New adapter: HypeLab

src/main/java/org/prebid/server/bidder/hypelab/HypeLabBidder.java

@@ -0,0 +1,243 @@
+package org.prebid.server.bidder.hypelab;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.iab.openrtb.request.BidRequest;
+import com.iab.openrtb.request.Imp;
+import com.iab.openrtb.response.Bid;
+import com.iab.openrtb.response.BidResponse;
+import io.vertx.core.MultiMap;
+import org.apache.commons.collections4.CollectionUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.prebid.server.bidder.Bidder;
+import org.prebid.server.bidder.model.BidderBid;
+import org.prebid.server.bidder.model.BidderCall;
+import org.prebid.server.bidder.model.BidderError;
+import org.prebid.server.bidder.model.HttpRequest;
+import org.prebid.server.bidder.model.Result;
+import org.prebid.server.exception.PreBidException;
+import org.prebid.server.json.DecodeException;
+import org.prebid.server.json.JacksonMapper;
+import org.prebid.server.proto.openrtb.ext.ExtPrebid;
+import org.prebid.server.proto.openrtb.ext.request.ExtRequest;
+import org.prebid.server.proto.openrtb.ext.request.hypelab.ExtImpHypeLab;
+import org.prebid.server.proto.openrtb.ext.response.BidType;
+import org.prebid.server.util.BidderUtil;
+import org.prebid.server.util.HttpUtil;
+import org.prebid.server.version.PrebidVersionProvider;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.stream.Collectors;
+
+public class HypeLabBidder implements Bidder<BidRequest> {
+
+    private static final String DISPLAY_MANAGER = "HypeLab Prebid Server";
+    private static final String SOURCE = "prebid-server";
+    private static final String PROVIDER_VERSION_PREFIX = "prebid-server@";
+    private static final String UNKNOWN_VERSION = "unknown";
+    private static final TypeReference<ExtPrebid<?, ExtImpHypeLab>> HYPELAB_EXT_TYPE_REFERENCE =
+            new TypeReference<>() {
+            };
+
+    private final String endpointUrl;
+    private final JacksonMapper mapper;
+    private final PrebidVersionProvider prebidVersionProvider;
+
+    public HypeLabBidder(String endpointUrl, JacksonMapper mapper, PrebidVersionProvider prebidVersionProvider) {
+        this.endpointUrl = HttpUtil.validateUrl(Objects.requireNonNull(endpointUrl));
+        this.mapper = Objects.requireNonNull(mapper);
+        this.prebidVersionProvider = Objects.requireNonNull(prebidVersionProvider);
+    }
+
+    @Override
+    public Result<List<HttpRequest<BidRequest>>> makeHttpRequests(BidRequest request) {
+        final List<BidderError> errors = new ArrayList<>();
+        final List<Imp> validImps = new ArrayList<>();
+
+        for (Imp imp : request.getImp()) {
+            try {
+                final ExtImpHypeLab extImp = parseImpExt(imp);
+                validImps.add(makeOutgoingImp(imp, extImp));
+            } catch (PreBidException e) {
+                errors.add(BidderError.badInput(e.getMessage()));
+            }
+        }
+
+        if (validImps.isEmpty()) {
+            return Result.withErrors(errors);
+        }
+
+        final BidRequest outgoingRequest = request.toBuilder()
+                .imp(validImps)
+                .ext(makeOutgoingRequestExt(request.getExt()))
+                .build();
+
+        return Result.of(Collections.singletonList(BidderUtil.defaultRequest(outgoingRequest, headers(), endpointUrl,
+                        mapper)),
+                errors);
+    }
+
+    private Imp makeOutgoingImp(Imp imp, ExtImpHypeLab extImp) {
+        final String pbsVersion = pbsVersion();
+
+        return imp.toBuilder()
+                .tagid(extImp.getPlacementSlug())
+                .displaymanager(DISPLAY_MANAGER)
+                .displaymanagerver(pbsVersion)
+                .ext(mapper.mapper().valueToTree(ExtPrebid.of(null, extImp)))
+                .build();
+    }
+
+    private ExtImpHypeLab parseImpExt(Imp imp) {
+        if (imp.getExt() == null) {
+            throw new PreBidException("imp %s: unable to unmarshal ext".formatted(imp.getId()));
+        }
+
+        final ExtImpHypeLab extImp;
+        try {
+            final ExtPrebid<?, ExtImpHypeLab> extPrebid =
+                    mapper.mapper().convertValue(imp.getExt(), HYPELAB_EXT_TYPE_REFERENCE);
+            extImp = extPrebid != null ? extPrebid.getBidder() : null;
+        } catch (IllegalArgumentException e) {
+            throw new PreBidException("imp %s: unable to unmarshal ext.bidder".formatted(imp.getId()), e);
+        }
+
+        if (extImp == null) {
+            throw new PreBidException("imp %s: unable to unmarshal ext.bidder".formatted(imp.getId()));
+        }
+
+        if (StringUtils.isBlank(extImp.getPropertySlug()) || StringUtils.isBlank(extImp.getPlacementSlug())) {
+            throw new PreBidException("imp %s: property_slug and placement_slug are required".formatted(imp.getId()));
+        }
+
+        return extImp;
+    }
+
+    private ExtRequest makeOutgoingRequestExt(ExtRequest ext) {
