github.com/prebid/prebid-server@v0.275.0/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/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/macros"
    14  	"github.com/prebid/prebid-server/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  	}}, nil
    65  }
    66  
    67  func (a *adapter) getImpressionExt(imp *openrtb2.Imp) (*openrtb_ext.ExtImpVideoHeroes, error) {
    68  	var bidderExt adapters.ExtImpBidder
    69  	if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    70  		return nil, &errortypes.BadInput{
    71  			Message: "ext.bidder not provided",
    72  		}
    73  	}
    74  	var videoHeroesExt openrtb_ext.ExtImpVideoHeroes
    75  	if err := json.Unmarshal(bidderExt.Bidder, &videoHeroesExt); err != nil {
    76  		return nil, &errortypes.BadInput{
    77  			Message: "ext.bidder not provided",
    78  		}
    79  	}
    80  	return &videoHeroesExt, nil
    81  }
    82  
    83  func (a *adapter) buildEndpointURL(params *openrtb_ext.ExtImpVideoHeroes) (string, error) {
    84  	endpointParams := macros.EndpointTemplateParams{PublisherID: params.PlacementID}
    85  	return macros.ResolveMacros(a.endpoint, endpointParams)
    86  }
    87  
    88  func (a *adapter) MakeBids(
    89  	receivedRequest *openrtb2.BidRequest,
    90  	bidderRequest *adapters.RequestData,
    91  	bidderResponse *adapters.ResponseData,
    92  ) (
    93  	*adapters.BidderResponse,
    94  	[]error,
    95  ) {
    96  
    97  	if bidderResponse.StatusCode == http.StatusNoContent {
    98  		return nil, []error{&errortypes.BadInput{Message: "No bid"}}
    99  	}
   100  
   101  	if bidderResponse.StatusCode == http.StatusBadRequest {
   102  		return nil, []error{&errortypes.BadInput{
   103  			Message: fmt.Sprintf("Unexpected status code: %d. Run with request.debug = 1 for more info", bidderResponse.StatusCode),
   104  		}}
   105  	}
   106  
   107  	if bidderResponse.StatusCode == http.StatusServiceUnavailable {
   108  		return nil, []error{&errortypes.BadInput{
   109  			Message: fmt.Sprintf("Service Unavailable. Status Code: [ %d ] ", bidderResponse.StatusCode),
   110  		}}
   111  	}
   112  
   113  	if bidderResponse.StatusCode != http.StatusOK {
   114  		return nil, []error{&errortypes.BadServerResponse{
   115  			Message: fmt.Sprintf("Something went wrong, please contact your Account Manager. Status Code: [ %d ] ", bidderResponse.StatusCode),
   116  		}}
   117  	}
   118  
   119  	var bidResponse openrtb2.BidResponse
   120  	if err := json.Unmarshal(bidderResponse.Body, &bidResponse); err != nil {
   121  		return nil, []error{&errortypes.BadServerResponse{
   122  			Message: "Bad Server Response",
   123  		}}
   124  	}
   125  
   126  	if len(bidResponse.SeatBid) == 0 {
   127  		return nil, []error{&errortypes.BadServerResponse{
   128  			Message: "Empty SeatBid array",
   129  		}}
   130  	}
   131  
   132  	bidResponseFinal := adapters.NewBidderResponseWithBidsCapacity(len(bidResponse.SeatBid[0].Bid))
   133  	sb := bidResponse.SeatBid[0]
   134  
   135  	for _, bid := range sb.Bid {
   136  		bidResponseFinal.Bids = append(bidResponseFinal.Bids, &adapters.TypedBid{
   137  			Bid:     &bid,
   138  			BidType: getMediaTypeForImp(bid.ImpID, receivedRequest.Imp),
   139  		})
   140  	}
   141  	return bidResponseFinal, nil
   142  }
   143  
   144  func getMediaTypeForImp(impId string, imps []openrtb2.Imp) openrtb_ext.BidType {
   145  	mediaType := openrtb_ext.BidTypeBanner
   146  	for _, imp := range imps {
   147  		if imp.ID == impId {
   148  			if imp.Video != nil {
   149  				mediaType = openrtb_ext.BidTypeVideo
   150  			} else if imp.Native != nil {
   151  				mediaType = openrtb_ext.BidTypeNative
   152  			}
   153  			return mediaType
   154  		}
   155  	}
   156  	return mediaType
   157  }