module ActionDispatch module Journey # :nodoc: class Route # :nodoc: attr_reader :app, :path, :defaults, :name attr_reader :constraints alias :conditions :constraints attr_accessor :precedence ## # +path+ is a path constraint. # +constraints+ is a hash of constraints to be applied to this route. def initialize(name, app, path, constraints, defaults = {}) @name = name @app = app @path = path @constraints = constraints @defaults = defaults @required_defaults = nil @required_parts = nil @parts = nil @decorated_ast = nil @precedence = 0 end def ast @decorated_ast ||= begin decorated_ast = path.ast decorated_ast.grep(Nodes::Terminal).each { |n| n.memo = self } decorated_ast end end def requirements # :nodoc: # needed for rails `rake routes` path.requirements.merge(@defaults).delete_if { |_,v| /.+?/ == v } end def segments path.names end def required_keys required_parts + required_defaults.keys end def score(constraints) required_keys = path.required_names supplied_keys = constraints.map { |k,v| v && k.to_s }.compact return -1 unless (required_keys - supplied_keys).empty? score = (supplied_keys & path.names).length score + (required_defaults.length * 2) end def parts @parts ||= segments.map { |n| n.to_sym } end alias :segment_keys :parts def format(path_options) path_options.delete_if do |key, value| value.to_s == defaults[key].to_s && !required_parts.include?(key) end Visitors::Formatter.new(path_options).accept(path.spec) end def optimized_path Visitors::OptimizedPath.new.accept(path.spec) end def optional_parts path.optional_names.map { |n| n.to_sym } end def required_parts @required_parts ||= path.required_names.map { |n| n.to_sym } end def required_default?(key) (constraints[:required_defaults] || []).include?(key) end def required_defaults @required_defaults ||= @defaults.dup.delete_if do |k,_| parts.include?(k) || !required_default?(k) end end def matches?(request) constraints.all? do |method, value| next true unless request.respond_to?(method) case value when Regexp, String value === request.send(method).to_s when Array value.include?(request.send(method)) else value === request.send(method) end end end def ip constraints[:ip] || // end def verb constraints[:request_method] || // end end end end