prebid · mkendall07 · Aug 7, 2018 · Jul 12, 2018 · Aug 2, 2018 · Aug 2, 2018
diff --git a/modules/appnexusBidAdapter.js b/modules/appnexusBidAdapter.js
@@ -129,6 +129,30 @@ export const spec = {
         url: '//acdn.adnxs.com/ib/static/usersync/v3/async_usersync.html'
       }];
     }
+  },
+
+  transformBidParams: function(params, isOpenRtb) {
+    params = utils.convertTypes({
+      'member': 'string',
+      'invCode': 'string',
+      'placementId': 'number',
+      'keywords': utils.transformBidderParamKeywords
+    }, params);
+
+    if (isOpenRtb) {
+      params.use_pmt_rule = (typeof params.usePaymentRule === 'boolean') ? params.usePaymentRule : false;
+      if (params.usePaymentRule) { delete params.usePaymentRule; }
+
+      Object.keys(params).forEach(paramKey => {
+        let convertedKey = utils.convertCamelToUnderscore(paramKey);
+        if (convertedKey !== paramKey) {
+          params[convertedKey] = params[paramKey];
+          delete params[paramKey];
+        }
+      });
+    }
+
+    return params;
   }
 }
 

diff --git a/modules/audienceNetworkBidAdapter.js b/modules/audienceNetworkBidAdapter.js
@@ -4,7 +4,7 @@
 import { registerBidder } from 'src/adapters/bidderFactory';
 import { config } from 'src/config';
 import { formatQS } from 'src/url';
-import { generateUUID, getTopWindowUrl, isSafariBrowser } from 'src/utils';
+import { generateUUID, getTopWindowUrl, isSafariBrowser, convertTypes } from 'src/utils';
 import findIndex from 'core-js/library/fn/array/find-index';
 import includes from 'core-js/library/fn/array/includes';
 
@@ -242,12 +242,25 @@ const interpretResponse = ({ body }, { adformats, requestIds, sizes }) => {
     });
 };
 
+/**
+ * Covert bid param types for S2S
+ * @param {Object} params bid params
+ * @param {Boolean} isOpenRtb boolean to check openrtb2 protocol
+ * @return {Object} params bid params
+ */
+const transformBidParams = (params, isOpenRtb) => {
+  return convertTypes({
+    'placementId': 'string'
+  }, params);
+}
+
 export const spec = {
   code,
   supportedMediaTypes,
   isBidRequestValid,
   buildRequests,
-  interpretResponse
+  interpretResponse,
+  transformBidParams
 };
 
 registerBidder(spec);
diff --git a/modules/conversantBidAdapter.js b/modules/conversantBidAdapter.js
@@ -196,6 +196,20 @@ export const spec = {
     }
 
     return bidResponses;
+  },
+
+  /**
+   * Covert bid param types for S2S
+   * @param {Object} params bid params
+   * @param {Boolean} isOpenRtb boolean to check openrtb2 protocol
+   * @return {Object} params bid params
+   */
+  transformBidParams: function(params, isOpenRtb) {
+    return utils.convertTypes({
+      'site_id': 'string',
+      'secure': 'number',
+      'mobile': 'number'
+    }, params);
   }
 };
 

diff --git a/modules/ixBidAdapter.js b/modules/ixBidAdapter.js
@@ -305,6 +305,18 @@ export const spec = {
     }
 
     return bids;
+  },
+
+  /**
+   * Covert bid param types for S2S
+   * @param {Object} params bid params
+   * @param {Boolean} isOpenRtb boolean to check openrtb2 protocol
+   * @return {Object} params bid params
+   */
+  transformBidParams: function(params, isOpenRtb) {
+    return utils.convertTypes({
+      'siteID': 'number'
+    }, params);
   }
 };
 

diff --git a/modules/openxBidAdapter.js b/modules/openxBidAdapter.js
@@ -63,6 +63,12 @@ export const spec = {
         url: url
       }];
     }
+  },
+  transformBidParams: function(params, isOpenRtb) {
+    return utils.convertTypes({
+      'unit': 'string',
+      'customFloor': 'number'
+    }, params);
   }
 };
 

diff --git a/modules/prebidServerBidAdapter/config.js b/modules/prebidServerBidAdapter/config.js
@@ -0,0 +1,19 @@
+// accountId and bidders params are not included here, should be configured by end-user
+export const S2S_VENDORS = {
+  'appnexus': {
+    adapter: 'prebidServer',
+    cookieSet: false,
+    enabled: true,
+    endpoint: '//prebid.adnxs.com/pbs/v1/openrtb2/auction',
+    syncEndpoint: '//prebid.adnxs.com/pbs/v1/cookie_sync',
+    timeout: 1000
+  },
+  'rubicon': {
+    adapter: 'prebidServer',
+    cookieSet: false,
+    enabled: true,
+    endpoint: '//prebid-server.rubiconproject.com/auction',
+    syncEndpoint: '//prebid-server.rubiconproject.com/cookie_sync',
+    timeout: 500
+  }
+}
diff --git a/modules/prebidServerBidAdapter.js → modules/prebidServerBidAdapter/index.js b/modules/prebidServerBidAdapter.js → modules/prebidServerBidAdapter/index.js
@@ -10,6 +10,7 @@ import { VIDEO } from 'src/mediaTypes';
 import { isValid } from 'src/adapters/bidderFactory';
 import events from 'src/events';
 import includes from 'core-js/library/fn/array/includes';
+import { S2S_VENDORS } from './config.js';
 
 const getConfig = config.getConfig;
 
