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| 1 | +package ogury |
| 2 | + |
| 3 | +import ( |
| 4 | + "encoding/json" |
| 5 | + "fmt" |
| 6 | + "net/http" |
| 7 | + "strings" |
| 8 | + |
| 9 | + "github.com/prebid/openrtb/v20/openrtb2" |
| 10 | + |
| 11 | + "github.com/prebid/prebid-server/v3/adapters" |
| 12 | + "github.com/prebid/prebid-server/v3/config" |
| 13 | + "github.com/prebid/prebid-server/v3/errortypes" |
| 14 | + "github.com/prebid/prebid-server/v3/openrtb_ext" |
| 15 | + "github.com/prebid/prebid-server/v3/util/jsonutil" |
| 16 | +) |
| 17 | + |
| 18 | +type adapter struct { |
| 19 | + endpoint string |
| 20 | +} |
| 21 | + |
| 22 | +func Builder(_ openrtb_ext.BidderName, config config.Adapter, _ config.Server) (adapters.Bidder, error) { |
| 23 | + return &adapter{endpoint: config.Endpoint}, nil |
| 24 | +} |
| 25 | + |
| 26 | +func (a adapter) MakeRequests(request *openrtb2.BidRequest, requestInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) { |
| 27 | + headers := buildHeaders(request) |
| 28 | + |
| 29 | + var errors []error |
| 30 | + var impsWithOguryParams []openrtb2.Imp |
| 31 | + for i, imp := range request.Imp { |
| 32 | + var impExt, impExtBidderHoist map[string]json.RawMessage |
| 33 | + // extract ext |
| 34 | + if err := jsonutil.Unmarshal(imp.Ext, &impExt); err != nil { |
| 35 | + return nil, append(errors, &errortypes.BadInput{ |
| 36 | + Message: "Bidder extension not provided or can't be unmarshalled", |
| 37 | + }) |
| 38 | + } |
| 39 | + // find Ogury bidder params |
| 40 | + if bidder, ok := impExt[openrtb_ext.PrebidExtBidderKey]; ok { |
| 41 | + if err := jsonutil.Unmarshal(bidder, &impExtBidderHoist); err != nil { |
| 42 | + return nil, append(errors, &errortypes.BadInput{ |
| 43 | + Message: "Ogury bidder extension not provided or can't be unmarshalled", |
| 44 | + }) |
| 45 | + } |
| 46 | + } |
| 47 | + |
| 48 | + // extract every value from imp[].ext.bidder to imp[].ext |
| 49 | + for key, value := range impExtBidderHoist { |
| 50 | + impExt[key] = value |
| 51 | + } |
| 52 | + delete(impExt, openrtb_ext.PrebidExtBidderKey) |
| 53 | + |
| 54 | + ext, err := jsonutil.Marshal(impExt) |
| 55 | + if err != nil { |
| 56 | + return nil, append(errors, &errortypes.BadInput{ |
| 57 | + Message: "Error while marshaling Imp.Ext bidder extension", |
| 58 | + }) |
| 59 | + } |
| 60 | + request.Imp[i].Ext = ext |
| 61 | + |
| 62 | + // save adUnitCode |
| 63 | + request.Imp[i].TagID = imp.ID |
| 64 | + |
| 65 | + // currency conversion |
| 66 | + // Check if imp comes with bid floor amount defined in a foreign currency |
| 67 | + if imp.BidFloor > 0 && imp.BidFloorCur != "" && strings.ToUpper(imp.BidFloorCur) != "USD" { |
| 68 | + |
| 69 | + // Convert to US dollars |
| 70 | + convertedValue, err := requestInfo.ConvertCurrency(imp.BidFloor, imp.BidFloorCur, "USD") |
| 71 | + if err != nil { |
| 72 | + return nil, []error{err} |
| 73 | + } |
| 74 | + |
| 75 | + // Update after conversion. All imp elements inside request.Imp are shallow copies |
| 76 | + // therefore, their non-pointer values are not shared memory and are safe to modify. |
| 77 | + request.Imp[i].BidFloorCur = "USD" |
| 78 | + request.Imp[i].BidFloor = convertedValue |
| 79 | + } |
| 80 | + |
| 81 | + // check if imp has ogury params and filter it |
| 82 | + _, hasAssetKey := impExtBidderHoist["assetKey"] |
| 83 | + _, hasAdUnitId := impExtBidderHoist["adUnitId"] |
| 84 | + if hasAssetKey && hasAdUnitId { |
| 85 | + impsWithOguryParams = append(impsWithOguryParams, request.Imp[i]) |
| 86 | + } |
