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bliink.go
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bliink.go
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package bliink
import (
"encoding/json"
"fmt"
"net/http"
"github.com/prebid/openrtb/v19/openrtb2"
"github.com/prebid/prebid-server/adapters"
"github.com/prebid/prebid-server/config"
"github.com/prebid/prebid-server/errortypes"
"github.com/prebid/prebid-server/openrtb_ext"
)
type adapter struct {
endpoint string
}
// Builder builds a new instance of the Bliink adapter for the given bidder with the given config.
func Builder(_ openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
bidder := &adapter{
endpoint: config.Endpoint,
}
return bidder, nil
}
func (a *adapter) MakeRequests(request *openrtb2.BidRequest, _ *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
requestJSON, err := json.Marshal(request)
if err != nil {
return nil, []error{err}
}
headers := http.Header{}
headers.Add("Content-Type", "application/json;charset=utf-8")
headers.Add("Accept", "application/json")
headers.Add("x-openrtb-version", "2.5")
requestData := &adapters.RequestData{
Method: "POST",
Uri: a.endpoint,
Body: requestJSON,
Headers: headers,
}
return []*adapters.RequestData{requestData}, nil
}
func (a *adapter) MakeBids(request *openrtb2.BidRequest, _ *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) {
if responseData.StatusCode == http.StatusNoContent {
return nil, nil
}
if responseData.StatusCode == http.StatusBadRequest {
err := &errortypes.BadInput{
Message: "Unexpected status code: 400. Bad request from publisher. Run with request.debug = 1 for more info.",
}
return nil, []error{err}
}
if responseData.StatusCode != http.StatusOK {
err := &errortypes.BadServerResponse{
Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info.", responseData.StatusCode),
}
return nil, []error{err}
}
var response openrtb2.BidResponse
if err := json.Unmarshal(responseData.Body, &response); err != nil {
return nil, []error{err}
}
if len(response.SeatBid) == 0 {
return nil, []error{&errortypes.BadServerResponse{
Message: "Empty SeatBid array",
}}
}
bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp))
bidResponse.Currency = response.Cur
var errs []error
for _, seatBid := range response.SeatBid {
for i, bid := range seatBid.Bid {
mediaType, err := getMediaTypeForImp(bid.ImpID, request.Imp)
if err != nil {
errs = append(errs, err)
continue
}
bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
Bid: &seatBid.Bid[i],
BidType: mediaType,
})
}
}
return bidResponse, errs
}
func getMediaTypeForImp(impId string, imps []openrtb2.Imp) (openrtb_ext.BidType, error) {
var mediaType openrtb_ext.BidType
var typeCnt = 0
for _, imp := range imps {
if imp.ID == impId {
if imp.Banner != nil {
typeCnt += 1
mediaType = openrtb_ext.BidTypeBanner
}
if imp.Native != nil {
typeCnt += 1
mediaType = openrtb_ext.BidTypeNative
}
if imp.Video != nil {
typeCnt += 1
mediaType = openrtb_ext.BidTypeVideo
}
}
}
if typeCnt == 1 {
return mediaType, nil
}
return mediaType, fmt.Errorf("unable to fetch mediaType in multi-format: %s", impId)
}