Class: ActionDispatch::Routing::Redirect

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

Overview

:nodoc:

Direct Known Subclasses

OptionRedirect, PathRedirect

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(status, block) ⇒ Redirect

Returns a new instance of Redirect.



12
13
14
15
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 12

def initialize(status, block)
  @status = status
  @block  = block
end

Instance Attribute Details

#blockObject (readonly)

Returns the value of attribute block



10
11
12
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 10

def block
  @block
end

#statusObject (readonly)

Returns the value of attribute status



10
11
12
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 10

def status
  @status
end

Instance Method Details

#call(env) ⇒ Object



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 17

def call(env)
  req = Request.new(env)

  # If any of the path parameters has an invalid encoding then
  # raise since it's likely to trigger errors further on.
  req.symbolized_path_parameters.each do |key, value|
    unless value.valid_encoding?
      raise ActionController::BadRequest, "Invalid parameter: #{key} => #{value}"
    end
  end

  uri = URI.parse(path(req.symbolized_path_parameters, req))
  
  unless uri.host
    if relative_path?(uri.path)
      uri.path = "#{req.script_name}/#{uri.path}"
    elsif uri.path.empty?
      uri.path = req.script_name.empty? ? "/" : req.script_name
    end
  end
    
  uri.scheme ||= req.scheme
  uri.host   ||= req.host
  uri.port   ||= req.port unless req.standard_port?

  body = %(<html><body>You are being <a href="#{ERB::Util.h(uri.to_s)}">redirected</a>.</body></html>)

  headers = {
    'Location' => uri.to_s,
    'Content-Type' => 'text/html',
    'Content-Length' => body.length.to_s
  }

  [ status, headers, [body] ]
end

#inspectObject



57
58
59
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 57

def inspect
  "redirect(#{status})"
end

#path(params, request) ⇒ Object



53
54
55
# File 'actionpack/lib/action_dispatch/routing/redirection.rb', line 53

def path(params, request)
  block.call params, request
end