Class: Jellyfish::URLMap

Inherits:
Object
  • Object
show all
Defined in:
lib/jellyfish/urlmap.rb

Instance Method Summary collapse

Constructor Details

#initialize(mapped) ⇒ URLMap

Returns a new instance of URLMap.



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# File 'lib/jellyfish/urlmap.rb', line 4

def initialize mapped
  string = mapped.keys.sort_by{ |k| -k.size }.
    map{ |k| Regexp.escape(k).gsub('/', '/+') }.
    join('|')

  @mapped = mapped
  @routes = Regexp.new("\\A(?:#{string})(?:/|\\z)", 'i', 'n')
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/jellyfish/urlmap.rb', line 13

def call env
  path_info = env['PATH_INFO']
  matched   = @routes.match(path_info).to_s.chomp('/')
  squeezed  = matched.squeeze('/')

  if app = @mapped[squeezed]
    app.call(env.merge('PATH_INFO' => path_info[matched.size..-1],
                       'SCRIPT_NAME' => env['SCRIPT_NAME'] + squeezed))
  else
    [404, {}, []]
  end
end