Add support for Gamoshi's Gambid Bid Adapter

modules/gambidBidAdapter.js

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+import * as utils from 'src/utils';
+import { registerBidder } from 'src/adapters/bidderFactory';
+import { config } from 'src/config';
+
+function getTopFrame() {
+  try {
+    return window.top === window ? 1 : 0;
+  } catch (e) {
+    return 0;
+  }
+}
+
+function getTopWindowUrl() {
+  try {
+    return window.top.location.href;
+  } catch (e) {
+    utils.logMessage('Failed obtaining top window\'s URL: ', e);
+    try {
+      return window.location.href;
+    } catch (e) {
+      utils.logMessage('Failed obtaining current window\'s URL: ', e);
+      return '';
+    }
+  }
+}
+
+function getTopWindowDomain() {
+  const url = getTopWindowUrl();
+  const domainStart = url.indexOf('://') + '://'.length;
+  return url.substring(domainStart, url.indexOf('/', domainStart) < 0 ? url.length : url.indexOf('/', domainStart));
+}
+
+function getTopWindowReferer() {
+  try {
+    return window.top.document.referrer;
+  } catch (e) {
+    utils.logMessage('Failed obtaining top window\'s referrer: ', e);
+    try {
+      return window.document.referrer;
+    } catch (e) {
+      utils.logMessage('Failed obtaining current window\'s referrer: ', e);
+      return '';
+    }
+  }
+}
+
+export const spec = {
+  code: 'gambid',
+  aliases: [],
+  supportedMediaTypes: [ 'banner', 'video' ],
+
+  isBidRequestValid: function(bid) {
+    return !!bid.params.supplyPartnerId && typeof bid.params.supplyPartnerId === 'string' &&
+           (typeof bid.params[ 'rtbEndpoint' ] === 'undefined' || typeof bid.params[ 'rtbEndpoint' ] === 'string') &&
+           (typeof bid.params.bidfloor === 'undefined' || typeof bid.params.bidfloor === 'number') &&
+           (typeof bid.params[ 'adpos' ] === 'undefined' || typeof bid.params[ 'adpos' ] === 'number') &&
+           (typeof bid.params[ 'protocols' ] === 'undefined' || Array.isArray(bid.params[ 'protocols' ])) &&
+           (typeof bid.params.instl === 'undefined' || bid.params.instl === 0 || bid.params.instl === 1);
+  },
+
+  buildRequests: function(validBidRequests, bidderRequest) {
+    return validBidRequests.map(bidRequest => {
+      const { adUnitCode, auctionId, mediaTypes, params, sizes, transactionId } = bidRequest;
+      const baseEndpoint = params[ 'rtbEndpoint' ] || 'https://rtb.gambid.io';
+      const rtbEndpoint = `${baseEndpoint}/r/${params.supplyPartnerId}/bidr?rformat=open_rtb&bidder=prebid` + (params.query ? '&' + params.query : '');
+      const rtbBidRequest = {
+        'id': auctionId,
+        'site': {
+          'domain': getTopWindowDomain(),
+          'page': config.getConfig('pageUrl') || utils.getTopWindowUrl(),
+          'ref': getTopWindowReferer()
+        },
+        'device': {
+          'ua': navigator.userAgent
+        },
+        'imp': [],
+        'ext': {}
+      };
+      if (bidderRequest && bidderRequest.gdprConsent) {
+        rtbBidRequest.ext.gdpr_consent = {
+          consent_string: bidderRequest.gdprConsent.consentString,
+          consent_required: bidderRequest.gdprConsent.gdprApplies
+        };
+      }
+
+      const imp = {
+        'id': transactionId,
+        'instl': params.instl === 1 ? 1 : 0,
+        'tagid': adUnitCode,
+        'bidfloor': params.bidfloor || 0,
+        'bidfloorcur': 'USD',
+        'secure': getTopWindowUrl().toLowerCase().startsWith('http://') ? 0 : 1
+      };
+
+      if (!mediaTypes || mediaTypes.banner) {
+        imp.banner = {
+          w: sizes.length ? sizes[ 0 ][ 0 ] : 300,
+          h: sizes.length ? sizes[ 0 ][ 1 ] : 250,
+          pos: params.pos || 0,
+          topframe: getTopFrame()
+        };
+      } else if (mediaTypes.video) {
+        imp.video = {
+          w: sizes.length ? sizes[ 0 ][ 0 ] : 300,
+          h: sizes.length ? sizes[ 0 ][ 1 ] : 250,
+          protocols: params.protocols || [1, 2, 3, 4, 5, 6],
+          pos: params.pos || 0,
+          topframe: getTopFrame()
+        };
+      } else {
+        return;
+      }
+      rtbBidRequest.imp.push(imp);
+      return { method: 'POST', url: rtbEndpoint, data: rtbBidRequest, bidRequest };
+    });
+  },
+
+  interpretResponse: function(serverResponse, bidRequest) {
+    const response = serverResponse && serverResponse.body;
+    if (!response) {
+      utils.logError('empty response');
+      return [];
+    }
+
+    const bids = response.seatbid.reduce((acc, seatBid) => acc.concat(seatBid.bid), []);
+    const outBids = [];
+    bids.forEach(bid => {
+      const outBid = {
+        requestId: bidRequest.bidRequest.bidId,
+        cpm: bid.price,
+        width: bid.w,
+        height: bid.h,
+        ttl: 60 * 10,
+        creativeId: bid.crid,
+        netRevenue: true,
+        currency: bid.cur || response.cur
+      };
+      if (!bidRequest.bidRequest.mediaTypes || bidRequest.bidRequest.mediaTypes.banner) {
+        outBids.push(Object.assign({}, outBid, { ad: bid.adm }));
+      } else if (bidRequest.bidRequest.mediaTypes && bidRequest.bidRequest.mediaTypes.video) {
+        outBids.push(Object.assign({}, outBid, { vastXml: bid.adm }));
+      }
+    });
+    return outBids;
+  },
+
+  getUserSyncs: function(syncOptions, serverResponses, gdprConsent) {
+    const syncs = [];
+    const gdprApplies = gdprConsent && (typeof gdprConsent.gdprApplies === 'boolean') ? gdprConsent.gdprApplies : false;
+    const suffix = gdprApplies ? 'gc=' + encodeURIComponent(gdprConsent.consentString) : 'gc=missing';
+    serverResponses.forEach(resp => {
+      if (resp.body) {
+        const bidResponse = resp.body;
+        if (bidResponse.ext && Array.isArray(bidResponse.ext[ 'utrk' ])) {
+          bidResponse.ext[ 'utrk' ].forEach(pixel => {
+            const url = pixel.url + (pixel.url.indexOf('?') > 0 ? '&' + suffix : '?' + suffix);
+            return syncs.push({ type: pixel.type, url });
+          });
+        }
+        if (Array.isArray(bidResponse.seatbid)) {
+          bidResponse.seatbid.forEach(seatBid => {
+            if (Array.isArray(seatBid.bid)) {
+              seatBid.bid.forEach(bid => {
+                if (bid.ext && Array.isArray(bid.ext[ 'utrk' ])) {
+                  bid.ext[ 'utrk' ].forEach(pixel => {
+                    const url = pixel.url + (pixel.url.indexOf('?') > 0 ? '&' + suffix : '?' + suffix);
+                    return syncs.push({ type: pixel.type, url });
+                  });
+                }
+              });
+            }
+          });
+        }
+      }
+    });
+    return syncs;
+  },
+
+  onTimeout: function(data) {
+    utils.logWarn('Gambid request timed out.', data);
+  }
+};
+registerBidder(spec);

