First Local Commit - After Clean up.

Signed-off-by: Rick Hays <rhays@haysgang.com>

system/Session/Handlers/BaseHandler.php

@@ -0,0 +1,218 @@
+<?php
+
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP
+ *
+ * This content is released under the MIT License (MIT)
+ *
+ * Copyright (c) 2014-2019 British Columbia Institute of Technology
+ * Copyright (c) 2019 CodeIgniter Foundation
+ *
+ * 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
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * @package    CodeIgniter
+ * @author     CodeIgniter Dev Team
+ * @copyright  2019 CodeIgniter Foundation
+ * @license    https://opensource.org/licenses/MIT	MIT License
+ * @link       https://codeigniter.com
+ * @since      Version 4.0.0
+ * @filesource
+ */
+
+namespace CodeIgniter\Session\Handlers;
+
+use CodeIgniter\Config\BaseConfig;
+use Psr\Log\LoggerAwareTrait;
+
+/**
+ * Base class for session handling
+ */
+abstract class BaseHandler implements \SessionHandlerInterface
+{
+
+	use LoggerAwareTrait;
+
+	/**
+	 * The Data fingerprint.
+	 *
+	 * @var boolean
+	 */
+	protected $fingerprint;
+
+	/**
+	 * Lock placeholder.
+	 *
+	 * @var mixed
+	 */
+	protected $lock = false;
+
+	/**
+	 * Cookie prefix
+	 *
+	 * @var string
+	 */
+	protected $cookiePrefix = '';
+
+	/**
+	 * Cookie domain
+	 *
+	 * @var string
+	 */
+	protected $cookieDomain = '';
+
+	/**
+	 * Cookie path
+	 *
+	 * @var string
+	 */
+	protected $cookiePath = '/';
+
+	/**
+	 * Cookie secure?
+	 *
+	 * @var boolean
+	 */
+	protected $cookieSecure = false;
+
+	/**
+	 * Cookie name to use
+	 *
+	 * @var string
+	 */
+	protected $cookieName;
+
+	/**
+	 * Match IP addresses for cookies?
+	 *
+	 * @var boolean
+	 */
+	protected $matchIP = false;
+
+	/**
+	 * Current session ID
+	 *
+	 * @var string
+	 */
+	protected $sessionID;
+
+	/**
+	 * The 'save path' for the session
+	 * varies between
+	 *
+	 * @var string
+	 */
+	protected $savePath;
+
+	/**
+	 * User's IP address.
+	 *
+	 * @var string
+	 */
+	protected $ipAddress;
+
+	//--------------------------------------------------------------------
+
+	/**
+	 * Constructor
+	 *
+	 * @param BaseConfig $config
+	 * @param string     $ipAddress
+	 */
+	public function __construct($config, string $ipAddress)
+	{
+		$this->cookiePrefix = $config->cookiePrefix;
+		$this->cookieDomain = $config->cookieDomain;
+		$this->cookiePath   = $config->cookiePath;
+		$this->cookieSecure = $config->cookieSecure;
+		$this->cookieName   = $config->sessionCookieName;
+		$this->matchIP      = $config->sessionMatchIP;
+		$this->savePath     = $config->sessionSavePath;
+		$this->ipAddress    = $ipAddress;
+	}
+
+	//--------------------------------------------------------------------
+
+	/**
+	 * Internal method to force removal of a cookie by the client
+	 * when session_destroy() is called.
+	 *
+	 * @return boolean
+	 */
+	protected function destroyCookie(): bool
+	{
+		return setcookie(
+				$this->cookieName, null, 1, $this->cookiePath, $this->cookieDomain, $this->cookieSecure, true
+		);
+	}
+
+	//--------------------------------------------------------------------
+
+	/**
+	 * A dummy method allowing drivers with no locking functionality
+	 * (databases other than PostgreSQL and MySQL) to act as if they
+	 * do acquire a lock.
+	 *
+	 * @param string $sessionID
+	 *
+	 * @return boolean
+	 */
+	protected function lockSession(string $sessionID): bool
+	{
+		$this->lock = true;
+		return true;
+	}
+
+	//--------------------------------------------------------------------
+
+	/**
+	 * Releases the lock, if any.
+	 *
+	 * @return boolean
+	 */
+	protected function releaseLock(): bool
+	{
+		$this->lock = false;
+
+		return true;
+	}
+
+	//--------------------------------------------------------------------
+
+	/**
+	 * Fail
+	 *
+	 * Drivers other than the 'files' one don't (need to) use the
+	 * session.save_path INI setting, but that leads to confusing
+	 * error messages emitted by PHP when open() or write() fail,
+	 * as the message contains session.save_path ...
+	 * To work around the problem, the drivers will call this method
+	 * so that the INI is set just in time for the error message to
+	 * be properly generated.
+	 *
+	 * @return boolean
+	 */
+	protected function fail(): bool
+	{
+		ini_set('session.save_path', $this->savePath);
+
+		return false;
+	}
+}