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

     1  package evolution
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/prebid/openrtb/v19/openrtb2"
     9  
    10  	"github.com/prebid/prebid-server/adapters"
    11  	"github.com/prebid/prebid-server/config"
    12  	"github.com/prebid/prebid-server/errortypes"
    13  	"github.com/prebid/prebid-server/openrtb_ext"
    14  )
    15  
    16  type adapter struct {
    17  	URI string
    18  }
    19  
    20  type bidExt struct {
    21  	MediaType openrtb_ext.BidType `json:"mediaType"`
    22  }
    23  
    24  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
    25  	bidder := &adapter{
    26  		URI: config.Endpoint,
    27  	}
    28  	return bidder, nil
    29  }
    30  
    31  func (a *adapter) MakeRequests(
    32  	openRTBRequest *openrtb2.BidRequest,
    33  	reqInfo *adapters.ExtraRequestInfo,
    34  ) (
    35  	requestsToBidder []*adapters.RequestData,
    36  	errs []error,
    37  ) {
    38  
    39  	reqJSON, err := json.Marshal(openRTBRequest)
    40  	if err != nil {
    41  		return nil, []error{err}
    42  	}
    43  
    44  	headers := http.Header{}
    45  	headers.Add("Content-Type", "application/json;charset=utf-8")
    46  	headers.Add("Accept", "application/json")
    47  
    48  	return []*adapters.RequestData{{
    49  		Method:  http.MethodPost,
    50  		Body:    reqJSON,
    51  		Uri:     a.URI,
    52  		Headers: headers,
    53  	}}, nil
    54  }
    55  
    56  func (a *adapter) MakeBids(
    57  	openRTBRequest *openrtb2.BidRequest,
    58  	requestToBidder *adapters.RequestData,
    59  	bidderRawResponse *adapters.ResponseData,
    60  ) (
    61  	bidderResponse *adapters.BidderResponse,
    62  	errs []error,
    63  ) {
    64  	if bidderRawResponse.StatusCode == http.StatusNoContent {
    65  		return nil, nil
    66  	}
    67  
    68  	if bidderRawResponse.StatusCode == http.StatusBadRequest {
    69  		return nil, []error{&errortypes.BadInput{
    70  			Message: fmt.Sprintf("Bad Request. %s", string(bidderRawResponse.Body)),
    71  		}}
    72  	}
    73  
    74  	if bidderRawResponse.StatusCode == http.StatusServiceUnavailable {
    75  		return nil, nil
    76  	}
    77  
    78  	if bidderRawResponse.StatusCode != http.StatusOK {
    79  		return nil, []error{&errortypes.BadServerResponse{
    80  			Message: fmt.Sprintf("Something went wrong, please contact your Account Manager. Status Code: [ %d ] ", bidderRawResponse.StatusCode),
    81  		}}
    82  	}
    83  
    84  	responseBody := bidderRawResponse.Body
    85  	var bidResp openrtb2.BidResponse
    86  	if err := json.Unmarshal(responseBody, &bidResp); err != nil {
    87  		return nil, []error{&errortypes.BadServerResponse{
    88  			Message: fmt.Sprintf("Bad response, %s", err),
    89  		}}
    90  	}
    91  
    92  	if len(bidResp.SeatBid) == 0 {
    93  		return nil, []error{&errortypes.BadServerResponse{
    94  			Message: fmt.Sprintf("Empty seatbid"),
    95  		}}
    96  	}
    97  
    98  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(bidResp.SeatBid[0].Bid))
    99  	sb := bidResp.SeatBid[0]
   100  	for i := range sb.Bid {
   101  		var bidType openrtb_ext.BidType
   102  		var bidExt bidExt
   103  		if err := json.Unmarshal(sb.Bid[i].Ext, &bidExt); err != nil {
   104  			bidType = openrtb_ext.BidTypeBanner
   105  		} else {
   106  			bidType = bidExt.MediaType
   107  		}
   108  		bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
   109  			Bid:     &sb.Bid[i],
   110  			BidType: bidType,
   111  		})
   112  	}
   113  	return bidResponse, nil
   114  }