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<?php |
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/** |
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* Phossa Project |
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* |
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* PHP version 5.4 |
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* |
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* @category Library |
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* @package Phossa2\Db |
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* @copyright Copyright (c) 2016 phossa.com |
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* @license http://mit-license.org/ MIT License |
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* @link http://www.phossa.com/ |
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*/ |
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/*# declare(strict_types=1); */ |
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namespace Phossa2\Db\Driver; |
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use Phossa2\Db\Types; |
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use Phossa2\Db\Message\Message; |
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use Phossa2\Db\Traits\ConnectTrait; |
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use Phossa2\Shared\Aware\TagAwareTrait; |
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use Phossa2\Shared\Base\ObjectAbstract; |
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use Phossa2\Db\Traits\TransactionTrait; |
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use Phossa2\Db\Exception\LogicException; |
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use Phossa2\Db\Traits\ProfilerAwareTrait; |
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use Phossa2\Shared\Error\ErrorAwareTrait; |
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use Phossa2\Db\Interfaces\DriverInterface; |
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use Phossa2\Shared\Aware\TagAwareInterface; |
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use Phossa2\Db\Exception\NotFoundException; |
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use Phossa2\Db\Interfaces\StatementInterface; |
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use Phossa2\Db\Exception\BadMethodCallException; |
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/** |
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* DriverAbstract |
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* |
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* These methods are from ResultInterface |
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* |
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* @method bool isSelect() |
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* @method int fieldCount() |
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* @method int rowCount() |
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* @method int affectedRows() |
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* @method array fetchAll() |
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* @method array fetchRow(int $rowCount) |
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* @method array fetchCol(int $col, int $rowCount) |
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* |
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* @package Phossa2\Db |
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* @author Hong Zhang <[email protected]> |
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* @see ObjectAbstract |
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* @see DriverInterface |
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* @see TagAwareInterface |
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* @version 2.0.0 |
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* @since 2.0.0 added |
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*/ |
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abstract class DriverAbstract extends ObjectAbstract implements DriverInterface, TagAwareInterface |
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{ |
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use ConnectTrait, TransactionTrait, ErrorAwareTrait, ProfilerAwareTrait, TagAwareTrait; |
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/** |
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* Statement prototype |
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* |
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* @var StatementInterface |
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* @access protected |
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*/ |
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protected $statement_prototype; |
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/** |
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* current statement |
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* |
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* @var StatementInterface |
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* @access protected |
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*/ |
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protected $statement; |
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/** |
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* constructor |
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* |
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* @param array $parameters |
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* @throws LogicException driver specific extension not loaded |
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* @access public |
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*/ |
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public function __construct(array $parameters) |
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{ |
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if (!$this->extensionLoaded()) { |
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throw new LogicException( |
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Message::get(Message::DB_EXTENSION_NOTLOAD, get_class($this)), |
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Message::DB_EXTENSION_NOTLOAD |
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); |
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} |
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$this->connect_parameters = $parameters; |
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} |
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/** |
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* |
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* @param string $method |
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* @param array $args |
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* @return mixed |
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* @throws BadMethodCallException |
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* @access public |
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*/ |
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public function __call(/*# string */ $method, array $args) |
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{ |
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$result = $this->getResult(); |
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if (method_exists($result, $method)) { |
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return call_user_func_array([$result, $method], $args); |
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} |
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throw new BadMethodCallException( |
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Message::get(Message::MSG_METHOD_NOTFOUND, $method), |
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Message::MSG_METHOD_NOTFOUND |
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); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function prepare(/*# string */ $sql)/*# : bool */ |
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{ |
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if ($this->statement) { |
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$this->statement->close(); |
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} |
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// new statement |
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$this->statement = clone $this->statement_prototype; |
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$this->statement->setDriver($this); |
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try { |
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return $this->statement->prepare($sql); |
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} catch (\Exception $e) { |
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return $this->setError($e->getMessage(), $e->getCode()); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getStatement()/*# : StatementInterface */ |
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{ |
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if (null === $this->statement) { |
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throw new NotFoundException( |
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Message::get(Message::DB_STMT_NOTPREPARED), |
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Message::DB_STMT_NOTPREPARED |
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); |
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} |
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return $this->statement; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function query( |
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/*# string */ $sql, |
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array $parameters = [] |
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)/*# : bool */ { |
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try { |
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$this->prepare($sql) && $this->statement->execute($parameters); |
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return true; |
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} catch (\Exception $e) { |
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return $this->setError($e->getMessage(), $e->getCode()); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getResult()/*# : ResultInterface */ |
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{ |
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return $this->getStatement()->getResult(); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function lastInsertId($name = null) |
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{ |
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if ($this->isConnected()) { |
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return $this->realLastId($name); |
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} |
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return null; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function quote( |
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$string, |
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/*# int */ $type = Types::PARAM_STR |
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)/*# : string */ { |
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if ($this->isConnected()) { |
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return $this->realQuote($string, Types::guessType($string, $type)); |
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} |
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// default |
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return "'" . $string . "'"; |
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} |
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/** |
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* Check driver specific extension loaded or not |
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* |
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* @return bool |
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* @access protected |
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*/ |
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abstract protected function extensionLoaded()/*# : bool */; |
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/** |
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* Driver specific last inserted id |
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* |
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* @param string|null $name sequence name |
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* @return string|null |
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* @access protected |
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*/ |
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abstract protected function realLastId($name); |
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/** |
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* The real quote method |
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* |
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* @param mixed $string |
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* @param int $type |
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* @return string |
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* @access protected |
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*/ |
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abstract protected function realQuote( |
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$string, |
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/*# int */ $type |
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)/*# : string */; |
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} |
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phossa2 /
db
