Moved to PHP folder
This commit is contained in:
11
php/system/database/drivers/mysqli/index.html
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11
php/system/database/drivers/mysqli/index.html
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@ -0,0 +1,11 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>403 Forbidden</title>
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</head>
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<body>
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||||
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<p>Directory access is forbidden.</p>
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||||
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</body>
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</html>
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544
php/system/database/drivers/mysqli/mysqli_driver.php
Normal file
544
php/system/database/drivers/mysqli/mysqli_driver.php
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@ -0,0 +1,544 @@
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<?php
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/**
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||||
* CodeIgniter
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||||
*
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||||
* An open source application development framework for PHP
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*
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||||
* This content is released under the MIT License (MIT)
|
||||
*
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||||
* Copyright (c) 2014 - 2018, British Columbia Institute of Technology
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*
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||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
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||||
* 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:
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||||
*
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||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
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||||
*
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||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
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* THE SOFTWARE.
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||||
*
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||||
* @package CodeIgniter
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* @author EllisLab Dev Team
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
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||||
* @copyright Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
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* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
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||||
* @since Version 1.3.0
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* @filesource
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*/
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* MySQLi Database Adapter Class
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*
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* Note: _DB is an extender class that the app controller
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* creates dynamically based on whether the query builder
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* class is being used or not.
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||||
*
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||||
* @package CodeIgniter
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||||
* @subpackage Drivers
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* @category Database
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* @author EllisLab Dev Team
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* @link https://codeigniter.com/user_guide/database/
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*/
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class CI_DB_mysqli_driver extends CI_DB {
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/**
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* Database driver
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*
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* @var string
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*/
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public $dbdriver = 'mysqli';
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/**
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* Compression flag
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*
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* @var bool
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*/
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public $compress = FALSE;
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|
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/**
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* DELETE hack flag
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*
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||||
* Whether to use the MySQL "delete hack" which allows the number
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* of affected rows to be shown. Uses a preg_replace when enabled,
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* adding a bit more processing to all queries.
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||||
*
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* @var bool
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*/
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public $delete_hack = TRUE;
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||||
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||||
/**
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||||
* Strict ON flag
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*
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* Whether we're running in strict SQL mode.
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*
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||||
* @var bool
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||||
*/
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public $stricton;
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||||
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||||
// --------------------------------------------------------------------
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|
||||
/**
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||||
* Identifier escape character
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*
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* @var string
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*/
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protected $_escape_char = '`';
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// --------------------------------------------------------------------
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/**
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||||
* MySQLi object
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||||
*
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* Has to be preserved without being assigned to $conn_id.
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*
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* @var MySQLi
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*/
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protected $_mysqli;
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||||
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||||
// --------------------------------------------------------------------
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||||
/**
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* Database connection
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*
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* @param bool $persistent
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||||
* @return object
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||||
*/
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||||
public function db_connect($persistent = FALSE)
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||||
{
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||||
// Do we have a socket path?
