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55 lines
1.3 KiB
55 lines
1.3 KiB
<?php |
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/** |
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* This file is part of CodeIgniter 4 framework. |
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* |
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* (c) CodeIgniter Foundation <admin@codeigniter.com> |
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* |
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* For the full copyright and license information, please view |
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* the LICENSE file that was distributed with this source code. |
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*/ |
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namespace CodeIgniter\Session\Handlers\Database; |
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use CodeIgniter\Session\Handlers\DatabaseHandler; |
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/** |
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* Session handler for MySQLi |
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* |
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* @see \CodeIgniter\Session\Handlers\Database\MySQLiHandlerTest |
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*/ |
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class MySQLiHandler extends DatabaseHandler |
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{ |
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/** |
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* Lock the session. |
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*/ |
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protected function lockSession(string $sessionID): bool |
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{ |
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$arg = md5($sessionID . ($this->matchIP ? '_' . $this->ipAddress : '')); |
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if ($this->db->query("SELECT GET_LOCK('{$arg}', 300) AS ci_session_lock")->getRow()->ci_session_lock) { |
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$this->lock = $arg; |
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return true; |
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} |
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return $this->fail(); |
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} |
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/** |
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* Releases the lock, if any. |
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*/ |
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protected function releaseLock(): bool |
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{ |
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if (! $this->lock) { |
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return true; |
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} |
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if ($this->db->query("SELECT RELEASE_LOCK('{$this->lock}') AS ci_session_lock")->getRow()->ci_session_lock) { |
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$this->lock = false; |
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return true; |
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} |
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return $this->fail(); |
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} |
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}
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