Rubicon Adapter: set additional meta fields (#3960)

Co-authored-by: osulzhenko <osulzhenko@magnite.com>

Author: AntoxaAntoxic

src/main/java/org/prebid/server/bidder/rubicon/RubiconBidder.java

@@ -1595,8 +1595,10 @@ private ObjectNode prepareBidExt(RubiconBid bid,
         final Integer networkId = resolveNetworkId(seatBid);
         final String seat = seatBid.getSeat();
         final String rendererUrl = resolveRendererUrl(imp, meta, bidType, hasApexRenderer);
+        final List<String> advertiserDomains = bid.getAdomain();
+        final Integer advertiserId = resolveAdvertiserId(bidExt);
 
-        if (ObjectUtils.allNull(networkId, rendererUrl, seat)) {
+        if (ObjectUtils.allNull(networkId, rendererUrl, seat, advertiserDomains, advertiserId)) {
             return bidExt;
         }
 
@@ -1606,6 +1608,8 @@ private ObjectNode prepareBidExt(RubiconBid bid,
                 .networkId(networkId)
                 .seat(seat)
                 .rendererUrl(rendererUrl)
+                .advertiserId(advertiserId)
+                .advertiserDomains(advertiserDomains)
                 .build();
 
         final ExtBidPrebid modifiedExtBidPrebid = extBidPrebid != null
@@ -1652,6 +1656,31 @@ private static Boolean isVideoMetaMediaType(ExtBidPrebidMeta meta) {
                 .orElse(false);
     }
 
+    private static Integer resolveAdvertiserId(ObjectNode bidExt) {
+        return Optional.ofNullable(bidExt)
+                .map(ext -> ext.get("rp"))
+                .filter(JsonNode::isObject)
+                .map(rp -> rp.get("advid"))
+                .map(RubiconBidder::convertToInt)
+                .orElse(null);
+    }
+
+    private static Integer convertToInt(JsonNode jsonNode) {
+        if (jsonNode.canConvertToInt()) {
+            return jsonNode.asInt();
+        }
+
+        if (jsonNode.isTextual()) {
+            try {
+                return Integer.parseInt(jsonNode.asText());
+            } catch (NumberFormatException e) {
+                return null;
+            }
+        }
+
+        return null;
+    }
+
     private String resolveBidId(Imp rubiconImp, RubiconBid bid) {
         return generateBidId
                 ? Optional.ofNullable(rubiconImp)

src/test/java/org/prebid/server/bidder/rubicon/RubiconBidderTest.java

@@ -3430,6 +3430,62 @@ public void makeBidsShouldSetSeatToMetaSeat() throws JsonProcessingException {
                 .containsExactly(expectedBidExt);
     }
 
+    @Test
+    public void makeBidsShouldSetBidExtRpAdvidToMetaAdvertiserId() throws JsonProcessingException {
+        // given
+        final ObjectNode givenBidExt = mapper.createObjectNode()
+                .set("rp", mapper.createObjectNode().put("advid", "1"));
+
+        final BidderCall<BidRequest> httpCall = givenHttpCall(
+                givenBidRequest(identity()),
+                mapper.writeValueAsString(RubiconBidResponse.builder()
+                        .cur("USD")
+                        .seatbid(singletonList(RubiconSeatBid.builder()
+                                .bid(singletonList(givenRubiconBid(bid -> bid.ext(givenBidExt))))
+                                .build()))
+                        .build()));
+
+        // when
+        final Result<List<BidderBid>> result = target.makeBids(httpCall, givenBidRequest(identity()));
+
+        // then
+        final ObjectNode expectedBidExt = givenBidExt.deepCopy()
+                .set("prebid", mapper.createObjectNode()
+                        .set("meta", mapper.createObjectNode().put("advertiserId", 1)));
+        assertThat(result.getErrors()).isEmpty();
+        assertThat(result.getValue())
+                .extracting(BidderBid::getBid)
+                .extracting(Bid::getExt)
+                .containsExactly(expectedBidExt);
+    }
+
+    @Test
+    public void makeBidsShouldSetBidAdomainToMetaAdvertiserDomains() throws JsonProcessingException {
+        // given
+        final BidderCall<BidRequest> httpCall = givenHttpCall(
+                givenBidRequest(identity()),
+                mapper.writeValueAsString(RubiconBidResponse.builder()
+                        .cur("USD")
+                        .seatbid(singletonList(RubiconSeatBid.builder()
+                                .bid(singletonList(givenRubiconBid(bid -> bid.adomain(List.of("A", "B")))))
+                                .build()))
+                        .build()));
+
+        // when
+        final Result<List<BidderBid>> result = target.makeBids(httpCall, givenBidRequest(identity()));
+
+        // then
+        final ObjectNode expectedBidExt = mapper.valueToTree(
+                ExtPrebid.of(ExtBidPrebid.builder()
+                        .meta(ExtBidPrebidMeta.builder().advertiserDomains(List.of("A", "B")).build())
+                        .build(), null));
+        assertThat(result.getErrors()).isEmpty();
+        assertThat(result.getValue())
+                .extracting(BidderBid::getBid)
+                .extracting(Bid::getExt)
+                .containsExactly(expectedBidExt);
+    }
+
     @Test
     public void makeBidsShouldSetSeatBuyerToMetaNetworkId() throws JsonProcessingException {
         // given

src/test/resources/org/prebid/server/it/openrtb2/magnite/test-auction-magnite-response.json

@@ -15,6 +15,9 @@
           "w": 300,
           "h": 250,
           "ext": {
+            "rp": {
+              "advid": "1"
+            },
             "prebid": {
               "meta": {
                 "advertiserId": 1,

src/test/resources/org/prebid/server/it/openrtb2/magnite/test-magnite-bid-response.json

@@ -15,9 +15,11 @@
           "h": 250,
           "w": 300,
           "ext": {
+            "rp": {
+              "advid": "1"
+            },
             "prebid": {
               "meta": {
-                "advertiserId": 1,
                 "secondaryCatIds": [
                   "id1",
                   "id2"

src/test/resources/org/prebid/server/it/openrtb2/rubicon/test-auction-rubicon-response.json

@@ -15,6 +15,9 @@
           "w": 300,
           "h": 250,
           "ext": {
+            "rp": {
+              "advid": "1"
+            },
             "prebid": {
               "meta": {
                 "advertiserId": 1,

src/test/resources/org/prebid/server/it/openrtb2/rubicon/test-rubicon-bid-response.json

@@ -15,9 +15,11 @@
           "h": 250,
           "w": 300,
           "ext": {
+            "rp": {
+              "advid": "1"
+            },
             "prebid": {
               "meta": {
-                "advertiserId": 1,
                 "secondaryCatIds": [
                   "id1",
                   "id2"