/**
* Finds the LetCategory model based on its primary key value.
* If the model is not found, a 404 HTTP exception will be thrown.
* @param string $id
* @return LetCategory the loaded model
* @throws NotFoundHttpException if the model cannot be found
*/
protected function findModel($id)
{
if (($model = LetCategory::findOne($id)) !== null) {
return $model;
} else {
throw new NotFoundHttpException('The requested page does not exist.');
}
}
public function search($params)
{
$query = LetCategory::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
if (!($this->load($params) && $this->validate())) {
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'root' => $this->root, 'lft' => $this->lft, 'rgt' => $this->rgt, 'level' => $this->level]);
$query->andFilterWhere(['like', 'title', $this->title])->andFilterWhere(['like', 'module', $this->module]);
return $dataProvider;
}
/**
* @return \yii\db\ActiveQuery
*/
public function getCategory()
{
return $this->hasMany(\app\modules\category\models\LetCategory::className(), ['id' => 'category_id'])->viaTable('{{%' . self::moduleName() . '_category}}', ['item_id' => 'id']);
}
/**
* Renders the widget.
*/
public function run()
{
$categories = LetCategory::getCategory($this->model->moduleName(), '-- ');
echo Html::activeCheckboxList($this->model, $this->attribute, $categories, $this->options);
}
/**
* Get category cua tat ca cac module hoac cho tung module. Trong truong hop module do chua co danh muc root thi se tao danh muc root
* @param string $module
* @param string $prefix
* @return array
*/
public static function getCategory($module = '', $prefix = '')
{
$level = NULL;
$categorys = array();
if (empty($module) or !in_array($module, self::getModules())) {
$data = self::find()->addOrderBy('lft')->all();
} else {
$root = self::find()->where('module = :module', [':module' => $module])->andWhere('lft = 1')->addOrderBy('lft')->one();
if ($root === null) {
// Create root for module
$root = new LetCategory();
$root->title = $module;
$root->module = $module;
$root->saveNode();
}
$data = self::find()->where('module = :module', [':module' => $module])->andWhere('lft != 1')->addOrderBy('lft')->all();
$categorys[$root->id] = 'Danh mục gốc của module: ' . $root->module;
}
foreach ($data as $category) {
if ($level == NULL) {
$level = $category->level - 1;
}
$categorys[$category->id] = str_repeat($prefix, $category->level - $level) . $category->title;
}
return $categorys;
}
/**
* Delete a category
*/
public function actionDelete()
{
try {
$id = (int) ArrayHelper::getValue($_POST, 'id', 0);
$model = LetCategory::findOne($id);
if ($model->deleteNode()) {
echo 1;
} else {
echo 0;
}
} catch (ErrorException $e) {
echo 0;
}
}
