4 files changed, 30 insertions, 0 deletions
diff --git a/model/license.go b/model/license.go
index a271b46b7..ea66fef0d 100644
--- a/model/license.go
+++ b/model/license.go
@@ -8,6 +8,12 @@ import (
 	"io"
 )
 
+type LicenseRecord struct {
+	Id       string `json:"id"`
+	CreateAt int64  `json:"create_at"`
+	Bytes    string `json:"-"`
+}
+
 type License struct {
 	Id        string    `json:"id"`
 	IssuedAt  int64     `json:"issued_at"`
@@ -83,3 +89,23 @@ func LicenseFromJson(data io.Reader) *License {
 		return nil
 	}
 }
+
+func (lr *LicenseRecord) IsValid() *AppError {
+	if len(lr.Id) != 26 {
+		return NewLocAppError("LicenseRecord.IsValid", "model.license_record.is_valid.id.app_error", nil, "")
+	}
+
+	if lr.CreateAt == 0 {
+		return NewLocAppError("LicenseRecord.IsValid", "model.license_record.is_valid.create_at.app_error", nil, "")
+	}
+
+	if len(lr.Bytes) == 0 || len(lr.Bytes) > 10000 {
+		return NewLocAppError("LicenseRecord.IsValid", "model.license_record.is_valid.create_at.app_error", nil, "")
+	}
+
+	return nil
+}
+
+func (lr *LicenseRecord) PreSave() {
+	lr.CreateAt = GetMillis()
+}
diff --git a/model/message.go b/model/message.go
index 1cb350bbf..cce0ec094 100644
--- a/model/message.go
+++ b/model/message.go
@@ -18,6 +18,7 @@ const (
 	ACTION_USER_ADDED         = "user_added"
 	ACTION_USER_REMOVED       = "user_removed"
 	ACTION_PREFERENCE_CHANGED = "preference_changed"
+	ACTION_EPHEMERAL_MESSAGE  = "ephemeral_message"
 )
 
 type Message struct {
diff --git a/model/post.go b/model/post.go
index f9f5a4d1c..8a451831c 100644
--- a/model/post.go
+++ b/model/post.go
@@ -13,8 +13,10 @@ const (
 	POST_SYSTEM_MESSAGE_PREFIX = "system_"
 	POST_DEFAULT               = ""
 	POST_SLACK_ATTACHMENT      = "slack_attachment"
+	POST_SYSTEM_GENERIC        = "system_generic"
 	POST_JOIN_LEAVE            = "system_join_leave"
 	POST_HEADER_CHANGE         = "system_header_change"
+	POST_EPHEMERAL             = "system_ephemeral"
 )
 
 type Post struct {
diff --git a/model/system.go b/model/system.go
index 70db529d5..b387749f6 100644
--- a/model/system.go
+++ b/model/system.go
@@ -12,6 +12,7 @@ const (
 	SYSTEM_DIAGNOSTIC_ID      = "DiagnosticId"
 	SYSTEM_RAN_UNIT_TESTS     = "RanUnitTests"
 	SYSTEM_LAST_SECURITY_TIME = "LastSecurityTime"
+	SYSTEM_ACTIVE_LICENSE_ID  = "ActiveLicenseId"
 )
 
 type System struct {