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<?php |
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/** |
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* Quantum PHP Framework |
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* |
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* An open source software development framework for PHP |
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* |
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* @package Quantum |
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* @author Arman Ag. <[email protected]> |
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* @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org) |
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* @link http://quantum.softberg.org/ |
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* @since 2.9.5 |
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*/ |
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namespace Quantum\Libraries\Database\Factories; |
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use Quantum\Libraries\Database\Exceptions\DatabaseException; |
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use Quantum\Libraries\Database\Schemas\Table; |
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use Quantum\Libraries\Database\Database; |
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use PDOException; |
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/** |
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* Class TableFactory |
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* @package Quantum\Factory |
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*/ |
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class TableFactory |
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{ |
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/** |
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* Creates new table |
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* @param string $name |
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* @return Table |
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* @throws DatabaseException |
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*/ |
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public function create(string $name): Table |
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{ |
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if ($this->checkTableExists($name)) { |
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throw DatabaseException::tableAlreadyExists($name); |
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} |
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return $this->createInstance($name)->setAction(Table::CREATE); |
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} |
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/** |
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* Get the table |
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* @param string $name |
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* @return Table |
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* @throws DatabaseException |
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*/ |
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public function get(string $name): Table |
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{ |
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if (!$this->checkTableExists($name)) { |
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throw DatabaseException::tableDoesNotExists($name); |
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} |
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return $this->createInstance($name)->setAction(Table::ALTER); |
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} |
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/** |
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* Renames the table |
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* @param string $oldName |
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* @param string $newName |
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* @return bool |
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* @throws DatabaseException |
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*/ |
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public function rename(string $oldName, string $newName): bool |
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{ |
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if (!$this->checkTableExists($oldName)) { |
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throw DatabaseException::tableDoesNotExists($oldName); |
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} |
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$this->createInstance($oldName)->setAction(Table::RENAME, ['newName' => $newName]); |
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return true; |
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} |
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/** |
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* Drops the table |
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* @param string $name |
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* @return bool |
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* @throws DatabaseException |
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*/ |
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public function drop(string $name): bool |
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{ |
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if (!$this->checkTableExists($name)) { |
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throw DatabaseException::tableDoesNotExists($name); |
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} |
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$this->createInstance($name)->setAction(Table::DROP); |
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return true; |
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} |
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/** |
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* Checks if the DB table exists |
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* @param string $name |
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* @return bool |
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* @throws DatabaseException |
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*/ |
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public function checkTableExists(string $name): bool |
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{ |
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try { |
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Database::query('SELECT 1 FROM ' . $name); |
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} catch (PDOException $e) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Creates new Table instance |
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* @param string $name |
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* @return Table |
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*/ |
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private function createInstance(string $name): Table |
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{ |
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return new Table($name); |
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} |
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} |
softberg /
quantum-php-core
