123 lines
2.6 KiB
PHP
123 lines
2.6 KiB
PHP
<?php
|
|
/**
|
|
* Query
|
|
*
|
|
* Free Query Builder / Database Abstraction Layer
|
|
*
|
|
* @package Query
|
|
* @author Timothy J. Warren
|
|
* @copyright Copyright (c) 2012 - 2014
|
|
* @link https://github.com/aviat4ion/Query
|
|
* @license http://philsturgeon.co.uk/code/dbad-license
|
|
*/
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
namespace Query\Driver;
|
|
|
|
/**
|
|
* MySQL-specific backup, import and creation methods
|
|
*
|
|
* @package Query
|
|
* @subpackage Drivers
|
|
* @method array get_dbs()
|
|
* @method mixed driver_query(string $sql, bool $filtered_index=TRUE)
|
|
* @method array get_system_tables()
|
|
* @method array get_tables()
|
|
* @method mixed query(string $sql)
|
|
* @method string quote(string $str)
|
|
*/
|
|
class MySQL_Util extends Abstract_Util {
|
|
|
|
/**
|
|
* Create an SQL backup file for the current database's structure
|
|
*
|
|
* @return string
|
|
*/
|
|
public function backup_structure()
|
|
{
|
|
$string = array();
|
|
|
|
// Get databases
|
|
$dbs = $this->get_dbs();
|
|
|
|
foreach($dbs as &$d)
|
|
{
|
|
// Skip built-in dbs
|
|
if ($d == 'mysql') continue;
|
|
|
|
// Get the list of tables
|
|
$tables = $this->driver_query("SHOW TABLES FROM `{$d}`", TRUE);
|
|
|
|
foreach($tables as &$table)
|
|
{
|
|
$array = $this->driver_query("SHOW CREATE TABLE `{$d}`.`{$table}`", FALSE);
|
|
$string[] = $array[0]['Create Table'];
|
|
}
|
|
}
|
|
|
|
return implode("\n\n", $string);
|
|
}
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Create an SQL backup file for the current database's data
|
|
*
|
|
* @param array $exclude
|
|
* @return string
|
|
*/
|
|
public function backup_data($exclude=array())
|
|
{
|
|
$tables = $this->get_tables();
|
|
|
|
// Filter out the tables you don't want
|
|
if( ! empty($exclude))
|
|
{
|
|
$tables = array_diff($tables, $exclude);
|
|
}
|
|
|
|
$output_sql = '';
|
|
|
|
// Select the rows from each Table
|
|
foreach($tables as $t)
|
|
{
|
|
$sql = "SELECT * FROM `{$t}`";
|
|
$res = $this->query($sql);
|
|
$rows = $res->fetchAll(\PDO::FETCH_ASSOC);
|
|
|
|
// Skip empty tables
|
|
if (count($rows) < 1) continue;
|
|
|
|
// Nab the column names by getting the keys of the first row
|
|
$columns = @array_keys($rows[0]);
|
|
|
|
$insert_rows = array();
|
|
|
|
// Create the insert statements
|
|
foreach($rows as $row)
|
|
{
|
|
$row = array_values($row);
|
|
|
|
// Workaround for Quercus
|
|
foreach($row as &$r)
|
|
{
|
|
$r = $this->quote($r);
|
|
}
|
|
$row = array_map('trim', $row);
|
|
|
|
$row_string = 'INSERT INTO `'.trim($t).'` (`'.implode('`,`', $columns).'`) VALUES ('.implode(',', $row).');';
|
|
|
|
$row = NULL;
|
|
|
|
$insert_rows[] = $row_string;
|
|
}
|
|
|
|
$output_sql .= "\n\n".implode("\n", $insert_rows)."\n";
|
|
}
|
|
|
|
return $output_sql;
|
|
}
|
|
}
|
|
// End of mysql_util.php
|