Class: ActionDispatch::PermissionsPolicy

Inherits:
Object
  • Object
show all
Defined in:
lib/action_dispatch/http/permissions_policy.rb

Overview

Configures the HTTP Feature-Policy response header to specify which browser features the current document and its iframes can use.

Example global policy:

Rails.application.config.permissions_policy do |policy|
  policy.camera      :none
  policy.gyroscope   :none
  policy.microphone  :none
  policy.usb         :none
  policy.fullscreen  :self
  policy.payment     :self, "https://secure.example.com"
end

Defined Under Namespace

Modules: Request Classes: Middleware

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize {|_self| ... } ⇒ PermissionsPolicy

Returns a new instance of PermissionsPolicy.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/action_dispatch/http/permissions_policy.rb', line 113

def initialize
  @directives = {}
  yield self if block_given?
end

Instance Attribute Details

#directives ⇒ Object (readonly)

Returns the value of attribute directives.



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# File 'lib/action_dispatch/http/permissions_policy.rb', line 111

def directives
  @directives
end

Instance Method Details

#build(context = nil) ⇒ Object 



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# File 'lib/action_dispatch/http/permissions_policy.rb', line 132

def build(context = nil)
  build_directives(context).compact.join("; ")
end

#initialize_copy(other) ⇒ Object 



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# File 'lib/action_dispatch/http/permissions_policy.rb', line 118

def initialize_copy(other)
  @directives = other.directives.deep_dup
end