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require 'active_support/core_ext/object/to_param'
class Object
# Converts an object into a string suitable for use as a URL query string, using the given <tt>key</tt> as the
# param name.
#
# Note: This method is defined as a default implementation for all Objects for Hash#to_query to work.
def to_query(key)
require 'cgi' unless defined?(CGI) && defined?(CGI::escape)
"#{CGI.escape(key.to_param)}=#{CGI.escape(to_param.to_s)}"
end
end
class Array
# Converts an array into a string suitable for use as a URL query string,
# using the given +key+ as the param name.
#
# ['Rails', 'coding'].to_query('hobbies') # => "hobbies%5B%5D=Rails&hobbies%5B%5D=coding"
def to_query(key)
prefix = "#{key}[]"
collect { |value| value.to_query(prefix) }.join '&'
end
end
class Hash
alias_method :to_query, :to_param
end
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