module Paysimple::Util
Public Class Methods
camelize(str)
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# File lib/paysimple/util.rb, line 11 def self.camelize(str) str.split('_').collect(&:capitalize).join end
camelize_and_symbolize_keys(object)
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# File lib/paysimple/util.rb, line 15 def self.camelize_and_symbolize_keys(object) transform_names object do |key| camelize(key.to_s).to_sym end end
flatten_params(params, parent_key=nil)
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# File lib/paysimple/util.rb, line 43 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) calculated_key = camelize(calculated_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)
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# File lib/paysimple/util.rb, line 63 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
transform_names(object, &block)
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# File lib/paysimple/util.rb, line 27 def self.transform_names(object, &block) case object when Hash new_hash = {} object.each do |key, value| key = block.call(key) || key new_hash[key] = transform_names(value, &block) end new_hash when Array object.map { |value| transform_names(value, &block) } else object end end
underscore(str)
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# File lib/paysimple/util.rb, line 4 def self.underscore(str) str.gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2'). gsub(/([a-z\d])([A-Z])/,'\1_\2'). tr('-', '_'). downcase end
underscore_and_symbolize_names(object)
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# File lib/paysimple/util.rb, line 21 def self.underscore_and_symbolize_names(object) transform_names object do |key| underscore(key).to_sym end end
url_encode(key)
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# File lib/paysimple/util.rb, line 59 def self.url_encode(key) URI.escape(key.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]")) end