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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\test;
use yii\base\ArrayAccessTrait;
use yii\base\InvalidConfigException;
/**
* BaseActiveFixture is the base class for fixture classes that support accessing fixture data as ActiveRecord objects.
*
* For more details and usage information on BaseActiveFixture, see the [guide article on fixtures](guide:test-fixtures).
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
abstract class BaseActiveFixture extends DbFixture implements \IteratorAggregate, \ArrayAccess, \Countable
{
use ArrayAccessTrait;
use FileFixtureTrait;
/**
* @var string the AR model class associated with this fixture.
*/
public $modelClass;
/**
* @var array the data rows. Each array element represents one row of data (column name => column value).
*/
public $data = [];
/**
* @var \yii\db\ActiveRecord[] the loaded AR models
*/
private $_models = [];
/**
* Returns the AR model by the specified model name.
* A model name is the key of the corresponding data row in [[data]].
* @param string $name the model name.
* @return null|\yii\db\ActiveRecord the AR model, or null if the model cannot be found in the database
* @throws \yii\base\InvalidConfigException if [[modelClass]] is not set.
*/
public function getModel($name)
{
if (!isset($this->data[$name])) {
return null;
}
if (array_key_exists($name, $this->_models)) {
return $this->_models[$name];
}
if ($this->modelClass === null) {
throw new InvalidConfigException('The "modelClass" property must be set.');
}
$row = $this->data[$name];
/* @var $modelClass \yii\db\ActiveRecord */
$modelClass = $this->modelClass;
$keys = [];
foreach ($modelClass::primaryKey() as $key) {
$keys[$key] = isset($row[$key]) ? $row[$key] : null;
}
return $this->_models[$name] = $modelClass::findOne($keys);
}
/**
* Loads the fixture.
*
* The default implementation simply stores the data returned by [[getData()]] in [[data]].
* You should usually override this method by putting the data into the underlying database.
*/
public function load()
{
$this->data = $this->getData();
}
/**
* Returns the fixture data.
*
* @return array the data to be put into the database
* @throws InvalidConfigException if the specified data file does not exist.
* @see [[loadData]]
*/
protected function getData()
{
return $this->loadData($this->dataFile);
}
/**
* {@inheritdoc}
*/
public function unload()
{
parent::unload();
$this->data = [];
$this->_models = [];
}
}