Added a --list command to list defined networks

hjoin/hjoin.py

@@ -31,6 +31,8 @@
 
 USAGE = """
 Usage: hjoin [network.channel|-private=network.nick] [--logger]
+       hjoin --list   # List the defined networks
+       hjoin --stop   # Stop the daemon, disconnect from all IRC networks
 
 Network is one of the keys in the config file: "freenode", "oftc", etc.
 There's no # in front of the channel
@@ -75,6 +77,14 @@ def main(argv=None):
         stop_daemon()
         return 0
 
+    if arg == "--list" or arg == "-l":
+        conf = load_config(os.getenv("HOME"))
+        print("Networks: ")
+        for key in conf.keys():
+            if not key.startswith('cmd_'):
+                print("\t"+key)
+        return 0
+
     if "." not in arg:  # Argument must be <network_name>.<channel_name>
         print(USAGE)
         return 1