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outbrainBidAdapter.js
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outbrainBidAdapter.js
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// jshint esversion: 6, es3: false, node: true
'use strict';
import {registerBidder} from '../src/adapters/bidderFactory.js';
import {BANNER, NATIVE, VIDEO} from '../src/mediaTypes.js';
import { getStorageManager } from '../src/storageManager.js';
import {OUTSTREAM} from '../src/video.js';
import {_map, deepAccess, deepSetValue, isArray, logWarn, replaceAuctionPrice} from '../src/utils.js';
import {ajax} from '../src/ajax.js';
import {config} from '../src/config.js';
import {convertOrtbRequestToProprietaryNative} from '../src/native.js';
import {Renderer} from '../src/Renderer.js';
const BIDDER_CODE = 'outbrain';
const GVLID = 164;
const CURRENCY = 'USD';
const NATIVE_ASSET_IDS = { 0: 'title', 2: 'icon', 3: 'image', 5: 'sponsoredBy', 4: 'body', 1: 'cta' };
const NATIVE_PARAMS = {
title: { id: 0, name: 'title' },
icon: { id: 2, type: 1, name: 'img' },
image: { id: 3, type: 3, name: 'img' },
sponsoredBy: { id: 5, name: 'data', type: 1 },
body: { id: 4, name: 'data', type: 2 },
cta: { id: 1, type: 12, name: 'data' }
};
const OUTSTREAM_RENDERER_URL = 'https://acdn.adnxs.com/video/outstream/ANOutstreamVideo.js';
const OB_USER_TOKEN_KEY = 'OB-USER-TOKEN';
export const storage = getStorageManager({bidderCode: BIDDER_CODE});
export const spec = {
code: BIDDER_CODE,
gvlid: GVLID,
supportedMediaTypes: [ NATIVE, BANNER, VIDEO ],
isBidRequestValid: (bid) => {
if (typeof bid.params !== 'object') {
return false;
}
if (typeof deepAccess(bid, 'params.publisher.id') !== 'string') {
return false;
}
if (!!bid.params.tagid && typeof bid.params.tagid !== 'string') {
return false;
}
if (!!bid.params.bcat && (typeof bid.params.bcat !== 'object' || !bid.params.bcat.every(item => typeof item === 'string'))) {
return false;
}
if (!!bid.params.badv && (typeof bid.params.badv !== 'object' || !bid.params.badv.every(item => typeof item === 'string'))) {
return false;
}
return (
!!config.getConfig('outbrain.bidderUrl') &&
(!!(bid.nativeParams || bid.sizes) || isValidVideoRequest(bid))
);
},
buildRequests: (validBidRequests, bidderRequest) => {
// convert Native ORTB definition to old-style prebid native definition
validBidRequests = convertOrtbRequestToProprietaryNative(validBidRequests);
const ortb2 = bidderRequest.ortb2 || {};
const page = bidderRequest.refererInfo.page;
const ua = navigator.userAgent;
const test = setOnAny(validBidRequests, 'params.test');
const publisher = setOnAny(validBidRequests, 'params.publisher');
const bcat = ortb2.bcat || setOnAny(validBidRequests, 'params.bcat');
const badv = ortb2.badv || setOnAny(validBidRequests, 'params.badv');
const eids = setOnAny(validBidRequests, 'userIdAsEids');
const wlang = ortb2.wlang;
const cur = CURRENCY;
const endpointUrl = config.getConfig('outbrain.bidderUrl');
const timeout = bidderRequest.timeout;
const imps = validBidRequests.map((bid, id) => {
bid.netRevenue = 'net';
const imp = {
id: id + 1 + ''
}
if (bid.params.tagid) {
imp.tagid = bid.params.tagid
}
if (bid.nativeParams) {
imp.native = {
request: JSON.stringify({
assets: getNativeAssets(bid)
})
}
} else if (isVideoRequest(bid)) {
imp.video = getVideoAsset(bid);
} else {
imp.banner = {
format: transformSizes(bid.sizes)
}
}
if (typeof bid.getFloor === 'function') {
const floor = _getFloor(bid, bid.nativeParams ? NATIVE : BANNER);
if (floor) {
imp.bidfloor = floor;
}
}
return imp;
});
const request = {
id: bidderRequest.bidderRequestId,
site: { page, publisher },
device: { ua },
source: { fd: 1 },
cur: [cur],
tmax: timeout,
imp: imps,
bcat: bcat,
badv: badv,
wlang: wlang,
ext: {
prebid: {
channel: {
name: 'pbjs',
version: '$prebid.version$'
}
}
}
};
if (test) {
request.is_debug = !!test;
request.test = 1;
}
