github.com/prebid/prebid-server/v2@v2.18.0/adapters/avocet/avocet.go (about)

     1  package avocet
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/prebid/openrtb/v20/adcom1"
     9  	"github.com/prebid/openrtb/v20/openrtb2"
    10  	"github.com/prebid/prebid-server/v2/adapters"
    11  	"github.com/prebid/prebid-server/v2/config"
    12  	"github.com/prebid/prebid-server/v2/errortypes"
    13  	"github.com/prebid/prebid-server/v2/openrtb_ext"
    14  )
    15  
    16  // AvocetAdapter implements a adapters.Bidder compatible with the Avocet advertising platform.
    17  type AvocetAdapter struct {
    18  	// Endpoint is a http endpoint to use when making requests to the Avocet advertising platform.
    19  	Endpoint string
    20  }
    21  
    22  func (a *AvocetAdapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    23  	if len(request.Imp) == 0 {
    24  		return nil, nil
    25  	}
    26  
    27  	headers := http.Header{}
    28  	headers.Add("Content-Type", "application/json;charset=utf-8")
    29  	headers.Add("Accept", "application/json")
    30  	body, err := json.Marshal(request)
    31  	if err != nil {
    32  		return nil, []error{&errortypes.FailedToRequestBids{
    33  			Message: err.Error(),
    34  		}}
    35  	}
    36  	reqData := &adapters.RequestData{
    37  		Method:  http.MethodPost,
    38  		Uri:     a.Endpoint,
    39  		Body:    body,
    40  		Headers: headers,
    41  		ImpIDs:  openrtb_ext.GetImpIDs(request.Imp),
    42  	}
    43  	return []*adapters.RequestData{reqData}, nil
    44  }
    45  
    46  type avocetBidExt struct {
    47  	Avocet avocetBidExtension `json:"avocet"`
    48  }
    49  
    50  type avocetBidExtension struct {
    51  	Duration     int `json:"duration"`
    52  	DealPriority int `json:"deal_priority"`
    53  }
    54  
    55  func (a *AvocetAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externalRequest *adapters.RequestData, response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    56  
    57  	if response.StatusCode == http.StatusNoContent {
    58  		return nil, nil
    59  	}
    60  
    61  	if response.StatusCode != http.StatusOK {
    62  		var errStr string
    63  		if len(response.Body) > 0 {
    64  			errStr = string(response.Body)
    65  		} else {
    66  			errStr = "no response body"
    67  		}
    68  		return nil, []error{&errortypes.BadServerResponse{
    69  			Message: fmt.Sprintf("received status code: %v error: %s", response.StatusCode, errStr),
    70  		}}
    71  	}
    72  
    73  	var br openrtb2.BidResponse
    74  	err := json.Unmarshal(response.Body, &br)
    75  	if err != nil {
    76  		return nil, []error{&errortypes.BadServerResponse{
    77  			Message: err.Error(),
    78  		}}
    79  	}
    80  	var errs []error
    81  
    82  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(5)
    83  	for i := range br.SeatBid {
    84  		for j := range br.SeatBid[i].Bid {
    85  			var ext avocetBidExt
    86  			if len(br.SeatBid[i].Bid[j].Ext) > 0 {
    87  				err := json.Unmarshal(br.SeatBid[i].Bid[j].Ext, &ext)
    88  				if err != nil {
    89  					errs = append(errs, err)
    90  					continue
    91  				}
    92  			}
    93  			tbid := &adapters.TypedBid{
    94  				Bid:          &br.SeatBid[i].Bid[j],
    95  				DealPriority: ext.Avocet.DealPriority,
    96  			}
    97  			tbid.BidType = getBidType(br.SeatBid[i].Bid[j], ext)
    98  			if tbid.BidType == openrtb_ext.BidTypeVideo {
    99  				tbid.BidVideo = &openrtb_ext.ExtBidPrebidVideo{
   100  					Duration: ext.Avocet.Duration,
   101  				}
   102  			}
   103  			bidResponse.Bids = append(bidResponse.Bids, tbid)
   104  		}
   105  	}
   106  	if len(errs) > 0 {
   107  		return nil, errs
   108  	}
   109  	return bidResponse, nil
   110  }
   111  
   112  // getBidType returns the openrtb_ext.BidType for the provided bid.
   113  func getBidType(bid openrtb2.Bid, ext avocetBidExt) openrtb_ext.BidType {
   114  	if ext.Avocet.Duration != 0 {
   115  		return openrtb_ext.BidTypeVideo
   116  	}
   117  	switch bid.API {
   118  	case adcom1.APIVPAID10, adcom1.APIVPAID20:
   119  		return openrtb_ext.BidTypeVideo
   120  	default:
   121  		return openrtb_ext.BidTypeBanner
   122  	}
   123  }
   124  
   125  // Builder builds a new instance of the Avocet adapter for the given bidder with the given config.
   126  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
   127  	bidder := &AvocetAdapter{
   128  		Endpoint: config.Endpoint,
   129  	}
   130  	return bidder, nil
   131  }