Object
Stolen partially from Merb : noobkit.com/show/ruby/gems/development/merb/hash/to_params.html Convert this hash to a query string:
{ :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]=111-111-1111222-222-2222&address[street]=111 Ruby Ave."
# File lib/em-http/core_ext/hash.rb, line 14 14: def to_params 15: params = '' 16: stack = [] 17: 18: each do |k, v| 19: if v.is_a?(Hash) 20: stack << [k,v] 21: elsif v.is_a?(Array) 22: stack << [k,Hash.from_array(v)] 23: else 24: params << "#{k}=#{v}&" 25: end 26: end 27: 28: stack.each do |parent, hash| 29: hash.each do |k, v| 30: if v.is_a?(Hash) 31: stack << ["#{parent}[#{k}]", v] 32: else 33: params << "#{parent}[#{k}]=#{v}&" 34: end 35: end 36: end 37: 38: params.chop! # trailing & 39: params 40: end
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