Video Heroes Bid Adapter: add new bid adapter (#8310)

* added Brave bidder adapter with test and docs 

Commit has standard bidder adapter 2 new files adapter js, adapter md

* added test spec file witch covered code least 80 %

* adding videoHeroes bidder adapter

* added videoHeroes test spec

* Update braveBidAdapter.js

* Update braveBidAdapter.js

* Update videoheroesBidAdapter.md

* upd import of utils lib to load only certain fnc

modules/videoheroesBidAdapter.js

@@ -0,0 +1,267 @@
+import { isEmpty, parseUrl, isStr, triggerPixel } from '../src/utils.js';
+import { registerBidder } from '../src/adapters/bidderFactory.js';
+import { BANNER, NATIVE, VIDEO } from '../src/mediaTypes.js';
+import { config } from '../src/config.js';
+
+const BIDDER_CODE = 'videoheroes';
+const DEFAULT_CUR = 'USD';
+const ENDPOINT_URL = `https://point.contextualadv.com/?t=2&partner=hash`;
+
+const NATIVE_ASSETS_IDS = { 1: 'title', 2: 'icon', 3: 'image', 4: 'body', 5: 'sponsoredBy', 6: 'cta' };
+const NATIVE_ASSETS = {
+  title: { id: 1, name: 'title' },
+  icon: { id: 2, type: 1, name: 'img' },
+  image: { id: 3, type: 3, name: 'img' },
+  body: { id: 4, type: 2, name: 'data' },
+  sponsoredBy: { id: 5, type: 1, name: 'data' },
+  cta: { id: 6, type: 12, name: 'data' }
+};
+
+export const spec = {
+  code: BIDDER_CODE,
+  supportedMediaTypes: [BANNER, VIDEO, NATIVE],
+
+  /**
+   * 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: (bid) => {
+    return !!(bid.params.placementId && bid.params.placementId.toString().length === 32);
+  },
+
+  /**
+   * Make a server request from the list of BidRequests.
+   *
+   * @param {BidRequest[]} validBidRequests A non-empty list of valid bid requests that should be sent to the Server.
+   * @return ServerRequest Info describing the request to the server.
+   */
+  buildRequests: (validBidRequests, bidderRequest) => {
+    if (validBidRequests.length === 0 || !bidderRequest) return [];
+
+    const endpointURL = ENDPOINT_URL.replace('hash', validBidRequests[0].params.placementId);
+
+    let imp = validBidRequests.map(br => {
+      let impObject = {
+        id: br.bidId,
+        secure: 1
+      };
+
+      if (br.mediaTypes.banner) {
+        impObject.banner = createBannerRequest(br);
+      } else if (br.mediaTypes.video) {
+        impObject.video = createVideoRequest(br);
+      } else if (br.mediaTypes.native) {
+        impObject.native = {
+          id: br.transactionId,
+          ver: '1.2',
+          request: createNativeRequest(br)
+        };
+      }
+      return impObject;
+    });
+
+    let w = window;
+    let l = w.document.location.href;
+    let r = w.document.referrer;
+
+    let loopChecker = 0;
+    while (w !== w.parent) {
+      if (++loopChecker == 10) break;
+      try {
+        w = w.parent;
+        l = w.location.href;
+        r = w.document.referrer;
+      } catch (e) {
+        break;
+      }
+    }
+
+    let page = l || bidderRequest.refererInfo.referer;
+
+    let data = {
+      id: bidderRequest.bidderRequestId,
+      cur: [ DEFAULT_CUR ],
+      device: {
+        w: screen.width,
+        h: screen.height,
+        language: (navigator && navigator.language) ? navigator.language.indexOf('-') != -1 ? navigator.language.split('-')[0] : navigator.language : '',
+        ua: navigator.userAgent,
+      },
+      site: {
+        domain: parseUrl(page).hostname,
+        page: page,
+      },
+      tmax: bidderRequest.timeout || config.getConfig('bidderTimeout') || 500,
+      imp
+    };
+
+    if (r) {
+      data.site.ref = r;
+    }
+
+    if (bidderRequest.gdprConsent) {
+      data['regs'] = {'ext': {'gdpr': bidderRequest.gdprConsent.gdprApplies ? 1 : 0}};
+      data['user'] = {'ext': {'consent': bidderRequest.gdprConsent.consentString ? bidderRequest.gdprConsent.consentString : ''}};
+    }
+
+    if (bidderRequest.uspConsent !== undefined) {
+      if (!data['regs'])data['regs'] = {'ext': {}};
+      data['regs']['ext']['us_privacy'] = bidderRequest.uspConsent;
+    }
+
+    if (config.getConfig('coppa') === true) {
+      if (!data['regs'])data['regs'] = {'coppa': 1};
