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sangarbesangarbe
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Implements new Seedtag adapter
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‎src/main/java/org/prebid/server/bidder/seedtag/SeedtagBidder.java‎

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package org.prebid.server.bidder.seedtag;
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import com.fasterxml.jackson.core.type.TypeReference;
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import com.iab.openrtb.request.BidRequest;
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import com.iab.openrtb.request.Imp;
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import com.iab.openrtb.response.Bid;
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import com.iab.openrtb.response.BidResponse;
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import com.iab.openrtb.response.SeatBid;
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import io.vertx.core.http.HttpMethod;
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import org.apache.commons.collections4.CollectionUtils;
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import org.apache.commons.lang3.StringUtils;
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import org.prebid.server.bidder.Bidder;
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import org.prebid.server.bidder.model.BidderBid;
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import org.prebid.server.bidder.model.BidderCall;
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import org.prebid.server.bidder.model.BidderError;
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import org.prebid.server.bidder.model.HttpRequest;
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import org.prebid.server.bidder.model.Price;
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import org.prebid.server.bidder.model.Result;
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import org.prebid.server.currency.CurrencyConversionService;
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import org.prebid.server.exception.PreBidException;
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import org.prebid.server.json.DecodeException;
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import org.prebid.server.json.JacksonMapper;
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import org.prebid.server.proto.openrtb.ext.ExtPrebid;
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import org.prebid.server.proto.openrtb.ext.request.seedtag.ExtImpSeedtag;
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import org.prebid.server.proto.openrtb.ext.response.BidType;
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import org.prebid.server.util.BidderUtil;
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import org.prebid.server.util.HttpUtil;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.Objects;
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public class SeedtagBidder implements Bidder<BidRequest> {
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private static final TypeReference<ExtPrebid<?, ExtImpSeedtag>> SEEDTAG_EXT_TYPE_REFERENCE =
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new TypeReference<>() {
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};
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private static final String BIDDER_CURRENCY = "USD";
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private final String endpointUrl;
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private final JacksonMapper mapper;
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private final CurrencyConversionService currencyConversionService;
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public SeedtagBidder(String endpointUrl,
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CurrencyConversionService currencyConversionService,
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JacksonMapper mapper) {
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this.endpointUrl = HttpUtil.validateUrl(Objects.requireNonNull(endpointUrl));
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this.currencyConversionService = Objects.requireNonNull(currencyConversionService);
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this.mapper = Objects.requireNonNull(mapper);
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}
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@Override
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public Result<List<HttpRequest<BidRequest>>> makeHttpRequests(BidRequest request) {
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final List<Imp> modifiedImps = new ArrayList<>();
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final List<BidderError> errors = new ArrayList<>();
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for (Imp imp : request.getImp()) {
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try {
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parseImpExt(imp);
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final Price bidFloorPrice = resolveBidFloor(imp, request);
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modifiedImps.add(modifyImp(imp, bidFloorPrice));
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} catch (PreBidException e) {
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errors.add(BidderError.badInput(e.getMessage()));
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}
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}
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if (modifiedImps.size() < 1) {
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return Result.withErrors(errors);
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}
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final BidRequest modifiedBidRequest = request.toBuilder()
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.cur(Collections.singletonList(BIDDER_CURRENCY))
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.imp(modifiedImps)
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.build();
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return Result.withValue(HttpRequest.<BidRequest>builder()
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.method(HttpMethod.POST)
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.uri(endpointUrl)
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.headers(HttpUtil.headers())
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.payload(modifiedBidRequest)
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.body(mapper.encodeToBytes(modifiedBidRequest))
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.impIds(BidderUtil.impIds(modifiedBidRequest))
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.build());
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}
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private static Imp modifyImp(Imp imp, Price bidFloorPrice) {
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return imp.toBuilder()
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.bidfloorcur(bidFloorPrice.getCurrency())
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.bidfloor(bidFloorPrice.getValue())
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.build();
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}
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private Price resolveBidFloor(Imp imp, BidRequest bidRequest) {
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final Price initialBidFloorPrice = Price.of(imp.getBidfloorcur(), imp.getBidfloor());
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return BidderUtil.isValidPrice(initialBidFloorPrice)
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&& !StringUtils.equalsIgnoreCase(initialBidFloorPrice.getCurrency(), BIDDER_CURRENCY)
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? convertBidFloor(initialBidFloorPrice, imp.getId(), bidRequest)
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: initialBidFloorPrice;
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}
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private Price convertBidFloor(Price bidFloorPrice, String impId, BidRequest bidRequest) {
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final String bidFloorCur = bidFloorPrice.getCurrency();
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try {
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final BigDecimal convertedPrice = currencyConversionService
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.convertCurrency(bidFloorPrice.getValue(), bidRequest, bidFloorCur, BIDDER_CURRENCY);
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return Price.of(BIDDER_CURRENCY, convertedPrice);
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} catch (PreBidException e) {
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throw new PreBidException(
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"Unable to convert provided bid floor currency from %s to %s for imp `%s`"
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.formatted(bidFloorCur, BIDDER_CURRENCY, impId));
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}
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}
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private ExtImpSeedtag parseImpExt(Imp imp) {
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try {
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return mapper.mapper().convertValue(imp.getExt(), SEEDTAG_EXT_TYPE_REFERENCE).getBidder();
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} catch (IllegalArgumentException e) {
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throw new PreBidException(e.getMessage());
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}
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}
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@Override
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public final Result<List<BidderBid>> makeBids(BidderCall<BidRequest> httpCall, BidRequest bidRequest) {
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try {
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final BidResponse bidResponse = mapper.decodeValue(httpCall.getResponse().getBody(), BidResponse.class);
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final List<BidderError> errors = new ArrayList<>();
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final List<BidderBid> bidderBids = extractBids(bidResponse, errors);
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return Result.of(bidderBids, errors);
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} catch (DecodeException | PreBidException e) {
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return Result.withError(BidderError.badServerResponse(e.getMessage()));
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}
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}
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private static List<BidderBid> extractBids(BidResponse bidResponse, List<BidderError> errors) {
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if (bidResponse == null || CollectionUtils.isEmpty(bidResponse.getSeatbid())) {
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return Collections.emptyList();
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}
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return bidResponse.getSeatbid().stream()
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.filter(Objects::nonNull)
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.map(SeatBid::getBid)
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.filter(Objects::nonNull)
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.flatMap(Collection::stream)
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.map(bid -> makeBidderBid(bid, errors))
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.filter(Objects::nonNull)
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.toList();
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}
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private static BidderBid makeBidderBid(Bid bid, List<BidderError> errors) {
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final BidType bidType;
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try {
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bidType = getBidType(bid);
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} catch (PreBidException e) {
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errors.add(BidderError.badServerResponse(e.getMessage()));
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return null;
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}
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return BidderBid.of(bid, bidType, BIDDER_CURRENCY);
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}
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private static BidType getBidType(Bid bid) {
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return switch (bid.getMtype()) {
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case 1 -> BidType.banner;
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case 2 -> BidType.video;
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default -> throw new PreBidException(
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"Invalid bid.mtype for bid.id: '%s'"
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.formatted(bid.getId()));
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};
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}
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}