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||||
if ($this->hostname[0] === '/')
|
||||
{
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||||
$hostname = NULL;
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||||
$port = NULL;
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$socket = $this->hostname;
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||||
}
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||||
else
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{
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||||
$hostname = ($persistent === TRUE)
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||||
? 'p:'.$this->hostname : $this->hostname;
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$port = empty($this->port) ? NULL : $this->port;
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$socket = NULL;
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}
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$client_flags = ($this->compress === TRUE) ? MYSQLI_CLIENT_COMPRESS : 0;
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$this->_mysqli = mysqli_init();
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$this->_mysqli->options(MYSQLI_OPT_CONNECT_TIMEOUT, 10);
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if (isset($this->stricton))
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{
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if ($this->stricton)
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||||
{
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$this->_mysqli->options(MYSQLI_INIT_COMMAND, 'SET SESSION sql_mode = CONCAT(@@sql_mode, ",", "STRICT_ALL_TABLES")');
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}
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else
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{
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$this->_mysqli->options(MYSQLI_INIT_COMMAND,
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'SET SESSION sql_mode =
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(
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||||
@@sql_mode,
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"STRICT_ALL_TABLES,", ""),
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",STRICT_ALL_TABLES", ""),
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"STRICT_ALL_TABLES", ""),
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"STRICT_TRANS_TABLES,", ""),
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",STRICT_TRANS_TABLES", ""),
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"STRICT_TRANS_TABLES", "")'
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||||
);
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}
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||||
}
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||||
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if (is_array($this->encrypt))
|
||||
{
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$ssl = array();
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empty($this->encrypt['ssl_key']) OR $ssl['key'] = $this->encrypt['ssl_key'];
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empty($this->encrypt['ssl_cert']) OR $ssl['cert'] = $this->encrypt['ssl_cert'];
|
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empty($this->encrypt['ssl_ca']) OR $ssl['ca'] = $this->encrypt['ssl_ca'];
|
||||
empty($this->encrypt['ssl_capath']) OR $ssl['capath'] = $this->encrypt['ssl_capath'];
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||||
empty($this->encrypt['ssl_cipher']) OR $ssl['cipher'] = $this->encrypt['ssl_cipher'];
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||||
|
||||
if ( ! empty($ssl))
|
||||
{
|
||||
if (isset($this->encrypt['ssl_verify']))
|
||||
{
|
||||
if ($this->encrypt['ssl_verify'])
|
||||
{
|
||||
defined('MYSQLI_OPT_SSL_VERIFY_SERVER_CERT') && $this->_mysqli->options(MYSQLI_OPT_SSL_VERIFY_SERVER_CERT, TRUE);
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||||
}
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||||
// Apparently (when it exists), setting MYSQLI_OPT_SSL_VERIFY_SERVER_CERT
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||||
// to FALSE didn't do anything, so PHP 5.6.16 introduced yet another
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||||
// constant ...
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||||
//
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||||
// https://secure.php.net/ChangeLog-5.php#5.6.16
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||||
// https://bugs.php.net/bug.php?id=68344
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||||
elseif (defined('MYSQLI_CLIENT_SSL_DONT_VERIFY_SERVER_CERT'))
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||||
{
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||||
$client_flags |= MYSQLI_CLIENT_SSL_DONT_VERIFY_SERVER_CERT;
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||||
}
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||||
}
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||||
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$client_flags |= MYSQLI_CLIENT_SSL;
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||||
$this->_mysqli->ssl_set(
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isset($ssl['key']) ? $ssl['key'] : NULL,
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||||
isset($ssl['cert']) ? $ssl['cert'] : NULL,
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||||
isset($ssl['ca']) ? $ssl['ca'] : NULL,
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||||
isset($ssl['capath']) ? $ssl['capath'] : NULL,
|
||||
isset($ssl['cipher']) ? $ssl['cipher'] : NULL
|
||||
);
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||||
}
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||||
}
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||||
|
||||
if ($this->_mysqli->real_connect($hostname, $this->username, $this->password, $this->database, $port, $socket, $client_flags))
|
||||
{
|
||||
// Prior to version 5.7.3, MySQL silently downgrades to an unencrypted connection if SSL setup fails
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||||
if (
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||||
($client_flags & MYSQLI_CLIENT_SSL)
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||||
&& version_compare($this->_mysqli->client_info, '5.7.3', '<=')
|
||||
&& empty($this->_mysqli->query("SHOW STATUS LIKE 'ssl_cipher'")->fetch_object()->Value)
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||||
)
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||||
{
|
||||
$this->_mysqli->close();
|
||||
$message = 'MySQLi was configured for an SSL connection, but got an unencrypted connection instead!';
