Big-Richmedia Bid Adapter: initial release (prebid#8033)

* feature: add Hubvisor richmedia adapter

* feature(hubvisor-bid-adapter): fix lint error

* feature: Replay support for Hubvisor richmedia adapter

* feature: do not need size 1800x1000 for skin

* feature: rename hbvRichmediaAdapter to bigRichmediaAdapter (#7)

* feature: add tests and documentation (#8)

* Richmedia adapter : rename files (#9)

Co-authored-by: Julie <julie@hubvisor.io>
Co-authored-by: JulieLorin <juli.lorin+github@gmail.com>

modules/big-richmediaBidAdapter.js

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+import {BANNER, VIDEO} from '../src/mediaTypes.js';
+import {config} from '../src/config.js';
+import {registerBidder} from '../src/adapters/bidderFactory.js';
+import {spec as baseAdapter} from './appnexusBidAdapter.js'; // eslint-disable-line prebid/validate-imports
+
+const BIDDER_CODE = 'big-richmedia';
+
+const metadataByRequestId = {};
+
+export const spec = {
+  version: '1.4.0',
+  code: BIDDER_CODE,
+  gvlid: baseAdapter.GVLID, // use base adapter gvlid
+  supportedMediaTypes: [ BANNER, VIDEO ],
+
+  /**
+   * Determines whether or not the given bid request is valid.
+   *
+   * @param {object} bid The bid to validate.
+   * @return boolean True if this is a valid bid, and false otherwise.
+   */
+  isBidRequestValid: function (bid) {
+    if (!baseAdapter.isBidRequestValid) { return true; }
+    return baseAdapter.isBidRequestValid(bid);
+  },
+
+  /**
+   * Make a server request from the list of BidRequests.
+   *
+   * @param {BidRequest[]} bidRequests A non-empty list of bid requests which should be sent to the Server.
+   * @return ServerRequest Info describing the request to the server.
+   */
+  buildRequests: function (bidRequests, bidderRequest) {
+    if (!baseAdapter.buildRequests) { return []; }
+
+    const publisherId = config.getConfig('bigRichmedia.publisherId');
+    if (typeof publisherId !== 'string') { return []; }
+
+    bidRequests.forEach(bidRequest => {
+      if (bidRequest.params.format === 'skin' && bidRequest.mediaTypes.banner) {
+        bidRequest.mediaTypes.banner.sizes.push([1800, 1000]);
+      }
+      metadataByRequestId[bidRequest.bidId] = { placementId: bidRequest.adUnitCode, bidder: bidRequest.bidder };
+    });
+    return baseAdapter.buildRequests(bidRequests, bidderRequest);
+  },
+
+  /**
+   * Unpack the response from the server into a list of bids.
+   *
+   * @param {*} serverResponse A successful response from the server.
+   * @return {Bid[]} An array of bids which were nested inside the server.
+   */
+  interpretResponse: function (serverResponse, params) {
+    const publisherId = config.getConfig('bigRichmedia.publisherId');
+    if (typeof publisherId !== 'string') { return []; }
+
+    const bids = baseAdapter.interpretResponse(serverResponse, params);
+    bids.forEach(bid => {
+      const { placementId, bidder } = metadataByRequestId[bid.requestId] || {};
+      const { width = 1, height = 1, ad, creativeId = '', cpm, vastXml, vastUrl } = bid;
+      const bidRequest = params.bidderRequest.bids.find(({ bidId }) => bidId === bid.requestId);
+      const format = (bidRequest && bidRequest.params && bidRequest.params.format) || 'video-sticky-footer';
+      const isReplayable = bidRequest && bidRequest.params && bidRequest.params.isReplayable;
+      const customSelector = bidRequest && bidRequest.params && bidRequest.params.customSelector;
+      const renderParams = {
+        adm: ad,
+        vastXml,
+        vastUrl,
+        width,
+        height,
+        placementId,
+        bidId: bid.requestId,
+        creativeId: `${creativeId}`,
+        bidder,
+        cpm,
+        format,
+        customSelector,
+        isReplayable
+      };
+      const encoded = window.btoa(JSON.stringify(renderParams));
+      bid.ad = `<script src="//cdn.hubvisor.io/wrapper/${publisherId}/richmedia-renderer.js" async="true"></script>
+      <script>var hbvrm = hbvrm || {}; hbvrm.cmd = hbvrm.cmd || []; hbvrm.cmd.push(function() { hbvrm.render('${encoded}'); });</script>`;
+
+      if (bid.mediaType !== 'banner') { // in case this is a video
+        bid.mediaType = 'banner';
+        delete bid.renderer;
+        delete bid.vastUrl;
+        delete bid.vastXml;
+        bid.width = 1;
+        bid.height = 1;
+      }
+    });
+    return bids;
+  },
+
+  getUserSyncs: function (syncOptions, responses, gdprConsent) {
+    if (!baseAdapter.getUserSyncs) { return []; }
+    return baseAdapter.getUserSyncs(syncOptions, responses, gdprConsent);
+  },
+
+  transformBidParams: function (params, isOpenRtb) {
+    if (!baseAdapter.transformBidParams) { return params; }
+    return baseAdapter.transformBidParams(params, isOpenRtb);
+  },
+
+  /**
+   * Add element selector to javascript tracker to improve native viewability
+   * @param {Bid} bid
+   */
+  onBidWon: function (bid) {
+    if (!baseAdapter.onBidWon) { return; }
+    baseAdapter.onBidWon(bid);
+  }
+}
+
+registerBidder(spec);

