Constructs the settings form for action_goto_action().
function action_goto_action_form($context) {
$form['url'] = array(
'#type' => 'textfield',
'#title' => t('URL'),
'#description' => t('The URL to which the user should be redirected. This can be an internal URL like node/1234 or an external URL like @url.', array(
'@url' => 'http://drupal.org',
)),
'#default_value' => isset($context['url']) ? $context['url'] : '',
'#required' => TRUE,
);
return $form;
}