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log_message('error', $message);
|
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return ($this->db_debug) ? $this->display_error($message, '', TRUE) : FALSE;
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||||
}
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||||
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return $this->_mysqli;
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||||
}
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||||
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||||
return FALSE;
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||||
}
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||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Reconnect
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||||
*
|
||||
* Keep / reestablish the db connection if no queries have been
|
||||
* sent for a length of time exceeding the server's idle timeout
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||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function reconnect()
|
||||
{
|
||||
if ($this->conn_id !== FALSE && $this->conn_id->ping() === FALSE)
|
||||
{
|
||||
$this->conn_id = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
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||||
|
||||
/**
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||||
* Select the database
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||||
*
|
||||
* @param string $database
|
||||
* @return bool
|
||||
*/
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||||
public function db_select($database = '')
|
||||
{
|
||||
if ($database === '')
|
||||
{
|
||||
$database = $this->database;
|
||||
}
|
||||
|
||||
if ($this->conn_id->select_db($database))
|
||||
{
|
||||
$this->database = $database;
|
||||
$this->data_cache = array();
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Set client character set
|
||||
*
|
||||
* @param string $charset
|
||||
* @return bool
|
||||
*/
|
||||
protected function _db_set_charset($charset)
|
||||
{
|
||||
return $this->conn_id->set_charset($charset);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Database version number
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
public function version()
|
||||
{
|
||||
if (isset($this->data_cache['version']))
|
||||
{
|
||||
return $this->data_cache['version'];
|
||||
}
|
||||
|
||||
return $this->data_cache['version'] = $this->conn_id->server_info;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Execute the query
|
||||
*
|
||||
* @param string $sql an SQL query
|
||||
* @return mixed
|
||||
*/
|
||||
protected function _execute($sql)
|
||||
{
|
||||
return $this->conn_id->query($this->_prep_query($sql));
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Prep the query
|
||||
*
|
||||
* If needed, each database adapter can prep the query string
|
||||
*
|
||||
* @param string $sql an SQL query
|
||||
* @return string
|
||||
*/
|
||||
protected function _prep_query($sql)
|
||||
{
|
||||
// mysqli_affected_rows() returns 0 for "DELETE FROM TABLE" queries. This hack
|
||||
// modifies the query so that it a proper number of affected rows is returned.
|
||||
if ($this->delete_hack === TRUE && preg_match('/^\s*DELETE\s+FROM\s+(\S+)\s*$/i', $sql))
|
||||
{
|
||||
return trim($sql).' WHERE 1=1';
|
||||
}
|
||||
|
||||
return $sql;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Begin Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_begin()
|
||||
{
|
||||
$this->conn_id->autocommit(FALSE);
|
||||
return is_php('5.5')
|
||||
? $this->conn_id->begin_transaction()
|
||||
: $this->simple_query('START TRANSACTION'); // can also be BEGIN or BEGIN WORK
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Commit Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_commit()
|
||||
{
|
||||
if ($this->conn_id->commit())
|
||||
{
|
||||
$this->conn_id->autocommit(TRUE);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Rollback Transaction
|
||||
*
|
||||
* @return bool
|
||||
*/
|
||||
protected function _trans_rollback()
|
||||
{
|
||||
if ($this->conn_id->rollback())
|
||||
{
|
||||
$this->conn_id->autocommit(TRUE);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Platform-dependent string escape
|
||||
*
|
||||
* @param string
|
||||
* @return string
|
||||
*/
|
||||
protected function _escape_str($str)
|
||||
{
|
||||
return $this->conn_id->real_escape_string($str);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Affected Rows
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function affected_rows()
|
||||
{
|
||||
return $this->conn_id->affected_rows;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Insert ID
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function insert_id()
|
||||
{
|
||||
return $this->conn_id->insert_id;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* List table query
|
||||
*
|
||||
* Generates a platform-specific query string so that the table names can be fetched
|
||||
*
|
||||
* @param bool $prefix_limit
|
||||
* @return string
|
||||
*/
|
||||
protected function _list_tables($prefix_limit = FALSE)
|
||||
{
|
||||
$sql = 'SHOW TABLES FROM '.$this->escape_identifiers($this->database);
|
||||
|
||||
if ($prefix_limit !== FALSE && $this->dbprefix !== '')
|
||||
{
|
||||
return $sql." LIKE '".$this->escape_like_str($this->dbprefix)."%'";
|
||||
}
|
||||
|
||||
return $sql;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Show column query
|
||||
*
|
||||
* Generates a platform-specific query string so that the column names can be fetched
|
||||
*
|
||||
* @param string $table
|
||||
* @return string
|
||||
*/
|
||||
protected function _list_columns($table = '')
|
||||
{
|
||||
return 'SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Returns an object with field data
|
||||
*
|
||||
* @param string $table
|
||||
* @return array
|
||||
*/
|
||||
public function field_data($table)
|
||||
{
|
||||
if (($query = $this->query('SHOW COLUMNS FROM '.$this->protect_identifiers($table, TRUE, NULL, FALSE))) === FALSE)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
$query = $query->result_object();
|
||||
|
||||
$retval = array();
|
||||
for ($i = 0, $c = count($query); $i < $c; $i++)
|
||||
{
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $query[$i]->Field;
|
||||
|
||||
sscanf($query[$i]->Type, '%[a-z](%d)',
|
||||
$retval[$i]->type,
|
||||
$retval[$i]->max_length
|
||||
);
|
||||
|
||||
$retval[$i]->default = $query[$i]->Default;
|
||||
$retval[$i]->primary_key = (int) ($query[$i]->Key === 'PRI');
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Error
|
||||
*
|
||||
* Returns an array containing code and message of the last
|
||||
* database error that has occurred.
