New Orbidder Prebid Adapter (prebid#3434)

* initial orbidder version in personal github repo

* use adUnits from orbidder_example.html

* replace obsolete functions

* forgot to commit the test

* check if bidderRequest object is available

* try to fix weird safari/ie issue

modules/orbidderBidAdapter.js

@@ -0,0 +1,77 @@
+import {detectReferer} from 'src/refererDetection';
+import {ajax} from 'src/ajax';
+import {registerBidder} from 'src/adapters/bidderFactory';
+
+export const spec = {
+  code: 'orbidder',
+  orbidderHost: (() => {
+    let ret = 'https://orbidder.otto.de';
+    try {
+      ret = localStorage.getItem('ov_orbidder_host') || ret;
+    } catch (e) {
+    }
+    return ret;
+  })(),
+
+  isBidRequestValid(bid) {
+    return !!(bid.sizes && bid.bidId);
+  },
+
+  buildRequests(validBidRequests, bidderRequest) {
+    return validBidRequests.map((bidRequest) => {
+      let referer = '';
+      if (bidderRequest && bidderRequest.refererInfo) {
+        referer = bidderRequest.refererInfo.referer || '';
+      }
+      const ret = {
+        url: `${this.orbidderHost}/bid`,
+        method: 'POST',
+        data: {
+          pageUrl: referer,
+          bidId: bidRequest.bidId,
+          auctionId: bidRequest.auctionId,
+          transactionId: bidRequest.transactionId,
+          adUnitCode: bidRequest.adUnitCode,
+          sizes: bidRequest.sizes,
+          params: bidRequest.params
+        }
+      };
+      if (bidRequest && bidRequest.gdprConsent) {
+        ret.data.gdprConsent = {
+          consentString: bidRequest.gdprConsent.consentString,
+          consentRequired: (typeof bidRequest.gdprConsent.gdprApplies === 'boolean')
+            ? bidRequest.gdprConsent.gdprApplies
+            : true
+        };
+      }
+      return ret;
+    });
+  },
+
+  interpretResponse(serverResponse) {
+    const bidResponses = [];
+    serverResponse = serverResponse.body;
+    if (serverResponse && (serverResponse.length > 0)) {
+      serverResponse.forEach((bid) => {
+        const bidResponse = {};
+        for (const requiredKey of ['requestId', 'cpm', 'width', 'height', 'ad', 'ttl', 'creativeId', 'netRevenue', 'currency']) {
+          if (!bid.hasOwnProperty(requiredKey)) {
+            return [];
+          }
+          bidResponse[requiredKey] = bid[requiredKey];
+        }
+        bidResponses.push(bidResponse);
+      });
+    }
+    return bidResponses;
+  },
+
+  onBidWon(winObj) {
+    const getRefererInfo = detectReferer(window);
+    const refererInfo = getRefererInfo();
+    winObj.pageUrl = refererInfo.referer;
+    ajax(`${this.orbidderHost}/win`, null, JSON.stringify(winObj));
+  }
+};
+
+registerBidder(spec);

modules/orbidderBidAdapter.md

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+#Overview
+
+```
+Module Name: Orbidder Bid Adapter
+Module Type: Bidder Adapter
+Maintainer: orbidder@otto.de
+```
+
+# Description
+
+Module that connects to orbidder demand sources
+
+# Test Parameters
+```
+var adUnits = [{
+    code: '/105091519/bidder_test',
+    mediaTypes: {
+        banner: {
+            sizes: [728, 90]
+        }
+    },
+    bids: [{
+        bidder: 'orbidder'
+    }]
+}];
+```

