<?php

/**
 *
 * @package
 * @version $id$
 * @copyright 2006-2007 Brent Shaffer
 * @author Brent Shaffer <bshaffer@centresource.com>
 * @license See LICENSE that came packaged with this software
 */
class saSettings
{
    static $cache = false;

    /**
     * get
     * Returns the string value of a particular setting.
     *
     * @param string $setting
     * @static
     * @access public
     * @return string
     */
    static function get($setting, $default = null)
    {
//        // Pull from cached settings array
//        $cache = self::buildCache('settings_array');
//
//        if ($cache->has('settings_array_' . $setting))
//        {
//            return $cache->get('settings_array_' . $setting);
//        }
//
//        //Look in app.ymls for setting
//        return sfConfig::get('app_' . self::settingize($setting), $default);

        $setting = Doctrine::getTable('saSetting')->findOneBySlug($setting);
        if($setting instanceof saSetting)
        {
            return $setting->getValue();
        }
        return sfConfig::get('app_' . self::settingize($setting), $default);

//        return Doctrine::getTable('saSetting')->findOneBySlug($setting)->getValue();
    }

    static function buildCache($type)
    {
        $cache_handler = self::getCache();

        if (!$cache_handler->get($type . '_sa_cache_is_built', false))
        {
            foreach (Doctrine::getTable('saSetting')->findAll() as $setting)
            {
                $cache_handler->set($type . '_' . $setting['slug'], $setting->getValue());
            }

            $cache_handler->set($type . '_sa_cache_is_built', true);
        }

        return $cache_handler;
    }

    static public function clearSettingsCache()
    {
        self::getCache()->clean();
    }

    static public function getCache()
    {
        if (!self::$cache)
        {
            $cache_settings = sfConfig::get('app_saSettingsPlugin_cache', array(
                        'class' => 'sfNoCache',
                        'options' => array()
                    ));

            $class = $cache_settings['class'];
            $options = $cache_settings['options'];

            self::$cache = new $class($options);
        }

        return self::$cache;
    }

    static public function settingize($anystring)
    {
        return str_replace('-', '_', Doctrine_Inflector::urlize(trim($anystring)));
    }
}