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function error()
|
||||
{
|
||||
if ( ! empty($this->_mysqli->connect_errno))
|
||||
{
|
||||
return array(
|
||||
'code' => $this->_mysqli->connect_errno,
|
||||
'message' => $this->_mysqli->connect_error
|
||||
);
|
||||
}
|
||||
|
||||
return array('code' => $this->conn_id->errno, 'message' => $this->conn_id->error);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* FROM tables
|
||||
*
|
||||
* Groups tables in FROM clauses if needed, so there is no confusion
|
||||
* about operator precedence.
|
||||
*
|
||||
* @return string
|
||||
*/
|
||||
protected function _from_tables()
|
||||
{
|
||||
if ( ! empty($this->qb_join) && count($this->qb_from) > 1)
|
||||
{
|
||||
return '('.implode(', ', $this->qb_from).')';
|
||||
}
|
||||
|
||||
return implode(', ', $this->qb_from);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Close DB Connection
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
protected function _close()
|
||||
{
|
||||
$this->conn_id->close();
|
||||
}
|
||||
|
||||
}
|
||||
244
php/system/database/drivers/mysqli/mysqli_forge.php
Normal file
244
php/system/database/drivers/mysqli/mysqli_forge.php
Normal file
@ -0,0 +1,244 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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
|
||||
* 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 EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MySQLi Forge Class
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mysqli_forge extends CI_DB_forge {
|
||||
|
||||
/**
|
||||
* CREATE DATABASE statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_create_database = 'CREATE DATABASE %s CHARACTER SET %s COLLATE %s';
|
||||
|
||||
/**
|
||||
* CREATE TABLE keys flag
|
||||
*
|
||||
* Whether table keys are created from within the
|
||||
* CREATE TABLE statement.
|
||||
*
|
||||
* @var bool
|
||||
*/
|
||||
protected $_create_table_keys = TRUE;
|
||||
|
||||
/**
|
||||
* UNSIGNED support
|
||||
*
|
||||
* @var array
|
||||
*/
|
||||
protected $_unsigned = array(
|
||||
'TINYINT',
|
||||
'SMALLINT',
|
||||
'MEDIUMINT',
|
||||
'INT',
|
||||
'INTEGER',
|
||||
'BIGINT',
|
||||
'REAL',
|
||||
'DOUBLE',
|
||||
'DOUBLE PRECISION',
|
||||
'FLOAT',
|
||||
'DECIMAL',
|
||||
'NUMERIC'
|
||||
);
|
||||
|
||||
/**
|
||||
* NULL value representation in CREATE/ALTER TABLE statements
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_null = 'NULL';
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* CREATE TABLE attributes
|
||||
*
|
||||
* @param array $attributes Associative array of table attributes
|
||||
* @return string
|
||||
*/
|
||||
protected function _create_table_attr($attributes)
|
||||
{
|
||||
$sql = '';
|
||||
|
||||
foreach (array_keys($attributes) as $key)
|
||||
{
|
||||
if (is_string($key))
|
||||
{
|
||||
$sql .= ' '.strtoupper($key).' = '.$attributes[$key];
|
||||
}
|
||||
}
|
||||
|
||||
if ( ! empty($this->db->char_set) && ! strpos($sql, 'CHARACTER SET') && ! strpos($sql, 'CHARSET'))
|
||||
{
|
||||
$sql .= ' DEFAULT CHARACTER SET = '.$this->db->char_set;
|
||||
}
|
||||
|
||||
if ( ! empty($this->db->dbcollat) && ! strpos($sql, 'COLLATE'))
|
||||
{
|
||||
$sql .= ' COLLATE = '.$this->db->dbcollat;
|
||||
}
|
||||
|
||||
return $sql;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* ALTER TABLE
|
||||
*
|
||||
* @param string $alter_type ALTER type
|
||||
* @param string $table Table name
|
||||
* @param mixed $field Column definition
|
||||
* @return string|string[]
|
||||
*/
|
||||
