Add `irc_lower()` and `irc_equals()` to IRCServer.Server so that no where else

in the code has to know about the server having a casemapping

1 files changed, 3 insertions, 4 deletions

diff --git a/src/IRCBuffer.py b/src/IRCBuffer.py
index 9d0684cf..dd4d11ae 100644
--- a/src/IRCBuffer.py
+++ b/src/IRCBuffer.py
@@ -45,8 +45,7 @@ class Buffer(object):
             ) -> typing.Optional[BufferLine]:
         from_self = kwargs.get("from_self", True)
         for_user = kwargs.get("for_user", "")
-        for_user = utils.irc.lower(self.server.case_mapping, for_user
-            ) if for_user else None
+        for_user = self.server.irc_lower(for_user) if for_user else None
         not_pattern = kwargs.get("not_pattern", None)
         for line in self.lines:
             if line.from_self and not from_self:
@@ -54,8 +53,8 @@ class Buffer(object):
             elif re.search(pattern, line.message):
                 if not_pattern and re.search(not_pattern, line.message):
                     continue
-                if for_user and not utils.irc.lower(self.server.case_mapping,
-                        line.sender) == for_user:
+                if for_user and not self.server.irc_lower(line.sender
+                        ) == for_user:
                     continue
                 return line
         return None