Add unregister command

[signal-cli] / src / main / java / org / asamk / signal / Manager.java

diff --git a/src/main/java/org/asamk/signal/Manager.java b/src/main/java/org/asamk/signal/Manager.java
index ab1f1191d92a565833b155edc9bceaf8ef3ebbfc..a6dfcae5a7edf779c6421c209bc512c8c6432e98 100644 (file)
--- a/src/main/java/org/asamk/signal/Manager.java
+++ b/src/main/java/org/asamk/signal/Manager.java
@@ -356,6 +356,13 @@ class Manager implements Signal {
         save();
     }
 
+    public void unregister() throws IOException {
+        // When setting an empty GCM id, the Signal-Server also sets the fetchesMessages property to false.
+        // If this is the master device, other users can't send messages to this number anymore.
+        // If this is a linked device, other users can still send messages, but this device doesn't receive them anymore.
+        accountManager.setGcmId(Optional.<String>absent());
+    }
+
     public URI getDeviceLinkUri() throws TimeoutException, IOException {
         password = Util.getSecret(18);