WebSVN – lars-tiefland.ci – Diff – /system/libraries/Session/drivers/Session_database_driver.php



 *
 * An open source application development framework for PHP
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2014 - 2017, British Columbia Institute of Technology
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

 * THE SOFTWARE.
 *
 * @package	CodeIgniter
 * @author	EllisLab Dev Team
 * @copyright	Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
 * @copyright	Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/)
 * @license	http://opensource.org/licenses/MIT	MIT License
 * @link	https://codeigniter.com
 * @since	Version 3.0.0
 * @filesource
 */

	public function write($session_id, $session_data)
	{
		// Prevent previous QB calls from messing with our queries
		$this->_db->reset_query();

 
		if ($this->_lock === FALSE)
		{
			return $this->_fail();
		}
		// Was the ID regenerated?
		elseif ($session_id !== $this->_session_id)
		{
			if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id))
			{
				return $this->_fail();

			}
 
			$this->_row_exists = FALSE;
 
 
 
 

			$this->_session_id = $session_id;
		}
 
		if ($this->_row_exists === FALSE)

	 */
	protected function _get_lock($session_id)
	{
		if ($this->_platform === 'mysql')
		{
			$arg = md5($session_id.($this->_config['match_ip'] ? '_'.$_SERVER['REMOTE_ADDR'] : ''));
			if ($this->_db->query("SELECT GET_LOCK('".$arg."', 300) AS ci_session_lock")->row()->ci_session_lock)
			{
				$this->_lock = $arg;
				return TRUE;
			}

			return FALSE;
		}

 
		return parent::_release_lock();
 
	}
}

Revision 68	Revision 2049
Zeile 4...	Zeile 4...
4	`*`	4	`*`
5	`* An open source application development framework for PHP`	5	`* An open source application development framework for PHP`
6	`*`	6	`*`
7	`* This content is released under the MIT License (MIT)`	7	`* This content is released under the MIT License (MIT)`
8	`*`	8	`*`
9	`* Copyright (c) 2014 - 2016, British Columbia Institute of Technology`	9	`* Copyright (c) 2014 - 2017, British Columbia Institute of Technology`
10	`*`	10	`*`
11	`* Permission is hereby granted, free of charge, to any person obtaining a copy`	11	`* Permission is hereby granted, free of charge, to any person obtaining a copy`
12	`* of this software and associated documentation files (the "Software"), to deal`	12	`* of this software and associated documentation files (the "Software"), to deal`
13	`* in the Software without restriction, including without limitation the rights`	13	`* in the Software without restriction, including without limitation the rights`
14	`* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell`	14	`* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell`
Zeile 27...	Zeile 27...
27	`* THE SOFTWARE.`	27	`* THE SOFTWARE.`
28	`*`	28	`*`
29	`* @package CodeIgniter`	29	`* @package CodeIgniter`
30	`* @author EllisLab Dev Team`	30	`* @author EllisLab Dev Team`
31	`* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)`	31	`* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)`
32	`* @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/)`	32	`* @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/)`
33	`* @license http://opensource.org/licenses/MIT MIT License`	33	`* @license http://opensource.org/licenses/MIT MIT License`
34	`* @link https://codeigniter.com`	34	`* @link https://codeigniter.com`
35	`* @since Version 3.0.0`	35	`* @since Version 3.0.0`
36	`* @filesource`	36	`* @filesource`
37	`*/`	37	`*/`
Zeile 206...	Zeile 206...
206	`public function write($session_id, $session_data)`	206	`public function write($session_id, $session_data)`
207	`{`	207	`{`
208	`// Prevent previous QB calls from messing with our queries`	208	`// Prevent previous QB calls from messing with our queries`
209	`$this->_db->reset_query();`	209	`$this->_db->reset_query();`
Zeile -...	Zeile 210...
-		210
-		211	`if ($this->_lock === FALSE)`
-		212	`{`
-		213	`return $this->_fail();`
210		214	`}`
211	`// Was the ID regenerated?`	215	`// Was the ID regenerated?`
212	`if ($session_id !== $this->_session_id)`	216	`elseif ($session_id !== $this->_session_id)`
213	`{`	217	`{`
214	`if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id))`	218	`if ( ! $this->_release_lock() OR ! $this->_get_lock($session_id))`
215	`{`	219	`{`
216	`return $this->_fail();`	220	`return $this->_fail();`
Zeile 217...	Zeile 221...
217	`}`	221	`}`
218		222
219	`$this->_row_exists = FALSE;`	223	`$this->_row_exists = FALSE;`
220	`$this->_session_id = $session_id;`	-
221	`}`	-
222	`elseif ($this->_lock === FALSE)`	-
223	`{`	-
Zeile 224...	Zeile 224...
224	`return $this->_fail();`	224	`$this->_session_id = $session_id;`
225	`}`	225	`}`
226		226
227	`if ($this->_row_exists === FALSE)`	227	`if ($this->_row_exists === FALSE)`
Zeile 352...	Zeile 352...
352	`*/`	352	`*/`
353	`protected function _get_lock($session_id)`	353	`protected function _get_lock($session_id)`
354	`{`	354	`{`
355	`if ($this->_platform === 'mysql')`	355	`if ($this->_platform === 'mysql')`
356	`{`	356	`{`
357	`$arg = $session_id.($this->_config['match_ip'] ? '_'.$_SERVER['REMOTE_ADDR'] : '');`	357	`$arg = md5($session_id.($this->_config['match_ip'] ? '_'.$_SERVER['REMOTE_ADDR'] : ''));`
358	`if ($this->_db->query("SELECT GET_LOCK('".$arg."', 300) AS ci_session_lock")->row()->ci_session_lock)`	358	`if ($this->_db->query("SELECT GET_LOCK('".$arg."', 300) AS ci_session_lock")->row()->ci_session_lock)`
359	`{`	359	`{`
360	`$this->_lock = $arg;`	360	`$this->_lock = $arg;`
361	`return TRUE;`	361	`return TRUE;`
362	`}`	362	`}`
Zeile 415...	Zeile 415...
415	`return FALSE;`	415	`return FALSE;`
416	`}`	416	`}`
Zeile 417...	Zeile 417...
417		417
418	`return parent::_release_lock();`	418	`return parent::_release_lock();`
419	`}`	-
420	`}`	419	`}`
-		420	`}`

Subversion-Projekte lars-tiefland.ci

(root)/system/libraries/Session/drivers/Session_database_driver.php – Revision 68 → 2049