Class: Jabber::Caps::C

Inherits:
XMPPElement show all
Defined in:
lib/xmpp4r/caps/c.rb

Overview

The <c/> XMPP element, used to advertise entity capabilities.

See www.xmpp.org/extensions/xep-0115.html#protocol.

You should not need to construct this element directly, see Jabber::Caps::Helper.

Instance Method Summary collapse

Methods inherited from XMPPElement

class_for_name_xmlns, #clone, force_xmlns, force_xmlns?, import, name_xmlns, name_xmlns_for_class, #parent=, #set_xml_lang, #typed_add, #xml_lang, #xml_lang=

Methods inherited from REXML::Element

#==, #delete_elements, #each_elements, #first_element, #first_element_content, #first_element_text, #import, import, #replace_element_content, #replace_element_text, #typed_add

Constructor Details

#initialize(node = nil, ver = nil) ⇒ C

Returns a new instance of C.



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# File 'lib/xmpp4r/caps/c.rb', line 22

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

Instance Method Details

#ext ⇒ Object

Get the value of this element’s ‘ext’ attribute, the list of extensions for legacy clients.



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# File 'lib/xmpp4r/caps/c.rb', line 55

def ext
  attributes['ext']
end

#hash ⇒ Object

Get the value of this element’s ‘hash’ attribute, the algorithm used in generating the ‘ver’ attribute



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# File 'lib/xmpp4r/caps/c.rb', line 48

def hash
  attributes['hash']
end

#legacy? ⇒ Boolean

Is this a legacy caps response, as defined by version 1.3 of the XEP-0115 specification?

Returns:

  • (Boolean) 


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# File 'lib/xmpp4r/caps/c.rb', line 62

def legacy?
  hash.nil? || hash.empty?
end

#node ⇒ Object

Get the value of this element’s ‘node’ attribute, a ‘unique identifier for the software underlying the entity’



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# File 'lib/xmpp4r/caps/c.rb', line 41

def node
  attributes['node']
end

#ver ⇒ Object

Get the value of this element’s ‘ver’ attribute, an opaque hash representing this entity’s capabilities.



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# File 'lib/xmpp4r/caps/c.rb', line 34

def ver
  attributes['ver']
end