Add PubWise Analytics (#1151)

* PubWise Analytics

* Updates based on Feedback

Author: GLStephen

src/adapters/analytics/pubwiseanalytics.js

@@ -0,0 +1,45 @@
+import {ajax} from 'src/ajax';
+import adapter from 'AnalyticsAdapter';
+const utils = require('../../utils');
+
+/****
+ * PubWise.io Analytics
+ * Contact: [email protected]
+ * Developer: Stephen Johnston
+ */
+
+const analyticsType = 'endpoint';
+let target_site = 'unknown';
+let target_url = 'https://staging.api.pubwise.io';
+let pw_version = '2.1.3';
+
+let pubwiseAnalytics = Object.assign(adapter(
+  {
+    target_url,
+    analyticsType
+  }
+  ),
+  {
+    // Override AnalyticsAdapter functions by supplying custom methods
+    track({eventType, args}) {
+      /*
+       The args object is not always available, in addition neither is the config object
+       it is available on the first call and we can setup our config. Potential additional
+       PR for later, but this solves this for now.
+       */
+      if (args !== undefined && args.config !== undefined && args.config.site !== undefined && args.config.endpoint !== undefined) {
+        target_site = args.config.site;
+        target_url = args.config.endpoint;
+      }
+      utils.logInfo('Sending PubWise Analytics Event ' + eventType, args);
+      ajax(target_url,
+        (result) => utils.logInfo('PubWise Analytics Result', result), JSON.stringify({
+          eventType,
+          args,
+          target_site,
+          pw_version
+        })
+      );
+    }
+  });
+export default pubwiseAnalytics;

test/spec/adapters/analytics/pubwiseanalytics_spec.js

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+import pubwiseAnalytics from 'src/adapters/analytics/pubwiseanalytics';
+let events = require('../../../../src/events');
+let adaptermanager = require('../../../../src/adaptermanager');
+let constants = require('../../../../src/constants.json');
+
+describe('PubWise Prebid Analytics', function () {
+
+  describe('enableAnalytics', function () {
+
+    it('should catch all events', function () {
+      sinon.spy(pubwiseAnalytics, 'track');
+
+      adaptermanager.registerAnalyticsAdapter({
+        code: 'pubwiseanalytics',
+        adapter: pubwiseAnalytics
+      });
+
+      adaptermanager.enableAnalytics({
+        provider: 'pubwiseanalytics',
+        options: {
+          site: ['test-test-test-test']
+        }
+      });
+
+      events.emit(constants.EVENTS.AUCTION_INIT, {});
+      events.emit(constants.EVENTS.BID_REQUESTED, {});
+      events.emit(constants.EVENTS.BID_RESPONSE, {});
+      events.emit(constants.EVENTS.BID_WON, {});
+
+      events.emit(constants.EVENTS.AUCTION_END, {});
+      events.emit(constants.EVENTS.BID_TIMEOUT, {});
+
+      /* testing for 6 calls, including the 2 we're not currently tracking */
+      sinon.assert.callCount(pubwiseAnalytics.track, 6);
+    });
+  });
+});