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

     1  package videoheroes
     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  // Builder builds a new instance of the VideoHeroes adapter for the given bidder with the given config.
    22  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
    23  	uri, err := template.New("endpointTemplate").Parse(config.Endpoint)
    24  	if err != nil {
    25  		return nil, fmt.Errorf("unable to parse endpoint url template: %v", err)
    26  	}
    27  
    28  	bidder := &adapter{
    29  		endpoint: uri,
    30  	}
    31  	return bidder, nil
    32  }
    33  
    34  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, requestInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    35  	var videoHeroesExt *openrtb_ext.ExtImpVideoHeroes
    36  	var err error
    37  
    38  	videoHeroesExt, err = a.getImpressionExt(&request.Imp[0])
    39  	if err != nil {
    40  		return nil, []error{err}
    41  	}
    42  
    43  	request.Imp[0].Ext = nil
    44  
    45  	reqJSON, err := json.Marshal(request)
    46  	if err != nil {
    47  		return nil, []error{err}
    48  	}
    49  
    50  	headers := http.Header{}
    51  	headers.Add("Content-Type", "application/json;charset=utf-8")
    52  	headers.Add("Accept", "application/json")
    53  
    54  	url, err := a.buildEndpointURL(videoHeroesExt)
    55  	if err != nil {
    56  		return nil, []error{err}
    57  	}
    58  
    59  	return []*adapters.RequestData{{
    60  		Method:  http.MethodPost,
    61  		Body:    reqJSON,
    62  		Uri:     url,
    63  		Headers: headers,
    64  		ImpIDs:  openrtb_ext.GetImpIDs(request.Imp),
    65  	}}, nil
    66  }
    67  
    68  func (a *adapter) getImpressionExt(imp *openrtb2.Imp) (*openrtb_ext.ExtImpVideoHeroes, error) {
    69  	var bidderExt adapters.ExtImpBidder
    70  	if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    71  		return nil, &errortypes.BadInput{
    72  			Message: "ext.bidder not provided",
    73  		}
    74  	}
    75  	var videoHeroesExt openrtb_ext.ExtImpVideoHeroes
    76  	if err := json.Unmarshal(bidderExt.Bidder, &videoHeroesExt); err != nil {
    77  		return nil, &errortypes.BadInput{
    78  			Message: "ext.bidder not provided",
    79  		}
    80  	}
    81  	return &videoHeroesExt, nil
    82  }
    83  
    84  func (a *adapter) buildEndpointURL(params *openrtb_ext.ExtImpVideoHeroes) (string, error) {
    85  	endpointParams := macros.EndpointTemplateParams{PublisherID: params.PlacementID}
    86  	return macros.ResolveMacros(a.endpoint, endpointParams)
    87  }
    88  
    89  func (a *adapter) MakeBids(
    90  	receivedRequest *openrtb2.BidRequest,
    91  	bidderRequest *adapters.RequestData,
    92  	bidderResponse *adapters.ResponseData,
    93  ) (
    94  	*adapters.BidderResponse,
    95  	[]error,
    96  ) {
    97  
    98  	if bidderResponse.StatusCode == http.StatusNoContent {
    99  		return nil, []error{&errortypes.BadInput{Message: "No bid"}}
   100  	}
   101  
   102  	if bidderResponse.StatusCode == http.StatusBadRequest {
   103  		return nil, []error{&errortypes.BadInput{
   104  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", bidderResponse.StatusCode),
   105  		}}
   106  	}
   107  
   108  	if bidderResponse.StatusCode == http.StatusServiceUnavailable {
   109  		return nil, []error{&errortypes.BadInput{
   110  			Message: fmt.Sprintf("Service Unavailable. Status Code: [ %d ] ", bidderResponse.StatusCode),
   111  		}}
   112  	}
   113  
   114  	if bidderResponse.StatusCode != http.StatusOK {
   115  		return nil, []error{&errortypes.BadServerResponse{
   116  			Message: fmt.Sprintf("Something went wrong, please contact your Account Manager. Status Code: [ %d ] ", bidderResponse.StatusCode),
   117  		}}
   118  	}
   119  
   120  	var bidResponse openrtb2.BidResponse
   121  	if err := json.Unmarshal(bidderResponse.Body, &bidResponse); err != nil {
   122  		return nil, []error{&errortypes.BadServerResponse{
   123  			Message: "Bad Server Response",
   124  		}}
   125  	}
   126  
   127  	if len(bidResponse.SeatBid) == 0 {
   128  		return nil, []error{&errortypes.BadServerResponse{
   129  			Message: "Empty SeatBid array",
   130  		}}
   131  	}
   132  
   133  	bidResponseFinal := adapters.NewBidderResponseWithBidsCapacity(len(bidResponse.SeatBid[0].Bid))
   134  	sb := bidResponse.SeatBid[0]
   135  
   136  	for _, bid := range sb.Bid {
   137  		bidResponseFinal.Bids = append(bidResponseFinal.Bids, &adapters.TypedBid{
   138  			Bid:     &bid,
   139  			BidType: getMediaTypeForImp(bid.ImpID, receivedRequest.Imp),
   140  		})
   141  	}
   142  	return bidResponseFinal, nil
   143  }
   144  
   145  func getMediaTypeForImp(impId string, imps []openrtb2.Imp) openrtb_ext.BidType {
   146  	mediaType := openrtb_ext.BidTypeBanner
   147  	for _, imp := range imps {
   148  		if imp.ID == impId {
   149  			if imp.Video != nil {
   150  				mediaType = openrtb_ext.BidTypeVideo
   151  			} else if imp.Native != nil {
   152  				mediaType = openrtb_ext.BidTypeNative
   153  			}
   154  			return mediaType
   155  		}
   156  	}
   157  	return mediaType
   158  }