[teisenbe] first attempt at a plugin system.

1 files changed, 33 insertions, 0 deletions

diff --git a/src/plugin.py b/src/plugin.py
new file mode 100644
index 00000000..e8386d16
--- /dev/null
+++ b/src/plugin.py
@@ -0,0 +1,33 @@
+import inspect
+
+class BasePlugin(object):
+    """
+    Class that all plugins derive from.  Any methods beginning with command_
+    are interpreted as a command and beginning with on_ are interpreted as
+    event handlers
+    """
+
+    def __init__(self, core):
+        self.core = core
+        for k, v in inspect.getmembers(self, inspect.ismethod):
+            if k.startswith('on_'):
+                core.xmpp.add_event_handler(k[3:], v)
+            elif k.startswith('command_'):
+                command = k[len('command_'):]
+                core.commands[command] = (v, v.__doc__, None)
+        self.init()
+
+    def init(self):
+        pass
+
+    def cleanup(self):
+        pass
+
+    def unload(self):
+        for k, v in inspect.getmembers(self, inspect.ismethod):
+            if k.startswith('on_'):
+                self.core.xmpp.del_event_handler(k[3:], v)
+            elif k.startswith('command_'):
+                command = k[len('command_'):]
+                del self.core.commands[command]
+        self.cleanup()