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<?php |
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/** |
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*## TbSortableAction class file |
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* |
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* @author ruslan fadeev <[email protected]> |
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*/ |
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/** |
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*## TbSortableAction CAction Component |
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* |
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* It is a component that works in conjunction of TbExtendedGridView widget with sortableRows true. Just attach to the controller you wish to |
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* make the calls to. |
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* |
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* @package booster.actions |
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*/ |
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class TbSortableAction extends CAction |
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{ |
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/** |
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* @var string the name of the model we are going to toggle values to |
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*/ |
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public $modelName; |
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/** |
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* Widgets run function |
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* @throws CHttpException |
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*/ |
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public function run() |
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{ |
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if (!$this->isValidRequest()) |
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throw new CHttpException(400, Yii::t('yii', 'Your request is invalid.')); |
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$sortableAttribute = Yii::app()->request->getQuery('sortableAttribute'); |
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/** @var $model CActiveRecord */ |
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$model = new $this->modelName; |
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if (!$model->hasAttribute($sortableAttribute)) { |
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throw new CHttpException(400, Yii::t( |
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'yii', |
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'{attribute} "{value}" is invalid.', |
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array('{attribute}' => 'sortableAttribute', '{value}' => $sortableAttribute) |
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)); |
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} |
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$sortOrderData = $_POST['sortOrder']; |
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$this->update($model, $sortableAttribute, $sortOrderData); |
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} |
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private function isValidRequest() |
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{ |
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return Yii::app()->request->isPostRequest |
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&& Yii::app()->request->isAjaxRequest |
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&& isset($_POST['sortOrder']); |
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} |
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/** |
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* @param CActiveRecord $model |
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* @param $sortableAttribute |
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* @param $sortOrderData |
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* |
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* @return string |
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*/ |
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private function update($model, $sortableAttribute, $sortOrderData) |
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{ |
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$pk = $model->tableSchema->primaryKey; |
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$pk_array = array(); |
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if(is_array($pk)) { // composite key |
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$string_ids = array_keys($sortOrderData); |
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$array_ids = array(); |
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foreach ($string_ids as $string_id) |
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$array_ids[] = explode(',', $string_id); |
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foreach ($array_ids as $array_id) |
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$pk_array[] = array_combine($pk, $array_id); |
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} else { // normal key |
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$pk_array = array_keys($sortOrderData); |
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} |
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$models = $model->model()->findAllByPk($pk_array); |
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$transaction = Yii::app()->db->beginTransaction(); |
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try { |
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foreach ($models as $model) { |
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$_key = is_array($pk) ? implode(',', array_values($model->primaryKey)) : $model->primaryKey; |
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$model->{$sortableAttribute} = $sortOrderData[$_key]; |
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$model->save(); |
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} |
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$transaction->commit(); |
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} |
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catch(Exception $e) { // an exception is raised if a query fails |
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$transaction->rollback(); |
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} |
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} |
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} |
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clevertech /
YiiBooster
