Catch lack of read message history permission retrieving messages.

diff --git a/plugin/developer/developer.py b/plugin/developer/developer.py
index dff3282..3d23072 100644 (file)
--- a/plugin/developer/developer.py
+++ b/plugin/developer/developer.py
@@ -111,9 +111,12 @@ class Developer(object):
 
     m = re.match(r'^\d+$', message_id)
     if m is not None:
-      result = yield from client.get_message(channel, message_id)
-      if result is not None:
-        return result
+      try:
+        result = yield from client.get_message(channel, message_id)
+        if result is not None:
+          return result
+      except discord.errors.Forbidden:
+        log.warning('Forbidden to retrieve message {} in {}.'.format(message_id, channel_id))
       yield from bot.say(message.channel, 'Message?')
       return None