Class: Handsoap::XmlQueryFront::REXMLDriver

Inherits:
Object
  • Object
show all
Includes:
XmlElement
Defined in:
lib/handsoap/xml_query_front.rb

Overview

Driver for REXML

www.germane-software.com/software/rexml/

Instance Method Summary collapse

Methods included from XmlElement

#/, #add_namespace, #assert_prefixes!, #initialize, #native_element, #to_boolean, #to_date, #to_f, #to_i

Instance Method Details

#[](attribute_name) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/handsoap/xml_query_front.rb', line 268

def [](attribute_name)
  raise ArgumentError.new unless attribute_name.kind_of? String
  @element.attributes[attribute_name]
end

#children ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 265

def children
  NodeSelection.new(@element.children.map{|node| REXMLDriver.new(node) })
end

#node_name ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 252

def node_name
  if @element.respond_to? :name
    @element.name
  else
    @element.class.name.gsub(/.*::([^:]+)$/, "\\1").downcase
  end
end

#to_raw ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 280

def to_raw
  @element.to_s
end

#to_s ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 283

def to_s
  if @element.respond_to? :text
    @element.text
  else
    @element.value
  end
end

#to_xml ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 272

def to_xml
  require 'rexml/formatters/pretty'
  formatter = REXML::Formatters::Pretty.new
  out = String.new
  formatter.write(@element, out)
  # patch for REXML's broken formatting
  out.gsub(/>\n\s+([^<]+)\n\s+<\//, ">\\1</")
end

#xpath(expression, ns = nil) ⇒ Object 



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# File 'lib/handsoap/xml_query_front.rb', line 259

def xpath(expression, ns = nil)
  ns = {} if ns.nil?
  ns = @namespaces.merge(ns)
  assert_prefixes!(expression, ns)
  NodeSelection.new(REXML::XPath.match(@element, expression, ns).map{|node| REXMLDriver.new(node, ns) })
end