@@ -32,26 +33,6 @@ config.setDefaults({
   's2sConfig': s2sDefaultConfig
 });
 
-// accountId and bidders params are not included here, should be configured by end-user
-const availVendorDefaults = {
-  'appnexus': {
-    adapter: 'prebidServer',
-    cookieSet: false,
-    enabled: true,
-    endpoint: '//prebid.adnxs.com/pbs/v1/openrtb2/auction',
-    syncEndpoint: '//prebid.adnxs.com/pbs/v1/cookie_sync',
-    timeout: 1000
-  },
-  'rubicon': {
-    adapter: 'prebidServer',
-    cookieSet: false,
-    enabled: true,
-    endpoint: '//prebid-server.rubiconproject.com/auction',
-    syncEndpoint: '//prebid-server.rubiconproject.com/cookie_sync',
-    timeout: 500
-  }
-};
-
 /**
  * Set config for server to server header bidding
  * @typedef {Object} options - required
@@ -69,13 +50,12 @@ function setS2sConfig(options) {
   if (options.defaultVendor) {
     let vendor = options.defaultVendor;
     let optionKeys = Object.keys(options);
-
-    if (availVendorDefaults.hasOwnProperty(vendor)) {
+    if (S2S_VENDORS[vendor]) {
       // vendor keys will be set if either: the key was not specified by user
       // or if the user did not set their own distinct value (ie using the system default) to override the vendor
-      Object.keys(availVendorDefaults[vendor]).forEach(function(vendorKey) {
+      Object.keys(S2S_VENDORS[vendor]).forEach((vendorKey) => {
         if (s2sDefaultConfig[vendorKey] === options[vendorKey] || !includes(optionKeys, vendorKey)) {
-          options[vendorKey] = availVendorDefaults[vendor][vendorKey];
+          options[vendorKey] = S2S_VENDORS[vendor][vendorKey];
         }
       });
     } else {
@@ -184,93 +164,6 @@ function doClientSideSyncs(bidders) {
   });
 }
 
-/**
- * Try to convert a value to a type.
- * If it can't be done, the value will be returned.
- *
- * @param {string} typeToConvert The target type. e.g. "string", "number", etc.
- * @param {*} value The value to be converted into typeToConvert.
- */
-function tryConvertType(typeToConvert, value) {
-  if (typeToConvert === 'string') {
-    return value && value.toString();
-  } else if (typeToConvert === 'number') {
-    return Number(value);
-  } else {
-    return value;
-  }
-}
-
-const tryConvertString = tryConvertType.bind(null, 'string');
-const tryConvertNumber = tryConvertType.bind(null, 'number');
-
-const paramTypes = {
-  'appnexus': {
-    'member': tryConvertString,
-    'invCode': tryConvertString,
-    'placementId': tryConvertNumber,
-    'keywords': utils.transformBidderParamKeywords
-  },
-  'rubicon': {
-    'accountId': tryConvertNumber,
-    'siteId': tryConvertNumber,
-    'zoneId': tryConvertNumber
-  },
-  'indexExchange': {
-    'siteID': tryConvertNumber
-  },
-  'audienceNetwork': {
-    'placementId': tryConvertString
-  },
-  'pubmatic': {
-    'publisherId': tryConvertString,
-    'adSlot': tryConvertString
-  },
-  'districtm': {
-    'member': tryConvertString,
-    'invCode': tryConvertString,
-    'placementId': tryConvertNumber
-  },
-  'pulsepoint': {
-    'cf': tryConvertString,
-    'cp': tryConvertNumber,
-    'ct': tryConvertNumber
-  },
-  'conversant': {
-    'site_id': tryConvertString,
-    'secure': tryConvertNumber,
-    'mobile': tryConvertNumber
-  },
-  'openx': {
-    'unit': tryConvertString,
-    'customFloor': tryConvertNumber
-  },
-};
-
-/*
- * Modify an adunit's bidder parameters to match the expected parameter types
- */
-function convertTypes(adUnits) {
-  adUnits.forEach(adUnit => {
-    adUnit.bids.forEach(bid => {
-      // aliases use the base bidder's paramTypes
-      const bidder = adaptermanager.aliasRegistry[bid.bidder] || bid.bidder;
-      const types = paramTypes[bidder] || [];
-
-      Object.keys(types).forEach(key => {
-        if (bid.params[key]) {
-          bid.params[key] = types[key](bid.params[key]);
-
-          // don't send invalid values
-          if (isNaN(bid.params[key])) {
-            delete bid.params.key;
-          }
-        }
-      });
-    });
-  });
-}
-
 function _getDigiTrustQueryParams() {
   function getDigiTrustId() {
     let digiTrustUser = window.DigiTrust && (config.getConfig('digiTrustId') || window.DigiTrust.getUser({member: 'T9QSFKPDN9'}));
@@ -327,6 +220,15 @@ function transformHeightWidth(adUnit) {
 const LEGACY_PROTOCOL = {
 
