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

     1  package axis
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/prebid/openrtb/v20/openrtb2"
     9  	"github.com/prebid/prebid-server/v2/adapters"
    10  	"github.com/prebid/prebid-server/v2/config"
    11  	"github.com/prebid/prebid-server/v2/errortypes"
    12  	"github.com/prebid/prebid-server/v2/openrtb_ext"
    13  )
    14  
    15  type adapter struct {
    16  	endpoint string
    17  }
    18  
    19  type reqBodyExt struct {
    20  	AxisBidderExt openrtb_ext.ImpExtAxis `json:"bidder"`
    21  }
    22  
    23  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
    24  	bidder := &adapter{
    25  		endpoint: config.Endpoint,
    26  	}
    27  
    28  	return bidder, nil
    29  }
    30  
    31  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    32  	var adapterRequests []*adapters.RequestData
    33  
    34  	originalImpSlice := request.Imp
    35  
    36  	for i := range request.Imp {
    37  		currImp := originalImpSlice[i]
    38  		request.Imp = []openrtb2.Imp{currImp}
    39  
    40  		var bidderExt reqBodyExt
    41  		if err := json.Unmarshal(currImp.Ext, &bidderExt); err != nil {
    42  			continue
    43  		}
    44  
    45  		extJson, err := json.Marshal(bidderExt)
    46  		if err != nil {
    47  			return nil, []error{err}
    48  		}
    49  
    50  		request.Imp[0].Ext = extJson
    51  
    52  		adapterReq, err := a.buildRequest(request)
    53  		if err != nil {
    54  			return nil, []error{err}
    55  		}
    56  
    57  		if adapterReq != nil {
    58  			adapterRequests = append(adapterRequests, adapterReq)
    59  		}
    60  	}
    61  	request.Imp = originalImpSlice
    62  	return adapterRequests, nil
    63  }
    64  
    65  func (a *adapter) buildRequest(request *openrtb2.BidRequest) (*adapters.RequestData, error) {
    66  	reqJSON, err := json.Marshal(request)
    67  	if err != nil {
    68  		return nil, err
    69  	}
    70  
    71  	headers := http.Header{}
    72  	headers.Add("Content-Type", "application/json;charset=utf-8")
    73  	headers.Add("Accept", "application/json")
    74  
    75  	return &adapters.RequestData{
    76  		Method:  "POST",
    77  		Uri:     a.endpoint,
    78  		Body:    reqJSON,
    79  		Headers: headers,
    80  		ImpIDs:  openrtb_ext.GetImpIDs(request.Imp),
    81  	}, nil
    82  }
    83  
    84  func (a *adapter) MakeBids(request *openrtb2.BidRequest, requestData *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    85  	if responseData.StatusCode == http.StatusNoContent {
    86  		return nil, nil
    87  	}
    88  
    89  	if responseData.StatusCode != http.StatusOK {
    90  		err := &errortypes.BadServerResponse{
    91  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info.", responseData.StatusCode),
    92  		}
    93  		return nil, []error{err}
    94  	}
    95  
    96  	var response openrtb2.BidResponse
    97  	if err := json.Unmarshal(responseData.Body, &response); err != nil {
    98  		return nil, []error{err}
    99  	}
   100  
   101  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp))
   102  	bidResponse.Currency = response.Cur
   103  
   104  	impsMappedByID := make(map[string]openrtb2.Imp, len(request.Imp))
   105  	for i, imp := range request.Imp {
   106  		impsMappedByID[request.Imp[i].ID] = imp
   107  	}
   108  
   109  	for _, seatBid := range response.SeatBid {
   110  		for i := range seatBid.Bid {
   111  			bidType, err := getMediaTypeForImp(seatBid.Bid[i].ImpID, impsMappedByID)
   112  			if err != nil {
   113  				return nil, []error{err}
   114  			}
   115  
   116  			b := &adapters.TypedBid{
   117  				Bid:     &seatBid.Bid[i],
   118  				BidType: bidType,
   119  			}
   120  			bidResponse.Bids = append(bidResponse.Bids, b)
   121  		}
   122  	}
   123  	return bidResponse, nil
   124  }
   125  
   126  func getMediaTypeForImp(impID string, impMap map[string]openrtb2.Imp) (openrtb_ext.BidType, error) {
   127  	if index, found := impMap[impID]; found {
   128  		if index.Banner != nil {
   129  			return openrtb_ext.BidTypeBanner, nil
   130  		}
   131  		if index.Video != nil {
   132  			return openrtb_ext.BidTypeVideo, nil
   133  		}
   134  		if index.Native != nil {
   135  			return openrtb_ext.BidTypeNative, nil
   136  		}
   137  	}
   138  
   139  	return "", &errortypes.BadInput{
   140  		Message: fmt.Sprintf("Failed to find impression \"%s\"", impID),
   141  	}
   142  }