--- a/busui/owa/modules/base/classes/settings.php
+++ b/busui/owa/modules/base/classes/settings.php
@@ -1,1 +1,861 @@
-
+<?php
+
+//
+// Open Web Analytics - An Open Source Web Analytics Framework
+//
+// Copyright 2006 Peter Adams. All rights reserved.
+//
+// Licensed under GPL v2.0 http://www.gnu.org/copyleft/gpl.html
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// $Id$
+//
+
+/**
+ * Settings Class
+ * 
+ * @author      Peter Adams <peter@openwebanalytics.com>
+ * @copyright   Copyright &copy; 2006 Peter Adams <peter@openwebanalytics.com>
+ * @license     http://www.gnu.org/copyleft/gpl.html GPL v2.0
+ * @category    owa
+ * @package     owa
+ * @version		$Revision$	      
+ * @since		owa 1.0.0
+ */
+ 
+ class owa_settings {
+ 	
+ 	/**
+ 	 * Configuration Entity
+ 	 * 
+ 	 * @var object configuration entity
+ 	 */
+ 	var $config;
+ 	
+ 	var $default_config;
+ 	
+ 	var $db_settings = array();
+ 	
+ 	var $fetched_from_db;
+ 	
+ 	var $is_dirty;
+ 	
+ 	var $config_id;
+ 	
+ 	var $config_from_db;
+ 	
+ 	/**
+ 	 * Constructor
+ 	 * 
+ 	 * @param string id the id of the configuration array to load
+ 	 */	
+ 	function __construct() {
+ 	
+ 		// create configuration object
+ 		$this->config = owa_coreAPI::entityFactory('base.configuration');
+ 		// load the default settings
+ 		$this->getDefaultConfig();
+ 		// include/load config file
+ 		$this->loadConfigFile();
+ 		// apply config constants
+ 		$this->applyConfigConstants();
+ 		// setup directory paths
+ 		$this->setupPaths();
+ 		
+ 		// set default timezone if not set already. Needed to avoid an E_WARNING.
+ 		if (!ini_get('date.timezone')) {
+ 		
+			if (function_exists('date_default_timezone_set')) {
+				date_default_timezone_set($this->get('base', 'timezone'));
+			}
+ 		}
+ 		// Todo: must remove config object dependancy from all classes generated by $this->load
+ 		// before we can uncomment this and remove it from owa_caller constructor or else there 
+ 		// is a race condition.
+ 		
+ 		//if ($this->isConfigFilePresent()) {
+ 		//	$this->load($this->get('base', 'configuration_id'));
+ 		//}
+ 		
+ 		// include storage engine class so that DTD constants get loaded
+ 		owa_coreAPI::setupStorageEngine($this->get('base','db_type'));
+ 			
+ 	}
+ 	
+ 	function isConfigFilePresent() {
+ 		
+		$file = OWA_DIR.'owa-config.php';
+		$oldfile = OWA_BASE_DIR.'/conf/owa-config.php';
+		
+		if (file_exists($file)) {
+			return true;
+		} elseif (file_exists($oldfile)) {
+			return true;
+		} else {
+			return false;
+		}
+ 	}
+ 	
+ 	function loadConfigFile() {
+ 	
+ 		/* LOAD CONFIG FILE */
+		$file = OWA_DIR.'owa-config.php';
+		$oldfile = OWA_BASE_DIR.'/conf/owa-config.php';
+		
+		if (file_exists($file)) {
+			include_once($file);
+			$config_file_exists = true;
+		} elseif (file_exists($oldfile)) {
+			include_once($oldfile);
+			$config_file_exists = true;
+		} else {
+			$config_file_exists = false;
+		}
+ 	}
+ 	
+ 	function applyConfigConstants() {
+ 		
+ 		if(!defined('OWA_DATA_DIR')){
+			define('OWA_DATA_DIR', OWA_DIR.'owa-data/');
+			
+		}
+		
+		if (defined('OWA_DATA_DIR')) {
+			$this->set('base', 'data_dir', OWA_DATA_DIR);
+		}
+		
+		if(!defined('OWA_CACHE_DIR')){
+			define('OWA_CACHE_DIR', OWA_DATA_DIR.'caches/');
+ 		}
+ 		
+ 		if (defined('OWA_CACHE_DIR')) {
+			$this->set('base', 'cache_dir', OWA_CACHE_DIR);
+		}
+ 		
+ 		// Looks for log level constant
+		if (defined('OWA_ERROR_LOG_LEVEL')) {
+			$this->set('base', 'error_log_level', OWA_ERROR_LOG_LEVEL);
