2012-04-18 15:53:06 -04:00
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<?php
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/**
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* Query
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*
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* Free Query Builder / Database Abstraction Layer
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*
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2012-04-20 13:17:39 -04:00
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* @package Query
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* @author Timothy J. Warren
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2014-01-02 12:36:50 -05:00
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* @copyright Copyright (c) 2012 - 2014
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2012-04-18 15:53:06 -04:00
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* @link https://github.com/aviat4ion/Query
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2012-04-20 13:17:39 -04:00
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* @license http://philsturgeon.co.uk/code/dbad-license
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2012-04-18 15:53:06 -04:00
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*/
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// --------------------------------------------------------------------------
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2014-04-24 15:32:09 -04:00
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namespace Query\Driver\Util;
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2014-04-02 17:08:50 -04:00
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2012-04-18 15:53:06 -04:00
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/**
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* MySQL-specific backup, import and creation methods
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2012-04-20 13:17:39 -04:00
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*
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* @package Query
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* @subpackage Drivers
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2012-04-18 15:53:06 -04:00
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*/
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2014-04-03 14:44:03 -04:00
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class MySQL_Util extends Abstract_Util {
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2012-04-18 15:53:06 -04:00
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/**
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* Create an SQL backup file for the current database's structure
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*
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* @return string
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*/
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public function backup_structure()
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{
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2012-05-15 13:35:59 -04:00
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$string = array();
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2014-03-20 11:20:30 -04:00
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2012-05-09 13:54:38 -04:00
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// Get databases
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2014-04-24 13:42:01 -04:00
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$dbs = $this->get_driver()->get_dbs();
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2014-03-20 11:20:30 -04:00
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2012-05-15 13:08:35 -04:00
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foreach($dbs as &$d)
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2012-05-09 13:54:38 -04:00
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{
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// Skip built-in dbs
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2014-04-02 10:31:59 -04:00
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if ($d == 'mysql') continue;
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2014-03-20 11:20:30 -04:00
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2012-05-09 13:54:38 -04:00
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// Get the list of tables
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2014-04-24 13:42:01 -04:00
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$tables = $this->get_driver()->driver_query("SHOW TABLES FROM `{$d}`", TRUE);
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2014-03-20 11:20:30 -04:00
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2014-04-08 17:13:41 -04:00
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foreach($tables as $table)
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2012-05-15 13:08:35 -04:00
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{
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2014-04-24 13:42:01 -04:00
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$array = $this->get_driver()->driver_query("SHOW CREATE TABLE `{$d}`.`{$table}`", FALSE);
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2014-04-08 17:13:41 -04:00
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$row = current($array);
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if ( ! isset($row['Create Table'])) continue;
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$string[] = $row['Create Table'];
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2012-05-15 13:08:35 -04:00
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}
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2012-05-09 13:54:38 -04:00
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}
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2014-03-20 11:20:30 -04:00
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2012-05-15 13:35:59 -04:00
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return implode("\n\n", $string);
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2012-04-18 15:53:06 -04:00
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}
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// --------------------------------------------------------------------------
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/**
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* Create an SQL backup file for the current database's data
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*
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2012-04-18 16:28:12 -04:00
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* @param array $exclude
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2012-04-18 15:53:06 -04:00
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* @return string
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*/
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2012-04-18 16:28:12 -04:00
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public function backup_data($exclude=array())
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2012-04-18 15:53:06 -04:00
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{
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2014-04-24 13:42:01 -04:00
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$tables = $this->get_driver()->get_tables();
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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// Filter out the tables you don't want
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if( ! empty($exclude))
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{
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$tables = array_diff($tables, $exclude);
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}
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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$output_sql = '';
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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// Select the rows from each Table
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2012-07-05 14:19:49 -04:00
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foreach($tables as $t)
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2012-04-19 08:59:10 -04:00
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{
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$sql = "SELECT * FROM `{$t}`";
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2014-04-24 13:42:01 -04:00
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$res = $this->get_driver()->query($sql);
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2014-04-02 17:08:50 -04:00
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$rows = $res->fetchAll(\PDO::FETCH_ASSOC);
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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// Skip empty tables
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if (count($rows) < 1) continue;
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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// Nab the column names by getting the keys of the first row
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$columns = @array_keys($rows[0]);
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$insert_rows = array();
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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// Create the insert statements
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2012-07-05 14:19:49 -04:00
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foreach($rows as $row)
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2012-04-19 08:59:10 -04:00
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{
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$row = array_values($row);
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2014-03-20 11:20:30 -04:00
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2012-07-05 14:19:49 -04:00
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// Workaround for Quercus
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foreach($row as &$r)
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{
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2014-04-24 13:42:01 -04:00
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$r = $this->get_driver()->quote($r);
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2012-07-05 14:19:49 -04:00
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}
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2012-04-19 08:59:10 -04:00
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$row = array_map('trim', $row);
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$row_string = 'INSERT INTO `'.trim($t).'` (`'.implode('`,`', $columns).'`) VALUES ('.implode(',', $row).');';
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$row = NULL;
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$insert_rows[] = $row_string;
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}
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$output_sql .= "\n\n".implode("\n", $insert_rows)."\n";
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}
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2014-03-20 11:20:30 -04:00
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2012-04-19 08:59:10 -04:00
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return $output_sql;
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2012-04-18 15:53:06 -04:00
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}
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}
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2014-01-02 12:36:50 -05:00
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// End of mysql_util.php
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