nanointeractive adapter (prebid#1213)

* nanointeractive adapter

* nanointeractive adapter, changes after review

* nanointeractive adapter

* nanointeractive adapter, changes after review

* formatting

adapters/nanointeractive/nanointeractive.go

@@ -0,0 +1,172 @@
+package nanointeractive
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/mxmCherry/openrtb"
+	"github.com/prebid/prebid-server/adapters"
+	"github.com/prebid/prebid-server/errortypes"
+	"github.com/prebid/prebid-server/openrtb_ext"
+	"net/http"
+)
+
+type NanoInteractiveAdapter struct {
+	endpoint string
+}
+
+func (a *NanoInteractiveAdapter) Name() string {
+	return "Nano"
+}
+
+func (a *NanoInteractiveAdapter) SkipNoCookies() bool {
+	return false
+}
+
+func (a *NanoInteractiveAdapter) MakeRequests(bidRequest *openrtb.BidRequest, reqInfo *adapters.ExtraRequestInfo) ([]*adapters.RequestData, []error) {
+
+	var errs []error
+	var validImps []openrtb.Imp
+
+	var adapterRequests []*adapters.RequestData
+	var referer string = ""
+
+	for i := 0; i < len(bidRequest.Imp); i++ {
+
+		ref, err := checkImp(&bidRequest.Imp[i])
+
+		// If the parsing is failed, remove imp and add the error.
+		if err != nil {
+			errs = append(errs, err)
+			continue
+		}
+		if referer == "" && ref != "" {
+			referer = ref
+		}
+		validImps = append(validImps, bidRequest.Imp[i])
+	}
+
+	if len(validImps) == 0 {
+		errs = append(errs, fmt.Errorf("no impressions in the bid request"))
+		return nil, errs
+	}
+
+	// set referer origin
+	if referer != "" {
+		if bidRequest.Site == nil {
+			bidRequest.Site = &openrtb.Site{}
+		}
+		bidRequest.Site.Ref = referer
+	}
+
+	bidRequest.Imp = validImps
+
+	reqJSON, err := json.Marshal(bidRequest)
+	if err != nil {
+		errs = append(errs, err)
+		return nil, errs
+	}
+
+	headers := http.Header{}
+	headers.Add("Content-Type", "application/json;charset=utf-8")
+	headers.Add("Accept", "application/json")
+	headers.Add("x-openrtb-version", "2.5")
+	if bidRequest.Device != nil {
+		headers.Add("User-Agent", bidRequest.Device.UA)
+		headers.Add("X-Forwarded-For", bidRequest.Device.IP)
+	}
+	if bidRequest.Site != nil {
+		headers.Add("Referer", bidRequest.Site.Page)
+	}
+
+	// set user's cookie
+	if bidRequest.User != nil && bidRequest.User.BuyerUID != "" {
+		headers.Add("Cookie", "Nano="+bidRequest.User.BuyerUID)
+	}
+
+	adapterRequests = append(adapterRequests, &adapters.RequestData{
+		Method:  "POST",
+		Uri:     a.endpoint,
+		Body:    reqJSON,
+		Headers: headers,
+	})
+
+	return adapterRequests, errs
+}
+
+func (a *NanoInteractiveAdapter) MakeBids(
+	internalRequest *openrtb.BidRequest,
+	externalRequest *adapters.RequestData,
+	response *adapters.ResponseData) (*adapters.BidderResponse, []error) {
+
+	if response.StatusCode == http.StatusNoContent {
+		return nil, nil
+	} else if response.StatusCode == http.StatusBadRequest {
+		return nil, []error{adapters.BadInput("Invalid request.")}
+	} else if response.StatusCode != http.StatusOK {
+		return nil, []error{&errortypes.BadServerResponse{
+			Message: fmt.Sprintf("unexpected HTTP status %d.", response.StatusCode),
+		}}
+	}
+
+	var openRtbBidResponse openrtb.BidResponse
+
+	if err := json.Unmarshal(response.Body, &openRtbBidResponse); err != nil {
+		return nil, []error{&errortypes.BadServerResponse{
+			Message: fmt.Sprintf("bad server body response"),
+		}}
+	}
+
+	bidResponse := adapters.NewBidderResponseWithBidsCapacity(len(openRtbBidResponse.SeatBid[0].Bid))
+	bidResponse.Currency = openRtbBidResponse.Cur
+
+	sb := openRtbBidResponse.SeatBid[0]
+	for i := 0; i < len(sb.Bid); i++ {
+		if !(sb.Bid[i].Price > 0) {
+			continue
+		}
+		bid := sb.Bid[i]
+		bidResponse.Bids = append(bidResponse.Bids, &adapters.TypedBid{
+			Bid:     &bid,
+			BidType: openrtb_ext.BidTypeBanner,
+		})
+	}
+	return bidResponse, nil
+}
+
+func checkImp(imp *openrtb.Imp) (string, error) {
+	// We support only banner impression
+	if imp.Banner == nil {
+		return "", fmt.Errorf("invalid MediaType. NanoInteractive only supports Banner type. ImpID=%s", imp.ID)
+	}
+
+	var bidderExt adapters.ExtImpBidder
+	if err := json.Unmarshal(imp.Ext, &bidderExt); err != nil {
+		return "", fmt.Errorf("ext not provided; ImpID=%s", imp.ID)
+	}
+
+	var nanoExt openrtb_ext.ExtImpNanoInteractive
+	if err := json.Unmarshal(bidderExt.Bidder, &nanoExt); err != nil {
+		return "", fmt.Errorf("ext.bidder not provided; ImpID=%s", imp.ID)
+	}
+	if nanoExt.Pid == "" {
+		return "", fmt.Errorf("pid is empty; ImpID=%s", imp.ID)
+	}
+
+	if nanoExt.Ref != "" {
+		return string(nanoExt.Ref), nil
+	}
+
+	return "", nil
+}
+
+func NewNanoIneractiveBidder(endpoint string) *NanoInteractiveAdapter {
+	return &NanoInteractiveAdapter{
+		endpoint: endpoint,
+	}
+}
+
+func NewNanoInteractiveAdapter(uri string) *NanoInteractiveAdapter {
+	return &NanoInteractiveAdapter{
+		endpoint: uri,
+	}
+}

