/**
* Deletes an existing Category model.
* If deletion is successful, the browser will be redirected to the 'index' page.
* @param string $id
* @return mixed
*/
public function actionDelete($id)
{
$this->setMenus(30, "删除分类");
$model = $this->findModel($id);
//判断是否有子项
if (Category::findAll(['pid' => $id])) {
return $this->redirect(['index', 'message' => LsYii::gT('该分类还有子项，不能被删除'), 'type' => 2]);
}
if ($model->if_delete == \source\libs\Constants::If_Delete_Prohibit) {
return $this->redirect(['index', 'message' => LsYii::gT('该分类不允许被删除'), 'type' => 2]);
}
$rgt = $model->rgt;
if ($model->delete()) {
Category::updateAllCounters(['rgt' => -2], "`lft`<{$rgt} AND `rgt`>={$rgt}");
Category::updateAllCounters(['rgt' => -2, 'lft' => -2], "`lft`>{$rgt}");
$message = LsYii::gT('删除成功');
$type = 1;
} else {
$message = LsYii::gT('删除失败');
$type = 2;
}
return $this->redirect(['index', 'message' => $message, 'type' => $type]);
}
