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

     1  package sovrnXsp
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/prebid/prebid-server/v2/adapters"
     9  	"github.com/prebid/prebid-server/v2/config"
    10  	"github.com/prebid/prebid-server/v2/errortypes"
    11  	"github.com/prebid/prebid-server/v2/openrtb_ext"
    12  
    13  	"github.com/prebid/openrtb/v20/openrtb2"
    14  )
    15  
    16  type adapter struct {
    17  	Endpoint string
    18  }
    19  
    20  // bidExt.CreativeType values.
    21  const (
    22  	creativeTypeBanner int = 0
    23  	creativeTypeVideo  int = 1
    24  	creativeTypeNative int = 2
    25  	creativeTypeAudio  int = 3
    26  )
    27  
    28  // Bid response extension from XSP.
    29  type bidExt struct {
    30  	CreativeType int `json:"creative_type"`
    31  }
    32  
    33  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, requestInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    34  	appCopy := *request.App
    35  	if appCopy.Publisher == nil {
    36  		appCopy.Publisher = &openrtb2.Publisher{}
    37  	} else {
    38  		publisherCopy := *appCopy.Publisher
    39  		appCopy.Publisher = &publisherCopy
    40  	}
    41  	request.App = &appCopy
    42  
    43  	var errors []error
    44  	var imps []openrtb2.Imp
    45  
    46  	for idx, imp := range request.Imp {
    47  		if imp.Banner == nil && imp.Video == nil && imp.Native == nil {
    48  			continue
    49  		}
    50  
    51  		var bidderExt adapters.ExtImpBidder
    52  		if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    53  			err = &errortypes.BadInput{
    54  				Message: fmt.Sprintf("imp #%d: ext.bidder not provided", idx),
    55  			}
    56  			errors = append(errors, err)
    57  			continue
    58  		}
    59  
    60  		var xspExt openrtb_ext.ExtImpSovrnXsp
    61  		if err := json.Unmarshal(bidderExt.Bidder, &xspExt); err != nil {
    62  			err = &errortypes.BadInput{
    63  				Message: fmt.Sprintf("imp #%d: %s", idx, err.Error()),
    64  			}
    65  			errors = append(errors, err)
    66  			continue
    67  		}
    68  
    69  		request.App.Publisher.ID = xspExt.PubID
    70  		if xspExt.MedID != "" {
    71  			request.App.ID = xspExt.MedID
    72  		}
    73  		if xspExt.ZoneID != "" {
    74  			imp.TagID = xspExt.ZoneID
    75  		}
    76  		imps = append(imps, imp)
    77  	}
    78  
    79  	if len(imps) == 0 {
    80  		return nil, append(errors, &errortypes.BadInput{
    81  			Message: "no matching impression with ad format",
    82  		})
    83  	}
    84  
    85  	request.Imp = imps
    86  	requestJson, err := json.Marshal(request)
    87  	if err != nil {
    88  		return nil, append(errors, err)
    89  	}
    90  
    91  	headers := http.Header{}
    92  	headers.Add("Content-Type", "application/json;charset=utf-8")
    93  	headers.Add("Accept", "application/json")
    94  	headers.Add("x-openrtb-version", "2.5")
    95  
    96  	return []*adapters.RequestData{{
    97  		Method:  "POST",
    98  		Uri:     a.Endpoint,
    99  		Body:    requestJson,
   100  		Headers: headers,
   101  		ImpIDs:  openrtb_ext.GetImpIDs(request.Imp),
   102  	}}, errors
   103  }
   104  
   105  func (a *adapter) MakeBids(request *openrtb2.BidRequest, requestData *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) {
   106  	if adapters.IsResponseStatusCodeNoContent(responseData) {
   107  		return nil, nil
   108  	}
   109  	if err := adapters.CheckResponseStatusCodeForErrors(responseData); err != nil {
   110  		return nil, []error{err}
   111  	}
   112  
   113  	var response openrtb2.BidResponse
   114  	if err := json.Unmarshal(responseData.Body, &response); err != nil {
   115  		return nil, []error{err}
   116  	}
   117  
   118  	var errors []error
   119  	result := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp))
   120  
   121  	for _, seatBid := range response.SeatBid {
   122  		for _, bid := range seatBid.Bid {
   123  			bid := bid
   124  			var ext bidExt
   125  			if err := json.Unmarshal(bid.Ext, &ext); err != nil {
   126  				errors = append(errors, err)
   127  				continue
   128  			}
   129  
   130  			var bidType openrtb_ext.BidType
   131  			var mkupType openrtb2.MarkupType
   132  			switch ext.CreativeType {
   133  			case creativeTypeBanner:
   134  				bidType = openrtb_ext.BidTypeBanner
   135  				mkupType = openrtb2.MarkupBanner
   136  			case creativeTypeVideo:
   137  				bidType = openrtb_ext.BidTypeVideo
   138  				mkupType = openrtb2.MarkupVideo
   139  			case creativeTypeNative:
   140  				bidType = openrtb_ext.BidTypeNative
   141  				mkupType = openrtb2.MarkupNative
   142  			default:
   143  				errors = append(errors, &errortypes.BadServerResponse{
   144  					Message: fmt.Sprintf("Unsupported creative type: %d", ext.CreativeType),
   145  				})
   146  				continue
   147  			}
   148  
   149  			if bid.MType == 0 {
   150  				bid.MType = mkupType
   151  			}
   152  
   153  			result.Bids = append(result.Bids, &adapters.TypedBid{
   154  				Bid:     &bid,
   155  				BidType: bidType,
   156  			})
   157  		}
   158  	}
   159  
   160  	if len(result.Bids) == 0 {
   161  		// it's possible an empty seat array was sent as a response
   162  		return nil, errors
   163  	}
   164  	return result, errors
   165  }
   166  
   167  // Builder builds a new instance of the SovrnXSP adapter for the given bidder with the given config.
   168  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
   169  	bidder := &adapter{
   170  		Endpoint: config.Endpoint,
   171  	}
   172  	return bidder, nil
   173  }