   buildRequest(s2sBidRequest, bidRequests, adUnits) {
+    adUnits.forEach(adUnit => {
+      adUnit.bids.forEach(bid => {
+        const adapter = adaptermanager.bidderRegistry[bid.bidder];
+        if (adapter && adapter.getSpec().transformBidParams) {
+          bid.params = adapter.getSpec().transformBidParams(bid.params, isOpenRtb());
+        }
+      });
+    });
+
     // pbs expects an ad_unit.video attribute if the imp is video
     adUnits.forEach(adUnit => {
       adUnit.sizes = transformHeightWidth(adUnit);
@@ -504,19 +406,9 @@ const OPEN_RTB_PROTOCOL = {
 
       // get bidder params in form { <bidder code>: {...params} }
       const ext = adUnit.bids.reduce((acc, bid) => {
-        // TODO: move this bidder specific out to a more ideal location (submodule?); https://github.com/prebid/Prebid.js/issues/2420
-        // convert all AppNexus keys to underscore format for pbs
-        if (bid.bidder === 'appnexus') {
-          bid.params.use_pmt_rule = (typeof bid.params.usePaymentRule === 'boolean') ? bid.params.usePaymentRule : false;
-          if (bid.params.usePaymentRule) { delete bid.params.usePaymentRule; }
-
-          Object.keys(bid.params).forEach(paramKey => {
-            let convertedKey = utils.convertCamelToUnderscore(paramKey);
-            if (convertedKey !== paramKey) {
-              bid.params[convertedKey] = bid.params[paramKey];
-              delete bid.params[paramKey];
-            }
-          });
+        const adapter = adaptermanager.bidderRegistry[bid.bidder];
+        if (adapter && adapter.getSpec().transformBidParams) {
+          bid.params = adapter.getSpec().transformBidParams(bid.params, isOpenRtb());
         }
         acc[bid.bidder] = bid.params;
         return acc;
@@ -643,6 +535,13 @@ const OPEN_RTB_PROTOCOL = {
   }
 };
 
+const isOpenRtb = () => {
+  const OPEN_RTB_PATH = '/openrtb2/';
+
+  const endpoint = (_s2sConfig && _s2sConfig.endpoint) || '';
+  return ~endpoint.indexOf(OPEN_RTB_PATH);
+}
+
 /*
  * Returns the required protocol adapter to communicate with the configured
  * endpoint. The adapter is an object containing `buildRequest` and
@@ -656,12 +555,7 @@ const OPEN_RTB_PROTOCOL = {
  * const bids = protocol().interpretResponse(response, bidRequests, requestedBidders);
  */
 const protocolAdapter = () => {
-  const OPEN_RTB_PATH = '/openrtb2/';
-
-  const endpoint = (_s2sConfig && _s2sConfig.endpoint) || '';
-  const isOpenRtb = ~endpoint.indexOf(OPEN_RTB_PATH);
-
-  return isOpenRtb ? OPEN_RTB_PROTOCOL : LEGACY_PROTOCOL;
+  return isOpenRtb() ? OPEN_RTB_PROTOCOL : LEGACY_PROTOCOL;
 };
 
 /**
@@ -674,8 +568,6 @@ export function PrebidServer() {
   baseAdapter.callBids = function(s2sBidRequest, bidRequests, addBidResponse, done, ajax) {
     const adUnits = utils.deepClone(s2sBidRequest.ad_units);
 
-    convertTypes(adUnits);
-
     // at this point ad units should have a size array either directly or mapped so filter for that
     const adUnitsWithSizes = adUnits.filter(unit => unit.sizes && unit.sizes.length);
 

diff --git a/modules/pubmaticBidAdapter.js b/modules/pubmaticBidAdapter.js
@@ -494,6 +494,19 @@ export const spec = {
     } else {
       utils.logWarn('PubMatic: Please enable iframe based user sync.');
     }
+  },
+
+  /**
+   * Covert bid param types for S2S
+   * @param {Object} params bid params
+   * @param {Boolean} isOpenRtb boolean to check openrtb2 protocol
+   * @return {Object} params bid params
+   */
+  transformBidParams: function(params, isOpenRtb) {
+    return utils.convertTypes({
+      'publisherId': 'string',
+      'adSlot': 'string'
+    }, params);
   }
 };
 

diff --git a/modules/pulsepointBidAdapter.js b/modules/pulsepointBidAdapter.js
@@ -66,8 +66,14 @@ export const spec = {
         url: '//bh.contextweb.com/visitormatch/prebid'
       }];
     }
+  },
+  transformBidParams: function(params, isOpenRtb) {
+    return utils.convertTypes({
+      'cf': 'string',
+      'cp': 'number',
+      'ct': 'number'
+    }, params);
   }
-
 };
 
 /**