/**
* Create a new form, with the given fields an action buttons.
*
* @param Controller $controller The parent controller, necessary to create the appropriate form action tag.
* @param string $name The method on the controller that will return this form object.
* @param FieldList $fields All of the fields in the form - a {@link FieldList} of {@link FormField} objects.
* @param FieldList $actions All of the action buttons in the form - a {@link FieldLis} of
* {@link FormAction} objects
* @param Validator|null $validator Override the default validator instance (Default: {@link RequiredFields})
*/
public function __construct($controller, $name, FieldList $fields, FieldList $actions, Validator $validator = null)
{
parent::__construct();
$fields->setForm($this);
$actions->setForm($this);
$this->fields = $fields;
$this->actions = $actions;
$this->controller = $controller;
$this->setName($name);
if (!$this->controller) {
user_error("{$this->class} form created without a controller", E_USER_ERROR);
}
// Form validation
$this->validator = $validator ? $validator : new RequiredFields();
$this->validator->setForm($this);
// Form error controls
$this->setupFormErrors();
// Check if CSRF protection is enabled, either on the parent controller or from the default setting. Note that
// method_exists() is used as some controllers (e.g. GroupTest) do not always extend from Object.
if (method_exists($controller, 'securityTokenEnabled') || method_exists($controller, 'hasMethod') && $controller->hasMethod('securityTokenEnabled')) {
$securityEnabled = $controller->securityTokenEnabled();
} else {
$securityEnabled = SecurityToken::is_enabled();
}
$this->securityToken = $securityEnabled ? new SecurityToken() : new NullSecurityToken();
$this->setupDefaultClasses();
}