Added Karma persistence

Readme.rdoc

@@ -11,6 +11,16 @@ It runs with straight Ruby. You'll need the Cinch gem and Ruby 1.9, and you'll w
     nick: my_bot
     channel: ecruby
 
+If you plan to use the Karma plugin, you'll need a bit more:
+
+  bot.yml
+  settings:
+    nick: my_bot
+    channel: ecruby
+    persistence_url: ecruby.org
+    username: some_user
+    password: sekrit
+
 Then just run it with
 
   ruby chatbot.rb

chatbot.rb

@@ -2,7 +2,7 @@
 require 'cinch'
 require 'yaml'
 begin
-  settings = YAML.load(File.read("bot.yml"))
+  $settings = YAML.load(File.read("bot.yml"))
 rescue
   puts "create bot.yml and populate it with values. See the readme file!"
 end
@@ -16,8 +16,8 @@
 
   configure do |c|
     c.server = "irc.freenode.org"
-    c.nick = settings["settings"]["nick"]
-    c.channels = [settings["settings"]["channel"]]
+    c.nick = $settings["settings"]["nick"]
+    c.channels = [$settings["settings"]["channel"]]
     c.plugins.plugins = [Karma, LinkCatcher]
   end
 

plugins/karma.rb

@@ -1,9 +1,14 @@
+require 'open-uri'
+require 'net/http'
+require 'json'
+require 'uri'
+
 class Karma
   include Cinch::Plugin
 
   def initialize(*args)
      super
-     @karma_points = {}
+     @karma_points = JSON.parse open("http://#{$settings['settings']['persistence_url']}/scoreboard").read
    end
 
   $help_messages << "!props <nick>    Give props"
@@ -77,29 +82,33 @@ def points(m)
   end
 
   def scoreboard(m)
-    @karma_points.each do |key, val|
-      m.reply points_for(key)
+    @karma_points.each do |j|
+      m.reply points_for(j['nick'])
     end
   end
 
   # ****************************
+  def record_for(nick)
+    @karma_points.select{|j|j['nick']==nick}[0] || (@karma_points << {'nick' => nick, 'points' => 0}).last
+  end
+
   def reduce_points(nick, number)
-    default(nick)
-    @karma_points[nick] -= number
+    record_for(nick)['points'] -= number
+    post_points(nick)
   end
 
   def add_points(nick, number)
-    default(nick)
-    @karma_points[nick] += number
+    record_for(nick)['points'] += number
+    post_points(nick)
   end
 
-  def default(nick)
-    @karma_points[nick] ||= 0
+  def post_points(nick)
+    uri = URI.parse("http://#{$settings['settings']['username']}:#{$settings['settings']['password']}@#{$settings['settings']['persistence_url']}/#{nick}")
+    Net::HTTP.post_form(uri,{'points' => record_for(nick)['points']})
   end
-  
+
   def points_for(nick)
-    default(nick)
-    "#{nick} has #{@karma_points[nick]} points"
+    "#{nick} has #{record_for(nick)['points']} points"
   end
 
 end