/**
* Move a node (model) below the parent and in between left and right
*
* @param integer $id the primaryKey of the moved node
* @param integer $lft the primaryKey of the node left of the moved node
* @param integer $rgt the primaryKey of the node right to the moved node
* @param integer $par the primaryKey of the parent of the moved node
*/
public function run($id = 0, $lft = 0, $rgt = 0, $par = 0)
{
if (null == $this->modelName) {
throw new \yii\base\InvalidConfigException("No 'modelName' supplied on action initialization.");
}
/* response will be in JSON format */
Yii::$app->response->format = 'json';
/* Locate the supplied model, left, right and parent models */
$model = Yii::createObject(ActiveQuery::className(), [$this->modelName])->where(['id' => $id])->one();
$lft = Yii::createObject(ActiveQuery::className(), [$this->modelName])->where(['id' => $lft])->one();
$rgt = Yii::createObject(ActiveQuery::className(), [$this->modelName])->where(['id' => $rgt])->one();
$par = Yii::createObject(ActiveQuery::className(), [$this->modelName])->where(['id' => $par])->one();
/* Get attribute names from model behaviour config */
foreach ($model->behaviors as $behavior) {
if ($behavior instanceof NestedSetsBehavior) {
$this->leftAttribute = $behavior->leftAttribute;
$this->rightAttribute = $behavior->rightAttribute;
$this->treeAttribute = $behavior->treeAttribute;
$this->depthAttribute = $behavior->depthAttribute;
break;
}
}
/* attach our bahaviour to be able to call the moveNode() function of the NestedSetsBehavior */
$model->attachBehavior('nestable', ['class' => \slatiusa\nestable\NestableBehavior::className(), 'leftAttribute' => $this->leftAttribute, 'rightAttribute' => $this->rightAttribute, 'treeAttribute' => $this->treeAttribute, 'depthAttribute' => $this->depthAttribute]);
/* Calculate the depth change */
if (null == $par) {
$depthDelta = -1;
} else {
if (null == ($parent = $model->parents(1)->one())) {
$depthDelta = 0;
} else {
if ($parent->id != $par->id) {
$depthDelta = $par->{$this->depthAttribute} - $model->{$this->depthAttribute} + 1;
} else {
$depthDelta = 0;
}
}
}
/* Calculate the left/right change */
if (null == $lft) {
$model->nodeMove(($par ? $par->{$this->leftAttribute} : 0) + 1, $depthDelta);
} else {
if (null == $rgt) {
$model->nodeMove(($lft ? $lft->{$this->rightAttribute} : 0) + 1, $depthDelta);
} else {
$model->nodeMove($rgt ? $rgt->{$this->leftAttribute} : 0, $depthDelta);
}
}
/* report new position */
return ['updated' => ['id' => $model->id, 'depth' => $model->{$this->depthAttribute}, 'lft' => $model->{$this->leftAttribute}, 'rgt' => $model->{$this->rightAttribute}]];
}
public function behaviors()
{
return ['tree' => ['class' => NestableBehavior::className(), 'treeAttribute' => 'tree']];
}
public function behaviors()
{
return [['class' => \lajax\translatemanager\behaviors\TranslateBehavior::className(), 'translateAttributes' => ['name']], 'tree' => ['class' => NestableBehavior::className(), 'treeAttribute' => 'tree']];
}