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-rw-r--r--src/core.py84
1 files changed, 73 insertions, 11 deletions
diff --git a/src/core.py b/src/core.py
index 8021a3ed..9e12ba03 100644
--- a/src/core.py
+++ b/src/core.py
@@ -283,6 +283,77 @@ class Core(object):
self.pending_invites = {}
+ # a dict of the form {'config_option': [list, of, callbacks]}
+ # Whenever a configuration option is changed (using /set or by
+ # reloading a new config using a signal), all the associated
+ # callbacks are triggered.
+ # Use Core.add_configuration_handler("option", callback) to add a
+ # handler
+ # Note that the callback will be called when it’s changed in the global section, OR
+ # in a special section.
+ # As a special case, handlers can be associated with the empty
+ # string option (""), they will be called for every option change
+ # The callback takes two argument: the config option, and the new
+ # value
+ self.configuration_change_handlers = {"": []}
+ self.add_configuration_handler("create_gaps", self.on_gaps_config_change)
+ self.add_configuration_handler("plugins_dir", self.on_plugins_dir_config_change)
+ self.add_configuration_handler("plugins_conf_dir", self.on_plugins_conf_dir_config_change)
+ self.add_configuration_handler("", self.on_any_config_change)
+
+ def on_any_config_change(self, option, value):
+ """
+ Update the roster, in case a roster option changed.
+ """
+ roster.modified()
+
+ def add_configuration_handler(self, option, callback):
+ """
+ Add a callback, associated with the given option. It will be called
+ each time the configuration option is changed using /set or by
+ reloading the configuration with a signal
+ """
+ if option not in self.configuration_change_handlers:
+ self.configuration_change_handlers[option] = []
+ self.configuration_change_handlers[option].append(callback)
+
+ def trigger_configuration_change(self, option, value):
+ """
+ Triggers all the handlers associated with the given configuration
+ option
+ """
+ # First call the callbacks associated with any configuration change
+ for callback in self.configuration_change_handlers[""]:
+ callback(option, value)
+ # and then the callbacks associated with this specific option, if
+ # any
+ if option not in self.configuration_change_handlers:
+ return
+ for callback in self.configuration_change_handlers[option]:
+ callback(option, value)
+
+ def on_gaps_config_change(self, option, value):
+ """
+ Called when the option create_gaps is changed.
+ Remove all gaptabs if switching from gaps to nogaps.
+ """
+ if value.lower() == "false":
+ self.tabs = list(filter(lambda x: bool(x), self.tabs))
+
+ def on_plugins_dir_config_change(self, option, value):
+ """
+ Called when the plugins_dir option is changed
+ """
+ path = os.path.expanduser(value)
+ self.plugin_manager.on_plugins_dir_change(path)
+
+ def on_plugins_conf_dir_config_change(self, option, value):
+ """
+ Called when the plugins_conf_dir option is changed
+ """
+ path = os.path.expanduser(value)
+ self.plugin_manager.on_plugins_conf_dir_change(path)
+
def sigusr_handler(self, num, stack):
"""
Handle SIGUSR1 (10)
@@ -2053,6 +2124,7 @@ class Core(object):
option = args[0]
value = args[1]
info = config.set_and_save(option, value)
+ self.trigger_configuration_change(option, value)
elif len(args) == 3:
if '|' in args[0]:
plugin_name, section = args[0].split('|')[:2]
@@ -2069,17 +2141,7 @@ class Core(object):
option = args[1]
value = args[2]
info = config.set_and_save(option, value, section)
- # Remove all gaptabs if switching from gaps to nogaps
- if option == 'create_gaps' and value.lower() == 'false':
- self.tabs = list(filter(lambda x: bool(x), self.tabs))
- elif option == 'plugins_dir':
- path = os.path.expanduser(value)
- self.plugin_manager.on_plugins_dir_change(path)
- elif option == 'plugins_conf_dir':
- path = os.path.expanduser(value)
- self.plugin_manager.on_plugins_conf_dir_change(path)
- # in case some roster options have changed
- roster.modified()
+ self.trigger_configuration_change(option, value)
self.call_for_resize()
self.information(*info)