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Update conversant adapter for new prebid-server interface (#1484)
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Original file line number | Diff line number | Diff line change |
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package conversant | ||
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import ( | ||
"bytes" | ||
"context" | ||
"encoding/json" | ||
"fmt" | ||
"io/ioutil" | ||
"net/http" | ||
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"github.com/mxmCherry/openrtb" | ||
"github.com/prebid/prebid-server/adapters" | ||
"github.com/prebid/prebid-server/errortypes" | ||
"github.com/prebid/prebid-server/pbs" | ||
"golang.org/x/net/context/ctxhttp" | ||
) | ||
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type ConversantLegacyAdapter struct { | ||
http *adapters.HTTPAdapter | ||
URI string | ||
} | ||
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// Corresponds to the bidder name in cookies and requests | ||
func (a *ConversantLegacyAdapter) Name() string { | ||
return "conversant" | ||
} | ||
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// Return true so no request will be sent unless user has been sync'ed. | ||
func (a *ConversantLegacyAdapter) SkipNoCookies() bool { | ||
return true | ||
} | ||
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type conversantParams struct { | ||
SiteID string `json:"site_id"` | ||
Secure *int8 `json:"secure"` | ||
TagID string `json:"tag_id"` | ||
Position *int8 `json:"position"` | ||
BidFloor float64 `json:"bidfloor"` | ||
Mobile *int8 `json:"mobile"` | ||
MIMEs []string `json:"mimes"` | ||
API []int8 `json:"api"` | ||
Protocols []int8 `json:"protocols"` | ||
MaxDuration *int64 `json:"maxduration"` | ||
} | ||
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func (a *ConversantLegacyAdapter) Call(ctx context.Context, req *pbs.PBSRequest, bidder *pbs.PBSBidder) (pbs.PBSBidSlice, error) { | ||
mediaTypes := []pbs.MediaType{pbs.MEDIA_TYPE_BANNER, pbs.MEDIA_TYPE_VIDEO} | ||
cnvrReq, err := adapters.MakeOpenRTBGeneric(req, bidder, a.Name(), mediaTypes) | ||
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if err != nil { | ||
return nil, err | ||
} | ||
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// Create a map of impression objects for both request creation | ||
// and response parsing. | ||
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impMap := make(map[string]*openrtb.Imp, len(cnvrReq.Imp)) | ||
for idx := range cnvrReq.Imp { | ||
impMap[cnvrReq.Imp[idx].ID] = &cnvrReq.Imp[idx] | ||
} | ||
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// Fill in additional info from custom params | ||
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for _, unit := range bidder.AdUnits { | ||
var params conversantParams | ||
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imp := impMap[unit.Code] | ||
if imp == nil { | ||
// Skip ad units that do not have corresponding impressions. | ||
continue | ||
} | ||
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err := json.Unmarshal(unit.Params, ¶ms) | ||
if err != nil { | ||
return nil, &errortypes.BadInput{ | ||
Message: err.Error(), | ||
} | ||
} | ||
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// Fill in additional Site info | ||
if params.SiteID != "" { | ||
if cnvrReq.Site != nil { | ||
cnvrReq.Site.ID = params.SiteID | ||
} | ||
if cnvrReq.App != nil { | ||
cnvrReq.App.ID = params.SiteID | ||
} | ||
} | ||
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if params.Mobile != nil && !(cnvrReq.Site == nil) { | ||
cnvrReq.Site.Mobile = *params.Mobile | ||
} | ||
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// Fill in additional impression info | ||
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imp.DisplayManager = "prebid-s2s" | ||
imp.DisplayManagerVer = "1.0.1" | ||
imp.BidFloor = params.BidFloor | ||
imp.TagID = params.TagID | ||
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var position *openrtb.AdPosition | ||
if params.Position != nil { | ||
position = openrtb.AdPosition(*params.Position).Ptr() | ||
} | ||
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if imp.Banner != nil { | ||
imp.Banner.Pos = position | ||
} else if imp.Video != nil { | ||
imp.Video.Pos = position | ||
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if len(params.API) > 0 { | ||
imp.Video.API = make([]openrtb.APIFramework, 0, len(params.API)) | ||
for _, api := range params.API { | ||
imp.Video.API = append(imp.Video.API, openrtb.APIFramework(api)) | ||
} | ||
} | ||
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// Include protocols, mimes, and max duration if specified | ||
// These properties can also be specified in ad unit's video object, | ||
// but are overridden if the custom params object also contains them. | ||
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if len(params.Protocols) > 0 { | ||
imp.Video.Protocols = make([]openrtb.Protocol, 0, len(params.Protocols)) | ||
for _, protocol := range params.Protocols { | ||
imp.Video.Protocols = append(imp.Video.Protocols, openrtb.Protocol(protocol)) | ||
} | ||
} | ||
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if len(params.MIMEs) > 0 { | ||
imp.Video.MIMEs = make([]string, len(params.MIMEs)) | ||
copy(imp.Video.MIMEs, params.MIMEs) | ||
} | ||
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if params.MaxDuration != nil { | ||