+		}
+		
+		/* CONFIGURATION ID */
+		
+		if (defined('OWA_CONFIGURATION_ID')) {
+			$this->set('base', 'configuration_id', OWA_CONFIGURATION_ID);
+		}
+		
+		/* OBJECT CACHING */
+	
+		// Looks for object cache config constant
+		// must comebefore user db values are fetched from db
+		if (defined('OWA_CACHE_OBJECTS')) {
+			$this->set('base', 'cache_objects', OWA_CACHE_OBJECTS);
+		}
+		
+		/* DATABASE CONFIGURATION */
+		
+		// This needs to come before the fetch of user overrides from the DB
+		// Constants defined in the config file have the final word
+		// values passed from calling application must be applied prior
+		// to the rest of the caller's overrides
+		
+		if (defined('OWA_DB_TYPE')) {
+			$this->set('base', 'db_type', OWA_DB_TYPE);
+		}
+						
+		if (defined('OWA_DB_NAME')) {
+			$this->set('base', 'db_name', OWA_DB_NAME);
+		}
+		
+		if (defined('OWA_DB_HOST')) {
+			$this->set('base', 'db_host', OWA_DB_HOST);
+		}
+		
+		if (defined('OWA_DB_USER')) {
+			$this->set('base', 'db_user', OWA_DB_USER);
+		}
+		
+		if (defined('OWA_DB_PASSWORD')) {
+			$this->set('base', 'db_password', OWA_DB_PASSWORD);
+		}
+		
+		/* SET ERROR HANDLER */
+		if (defined('OWA_ERROR_HANDLER')) {
+			$this->set('base', 'error_handler', OWA_ERROR_HANDLER);
+		}
+		
+		if (defined('OWA_CONFIG_DO_NOT_FETCH_FROM_DB')) {
+			$this->set('base', 'do_not_fetch_config_from_db', OWA_CONFIG_DO_NOT_FETCH_FROM_DB);
+		}
+		
+		if (defined('OWA_PUBLIC_URL')) {
+			$this->set('base', 'public_url', OWA_PUBLIC_URL);
+		}
+		
+		if (defined('OWA_PUBLIC_PATH')) {
+			$this->set('base', 'public_path', OWA_PUBLIC_PATH);
+		}
+		
+		if (defined('OWA_QUEUE_EVENTS')) {
+			$this->set('base', 'queue_events', OWA_QUEUE_EVENTS);
+		}
+		
+		if (defined('OWA_EVENT_QUEUE_TYPE')) {
+			$this->set('base', 'event_queue_type', OWA_EVENT_QUEUE_TYPE);
+		}
+		
+		if (defined('OWA_EVENT_SECONDARY_QUEUE_TYPE')) {
+			$this->set('base', 'event_secondary_queue_type', OWA_EVENT_SECONDARY_QUEUE_TYPE);
+		}
+		
+		if (defined('OWA_USE_REMOTE_EVENT_QUEUE')) {
+			$this->set('base', 'use_remote_event_queue', OWA_USE_REMOTE_EVENT_QUEUE);
+		}
+		
+		if (defined('OWA_REMOTE_EVENT_QUEUE_TYPE')) {
+			$this->set('base', 'remote_event_queue_type', OWA_REMOTE_EVENT_QUEUE_TYPE);
+		}
+		
+		if (defined('OWA_REMOTE_EVENT_QUEUE_ENDPOINT')) {
+			$this->set('base', 'remote_event_queue_endpoint', OWA_REMOTE_EVENT_QUEUE_ENDPOINT);
+		}
+		
+ 	}
+ 	
+ 	function applyModuleOverrides($module, $config) {
+ 		
+ 		// merge default config with overrides 
+ 		
+ 		if (!empty($config)) {
+ 		
+ 			$in_place_config = $this->config->get('settings');
+ 			
+ 			$old_array = $in_place_config[$module];
+ 			
+	 		$new_array = array_merge($old_array, $config);
+ 		
+			$in_place_config[$module] = $new_array; 
+			 		
+		 	$this->config->set('settings', $in_place_config);
+		 	
+		 	//print_r($this->config->get('settings'));
+		 	
+	 	}	
+ 	}
+ 	
+ 	/**
+ 	 * Loads configuration from data store
+ 	 * 
+ 	 * @param string id  the id of the configuration array to load
+ 	 */
+ 	function load($id = 1) {
+			
+			$this->config_id = $id; 
+ 
+			$db_config = owa_coreAPI::entityFactory('base.configuration');
+			$db_config->getByPk('id', $id);
+			$db_settings = unserialize($db_config->get('settings'));
+			
+			//print $db_settings;
+			// store copy of config for use with updates and set a flag
+			if (!empty($db_settings)):
+				
+				// needed to get rid of legacy setting that used to be stored in the DB.
