consumableBidAdapter.js

import { logWarn, deepAccess, isArray, deepSetValue, isFn, isPlainObject } from '../src/utils.js';
import {config} from '../src/config.js';
import { registerBidder } from '../src/adapters/bidderFactory.js';
import { BANNER, VIDEO } from '../src/mediaTypes.js';

/**
 * @typedef {import('../src/adapters/bidderFactory.js').BidRequest} BidRequest
 * @typedef {import('../src/adapters/bidderFactory.js').Bid} Bid
 * @typedef {import('../src/adapters/bidderFactory.js').validBidRequests} validBidRequests
 */

const BIDDER_CODE = 'consumable';

const BASE_URI = 'https://e.serverbid.com/api/v2';

let siteId = 0;
let bidder = 'consumable';

export const spec = {
  code: BIDDER_CODE,
  supportedMediaTypes: [BANNER, VIDEO],

  /**
   * Determines whether or not the given bid request is valid.
   *
   * @param {BidRequest} bid The bid params to validate.
   * @return boolean True if this is a valid bid, and false otherwise.
   */
  isBidRequestValid: function(bid) {
    return !!(bid.params.networkId && bid.params.siteId && bid.params.unitId && bid.params.unitName);
  },

  /**
   * Make a server request from the list of BidRequests.
   *
   * @param {validBidRequests[]} validBidRequests An array of bids
   * @param {Object} bidderRequest The bidder's request info.
   * @return ServerRequest Info describing the request to the server.
   */

  buildRequests: function(validBidRequests, bidderRequest) {
    let ret = {
      method: 'POST',
      url: '',
      data: '',
      bidRequest: []
    };

    if (validBidRequests.length < 1) {
      return ret;
    }

    // These variables are used in creating the user sync URL.
    siteId = validBidRequests[0].params.siteId;
    bidder = validBidRequests[0].bidder;

    const data = Object.assign({
      placements: [],
      time: Date.now(),
      url: bidderRequest.refererInfo.page,
      referrer: bidderRequest.refererInfo.ref,
      source: [{
        'name': 'prebidjs',
        'version': '$prebid.version$'
      }],
      lang: bidderRequest.ortb2.device.language,
    }, validBidRequests[0].params);

    if (bidderRequest && bidderRequest.gdprConsent) {
      data.gdpr = {
        consent: bidderRequest.gdprConsent.consentString,
        applies: (typeof bidderRequest.gdprConsent.gdprApplies === 'boolean') ? bidderRequest.gdprConsent.gdprApplies : true
      };
    }

    if (bidderRequest && bidderRequest.gppConsent && bidderRequest.gppConsent.gppString) {
      data.gpp = bidderRequest.gppConsent.gppString;
      data.gpp_sid = bidderRequest.gppConsent.applicableSections;
    }

    if (bidderRequest && bidderRequest.uspConsent) {
      data.ccpa = bidderRequest.uspConsent;
    }

    if (bidderRequest && bidderRequest.schain) {
      data.schain = bidderRequest.schain;
    }

    if (config.getConfig('coppa')) {
      data.coppa = true;
    }

    validBidRequests.map(bid => {
      const sizes = (bid.mediaTypes && bid.mediaTypes.banner && bid.mediaTypes.banner.sizes) || bid.sizes || [];
      const placement = Object.assign({
        divName: bid.bidId,
        adTypes: bid.adTypes || getSize(sizes)
      }, bid.params);

      placement.bidfloor = getBidFloor(bid, sizes);

      if (bid.mediaTypes.video && bid.mediaTypes.video.playerSize) {
        placement.video = bid.mediaTypes.video;
      }

      if (placement.networkId && placement.siteId && placement.unitId && placement.unitName) {
        data.placements.push(placement);
      }
    });

    handleEids(data, validBidRequests);

    ret.data = JSON.stringify(data);
    ret.bidRequest = validBidRequests;
    ret.bidderRequest = bidderRequest;
    ret.url = BASE_URI;

    return ret;
  },

  /**
   * 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, bidRequest) {
    let bid;
    let bids;
    let bidId;
    let bidObj;
    let bidResponses = [];

    bids = bidRequest.bidRequest;

    serverResponse = (serverResponse || {}).body;
    for (let i = 0; i < bids.length; i++) {
      bid = {};
      bidObj = bids[i];
      bidId = bidObj.bidId;

      if (serverResponse) {
        const decision = serverResponse.decisions && serverResponse.decisions[bidId];
        const price = decision && decision.pricing && decision.pricing.clearPrice;

        if (decision && price) {
          bid.requestId = bidId;
          bid.cpm = price;
          bid.width = decision.width;
          bid.height = decision.height;
          bid.unitId = bidObj.params.unitId;
          bid.unitName = bidObj.params.unitName;
          bid.ad = retrieveAd(decision, bid.unitId, bid.unitName);
          bid.currency = 'USD';
          bid.creativeId = decision.adId;
          bid.ttl = 30;
          bid.netRevenue = true;
          bid.referrer = bidRequest.bidderRequest.refererInfo.page;

          bid.meta = {
            advertiserDomains: decision.adomain || []
          };

