/**
* Initializes the widget.
* If you override this method, make sure you call the parent implementation first.
*/
public function init()
{
if (!$this->hasModel() && $this->name === null) {
throw new WidgetException("Either 'name', or 'model' and 'attribute' properties must be specified.");
}
if (!isset($this->options['id'])) {
$this->options['id'] = $this->hasModel() ? ActiveHtml::getInputId($this->model, $this->attribute) : $this->getId();
}
parent::init();
}
/**
* Renders the widget.
*/
public function run()
{
if ($this->hasModel() && $this->activeField) {
$this->options = $this->activeField->calculateClientInputOption($this->options);
$input = ActiveHtml::activeTextInput($this->model, $this->attribute, $this->options);
} else {
$input = Html::textInput($this->name, $this->value, $this->options);
}
if ($this->output === self::BASE64) {
$src = $this->captcha->getDataUri();
} else {
$src = Url::modify([$this->captchaAction, 'v' => uniqid()], Url::ABS);
}
$image = Html::img($src, $this->imageOptions);
echo strtr($this->template, ['{input}' => $input, '{image}' => $image]);
}
/**
* Returns all uploaded files for the given model attribute.
*
* @param \rock\components\Model $model the data model
* @param string $attribute the attribute name. The attribute name may contain array indexes
* for tabular file uploading, e.g. '[1]file'.
* @return UploadedFile[] array of UploadedFile objects.
* Empty array is returned if no available file was found for the given attribute.
* @throws FileException
* @throws \rock\template\HtmlException
*/
public static function getInstances($model, $attribute)
{
if (!class_exists('\\rock\\widgets\\ActiveHtml')) {
throw new FileException(FileException::NOT_INSTALL_TEMPLATE);
}
$name = ActiveHtml::getInputName($model, $attribute);
return static::getInstancesByName($name);
}
private function _calculateParts()
{
if (isset($this->parts['{input}']) && $this->parts['{input}'] === '') {
return '';
}
if (!isset($this->parts['{input}'])) {
$this->inputOptions = $this->calculateClientInputOption($this->inputOptions);
$this->parts['{input}'] = ActiveHtml::activeTextInput($this->model, $this->attribute, $this->inputOptions);
}
if (!isset($this->parts['{label}'])) {
$this->parts['{label}'] = ActiveHtml::activeLabel($this->model, $this->attribute, $this->labelOptions);
}
if (!isset($this->parts['{error}'])) {
$this->parts['{error}'] = $this->renderErrors();
}
if (!isset($this->parts['{hint}'])) {
$this->parts['{hint}'] = ActiveHtml::activeHint($this->model, $this->attribute, $this->hintOptions);
}
return strtr($this->template, $this->parts);
}
/**
* 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:
*
* ```php
* // ... load $models ...
* if (Rock::$app->request->isAjax) {
* Rock::$app->response->format = Response::FORMAT_JSON;
* return ActiveForm::validateMultiple($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 \rock\components\Model $model */
foreach ($models as $i => $model) {
$model->validate($attributes);
foreach ($model->getErrors() as $attribute => $errors) {
$result[ActiveHtml::getInputId($model, "[{$i}]" . $attribute)] = $errors;
}
}
return $result;
}