Module: ActionInterceptor::View

Defined in:
lib/action_interceptor/view.rb

Instance Method Summary collapse

Instance Method Details

#url_for(options = {}) ⇒ Object

Can’t reuse url_for from controller because the view’s super method is different



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# File 'lib/action_interceptor/view.rb', line 6

def url_for(options = {})
  url = super
  return url unless controller.use_interceptor

  @intercepted_url_hash ||= controller.is_interceptor ? \
                            intercepted_url_hash : current_url_hash

  uri = URI(url)
  new_query = URI.decode_www_form(uri.query || '') + \
                @intercepted_url_hash.to_a
  uri.query = URI.encode_www_form(new_query)
  uri.to_s
end

#with_interceptor(&block) ⇒ Object

Executes the given block as if it was inside an interceptor



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# File 'lib/action_interceptor/view.rb', line 21

def with_interceptor(&block)
  previous_use_interceptor = controller.use_interceptor

  begin
    # Send the referer with intercepted requests
    # So we don't rely on the user's browser to do it for us
    controller.use_interceptor = true

    # Execute the block as if it was defined in this controller
    instance_exec &block
  rescue LocalJumpError => e
    # Silently ignore `return` errors in the block
    # and return the given value
    e.exit_value
  ensure
    controller.use_interceptor = previous_use_interceptor
  end
end

#without_interceptor(&block) ⇒ Object

Executes the given block as if it was not inside an interceptor



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# File 'lib/action_interceptor/view.rb', line 41

def without_interceptor(&block)
  previous_use_interceptor = controller.use_interceptor

  begin
    # Send the referer with intercepted requests
    # So we don't rely on the user's browser to do it for us
    controller.use_interceptor = false

    # Execute the block as if it was defined in this controller
    instance_exec &block
  rescue LocalJumpError => e
    # Silently ignore `return` errors in the block
    # and return the given value
    e.exit_value
  ensure
    controller.use_interceptor = previous_use_interceptor
  end
end