modules/big-richmediaBidAdapter.md

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+# Overview
+
+```
+Module Name: BI.Garage Rich Media
+Module Type: Bidder Adapter
+Maintainer: mediaconsortium-develop@bi.garage.co.jp
+```
+
+# Description
+
+Module which renders richmedia demand from a Xandr seat
+
+### Global configuration
+
+```javascript
+pbjs.setConfig({
+  debug: false,
+  // …,
+  bigRichmedia: {
+    publisherId: 'A7FN99NZ98F5ZD4G', // Required
+  },
+});
+```
+
+# AdUnit Configuration
+```javascript
+var adUnits = [
+   // Skin adUnit
+   {
+      code: 'banner-div',
+      mediaTypes: {
+        banner: {
+          sizes: [[300, 250], [300,600]]
+        }
+      },
+      bids: [{
+         bidder: 'big-richmedia',
+         params: {
+           placementId: 12345,
+           format: 'skin' // This will automatically add 1800x1000 size to banner mediaType
+         }
+       }]
+   },
+   // Video outstream adUnit
+   {
+     code: 'video-outstream',
+     sizes: [[300, 250]],
+     mediaTypes: {
+       video: {
+         playerSize: [[300, 250]],
+         context: 'outstream',
+         // Certain ORTB 2.5 video values can be read from the mediatypes object; below are examples of supported params.
+         // To note - appnexus supports additional values for our system that are not part of the ORTB spec.  If you want
+         // to use these values, they will have to be declared in the bids[].params.video object instead using the appnexus syntax.
+         // Between the corresponding values of the mediaTypes.video and params.video objects, the properties in params.video will 
+         // take precedence if declared; eg in the example below, the `skippable: true` setting will be used instead of the `skip: 0`.
+         minduration: 1,
+         maxduration: 60,
+         skip: 0,   // 1 - true, 0 - false
+         skipafter: 5,
+         playbackmethod: [2], // note - we only support options 1-4 at this time
+         api: [1,2,3]   // note - option 6 is not supported at this time
+       }
+     },
+     bids: [
+       {
+         bidder: 'big-richmedia',
+         params: {
+           placementId: 12345,
+           video: {
+             skippable: true,
+             playback_method: 'auto_play_sound_off'
+           },
+           format: 'video-sticky-footer', // or 'video-sticky-top'
+           isReplayable: true // Default to false - choose if the video should be replayable or not. 
+           customSelector: '#nav-bar' // custom selector for navbar
+         }
+       }
+     ]
+   }
+];
+```