protected function _alter_table($alter_type, $table, $field)
|
||||
{
|
||||
if ($alter_type === 'DROP')
|
||||
{
|
||||
return parent::_alter_table($alter_type, $table, $field);
|
||||
}
|
||||
|
||||
$sql = 'ALTER TABLE '.$this->db->escape_identifiers($table);
|
||||
for ($i = 0, $c = count($field); $i < $c; $i++)
|
||||
{
|
||||
if ($field[$i]['_literal'] !== FALSE)
|
||||
{
|
||||
$field[$i] = ($alter_type === 'ADD')
|
||||
? "\n\tADD ".$field[$i]['_literal']
|
||||
: "\n\tMODIFY ".$field[$i]['_literal'];
|
||||
}
|
||||
else
|
||||
{
|
||||
if ($alter_type === 'ADD')
|
||||
{
|
||||
$field[$i]['_literal'] = "\n\tADD ";
|
||||
}
|
||||
else
|
||||
{
|
||||
$field[$i]['_literal'] = empty($field[$i]['new_name']) ? "\n\tMODIFY " : "\n\tCHANGE ";
|
||||
}
|
||||
|
||||
$field[$i] = $field[$i]['_literal'].$this->_process_column($field[$i]);
|
||||
}
|
||||
}
|
||||
|
||||
return array($sql.implode(',', $field));
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Process column
|
||||
*
|
||||
* @param array $field
|
||||
* @return string
|
||||
*/
|
||||
protected function _process_column($field)
|
||||
{
|
||||
$extra_clause = isset($field['after'])
|
||||
? ' AFTER '.$this->db->escape_identifiers($field['after']) : '';
|
||||
|
||||
if (empty($extra_clause) && isset($field['first']) && $field['first'] === TRUE)
|
||||
{
|
||||
$extra_clause = ' FIRST';
|
||||
}
|
||||
|
||||
return $this->db->escape_identifiers($field['name'])
|
||||
.(empty($field['new_name']) ? '' : ' '.$this->db->escape_identifiers($field['new_name']))
|
||||
.' '.$field['type'].$field['length']
|
||||
.$field['unsigned']
|
||||
.$field['null']
|
||||
.$field['default']
|
||||
.$field['auto_increment']
|
||||
.$field['unique']
|
||||
.(empty($field['comment']) ? '' : ' COMMENT '.$field['comment'])
|
||||
.$extra_clause;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Process indexes
|
||||
*
|
||||
* @param string $table (ignored)
|
||||
* @return string
|
||||
*/
|
||||
protected function _process_indexes($table)
|
||||
{
|
||||
$sql = '';
|
||||
|
||||
for ($i = 0, $c = count($this->keys); $i < $c; $i++)
|
||||
{
|
||||
if (is_array($this->keys[$i]))
|
||||
{
|
||||
for ($i2 = 0, $c2 = count($this->keys[$i]); $i2 < $c2; $i2++)
|
||||
{
|
||||
if ( ! isset($this->fields[$this->keys[$i][$i2]]))
|
||||
{
|
||||
unset($this->keys[$i][$i2]);
|
||||
continue;
|
||||
}
|
||||
}
|
||||
}
|
||||
elseif ( ! isset($this->fields[$this->keys[$i]]))
|
||||
{
|
||||
unset($this->keys[$i]);
|
||||
continue;
|
||||
}
|
||||
|
||||
is_array($this->keys[$i]) OR $this->keys[$i] = array($this->keys[$i]);
|
||||
|
||||
$sql .= ",\n\tKEY ".$this->db->escape_identifiers(implode('_', $this->keys[$i]))
|
||||
.' ('.implode(', ', $this->db->escape_identifiers($this->keys[$i])).')';
|
||||
}
|
||||
|
||||
$this->keys = array();
|
||||
|
||||
return $sql;
|
||||
}
|
||||
|
||||
}
|
||||
232
php/system/database/drivers/mysqli/mysqli_result.php
Normal file
232
php/system/database/drivers/mysqli/mysqli_result.php
Normal file
@ -0,0 +1,232 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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
|
||||
* 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 EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MySQLi Result Class
|
||||
*
|
||||
* This class extends the parent result class: CI_DB_result
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mysqli_result extends CI_DB_result {
|
||||
|
||||
/**
|
||||
* Number of rows in the result set
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function num_rows()
