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Versions: 45
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Stored size: 1.17 KB
Contents
class Hash
# Stolen partially from Merb : http://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."
#
def to_params
params = ''
stack = []
each do |k, v|
if v.is_a?(Hash)
stack << [k,v]
elsif v.is_a?(Array)
stack << [k,Hash.from_array(v)]
else
params << "#{k}=#{v}&"
end
end
stack.each do |parent, hash|
hash.each do |k, v|
if v.is_a?(Hash)
stack << ["#{parent}[#{k}]", v]
else
params << "#{parent}[#{k}]=#{v}&"
end
end
end
params.chop! # trailing &
params
end
##
# Builds a hash from an array with keys as array indices.
def self.from_array(array = [])
h = Hash.new
array.size.times do |t|
h[t] = array[t]
end
h
end
end
Version data entries
45 entries across 45 versions & 7 rubygems