1 files changed, 21 insertions, 0 deletions
diff --git a/lib/mod_presence_demo.ex b/lib/mod_presence_demo.ex
new file mode 100644
index 000000000..89fc60d87
--- /dev/null
+++ b/lib/mod_presence_demo.ex
@@ -0,0 +1,21 @@
+defmodule ModPresenceDemo do
+  import Ejabberd.Logger # this allow using info, error, etc for logging
+  @behaviour :gen_mod
+
+  def start(host, _opts) do
+    info('Starting ejabberd module Presence Demo')
+    Ejabberd.Hooks.add(:set_presence_hook, host, __ENV__.module, :on_presence, 50)
+    :ok
+  end
+  
+  def stop(host) do
+    info('Stopping ejabberd module Presence Demo')
+    Ejabberd.Hooks.delete(:set_presence_hook, host, __ENV__.module, :on_presence, 50)
+    :ok
+  end
+  
+  def on_presence(user, _server, _resource, _packet) do
+    info('Receive presence for #{user}')
+    :none
+  end 
+end