|
||||
{
|
||||
return is_int($this->num_rows)
|
||||
? $this->num_rows
|
||||
: $this->num_rows = $this->result_id->num_rows;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Number of fields in the result set
|
||||
*
|
||||
* @return int
|
||||
*/
|
||||
public function num_fields()
|
||||
{
|
||||
return $this->result_id->field_count;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Fetch Field Names
|
||||
*
|
||||
* Generates an array of column names
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function list_fields()
|
||||
{
|
||||
$field_names = array();
|
||||
$this->result_id->field_seek(0);
|
||||
while ($field = $this->result_id->fetch_field())
|
||||
{
|
||||
$field_names[] = $field->name;
|
||||
}
|
||||
|
||||
return $field_names;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Field data
|
||||
*
|
||||
* Generates an array of objects containing field meta-data
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
public function field_data()
|
||||
{
|
||||
$retval = array();
|
||||
$field_data = $this->result_id->fetch_fields();
|
||||
for ($i = 0, $c = count($field_data); $i < $c; $i++)
|
||||
{
|
||||
$retval[$i] = new stdClass();
|
||||
$retval[$i]->name = $field_data[$i]->name;
|
||||
$retval[$i]->type = static::_get_field_type($field_data[$i]->type);
|
||||
$retval[$i]->max_length = $field_data[$i]->max_length;
|
||||
$retval[$i]->primary_key = (int) ($field_data[$i]->flags & MYSQLI_PRI_KEY_FLAG);
|
||||
$retval[$i]->default = $field_data[$i]->def;
|
||||
}
|
||||
|
||||
return $retval;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Get field type
|
||||
*
|
||||
* Extracts field type info from the bitflags returned by
|
||||
* mysqli_result::fetch_fields()
|
||||
*
|
||||
* @used-by CI_DB_mysqli_result::field_data()
|
||||
* @param int $type
|
||||
* @return string
|
||||
*/
|
||||
private static function _get_field_type($type)
|
||||
{
|
||||
static $map;
|
||||
isset($map) OR $map = array(
|
||||
MYSQLI_TYPE_DECIMAL => 'decimal',
|
||||
MYSQLI_TYPE_BIT => 'bit',
|
||||
MYSQLI_TYPE_TINY => 'tinyint',
|
||||
MYSQLI_TYPE_SHORT => 'smallint',
|
||||
MYSQLI_TYPE_INT24 => 'mediumint',
|
||||
MYSQLI_TYPE_LONG => 'int',
|
||||
MYSQLI_TYPE_LONGLONG => 'bigint',
|
||||
MYSQLI_TYPE_FLOAT => 'float',
|
||||
MYSQLI_TYPE_DOUBLE => 'double',
|
||||
MYSQLI_TYPE_TIMESTAMP => 'timestamp',
|
||||
MYSQLI_TYPE_DATE => 'date',
|
||||
MYSQLI_TYPE_TIME => 'time',
|
||||
MYSQLI_TYPE_DATETIME => 'datetime',
|
||||
MYSQLI_TYPE_YEAR => 'year',
|
||||
MYSQLI_TYPE_NEWDATE => 'date',
|
||||
MYSQLI_TYPE_INTERVAL => 'interval',
|
||||
MYSQLI_TYPE_ENUM => 'enum',
|
||||
MYSQLI_TYPE_SET => 'set',
|
||||
MYSQLI_TYPE_TINY_BLOB => 'tinyblob',
|
||||
MYSQLI_TYPE_MEDIUM_BLOB => 'mediumblob',
|
||||
MYSQLI_TYPE_BLOB => 'blob',
|
||||
MYSQLI_TYPE_LONG_BLOB => 'longblob',
|
||||
MYSQLI_TYPE_STRING => 'char',
|
||||
MYSQLI_TYPE_VAR_STRING => 'varchar',
|
||||
MYSQLI_TYPE_GEOMETRY => 'geometry'
|
||||
);
|
||||
|
||||
return isset($map[$type]) ? $map[$type] : $type;
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Free the result
|
||||
*
|
||||
* @return void
|
||||
*/
|
||||
public function free_result()
|
||||
{
|
||||
if (is_object($this->result_id))
|
||||
{
|
||||
$this->result_id->free();
|
||||
$this->result_id = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Data Seek
|
||||
*
|
||||
* Moves the internal pointer to the desired offset. We call
|
||||
* this internally before fetching results to make sure the
|
||||
* result set starts at zero.
