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<?php
/**
* Copyright 2007 Maintainable Software, LLC
* Copyright 2006-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file LICENSE for license information (BSD). If you
* did not receive this file, see http://www.horde.org/licenses/bsd.
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @category Horde
* @license http://www.horde.org/licenses/bsd
* @package Db
* @subpackage Migration
*/
/**
*
*
* @author Mike Naberezny <mike@maintainable.com>
* @author Derek DeVries <derek@maintainable.com>
* @author Chuck Hagenbuch <chuck@horde.org>
* @category Horde
* @copyright 2007 Maintainable Software, LLC
* @copyright 2006-2017 Horde LLC
* @license http://www.horde.org/licenses/bsd
* @package Db
* @subpackage Migration
*/
class Horde_Db_Migration_Base
{
/**
* The migration version
* @var integer
*/
public $version = null;
/**
* The logger
* @var Horde_Log_Logger
*/
protected $_logger;
/**
* Database connection adapter
* @var Horde_Db_Adapter_Base
*/
protected $_connection;
/*##########################################################################
# Constructor
##########################################################################*/
/**
*/
public function __construct(Horde_Db_Adapter $connection, $version = null)
{
$this->_connection = $connection;
$this->version = $version;
}
/*##########################################################################
# Public
##########################################################################*/
/**
* Proxy methods over to the connection
* @param string $method
* @param array $args
*/
public function __call($method, $args)
{
$a = array();
foreach ($args as $arg) {
if (is_array($arg)) {
$vals = array();
foreach ($arg as $key => $value) {
$vals[] = var_export($key, true) . ' => ' . var_export($value, true);
}
$a[] = 'array(' . implode(', ', $vals) . ')';
} else {
$a[] = var_export($arg, true);
}
}
$this->say("$method(" . implode(", ", $a) . ")");
// benchmark method call
$t = new Horde_Support_Timer();
$t->push();
$result = call_user_func_array(array($this->_connection, $method), $args);
$time = $t->pop();
// print stats
$this->say(sprintf("%.4fs", $time), 'subitem');
if (is_int($result)) {
$this->say("$result rows", 'subitem');
}
return $result;
}
public function upWithBechmarks()
{
$this->migrate('up');
}
public function downWithBenchmarks()
{
$this->migrate('down');
}
/**
* Execute this migration in the named direction
*/
public function migrate($direction)
{
if (!method_exists($this, $direction)) { return; }
if ($direction == 'up') { $this->announce("migrating"); }
if ($direction == 'down') { $this->announce("reverting"); }
$result = null;
$t = new Horde_Support_Timer();
$t->push();
$result = $this->$direction();
$time = $t->pop();
if ($direction == 'up') {
$this->announce("migrated (" . sprintf("%.4fs", $time) . ")");
$this->log();
}
if ($direction == 'down') {
$this->announce("reverted (" . sprintf("%.4fs", $time) . ")");
$this->log();
}
return $result;
}
/**
* @param string $text
*/
public function log($text = '')
{
if ($this->_logger) {
$this->_logger->info($text);
}
}
/**
* @param Horde_Log_Logger $logger
*/
public function setLogger($logger)
{
$this->_logger = $logger;
}
/**
* Announce migration
* @param string $message
*/
public function announce($message)
{
$text = "$this->version " . get_class($this) . ": $message";
$length = 75 - strlen($text) > 0 ? 75 - strlen($text) : 0;
$this->log(sprintf("== %s %s", $text, str_repeat('=', $length)));
}
/**
* @param string $message
* @param boolean $subitem
*/
public function say($message, $subitem = false)
{
$this->log(($subitem ? " ->" : "--") . " $message");
}
}
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