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<?php |
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/** |
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* Bluz Framework Component |
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* |
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* @copyright Bluz PHP Team |
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* @link https://github.com/bluzphp/framework |
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*/ |
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declare(strict_types=1); |
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namespace Bluz\Crud; |
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use Bluz\Application\Exception\ApplicationException; |
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use Bluz\Application\Exception\NotFoundException; |
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use Bluz\Db; |
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use Bluz\Db\Row; |
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use Bluz\Proxy; |
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/** |
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* Crud Table |
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* |
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* @package Bluz\Crud |
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* @author AntonShevchuk |
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* @link https://github.com/bluzphp/framework/wiki/Crud-Table |
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*/ |
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class Table extends AbstractCrud |
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{ |
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/** |
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* @var \Bluz\Db\Table instance of Db\Table |
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*/ |
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protected $table; |
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/** |
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* Setup Table instance |
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* |
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* @param Db\Table $table |
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* |
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* @return void |
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*/ |
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public function setTable(Db\Table $table) |
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{ |
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$this->table = $table; |
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} |
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/** |
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* Return table instance for manipulation |
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* |
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* @return Db\Table |
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* @throws ApplicationException |
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*/ |
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public function getTable() |
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{ |
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if (!$this->table) { |
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$this->initTable(); |
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} |
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return $this->table; |
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} |
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/** |
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* Init table instance for manipulation |
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* |
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* @return void |
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* @throws ApplicationException |
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*/ |
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protected function initTable() |
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{ |
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$tableClass = class_namespace(static::class) . '\\Table'; |
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// check class initialization |
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if (!class_exists($tableClass) || !is_subclass_of($tableClass, Db\Table::class)) { |
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throw new ApplicationException('`Table` class is not exists or not initialized'); |
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} |
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/** |
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* @var Db\Table $tableClass |
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*/ |
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$this->setTable($tableClass::getInstance()); |
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} |
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/** |
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* Get primary key |
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* |
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* @return array |
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*/ |
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public function getPrimaryKey() |
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{ |
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return $this->getTable()->getPrimaryKey(); |
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} |
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/** |
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* Get record from Db or create new object |
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* |
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* @param mixed $primary |
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* |
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* @return Row |
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* @throws NotFoundException |
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*/ |
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public function readOne($primary) |
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{ |
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if (!$primary) { |
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return $this->getTable()::create(); |
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} |
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$row = $this->getTable()::findRow($primary); |
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$row = $this->filterRow($row); |
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if (!$row) { |
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throw new NotFoundException('Record not found'); |
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} |
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return $row; |
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} |
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/** |
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* Get set of records |
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* |
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* @param int $offset |
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* @param int $limit |
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* @param array $params |
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* @param int $total |
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* |
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* @return array|int|mixed |
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* @throws ApplicationException |
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*/ |
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public function readSet($offset = 0, $limit = 10, $params = [], &$total = null) |
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{ |
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$select = $this->getTable()::select(); |
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// select only required fields |
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if (count($this->getFields())) { |
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$fields = $this->getFields(); |
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$name = $this->getTable()->getName(); |
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$fields = array_map( |
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function ($field) use ($name) { |
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return $name .'.'. $field; |
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}, |
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$fields |
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); |
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$select->select(implode(', ', $fields)); |
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} |
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// switch statement for DB type |
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$type = Proxy\Db::getOption('connect', 'type'); |
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switch ($type) { |
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case 'mysql': |
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$selectPart = $select->getQueryPart('select'); |
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$selectPart = 'SQL_CALC_FOUND_ROWS ' . current($selectPart); |
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$select->select($selectPart); |
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$totalSQL = 'SELECT FOUND_ROWS()'; |
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break; |
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case 'pgsql': |
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default: |
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$selectTotal = clone $select; |
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$selectTotal->select('COUNT(*)'); |
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$totalSQL = $selectTotal->getSql(); |
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break; |
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} |
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$select->setLimit($limit); |
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$select->setOffset($offset); |
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// run queries |
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// use transaction to avoid errors |
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Proxy\Db::transaction( |
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function () use (&$result, &$total, $select, $totalSQL) { |
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$result = $select->execute(); |
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if (!is_null($total)) { |
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$total = Proxy\Db::fetchOne($totalSQL); |
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} |
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} |
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); |
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return $result; |
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} |
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/** |
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* Create item |
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* |
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* @param array $data |
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* |
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* @return integer |
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*/ |
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1 |
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public function createOne($data) |
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{ |
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$row = $this->getTable()::create(); |
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$data = $this->filterData($data); |
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$row->setFromArray($data); |
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return $row->save(); |
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} |
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/** |
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* Update item |
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* |
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* @param mixed $primary |
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* @param array $data |
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* |
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* @return integer |
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* @throws NotFoundException |
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*/ |
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public function updateOne($primary, $data) |
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{ |
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$row = $this->getTable()::findRow($primary); |
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if (!$row) { |
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1 |
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throw new NotFoundException('Record not found'); |
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} |
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1 |
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$data = $this->filterData($data); |
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$row->setFromArray($data); |
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return $row->save(); |
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} |
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/** |
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* Delete item |
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* @param mixed $primary |
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* |
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* @return integer |
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* @throws NotFoundException |
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*/ |
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public function deleteOne($primary) |
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{ |
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$row = $this->getTable()::findRow($primary); |
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if (!$row) { |
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throw new NotFoundException('Record not found'); |
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} |
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1 |
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return $row->delete(); |
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} |
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} |
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bluzphp /
framework