|
||||
*
|
||||
* @param int $n
|
||||
* @return bool
|
||||
*/
|
||||
public function data_seek($n = 0)
|
||||
{
|
||||
return $this->result_id->data_seek($n);
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - associative array
|
||||
*
|
||||
* Returns the result set as an array
|
||||
*
|
||||
* @return array
|
||||
*/
|
||||
protected function _fetch_assoc()
|
||||
{
|
||||
return $this->result_id->fetch_assoc();
|
||||
}
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Result - object
|
||||
*
|
||||
* Returns the result set as an object
|
||||
*
|
||||
* @param string $class_name
|
||||
* @return object
|
||||
*/
|
||||
protected function _fetch_object($class_name = 'stdClass')
|
||||
{
|
||||
return $this->result_id->fetch_object($class_name);
|
||||
}
|
||||
|
||||
}
|
||||
211
php/system/database/drivers/mysqli/mysqli_utility.php
Normal file
211
php/system/database/drivers/mysqli/mysqli_utility.php
Normal file
@ -0,0 +1,211 @@
|
||||
<?php
|
||||
/**
|
||||
* CodeIgniter
|
||||
*
|
||||
* An open source application development framework for PHP
|
||||
*
|
||||
* This content is released under the MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 - 2018, 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
|
||||
* 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 EllisLab Dev Team
|
||||
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
||||
* @copyright Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
|
||||
* @license http://opensource.org/licenses/MIT MIT License
|
||||
* @link https://codeigniter.com
|
||||
* @since Version 1.3.0
|
||||
* @filesource
|
||||
*/
|
||||
defined('BASEPATH') OR exit('No direct script access allowed');
|
||||
|
||||
/**
|
||||
* MySQLi Utility Class
|
||||
*
|
||||
* @package CodeIgniter
|
||||
* @subpackage Drivers
|
||||
* @category Database
|
||||
* @author EllisLab Dev Team
|
||||
* @link https://codeigniter.com/user_guide/database/
|
||||
*/
|
||||
class CI_DB_mysqli_utility extends CI_DB_utility {
|
||||
|
||||
/**
|
||||
* List databases statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_list_databases = 'SHOW DATABASES';
|
||||
|
||||
/**
|
||||
* OPTIMIZE TABLE statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_optimize_table = 'OPTIMIZE TABLE %s';
|
||||
|
||||
/**
|
||||
* REPAIR TABLE statement
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
protected $_repair_table = 'REPAIR TABLE %s';
|
||||
|
||||
// --------------------------------------------------------------------
|
||||
|
||||
/**
|
||||
* Export
|
||||
*
|
||||
* @param array $params Preferences
|
||||
* @return mixed
|
||||
*/
|
||||
protected function _backup($params = array())
|
||||
{
|
||||
if (count($params) === 0)
|
||||
{
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
// Extract the prefs for simplicity
|
||||
extract($params);
|
||||
|
||||
// Build the output
|
||||
$output = '';
|
||||
|
||||
// Do we need to include a statement to disable foreign key checks?
