github.com/prebid/prebid-server@v0.275.0/adapters/engagebdr/engagebdr.go (about)

     1  package engagebdr
     2  
     3  import (
     4  	"encoding/json"
     5  	"net/http"
     6  
     7  	"github.com/prebid/openrtb/v19/openrtb2"
     8  	"github.com/prebid/prebid-server/config"
     9  	"github.com/prebid/prebid-server/openrtb_ext"
    10  
    11  	"fmt"
    12  
    13  	"github.com/prebid/prebid-server/adapters"
    14  	"github.com/prebid/prebid-server/errortypes"
    15  )
    16  
    17  type EngageBDRAdapter struct {
    18  	URI string
    19  }
    20  
    21  func (adapter *EngageBDRAdapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    22  
    23  	errors := make([]error, 0, len(request.Imp))
    24  
    25  	if request.Imp == nil || len(request.Imp) == 0 {
    26  		errors = append(errors, &errortypes.BadInput{
    27  			Message: fmt.Sprintf("Invalid BidRequest. No valid imp."),
    28  		})
    29  		return nil, errors
    30  	}
    31  
    32  	// EngageBDR uses different sspid parameters for banner and video.
    33  	sspidImps := make(map[string][]openrtb2.Imp)
    34  	for _, imp := range request.Imp {
    35  
    36  		if imp.Audio != nil {
    37  			errors = append(errors, &errortypes.BadInput{
    38  				Message: fmt.Sprintf("Ignoring imp id=%s, invalid MediaType. EngageBDR only supports Banner, Video and Native.", imp.ID),
    39  			})
    40  			continue
    41  		}
    42  
    43  		var bidderExt adapters.ExtImpBidder
    44  		if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    45  			errors = append(errors, &errortypes.BadInput{
    46  				Message: fmt.Sprintf("Ignoring imp id=%s, error while decoding extImpBidder, err: %s.", imp.ID, err),
    47  			})
    48  			continue
    49  		}
    50  		impExt := openrtb_ext.ExtImpEngageBDR{}
    51  		err := json.Unmarshal(bidderExt.Bidder, &impExt)
    52  		if err != nil {
    53  			errors = append(errors, &errortypes.BadInput{
    54  				Message: fmt.Sprintf("Ignoring imp id=%s, error while decoding impExt, err: %s.", imp.ID, err),
    55  			})
    56  			continue
    57  		}
    58  		if impExt.Sspid == "" {
    59  			errors = append(errors, &errortypes.BadInput{
    60  				Message: fmt.Sprintf("Ignoring imp id=%s, no sspid present.", imp.ID),
    61  			})
    62  			continue
    63  		}
    64  		sspidImps[impExt.Sspid] = append(sspidImps[impExt.Sspid], imp)
    65  	}
    66  
    67  	var adapterRequests []*adapters.RequestData
    68  
    69  	headers := http.Header{}
    70  	headers.Add("Content-Type", "application/json;charset=utf-8")
    71  
    72  	for sspid, imps := range sspidImps {
    73  		if len(imps) > 0 {
    74  			// Make a copy as we don't want to change the original request
    75  			reqCopy := *request
    76  			reqCopy.Imp = imps
    77  			reqJSON, err := json.Marshal(reqCopy)
    78  			if err != nil {
    79  				errors = append(errors, err)
    80  				return nil, errors
    81  			}
    82  			adapterReq := adapters.RequestData{
    83  				Method:  "POST",
    84  				Uri:     adapter.URI + "?zoneid=" + sspid,
    85  				Body:    reqJSON,
    86  				Headers: headers,
    87  			}
    88  			adapterRequests = append(adapterRequests, &adapterReq)
    89  		}
    90  	}
    91  
    92  	return adapterRequests, errors
    93  }
    94  
    95  func (adapter *EngageBDRAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externalRequest *adapters.RequestData, response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    96  	if response.StatusCode == http.StatusNoContent {
    97  		return nil, nil
    98  	}
    99  
   100  	if response.StatusCode == http.StatusBadRequest {
   101  		return nil, []error{&errortypes.BadInput{
   102  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
   103  		}}
   104  	}
   105  
   106  	if response.StatusCode != http.StatusOK {
   107  		return nil, []error{&errortypes.BadServerResponse{
   108  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
   109  		}}
   110  	}
   111  
   112  	var bidResp openrtb2.BidResponse
   113  	if err := json.Unmarshal(response.Body, &bidResp); err != nil {
   114  		return nil, []error{err}
   115  	}
   116  
   117  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(5)
   118  
   119  	for _, sb := range bidResp.SeatBid {
   120  		for i := range sb.Bid {
   121  			bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
   122  				Bid:     &sb.Bid[i],
   123  				BidType: getMediaTypeForImp(sb.Bid[i].ImpID, internalRequest.Imp),
   124  			})
   125  		}
   126  	}
   127  	return bidResponse, nil
   128  }
   129  
   130  func getMediaTypeForImp(impId string, imps []openrtb2.Imp) openrtb_ext.BidType {
   131  	mediaType := openrtb_ext.BidTypeBanner
   132  	for _, imp := range imps {
   133  		if imp.ID == impId {
   134  			if imp.Video != nil {
   135  				mediaType = openrtb_ext.BidTypeVideo
   136  			} else if imp.Native != nil {
   137  				mediaType = openrtb_ext.BidTypeNative
   138  			}
   139  			return mediaType
   140  		}
   141  	}
   142  	return mediaType
   143  }
   144  
   145  // Builder builds a new instance of the EngageBDR adapter for the given bidder with the given config.
   146  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
   147  	bidder := &EngageBDRAdapter{
   148  		URI: config.Endpoint,
   149  	}
   150  	return bidder, nil
   151  }