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|
# frozen_string_literal: true
# :markup: markdown
module ActionDispatch
# :stopdoc:
module Journey
class Route
attr_reader :app, :path, :defaults, :name, :precedence, :constraints,
:internal, :scope_options, :ast, :source_location
alias :conditions :constraints
module VerbMatchers
VERBS = %w{ DELETE GET HEAD OPTIONS LINK PATCH POST PUT TRACE UNLINK }
VERBS.each do |v|
class_eval <<-eoc, __FILE__, __LINE__ + 1
# frozen_string_literal: true
class #{v}
def self.verb; name.split("::").last; end
def self.call(req); req.#{v.downcase}?; end
end
eoc
end
class Unknown
attr_reader :verb
def initialize(verb)
@verb = verb
end
def call(request); @verb == request.request_method; end
end
class All
def self.call(_); true; end
def self.verb; ""; end
end
VERB_TO_CLASS = VERBS.each_with_object(all: All) do |verb, hash|
klass = const_get verb
hash[verb] = klass
hash[verb.downcase] = klass
hash[verb.downcase.to_sym] = klass
end
end
def self.verb_matcher(verb)
VerbMatchers::VERB_TO_CLASS.fetch(verb) do
VerbMatchers::Unknown.new verb.to_s.dasherize.upcase
end
end
##
# +path+ is a path constraint.
# `constraints` is a hash of constraints to be applied to this route.
def initialize(name:, app: nil, path:, constraints: {}, required_defaults: [], defaults: {}, request_method_match: nil, precedence: 0, scope_options: {}, internal: false, source_location: nil)
@name = name
@app = app
@path = path
@request_method_match = request_method_match
@constraints = constraints
@defaults = defaults
@required_defaults = nil
@_required_defaults = required_defaults
@required_parts = nil
@parts = nil
@precedence = precedence
@path_formatter = @path.build_formatter
@scope_options = scope_options
@internal = internal
@source_location = source_location
@ast = @path.ast.root
@path.ast.route = self
end
def eager_load!
path.eager_load!
parts
required_defaults
nil
end
# Needed for `bin/rails routes`. Picks up succinctly defined requirements for a
# route, for example route
#
# get 'photo/:id', :controller => 'photos', :action => 'show',
# :id => /[A-Z]\d{5}/
#
# will have {:controller=>"photos", :action=>"show", :[id=>/](A-Z){5}/} as
# requirements.
def requirements
@defaults.merge(path.requirements).delete_if { |_, v|
/.+?/m == v
}
end
def segments
path.names
end
def required_keys
required_parts + required_defaults.keys
end
def score(supplied_keys)
path.required_names.each do |k|
return -1 unless supplied_keys.include?(k)
end
(required_defaults.length * 2) + path.names.count { |k| supplied_keys.include?(k) }
end
def parts
@parts ||= segments.map(&:to_sym)
end
alias :segment_keys :parts
def format(path_options)
@path_formatter.evaluate path_options
end
def required_parts
@required_parts ||= path.required_names.map(&:to_sym)
end
def required_default?(key)
@_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 glob?
path.ast.glob?
end
def dispatcher?
@app.dispatcher?
end
def matches?(request)
match_verb(request) &&
constraints.all? { |method, value|
case value
when Regexp, String
value === request.send(method).to_s
when Array
value.include?(request.send(method))
when TrueClass
request.send(method).present?
when FalseClass
request.send(method).blank?
else
value === request.send(method)
end
}
end
def ip
constraints[:ip] || //
end
def requires_matching_verb?
!@request_method_match.all? { |x| x == VerbMatchers::All }
end
def verb
verbs.join("|")
end
private
def verbs
@request_method_match.map(&:verb)
end
def match_verb(request)
@request_method_match.any? { |m| m.call request }
end
end
end
# :startdoc:
end
|
