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<?php |
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namespace Lagdo\DbAdmin\Driver\Db; |
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use Lagdo\DbAdmin\Driver\DriverInterface; |
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use Lagdo\DbAdmin\Driver\Utils\Utils; |
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use Lagdo\DbAdmin\Driver\Entity\TableFieldEntity; |
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use function is_resource; |
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use function stream_get_contents; |
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abstract class Connection implements ConnectionInterface |
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{ |
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/** |
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* @var DriverInterface |
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*/ |
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protected $driver; |
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/** |
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* @var Utils |
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*/ |
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protected $utils; |
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/** |
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* The extension name |
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* |
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* @var string |
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*/ |
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protected $extension; |
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/** |
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* The client object used to query the database driver |
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* |
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* @var mixed |
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*/ |
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protected $client; |
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/** |
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* @var mixed |
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*/ |
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public $statement; |
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/** |
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* The number of rows affected by the last query |
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* |
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* @var int |
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*/ |
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protected $affectedRows; |
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/** |
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* The constructor |
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* |
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* @param DriverInterface $driver |
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* @param Utils $utils |
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* @param string $extension |
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*/ |
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public function __construct(DriverInterface $driver, Utils $utils, string $extension) |
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{ |
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$this->driver = $driver; |
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$this->utils = $utils; |
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$this->extension = $extension; |
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} |
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/** |
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* Set the number of rows affected by the last query |
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* |
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* @param int $affectedRows |
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* |
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* @return void |
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*/ |
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protected function setAffectedRows($affectedRows) |
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{ |
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$this->affectedRows = $affectedRows; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function affectedRows() |
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{ |
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return $this->affectedRows; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function extension() |
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{ |
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return $this->extension; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function quote(string $string) |
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{ |
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return $string; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function setCharset(string $charset) |
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{ |
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} |
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/** |
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* Get the client |
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* |
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* @return mixed |
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*/ |
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public function client() |
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{ |
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return $this->client; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function quoteBinary(string $string) |
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{ |
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return $this->quote($string); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function value($value, TableFieldEntity $field) |
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{ |
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return (is_resource($value) ? stream_get_contents($value) : $value); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function defaultField() |
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{ |
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return 0; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function warnings() |
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{ |
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return ''; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function close() |
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{ |
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return; |
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} |
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/** |
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158
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* Return the regular expression for spaces |
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* |
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* @return string |
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*/ |
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protected function spaceRegex() |
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{ |
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return "(?:\\s|/\\*[\s\S]*?\\*/|(?:#|-- )[^\n]*\n?|--\r?\n)"; |
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} |
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/** |
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168
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* @inheritDoc |
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169
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*/ |
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public function execUseQuery(string $query) |
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{ |
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$space = $this->spaceRegex(); |
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if (\preg_match("~^$space*+USE\\b~i", $query)) { |
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$this->driver->execute($query); |
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} |
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} |
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} |
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lagdo /
dbadmin-driver