+				if (array_key_exists('error_handler', $db_settings['base'])) {
+					unset($db_settings['base']['error_handler']);
+				}
+			
+				$this->db_settings = $db_settings;
+				$this->config_from_db = true;
+			endif;
+						
+			if (!empty($db_settings)):
+				//print_r($db_settings);
+				//$db_settings = unserialize($db_settings);
+				
+				$default = $this->config->get('settings');
+				
+				// merge default config with overrides fetched from data store
+				
+				$new_config = array();
+				
+				foreach ($db_settings as $k => $v) {
+					
+					if (isset($default[$k]) && is_array($default[$k])):
+						$new_config[$k] = array_merge($default[$k], $db_settings[$k]);
+					else:
+						$new_config[$k] = $db_settings[$k];
+					endif;
+				}
+				
+				$this->config->set('settings', $new_config);
+					
+				
+			endif;
+			
+			$db_id = $db_config->get('id');
+			$this->config->set('id', $db_id);
+	 			
+ 		return;
+ 		
+ 	}
+ 	
+ 	/**
+ 	 * Fetches a modules entire configuration array
+ 	 * 
+ 	 * @param string $module The name of module whose configuration values you want to fetch
+ 	 * @return array Config values
+ 	 */
+ 	function fetch($module = '') {
+	 	$v = $this->config->get('settings');
+	 	
+ 		if (!empty($module)):
+ 		
+ 			return $v[$module];
+		else:
+			return $v['base'];
+		endif;
+ 	}
+ 	
+ 	/**
+ 	 * updates or creates configuration values
+ 	 * 
+ 	 * @return boolean 
+ 	 */
+ 	function save() {
+ 		
+ 		// serialize array of values prior to update
+ 		
+		$config = owa_coreAPI::entityFactory('base.configuration');
+		
+		// if fetch from db flag is not true, try to fetch the config just in 
+		// case if was cached or something wen wrong.
+		// Then merge the new values into it.
+		if ($this->config_from_db != true):
+			
+			$config->getByPk('id', $this->get('base', 'configuration_id'));
+			
+			$settings = $config->get('settings');
+			
+			if (!empty($settings)):
+				
+				$settings = unserialize($settings);
+				
+				$new_config = array();
+				
+				foreach ($this->db_settings as $k => $v) {
+				
+					if (!is_array($settings[$k])):
+						$settings[$k] = array();
+					endif;
+					
+					$new_config[$k] = array_merge($settings[$k], $this->db_settings[$k]);
+					
+				}
+				
+				$config->set('settings', serialize($new_config));	
+			
+				//$config->set('settings', serialize(array_merge($settings, $this->db_settings)));
+			else:			
+				$config->set('settings', serialize($this->db_settings));
+			endif;
+			
+			// test to see if object exists
+			$id = $config->get('id');
+			
+			// if it does just update
+			if (!empty($id)):
+				$status = $config->update();
+				
+			// else create the object
+			else:
+				$config->set('id', $this->get('base', 'configuration_id'));
+				$status = $config->create();
+			endif; 
+			
+		// update the config	
+		else:
+			$config->set('settings', serialize($this->db_settings));
+			$config->set('id', $this->get('base', 'configuration_id'));
+			$status = $config->update();
+		endif;
+		
+		$this->is_dirty = false;
+		
+ 		return $status;
+ 		
+ 	}
+ 	
+ 	/**
+ 	 * Accessor Method
+ 	 * 
+ 	 * @param string $module the name of the module
+ 	 * @param string $key the configuration key
+ 	 * @return unknown
+ 	 */
+ 	function get($module, $key) {
+ 		
+ 		$values = $this->config->get('settings');
+ 		
+ 		if ( isset( $values[$module] ) && array_key_exists($key, $values[$module])) {
+ 			return $values[$module][$key];
+ 		} else {
+ 			return false;
+ 		}
+ 		
+ 	}
+ 	
+ 	/**
+ 	 * Sets configuration value. will not be persisted.
