heroku-sauce/vendor/ruby/1.9.1/gems/httparty-0.9.0/lib/httparty/hash_conversions.rb

52 lines
1.5 KiB
Ruby

module HTTParty
module HashConversions
# @return <String> This hash as a query string
#
# @example
# { :name => "Bob",
# :address => {
# :street => '111 Ruby Ave.',
# :city => 'Ruby Central',
# :phones => ['111-111-1111', '222-222-2222']
# }
# }.to_params
# #=> "name=Bob&address[city]=Ruby Central&address[phones][]=111-111-1111&address[phones][]=222-222-2222&address[street]=111 Ruby Ave."
def self.to_params(hash)
params = hash.map { |k,v| normalize_param(k,v) }.join
params.chop! # trailing &
params
end
# @param key<Object> The key for the param.
# @param value<Object> The value for the param.
#
# @return <String> This key value pair as a param
#
# @example normalize_param(:name, "Bob Jones") #=> "name=Bob%20Jones&"
def self.normalize_param(key, value)
param = ''
stack = []
if value.is_a?(Array)
param << value.map { |element| normalize_param("#{key}[]", element) }.join
elsif value.is_a?(Hash)
stack << [key,value]
else
param << "#{key}=#{URI.encode(value.to_s, Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))}&"
end
stack.each do |parent, hash|
hash.each do |key, value|
if value.is_a?(Hash)
stack << ["#{parent}[#{key}]", value]
else
param << normalize_param("#{parent}[#{key}]", value)
end
end
end
param
end
end
end