/**
* @inheritdoc
*/
public function __construct($expression, $params = [], $config = [])
{
parent::__construct($expression, $params, $config);
if ($this->query instanceof ActiveQuery) {
$this->query->on(ActiveQuery::EVENT_ALIAS, function (Event $event) use($expression) {
/* @var $query ActiveQuery */
$query = $event->sender;
$this->expression = str_replace('{a}', $query->getAlias(), $expression);
});
$this->expression = str_replace('{a}', $this->query->getAlias(), $expression);
}
}
/**
* Возвращает выражение для сортировки результата
* @param array $ids массив идентификаторов найденных сфинксом моделей
* @return \yii\db\Expression
* @throws \yii\base\InvalidConfigException
*/
protected function getOrderByExpression($ids)
{
$orderStr = "CASE id\n";
$i = 1;
foreach ($ids as $id) {
$orderStr .= "WHEN {$id} THEN {$i}\n";
$i++;
}
$orderStr .= "ELSE {$i}\n";
$orderStr .= "END\n";
return \Yii::createObject(Expression::className(), [$orderStr]);
}
/**
* Поиск. Возвращает провайдер данных
* @param string $term фраза для поиска
* @param array $attrs массив значений атрибутов (key=>value)
* @return \common\sphinx\SphinxDataProvider
* @throws \yii\base\InvalidConfigException
*/
public function search($term, $attrs = [])
{
$query = $this->getQuery();
$sphinxQuery = $this->getSphinxQuery();
if ($term) {
$sphinxQuery->match(\Yii::createObject(Expression::className(), [$this->prepareTerm($term)]));
}
if ($attrs) {
$sphinxQuery->andWhere($attrs);
}
$dataProvider = \Yii::createObject(["class" => \common\sphinx\SphinxDataProvider::className(), "query" => $query, "sphinxQuery" => $sphinxQuery]);
return $dataProvider;
}
/**
* Поведения
* @return array
*/
public function behaviors()
{
$fields = $this->getMetaFields()->getFields();
$behaviors = ['timestamp' => ['class' => \yii\behaviors\TimestampBehavior::className(), 'attributes' => [ActiveRecord::EVENT_BEFORE_INSERT => ['created_at', 'updated_at'], ActiveRecord::EVENT_BEFORE_UPDATE => ['updated_at']], 'value' => Yii::createObject(["class" => Expression::className()], ['NOW()'])], 'tagCache' => ['class' => \common\behaviors\TagCache::className()]];
foreach ($fields as $field) {
if ($field->behaviors()) {
$behaviors = array_merge($behaviors, $field->behaviors());
}
}
return $behaviors;
}
public function __construct()
{
$time = isset($_SERVER['REQUEST_TIME_FLOAT']) ? $_SERVER['REQUEST_TIME_FLOAT'] : microtime(true);
$strtime = DateTimeFormatter::unixTimeToString($time, new DateTimeZone('Etc/UTC'));
parent::__construct(Yii::$app->db->quoteValue($strtime));
}
/**
* @depends testNewRecord
*/
public function testUpdateRecordExpression()
{
ActiveRecordTimestamp::$tableName = 'test_auto_timestamp_string';
ActiveRecordTimestamp::$behaviors = ['timestamp' => ['class' => TimestampBehavior::className(), 'value' => new Expression("strftime('%Y')")]];
$model = new ActiveRecordTimestamp();
$model->save(false);
$enforcedTime = date('Y') - 1;
$model->created_at = $enforcedTime;
$model->updated_at = $enforcedTime;
$model->save(false);
$this->assertEquals($enforcedTime, $model->created_at, 'Create time has been set on update!');
$this->assertInstanceOf(Expression::className(), $model->updated_at);
$model->refresh();
$this->assertEquals($enforcedTime, $model->created_at, 'Create time has been set on update!');
$this->assertEquals(date('Y'), $model->updated_at);
}