unknown_question: add plugin

README.md

@@ -50,9 +50,9 @@ Missing features
     - [x] appreciation
     - [x] detector
     - [x] "???"
-- [ ] Simple word mappings for fun
+- ~~[ ] Simple word mappings for fun~~
 - ~~[ ] Lyrics~~
 - [ ] Phonétique
 - [x] Greet other people joining
 - [x] Mourn other people parting
-- [ ] unknown questions
+- [x] unknown questions

config.json.example

@@ -119,6 +119,9 @@
       "param_source": "from",
       "param_dest": "to"
     },
+    "unknownquestion": {
+      "pass_to_misc_rate": 50
+    },
     "wikipedia": {
       "commands": ["science", "define"],
       "lang": "en",

edmond/plugin.py

@@ -32,6 +32,8 @@ class Plugin:
     For now these levels are used:
     - 0: default
     - -3: low, misc parsing of messages, answer to various messages
+    - -8: handling of unknown commands
+    - -9: handling of unknown questions
     - -10: lowest, e.g. for random reactions usually with a very low rate
     """
 

edmond/plugins/unknown_question.py

@@ -0,0 +1,32 @@
+import random
+
+from edmond.plugin import Plugin
+from edmond.utils import proc
+
+
+class UnknownQuestionPlugin(Plugin):
+    """Handle unknown questions.
+
+    Reply with some question marks, but there is a configurable rate to pass
+    processing of the message to the misc_reactions if available.
+    """
+
+    REQUIRED_CONFIGS = ["pass_to_misc_rate"]
+
+    def __init__(self, bot):
+        super().__init__(bot)
+        self.priority = -9
+        self.misc_plugin = None
+
+    def on_welcome(self, event):
+        self.misc_plugin = self.bot.get_plugin("miscreactions")
+
+    def on_pubmsg(self, event):
+        message = self.should_read_message(event.arguments[0])
+        if message is None:
+            return False
+        if self.misc_plugin and proc(self.config["pass_to_misc_rate"]):
+            return self.misc_plugin.on_pubmsg(event)
+        else:
+            self.bot.say(event.target, "?" * random.randint(1, 3))
+            return True