+ 	 * 
+ 	 * @param string $module the name of the module
+ 	 * @param string $key the configuration key
+ 	 * @param string $value the configuration value
+ 	 * @return boolean
+ 	 */
+ 	function set($module, $key, $value) {
+ 		
+ 		$values = $this->config->get('settings');
+ 		
+ 		$values[$module][$key] = $value;
+ 		
+ 		$this->config->set('settings', $values);
+ 	}
+ 	
+ 	
+ 	/**
+ 	 * Adds Setting value to be configuration and persistant data store
+ 	 * 
+ 	 * @param string $module the name of the module
+ 	 * @param string $key the configuration key
+ 	 * @param string $value the configuration value
+ 	 * @depricated 
+ 	 */
+ 	function setSetting($module, $key, $value) {
+ 	
+ 		return $this->set($module, $key, $value);
+ 	
+ 	}
+ 	
+ 	/**
+ 	 * Adds Setting value to be configuration and persistant data store
+ 	 * 
+ 	 * @param string $module the name of the module
+ 	 * @param string $key the configuration key
+ 	 * @param string $value the configuration value
+ 	 * @return 
+ 	 */
+ 	function persistSetting($module, $key, $value) {
+ 	
+ 		$this->set($module, $key, $value);
+	 	$this->db_settings[$module][$key] = $value;
+	 	$this->is_dirty = true;
+ 	}
+ 	
+ 	function defaultSetting($module, $key) {
+ 		$defaults = $this->getDefaultSettingsArray();
+ 		
+ 		if ( array_key_exists($module, $defaults) && array_key_exists($key, $defaults[$module]) ) {
+ 			$this->set($module, $key, $defaults[$module][$key]);
+ 			
+ 			if ( array_key_exists($module, $this->db_settings) && array_key_exists($key, $this->db_settings[$module]) ) {
+ 				unset($this->db_settings[$module][$key]);
+			 	$this->is_dirty = true;
+ 			}
+ 		}
+ 	}
+
+ 	
+ 	
+ 	/**
+ 	 * Adds Setting value to be configuration but DOES NOT add to persistant data store
+ 	 * 
+ 	 * @param string $module the name of the module
+ 	 * @param string $key the configuration key
+ 	 * @param string $value the configuration value
+ 	 * @return 
+ 	 */
+ 	function setSettingTemporary($module, $key, $value) {
+ 	
+ 		$this->set($module, $key, $value);
+	 	
+	 	return;
+ 	
+ 	}
+ 	
+ 	/**
+ 	 * Replaces all values of a particular module's configuration
+ 	 * @todo: search to see where else this is used. If unused then make it for use in persist only.
+ 	 */
+ 	function replace($module, $values, $persist = false) {
+ 		
+ 		if ($persist) {
+ 			$this->db_settings[$module] = $values; 
+ 			return;
+ 		}
+ 		
+ 		$settings = $this->config->get('settings');
+ 		
+ 		$settings[$module] = $values;
+ 		
+ 		$this->config->set('settings', $settings);
+ 	}
+ 	
+ 	/**
+ 	 * Alternate Constructor for base module settings
+ 	 * Needed for backwards compatability with older classes
+ 	 * 
+ 	 */
+ 	function &get_settings($id = 1) {
+ 		
+ 		
+ 		static $config2;
+ 		
+ 		if (!isset($config2)):
+ 			//print 'hello from alt constructor';
+ 			$config2 = &owa_coreAPI::configSingleton();
+ 		endif;
+ 		
+ 		return $config2->fetch('base');
+ 		
+ 	}
+ 	
+ 	function getDefaultConfig() {
+ 		
+ 			$config = $this->getDefaultSettingsArray();
+			// set default values
+			$this->config->set('settings', $config); 		
+ 	}
+ 	
+ 	function getDefaultSettingsArray() {
+ 	
+ 		return array(
+ 			'base' => array(
+				'ns'								=> 'owa_',
+				'visitor_param'						=> 'v',
