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

     1  package interactiveoffers
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  	"text/template"
     8  
     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/macros"
    14  	"github.com/prebid/prebid-server/v2/openrtb_ext"
    15  )
    16  
    17  type adapter struct {
    18  	endpoint *template.Template
    19  }
    20  
    21  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, requestInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    22  	var errors []error
    23  	var bidderExt adapters.ExtImpBidder
    24  	if err := json.Unmarshal(request.Imp[0].Ext, &bidderExt); err != nil {
    25  		errors = append(errors, &errortypes.BadInput{
    26  			Message: err.Error(),
    27  		})
    28  		return nil, errors
    29  	}
    30  	var ioExt *openrtb_ext.ExtImpInteractiveoffers
    31  	if err := json.Unmarshal(bidderExt.Bidder, &ioExt); err != nil {
    32  		errors = append(errors, &errortypes.BadInput{
    33  			Message: err.Error(),
    34  		})
    35  		return nil, errors
    36  	}
    37  	requestJSON, err := json.Marshal(request)
    38  	if err != nil {
    39  		return nil, []error{err}
    40  	}
    41  
    42  	url, err := a.buildEndpointURL(ioExt)
    43  	if err != nil {
    44  		return nil, []error{err}
    45  	}
    46  	headers := http.Header{}
    47  	headers.Add("Content-Type", "application/json;charset=utf-8")
    48  	headers.Add("Accept", "application/json")
    49  	requestData := &adapters.RequestData{
    50  		Method:  "POST",
    51  		Uri:     url,
    52  		Body:    requestJSON,
    53  		Headers: headers,
    54  		ImpIDs:  openrtb_ext.GetImpIDs(request.Imp),
    55  	}
    56  	return []*adapters.RequestData{requestData}, nil
    57  }
    58  
    59  func (a *adapter) MakeBids(request *openrtb2.BidRequest, requestData *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    60  	if responseData.StatusCode == http.StatusNoContent {
    61  		return nil, nil
    62  	}
    63  
    64  	if responseData.StatusCode == http.StatusBadRequest {
    65  		err := &errortypes.BadInput{
    66  			Message: "Unexpected status code: 400. Bad request from publisher. Run with request.debug = 1 for more info.",
    67  		}
    68  		return nil, []error{err}
    69  	}
    70  
    71  	if responseData.StatusCode != http.StatusOK {
    72  		err := &errortypes.BadServerResponse{
    73  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info.", responseData.StatusCode),
    74  		}
    75  		return nil, []error{err}
    76  	}
    77  
    78  	var response openrtb2.BidResponse
    79  	if err := json.Unmarshal(responseData.Body, &response); err != nil {
    80  		return nil, []error{err}
    81  	}
    82  
    83  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp))
    84  	bidResponse.Currency = response.Cur
    85  	for _, seatBid := range response.SeatBid {
    86  		for _, bid := range seatBid.Bid {
    87  			bid := bid // pin https://github.com/kyoh86/scopelint#whats-this
    88  			b := &adapters.TypedBid{
    89  				Bid:     &bid,
    90  				BidType: openrtb_ext.BidTypeBanner,
    91  			}
    92  			bidResponse.Bids = append(bidResponse.Bids, b)
    93  		}
    94  	}
    95  	return bidResponse, nil
    96  }
    97  
    98  // Builder builds a new instance of the Interactiveoffers adapter for the given bidder with the given config.
    99  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
   100  	template, err := template.New("endpointTemplate").Parse(config.Endpoint)
   101  	if err != nil {
   102  		return nil, fmt.Errorf("unable to parse endpoint url template: %v", err)
   103  	}
   104  	bidder := &adapter{
   105  		endpoint: template,
   106  	}
   107  	return bidder, nil
   108  }
   109  
   110  func (a *adapter) buildEndpointURL(params *openrtb_ext.ExtImpInteractiveoffers) (string, error) {
   111  	endpointParams := macros.EndpointTemplateParams{AccountID: params.PartnerId}
   112  	return macros.ResolveMacros(a.endpoint, endpointParams)
   113  }