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<?php |
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/** |
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* _ __ __ _____ _____ ___ ____ _____ |
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* | | / // // ___//_ _// || __||_ _| |
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* | |/ // /(__ ) / / / /| || | | | |
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* |___//_//____/ /_/ /_/ |_||_| |_| |
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* @link http://vistart.name/ |
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* @copyright Copyright (c) 2016 vistart |
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* @license http://vistart.name/license/ |
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*/ |
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namespace vistart\Models\traits; |
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/** |
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* This trait is used for building entity query class for entity model. |
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* |
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* @version 2.0 |
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* @author vistart <[email protected]> |
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*/ |
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trait EntityQueryTrait |
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{ |
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use QueryTrait; |
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public $noInitModel; |
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/** |
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* Build model without any initializations. |
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*/ |
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public function buildNoInitModel() |
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{ |
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if (empty($this->noInitModel) && is_string($this->modelClass)) { |
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$modelClass = $this->modelClass; |
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$this->noInitModel = $modelClass::buildNoInitModel(); |
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} |
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} |
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/** |
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* Specify guid attribute. |
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* @param string|array $guid |
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* @param false|string $like false, 'like', 'or like', 'not like', 'or not like'. |
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* @return $this |
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*/ |
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public function guid($guid, $like = false) |
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{ |
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$model = $this->noInitModel; |
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return $this->likeCondition($guid, $model->guidAttribute, $like); |
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} |
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/** |
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* Specify id attribute. |
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* @param string|integer|array $id |
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* @param false|string $like false, 'like', 'or like', 'not like', 'or not like'. |
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* @return $this |
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*/ |
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public function id($id, $like = false) |
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{ |
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$model = $this->noInitModel; |
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return $this->likeCondition($id, $model->idAttribute, $like); |
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} |
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/** |
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* Specify create time range. |
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* @param string $start |
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* @param string $end |
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* @return $this |
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*/ |
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public function createdAt($start = null, $end = null) |
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{ |
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$model = $this->noInitModel; |
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if (!is_string($model->createdAtAttribute)) { |
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return $this; |
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} |
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return static::range($this, $model->createdAtAttribute, $start, $end); |
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} |
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/** |
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* Specify update time range. |
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* @param string $start |
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* @param string $end |
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* @return $this |
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*/ |
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public function updatedAt($start = null, $end = null) |
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{ |
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$model = $this->noInitModel; |
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if (!is_string($model->updatedAtAttribute)) { |
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return $this; |
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} |
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return static::range($this, $model->updatedAtAttribute, $start, $end); |
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} |
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public static $pageAll = 'all'; |
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public static $defaultPageSize = 10; |
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/** |
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* Specify page condition. |
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* @param string|int $currentPage It will return all models if it is 'all', |
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* or it will be regarded as current page number if it is integer begun with 0. |
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* @param int $pageSize The sum of models. |
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* @return $this |
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*/ |
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public function page($currentPage = 0, $pageSize = 10) |
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{ |
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if ($currentPage == static::$pageAll) { |
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return $this; |
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} |
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/* normalize $currentPage and $currentPage */ |
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if (!is_numeric($currentPage) || $currentPage < 0) { |
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$currentPage = 0; |
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} |
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$currentPage = (int) $currentPage; |
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if (!is_numeric($pageSize) || $pageSize < 1) { |
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$pageSize = static::$defaultPageSize; |
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} |
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$pageSize = (int) $pageSize; |
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return $this->limit($pageSize)->offset($pageSize * $currentPage); |
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} |
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} |
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vistart /
yii2-models
Loading history...
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: