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Versions: 119
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Stored size: 1.79 KB
Contents
# Portions of this code were copied and modified from Ruby on Rails, released
# under the MIT license, copyright (c) 2005-2009 David Heinemeier Hansson
module Braintree
module Xml # :nodoc:
module Rexml # :nodoc:
CONTENT_KEY = '__content__'.freeze
def self.parse(string)
require 'rexml/document' unless defined?(REXML::Document)
doc = REXML::Document.new(string)
_merge_element!({}, doc.root)
end
def self._merge_element!(hash, element)
_merge!(hash, element.name, _collapse(element))
end
def self._collapse(element)
hash = _get_attributes(element)
if element.has_elements?
element.each_element {|child| _merge_element!(hash, child) }
_merge_texts!(hash, element) unless _empty_content?(element)
hash
else
_merge_texts!(hash, element)
end
end
def self._merge_texts!(hash, element)
unless element.has_text?
hash
else
# must use value to prevent double-escaping
_merge!(
hash,
CONTENT_KEY,
element.texts.map { |t| t.value}.join
)
end
end
def self._merge!(hash, key, value)
if hash.has_key?(key)
if hash[key].instance_of?(Array)
hash[key] << value
else
hash[key] = [hash[key], value]
end
elsif value.instance_of?(Array)
hash[key] = [value]
else
hash[key] = value
end
hash
end
def self._get_attributes(element)
attributes = {}
element.attributes.each { |n,v| attributes[n] = v }
attributes
end
def self._empty_content?(element)
element.texts.join.strip == ""
end
end
end
end
Version data entries
119 entries across 119 versions & 1 rubygems