Ejabberd: error in simple module to handle offline messages
问题 I have an Ejabberd 17.01 installation where I need to push a notification in case a recipient is offline. This seems the be a common task and solutions using a customized Ejabberd module can be found everywhere. However, I just don't get it running. First, here's me script: -module(mod_offline_push). -behaviour(gen_mod). -export([start/2, stop/1]). -export([push_message/3]). -include("ejabberd.hrl"). -include("logger.hrl"). -include("jlib.hrl"). start(Host, _Opts) -> ?INFO_MSG("mod_offline