+      else data['regs']['coppa'] = 1;
+    }
+
+    if (validBidRequests[0].schain) {
+      data['source'] = {'ext': {'schain': validBidRequests[0].schain}};
+    }
+
+    return {
+      method: 'POST',
+      url: endpointURL,
+      data: data
+    };
+  },
+
+  /**
+   * 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: (serverResponse) => {
+    if (!serverResponse || isEmpty(serverResponse.body)) return [];
+
+    let bids = [];
+    serverResponse.body.seatbid.forEach(response => {
+      response.bid.forEach(bid => {
+        let mediaType = bid.ext && bid.ext.mediaType ? bid.ext.mediaType : 'banner';
+
+        let bidObj = {
+          requestId: bid.impid,
+          cpm: bid.price,
+          width: bid.w,
+          height: bid.h,
+          ttl: 1200,
+          currency: DEFAULT_CUR,
+          netRevenue: true,
+          creativeId: bid.crid,
+          dealId: bid.dealid || null,
+          mediaType: mediaType
+        };
+
+        switch (mediaType) {
+          case 'video':
+            bidObj.vastUrl = bid.adm;
+            break;
+          case 'native':
+            bidObj.native = parseNative(bid.adm);
+            break;
+          default:
+            bidObj.ad = bid.adm;
+        }
+
+        bids.push(bidObj);
+      });
+    });
+
+    return bids;
+  },
+
+  onBidWon: (bid) => {
+    if (isStr(bid.nurl) && bid.nurl !== '') {
+      triggerPixel(bid.nurl);
+    }
+  }
+};
+
+const parseNative = adm => {
+  let bid = {
+    clickUrl: adm.native.link && adm.native.link.url,
+    impressionTrackers: adm.native.imptrackers || [],
+    clickTrackers: (adm.native.link && adm.native.link.clicktrackers) || [],
+    jstracker: adm.native.jstracker || []
+  };
+  adm.native.assets.forEach(asset => {
+    let kind = NATIVE_ASSETS_IDS[asset.id];
+    let content = kind && asset[NATIVE_ASSETS[kind].name];
+    if (content) {
+      bid[kind] = content.text || content.value || { url: content.url, width: content.w, height: content.h };
+    }
+  });
+
+  return bid;
+}
+
+const createNativeRequest = br => {
+  let impObject = {
+    ver: '1.2',
+    assets: []
+  };
+
+  let keys = Object.keys(br.mediaTypes.native);
+
+  for (let key of keys) {
+    const props = NATIVE_ASSETS[key];
+    if (props) {
+      const asset = {
+        required: br.mediaTypes.native[key].required ? 1 : 0,
+        id: props.id,
+        [props.name]: {}
+      };
+
+      if (props.type) asset[props.name]['type'] = props.type;
+      if (br.mediaTypes.native[key].len) asset[props.name]['len'] = br.mediaTypes.native[key].len;
+      if (br.mediaTypes.native[key].sizes && br.mediaTypes.native[key].sizes[0]) {
+        asset[props.name]['w'] = br.mediaTypes.native[key].sizes[0];
+        asset[props.name]['h'] = br.mediaTypes.native[key].sizes[1];
+      }
+
+      impObject.assets.push(asset);
+    }
+  }
+
+  return impObject;
+}
+
+const createBannerRequest = br => {
+  let size = [];
+
+  if (br.mediaTypes.banner.sizes && Array.isArray(br.mediaTypes.banner.sizes)) {
+    if (Array.isArray(br.mediaTypes.banner.sizes[0])) { size = br.mediaTypes.banner.sizes[0]; } else { size = br.mediaTypes.banner.sizes; }
+  } else size = [300, 250];
+
+  return { id: br.transactionId, w: size[0], h: size[1] };
+};
+
+const createVideoRequest = br => {
+  let videoObj = {id: br.transactionId};
+  let supportParamsList = ['mimes', 'minduration', 'maxduration', 'protocols', 'startdelay', 'skip', 'minbitrate', 'maxbitrate', 'api', 'linearity'];
+
+  for (let param of supportParamsList) {
+    if (br.mediaTypes.video[param] !== undefined) {
+      videoObj[param] = br.mediaTypes.video[param];
+    }
+  }
+
+  if (br.mediaTypes.video.playerSize && Array.isArray(br.mediaTypes.video.playerSize)) {
+    if (Array.isArray(br.mediaTypes.video.playerSize[0])) {
+      videoObj.w = br.mediaTypes.video.playerSize[0][0];
+      videoObj.h = br.mediaTypes.video.playerSize[0][1];
+    } else {
+      videoObj.w = br.mediaTypes.video.playerSize[0];
+      videoObj.h = br.mediaTypes.video.playerSize[1];
+    }
+  } else {
+    videoObj.w = 640;
+    videoObj.h = 480;
+  }
+
+  return videoObj;
+}
+
+registerBidder(spec);