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ucfunnel.go
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ucfunnel.go
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package ucfunnel
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"github.com/prebid/openrtb/v20/openrtb2"
"github.com/prebid/prebid-server/v2/adapters"
"github.com/prebid/prebid-server/v2/config"
"github.com/prebid/prebid-server/v2/errortypes"
"github.com/prebid/prebid-server/v2/openrtb_ext"
)
type UcfunnelAdapter struct {
URI string
}
// Builder builds a new instance of the Ucfunnel adapter for the given bidder with the given config.
func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
bidder := &UcfunnelAdapter{
URI: config.Endpoint,
}
return bidder, nil
}
func (a *UcfunnelAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externalRequest *adapters.RequestData, response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
if response.StatusCode == http.StatusNoContent {
return nil, nil
}
if response.StatusCode == http.StatusBadRequest {
return nil, []error{&errortypes.BadInput{
Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
}}
}
if response.StatusCode != http.StatusOK {
return nil, []error{&errortypes.BadServerResponse{
Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
}}
}
var errs []error
var bidResp openrtb2.BidResponse
if err := json.Unmarshal(response.Body, &bidResp); err != nil {
return nil, []error{err}
}
var bidReq openrtb2.BidRequest
if err := json.Unmarshal(externalRequest.Body, &bidReq); err != nil {
return nil, []error{err}
}
bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(bidResp.SeatBid[0].Bid))
for _, sb := range bidResp.SeatBid {
for i := range sb.Bid {
bidType := getBidType(bidReq, sb.Bid[i].ImpID)
if (bidType == openrtb_ext.BidTypeBanner) || (bidType == openrtb_ext.BidTypeVideo) {
b := &adapters.TypedBid{
Bid: &sb.Bid[i],
BidType: bidType,
}
bidResponse.Bids = append(bidResponse.Bids, b)
}
}
}
return bidResponse, errs
}
func (a *UcfunnelAdapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
errs := make([]error, 0, len(request.Imp))
// If all the requests were malformed, don't bother making a server call with no impressions.
if len(request.Imp) == 0 {
return nil, []error{&errortypes.BadInput{
Message: "No impression in the bid request\n",
}}
}
partnerId, partnerErr := getPartnerId(request)
if partnerErr != nil {
return nil, partnerErr
}
reqJSON, err := json.Marshal(request)
if err != nil {
return nil, []error{err}
}
headers := http.Header{}
headers.Add("Content-Type", "application/json")
uri := a.URI + "/" + url.PathEscape(partnerId) + "/request"
return []*adapters.RequestData{{
Method: "POST",
Uri: uri,
Body: reqJSON,
Headers: headers,
ImpIDs: openrtb_ext.GetImpIDs(request.Imp),
}}, errs
}
func getPartnerId(request *openrtb2.BidRequest) (string, []error) {
var ext ExtBidderUcfunnel
var errs = []error{}
err := json.Unmarshal(request.Imp[0].Ext, &ext)
if err != nil {
errs = append(errs, err)
return "", errs
}
errs = checkBidderParameter(ext)
if errs != nil {
return "", errs
}
return ext.Bidder.PartnerId, nil
}
func checkBidderParameter(ext ExtBidderUcfunnel) []error {
var errs = []error{}
if len(ext.Bidder.PartnerId) == 0 || len(ext.Bidder.AdUnitId) == 0 {
errs = append(errs, fmt.Errorf("No PartnerId or AdUnitId in the bid request\n"))
return errs
}
return nil
}
func getBidType(bidReq openrtb2.BidRequest, impid string) openrtb_ext.BidType {
for i := range bidReq.Imp {
if bidReq.Imp[i].ID == impid {
if bidReq.Imp[i].Banner != nil {
return openrtb_ext.BidTypeBanner
} else if bidReq.Imp[i].Video != nil {
return openrtb_ext.BidTypeVideo
} else if bidReq.Imp[i].Audio != nil {
return openrtb_ext.BidTypeAudio
} else if bidReq.Imp[i].Native != nil {
return openrtb_ext.BidTypeNative
}
}
}
return openrtb_ext.BidTypeNative
}
type ExtBidderUcfunnel struct {
Bidder openrtb_ext.ExtImpUcfunnel `json:"bidder"`
}