abf1649b
 andryeyev
Чистая установка ...
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets;
use Yii;
use yii\base\Widget;
use yii\base\Model;
use yii\base\InvalidConfigException;
use yii\helpers\Html;
/**
* InputWidget is the base class for widgets that collect user inputs.
*
* An input widget can be associated with a data model and an attribute,
* or a name and a value. If the former, the name and the value will
* be generated automatically.
*
* Classes extending from this widget can be used in an [[yii\widgets\ActiveForm|ActiveForm]]
* using the [[yii\widgets\ActiveField::widget()|widget()]] method, for example like this:
*
* ```php
* <?= $form->field($model, 'from_date')->widget('WidgetClassName', [
* // configure additional widget properties here
* ]) ?>
* ```
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class InputWidget extends Widget
{
/**
* @var Model the data model that this widget is associated with.
*/
public $model;
/**
* @var string the model attribute that this widget is associated with.
*/
public $attribute;
/**
* @var string the input name. This must be set if [[model]] and [[attribute]] are not set.
*/
public $name;
/**
* @var string the input value.
*/
public $value;
/**
* @var array the HTML attributes for the input tag.
* @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
*/
public $options = [];
/**
* Initializes the widget.
* If you override this method, make sure you call the parent implementation first.
*/
public function init()
{
if ($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();
}
/**
* @return boolean whether this widget is associated with a data model.
*/
protected function hasModel()
{
return $this->model instanceof Model && $this->attribute !== null;
}
}
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