Vidoomy Bid Adapter: bugfix for cookie sync with pixel fires

modules/vidoomyBidAdapter.js

@@ -8,6 +8,9 @@ import { INSTREAM, OUTSTREAM } from '../src/video.js';
 const ENDPOINT = `https://d.vidoomy.com/api/rtbserver/prebid/`;
 const BIDDER_CODE = 'vidoomy';
 const GVLID = 380;
+
+const COOKIE_SYNC_JSON = 'https://vpaid.vidoomy.com/sync/urls.json';
+
 const isBidRequestValid = bid => {
   if (!bid.params) {
     utils.logError(BIDDER_CODE + ': bid.params should be non-empty');
@@ -58,17 +61,9 @@ const buildRequests = (validBidRequests, bidderRequest) => {
       adType = VIDEO;
     }
 
-    let host = '';
-    try {
-      host = bidderRequest.refererInfo.referer.split('#')[0].replace(/^(https\:\/\/|http\:\/\/)|(\/)$/g, '').split('/')[0];
-    } catch (eBidRequest) {
-      try {
-        host = window.location.href.replace(/^(https\:\/\/|http\:\/\/)|(\/)$/g, '').split('/')[0];
-      } catch (eLocationHref) {
-        host = window.location.href;
-      }
-    }
-    const hostname = host.split(':')[0];
+    const aElement = document.createElement('a');
+    aElement.href = (bidderRequest.refererInfo && bidderRequest.refererInfo.referer) || top.location.href;
+    const hostname = aElement.hostname
 
     const videoContext = utils.deepAccess(bid, 'mediaTypes.video.context');
 
@@ -83,8 +78,8 @@ const buildRequests = (validBidRequests, bidderRequest) => {
     queryParams.push(['dt', /Mobi/.test(navigator.userAgent) ? 2 : 1]);
     queryParams.push(['pid', bid.params.pid]);
     queryParams.push(['requestId', bid.bidId]);
-    queryParams.push(['d', hostname]);
-    queryParams.push(['sp', encodeURIComponent(bidderRequest.refererInfo.referer)]);
+    queryParams.push(['d', getDomainWithoutSubdomain(hostname)]);
+    queryParams.push(['sp', encodeURIComponent(aElement.href)]);
     if (bidderRequest.gdprConsent) {
       queryParams.push(['gdpr', bidderRequest.gdprConsent.gdprApplies]);
       queryParams.push(['gdprcs', bidderRequest.gdprConsent.consentString]);
@@ -94,6 +89,16 @@ const buildRequests = (validBidRequests, bidderRequest) => {
 
     const rawQueryParams = queryParams.map(qp => qp.join('=')).join('&');
 
+    fetch(COOKIE_SYNC_JSON).then(res => res.json()).then(urls => {
+      const macro = Macro({
+        gpdr: bidderRequest.gdprConsent.gdprApplies,
+        gpdr_consent: bidderRequest.gdprConsent.consentString
+      });
+      urls.filter(Boolean).forEach(url => {
+        firePixel(macro.replace(url))
+      })
+    })
+
     const url = `${ENDPOINT}?${rawQueryParams}`;
     return {
       method: 'GET',
@@ -198,3 +203,70 @@ export const spec = {
 };
 
 registerBidder(spec);
+
+function firePixel(url) {
+  const img = document.createElement('img');
+  img.width = 1;
+  img.height = 1;
+  img.src = url;
+  document.body.appendChild(img);
+  setTimeout(() => {
+    img.remove();
+  }, 10000)
+}
+
+function normalizeKey (x) {
+  return x.replace(/_/g, '').toLowerCase();
+}
+
+function Macro (obj) {
+  const macros = {};
+  for (const key in obj) {
+    macros[normalizeKey(key)] = obj[key];
+  }
+
+  const set = (key, value) => {
+    macros[normalizeKey(key)] = typeof value === 'function' ? value : String(value);
+  };
+
+  return {
+    set,
+    setAll (obj) {
+      for (const key in obj) {
+        macros[normalizeKey(key)] = set(obj[key]);
+      }
+    },
+    replace (string, extraMacros = {}) {
+      const allMacros = {
+        ...macros,
+        ...extraMacros,
+      };
+      const regexes = [
+        /{{\s*([a-zA-Z0-9_]+)\s*}}/g,
+        /\$\$\s*([a-zA-Z0-9_]+)\s*\$\$/g,
+        /\[\s*([a-zA-Z0-9_]+)\s*\]/g,
+      ];
+      regexes.forEach(regex => {
+        string = string.replace(regex, (str, x) => {
+          x = normalizeKey(x);
+          let value = allMacros[x];
+          value = typeof value === 'function' ? value(allMacros) : value;
+          return !value && value !== 0 ? '' : value;
+        });
+      });
+      return string;
+    },
+  };
+}
+
+function getDomainWithoutSubdomain (hostname) {
+  const parts = hostname.split('.');
+  const newParts = [];
+  for (let i = parts.length - 1; i >= 0; i--) {
+    newParts.push(parts[i]);
+    if (newParts.length !== 1 && parts[i].length > 3) {
+      break;
+    }
+  }
+  return newParts.reverse().join('.');
+}