Class: Asset::Router

Inherits:
Object
  • Object
show all
Defined in:
lib/assets/router.rb

Constant Summary collapse

MIME =

Mime types

{
  'js' => 'application/javascript; charset=UTF-8',
  'css' => 'text/css; charset=UTF-8',
  'txt' => 'text/plain; charset=UTF-8'
}

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Router

Init



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# File 'lib/assets/router.rb', line 12

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object

Call



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# File 'lib/assets/router.rb', line 17

def call(env)
  # Setting up request
  @request = Rack::Request.new(env)

  # The routes
  case @request.path_info

  # Match /assets?/:type/path
  when /^(\/assets)?\/(js|css)\/(.+)/
    type, path = $2, $3

    path =~ /(-[a-f0-9]{1,32})/
    path = path.gsub($1, '') if $1

    item = ::Asset.manifest.find{|i| i.path == path and i.type == type}

    # Not found if no item, wrong key or no content
    return not_found if !item or ($1 and $1 != item.key) or !item.content(!!$1)

    found(item)

  # Bounce favicon requests
  when /^\/favicon\.ico$/
    not_found

  # Return a standard robots.txt
  when /^\/robots\.txt$/
    robots

  else
    # No routes found, pass down the middleware stack
    @app.call(env)
  end
end