/**
* Determine if the user provides valid values for all fields.
*
* @return boolean
*/
public function validate()
{
$rules = $this->rules();
$values = $this->data;
$validator = new Validator($values, $rules);
if ($validator->fails()) {
$this->messages->merge($validator->errors());
return false;
}
return true;
}
/**
* Perform validation on the model instance.
*
* @param array $rules Validation rules to apply.
* @param array $messages Validation errors to display.
*
* @return boolean
*/
public function validate(array $rules = array(), array $messages = array())
{
// Use the rules applied statically to the model as fallback
if (empty($rules)) {
$rules = static::$rules;
}
// Nothing to validate, return early
if (empty($rules)) {
return true;
}
// Use the messages applied statically to the model as fallback
if (empty($messages)) {
$messages = static::$messages;
}
// Perform model validation
$validator = new Validator($this->data(), $rules, $messages);
if ($validator->fails()) {
$this->errors()->merge($validator->errors());
return false;
}
return true;
}
/**
* Run the wizard dialog.
*
* @param integer $index
* @return string
*/
public function launch($index = 0)
{
// Retrieve active view
if (!($view = $this->nth($index))) {
return false;
}
// Trigger submit event
if (get('token') && csfr(get('token'))) {
$form = r::data();
$validator = new Validator($form, $view->rules());
$valid = $validator->passes();
// Goto next wizard step or display validation errors
if ($valid && $view->trigger('submit', compact('form'))) {
$next = $view->index() + 1;
redirect::to($this->url($next));
} else {
if (!$valid) {
$view->errors($validator->errors());
}
}
}
// Generate view and return the contents
return $this->with(array('url' => $this->url(), 'content' => $view->content()));
}