‎src/main/java/org/prebid/server/proto/openrtb/ext/request/seedtag/ExtImpSeedtag.java‎

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package org.prebid.server.proto.openrtb.ext.request.seedtag;
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import com.fasterxml.jackson.annotation.JsonProperty;
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import lombok.Value;
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@Value(staticConstructor = "of")
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public class ExtImpSeedtag {
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@JsonProperty("adUnitId")
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String adUnitId;
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}

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

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package org.prebid.server.spring.config.bidder;
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import org.prebid.server.bidder.BidderDeps;
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import org.prebid.server.bidder.seedtag.SeedtagBidder;
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import org.prebid.server.currency.CurrencyConversionService;
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import org.prebid.server.json.JacksonMapper;
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import org.prebid.server.spring.config.bidder.model.BidderConfigurationProperties;
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import org.prebid.server.spring.config.bidder.util.BidderDepsAssembler;
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import org.prebid.server.spring.config.bidder.util.UsersyncerCreator;
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import org.prebid.server.spring.env.YamlPropertySourceFactory;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.PropertySource;
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import jakarta.validation.constraints.NotBlank;
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@Configuration
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@PropertySource(value = "classpath:/bidder-config/seedtag.yaml", factory = YamlPropertySourceFactory.class)
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public class SeedtagConfiguration {
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private static final String BIDDER_NAME = "seedtag";
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@Bean("seedtagConfigurationProperties")
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@ConfigurationProperties("adapters.seedtag")
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BidderConfigurationProperties configurationProperties() {
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return new BidderConfigurationProperties();
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}
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@Bean
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BidderDeps seedtagBidderDeps(BidderConfigurationProperties seedtagConfigurationProperties,
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@NotBlank @Value("${external-url}") String externalUrl,
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CurrencyConversionService currencyConversionService,
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JacksonMapper mapper) {
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return BidderDepsAssembler.forBidder(BIDDER_NAME)
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.withConfig(seedtagConfigurationProperties)
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.usersyncerCreator(UsersyncerCreator.create(externalUrl))
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.bidderCreator(config -> new SeedtagBidder(config.getEndpoint(),
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currencyConversionService,
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mapper))
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.assemble();
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}
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}

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

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adapters:
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seedtag:
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endpoint: "https://s.seedtag.com/c/openrtb?partner=prebidserver"
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endpoint-compression: gzip
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meta-info:
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maintainer-email: prebid@seedtag.com
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site-media-types:
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- banner
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- video
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supported-vendors:
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vendor-id: 157
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usersync:
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cookie-family-name: seedtag
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iframe:
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url: https://s.seedtag.com/cs/cookiesync/prebid?gdpr={{gdpr}}&gdpr_consent={{gdpr_consent}}&usp_consent={{us_privacy}}&redirect={{redirect_url}}
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support-cors: false
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uid-macro: '$UID'

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

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{
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"$schema": "http://json-schema.org/draft-04/schema#",
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"title": "Seedtag Adapter Params",
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"description": "A schema which validates params accepted by the Seedtag adapter",
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"type": "object",
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"properties": {
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"adUnitId": {
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"type": "string",
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"description": "Ad Unit ID",
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"minLength": 1
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}
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},
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"required": [
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"adUnitId"
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]
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}

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