WebSVN – lars-tiefland.php_share – /symfony/config/sfApplicationConfiguration.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.
 */

/**
 * sfConfiguration represents a configuration for a symfony application.
 *
 * @package    symfony
 * @subpackage config
 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>
 * @version    SVN: $Id: sfApplicationConfiguration.class.php 29526 2010-05-19 13:06:40Z fabien $
 */
abstract class sfApplicationConfiguration extends ProjectConfiguration
{
  static protected
    $coreLoaded    = false,
    $loadedHelpers = array();

  protected
    $configCache = null,
    $application = null,
    $environment = null,
    $debug       = false,
    $config      = array(),
    $cache       = null;

  /**
   * Constructor.
   *
   * @param string            $environment    The environment name
   * @param Boolean           $debug          true to enable debug mode
   * @param string            $rootDir        The project root directory
   * @param sfEventDispatcher $dispatcher     An event dispatcher
   */
  public function __construct($environment, $debug, $rootDir = null, sfEventDispatcher $dispatcher = null)
  {
    $this->environment = $environment;
    $this->debug       = (boolean) $debug;
    $this->application = str_replace('Configuration', '', get_class($this));

    parent::__construct($rootDir, $dispatcher);

    $this->configure();

    $this->initConfiguration();

    if (sfConfig::get('sf_check_lock'))
    {
      $this->checkLock();
    }

    if (file_exists($file = sfConfig::get('sf_app_cache_dir').'/config/configuration.php'))
    {
      $this->cache = require $file;
    }

    $this->initialize();

    // store current sfConfig values
    $this->config = sfConfig::getAll();
  }

  /**
   * Configures the current configuration.
   *
   * Override this method if you want to customize your application configuration.
   */
  public function configure()
  {
  }

  /**
   * Initialized the current configuration.
   *
   * Override this method if you want to customize your application initialization.
   */
  public function initialize()
  {
  }

  public function activate()
  {
    sfConfig::clear();
    sfConfig::add($this->config);
  }

  /**
   * Various initializations.
   */
  public function initConfiguration()
  {
    $configCache = $this->getConfigCache();

    // in debug mode, start global timer
    if ($this->isDebug() && !sfWebDebugPanelTimer::isStarted())
    {
      sfWebDebugPanelTimer::startTime();
    }

    // required core classes for the framework
    if (!$this->isDebug() && !sfConfig::get('sf_test') && !self::$coreLoaded)
    {
      $configCache->import('config/core_compile.yml', false);
    }

    // autoloader(s)
    $this->dispatcher->connect('autoload.filter_config', array($this, 'filterAutoloadConfig'));
    sfAutoload::getInstance()->register();
    if ($this->isDebug())
    {
      sfAutoloadAgain::getInstance()->register();
    }

    // load base settings
    include($configCache->checkConfig('config/settings.yml'));
    if ($file = $configCache->checkConfig('config/app.yml', true))
    {
      include($file);
    }

    if (false !== sfConfig::get('sf_csrf_secret'))
    {
      sfForm::enableCSRFProtection(sfConfig::get('sf_csrf_secret'));
    }

    sfWidget::setCharset(sfConfig::get('sf_charset'));
    sfValidatorBase::setCharset(sfConfig::get('sf_charset'));

    // force setting default timezone if not set
    if ($default_timezone = sfConfig::get('sf_default_timezone'))
    {
      date_default_timezone_set($default_timezone);
    }
    else if (sfConfig::get('sf_force_default_timezone', true))
    {
      date_default_timezone_set(@date_default_timezone_get());
    }

    // error settings
    ini_set('display_errors', $this->isDebug() ? 'on' : 'off');
    error_reporting(sfConfig::get('sf_error_reporting'));

    // initialize plugin configuration objects
    $this->initializePlugins();

    // compress output
    if (!self::$coreLoaded)
    {
      ob_start(sfConfig::get('sf_compressed') ? 'ob_gzhandler' : '');
    }

    self::$coreLoaded = true;
  }

  /**
   * Initializes plugin configuration objects.
   */
  protected function initializePlugins()
  {
    foreach ($this->pluginConfigurations as $name => $configuration)
    {
      if (
        false === $configuration->initialize()
        &&
        is_readable($config = $configuration->getRootDir().'/config/config.php')
      )
      {
        require $config;
      }
    }
  }

