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<?php |
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namespace carono\yii2file\behaviors; |
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use carono\yii2file\FileUploadTrait; |
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use carono\yii2migrate\traits\PivotTrait; |
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use yii\db\ActiveRecord; |
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/** |
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* Class PivotSaveBehavior |
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* |
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* @package app\behaviors |
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* @property PivotTrait|ActiveRecord $owner |
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*/ |
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class PivotSaveBehavior extends \yii\base\Behavior |
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{ |
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protected $_pivots; |
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public $attribute; |
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public $pivotClass; |
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public $modelClass; |
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public $prepareValues; |
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public $deletePivotsBeforeSave = true; |
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public $savePivots; |
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public $inverseInsertPivot = false; |
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public function canSetProperty($name, $checkVars = true) |
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{ |
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return $name == $this->attribute; |
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} |
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public function __set($name, $value) |
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{ |
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if ($this->canSetProperty($name)) { |
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$this->setPivots($value); |
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} else { |
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parent::__set($name, $value); |
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} |
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} |
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public function getStoredPivots($attribute) |
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{ |
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if ($attribute == $this->attribute) { |
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return $this->_pivots; |
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} |
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return null; |
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} |
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/** |
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* @return ActiveRecord|FileUploadTrait |
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*/ |
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protected function getModelClass() |
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{ |
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return $this->modelClass; |
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} |
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protected function setPivots($values) |
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{ |
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$class = $this->getModelClass(); |
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$this->_pivots = []; |
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if ($this->prepareValues instanceof \Closure) { |
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$values = call_user_func($this->prepareValues, (array)$values); |
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} |
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foreach ((array)$values as $value) { |
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if (is_numeric($value)) { |
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$this->_pivots[] = $class::findOne($value); |
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} elseif ($value instanceof $class) { |
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$this->_pivots[] = $value; |
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} |
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} |
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$eventName = $this->owner->isNewRecord ? ActiveRecord::EVENT_AFTER_INSERT : ActiveRecord::EVENT_AFTER_UPDATE; |
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if ($this->savePivots instanceof \Closure) { |
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call_user_func($this->savePivots, $this, $this->pivotClass, $this->_pivots); |
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} else { |
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$this->owner->on($eventName, [$this, 'savePivots']); |
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} |
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} |
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public function savePivots() |
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{ |
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if (!method_exists($this->owner, 'addPivot')) { |
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throw new \Exception('Class ' . get_class($this->owner) . ' must use carono\yii2migrate\traits\PivotTrait trait'); |
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} |
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if ($this->deletePivotsBeforeSave && $this->_pivots !== null) { |
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$this->owner->deletePivots($this->pivotClass); |
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} |
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if ($this->_pivots) { |
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foreach ($this->_pivots as $pv) { |
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if ($this->inverseInsertPivot) { |
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$pv->addPivot($this->owner, $this->pivotClass); |
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} else { |
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$this->owner->addPivot($pv, $this->pivotClass); |
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} |
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} |
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} |
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} |
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} |
carono /
yii2-file-upload
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