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

     1  package medianet
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  	"net/url"
     8  
     9  	"github.com/prebid/openrtb/v19/openrtb2"
    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  	endpoint string
    18  }
    19  
    20  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    21  	var errs []error
    22  
    23  	reqJson, err := json.Marshal(request)
    24  	if err != nil {
    25  		errs = append(errs, err)
    26  		return nil, errs
    27  	}
    28  
    29  	headers := http.Header{}
    30  	headers.Add("Content-Type", "application/json;charset=utf-8")
    31  
    32  	return []*adapters.RequestData{{
    33  		Method:  "POST",
    34  		Uri:     a.endpoint,
    35  		Body:    reqJson,
    36  		Headers: headers,
    37  	}}, errs
    38  }
    39  
    40  func (a *adapter) MakeBids(internalRequest *openrtb2.BidRequest, externalRequest *adapters.RequestData, response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    41  	var errs []error
    42  
    43  	if response.StatusCode == http.StatusNoContent {
    44  		return nil, nil
    45  	}
    46  
    47  	if response.StatusCode == http.StatusBadRequest {
    48  		return nil, []error{&errortypes.BadInput{
    49  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
    50  		}}
    51  	}
    52  
    53  	if response.StatusCode != http.StatusOK {
    54  		return nil, []error{&errortypes.BadServerResponse{
    55  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
    56  		}}
    57  	}
    58  
    59  	var bidResp openrtb2.BidResponse
    60  
    61  	if err := json.Unmarshal(response.Body, &bidResp); err != nil {
    62  		return nil, []error{err}
    63  	}
    64  
    65  	bidResponse := adapters.NewBidderResponse()
    66  
    67  	for _, sb := range bidResp.SeatBid {
    68  		for i := range sb.Bid {
    69  			bidType, err := getMediaTypeForImp(sb.Bid[i].ImpID, internalRequest.Imp)
    70  			if err != nil {
    71  				errs = append(errs, err)
    72  			} else {
    73  				b := &adapters.TypedBid{
    74  					Bid:     &sb.Bid[i],
    75  					BidType: bidType,
    76  				}
    77  				bidResponse.Bids = append(bidResponse.Bids, b)
    78  			}
    79  		}
    80  	}
    81  	return bidResponse, errs
    82  }
    83  
    84  // Builder builds a new instance of the Medianet adapter for the given bidder with the given config.
    85  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
    86  	url := buildEndpoint(config.Endpoint, config.ExtraAdapterInfo)
    87  	return &adapter{
    88  		endpoint: url,
    89  	}, nil
    90  }
    91  
    92  func getMediaTypeForImp(impID string, imps []openrtb2.Imp) (openrtb_ext.BidType, error) {
    93  	mediaType := openrtb_ext.BidTypeBanner
    94  	for _, imp := range imps {
    95  		if imp.ID == impID {
    96  			if imp.Banner == nil && imp.Video != nil {
    97  				mediaType = openrtb_ext.BidTypeVideo
    98  			}
    99  			return mediaType, nil
   100  		}
   101  	}
   102  
   103  	return "", &errortypes.BadInput{
   104  		Message: fmt.Sprintf("Failed to find impression \"%s\" ", impID),
   105  	}
   106  }
   107  
   108  func buildEndpoint(mnetUrl, hostUrl string) string {
   109  
   110  	if len(hostUrl) == 0 {
   111  		return mnetUrl
   112  	}
   113  	urlObject, err := url.Parse(mnetUrl)
   114  	if err != nil {
   115  		return mnetUrl
   116  	}
   117  	values := urlObject.Query()
   118  	values.Add("src", hostUrl)
   119  	urlObject.RawQuery = values.Encode()
   120  	return urlObject.String()
   121  }