imp.Video.MaxDuration = *params.MaxDuration | ||
} | ||
} | ||
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// Take care not to override the global secure flag | ||
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if (imp.Secure == nil || *imp.Secure == 0) && params.Secure != nil { | ||
imp.Secure = params.Secure | ||
} | ||
} | ||
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// Do a quick check on required parameters | ||
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if cnvrReq.Site != nil && cnvrReq.Site.ID == "" { | ||
return nil, &errortypes.BadInput{ | ||
Message: "Missing site id", | ||
} | ||
} | ||
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if cnvrReq.App != nil && cnvrReq.App.ID == "" { | ||
return nil, &errortypes.BadInput{ | ||
Message: "Missing app id", | ||
} | ||
} | ||
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// Start capturing debug info | ||
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debug := &pbs.BidderDebug{ | ||
RequestURI: a.URI, | ||
} | ||
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if cnvrReq.Device == nil { | ||
cnvrReq.Device = &openrtb.Device{} | ||
} | ||
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// Convert request to json to be sent over http | ||
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j, _ := json.Marshal(cnvrReq) | ||
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if req.IsDebug { | ||
debug.RequestBody = string(j) | ||
bidder.Debug = append(bidder.Debug, debug) | ||
} | ||
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httpReq, err := http.NewRequest("POST", a.URI, bytes.NewBuffer(j)) | ||
httpReq.Header.Add("Content-Type", "application/json") | ||
httpReq.Header.Add("Accept", "application/json") | ||
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resp, err := ctxhttp.Do(ctx, a.http.Client, httpReq) | ||
if err != nil { | ||
return nil, err | ||
} | ||
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defer resp.Body.Close() | ||
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if req.IsDebug { | ||
debug.StatusCode = resp.StatusCode | ||
} | ||
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if resp.StatusCode == 204 { | ||
return nil, nil | ||
} | ||
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body, err := ioutil.ReadAll(resp.Body) | ||
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if err != nil { | ||
return nil, err | ||
} | ||
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if resp.StatusCode == http.StatusBadRequest { | ||
return nil, &errortypes.BadInput{ | ||
Message: fmt.Sprintf("HTTP status: %d, body: %s", resp.StatusCode, string(body)), | ||
} | ||
} | ||
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if resp.StatusCode != 200 { | ||
return nil, &errortypes.BadServerResponse{ | ||
Message: fmt.Sprintf("HTTP status: %d, body: %s", resp.StatusCode, string(body)), | ||
} | ||
} | ||
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if req.IsDebug { | ||
debug.ResponseBody = string(body) | ||
} | ||
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var bidResp openrtb.BidResponse | ||
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err = json.Unmarshal(body, &bidResp) | ||
if err != nil { | ||
return nil, &errortypes.BadServerResponse{ | ||
Message: err.Error(), | ||
} | ||
} | ||
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bids := make(pbs.PBSBidSlice, 0) | ||
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for _, seatbid := range bidResp.SeatBid { | ||
for _, bid := range seatbid.Bid { | ||
if bid.Price <= 0 { | ||
continue | ||
} | ||
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imp := impMap[bid.ImpID] | ||
if imp == nil { | ||
// All returned bids should have a matching impression | ||
return nil, &errortypes.BadServerResponse{ | ||
Message: fmt.Sprintf("Unknown impression id '%s'", bid.ImpID), | ||
} | ||
} | ||
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bidID := bidder.LookupBidID(bid.ImpID) | ||
if bidID == "" { | ||
return nil, &errortypes.BadServerResponse{ | ||
Message: fmt.Sprintf("Unknown ad unit code '%s'", bid.ImpID), | ||
} | ||
} | ||
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pbsBid := pbs.PBSBid{ | ||
BidID: bidID, | ||
AdUnitCode: bid.ImpID, | ||
Price: bid.Price, | ||
Creative_id: bid.CrID, | ||
BidderCode: bidder.BidderCode, | ||
} | ||
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if imp.Video != nil { | ||
pbsBid.CreativeMediaType = "video" | ||
pbsBid.NURL = bid.AdM // Assign to NURL so it'll be interpreted as a vastUrl | ||
pbsBid.Width = imp.Video.W | ||
pbsBid.Height = imp.Video.H | ||
} else { | ||
pbsBid.CreativeMediaType = "banner" | ||
pbsBid.NURL = bid.NURL | ||
pbsBid.Adm = bid.AdM | ||
pbsBid.Width = bid.W | ||
pbsBid.Height = bid.H | ||
} | ||
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bids = append(bids, &pbsBid) | ||
} | ||
} | ||
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if len(bids) == 0 { | ||
return nil, nil | ||
} | ||
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return bids, nil | ||
} | ||
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func NewConversantAdapter(config *adapters.HTTPAdapterConfig, uri string) *ConversantLegacyAdapter { | ||
a := adapters.NewHTTPAdapter(config) | ||
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return &ConversantLegacyAdapter{ | ||
http: a, | ||
URI: uri, | ||
} | ||
} |
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