/**
* Initializes the core.
* @return bool
*/
public static function initialize()
{
if (self::$_init) {
// Do not allow to execution twice
return false;
}
self::$_init = true;
// Determine if we are running in a Windows environment
self::$is_win = DIRECTORY_SEPARATOR === '\\';
// Load the logger
self::$log = Log::instance();
// Load the default configuration files
self::$config = Config::instance()->attach(new Config_File());
// Load the i18n class
self::$i18n = I18n::instance();
// Enable debug log
if (self::$log_debug) {
self::$log->attach(new Log_File(APPPATH . 'data/log/debug'), array('EXIDO_DEBUG_LOG'));
self::$log->add('EXIDO_DEBUG_LOG', 'Initialize framework');
}
// Enable error log
if (self::$log_error) {
self::$log->attach(new Log_File(APPPATH . 'data/log/error'), array('EXIDO_ERROR_LOG'));
}
// Determine if we are running in a command line environment
self::$is_cli = PHP_SAPI === 'cli';
// Check if we have an Ajax request
self::$is_xml = Input::instance()->isXmlRequest();
// Load helpers
Helper::load('lang', 'uri');
// Check if we can use gZIP compression
self::$use_gzip = strstr(Input::instance()->server('HTTP_ACCEPT_ENCODING'), "gzip") !== false and extension_loaded("zlib");
// Start output buffering
ob_start(array(__CLASS__, 'outputBuffer'));
// Save buffering level
self::$_buffer_level = ob_get_level();
Event::add('system.routing', array('Router', 'getUri'));
Event::add('system.routing', array('Router', 'initialize'));
Event::add('system.execute', array(__CLASS__, 'instance'));
Event::add('system.shutdown', array(__CLASS__, 'shutdown'));
return true;
}