|
- <?php
-
-
- namespace yii\behaviors;
-
- use yii\base\InvalidCallException;
- use yii\db\BaseActiveRecord;
-
-
- class TimestampBehavior extends AttributeBehavior
- {
-
-
- public $createdAtAttribute = 'created_at';
-
-
- public $updatedAtAttribute = 'updated_at';
-
-
- public $value;
-
-
-
-
- public function init()
- {
- parent::init();
-
- if (empty($this->attributes)) {
- $this->attributes = [
- BaseActiveRecord::EVENT_BEFORE_INSERT => [$this->createdAtAttribute, $this->updatedAtAttribute],
- BaseActiveRecord::EVENT_BEFORE_UPDATE => $this->updatedAtAttribute,
- ];
- }
- }
-
-
-
- protected function getValue($event)
- {
- if ($this->value === null) {
- return time();
- }
- return parent::getValue($event);
- }
-
-
-
- public function touch($attribute)
- {
-
- $owner = $this->owner;
- if ($owner->getIsNewRecord()) {
- throw new InvalidCallException('Updating the timestamp is not possible on a new record.');
- }
- $owner->updateAttributes(array_fill_keys((array) $attribute, $this->getValue(null)));
- }
- }
|