markov: add config option for delay in learning thread

1 files changed, 5 insertions, 1 deletions

diff --git a/data/rbot/plugins/markov.rb b/data/rbot/plugins/markov.rb
index deeb9cae..4fffe564 100755
--- a/data/rbot/plugins/markov.rb
+++ b/data/rbot/plugins/markov.rb
@@ -24,6 +24,10 @@ class MarkovPlugin < Plugin
     :default => 50,
     :validate => Proc.new { |v| (0..100).include? v },
     :desc => "Maximum number of words the bot should put in a sentence")
+  Config.register Config::IntegerValue.new('markov.learn_delay',
+    :default => 0.5,
+    :validate => Proc.new { |v| v >= 0 },
+    :desc => "Time the learning thread spends sleeping after learning a line. If set to zero, learning from files can be very CPU intensive, but also faster.")
 
   def initialize
     super
@@ -45,7 +49,7 @@ class MarkovPlugin < Plugin
     @learning_thread = Thread.new do
       while s = @learning_queue.pop
         learn_line s
-        sleep 0.5
+        sleep @bot.config['markov.learn_delay'] unless @bot.config['markov.learn_delay'].zero?
       end
     end
     @learning_thread.priority = -1