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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\jui;
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use yii\base\Model;
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use yii\base\InvalidConfigException;
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use yii\helpers\Html;
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/**
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* InputWidget is the base class for all jQuery UI input widgets.
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*
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* @author Alexander Kochetov <creocoder@gmail.com>
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* @since 2.0
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*/
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class InputWidget extends Widget
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{
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/**
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* @var Model the data model that this widget is associated with.
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*/
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public $model;
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/**
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* @var string the model attribute that this widget is associated with.
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*/
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public $attribute;
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/**
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* @var string the input name. This must be set if [[model]] and [[attribute]] are not set.
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*/
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public $name;
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/**
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* @var string the input value.
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*/
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public $value;
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/**
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* Initializes the widget.
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* If you override this method, make sure you call the parent implementation first.
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*/
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public function init()
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{
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if (!$this->hasModel() && $this->name === null) {
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throw new InvalidConfigException("Either 'name', or 'model' and 'attribute' properties must be specified.");
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}
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if ($this->hasModel() && !isset($this->options['id'])) {
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$this->options['id'] = Html::getInputId($this->model, $this->attribute);
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}
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parent::init();
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}
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/**
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* @return boolean whether this widget is associated with a data model.
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*/
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protected function hasModel()
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{
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return $this->model instanceof Model && $this->attribute !== null;
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}
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}
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