root/branches/1.2/lib/task/project/upgrade1.2/sfConfigurationUpgrade.class.php

<?php

/*
 * This file is part of the symfony package.
 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * Upgrades the project configuration class for backward compatibility.
 *
 * @package    symfony
 * @subpackage task
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 * @version    SVN: $Id$
 */
class sfConfigurationUpgrade extends sfUpgrade
{
  public function upgrade()
  {
    $file = sfConfig::get('sf_config_dir').'/ProjectConfiguration.class.php';
    $content = file_get_contents($file);

    if (!preg_match('/(enablePlugins|disablePlugins|enableAllPluginsExcept)/', $content))
    {
      $content = preg_replace("#(setup\(\)\s+{\s+)#s", "$1  \$this->enableAllPluginsExcept(array('sfDoctrinePlugin', 'sfCompat10Plugin'));\n  ", $content, -1, $count);
      if ($count)
      {
        $this->logSection('config', sprintf('Migrating %s', $file));
        file_put_contents($file, $content);
      }
    }

    // update embedded symfony CLI
    $file = sfConfig::get('sf_root_dir').'/symfony';
    $content = file_get_contents($file);

    if (preg_match('/ProjectConfiguration/', $content))
    {
      $content = str_replace("\$configuration = new ProjectConfiguration();\n", '', $content);
      $content = str_replace("\$configuration->getSymfonyLibDir()", 'sfCoreAutoload::getInstance()->getBaseDir()', $content);
      $this->logSection('config', sprintf('Migrating %s', $file));
      file_put_contents($file, $content);
    }
  }
}