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# =XMPP4R - XMPP Library for Ruby
# License:: Ruby's license (see the LICENSE file) or GNU GPL, at your option.
# Website::http://xmpp4r.github.io
require 'xmpp4r/xmppelement'
module Jabber
module Caps
NS_CAPS='http://jabber.org/protocol/caps'
##
# The <c/> XMPP element, used to advertise entity capabilities.
#
# See http://www.xmpp.org/extensions/xep-0115.html#protocol.
#
# You should not need to construct this element directly, see
# Jabber::Caps::Helper.
class C < XMPPElement
name_xmlns 'c', NS_CAPS
force_xmlns true
def initialize(node = nil, ver = nil)
super()
add_attribute('node', node) if node
if ver
add_attribute('ver', ver)
add_attribute('hash', 'sha-1')
end
end
##
# Get the value of this element's 'ver' attribute,
# an opaque hash representing this entity's capabilities.
def ver
attributes['ver']
end
##
# Get the value of this element's 'node' attribute,
# a 'unique identifier for the software underlying the entity'
def node
attributes['node']
end
##
# Get the value of this element's 'hash' attribute,
# the algorithm used in generating the 'ver' attribute
def hash
attributes['hash']
end
##
# Get the value of this element's 'ext' attribute,
# the list of extensions for legacy clients.
def ext
attributes['ext']
end
##
# Is this a legacy caps response, as defined by version 1.3 of
# the XEP-0115 specification?
def legacy?
hash.nil? || hash.empty?
end
end
end
end
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