# Channels is the User on (of those the client is on too)?\r
# We may want this so that when a User leaves all Channels and he hasn't\r
# sent us privmsgs, we know remove him from the Server @users list\r
+# * Maybe ChannelList and UserList should be HashesOf instead of ArrayOf?\r
+# See items marked as TODO Ho\r
#++\r
# :title: IRC module\r
#\r
\r
require 'singleton'\r
\r
+class Object\r
+\r
+ # We extend the Object class with a method that\r
+ # checks if the receiver is nil or empty\r
+ def nil_or_empty?\r
+ return true unless self\r
+ return true if self.respond_to? :empty and self.empty?\r
+ return false\r
+ end\r
+end\r
\r
# The Irc module is used to keep all IRC-related classes\r
# in the same namespace\r
\r
# Channel modes of type A manipulate lists\r
#\r
+ # Example: b (banlist)\r
+ #\r
class ModeTypeA < Mode\r
def initialize(ch)\r
super\r
\r
# Channel modes of type B need an argument\r
#\r
+ # Example: k (key)\r
+ #\r
class ModeTypeB < Mode\r
def initialize(ch)\r
super\r
# Channel modes of type C need an argument when set,\r
# but not when they get reset\r
#\r
+ # Example: l (limit)\r
+ #\r
class ModeTypeC < Mode\r
def initialize(ch)\r
super\r
\r
# Channel modes of type D are basically booleans\r
#\r
+ # Example: m (moderate)\r
+ #\r
class ModeTypeD < Mode\r
def initialize(ch)\r
super\r
str = "<#{self.class}:#{'0x%x' % self.object_id}:"\r
str << " on server #{server}" if server\r
str << " @name=#{@name.inspect} @topic=#{@topic.text.inspect}"\r
- str << " @users=[#{@users.sort.join(', ')}]"\r
+ str << " @users=[#{user_nicks.sort.join(', ')}]"\r
str << ">"\r
end\r
\r
self\r
end\r
\r
+ # TODO Ho\r
+ def user_nicks\r
+ @users.map { |u| u.downcase }\r
+ end\r
+\r
+ # Checks if the receiver already has a user with the given _nick_\r
+ #\r
+ def has_user?(nick)\r
+ user_nicks.index(nick.irc_downcase(casemap))\r
+ end\r
+\r
+ # Returns the user with nick _nick_, if available\r
+ #\r
+ def get_user(nick)\r
+ idx = has_user?(nick)\r
+ @users[idx] if idx\r
+ end\r
+\r
+ # Adds a user to the channel\r
+ #\r
+ def add_user(user, opts={})\r
+ silent = opts.fetch(:silent, false) \r
+ if has_user?(user) && !silent\r
+ warn "Trying to add user #{user} to channel #{self} again"\r
+ else\r
+ @users << user.to_irc_user(server_and_casemap)\r
+ end\r
+ end\r
+\r
# Creates a new channel with the given name, optionally setting the topic\r
# and an initial users list.\r
#\r
@users = UserList.new\r
\r
users.each { |u|\r
- @users << u.to_irc_user(server_and_casemap)\r
+ add_user(u)\r
}\r
\r
# Flags\r
# A channel is local to a server if it has the '&' prefix\r
#\r
def local?\r
- name[0] = 0x26\r
+ name[0] == 0x26\r
end\r
\r
# A channel is modeless if it has the '+' prefix\r
#\r
def modeless?\r
- name[0] = 0x2b\r
+ name[0] == 0x2b\r
end\r
\r
# A channel is safe if it has the '!' prefix\r
#\r
def safe?\r
- name[0] = 0x21\r
+ name[0] == 0x21\r
end\r
\r
# A channel is normal if it has the '#' prefix\r
#\r
def normal?\r
- name[0] = 0x23\r
+ name[0] == 0x23\r
end\r
\r
# Create a new mode\r
\r
attr_reader :channels, :users\r
\r
+ # TODO Ho\r
def channel_names\r
@channels.map { |ch| ch.downcase }\r
end\r
\r
+ # TODO Ho\r
def user_nicks\r
@users.map { |u| u.downcase }\r
end\r
# Checks if the receiver already has a channel with the given _name_\r
#\r
def has_channel?(name)\r
- channel_names.index(name.downcase)\r
+ return false if name.nil_or_empty?\r
+ channel_names.index(name.irc_downcase(casemap))\r
end\r
alias :has_chan? :has_channel?\r
\r
# Returns the channel with name _name_, if available\r
#\r
def get_channel(name)\r
+ return nil if name.nil_or_empty?\r
idx = has_channel?(name)\r
channels[idx] if idx\r
end\r
# Create a new Channel object bound to the receiver and add it to the\r
# list of <code>Channel</code>s on the receiver, unless the channel was\r
# present already. In this case, the default action is to raise an\r
- # exception, unless _fails_ is set to false\r
+ # exception, unless _fails_ is set to false. An exception can also be\r
+ # raised if _str_ is nil or empty, again only if _fails_ is set to true;\r
+ # otherwise, the method just returns nil\r
#\r
def new_channel(name, topic=nil, users=[], fails=true)\r
+ if name.nil_or_empty?\r
+ raise "Tried to look for empty or nil channel name #{name.inspect}" if fails\r
+ return nil\r
+ end\r
ex = get_chan(name)\r
if ex\r
raise "Channel #{name} already exists on server #{self}" if fails\r
# Checks if the receiver already has a user with the given _nick_\r
#\r
def has_user?(nick)\r
- user_nicks.index(nick.downcase)\r
+ return false if nick.nil_or_empty?\r
+ user_nicks.index(nick.irc_downcase(casemap))\r
end\r
\r
# Returns the user with nick _nick_, if available\r
# Create a new User object bound to the receiver and add it to the list\r
# of <code>User</code>s on the receiver, unless the User was present\r
# already. In this case, the default action is to raise an exception,\r
- # unless _fails_ is set to false\r
+ # unless _fails_ is set to false. An exception can also be raised\r
+ # if _str_ is nil or empty, again only if _fails_ is set to true;\r
+ # otherwise, the method just returns nil\r
#\r
def new_user(str, fails=true)\r
+ if str.nil_or_empty?\r
+ raise "Tried to look for empty or nil user name #{str.inspect}" if fails\r
+ return nil\r
+ end\r
tmp = str.to_irc_user(:server => self)\r
old = get_user(tmp.nick)\r
# debug "Tmp: #{tmp.inspect}"\r
@users.inject(UserList.new) {\r
|list, user|\r
if user.user == "*" or user.host == "*"\r
- list << user if user.nick.downcase =~ nm.nick.downcase.to_irc_regexp\r
+ list << user if user.nick.irc_downcase(casemap) =~ nm.nick.irc_downcase(casemap).to_irc_regexp\r
else\r
list << user if user.matches?(nm)\r
end\r