From a280ce2fd50834bffdaff365869bde2c909264ec Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Tue, 25 Mar 2008 12:44:48 +0100
Subject: [PATCH] filters: UI and methods to list filter groups

---
 lib/rbot/core/filters_ui.rb    | 11 +++++++++++
 lib/rbot/core/utils/filters.rb | 11 +++++++++++
 2 files changed, 22 insertions(+)

diff --git a/lib/rbot/core/filters_ui.rb b/lib/rbot/core/filters_ui.rb
index ed3e65d7..6f5ecbb3 100644
--- a/lib/rbot/core/filters_ui.rb
+++ b/lib/rbot/core/filters_ui.rb
@@ -34,6 +34,16 @@ class FiltersModule < CoreBotModule
     m.reply msg
   end
 
+  def do_listgroups(m, params)
+    ar = @bot.filter_groups.map { |s| s.to_s }.sort!
+    if ar.empty?
+      msg = _("no known filter groups")
+    else
+      msg = _("known filter groups: ") << ar.join(", ") 
+    end
+    m.reply msg
+  end
+
   def do_search(m, params)
     l = @bot.filter_names.map { |s| s.to_s }
     pat = params[:pat].to_s
@@ -53,3 +63,4 @@ plugin = FiltersModule.new
 
 plugin.map "filters list [:group]", :action => :do_list
 plugin.map "filters search *pat", :action => :do_search
+plugin.map "filter groups", :action => :do_listgroups
diff --git a/lib/rbot/core/utils/filters.rb b/lib/rbot/core/utils/filters.rb
index 2da89d08..6d560c91 100644
--- a/lib/rbot/core/utils/filters.rb
+++ b/lib/rbot/core/utils/filters.rb
@@ -96,6 +96,11 @@ module ::Irc
       @filters.key?(global_filter_name(name, group))
     end
 
+    # This method checks if the bot has a filter group named _name_
+    def has_filter_group?(name)
+      @filter_group.key?(name)
+    end
+
     # This method is used to register a new filter
     def register_filter(name, group=nil, &block)
       raise "No block provided" unless block_given?
@@ -129,6 +134,12 @@ module ::Irc
       end
     end
 
+    # This method is used to retrieve the filter group names
+    def filter_groups
+      return [] unless defined? @filter_group
+      return @filter_group.keys
+    end
+
     # This method clears the filter list and installs the identity filter
     def clear_filters
       @filters ||= {}
-- 
2.39.2