const obUserToken = storage.getDataFromLocalStorage(OB_USER_TOKEN_KEY)
if (obUserToken) {
deepSetValue(request, 'user.ext.obusertoken', obUserToken)
}
if (deepAccess(bidderRequest, 'gdprConsent.gdprApplies')) {
deepSetValue(request, 'user.ext.consent', bidderRequest.gdprConsent.consentString)
deepSetValue(request, 'regs.ext.gdpr', bidderRequest.gdprConsent.gdprApplies & 1)
}
if (bidderRequest.uspConsent) {
deepSetValue(request, 'regs.ext.us_privacy', bidderRequest.uspConsent)
}
if (config.getConfig('coppa') === true) {
deepSetValue(request, 'regs.coppa', config.getConfig('coppa') & 1)
}
if (bidderRequest.gppConsent) {
deepSetValue(request, 'regs.ext.gpp', bidderRequest.gppConsent.gppString)
deepSetValue(request, 'regs.ext.gpp_sid', bidderRequest.gppConsent.applicableSections)
} else if (deepAccess(bidderRequest, 'ortb2.regs.gpp')) {
deepSetValue(request, 'regs.ext.gpp', bidderRequest.ortb2.regs.gpp)
deepSetValue(request, 'regs.ext.gpp_sid', bidderRequest.ortb2.regs.gpp_sid)
}
if (eids) {
deepSetValue(request, 'user.ext.eids', eids);
}
return {
method: 'POST',
url: endpointUrl,
data: JSON.stringify(request),
bids: validBidRequests
};
},
interpretResponse: (serverResponse, { bids }) => {
if (!serverResponse.body) {
return [];
}
const { seatbid, cur } = serverResponse.body;
const bidResponses = flatten(seatbid.map(seat => seat.bid)).reduce((result, bid) => {
result[bid.impid - 1] = bid;
return result;
}, []);
return bids.map((bid, id) => {
const bidResponse = bidResponses[id];
if (bidResponse) {
let type = BANNER;
if (bid.nativeParams) {
type = NATIVE;
} else if (isVideoRequest(bid)) {
type = VIDEO;
}
const bidObject = {
requestId: bid.bidId,
cpm: bidResponse.price,
creativeId: bidResponse.crid,
ttl: 360,
netRevenue: bid.netRevenue === 'net',
currency: cur,
mediaType: type,
nurl: bidResponse.nurl,
};
if (type === NATIVE) {
bidObject.native = parseNative(bidResponse);
} else if (type === BANNER) {
bidObject.ad = bidResponse.adm;
bidObject.width = bidResponse.w;
bidObject.height = bidResponse.h;
} else if (type === VIDEO) {
bidObject.vastXml = bidResponse.adm;
const videoContext = deepAccess(bid, 'mediaTypes.video.context');
if (videoContext === OUTSTREAM) {
bidObject.renderer = createRenderer(bid);
}
}
bidObject.meta = {};
if (bidResponse.adomain && bidResponse.adomain.length > 0) {
bidObject.meta.advertiserDomains = bidResponse.adomain;
}
return bidObject;
}
}).filter(Boolean);
},
getUserSyncs: (syncOptions, responses, gdprConsent, uspConsent, gppConsent) => {
const syncs = [];
let syncUrl = config.getConfig('outbrain.usersyncUrl');
let query = [];
if (syncOptions.pixelEnabled && syncUrl) {
if (gdprConsent) {
query.push('gdpr=' + (gdprConsent.gdprApplies & 1));
query.push('gdpr_consent=' + encodeURIComponent(gdprConsent.consentString || ''));
}
if (uspConsent) {
query.push('us_privacy=' + encodeURIComponent(uspConsent));
}
if (gppConsent) {
query.push('gpp=' + encodeURIComponent(gppConsent.gppString));
query.push('gpp_sid=' + encodeURIComponent(gppConsent.applicableSections.join(',')));
}
syncs.push({
type: 'image',
url: syncUrl + (query.length ? '?' + query.join('&') : '')
});
}
return syncs;
},
onBidWon: (bid) => {
// for native requests we put the nurl as an imp tracker, otherwise if the auction takes place on prebid server
// the server JS adapter puts the nurl in the adm as a tracking pixel and removes the attribute
if (bid.nurl) {
ajax(replaceAuctionPrice(bid.nurl, bid.originalCpm))
}
}
};
registerBidder(spec);
function parseNative(bid) {
const { assets, link, privacy, eventtrackers } = JSON.parse(bid.adm);
const result = {
clickUrl: link.url,
clickTrackers: link.clicktrackers || undefined
};
assets.forEach(asset => {
const kind = NATIVE_ASSET_IDS[asset.id];
const content = kind && asset[NATIVE_PARAMS[kind].name];
if (content) {
result[kind] = content.text || content.value || { url: content.url, width: content.w, height: content.h };
