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Versions: 13
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Contents
module Plivo
module XML
class Element
class << self
attr_accessor :valid_attributes, :nestables
end
@nestables = []
@valid_attributes = []
attr_accessor :node, :name
def initialize(body = nil, attributes = {})
@name = self.class.name.split('::')[2]
@body = body
@node = REXML::Element.new @name
attributes.each do |k, v|
if self.class.valid_attributes.include?(k.to_s)
@node.attributes[k.to_s] = convert_value(v)
else
raise PlivoXMLError, "invalid attribute #{k} for #{@name}"
end
end
@node.text = @body if @body
# Allow for nested "nestable" elements using a code block
# ie
# Plivo::XML::Response.new do |r|
# r.Dial do |n|
# n.Number '+15557779999'
# end
# end
yield(self) if block_given?
end
def method_missing(method, *args, &block)
# Handle the addElement methods
method = Regexp.last_match(1).to_sym if method.to_s =~ /^add(.*)/
# Add the element
begin
add(Plivo::XML.const_get(method).new(*args, &block))
rescue StandardError => e
raise PlivoXMLError, e.message
end
end
def convert_value(v)
case v
when true
'true'
when false
'false'
when nil
'none'
when 'get'
'GET'
when 'post'
'POST'
else
v
end
end
def add(element)
raise PlivoXMLError, 'invalid element' unless element
if self.class.nestables.include?(element.name)
@node.elements << element.node
element
else
raise PlivoXMLError, "#{element.name} not nestable in #{@name}"
end
end
def to_xml
@node.to_s
end
def to_s
@node.to_s
end
end
end
end
Version data entries
13 entries across 13 versions & 1 rubygems