Implement channel_changer

Author: colwem

.gitignore

@@ -9,5 +9,11 @@ coverage/
 data/
 .rbx
 
+
 *.swp
 *~
+
+#emacs files 
+\#*
+.#*
+

Rakefile

@@ -21,7 +21,8 @@ end
 desc "start percival, connect to all channels in the CHANNELS env var" 
 task :start do
   system 'mkdir -p data/timesheets/'
-  channels = ENV["CHANNELS"].split(/,\s*/)
+  channels = ENV["CHANNELS"] && ENV["CHANNELS"].split(/,\s*/) || ["#lpmc-bot"]
+  nick = ENV["NICK"] || "percival"
   server = 'irc.freenode.com'
 
   require 'percival'
@@ -30,8 +31,10 @@ task :start do
     configure do |c|
       c.server = server
       c.channels = channels
-      c.nick = 'percival'
-      c.plugins.plugins = [ClockPlugin, LoggerPlugin]
+      c.nick = nick
+      c.plugins.plugins = [ClockPlugin,
+                           LoggerPlugin,
+                           ChannelChangerPlugin]
     end
   end
 

lib/percival.rb

@@ -3,6 +3,7 @@
 require 'percival/version'
 require 'percival/clock'
 require 'percival/logger'
+require 'percival/channel_changer'
 
 PERCIVAL_ROOT = File.dirname(File.dirname(__FILE__))
 

lib/percival/channel_changer.rb

@@ -0,0 +1,2 @@
+require 'percival/channel_changer/plugin'
+require 'percival/channel_changer/user_role'

lib/percival/channel_changer/plugin.rb

@@ -0,0 +1,27 @@
+
+class ChannelChangerPlugin
+  include Cinch::Plugin
+    
+  match /join-channel\s+(\S+)/, :method => :join
+  match /leave-channel(?:\s+(\S+))?/, :method => :leave
+
+  listen_to :error, method: :error
+  
+  def error irc
+    debug( irc.to_s )
+  end
+  
+  def leave irc, channel
+    if UserRole.approved? irc.user, :channel_changer
+      channel ||= irc.channel
+      Channel(channel).part 
+    end
+  end
+
+  def join irc, channel
+    Channel(channel).join() if UserRole.approved? irc.user, :channel_changer
+  end
+end
+
+
+

lib/percival/channel_changer/user_role.rb

@@ -0,0 +1,16 @@
+class UserRole
+  @@test_users = ["colwem", "jfredett"]
+  @@roles = {
+    super_user: @@test_users,
+    channel_changer: @@test_users,
+    name_changer: @@test_users}
+
+  def self.approved?(user, role)
+    if user.is_a? Cinch::User
+      user = user.name
+    elsif ! user.is_a? String
+      throw "user was not a valid type [String, User]"
+    end
+    @@roles[role].include? user #or @@roles[:super_user].include? user 
+  end
+end