Implicit control gain (#108)

* add client side implicit hosting.

* add server side implicit hosting.

* update changelog.

* allow clipboard & keybaord access.

server/internal/types/config/webrtc.go

@@ -22,6 +22,8 @@ type WebRTC struct {
 	NAT1To1IPs   []string
 	TCPMUX       int
 	UDPMUX       int
+
+	ImplicitControl bool
 }
 
 func (WebRTC) Init(cmd *cobra.Command) error {
@@ -65,6 +67,12 @@ func (WebRTC) Init(cmd *cobra.Command) error {
 		return err
 	}
 
+	// TODO: Should be moved to session config.
+	cmd.PersistentFlags().Bool("implicitcontrol", false, "if enabled members can gain control implicitly")
+	if err := viper.BindPFlag("implicitcontrol", cmd.PersistentFlags().Lookup("implicitcontrol")); err != nil {
+		return err
+	}
+
 	return nil
 }
 
@@ -120,4 +128,7 @@ func (s *WebRTC) Set() {
 		s.EphemeralMin = min
 		s.EphemeralMax = max
 	}
+
+	// TODO: Should be moved to session config.
+	s.ImplicitControl = viper.GetBool("implicitcontrol")
 }

server/internal/types/session.go

@@ -38,6 +38,8 @@ type SessionManager interface {
 	ClearHost()
 	Has(id string) bool
 	Get(id string) (Session, bool)
+	SetControlLocked(locked bool)
+	CanControl(id string) bool
 	Members() []*Member
 	Admins() []*Member
 	Destroy(id string)

server/internal/types/webrtc.go

@@ -13,6 +13,7 @@ type WebRTCManager interface {
 	CreatePeer(id string, session Session) (Peer, error)
 	ICELite() bool
 	ICEServers() []webrtc.ICEServer
+	ImplicitControl() bool
 }
 
 type Peer interface {