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<?php |
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declare(strict_types=1); |
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/* |
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* @copyright 2021 Christoph Wurst <[email protected]> |
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* |
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* @author 2021 Christoph Wurst <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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namespace OC\DB; |
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use Doctrine\DBAL\Exception; |
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use Doctrine\DBAL\ParameterType; |
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use Doctrine\DBAL\Statement; |
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use OCP\DB\IPreparedStatement; |
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use OCP\DB\IResult; |
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use PDO; |
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/** |
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* Adapts our public API to what doctrine/dbal exposed with 2.6 |
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* |
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* The old dbal statement had stateful methods e.g. to fetch data from an executed |
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* prepared statement. To provide backwards compatibility to apps we need to make |
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* this class stateful. As soon as those now deprecated exposed methods are gone, |
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* we can limit the API of this adapter to the methods that map to the direct dbal |
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* methods without much magic. |
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*/ |
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class PreparedStatement implements IPreparedStatement { |
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/** @var Statement */ |
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private $statement; |
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/** @var IResult|null */ |
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private $result; |
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public function __construct(Statement $statement) { |
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$this->statement = $statement; |
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} |
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public function closeCursor(): bool { |
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$this->getResult()->closeCursor(); |
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return true; |
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} |
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public function fetch(int $fetchMode = PDO::FETCH_ASSOC) { |
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return $this->getResult()->fetch($fetchMode); |
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} |
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public function fetchAll(int $fetchMode = PDO::FETCH_ASSOC): array { |
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return $this->getResult()->fetchAll($fetchMode); |
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} |
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public function fetchColumn() { |
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return $this->getResult()->fetchOne(); |
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} |
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public function fetchOne() { |
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return $this->getResult()->fetchOne(); |
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} |
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public function bindValue($param, $value, $type = ParameterType::STRING): bool { |
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return $this->statement->bindValue($param, $value, $type); |
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} |
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public function bindParam($param, &$variable, $type = ParameterType::STRING, $length = null): bool { |
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return $this->statement->bindParam($param, $variable, $type, $length); |
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} |
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public function execute($params = null): IResult { |
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return ($this->result = new ResultAdapter($this->statement->execute($params))); |
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} |
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public function rowCount(): int { |
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return $this->getResult()->rowCount(); |
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} |
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private function getResult(): IResult { |
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if ($this->result !== null) { |
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return $this->result; |
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} |
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throw new Exception("You have to execute the prepared statement before accessing the results"); |
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} |
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} |
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nextcloud /
server
