class FoxyCart::Util

Public Class Methods

flatten_params(params, parent_key=nil) click to toggle source
# File lib/foxycart/util.rb, line 7
def self.flatten_params(params, parent_key=nil)
  result = []
  params.each do |key, value|
    calculated_key = parent_key ? "#{parent_key}[#{url_encode(key)}]" : url_encode(key)
    if value.is_a?(Hash)
      result += flatten_params(value, calculated_key)
    elsif value.is_a?(Array)
      result += flatten_params_array(value, calculated_key)
    else
      result << [calculated_key, value]
    end
  end
  result
end
flatten_params_array(value, calculated_key) click to toggle source
# File lib/foxycart/util.rb, line 22
def self.flatten_params_array(value, calculated_key)
  result = []
  value.each do |elem|
    if elem.is_a?(Hash)
      result += flatten_params(elem, calculated_key)
    elsif elem.is_a?(Array)
      result += flatten_params_array(elem, calculated_key)
    else
      result << ["#{calculated_key}[]", elem]
    end
  end
  result
end
url_encode(key) click to toggle source
# File lib/foxycart/util.rb, line 3
def self.url_encode(key)
  URI.escape(key.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))
end