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Size: 1.35 KB
Versions: 28
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Stored size: 1.35 KB
Contents
require 'cgi'
require 'uri'
class Rack::App::Params
E = ::Rack::App::Constants::ENV
def to_hash
validated_params || merged_params
end
def merged_params
@env[E::MERGED_PARAMS] ||= query_string_params.merge(path_segments_params)
end
def query_string_params
@env[E::QUERY_STRING_PARAMS] ||= generate_query_params
end
def path_segments_params
@env[E::PATH_SEGMENTS_PARAMS]
end
def validated_params
@env[E::VALIDATED_PARAMS]
end
protected
def initialize(env)
@env = env
end
def generate_query_params
raw_rack_formatted_params.reduce({}) do |params_collection, (k, v)|
params_collection[k.sub(/\[\]$/, '')] = v
params_collection
end
end
def single_paramter_value?(v)
v.is_a?(Array) && v.length === 1
end
def formatted_value(key, value)
single_paramter_value?(value) && !key.end_with?('[]') ? value[0] : value
end
def query_string
@env[::Rack::QUERY_STRING]
end
def raw_rack_formatted_params
::Rack::Utils.parse_nested_query(query_string).merge!(params_that_presented_multiple_times)
end
def params_that_presented_multiple_times
cgi_params = CGI.parse(query_string)
cgi_params.reject! { |k, v| v.length == 1 && k !~ /^\w+$/ }
cgi_params.reduce({}) do |result, (key, value)|
result[key] = formatted_value(key, value)
result
end
end
end
Version data entries
28 entries across 28 versions & 2 rubygems