+				'session_param'						=> 's',
+				'site_session_param'				=> 'ss',
+				'last_request_param'				=> 'last_req',
+				'first_hit_param'					=> 'first_hit',
+				'feed_subscription_param'			=> 'sid',
+				'source_param'						=> 'source',
+				'graph_param'						=> 'graph',
+				'period_param'						=> 'period',
+				'document_param'					=> 'document',
+				'referer_param'						=> 'referer',
+				'site_id'							=> '',
+				'configuration_id'					=> '1',
+				'session_length'					=> 1800,
+				'requests_table'					=> 'request',
+				'sessions_table'					=> 'session',
+				'referers_table'					=> 'referer',
+				'ua_table'							=> 'ua',
+				'os_table'							=> 'os',
+				'documents_table'					=> 'document',
+				'sites_table'						=> 'site',
+				'hosts_table'						=> 'host',
+				'config_table'						=> 'configuration',
+				'version_table'						=> 'version',
+				'feed_requests_table'				=> 'feed_request',
+				'visitors_table'					=> 'visitor',
+				'impressions_table'					=> 'impression',
+				'clicks_table'						=> 'click',
+				'exits_table'						=> 'exit',
+				'users_table'						=> 'user',
+				'db_type'							=> '',
+				'db_name'							=> '',
+				'db_host'							=> '',
+				'db_user'							=> '',
+				'db_password'						=> '',
+				'db_force_new_connections'			=> true,
+				'db_make_persistant_connections'	=> false,
+				'resolve_hosts'						=> true,
+				'log_feedreaders'					=> true,
+				'log_robots'						=> false,
+				'log_sessions'						=> true,
+				'log_dom_clicks'					=> true,
+				'delay_first_hit'					=> false,
+				'async_db'							=> false,
+				'clean_query_string'				=> true,
+				'fetch_refering_page_info'			=> true,
+				'query_string_filters'				=> '', // move to site settings
+				'async_log_dir'						=> '', //OWA_DATA_DIR . 'logs/',
+				'async_log_file'					=> 'events.txt',
+				'async_lock_file'					=> 'owa.lock',
+				'async_error_log_file'				=> 'events_error.txt',
+				'notice_email'						=> '',
+				'log_php_errors'					=> false,
+				'error_handler'						=> 'production',
+				'error_log_level'					=> 0,
+				'error_log_file'					=> '', //OWA_DATA_DIR . 'logs/errors.txt',
+				'browscap.ini'						=> OWA_BASE_DIR . '/modules/base/data/php_browscap.ini',
+				'search_engines.ini'				=> OWA_BASE_DIR . '/conf/search_engines.ini',
+				'query_strings.ini'					=> OWA_BASE_DIR . '/conf/query_strings.ini',
+				'db_class_dir'						=> OWA_BASE_DIR . '/plugins/db/',
+				'templates_dir'						=> OWA_BASE_DIR . '/templates/',
+				'plugin_dir'						=> OWA_BASE_DIR . '/plugins/',
+				'module_dir'						=> OWA_BASE_DIR . '/modules',
+				'public_path'						=> '',
+				'geolocation_lookup'            	=> true,
+				'geolocation_service'				=> 'hostip',
+				'report_wrapper'					=> 'wrapper_default.tpl',
+				'do_not_fetch_config_from_db'		=> false,
+				'announce_visitors'					=> false,
+				'public_url'						=> '',
+				'base_url'							=> '',
+				'action_url'						=> '',
+				'images_url'						=> '',
+				'reporting_url'						=> '',
+				'p3p_policy'						=> 'NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM',
+				'graph_link_template'				=> '%s?owa_action=graph&name=%s&%s', //action_url?...
+				'link_template'						=> '%s?%s', // main_url?key=value....
