Class: Hector::Channel

Inherits:
Object
  • Object
show all
Defined in:
lib/hector/channel.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Channel

Returns a new instance of Channel.



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# File 'lib/hector/channel.rb', line 49

def initialize(name)
  @name = name
  @user_sessions = []
  @created_at = Time.now
end

Instance Attribute Details

#created_at ⇒ Object (readonly)

Returns the value of attribute created_at.



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# File 'lib/hector/channel.rb', line 3

def created_at
  @created_at
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/hector/channel.rb', line 3

def name
  @name
end

#topic ⇒ Object (readonly)

Returns the value of attribute topic.



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# File 'lib/hector/channel.rb', line 3

def topic
  @topic
end

#user_sessions ⇒ Object (readonly)

Returns the value of attribute user_sessions.



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# File 'lib/hector/channel.rb', line 3

def user_sessions
  @user_sessions
end

Class Method Details

.create(name) ⇒ Object 



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# File 'lib/hector/channel.rb', line 16

def create(name)
  new(name).tap do |channel|
    channels[normalize(name)] = channel
  end
end

.delete(name) ⇒ Object 



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# File 'lib/hector/channel.rb', line 26

def delete(name)
  channels.delete(name)
end

.find(name) ⇒ Object 



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# File 'lib/hector/channel.rb', line 6

def find(name)
  channels[normalize(name)]
end

.find_all_for_session(session) ⇒ Object 



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# File 'lib/hector/channel.rb', line 10

def find_all_for_session(session)
  channels.values.find_all do |channel|
    channel.has_session?(session)
  end
end

.find_or_create(name) ⇒ Object 



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# File 'lib/hector/channel.rb', line 22

def find_or_create(name)
  find(name) || create(name)
end

.normalize(name) ⇒ Object 



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# File 'lib/hector/channel.rb', line 30

def normalize(name)
  name.force_encoding("UTF-8") if name.respond_to?(:force_encoding)
  if name =~ /^#[\p{L}\p{M}\p{N}\p{So}\p{Co}\w][\p{L}\p{M}\p{N}\p{So}\p{Co}\p{Pd}\p{Pc}\w-]{0,15}$/u
    name.downcase
  else
    raise NoSuchChannel, name
  end
end

.reset! ⇒ Object 



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# File 'lib/hector/channel.rb', line 39

def reset!
  @channels = nil
end

Instance Method Details

#broadcast(command, *args) ⇒ Object 



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# File 'lib/hector/channel.rb', line 55

def broadcast(command, *args)
  catch :stop do
    Session.broadcast_to(sessions, command, *args)
  end
end

#change_topic(session, topic) ⇒ Object 



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# File 'lib/hector/channel.rb', line 61

def change_topic(session, topic)
  @topic = { :body => topic, :nickname => session.nickname, :time => Time.now }
end

#channel? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hector/channel.rb', line 65

def channel?
  true
end

#deliver(message_type, session, options) ⇒ Object 



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# File 'lib/hector/channel.rb', line 69

def deliver(message_type, session, options)
  if has_session?(session)
    broadcast(message_type, name, options.merge(:except => session))
  else
    raise CannotSendToChannel, name
  end
end

#destroy ⇒ Object 



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# File 'lib/hector/channel.rb', line 77

def destroy
  self.class.delete(name)
end

#has_session?(session) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/hector/channel.rb', line 81

def has_session?(session)
  sessions.include?(session)
end

#join(session) ⇒ Object 



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# File 'lib/hector/channel.rb', line 85

def join(session)
  return if has_session?(session)
  user_sessions.push(session)
end

#nicknames ⇒ Object 



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# File 'lib/hector/channel.rb', line 90

def nicknames
  user_sessions.map { |session| session.nickname }
end

#part(session) ⇒ Object 



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# File 'lib/hector/channel.rb', line 94

def part(session)
  user_sessions.delete(session)
  destroy if user_sessions.empty?
end

#services ⇒ Object 



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# File 'lib/hector/channel.rb', line 99

def services
  Service.all
end

#sessions ⇒ Object 



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# File 'lib/hector/channel.rb', line 103

def sessions
  services + user_sessions
end