add config item for sync contact

config/bridge.go

@@ -40,6 +40,7 @@ type BridgeConfig struct {
 	RecoverChatSync      int    `yaml:"recovery_chat_sync_count"`
 	RecoverHistory       bool   `yaml:"recovery_history_backfill"`
 	SyncChatMaxAge       uint64 `yaml:"sync_max_chat_age"`
+	SyncContact          bool   `yaml:"sync_contact"`
 
 	SyncWithCustomPuppets bool   `yaml:"sync_with_custom_puppets"`
 
@@ -101,6 +102,7 @@ func (bc *BridgeConfig) setDefaults() {
 	bc.RecoverChatSync = -1
 	bc.RecoverHistory = true
 	bc.SyncChatMaxAge = 259200
+	bc.SyncContact = false
 
 	bc.SyncWithCustomPuppets = true
 

example-config.yaml

@@ -126,6 +126,9 @@ bridge:
     # Default is 3 days = 259200 seconds
     sync_max_chat_age: 259200
 
+    # sync contact, Non-martix-standard parameter, defaults to false
+    sync_contact: false
+
     # Whether or not to sync with custom puppets to receive EDUs that
     # are not normally sent to appservices.
     sync_with_custom_puppets: true

user.go

@@ -630,9 +630,11 @@ func (user *User) syncPuppets(contacts map[string]skype.Contact, toHomeserver bo
 			matrixContacts = append(matrixContacts, string(puppet.MXID))
 		}
 	}
-	customPuppet := user.bridge.GetPuppetByCustomMXID(user.MXID)
-	if customPuppet != nil && customPuppet.CustomIntent() != nil {
-		customPuppet.SetMatrixContacts(matrixContacts)
+	if user.bridge.Config.Bridge.SyncContact {
+		customPuppet := user.bridge.GetPuppetByCustomMXID(user.MXID)
+		if customPuppet != nil && customPuppet.CustomIntent() != nil {
+			customPuppet.SetMatrixContacts(matrixContacts)
+		}
 	}
 	user.log.Infoln("Finished syncing puppet info from contacts")
 }