adapters/nanointeractive/nanointeractive_test.go

@@ -0,0 +1,10 @@
+package nanointeractive
+
+import (
+	"github.com/prebid/prebid-server/adapters/adapterstest"
+	"testing"
+)
+
+func TestJsonSamples(t *testing.T) {
+	adapterstest.RunJSONBidderTest(t, "nanointeractivetest", NewNanoIneractiveBidder("https://ad.audiencemanager.de/hbs"))
+}

adapters/nanointeractive/nanointeractivetest/exemplary/simple-banner.json

@@ -0,0 +1,90 @@
+{
+  "mockBidRequest": {
+    "id": "test-request-id",
+    "imp": [
+      {
+        "id": "test-imp-id",
+        "banner": {
+          "format": [{"w": 300, "h": 250}]
+        },
+        "ext": {
+          "bidder": {
+            "pid": "58bfec94eb0a1916fa380163"
+          }
+        }
+      }
+    ]
+  },
+
+  "httpCalls": [
+    {
+      "expectedRequest": {
+        "uri": "https://ad.audiencemanager.de/hbs",
+        "body": {
+          "id": "test-request-id",
+          "imp": [
+            {
+              "id": "test-imp-id",
+              "banner": {
+                "format": [{ "w": 300,"h": 250}
+                ]
+              },
+              "ext": {
+                "bidder": {
+                  "pid": "58bfec94eb0a1916fa380163"
+                }
+              }
+            }
+          ]
+        }
+      },
+      "mockResponse": {
+        "status": 200,
+        "body": {
+          "id": "test-request-id",
+          "seatbid": [
+            {
+              "seat": "nanointeractive",
+              "bid": [{
+                "id": "1",
+                "impid": "test-imp-id",
+                "price": 0.4580126,
+                "adm": "<a href=\"https://www.nanointeractive.com\" target=\"_blank\"><img width=\"300\" height=\"250\" src=\"https://cdn.audiencemanager.de/images/d941c4456b1bc2320db0a15334f86527.png\"/></a>",
+                "adid": "test_ad_id",
+                "adomain": ["audiencemanager.de"],
+                "cid": "test_cid",
+                "crid": "test_banner_crid",
+                "h": 250,
+                "w": 300
+              }]
+            }
+          ],
+          "bidid": "5a7789eg2662b524d8d7264a96",
+          "cur": "EUR"
+        }
+      }
+    }
+  ],
+
+  "expectedBids": [
+    {
+      "bid": {
+        "id": "1",
+        "impid": "test-imp-id",
+        "price": 0.4580126,
+        "adm": "<a href=\"https://www.nanointeractive.com\" target=\"_blank\"><img width=\"300\" height=\"250\" src=\"https://cdn.audiencemanager.de/images/d941c4456b1bc2320db0a15334f86527.png\"/></a>",
+        "adid": "test_ad_id",
+        "adomain": ["yahoo.com"],
+        "cid": "test_cid",
+        "crid": "test_banner_crid",
+        "h": 250,
+        "w": 300
+      },
+      "ext": {
+          "prebid": {
+              "type": "banner"
+          }
+      }
+    }
+  ]
+}

adapters/nanointeractive/nanointeractivetest/params/race/banner.json

@@ -0,0 +1,3 @@
+{
+  "pid": "58bfec94eb0a1916fa380163"
+}

adapters/nanointeractive/nanointeractivetest/supplemental/bad_response.json

@@ -0,0 +1,63 @@
+{
+  "mockBidRequest": {
+    "id": "test-request-id",
+    "imp": [
+      {
+        "id": "test-imp-id",
+        "banner": {
+          "format": [
+            {
+              "w": 300,
+              "h": 250
+            }
+          ]
+        },
+        "ext": {
+          "bidder": {
+            "pid": "213"
+          }
+        }
+      }
+    ]
+  },
+
+  "httpCalls": [
+    {
+      "expectedRequest": {
+        "uri": "https://ad.audiencemanager.de/hbs",
+        "body": {
+          "id": "test-request-id",
+          "imp": [
+            {
+              "id": "test-imp-id",
+              "banner": {
+                "format": [
+                  {
+                    "w": 300,
+                    "h": 250
+                  }
+                ]
+              },
+              "ext": {
+                "bidder": {
+                  "pid": "213"
+                }
+              }
+            }
+          ]
+        }
+      },
+      "mockResponse": {
+        "status": 200,
+        "body": "{\"id\"data.lost"
+      }
+    }
+  ],
+
+  "expectedMakeBidsErrors": [
+    {
+      "value": "bad server body response",
+      "comparison": "literal"
+    }
+  ]
+}