OpenRTB 2.6-202409 + AdCom v1.0-202409 (#16)

adcom1/match_method.go

@@ -0,0 +1,15 @@
+package adcom1
+
+// MatchMethod represents various ways an ID could be matched to an ad request, and if they pertain to a single property or app.
+// It should be used on conjunction with the mm attribute in Object: EID of OpenRTB 2.x.
+type MatchMethod int64
+
+// Various ways an ID could be matched to an ad request
+const (
+	MatchMethodUnknown           MatchMethod = 0
+	MatchMethodNoMatch           MatchMethod = 1 // No matching has occurred. The associated ID came directly from a 3rd-party cookie or OS-provided resettable device ID for advertising (IFA).
+	MatchMethodBrowserCookieSync MatchMethod = 2 // Real time cookie sync as described in Appendix C (Cookie Based ID Syncing) of OpenRTB 2.x.
+	MatchMethodAuthenticated     MatchMethod = 3 // ID match was based on user authentication such as an email login or hashed PII.
+	MatchMethodObserved          MatchMethod = 4 // ID match was based on a 1st party observation, but without user authentication (e.g. GUID, SharedID, Session IDs, CHIPS or other 1st party cookies contained in localStorage).
+	MatchMethodInference         MatchMethod = 5 // ID match was inferred from linkage based on non-authenticated features across multiple browsers or devices (e.g. IP address and/or UserAgent).
+)

openrtb2/device.go

@@ -266,6 +266,10 @@ type Device struct {
 	//   string
 	// Description:
 	//   ID sanctioned for advertiser use in the clear (i.e., not hashed).
+	//   Unless prior arrangements have been made between the buyer and the
+	//   seller directly, the value in this field is expected to be an ID
+	//   derived from a call to an advertising API provided by the device’s
+	//   Operating System.
 	IFA string `json:"ifa,omitempty"`
 
 	// Attribute:

openrtb2/eid.go

@@ -1,6 +1,10 @@
 package openrtb2
 
-import "encoding/json"
+import (
+	"encoding/json"
+
+	"github.com/prebid/openrtb/v20/adcom1"
+)
 
 // 3.2.27 Object: EID
 //
@@ -9,13 +13,53 @@ import "encoding/json"
 // The exchange should ensure that business agreements allow for the sending of this data.
 type EID struct {
 
+	// Attribute:
+	//   inserter
+	// Type:
+	//   string
+	// Description:
+	//   The canonical domain name of the entity (publisher, publisher monetization
+	//   company, SSP, Exchange, Header Wrapper, etc.) that caused the ID array element
+	//   to be added. This may be the operational domain of the system, if that is
+	//   different from the parent corporate domain, to facilitate WHOIS and reverse IP
+	//   lookups to establish clear ownership of the delegate system.
+	//
+	//   This should be the same value as used to identify sellers in an ads.txt file if
+	//   one exists.
+	//
+	//   For ad tech intermediaries, this would be the domain as used in ads.txt. For
+	//   publishers, this would match the domain in the `site` or `app` object.
+	Inserter string `json:"inserter,omitempty"`
+
+	// Attribute:
+	//   matcher
+	// Type:
+	//   string
+	// Description:
+	//   Technology providing the match method as defined in mm.
+	//
+	//   In some cases, this may be the same value as inserter.
+	//
+	// When blank, it is assumed that the matcher is equal to the source
+	//
+	// May be omitted when mm=0, 1, or 2.
+	Matcher string `json:"matcher,omitempty"`
+
+	// Attribute:
+	//   mm
+	// Type:
+	//   integer
+	// Description:
+	//   Match method used by the matcher. Refer to List: ID Match Methods
+	//   in AdCOM 1.0.
+	MM adcom1.MatchMethod `json:"mm,omitempty"`
+
 	// Attribute:
 	//   source
 	// Type:
 	//   string
 	// Description:
-	//   Source or technology provider responsible for the set of
-	//   included IDs. Expressed as a top-level domain.
+	//   Canonical domain of the ID.
 	Source string `json:"source,omitempty"`
 
 	// Attribute:

openrtb2/user.go

@@ -14,17 +14,21 @@ type User struct {
 	// Type:
 	//   string; recommended
 	// Description:
-	//   Exchange-specific ID for the user. At least one of id or
-	//   buyeruid is recommended.
+	//   Exchange-specific ID for the user. At least one of id or buyeruid is
+	//   recommended. Unless prior arrangements have been made between the buyer
+	//   and the seller directly, the value in this field is expected to be derived
+	//   from an ID sync. See Appendix C (Cookie Based ID Syncing).
 	ID string `json:"id,omitempty"`
 
 	// Attribute:
 	//   buyeruid
 	// Type:
 	//   string; recommended
 	// Description:
-	//   Buyer-specific ID for the user as mapped by the exchange for
-	//   the buyer. At least one of buyeruid or id is recommended.
+	//   Buyer-specific ID for the user as mapped by the exchange for the buyer.
+	//   Unless prior arrangements have been made between the buyer and the seller
+	//   directly, the value in this field is expected to be derived from an ID sync.
+	//   See Appendix C (Cookie Based ID Syncing).
 	BuyerUID string `json:"buyeruid,omitempty"`
 
 	// Attribute: