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

     1  package unruly
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"github.com/prebid/openrtb/v19/openrtb2"
     9  	"github.com/prebid/prebid-server/adapters"
    10  	"github.com/prebid/prebid-server/config"
    11  	"github.com/prebid/prebid-server/errortypes"
    12  	"github.com/prebid/prebid-server/openrtb_ext"
    13  )
    14  
    15  type adapter struct {
    16  	endPoint string
    17  }
    18  
    19  // Builder builds a new instance of the Unruly adapter for the given bidder with the given config.
    20  func Builder(bidderName openrtb_ext.BidderName, config config.Adapter, server config.Server) (adapters.Bidder, error) {
    21  	bidder := &adapter{
    22  		endPoint: config.Endpoint,
    23  	}
    24  	return bidder, nil
    25  }
    26  
    27  func (a *adapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
    28  	errs := make([]error, 0, len(request.Imp))
    29  
    30  	request, errs = a.preProcess(request, errs)
    31  	if request != nil {
    32  		reqJSON, err := json.Marshal(request)
    33  		if err != nil {
    34  			errs = append(errs, err)
    35  			return nil, errs
    36  		}
    37  		if a.endPoint != "" {
    38  			headers := http.Header{}
    39  			headers.Add("Content-Type", "application/json;charset=utf-8")
    40  			headers.Add("Accept", "application/json")
    41  			return []*adapters.RequestData{{
    42  				Method:  "POST",
    43  				Uri:     a.endPoint,
    44  				Body:    reqJSON,
    45  				Headers: headers,
    46  			}}, errs
    47  		}
    48  	}
    49  	return nil, errs
    50  }
    51  
    52  func (a *adapter) preProcess(req *openrtb2.BidRequest, errors []error) (*openrtb2.BidRequest, []error) {
    53  	numRequests := len(req.Imp)
    54  	for i := 0; i < numRequests; i++ {
    55  		imp := req.Imp[i]
    56  		var bidderExt adapters.ExtImpBidder
    57  		if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
    58  			err = &errortypes.BadInput{
    59  				Message: fmt.Sprintf("ext data not provided in imp id=%s. Abort all Request", imp.ID),
    60  			}
    61  			errors = append(errors, err)
    62  			return nil, errors
    63  		}
    64  		var unrulyExt openrtb_ext.ExtImpUnruly
    65  		if err := json.Unmarshal(bidderExt.Bidder, &unrulyExt); err != nil {
    66  			err = &errortypes.BadInput{
    67  				Message: fmt.Sprintf("siteid not provided in imp id=%s. Abort all Request", imp.ID),
    68  			}
    69  			errors = append(errors, err)
    70  			return nil, errors
    71  		}
    72  		unrulyExtCopy, err := json.Marshal(&unrulyExt)
    73  		if err != nil {
    74  			errors = append(errors, err)
    75  			return nil, errors
    76  		}
    77  		bidderExtCopy := struct {
    78  			Bidder json.RawMessage `json:"bidder,omitempty"`
    79  		}{unrulyExtCopy}
    80  		impExtCopy, err := json.Marshal(&bidderExtCopy)
    81  		if err != nil {
    82  			errors = append(errors, err)
    83  			return nil, errors
    84  		}
    85  		imp.Ext = impExtCopy
    86  		req.Imp[i] = imp
    87  	}
    88  
    89  	return req, errors
    90  }
    91  
    92  func (a *adapter) MakeBids(internalRequest *openrtb2.BidRequest, externalRequest *adapters.RequestData, response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
    93  	if response.StatusCode == http.StatusNoContent {
    94  		return nil, nil
    95  	}
    96  
    97  	if response.StatusCode == http.StatusBadRequest {
    98  		return nil, []error{&errortypes.BadInput{
    99  			Message: fmt.Sprintf("unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
   100  		}}
   101  	}
   102  
   103  	if response.StatusCode != http.StatusOK {
   104  		return nil, []error{&errortypes.BadServerResponse{
   105  			Message: fmt.Sprintf("unexpected status code: %d. Run with request.debug = 1 for more info", response.StatusCode),
   106  		}}
   107  	}
   108  	var bidResp openrtb2.BidResponse
   109  	if err := json.Unmarshal(response.Body, &bidResp); err != nil {
   110  		return nil, []error{&errortypes.BadServerResponse{
   111  			Message: fmt.Sprintf("bad server response: %d. ", err),
   112  		}}
   113  	}
   114  
   115  	bidResponse := adapters.NewBidderResponseWithBidsCapacity(5)
   116  
   117  	var errs []error
   118  	for _, sb := range bidResp.SeatBid {
   119  		for i := range sb.Bid {
   120  			var bidType, err = getMediaTypeForImp(sb.Bid[i].ImpID, internalRequest.Imp)
   121  			if err != nil {
   122  				errs = append(errs, err...)
   123  			} else {
   124  				bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
   125  					Bid:     &sb.Bid[i],
   126  					BidType: bidType,
   127  				})
   128  			}
   129  		}
   130  	}
   131  
   132  	return bidResponse, errs
   133  }
   134  
   135  func getMediaTypeForImp(impId string, imps []openrtb2.Imp) (openrtb_ext.BidType, []error) {
   136  	var errs []error
   137  	var noMatchingImps []string
   138  	mediaType := openrtb_ext.BidTypeBanner
   139  	for _, imp := range imps {
   140  		if imp.ID == impId {
   141  			if imp.Banner != nil {
   142  				mediaType = openrtb_ext.BidTypeBanner
   143  			} else if imp.Video != nil {
   144  				mediaType = openrtb_ext.BidTypeVideo
   145  			} else {
   146  				errs = append(errs, fmt.Errorf("bid responses mediaType didn't match supported mediaTypes"))
   147  			}
   148  			return mediaType, errs
   149  		} else {
   150  			noMatchingImps = append(noMatchingImps, imp.ID)
   151  		}
   152  	}
   153  
   154  	errs = append(errs, fmt.Errorf("Bid response imp ID %s not found in bid request containing imps %v\n", impId, noMatchingImps))
   155  
   156  	return mediaType, errs
   157  }