+        final ExtRequest outgoingExt = ext != null ? ExtRequest.of(ext.getPrebid()) : ExtRequest.empty();
+        if (ext != null) {
+            mapper.fillExtension(outgoingExt, ext.getProperties());
+        }
+
+        return mapper.fillExtension(outgoingExt, Map.of(
+                "source", SOURCE,
+                "provider_version", PROVIDER_VERSION_PREFIX + pbsVersion()));
+    }
+
+    private static MultiMap headers() {
+        return HttpUtil.headers()
+                .add(HttpUtil.X_OPENRTB_VERSION_HEADER, "2.6");
+    }
+
+    @Override
+    public Result<List<BidderBid>> makeBids(BidderCall<BidRequest> httpCall, BidRequest bidRequest) {
+        final BidResponse bidResponse;
+        try {
+            bidResponse = mapper.decodeValue(httpCall.getResponse().getBody(), BidResponse.class);
+        } catch (DecodeException e) {
+            return Result.withError(BidderError.badServerResponse(e.getMessage()));
+        }
+
+        final List<BidderError> errors = new ArrayList<>();
+        return Result.of(extractBids(httpCall.getRequest().getPayload(), bidResponse, errors), errors);
+    }
+
+    private static List<BidderBid> extractBids(BidRequest request, BidResponse response, List<BidderError> errors) {
+        if (response == null || CollectionUtils.isEmpty(response.getSeatbid())) {
+            return Collections.emptyList();
+        }
+
+        final Map<String, Imp> impIdToImp = request.getImp().stream()
+                .collect(Collectors.toMap(Imp::getId, imp -> imp));
+
+        return response.getSeatbid().stream()
+                .filter(Objects::nonNull)
+                .flatMap(seatBid -> CollectionUtils.emptyIfNull(seatBid.getBid()).stream()
+                        .filter(Objects::nonNull)
+                        .map(bid -> makeBidderBid(bid, seatBid.getSeat(), impIdToImp, response.getCur(), errors))
+                        .filter(Objects::nonNull))
+                .toList();
+    }
+
+    private static BidderBid makeBidderBid(Bid bid, String seat, Map<String, Imp> impIdToImp, String currency,
+                                           List<BidderError> errors) {
+
+        try {
+            return BidderBid.of(bid, resolveBidType(bid, impIdToImp), seat, currency);
+        } catch (PreBidException e) {
+            errors.add(BidderError.badServerResponse(e.getMessage()));
+            return null;
+        }
+    }
+
+    private static BidType resolveBidType(Bid bid, Map<String, Imp> impIdToImp) {
+        return bidTypeFromMtype(bid.getMtype())
+                .or(() -> bidTypeFromExt(bid))
+                .or(() -> bidTypeFromAdm(bid.getAdm()))
+                .or(() -> bidTypeFromImp(bid, impIdToImp))
+                .orElseThrow(() -> new PreBidException("unable to determine media type for bid %s on imp %s"
+                        .formatted(bid.getId(), bid.getImpid())));
+    }
+
+    private static Optional<BidType> bidTypeFromMtype(Integer mtype) {
+        return Optional.ofNullable(switch (mtype) {
+            case 1 -> BidType.banner;
+            case 2 -> BidType.video;
+            case 4 -> BidType.xNative;
+            case null, default -> null;
+        });
+    }
+
+    private static Optional<BidType> bidTypeFromExt(Bid bid) {
+        return Optional.ofNullable(bid.getExt())
+                .map(ext -> ext.get("hypelab"))
+                .map(hypelab -> hypelab.get("creative_type"))
+                .filter(JsonNode::isTextual)
+                .map(JsonNode::asText)
+                .map(creativeType -> switch (creativeType) {
+                    case "display" -> BidType.banner;
+                    case "video" -> BidType.video;
+                    case "native" -> BidType.xNative;
+                    default -> null;
+                });
+    }
+
+    private static Optional<BidType> bidTypeFromAdm(String adm) {
+        return StringUtils.startsWith(StringUtils.trimToEmpty(adm), "<VAST")
+                ? Optional.of(BidType.video)
+                : Optional.empty();
+    }
+
+    private static Optional<BidType> bidTypeFromImp(Bid bid, Map<String, Imp> impIdToImp) {
+        final Imp imp = impIdToImp.get(bid.getImpid());
+        if (imp == null) {
+            return Optional.empty();
+        }
+
+        BidType bidType = null;
+        int mediaTypeCount = 0;
+        if (imp.getBanner() != null) {
+            bidType = BidType.banner;
+            mediaTypeCount++;
+        }
+        if (imp.getVideo() != null) {
+            bidType = BidType.video;
+            mediaTypeCount++;
+        }
+        if (imp.getXNative() != null) {
+            bidType = BidType.xNative;
+            mediaTypeCount++;
+        }
+
+        return mediaTypeCount == 1 ? Optional.of(bidType) : Optional.empty();
+    }
+
+    private String pbsVersion() {
+        return StringUtils.defaultIfBlank(prebidVersionProvider.getNameVersionRecord(), UNKNOWN_VERSION);
+    }
+}