          if (decision.cats) {
            if (decision.cats.length > 0) {
              bid.meta.primaryCatId = decision.cats[0];
              if (decision.cats.length > 1) {
                bid.meta.secondaryCatIds = decision.cats.slice(1);
              }
            }
          }

          if (decision.networkId) {
            bid.meta.networkId = decision.networkId;
          }

          if (decision.mediaType) {
            bid.meta.mediaType = decision.mediaType;

            if (decision.mediaType === 'video') {
              bid.mediaType = 'video';
              bid.vastUrl = decision.vastUrl || undefined;
              bid.vastXml = decision.vastXml || undefined;
              bid.videoCacheKey = decision.uuid || undefined;
            }
          }

          bidResponses.push(bid);
        }
      }
    }

    return bidResponses;
  },

  getUserSyncs: function(syncOptions, serverResponses, gdprConsent, uspConsent, gppConsent) {
    let syncUrl = 'https://sync.serverbid.com/ss/' + siteId + '.html';

    if (syncOptions.iframeEnabled) {
      if (gdprConsent && gdprConsent.consentString) {
        if (typeof gdprConsent.gdprApplies === 'boolean') {
          syncUrl = appendUrlParam(syncUrl, `gdpr=${Number(gdprConsent.gdprApplies)}&gdpr_consent=${encodeURIComponent(gdprConsent.consentString) || ''}`);
        } else {
          syncUrl = appendUrlParam(syncUrl, `gdpr=0&gdpr_consent=${encodeURIComponent(gdprConsent.consentString) || ''}`);
        }
      }
      if (gppConsent && gppConsent.gppString) {
        syncUrl = appendUrlParam(syncUrl, `gpp=${encodeURIComponent(gppConsent.gppString)}`);
        if (gppConsent.applicableSections && gppConsent.applicableSections.length > 0) {
          syncUrl = appendUrlParam(syncUrl, `gpp_sid=${encodeURIComponent(gppConsent.applicableSections.join(','))}`);
        }
      }

      if (uspConsent) {
        syncUrl = appendUrlParam(syncUrl, `us_privacy=${encodeURIComponent(uspConsent)}`);
      }

      if (!serverResponses || serverResponses.length === 0 || !serverResponses[0].body.bdr || serverResponses[0].body.bdr !== 'cx') {
        return [{
          type: 'iframe',
          url: syncUrl
        }];
      }
    }

    if (syncOptions.pixelEnabled && serverResponses && serverResponses.length > 0) {
      return serverResponses[0].body.pixels;
    } else {
      logWarn(bidder + ': Please enable iframe based user syncing.');
    }
  }
};

const sizeMap = [
  null,
  '120x90',
  '120x90',
  '468x60',
  '728x90',
  '300x250',
  '160x600',
  '120x600',
  '300x100',
  '180x150',
  '336x280',
  '240x400',
  '234x60',
  '88x31',
  '120x60',
  '120x240',
  '125x125',
  '220x250',
  '250x250',
  '250x90',
  '0x0',
  '200x90',
  '300x50',
  '320x50',
  '320x480',
  '185x185',
  '620x45',
  '300x125',
  '800x250'
];

sizeMap[77] = '970x90';
sizeMap[123] = '970x250';
sizeMap[43] = '300x600';
sizeMap[286] = '970x66';
sizeMap[3230] = '970x280';
sizeMap[429] = '486x60';
sizeMap[374] = '700x500';
sizeMap[934] = '300x1050';
sizeMap[1578] = '320x100';
sizeMap[331] = '320x250';
sizeMap[3301] = '320x267';
sizeMap[2730] = '728x250';

function getSize(sizes) {
  const result = [];
  sizes.forEach(function(size) {
    const index = sizeMap.indexOf(size[0] + 'x' + size[1]);
    if (index >= 0) {
      result.push(index);
    }
  });
  return result;
}

function retrieveAd(decision, unitId, unitName) {
  let ad;
  if (decision.contents && decision.contents[0]) {
    ad = decision.contents[0].body;
  }
  if (decision.vastXml) {
    ad = decision.vastXml;
  }
  return ad;
}

function handleEids(data, validBidRequests) {
  let bidUserIdAsEids = deepAccess(validBidRequests, '0.userIdAsEids');
  if (isArray(bidUserIdAsEids) && bidUserIdAsEids.length > 0) {
    bidUserIdAsEids = bidUserIdAsEids.filter(e => typeof e === 'object');
    deepSetValue(data, 'user.eids', bidUserIdAsEids);
  } else {
    deepSetValue(data, 'user.eids', undefined);
  }
}

function getBidFloor(bid, sizes) {
  if (!isFn(bid.getFloor)) {
    return bid.params.bidFloor ? bid.params.bidFloor : null;
  }

  let floor;

  let floorInfo = bid.getFloor({
    currency: 'USD',
    mediaType: bid.mediaTypes.video ? 'video' : 'banner',
    size: sizes.length === 1 ? sizes[0] : '*'
  });

  if (isPlainObject(floorInfo) && floorInfo.currency === 'USD' && !isNaN(parseFloat(floorInfo.floor))) {
    floor = parseFloat(floorInfo.floor);
  }

  return floor;
}

function appendUrlParam(url, queryString) {
  return `${url}${url.indexOf('?') > -1 ? '&' : '?'}${queryString}`;
}

registerBidder(spec);