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# =XMPP4R - XMPP Library for Ruby
#
# This file's copyright (c) 2009 by Pablo Lorenzzoni <pablo@propus.com.br>
# License:: Ruby's license (see the LICENSE file) or GNU GPL, at your option.
# Website::http://xmpp4r.github.io
#
module Jabber
class Observable
# Jabber::Observable::Contact - Convenience subclass to deal with Contacts
class Contact
# Creates a new Jabber::Observable::Contact
#
# jid:: jid to be used
# observable:: observable to be used
def initialize(jid, observable)
@jid = jid.respond_to?(:resource) ? jid : JID.new(jid)
@observable = observable
end
# Returns the stripped version of the JID
def jid; @jid.strip; end
def inspect #:nodoc:
sprintf("#<%s:0x%x @jid=%s>", self.class.name, __id__, @jid.to_s)
end
# Are e subscribed?
def subscribed?
[:to, :both].include?(subscription)
end
# Get the subscription from the roster_item
def subscription
items = @observable.roster.items
return false unless items.include?(jid)
items[jid].subscription
end
# Send a request asking for authorization
def ask_for_authorization!
request!(:subscribe)
end
# Sends a request asking for unsubscription
def unsubscribe!
request!(:unsubscribe)
end
private
# Really send the request.
def request!(type)
request = Jabber::Presence.new.set_type(type)
request.to = jid
@observable.send!(request)
end
end # of class Contact
end # of class Observable
end # of module Jabber
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