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<?php |
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/* |
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* This file is part of the Phive Queue package. |
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* |
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* (c) Eugene Leonovich <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Phive\Queue\Pdo; |
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use Phive\Queue\NoItemAvailableException; |
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class GenericPdoQueue extends PdoQueue |
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{ |
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/** |
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* @var array |
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*/ |
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protected static $popSqls = [ |
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'pgsql' => 'SELECT item FROM %s(%d)', |
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'firebird' => 'SELECT item FROM %s(%d)', |
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'informix' => 'EXECUTE PROCEDURE %s(%d)', |
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'mysql' => 'CALL %s(%d)', |
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'cubrid' => 'CALL %s(%d)', |
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'ibm' => 'CALL %s(%d)', |
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'oci' => 'CALL %s(%d)', |
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'odbc' => 'CALL %s(%d)', |
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]; |
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/** |
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* @var string |
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*/ |
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private $routineName; |
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public function __construct(\PDO $pdo, $tableName, $routineName = null) |
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{ |
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parent::__construct($pdo, $tableName); |
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$this->routineName = $routineName ?: $this->tableName.'_pop'; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function pop() |
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{ |
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$stmt = $this->pdo->query($this->getPopSql()); |
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$result = $stmt->fetchColumn(); |
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$stmt->closeCursor(); |
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if (false === $result) { |
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throw new NoItemAvailableException($this); |
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} |
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return $result; |
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} |
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protected function supportsDriver($driverName) |
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{ |
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return isset(static::$popSqls[$driverName]); |
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} |
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protected function getPopSql() |
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{ |
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return sprintf( |
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static::$popSqls[$this->pdo->getAttribute(\PDO::ATTR_DRIVER_NAME)], |
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$this->routineName, |
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time() |
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); |
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} |
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} |
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rybakit /
phive-queue
