From b8aca728611d0422683347fdf3fc97b4f8651499 Mon Sep 17 00:00:00 2001
From: jesopo
Date: Wed, 19 Sep 2018 12:35:34 +0100
Subject: Support hooking functions in modules with @Utils.hook

---
 ModuleManager.py | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'ModuleManager.py')

diff --git a/ModuleManager.py b/ModuleManager.py
index a67cacad..29248a36 100644
--- a/ModuleManager.py
+++ b/ModuleManager.py
@@ -1,5 +1,7 @@
 import glob, imp, inspect, os, sys, uuid
 
+BITBOT_HOOKS_MAGIC = "__bitbot_hooks"
+
 class ModuleManager(object):
     def __init__(self, bot, events, exports, directory="modules"):
         self.bot = bot
@@ -51,10 +53,22 @@ class ModuleManager(object):
             raise ImportError("module '%s' has a Module attribute but it is not a class.")
 
         context = str(uuid.uuid4())
-        module_object = module.Module(self.bot, self.events.new_context(
-            context), self.exports.new_context(context))
+        context_events = self.events.new_context(context)
+        context_exports = self.exports.new_context(context)
+        module_object = module.Module(self.bot, context_events,
+            context_exports)
+
         if not hasattr(module_object, "_name"):
             module_object._name = name.title()
+        for attribute_name in dir(module_object):
+            attribute = getattr(module_object, attribute_name)
+            if inspect.ismethod(attribute) and hasattr(attribute,
+                    BITBOT_HOOKS_MAGIC):
+                hooks = getattr(attribute, BITBOT_HOOKS_MAGIC)
+                for hook in hooks:
+                    context_events.on(hook["event"]).hook(attribute,
+                        **hook["kwargs"])
+
         module_object._context = context
         module_object._import_name = name
 
-- 
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