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@dominikh
Created March 24, 2012 08:16
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module Cinch
module Plugins
class PluginManagement
include Cinch::Plugin
match(/plugin load (\S+)(?: (\S+))?/, method: :load_plugin)
match(/plugin unload (\S+)/, method: :unload_plugin)
match(/plugin reload (\S+)(?: (\S+))?/, method: :reload_plugin)
match(/plugin set (\S+) (\S+) (.+)$/, method: :set_option)
def load_plugin(m, plugin, mapping)
mapping ||= plugin.gsub(/(.)([A-Z])/) { |_|
$1 + "_" + $2
}.downcase # we downcase here to also catch the first letter
file_name = "lib/cinch/plugins/#{mapping}.rb"
unless File.exist?(file_name)
m.reply "Could not load #{plugin} because #{file_name} does not exist."
return
end
begin
load(file_name)
rescue
m.reply "Could not load #{plugin}."
raise
end
begin
const = Cinch::Plugins.const_get(plugin)
rescue NameError
m.reply "Could not load #{plugin} because no matching class was found."
return
end
@bot.plugins.register_plugin(const)
m.reply "Successfully loaded #{plugin}"
end
def unload_plugin(m, plugin)
begin
plugin_class = Cinch::Plugins.const_get(plugin)
rescue NameError
m.reply "Could not unload #{plugin} because no matching class was found."
return
end
@bot.plugins.select {|p| p.class == plugin_class}.each do |p|
@bot.plugins.unregister_plugin(p)
end
## FIXME not doing this at the moment because it'll break
## plugin options. This means, however, that reloading a
## plugin is relatively dirty: old methods will not be removed
## but only overwritten by new ones. You will also not be able
## to change a classes superclass this way.
# Cinch::Plugins.__send__(:remove_const, plugin)
# Because we're not completely removing the plugin class,
# reset everything to the starting values.
plugin_class.hooks.clear
plugin_class.matchers.clear
plugin_class.listeners.clear
plugin_class.timers.clear
plugin_class.ctcps.clear
plugin_class.react_on = :message
plugin_class.plugin_name = nil
plugin_class.help = nil
plugin_class.prefix = nil
plugin_class.suffix = nil
plugin_class.required_options.clear
m.reply "Successfully unloaded #{plugin}"
end
def reload_plugin(m, plugin, mapping)
unload_plugin(m, plugin)
load_plugin(m, plugin, mapping)
end
def set_option(m, plugin, option, value)
begin
const = Cinch::Plugins.const_get(plugin)
rescue NameError
m.reply "Could not set plugin option for #{plugin} because no matching class was found."
return
end
@bot.config.plugins.options[const][option.to_sym] = eval(value)
end
end
end
end
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