Class: ActionDispatch::Routing::RouteSet::NamedRouteCollection::UrlHelper

Inherits:
Object
  • Object
show all
Defined in:
lib/action_dispatch/routing/route_set.rb

Direct Known Subclasses

OptimizedUrlHelper

Defined Under Namespace

Classes: OptimizedUrlHelper

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(route, options, route_name, url_strategy) ⇒ UrlHelper

Returns a new instance of UrlHelper.



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# File 'lib/action_dispatch/routing/route_set.rb', line 250

def initialize(route, options, route_name, url_strategy)
  @options      = options
  @segment_keys = route.segment_keys.uniq
  @route        = route
  @url_strategy = url_strategy
  @route_name   = route_name
end

Instance Attribute Details

#route_name ⇒ Object (readonly)

Returns the value of attribute route_name.



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# File 'lib/action_dispatch/routing/route_set.rb', line 191

def route_name
  @route_name
end

#url_strategy ⇒ Object (readonly)

Returns the value of attribute url_strategy.



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# File 'lib/action_dispatch/routing/route_set.rb', line 191

def url_strategy
  @url_strategy
end

Class Method Details

.create(route, options, route_name, url_strategy) ⇒ Object 



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# File 'lib/action_dispatch/routing/route_set.rb', line 179

def self.create(route, options, route_name, url_strategy)
  if optimize_helper?(route)
    OptimizedUrlHelper.new(route, options, route_name, url_strategy)
  else
    new route, options, route_name, url_strategy
  end
end

.optimize_helper?(route) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/action_dispatch/routing/route_set.rb', line 187

def self.optimize_helper?(route)
  !route.glob? && route.path.requirements.empty?
end

Instance Method Details

#call(t, args, inner_options) ⇒ Object 



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# File 'lib/action_dispatch/routing/route_set.rb', line 258

def call(t, args, inner_options)
  controller_options = t.url_options
  options = controller_options.merge @options
  hash = handle_positional_args(controller_options,
                                inner_options || {},
                                args,
                                options,
                                @segment_keys)

  t._routes.url_for(hash, route_name, url_strategy)
end

#handle_positional_args(controller_options, inner_options, args, result, path_params) ⇒ Object 



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# File 'lib/action_dispatch/routing/route_set.rb', line 270

def handle_positional_args(controller_options, inner_options, args, result, path_params)
  if args.size > 0
    # take format into account
    if path_params.include?(:format)
      path_params_size = path_params.size - 1
    else
      path_params_size = path_params.size
    end

    if args.size < path_params_size
      path_params -= controller_options.keys
      path_params -= result.keys
    end
    inner_options.each_key do |key|
      path_params.delete(key)
    end

    args.each_with_index do |arg, index|
      param = path_params[index]
      result[param] = arg if param
    end
  end

  result.merge!(inner_options)
end