Class: IRCd::Channel

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

Direct Known Subclasses

NoModeChannel, SafeChannel

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(server, who, chname) ⇒ Channel 



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# File 'lib/rupircd/channel.rb', line 221

def initialize(server, who, chname)
  @server = server
  @mode = ChannelMode.new(server, chname)
  @name = chname
  @topic = ""
  @members = []
  @invited = []
end

Instance Attribute Details

#members ⇒ Object (readonly)

Returns the value of attribute members.



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# File 'lib/rupircd/channel.rb', line 219

def members
  @members
end

#mode ⇒ Object (readonly)

Returns the value of attribute mode.



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# File 'lib/rupircd/channel.rb', line 219

def mode
  @mode
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/rupircd/channel.rb', line 219

def name
  @name
end

Instance Method Details

#get_topic(user, text = false) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 344

def get_topic(user, text=false)
  return nil if @mode.secret && !joined?(user)
  return @topic if text
  if @topic.empty?
    ["331", @name, "No topic is set"]
  else
    ["332", @name, @topic]
  end
end

#handle_mode(who, params) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 304

def handle_mode(who, params)
  if params.empty?
    ["324", @name, *@mode.get_flags]
  else
    flags, *targets = params
    flags = "+" + flags if flags[0,1] != "+" && flags[0,1] != "-"
    if @mode.op?(who)
      rpl = @mode.set_flags(who, flags, targets)
      send_to_members(who, Command::MODE, @name, *rpl) if rpl
      nil
    elsif !joined?(who)
      return ["482", @name, "You're not channel operator"]
    else
      return ["442", @name, "You're not on that channel"]
    end
  end
end

#invite(from, who) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 284

def invite(from, who)
  if !joined?(from)
    return ["442", @name, "You're not on that channel"]
  elsif joined?(who)
    return ["443", who.nick, "is already on channel"]
  elsif !@mode.can_invite?(from)
    return ["482", @name, "You're not channel operator"]
  else 
    @invited.push who
    @server.send_client_message(who, from, Command::INVITE, who.nick, @name)
    return ["341", who.nick, @name]
  end
end

#join(who, key = "") ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 230

def join(who, key="")
  if @mode.banned?(who)
    ["474", @name, "Cannot join channel (+b)"]
  elsif @mode.invite && !@invited.include?(who)
    ["473", @name, "Cannot join channel (+i)"]
  elsif !@mode.key.empty? && @mode.key != key
    ["475", @name, "Cannot join channel (+k)"]
  elsif @mode.user_max >= @members.size
    ["471", @name, "Cannot join channel (+l)"]
  elsif !joined?(who)
    who.joined_channels.push self
    @members.unshift who
    
    @mode.add_op who if @members.size == 1
    sends = []
    sends << get_topic(who)
    sends += names(who)
    @server.send_client_message(who, who, Command::JOIN, @name)
    @server.handle_reply(who, sends)
    send_to_other_members(who, Command::JOIN, @name)
    return nil
  end
end

#joined?(who) ⇒ Boolean 



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# File 'lib/rupircd/channel.rb', line 280

def joined?(who)
  @members.include?(who)
end

#kick(who, by, msg = "no reason") ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 254

def kick(who, by, msg="no reason")
  if !@members.include?(by)
    ["442", @name, "You're not on that channel"]
  elsif !@members.include?(who)
    ["441", who.nick, @name, "They aren't on that channel"]
  elsif @mode.op?(by)
    send_to_members(by, Command::KICK, @name, who.nick, msg)
    unregister(who)
    nil
  else
    ["482", @name, "You're not channel operator"]
  end
end

#names(user) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 376

def names(user)
  return nil if @mode.secret && !joined?(user)
  mems = @members.dup
  unless @members.include?(user)
    mems = mems.find_all{|usr|
      !usr.invisible
    }
  end
  memlist = mems.map{|us|
    if @mode.op?(us)
      pr = "@"
    else
      pr = ""
    end
    pr+us.nick
  }.join(" ")
  sends = []
  unless memlist.empty?
    prefix = if @mode.secret
      "@"
    elsif @mode.private
      "*"
    else
      "="
    end
    sends << ["353", prefix, @name, memlist]
  end
  sends << ["366", @name, "End of NAMES list"]
  sends
end

#notice(who, msg) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 365

def notice(who, msg)
  if @mode.can_talk?(who)
    send_to_other_members(who, Command::NOTICE, @name, msg)
  end
  return nil
end

#part(who, message = "") ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 322

def part(who, message="")
  if joined?(who)
    send_to_members(who, Command::PART, @name, message)
    unregister(who)
    return nil
  else
    return ["442", @name, "You're not on that channel"]
  end
end

#privmsg(who, msg) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 354

def privmsg(who, msg)
  if @mode.n && !@members.include?(who)
    return ["404", @name, "Cannot send to channel"]
  elsif @mode.can_talk?(who)
    send_to_other_members(who, Command::PRIVMSG, @name, msg)
    nil
  else
    return ["404", @name, "Cannot send to channel"]
  end
end

#send_to_members(user, command, *args) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 268

def send_to_members(user, command, *args)
  @members.each{|mem|
    @server.send_client_message(mem, user, command, *args)
  }
end

#send_to_other_members(user, command, *args) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 274

def send_to_other_members(user, command, *args)
  (@members-[user]).each{|mem|
    @server.send_client_message(mem, user, command, *args)
  }
end

#set_topic(who, str) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 332

def set_topic(who, str)
  if @mode.can_change_topic?(who)
    @topic = str
    send_to_members(who, Command::TOPIC, @name, @topic)
    return nil
  elsif !@members.include?(who)
    return ["442", @name, "You're not on that channel"]
  else
    return ["482", @name, "You're not channel operator"]
  end
end

#unregister(usr) ⇒ Object 



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# File 'lib/rupircd/channel.rb', line 298

def unregister(usr)
  @members.delete(usr)
  @mode.unregister(usr)
  usr.joined_channels.delete(self)
end

#visible?(user) ⇒ Boolean 



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# File 'lib/rupircd/channel.rb', line 372

def visible?(user)
  !@mode.secret || joined?(user)
end