  /**
   * Adds enabled plugins to autoload config.
   * 
   * @param   sfEvent $event
   * @param   array   $config
   * 
   * @return  array
   */
  public function filterAutoloadConfig(sfEvent $event, array $config)
  {
    foreach ($this->pluginConfigurations as $name => $configuration)
    {
      $config = $configuration->filterAutoloadConfig($event, $config);
    }

    return $config;
  }

  /**
   * Returns a configuration cache object for the current configuration.
   *
   * @return sfConfigCache A sfConfigCache instance
   */
  public function getConfigCache()
  {
    if (null === $this->configCache)
    {
      $this->configCache = new sfConfigCache($this);
    }

    return $this->configCache;
  }

  /**
   * Check lock files to see if we're not in a cache cleaning process.
   *
   * @return void
   */
  public function checkLock()
  {
    if (
      $this->hasLockFile(sfConfig::get('sf_data_dir').DIRECTORY_SEPARATOR.$this->getApplication().'_'.$this->getEnvironment().'-cli.lck', 5)
      ||
      $this->hasLockFile(sfConfig::get('sf_data_dir').DIRECTORY_SEPARATOR.$this->getApplication().'_'.$this->getEnvironment().'.lck')
    )
    {
      // application is not available - we'll find the most specific unavailable page...
      $files = array(
        sfConfig::get('sf_app_config_dir').'/unavailable.php',
        sfConfig::get('sf_config_dir').'/unavailable.php',
        sfConfig::get('sf_web_dir').'/errors/unavailable.php',
        $this->getSymfonyLibDir().'/exception/data/unavailable.php',
      );

      foreach ($files as $file)
      {
        if (is_readable($file))
        {
          header("HTTP/1.1 503 Service Temporarily Unavailable");
          header("Status: 503 Service Temporarily Unavailable");

          include $file;
          break;
        }
      }

      die(1);
    }
  }

  /**
   * Determines if a lock file is present.
   *
   * @param  string  $lockFile             Name of the lock file.
   * @param  integer $maxLockFileLifeTime  A max amount of life time for the lock file.
   *
   * @return bool true, if the lock file is present, otherwise false.
   */
  protected function hasLockFile($lockFile, $maxLockFileLifeTime = 0)
  {
    $isLocked = false;
    if (is_readable($lockFile) && ($last_access = fileatime($lockFile)))
    {
      $now = time();
      $timeDiff = $now - $last_access;

      if (!$maxLockFileLifeTime || $timeDiff < $maxLockFileLifeTime)
      {
        $isLocked = true;
      }
      else
      {
        $isLocked = @unlink($lockFile) ? false : true;
      }
    }

    return $isLocked;
  }

  /**
   * Sets the project root directory.
   *
   * @param string $rootDir The project root directory
   */
  public function setRootDir($rootDir)
  {
    parent::setRootDir($rootDir);

    sfConfig::add(array(
      'sf_app'         => $this->getApplication(),
      'sf_environment' => $this->getEnvironment(),
      'sf_debug'       => $this->isDebug(),
    ));

    $this->setAppDir(sfConfig::get('sf_apps_dir').DIRECTORY_SEPARATOR.$this->getApplication());
  }

  /**
   * Sets the app directory.
   *
   * @param string $appDir The absolute path to the app dir.
   */
  public function setAppDir($appDir)
  {
    sfConfig::add(array(
      'sf_app_dir' => $appDir,

      // SF_APP_DIR directory structure
      'sf_app_config_dir'   => $appDir.DIRECTORY_SEPARATOR.'config',
      'sf_app_lib_dir'      => $appDir.DIRECTORY_SEPARATOR.'lib',
      'sf_app_module_dir'   => $appDir.DIRECTORY_SEPARATOR.'modules',
      'sf_app_template_dir' => $appDir.DIRECTORY_SEPARATOR.'templates',
      'sf_app_i18n_dir'     => $appDir.DIRECTORY_SEPARATOR.'i18n',
    ));
  }

  /**
   * @see sfProjectConfiguration
   */
  public function setCacheDir($cacheDir)
  {
    parent::setCacheDir($cacheDir);

    sfConfig::add(array(
      'sf_app_base_cache_dir' => $cacheDir.DIRECTORY_SEPARATOR.$this->getApplication(),
      'sf_app_cache_dir'      => $appCacheDir = $cacheDir.DIRECTORY_SEPARATOR.$this->getApplication().DIRECTORY_SEPARATOR.$this->getEnvironment(),

      // SF_CACHE_DIR directory structure
      'sf_template_cache_dir' => $appCacheDir.DIRECTORY_SEPARATOR.'template',
      'sf_i18n_cache_dir'     => $appCacheDir.DIRECTORY_SEPARATOR.'i18n',
      'sf_config_cache_dir'   => $appCacheDir.DIRECTORY_SEPARATOR.'config',
      'sf_test_cache_dir'     => $appCacheDir.DIRECTORY_SEPARATOR.'test',
      'sf_module_cache_dir'   => $appCacheDir.DIRECTORY_SEPARATOR.'modules',
    ));
  }

  /**
   * Gets directories where controller classes are stored for a given module.
   *
   * @param string $moduleName The module name
   *
   * @return array An array of directories
   */
  public function getControllerDirs($moduleName)
  {
    if (!isset($this->cache['getControllerDirs'][$moduleName]))
    {
      $dirs = array();