| 87 | + } |
| 88 | + |
| 89 | + if len(impsWithOguryParams) == 0 && (request.Site == nil || request.Site.Publisher.ID == "") { |
| 90 | + return nil, []error{&errortypes.BadInput{ |
| 91 | + Message: "Invalid request. assetKey/adUnitId or request.site.publisher.id required", |
| 92 | + }} |
| 93 | + } else if len(impsWithOguryParams) > 0 { |
| 94 | + request.Imp = impsWithOguryParams |
| 95 | + } |
| 96 | + |
| 97 | + requestJSON, err := jsonutil.Marshal(request) |
| 98 | + if err != nil { |
| 99 | + return nil, []error{err} |
| 100 | + } |
| 101 | + |
| 102 | + requestData := &adapters.RequestData{ |
| 103 | + Method: "POST", |
| 104 | + Uri: a.endpoint, |
| 105 | + Body: requestJSON, |
| 106 | + Headers: headers, |
| 107 | + ImpIDs: openrtb_ext.GetImpIDs(request.Imp), |
| 108 | + } |
| 109 | + |
| 110 | + return []*adapters.RequestData{requestData}, nil |
| 111 | + |
| 112 | +} |
| 113 | + |
| 114 | +func buildHeaders(request *openrtb2.BidRequest) http.Header { |
| 115 | + headers := http.Header{} |
| 116 | + headers.Add("Content-Type", "application/json;charset=utf-8") |
| 117 | + if request.Device != nil { |
| 118 | + headers.Add("X-Forwarded-For", request.Device.IP) |
| 119 | + headers.Add("X-Forwarded-For", request.Device.IPv6) |
| 120 | + headers.Add("User-Agent", request.Device.UA) |
| 121 | + headers.Add("Accept-Language", request.Device.Language) |
| 122 | + } |
| 123 | + return headers |
| 124 | + |
| 125 | +} |
| 126 | + |
| 127 | +func getMediaTypeForBid(bid openrtb2.Bid) (openrtb_ext.BidType, error) { |
| 128 | + switch bid.MType { |
| 129 | + case openrtb2.MarkupBanner: |
| 130 | + return openrtb_ext.BidTypeBanner, nil |
| 131 | + case openrtb2.MarkupAudio: |
| 132 | + return openrtb_ext.BidTypeAudio, nil |
| 133 | + case openrtb2.MarkupNative: |
| 134 | + return openrtb_ext.BidTypeNative, nil |
| 135 | + case openrtb2.MarkupVideo: |
| 136 | + return openrtb_ext.BidTypeVideo, nil |
| 137 | + default: |
| 138 | + return "", &errortypes.BadServerResponse{ |
| 139 | + Message: fmt.Sprintf("Unsupported MType \"%d\", for impression \"%s\"", bid.MType, bid.ImpID), |
| 140 | + } |
| 141 | + } |
| 142 | +} |
| 143 | + |
| 144 | +func (a adapter) MakeBids(request *openrtb2.BidRequest, _ *adapters.RequestData, responseData *adapters.ResponseData) (*adapters.BidderResponse, []error) { |
| 145 | + if adapters.IsResponseStatusCodeNoContent(responseData) { |
| 146 | + return nil, nil |
| 147 | + } |
| 148 | + if err := adapters.CheckResponseStatusCodeForErrors(responseData); err != nil { |
| 149 | + return nil, []error{err} |
| 150 | + } |
| 151 | + |
| 152 | + var response openrtb2.BidResponse |
| 153 | + if err := jsonutil.Unmarshal(responseData.Body, &response); err != nil { |
| 154 | + return nil, []error{err} |
| 155 | + } |
| 156 | + |
| 157 | + bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(request.Imp)) |
| 158 | + bidResponse.Currency = response.Cur |
| 159 | + var errors []error |
| 160 | + for _, seatBid := range response.SeatBid { |
| 161 | + for i, bid := range seatBid.Bid { |
| 162 | + bidType, err := getMediaTypeForBid(bid) |
| 163 | + if err != nil { |
| 164 | + errors = append(errors, err) |
| 165 | + continue |
| 166 | + } |
| 167 | + bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{ |
| 168 | + Bid: &seatBid.Bid[i], |
| 169 | + BidType: bidType, |
| 170 | + }) |
| 171 | + } |
| 172 | + } |
| 173 | + if errors != nil { |
| 174 | + return nil, errors |
| 175 | + } |
| 176 | + |
| 177 | + return bidResponse, nil |
| 178 | +} |
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