    expect(payload.st).to.not.be.undefined;
+    expect(payload.tz).to.not.be.undefined;
+    expect(payload.sr).to.not.be.undefined;
+    expect(payload.vp).to.not.be.undefined;
+    expect(payload.sdt).to.not.be.undefined;
+    expect(payload.w).to.equal('300');
+    expect(payload.h).to.equal('250');
+
+    it('sends gdpr info if exists', function () {
+      expect(payload.gdpr).to.equal(true);
+      expect(payload.gdprc).to.equal(CONSENT_STRING);
+    });
+  });
+
+  describe('interpretResponse', function () {
+    const response = {
+      body: {
+        'CreativeId': '1000',
+        'Cpm': 0.50,
+        'Ad': '<div></div>',
+        'Height': 250,
+        'Width': 300
+      }
+    };
+
+    it('should get correct bid response', function () {
+      const expectedResponse = [{
+        requestId: response.body.BidId,
+        cpm: response.body.Cpm,
+        width: response.body.Width,
+        height: response.body.Height,
+        creativeId: response.body.CreativeId,
+        ad: response.body.Ad,
+        currency: 'USD',
+        netRevenue: true,
+        ttl: 360
+      }];
+
+      let result = spec.interpretResponse(response, { 'bidderRequest': validBidRequests[0] });
+      expect(result).to.deep.equal(expectedResponse);
+    });
+  });
+});