      $dirs[sfConfig::get('sf_app_module_dir').'/'.$moduleName.'/actions'] = false; // application

      foreach ($this->getPluginPaths() as $path)
      {
        if (is_dir($dir = $path.'/modules/'.$moduleName.'/actions'))
        {
          $dirs[$dir] = true; // plugins
        }
      }

      if (is_dir($dir = $this->getSymfonyLibDir().'/controller/'.$moduleName.'/actions'))
      {
        $dirs[$dir] = true; // core modules
      }

      $this->cache['getControllerDirs'][$moduleName] = $dirs;
    }

    return $this->cache['getControllerDirs'][$moduleName];
  }

  /**
   * Gets directories where lib files are stored for a given module.
   *
   * @param string $moduleName The module name
   *
   * @return array An array of directories
   */
  public function getLibDirs($moduleName)
  {
    $dirs = array();

    $dirs[] = sfConfig::get('sf_app_module_dir').'/'.$moduleName.'/lib';                  // application
    $dirs = array_merge($dirs, $this->getPluginSubPaths('/modules/'.$moduleName.'/lib')); // plugins
    $dirs[] = $this->getSymfonyLibDir().'/controller/'.$moduleName.'/lib';                // core modules
    $dirs[] = sfConfig::get('sf_module_cache_dir').'/auto'.ucfirst($moduleName.'/lib');   // generated templates in cache

    return $dirs;
  }

  /**
   * Gets directories where template files are stored for a given module.
   *
   * @param string $moduleName The module name
   *
   * @return array An array of directories
   */
  public function getTemplateDirs($moduleName)
  {
    $dirs = array();

    $dirs[] = sfConfig::get('sf_app_module_dir').'/'.$moduleName.'/templates';                  // application
    $dirs = array_merge($dirs, $this->getPluginSubPaths('/modules/'.$moduleName.'/templates')); // plugins
    $dirs[] = $this->getSymfonyLibDir().'/controller/'.$moduleName.'/templates';                // core modules
    $dirs[] = sfConfig::get('sf_module_cache_dir').'/auto'.ucfirst($moduleName.'/templates');   // generated templates in cache

    return $dirs;
  }

  /**
   * Gets the helper directories for a given module name.
   *
   * @param  string $moduleName The module name
   *
   * @return array  An array of directories
   */
  public function getHelperDirs($moduleName = '')
  {
    $dirs = array();

    if ($moduleName)
    {
      $dirs[] = sfConfig::get('sf_app_module_dir').'/'.$moduleName.'/lib/helper'; // module

      $dirs = array_merge($dirs, $this->getPluginSubPaths('/modules/'.$moduleName.'/lib/helper'));
    }

    return array_merge(
      $dirs,
      array(
        sfConfig::get('sf_app_lib_dir').'/helper',         // application
        sfConfig::get('sf_lib_dir').'/helper',             // project
      ),
      $this->getPluginSubPaths('/lib/helper'),             // plugins
      array($this->getSymfonyLibDir().'/helper')           // symfony
    );
  }

  /**
   * Gets the template directory to use for a given module and template file.
   *
   * @param string $moduleName    The module name
   * @param string $templateFile  The template file
   *
   * @return string A template directory
   */
  public function getTemplateDir($moduleName, $templateFile)
  {
    if (!isset($this->cache['getTemplateDir'][$moduleName][$templateFile]))
    {
      $this->cache['getTemplateDir'][$moduleName][$templateFile] = null;
      foreach ($this->getTemplateDirs($moduleName) as $dir)
      {
        if (is_readable($dir.'/'.$templateFile))
        {
          $this->cache['getTemplateDir'][$moduleName][$templateFile] = $dir;
          break;
        }
      }
    }

    return $this->cache['getTemplateDir'][$moduleName][$templateFile];
  }

  /**
   * Gets the template to use for a given module and template file.
   *
   * @param string $moduleName    The module name
   * @param string $templateFile  The template file
   *
   * @return string A template path
   */
  public function getTemplatePath($moduleName, $templateFile)
  {
    $dir = $this->getTemplateDir($moduleName, $templateFile);

    return $dir ? $dir.'/'.$templateFile : null;
  }
  /**
   * @see sfProjectConfiguration
   */
  public function getPluginPaths()
  {
    if (!isset($this->cache['getPluginPaths']))
    {
      $this->cache['getPluginPaths'] = parent::getPluginPaths();
    }

    return $this->cache['getPluginPaths'];
  }

  /**
   * Gets the decorator directories.
   *
   * @return array  An array of the decorator directories
   */
  public function getDecoratorDirs()
  {
    return array(sfConfig::get('sf_app_template_dir'));
  }