+				'owa_user_agent'					=> 'Open Web Analytics Bot '.OWA_VERSION,
+				'fetch_owa_news'					=> true,
+				'owa_rss_url'						=> 'http://www.openwebanalytics.com/?feed=rss2',
+				'use_summary_tables'				=> false,
+				'summary_framework'					=> '',
+				'click_drawing_mode'				=> 'center_on_page', // remove
+				'log_clicks'						=> true,
+				'log_dom_streams'					=> true,
+				'timezone'							=> 'America/Los_Angeles',
+				'log_dom_stream_percentage'			=> 50,
+				'owa_wiki_link_template'			=> 'http://wiki.openwebanalytics.com/index.php?title=%s',
+				'wiki_url'							=> 'http://wiki.openwebanalytics.com',
+				'password_length'					=> 4,
+				'modules'							=> array('base'),
+				'mailer-from'						=> '',
+				'mailer-fromName'					=> 'OWA Mailer',
+				'mailer-host'						=> '',
+				'mailer-port'						=> '',
+				'mailer-smtpAuth'					=> '',
+				'mailer-username'					=> '',
+				'mailer-password'					=> '',
+				'queue_events'						=> false,
+				'event_queue_type'					=> '',
+				'event_secondary_queue_type'		=> '',
+				'use_remote_event_queue'			=> true,
+				'remote_event_queue_type'			=> 'http',
+				'remote_event_queue_endpoint'		=> '',
+				'cookie_domain'						=> false,
+				'ws_timeout'						=> 10,
+				'is_active'							=> true,
+				'per_site_visitors'					=> false, // remove
+				'cache_objects'						=> true,
+				'log_named_users'					=> true,
+				'log_visitor_pii'					=> true,
+				'do_not_log_ips'					=> '', // move to site settings
+				'track_feed_links'					=> true,
+				'theme'								=> '',
+				'reserved_words'					=> array('do' => 'action'),
+				'login_view'						=> 'base.login',
+				'not_capable_view'					=> 'base.error',
+				'start_page'						=> 'base.reportDashboard',
+				'default_action'					=> 'base.loginForm',
+				'default_page'						=> '', // move to site settings
+				'default_cache_expiration_period'	=> 604800,
+				'nonce_expiration_period'			=> 43200,
+				'max_prior_campaigns'				=> 5,
+				'campaign_params'					=> array(
+						'cn'	=> 'campaign',
+						'md'	=> 'medium',
+						'sr'	=> 'source',
+						'tr'	=> 'search_terms',
+						'ad'	=> 'ad',
+						'at'	=> 'ad_type'),
+				'trafficAttributionMode'			=> 'direct',
+				'campaignAttributionWindow'			=> 60,
+				'capabilities'						=> array(
+						'admin' => array(
+								'view_reports', 
+								'edit_settings', 
+								'edit_sites', 
+								'edit_users', 
+								'edit_modules'
+						),
+						'analyst' => array('view_reports'), 
+						'viewer' => array('view_reports'), 
+						'everyone' => array()
+				),
+				'numGoals'							=> 15,
+				'numGoalGroups'						=> 5,
+				'enableEcommerceReporting'			=> false, // move to site settings
+				'currencyLocal'						=> 'en_US', // move to site settings
+				'memcachedServers'					=> array(),
+				'memcachedPersisantConnections'		=> true,
+				'cacheType'							=> 'file',
+				'disabledEndpoints'					=> array(),
+				'disableAllEndpoints'				=> false,
+				'processQueuesJobSchedule'				=> '10 * * * *'
+				
+			)
+		);
+ 	
+ 	}
+ 	
+ 	function setupPaths() {
+ 		
+ 		//build base url
+ 		$base_url = '';
+ 		$proto  = "http";
+		
+		if(isset($_SERVER['HTTPS'])) {
+			$proto .= 's';
+		}
+		if(isset($_SERVER['SERVER_NAME'])) {			
+			$base_url .= $proto.'://'.$_SERVER['SERVER_NAME'];
+		}
+		
+		if(isset($_SERVER['SERVER_PORT'])) {
+			if($_SERVER['SERVER_PORT'] != 80) {
+				$base_url .= ':'.$_SERVER['SERVER_PORT'];
+			}
+		}
+		// there is some plugin use case where this is needed i think. if not get rid of it.