src/main/java/org/prebid/server/proto/openrtb/ext/request/hypelab/ExtImpHypeLab.java

@@ -0,0 +1,14 @@
+package org.prebid.server.proto.openrtb.ext.request.hypelab;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Value;
+
+@Value(staticConstructor = "of")
+public class ExtImpHypeLab {
+
+    @JsonProperty("property_slug")
+    String propertySlug;
+
+    @JsonProperty("placement_slug")
+    String placementSlug;
+}

src/main/java/org/prebid/server/spring/config/bidder/HypeLabConfiguration.java

@@ -0,0 +1,46 @@
+package org.prebid.server.spring.config.bidder;
+
+import org.prebid.server.bidder.BidderDeps;
+import org.prebid.server.bidder.hypelab.HypeLabBidder;
+import org.prebid.server.json.JacksonMapper;
+import org.prebid.server.spring.config.bidder.model.BidderConfigurationProperties;
+import org.prebid.server.spring.config.bidder.util.BidderDepsAssembler;
+import org.prebid.server.spring.config.bidder.util.UsersyncerCreator;
+import org.prebid.server.spring.env.YamlPropertySourceFactory;
+import org.prebid.server.version.PrebidVersionProvider;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.PropertySource;
+
+import jakarta.validation.constraints.NotBlank;
+
+@Configuration
+@PropertySource(value = "classpath:/bidder-config/hypelab.yaml", factory = YamlPropertySourceFactory.class)
+public class HypeLabConfiguration {
+
+    private static final String BIDDER_NAME = "hypelab";
+
+    @Bean("hypelabConfigurationProperties")
+    @ConfigurationProperties("adapters.hypelab")
+    BidderConfigurationProperties configurationProperties() {
+        return new BidderConfigurationProperties();
+    }
+
+    @Bean
+    BidderDeps hypelabBidderDeps(BidderConfigurationProperties hypelabConfigurationProperties,
+                                 @NotBlank @Value("${external-url}") String externalUrl,
+                                 PrebidVersionProvider prebidVersionProvider,
+                                 JacksonMapper mapper) {
+
+        return BidderDepsAssembler.forBidder(BIDDER_NAME)
+                .withConfig(hypelabConfigurationProperties)
+                .usersyncerCreator(UsersyncerCreator.create(externalUrl))
+                .bidderCreator(config -> new HypeLabBidder(
+                        config.getEndpoint(),
+                        mapper,
+                        prebidVersionProvider))
+                .assemble();
+    }
+}

src/main/resources/bidder-config/hypelab.yaml

@@ -0,0 +1,18 @@
+adapters:
+  hypelab:
+    endpoint: https://api.hypelab.com/v1/rtb_requests
+    ortb-version: "2.6"
+    meta-info:
+      maintainer-email: sdk@hypelab.com
+      site-media-types:
+        - banner
+        - native
+        - video
+      supported-vendors:
+      vendor-id: 0
+    usersync:
+      cookie-family-name: hypelab
+      redirect:
+        url: https://api.hypelab.com/v1/i?redirect_url={{redirect_url}}&gdpr={{gdpr}}&gdpr_consent={{gdpr_consent}}&us_privacy={{us_privacy}}&gpp={{gpp}}&gpp_sid={{gpp_sid}}
+        support-cors: false
+        uid-macro: '$UID'

src/main/resources/static/bidder-params/hypelab.json

@@ -0,0 +1,19 @@
+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "title": "HypeLab Adapter Params",
+  "description": "A schema which validates params accepted by the HypeLab adapter",
+  "type": "object",
+  "properties": {
+    "property_slug": {
+      "type": "string",
+      "minLength": 1,
+      "description": "HypeLab property slug"
+    },
+    "placement_slug": {
+      "type": "string",
+      "minLength": 1,
+      "description": "HypeLab placement slug"
+    }
+  },
+  "required": ["property_slug", "placement_slug"]
+}