Viewing file:  MySQLDump.php (1.86 KB) -rw-rw-rw-
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<?php
/**
* @package SPLIB
* @version $Id: MySQLDump.php,v 1.1 2003/12/12 08:06:07 kevin Exp $
*/
/**
* MySQLDump Class<br />
* Backs up a database, creating a file for each day of the week,
* using the mysqldump utility.<br />
* Can compress backup file with gzip of bzip2<br />
* Intended for command line execution in conjunction with cron<br />
* Requires the user executing the script has permissions to execute
* <code>
* $mysqlDump = new MySQLDump('harryf','secret','sitepoint','/backups');
* $mysqlDump->backup();
* </code>
* mysqldump.
* @access public
* @package SPLIB
*/
class MySQLDump {
/**
* The backup command to execute
* @private
* @var string
*/
var $cmd;
/**
* MySQLDump constructor
* @param string dbUser (MySQL User Name)
* @param string dbPass (MySQL User Password)
* @param string dbName (Database to select)
* @param string dest (Full destination directory path for backup file)
* @param string zip (Zip type; gz - gzip [default], bz2 - bzip)
* @access public
*/
function MySQLDump ($dbUser,$dbPass,$dbName,$dest,$zip='gz') {
$zip_util=array('gz'=>'gzip','bz2'=>'bzip2');
if (array_key_exists($zip,$zip_util)) {
$fname = $dbName.'.'.date("w").'.sql.'.$zip;
$this->cmd='mysqldump -u'.$dbUser.' -p'.$dbPass.' '.$dbName.
'| '.$zip_util[$zip].' >'.$dest.'/'.$fname;
} else {
$fname = $dbName.'.'.date("w").'.sql';
$this->cmd='mysqldump -u'.$dbUser.' -p'.$dbPass.' '.$dbName.
' >'.$dest.'/'.$fname;
}
}
/**
* Runs the constructed command
* @access public
* @return void
*/
function backup () {
system ($this->cmd, $error);
if($error)
trigger_error ('Backup failed: '.$error);
}
}
?>
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