Class: Schmobile::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/schmobile/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Middleware

Returns a new instance of Middleware.



4
5
6
7
 
# File 'lib/schmobile/middleware.rb', line 4

def initialize(app, options = {})
  @app     = app
  @options = options
end

Instance Method Details

#call(env) ⇒ Object 



9
10
11
12
13
14
15
16
17
 
# File 'lib/schmobile/middleware.rb', line 9

def call(env)
  request = Rack::Request.new(env)

  if request.is_mobile? && redirect?(request)
    [ 301, { 'Location' => redirect_location(request) }, [] ]
  else
    @app.call(env)
  end
end

#redirect?(request) ⇒ Boolean

Returns true if this middleware has been configured with a redirect_to and the requested path is not already below the configured redirect_to

Returns:

  • (Boolean) 


21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
 
# File 'lib/schmobile/middleware.rb', line 21

def redirect?(request)
  redirecting = true

  if @options.key?(:redirect_if)
    redirecting = @options[:redirect_if].call(request)
  end

  if @options.key?(:redirect_to)
    redirecting &&= request.path !~ /^#{@options[:redirect_to]}/
  else
    redirecting = false
  end

  redirecting
end

#redirect_location(request) ⇒ Object 



37
38
39
 
# File 'lib/schmobile/middleware.rb', line 37

def redirect_location(request)
  "#{@options[:redirect_to]}#{redirect_with(request)}"
end

#redirect_with(request) ⇒ Object 



41
42
43
 
# File 'lib/schmobile/middleware.rb', line 41

def redirect_with(request)
  build_path(@options[:redirect_with].to_s, request)
end