move !alias variables in to alias_variables.py, add RNICK (random nick)

modules/alias_variables.py

@@ -0,0 +1,12 @@
+import random
+from src import EventManager, ModuleManager, utils
+
+class Module(ModuleManager.BaseModule):
+    @utils.hook("get.command")
+    @utils.kwarg("priority", EventManager.PRIORITY_HIGH)
+    def get_command(self, event):
+        event["kwargs"]["NICK"] = event["user"].nickname
+        if event["is_channel"]:
+            event["kwargs"]["CHAN"] = event["target"].name
+            random_user = random.choice(list(event["target"].users))
+            event["kwargs"]["RNICK"] = random_user.nickname

src/core_modules/aliases.py

@@ -47,7 +47,7 @@ class Module(ModuleManager.BaseModule):
 
             event["command"].command = alias
             event["command"].args = self._arg_replace(alias_args, given_args,
-                {"NICK": event["user"].nickname})
+                event["kwargs"])
 
     @utils.hook("received.command.alias",
         permission="alias")

src/core_modules/commands/__init__.py

@@ -78,7 +78,8 @@ class Module(ModuleManager.BaseModule):
         if not self.has_command(command):
             command_event = CommandEvent(command, args)
             self.events.on("get.command").call(command=command_event,
-                server=server, target=target, is_channel=is_channel, user=user)
+                server=server, target=target, is_channel=is_channel, user=user,
+                kwargs={})
 
             command = command_event.command
             args = command_event.args