+		if (!defined('OWA_PUBLIC_URL')) {
+			define('OWA_PUBLIC_URL', '');
+		}
+		
+		// set base url
+		$this->set('base', 'base_url', $base_url);					
+		
+		//set public path if not defined in config file
+		$public_path = $this->get('base', 'public_path');
+		
+		if (empty($public_path)) {
+			$public_path = OWA_PATH.'/public/';
+			$this->set('base','public_path', $public_path); 
+		}
+		
+		// set various paths
+		$public_url = $this->get('base', 'public_url');
+		$main_url = $public_url.'index.php';
+		$this->set('base','main_url', $main_url);
+		$this->set('base','main_absolute_url', $main_url);
+		$modules_url = $public_url.'modules/';
+		$this->set('base','modules_url', $modules_url);
+		$this->set('base','action_url',$public_url.'action.php');
+		$this->set('base','images_url', $modules_url);
+		$this->set('base','images_absolute_url',$modules_url);
+		$this->set('base','log_url',$public_url.'log.php');
+		$this->set('base','api_url',$public_url.'api.php');
+		
+		$this->set('base', 'error_log_file', OWA_DATA_DIR . 'logs/errors_'. owa_coreAPI::generateInstanceSpecificHash() .'.txt');
+		$this->set('base', 'async_log_dir', OWA_DATA_DIR . 'logs/');
+		
+		owa_coreAPI::debug('check for http host');
+		// Set cookie domain
+		if (!empty($_SERVER['HTTP_HOST'])) {
+			
+			$this->setCookieDomain();
+		}
+ 	}
+ 	
+ 	function createConfigFile($config_values) {
+ 		
+ 		if (file_exists(OWA_DIR.'owa-config.php')) {
+ 			owa_coreAPI::error("Your config file already exists. If you need to change your configuration, edit that file at: ".OWA_DIR.'owa-config.php');
+ 			require_once(OWA_DIR . 'owa-config.php');
+			return true;
+ 		}
+ 		
+ 		if (!file_exists(OWA_DIR.'owa-config-dist.php')) {
+ 			owa_coreAPI::error("We can't find the configuration file template. Are you sure you installed OWA's files correctly? Exiting.");
+ 			exit;
+ 		} else {
+ 			$configFileTemplate = file(OWA_DIR . 'owa-config-dist.php');
+ 			owa_coreAPI::debug('found sample config file.');
+ 		}
+ 		
+ 		$handle = fopen(OWA_DIR . 'owa-config.php', 'w');
+
+		foreach ($configFileTemplate as $line_num => $line) {
+			switch (substr($line,0,20)) {
+				case "define('OWA_DB_TYPE'":
+					fwrite($handle, str_replace("yourdbtypegoeshere", $config_values['db_type'], $line));
+					break;
+				case "define('OWA_DB_NAME'":
+					fwrite($handle, str_replace("yourdbnamegoeshere", $config_values['db_name'], $line));
+					break;
+				case "define('OWA_DB_USER'":
+					fwrite($handle, str_replace("yourdbusergoeshere", $config_values['db_user'], $line));
+					break;
+				case "define('OWA_DB_PASSW":
+					fwrite($handle, str_replace("yourdbpasswordgoeshere", $config_values['db_password'], $line));
+					break;
+				case "define('OWA_DB_HOST'":
+					fwrite($handle, str_replace("yourdbhostgoeshere", $config_values['db_host'], $line));
+					break;
+				case "define('OWA_PUBLIC_U":
+					fwrite($handle, str_replace("http://domain/path/to/owa/", $config_values['public_url'], $line));
+					break;
+				default:
+					fwrite($handle, $line);
+			}
+		}
+		
+		fclose($handle);
+		chmod(OWA_DIR . 'owa-config.php', 0750);
+		owa_coreAPI::debug('Config file created');
+		require_once(OWA_DIR . 'owa-config.php');
+		return true;
+	
+	}
+	
+	function reset($module) {
+	
+		if ($module) {
+		
+			$defaults = array();
+			$defaults['install_complete'] = true;
+			$defaults['schema_version'] = $this->get($module, 'schema_version');
+			$this->replace('base', $defaults, true);	
+			return $this->save();
+		} else {
+			return false;
+		}			
+	}
+	
+	function setCookieDomain ($domain = '') {
+		
+		$explicit = false;
+		
+		if ( ! $domain ) {
+			$domain = $_SERVER['HTTP_HOST'];
+			$explicit = true;
+		}
+		
+		$domain = owa_lib::sanitizeCookieDomain($domain);
+			
+		$period = substr( $domain, 0, 1);
+		if ( $period === '.' ) {
+			$domain = substr( $domain, 1 );
+		}
+		
+		// unless www.domain.com is passed explicitly
+		// strip the www from the domain.
+		if ( ! $explicit ) {
+			$part = substr( $domain, 0, 4 );
+			if ($part === 'www.') {
+				$domain = substr( $domain, 4);
+			}
+		}
+				
+		$cookie_domain = '.'.$domain;
+				
+		$this->set('base','cookie_domain', $cookie_domain);
+		owa_coreAPI::debug("Set cookie domain to $cookie_domain");
+	}
+	
+	function __destruct() {
+		
+		if ($this->is_dirty) {
+			$this->save();
+		}
+	}
+}
+
+?>