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

     1  package rise
     2  
     3  import (
     4  	"encoding/json"
     5  	"errors"
     6  	"fmt"
     7  	"net/http"
     8  	"strings"
     9  
    10  	"github.com/prebid/openrtb/v20/openrtb2"
    11  
    12  	"github.com/prebid/prebid-server/v2/adapters"
    13  	"github.com/prebid/prebid-server/v2/config"
    14  	"github.com/prebid/prebid-server/v2/openrtb_ext"
    15  )
    16  
    17  // adapter is a Rise implementation of the adapters.Bidder interface.
    18  type adapter struct {
    19  	endpointURL string
    20  }
    21  
    22  func Builder(_ openrtb_ext.BidderName, config config.Adapter, _ config.Server) (adapters.Bidder, error) {
    23  	return &adapter{
    24  		endpointURL: config.Endpoint,
    25  	}, nil
    26  }
    27  
    28  // MakeRequests prepares the HTTP requests which should be made to fetch bids.
    29  func (a *adapter) MakeRequests(openRTBRequest *openrtb2.BidRequest, _ *adapters.ExtraRequestInfo) (requestsToBidder []*adapters.RequestData, errs []error) {
    30  	org, err := extractOrg(openRTBRequest)
    31  	if err != nil {
    32  		errs = append(errs, fmt.Errorf("extractOrg: %w", err))
    33  		return nil, errs
    34  	}
    35  
    36  	openRTBRequestJSON, err := json.Marshal(openRTBRequest)
    37  	if err != nil {
    38  		errs = append(errs, fmt.Errorf("marshal bidRequest: %w", err))
    39  		return nil, errs
    40  	}
    41  
    42  	headers := http.Header{}
    43  	headers.Add("Content-Type", "application/json;charset=utf-8")
    44  
    45  	return append(requestsToBidder, &adapters.RequestData{
    46  		Method:  http.MethodPost,
    47  		Uri:     a.endpointURL + "?publisher_id=" + org,
    48  		Body:    openRTBRequestJSON,
    49  		Headers: headers,
    50  		ImpIDs:  openrtb_ext.GetImpIDs(openRTBRequest.Imp),
    51  	}), nil
    52  }
    53  
    54  // MakeBids unpacks the server's response into Bids.
    55  func (a *adapter) MakeBids(request *openrtb2.BidRequest, _ *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    56  	if adapters.IsResponseStatusCodeNoContent(responseData) {
    57  		return nil, nil
    58  	}
    59  
    60  	if err := adapters.CheckResponseStatusCodeForErrors(responseData); err != nil {
    61  		return nil, []error{err}
    62  	}
    63  
    64  	var response openrtb2.BidResponse
    65  	if err := json.Unmarshal(responseData.Body, &response); err != nil {
    66  		return nil, []error{err}
    67  	}
    68  
    69  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp))
    70  	bidResponse.Currency = response.Cur
    71  
    72  	var errs []error
    73  
    74  	for _, seatBid := range response.SeatBid {
    75  		for i, bid := range seatBid.Bid {
    76  			bidType, err := getMediaTypeForBid(bid)
    77  			if err != nil {
    78  				errs = append(errs, err)
    79  				continue
    80  			}
    81  
    82  			bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
    83  				Bid:     &seatBid.Bid[i],
    84  				BidType: bidType,
    85  			})
    86  		}
    87  	}
    88  
    89  	return bidResponse, errs
    90  }
    91  
    92  func extractOrg(openRTBRequest *openrtb2.BidRequest) (string, error) {
    93  	var err error
    94  	for _, imp := range openRTBRequest.Imp {
    95  		var bidderExt adapters.ExtImpBidder
    96  		if err = json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    97  			return "", fmt.Errorf("unmarshal bidderExt: %w", err)
    98  		}
    99  
   100  		var impExt openrtb_ext.ImpExtRise
   101  		if err = json.Unmarshal(bidderExt.Bidder, &impExt); err != nil {
   102  			return "", fmt.Errorf("unmarshal ImpExtRise: %w", err)
   103  		}
   104  
   105  		if impExt.Org != "" {
   106  			return strings.TrimSpace(impExt.Org), nil
   107  		}
   108  		if impExt.PublisherID != "" {
   109  			return strings.TrimSpace(impExt.PublisherID), nil
   110  		}
   111  	}
   112  
   113  	return "", errors.New("no org or publisher_id supplied")
   114  }
   115  
   116  func getMediaTypeForBid(bid openrtb2.Bid) (openrtb_ext.BidType, error) {
   117  	switch bid.MType {
   118  	case openrtb2.MarkupBanner:
   119  		return openrtb_ext.BidTypeBanner, nil
   120  	case openrtb2.MarkupVideo:
   121  		return openrtb_ext.BidTypeVideo, nil
   122  	default:
   123  		return "", fmt.Errorf("unsupported MType %d", bid.MType)
   124  	}
   125  }