require "libxml" require "active_support/core_ext/object/blank" require "stringio" module ActiveSupport module XmlMini_LibXML #:nodoc: extend self # Parse an XML Document string or IO into a simple hash using libxml. # 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) LibXML::XML::Parser.io(data).parse.to_hash end end end end module LibXML #:nodoc: 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 each_child 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 if node_hash.length > 1 && node_hash[CONTENT_ROOT].blank? node_hash.delete(CONTENT_ROOT) end # Handle attributes each_attr { |a| node_hash[a.name] = a.value } hash end end end end LibXML::XML::Document.include(LibXML::Conversions::Document) LibXML::XML::Node.include(LibXML::Conversions::Node)