require 'nokogiri' require 'active_support/core_ext/object/blank' # = XmlMini Nokogiri implementation module ActiveSupport module XmlMini_Nokogiri #:nodoc: extend self # Parse an XML Document string or IO into a simple hash using libxml / nokogiri. # data:: # XML Document string or IO to parse def parse(data) if !data.respond_to?(:read) data = StringIO.new(data || '') end char = data.getc if char.nil? {} else data.ungetc(char) doc = Nokogiri::XML(data) raise doc.errors.first if doc.errors.length > 0 doc.to_hash end end module Conversions #:nodoc: module Document #:nodoc: def to_hash root.to_hash end end module Node #:nodoc: CONTENT_ROOT = '__content__'.freeze # Convert XML document to hash # # hash:: # Hash to merge the converted element into. def to_hash(hash={}) node_hash = {} # Insert node hash into parent hash correctly. case hash[name] when Array then hash[name] << node_hash when Hash then hash[name] = [hash[name], node_hash] when nil then hash[name] = node_hash end # Handle child elements children.each do |c| if c.element? c.to_hash(node_hash) elsif c.text? || c.cdata? node_hash[CONTENT_ROOT] ||= '' node_hash[CONTENT_ROOT] << c.content end end # Remove content node if it is blank and there are child tags if node_hash.length > 1 && node_hash[CONTENT_ROOT].blank? node_hash.delete(CONTENT_ROOT) end # Handle attributes attribute_nodes.each { |a| node_hash[a.node_name] = a.value } hash end end end Nokogiri::XML::Document.send(:include, Conversions::Document) Nokogiri::XML::Node.send(:include, Conversions::Node) end end