Class: Rory::Dispatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/rory/dispatcher.rb

Overview

The dispatcher takes care of sending an incoming request to the appropriate controller, after examining the routes.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rack_request, app = nil) ⇒ Dispatcher

Returns a new instance of Dispatcher.



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# File 'lib/rory/dispatcher.rb', line 6

def initialize(rack_request, app = nil)
  @request = rack_request
  @routing = {}
  @app = app
end

Instance Attribute Details

#request ⇒ Object (readonly)

Returns the value of attribute request.



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# File 'lib/rory/dispatcher.rb', line 5

def request
  @request
end

Class Method Details

.rack_app(app) ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 12

def self.rack_app(app)
  Proc.new { |env|
    new(Rory::Request.new(env), app).dispatch
  }
end

Instance Method Details

#dispatch ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 50

def dispatch
  if controller
    controller.present
  else
    render_not_found
  end
end

#extension ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 26

def extension
  File.extname(full_path)[1..-1]
end

#full_path ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 34

def full_path
  @request.path_info[1..-1] || ''
end

#json_requested? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rory/dispatcher.rb', line 30

def json_requested?
  extension == 'json'
end

#method ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 42

def method
  override_method || request.request_method.downcase
end

#override_method ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 18

def override_method
  requested_override = request.params['_method']
  return nil unless requested_override
  if ['put', 'patch', 'delete'].include?(requested_override.downcase)
    requested_override.downcase
  end
end

#path_without_extension ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 38

def path_without_extension
  full_path.gsub(/(.*)\.#{extension}$/, '\1')
end

#redirect(path = '/') ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 58

def redirect(path = '/')
  unless path =~ /\:\/\//
    path = "#{@request.scheme}://#{@request.host_with_port}#{path}"
  end
  return [ 302, {'Content-type' => 'text/html', 'Location'=> path }, ['Redirecting...'] ]
end

#render_not_found ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 65

def render_not_found
  return [ 404, {'Content-type' => 'text/html' }, ['Four, oh, four.'] ]
end

#route ⇒ Object 



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# File 'lib/rory/dispatcher.rb', line 46

def route
  @routing[:route] ||= get_route
end