/**
* Initializes the widget.
* If you override this method, make sure you call the parent implementation first.
*/
public function init()
{
if ($this->name === null && !$this->hasModel()) {
throw new InvalidConfigException("Either 'name', or 'model' and 'attribute' properties must be specified.");
}
if (!isset($this->options['id'])) {
$this->options['id'] = $this->hasModel() ? Html::getInputId($this->model, $this->attribute) : $this->getId();
}
parent::init();
}
/**
* Returns the JS options for the field.
* @return array the JS options
*/
protected function getClientOptions()
{
$attribute = Html::getAttributeName($this->attribute);
if (!in_array($attribute, $this->model->activeAttributes(), true)) {
return [];
}
$enableClientValidation = $this->enableClientValidation || $this->enableClientValidation === null && $this->form->enableClientValidation;
$enableAjaxValidation = $this->enableAjaxValidation || $this->enableAjaxValidation === null && $this->form->enableAjaxValidation;
if ($enableClientValidation) {
$validators = [];
foreach ($this->model->getActiveValidators($attribute) as $validator) {
/* @var $validator \Leaps\Validator\Validator */
$js = $validator->clientValidateAttribute($this->model, $attribute, $this->form->getView());
if ($validator->enableClientValidation && $js != '') {
if ($validator->whenClient !== null) {
$js = "if (({$validator->whenClient})(attribute, value)) { {$js} }";
}
$validators[] = $js;
}
}
}
if (!$enableAjaxValidation && (!$enableClientValidation || empty($validators))) {
return [];
}
$options = [];
$inputID = Html::getInputId($this->model, $this->attribute);
$options['id'] = $inputID;
$options['name'] = $this->attribute;
$options['container'] = isset($this->selectors['container']) ? $this->selectors['container'] : ".field-{$inputID}";
$options['input'] = isset($this->selectors['input']) ? $this->selectors['input'] : "#{$inputID}";
if (isset($this->selectors['error'])) {
$options['error'] = $this->selectors['error'];
} elseif (isset($this->errorOptions['class'])) {
$options['error'] = '.' . implode('.', preg_split('/\\s+/', $this->errorOptions['class'], -1, PREG_SPLIT_NO_EMPTY));
} else {
$options['error'] = isset($this->errorOptions['tag']) ? $this->errorOptions['tag'] : 'span';
}
$options['encodeError'] = !isset($this->errorOptions['encode']) || $this->errorOptions['encode'];
if ($enableAjaxValidation) {
$options['enableAjaxValidation'] = true;
}
foreach (['validateOnChange', 'validateOnBlur', 'validateOnType', 'validationDelay'] as $name) {
$options[$name] = $this->{$name} === null ? $this->form->{$name} : $this->{$name};
}
if (!empty($validators)) {
$options['validate'] = new JsExpression("function (attribute, value, messages, deferred, \$form) {" . implode('', $validators) . '}');
}
// only get the options that are different from the default ones (set in leaps.activeForm.js)
return array_diff_assoc($options, ['validateOnChange' => true, 'validateOnBlur' => true, 'validateOnType' => false, 'validationDelay' => 500, 'encodeError' => true, 'error' => '.help-block']);
}
/**
* @inheritdoc
*/
public function clientValidateAttribute($model, $attribute, $view)
{
$options = ['operator' => $this->operator, 'type' => $this->type];
if ($this->compareValue !== null) {
$options['compareValue'] = $this->compareValue;
$compareValue = $this->compareValue;
} else {
$compareAttribute = $this->compareAttribute === null ? $attribute . '_repeat' : $this->compareAttribute;
$compareValue = $model->getAttributeLabel($compareAttribute);
$options['compareAttribute'] = Html::getInputId($model, $compareAttribute);
}
if ($this->skipOnEmpty) {
$options['skipOnEmpty'] = 1;
}
$options['message'] = Leaps::$app->getI18n()->format($this->message, ['attribute' => $model->getAttributeLabel($attribute), 'compareAttribute' => $compareValue, 'compareValue' => $compareValue], Leaps::$app->language);
ValidationAsset::register($view);
return 'leaps.validation.compare(value, messages, ' . json_encode($options, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE) . ');';
}
/**
* Validates an array of model instances and returns an error message array indexed by the attribute IDs.
* This is a helper method that simplifies the way of writing AJAX validation code for tabular input.
*
* For example, you may use the following code in a controller action to respond
* to an AJAX validation request:
*
* ~~~
* // ... load $models ...
* if (Leaps::$app->request->isAjax) {
* Leaps::$app->response->format = Response::FORMAT_JSON;
* return ActiveForm::validateMultiple($models);
* }
* // ... respond to non-AJAX request ...
* ~~~
*
* @param array $models an array of models to be validated.
* @param mixed $attributes list of attributes that should be validated.
* If this parameter is empty, it means any attribute listed in the applicable
* validation rules should be validated.
* @return array the error message array indexed by the attribute IDs.
*/
public static function validateMultiple($models, $attributes = null)
{
$result = [];
/* @var $model Model */
foreach ($models as $i => $model) {
$model->validate($attributes);
foreach ($model->getErrors() as $attribute => $errors) {
$result[Html::getInputId($model, "[{$i}]" . $attribute)] = $errors;
}
}
return $result;
}