modules/gambidBidAdapter.md

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+# Overview
+
+```
+Module Name:  Gamoshi's Gambid Bid Adapter
+Module Type:  Bidder Adapter
+Maintainer:   arik@gamoshi.com
+```
+
+# Description
+
+Connects to Gamoshi's Gambid platform & exchange for bids.
+
+Gambid bid adapter supports Banner & Outstream Video. The *only* required parameter (in the `params` section) is the `supplyPartnerId` parameter.
+
+# Test Parameters
+```
+var adUnits = [
+
+   // Banner adUnit
+   {
+     code: 'banner-div',
+     sizes: [[300, 250], [300,600]],
+     bids: [{
+       bidder: 'gambid',
+       params: {
+
+         // ID of the supply partner you created in the Gambid dashboard
+         supplyPartnerId: '12345',
+
+         // OPTIONAL: if you have a whitelabel account on Gamoshi, specify it here
+         rtbEndpoint: 'https://my.custom-whitelabel-domain.io',
+
+         // OPTIONAL: custom bid floor
+         bidfloor: 0.03,
+
+         // OPTIONAL: if you know the ad position on the page, specify it here
+         //           (this corresponds to "Ad Position" in OpenRTB 2.3, section 5.4)
+         adpos: 1,
+
+         // OPTIONAL: whether this is an interstitial placement (0 or 1)
+         //           (see "instl" property in "Imp" object in the OpenRTB 2.3, section 3.2.2)
+         instl: 0
+       }
+     }]
+   },
+
+   // Video outstream adUnit
+   {
+     code: 'video-outstream',
+     sizes: [[640, 480]],
+     mediaTypes: {
+       video: {
+         context: 'outstream',
+         playerSize: [640, 480]
+       }
+     },
+     bids: [ {
+       bidder: 'gambid',
+       params: {
+
+         // ID of the supply partner you created in the Gambid dashboard
+         supplyPartnerId: '12345',
+
+         // OPTIONAL: if you have a whitelabel account on Gamoshi, specify it here
+         rtbEndpoint: 'https://my.custom-whitelabel-domain.io',
+
+         // OPTIONAL: custom bid floor
+         bidfloor: 0.03,
+
+         // OPTIONAL: if you know the ad position on the page, specify it here
+         //           (this corresponds to "Ad Position" in OpenRTB 2.3, section 5.4)
+         adpos: 1,
+
+         // OPTIONAL: whether this is an interstitial placement (0 or 1)
+         //           (see "instl" property in "Imp" object in the OpenRTB 2.3, section 3.2.2)
+         instl: 0
+       }
+     }]
+   }
+];
+```