|
||||
if ($foreign_key_checks === FALSE)
|
||||
{
|
||||
$output .= 'SET foreign_key_checks = 0;'.$newline;
|
||||
}
|
||||
|
||||
foreach ( (array) $tables as $table)
|
||||
{
|
||||
// Is the table in the "ignore" list?
|
||||
if (in_array($table, (array) $ignore, TRUE))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// Get the table schema
|
||||
$query = $this->db->query('SHOW CREATE TABLE '.$this->db->escape_identifiers($this->db->database.'.'.$table));
|
||||
|
||||
// No result means the table name was invalid
|
||||
if ($query === FALSE)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// Write out the table schema
|
||||
$output .= '#'.$newline.'# TABLE STRUCTURE FOR: '.$table.$newline.'#'.$newline.$newline;
|
||||
|
||||
if ($add_drop === TRUE)
|
||||
{
|
||||
$output .= 'DROP TABLE IF EXISTS '.$this->db->protect_identifiers($table).';'.$newline.$newline;
|
||||
}
|
||||
|
||||
$i = 0;
|
||||
$result = $query->result_array();
|
||||
foreach ($result[0] as $val)
|
||||
{
|
||||
if ($i++ % 2)
|
||||
{
|
||||
$output .= $val.';'.$newline.$newline;
|
||||
}
|
||||
}
|
||||
|
||||
// If inserts are not needed we're done...
|
||||
if ($add_insert === FALSE)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// Grab all the data from the current table
|
||||
$query = $this->db->query('SELECT * FROM '.$this->db->protect_identifiers($table));
|
||||
|
||||
if ($query->num_rows() === 0)
|
||||
{
|
||||
continue;
|
||||
}
|
||||
|
||||
// Fetch the field names and determine if the field is an
|
||||
// integer type. We use this info to decide whether to
|
||||
// surround the data with quotes or not
|
||||
|
||||
$i = 0;
|
||||
$field_str = '';
|
||||
$is_int = array();
|
||||
while ($field = $query->result_id->fetch_field())
|
||||
{
|
||||
// Most versions of MySQL store timestamp as a string
|
||||
$is_int[$i] = in_array($field->type, array(MYSQLI_TYPE_TINY, MYSQLI_TYPE_SHORT, MYSQLI_TYPE_INT24, MYSQLI_TYPE_LONG), TRUE);
|
||||
|
||||
// Create a string of field names
|
||||
$field_str .= $this->db->escape_identifiers($field->name).', ';
|
||||
$i++;
|
||||
}
|
||||
|
||||
// Trim off the end comma
|
||||
$field_str = preg_replace('/, $/' , '', $field_str);
|
||||
|
||||
// Build the insert string
|
||||
foreach ($query->result_array() as $row)
|
||||
{
|
||||
$val_str = '';
|
||||
|
||||
$i = 0;
|
||||
foreach ($row as $v)
|
||||
{
|
||||
// Is the value NULL?
|
||||
if ($v === NULL)
|
||||
{
|
||||
$val_str .= 'NULL';
|
||||
}
|
||||
else
|
||||
{
|
||||
// Escape the data if it's not an integer
|
||||
$val_str .= ($is_int[$i] === FALSE) ? $this->db->escape($v) : $v;
|
||||
}
|
||||
|
||||
// Append a comma
|
||||
$val_str .= ', ';
|
||||
$i++;
|
||||
}
|
||||
|
||||
// Remove the comma at the end of the string
|
||||
$val_str = preg_replace('/, $/' , '', $val_str);
|
||||
|
||||
// Build the INSERT string
|
||||
$output .= 'INSERT INTO '.$this->db->protect_identifiers($table).' ('.$field_str.') VALUES ('.$val_str.');'.$newline;
|
||||
}
|
||||
|
||||
$output .= $newline.$newline;
|
||||
}
|
||||
|
||||
// Do we need to include a statement to re-enable foreign key checks?
|
||||
if ($foreign_key_checks === FALSE)
|
||||
{
|
||||
$output .= 'SET foreign_key_checks = 1;'.$newline;
|
||||
}
|
||||
|
||||
return $output;
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user