}
});
if (privacy) {
result.privacyLink = privacy;
}
if (eventtrackers) {
result.impressionTrackers = [];
eventtrackers.forEach(tracker => {
if (tracker.event !== 1) return;
switch (tracker.method) {
case 1: // img
result.impressionTrackers.push(tracker.url);
break;
case 2: // js
result.javascriptTrackers = `<script src=\"${tracker.url}\"></script>`;
break;
}
});
}
return result;
}
function setOnAny(collection, key) {
for (let i = 0, result; i < collection.length; i++) {
result = deepAccess(collection[i], key);
if (result) {
return result;
}
}
}
function flatten(arr) {
return [].concat(...arr);
}
function getNativeAssets(bid) {
return _map(bid.nativeParams, (bidParams, key) => {
const props = NATIVE_PARAMS[key];
const asset = {
required: bidParams.required & 1,
};
if (props) {
asset.id = props.id;
let wmin, hmin, w, h;
let aRatios = bidParams.aspect_ratios;
if (aRatios && aRatios[0]) {
aRatios = aRatios[0];
wmin = aRatios.min_width || 0;
hmin = aRatios.ratio_height * wmin / aRatios.ratio_width | 0;
}
if (bidParams.sizes) {
const sizes = flatten(bidParams.sizes);
w = parseInt(sizes[0], 10);
h = parseInt(sizes[1], 10);
}
asset[props.name] = {
len: bidParams.len,
type: props.type,
wmin,
hmin,
w,
h
};
return asset;
}
}).filter(Boolean);
}
function getVideoAsset(bid) {
const sizes = flatten(bid.mediaTypes.video.playerSize);
return {
w: parseInt(sizes[0], 10),
h: parseInt(sizes[1], 10),
protocols: bid.mediaTypes.video.protocols,
playbackmethod: bid.mediaTypes.video.playbackmethod,
mimes: bid.mediaTypes.video.mimes,
skip: bid.mediaTypes.video.skip,
delivery: bid.mediaTypes.video.delivery,
api: bid.mediaTypes.video.api,
minbitrate: bid.mediaTypes.video.minbitrate,
maxbitrate: bid.mediaTypes.video.maxbitrate,
minduration: bid.mediaTypes.video.minduration,
maxduration: bid.mediaTypes.video.maxduration,
startdelay: bid.mediaTypes.video.startdelay,
placement: bid.mediaTypes.video.plcmt ?? bid.mediaTypes.video.placement,
linearity: bid.mediaTypes.video.linearity
};
}
/* Turn bid request sizes into ut-compatible format */
function transformSizes(requestSizes) {
if (!isArray(requestSizes)) {
return [];
}
if (requestSizes.length === 2 && !isArray(requestSizes[0])) {
return [{
w: parseInt(requestSizes[0], 10),
h: parseInt(requestSizes[1], 10)
}];
} else if (isArray(requestSizes[0])) {
return requestSizes.map(item =>
({
w: parseInt(item[0], 10),
h: parseInt(item[1], 10)
})
);
}
return [];
}
function _getFloor(bid, type) {
const floorInfo = bid.getFloor({
currency: CURRENCY,
mediaType: type,
size: '*'
});
if (typeof floorInfo === 'object' && floorInfo.currency === CURRENCY && !isNaN(parseFloat(floorInfo.floor))) {
return parseFloat(floorInfo.floor);
}
return null;
}
function isVideoRequest(bid) {
return bid.mediaType === 'video' || !!deepAccess(bid, 'mediaTypes.video');
}
function createRenderer(bid) {
let config = {};
let playerUrl = OUTSTREAM_RENDERER_URL;
let render = function (bid) {
bid.renderer.push(() => {
window.ANOutstreamVideo.renderAd({
sizes: bid.sizes,
targetId: bid.adUnitCode,
adResponse: { content: bid.vastXml }
});
});
};
let externalRenderer = deepAccess(bid, 'mediaTypes.video.renderer');
if (!externalRenderer) {
externalRenderer = deepAccess(bid, 'renderer');
}
if (externalRenderer) {
config = externalRenderer.options;
playerUrl = externalRenderer.url;
render = externalRenderer.render;
}
const renderer = Renderer.install({
id: bid.adUnitCode,
url: playerUrl,
config: config,
adUnitCode: bid.adUnitCode,
loaded: false
});
try {
renderer.setRender(render);
} catch (err) {
logWarn('Prebid Error calling setRender on renderer', err);
}
return renderer;
}
function isValidVideoRequest(bid) {
const videoAdUnit = deepAccess(bid, 'mediaTypes.video')
if (!videoAdUnit) {
return false;
}
if (!Array.isArray(videoAdUnit.playerSize)) {
return false;
}
if (videoAdUnit.context == '') {
return false;
}
return true;
}