test/spec/modules/orbidderBidAdapter_spec.js

@@ -0,0 +1,195 @@
+import {expect} from 'chai';
+import {spec} from 'modules/orbidderBidAdapter';
+import {newBidder} from 'src/adapters/bidderFactory';
+import * as ajax from 'src/ajax';
+
+describe('orbidderBidAdapter', () => {
+  const adapter = newBidder(spec);
+  const bidRequest = {
+    bidId: 'd66fa86787e0b0ca900a96eacfd5f0bb',
+    auctionId: 'ccc4c7cdfe11cfbd74065e6dd28413d8',
+    transactionId: 'd58851660c0c4461e4aa06344fc9c0c6',
+    adUnitCode: 'adunit-code',
+    sizes: [[300, 250], [300, 600]],
+    params: {
+      'foo': 'bar'
+    }
+  };
+
+  const buildRequest = function (buildRequest) {
+    return spec.buildRequests(
+      [buildRequest],
+      {
+        refererInfo: {
+          referer: 'http://localhost:9876/'
+        }
+      })[0];
+  }
+
+  describe('inherited functions', () => {
+    it('exists and is a function', () => {
+      expect(adapter.callBids).to.exist.and.to.be.a('function');
+    });
+  });
+
+  describe('isBidRequestValid', () => {
+    it('should return true when required params found', () => {
+      expect(spec.isBidRequestValid(bidRequest)).to.equal(true);
+    });
+
+    it('should return false when required params are not passed', () => {
+      let bidRequest = Object.assign({}, bidRequest);
+      delete bidRequest.params;
+      expect(spec.isBidRequestValid(bidRequest)).to.equal(false);
+    });
+  });
+
+  describe('buildRequests', () => {
+    const request = buildRequest(bidRequest);
+
+    it('sends bid request to endpoint via https using post', () => {
+      expect(request.method).to.equal('POST');
+      expect(request.url.indexOf('https://')).to.equal(0);
+      expect(request.url).to.equal(`${spec.orbidderHost}/bid`);
+    });
+
+    it('sends correct bid parameters', () => {
+      // we add one, because we add referer information from bidderRequest object
+      expect(Object.keys(request.data).length).to.equal(Object.keys(bidRequest).length + 1);
+      expect(request.data.pageUrl).to.equal('http://localhost:9876/');
+      // expect(request.data.referrer).to.equal('');
+      Object.keys(bidRequest).forEach((key) => {
+        expect(bidRequest[key]).to.equal(request.data[key]);
+      });
+    });
+
+    it('handles empty gdpr object', () => {
+      let bidRequest = Object.assign({}, bidRequest);
+      bidRequest.gdprConsent = {};
+
+      const request = buildRequest(bidRequest);
+      expect(request.data.gdprConsent.consentRequired).to.be.equal(true);
+    });
+
+    it('handles non-existent gdpr object', () => {
+      let bidRequest = Object.assign({}, bidRequest);
+      bidRequest.gdprConsent = null;
+
+      const request = buildRequest(bidRequest);
+      expect(request.data.gdprConsent).to.be.undefined;
+    });
+
+    it('handles properly filled gdpr object where gdpr applies', () => {
+      const consentString = 'someWeirdString';
+      const bidRequest = Object.assign({}, bidRequest);
+      bidRequest.gdprConsent = {
+        gdprApplies: true,
+        consentString: 'someWeirdString'
+      };
+
+      const request = buildRequest(bidRequest);
+      const gdprConsent = request.data.gdprConsent;
+      expect(gdprConsent.consentRequired).to.be.equal(true);
+      expect(gdprConsent.consentString).to.be.equal(consentString);
+    });
+
+    it('handles properly filled gdpr object where gdpr does not apply', () => {
+      const consentString = 'someWeirdString';
+      const bidRequest = Object.assign({}, bidRequest);
+      bidRequest.gdprConsent = {
+        gdprApplies: false,
+        consentString: 'someWeirdString'
+      };
+
+      const request = buildRequest(bidRequest);
+      const gdprConsent = request.data.gdprConsent;
+      expect(gdprConsent.consentRequired).to.be.equal(false);
+      expect(gdprConsent.consentString).to.be.equal(consentString);
+    });
+  });
+
+  describe('onBidWon', () => {
+    let ajaxStub;
+    const winObj = {
+      test: 1,
+      pageUrl: 'www.someurl.de',
+      referrer: 'www.somereferrer.de'
+    };
+
+    beforeEach(() => {
+      ajaxStub = sinon.stub(ajax, 'ajax');
+    });
+
+    afterEach(() => {
+      ajaxStub.restore();
+    });
+
+    it('calls orbidder\'s win endpoint', () => {
+      spec.onBidWon(winObj);
+      expect(ajaxStub.calledOnce).to.equal(true);
+      expect(ajaxStub.firstCall.args[0].indexOf('https://')).to.equal(0);
+      expect(ajaxStub.firstCall.args[0]).to.equal(`${spec.orbidderHost}/win`);
+      expect(ajaxStub.firstCall.args[2]).to.equal(JSON.stringify(winObj));
+    });
+  });
+
+  describe('interpretResponse', () => {
+    it('should get correct bid response', () => {
+      const serverResponse = [
+        {
+          'width': 300,
+          'height': 250,
+          'creativeId': '29681110',
+          'ad': '<!-- Creative -->',
+          'cpm': 0.5,
+          'requestId': '30b31c1838de1e',
+          'ttl': 60,
+          'netRevenue': true,
+          'currency': 'EUR'
+        }
+      ];
+
+      const expectedResponse = [
+        {
+          'requestId': '30b31c1838de1e',
+          'cpm': 0.5,
+          'creativeId': '29681110',
+          'width': 300,
+          'height': 250,
+          'ttl': 60,
+          'currency': 'EUR',
+          'ad': '<!-- Creative -->',
+          'netRevenue': true
+        }
+      ];
+
+      const result = spec.interpretResponse({body: serverResponse});
+
+      expect(result.length).to.equal(expectedResponse.length);
+      Object.keys(expectedResponse[0]).forEach((key) => {
+        expect(result[0][key]).to.equal(expectedResponse[0][key]);
+      });
+    });
+
+    it('handles broken server response', () => {
+      const serverResponse = [
+        {
+          'ad': '<!-- Creative -->',
+          'cpm': 0.5,
+          'requestId': '30b31c1838de1e',
+          'ttl': 60
+        }
+      ];
+      const result = spec.interpretResponse({body: serverResponse});
+
+      expect(result.length).to.equal(0);
+    });
+
+    it('handles nobid responses', () => {
+      const serverResponse = [];
+      const result = spec.interpretResponse({body: serverResponse});
+
+      expect(result.length).to.equal(0);
+    });
+  });
+});