  /**
   * Gets the decorator directory for a given template.
   *
   * @param  string $template The template file
   *
   * @return string A template directory
   */
  public function getDecoratorDir($template)
  {
    foreach ($this->getDecoratorDirs() as $dir)
    {
      if (is_readable($dir.'/'.$template))
      {
        return $dir;
      }
    }
  }

  /**
   * Gets the i18n directories to use globally.
   *
   * @return array An array of i18n directories
   */
  public function getI18NGlobalDirs()
  {
    $dirs = array();

    // application
    if (is_dir($dir = sfConfig::get('sf_app_i18n_dir')))
    {
      $dirs[] = $dir;
    }

    // plugins
    return array_merge($dirs, $this->getPluginSubPaths('/i18n'));
  }

  /**
   * Gets the i18n directories to use for a given module.
   *
   * @param string $moduleName The module name
   *
   * @return array An array of i18n directories
   */
  public function getI18NDirs($moduleName)
  {
    $dirs = array();

    // module
    if (is_dir($dir = sfConfig::get('sf_app_module_dir').'/'.$moduleName.'/i18n'))
    {
      $dirs[] = $dir;
    }

    // application
    if (is_dir($dir = sfConfig::get('sf_app_i18n_dir')))
    {
      $dirs[] = $dir;
    }

    return array_merge(
      $dirs,
      $this->getPluginSubPaths('/modules/'.$moduleName.'/i18n'), // module in plugins
      $this->getPluginSubPaths('/i18n')                          // plugins
    );
  }

  /**
   * Gets the configuration file paths for a given relative configuration path.
   *
   * @param string $configPath The configuration path
   *
   * @return array An array of paths
   */
  public function getConfigPaths($configPath)
  {
    $globalConfigPath = basename(dirname($configPath)).'/'.basename($configPath);

    $files = array(
      $this->getSymfonyLibDir().'/config/'.$globalConfigPath, // symfony
    );

    foreach ($this->getPluginPaths() as $path)
    {
      if (is_file($file = $path.'/'.$globalConfigPath))
      {
        $files[] = $file;                                     // plugins
      }
    }

    $files = array_merge($files, array(
      $this->getRootDir().'/'.$globalConfigPath,              // project
      $this->getRootDir().'/'.$configPath,                    // project
      sfConfig::get('sf_app_dir').'/'.$globalConfigPath,      // application
      sfConfig::get('sf_app_cache_dir').'/'.$configPath,      // generated modules
    ));

    foreach ($this->getPluginPaths() as $path)
    {
      if (is_file($file = $path.'/'.$configPath))
      {
        $files[] = $file;                                     // plugins
      }
    }

    $files[] = sfConfig::get('sf_app_dir').'/'.$configPath;   // module

    $configs = array();
    foreach (array_unique($files) as $file)
    {
      if (is_readable($file))
      {
        $configs[] = $file;
      }
    }

    return $configs;
  }

  /**
   * Loads helpers.
   *
   * @param array  $helpers     An array of helpers to load
   * @param string $moduleName  A module name (optional)
   */
  public function loadHelpers($helpers, $moduleName = '')
  {
    foreach ((array) $helpers as $helperName)
    {
      if (isset(self::$loadedHelpers[$helperName]))
      {
        continue;
      }

      if (isset($this->cache['loadedHelpers'][$moduleName][$helperName]))
      {
        include_once $this->cache['loadedHelpers'][$moduleName][$helperName];
      }
      else if (isset($this->cache['loadedHelpers'][''][$helperName]))
      {
        include_once $this->cache['loadedHelpers'][''][$helperName];
      }
      else
      {
        $fileName = $helperName.'Helper.php';

        if (!isset($dirs))
        {
          $dirs = $this->getHelperDirs($moduleName);
        }

        foreach ($dirs as $dir)
        {
          $included = false;
          if (is_readable($dir.'/'.$fileName))
          {
            include_once $dir.'/'.$fileName;
            $included = true;
            break;
          }
        }

        if (!$included)
        {
          throw new InvalidArgumentException(sprintf('Unable to load "%sHelper.php" helper in: %s.', $helperName, implode(', ', array_map(array('sfDebug', 'shortenFilePath'), $dirs))));
        }
      }

      self::$loadedHelpers[$helperName] = true;
    }
  }

  /**
   * Returns the application name.
   *
   * @return string The application name
   */
  public function getApplication()
  {
    return $this->application;
  }

  /**
   * Returns the environment name.
   *
   * @return string The environment name
   */
  public function getEnvironment()
  {
    return $this->environment;
  }

  /**
   * Returns true if this configuration has debug enabled.
   *
   * @return Boolean true if the configuration has debug enabled, false otherwise
   */
  public function isDebug()
  {
    return $this->debug;
  }
}
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(root)/symfony/config/sfApplicationConfiguration.class.php – Revision 1
