/**
* Creates a new, trivial instance of Elgg\Application and set it as the singleton instance.
* If the singleton is already set, it's returned.
*
* @return self
*/
private static function create()
{
if (self::$_instance === null) {
self::$_instance = new self(new Di\ServiceProvider(new Config()));
}
return self::$_instance;
}
/**
* Flag this application as running for testing (PHPUnit)
*
* @param bool $testing Is testing application
* @return void
*/
public static function setTestingApplication($testing = true)
{
self::$testing_app = $testing;
}
/**
* Load all Elgg procedural code and wire up boot events, but don't boot
*
* This is used for internal testing purposes
*
* @return void
* @access private
* @internal
*/
public function loadCore()
{
if (function_exists('elgg')) {
return;
}
$lib_dir = $this->engine_dir . "/lib";
// we only depend on it to be defining _elgg_services function
require_once "{$lib_dir}/autoloader.php";
// set up autoloading and DIC
_elgg_services($this->services);
// load the rest of the library files from engine/lib/
// All on separate lines to make diffs easy to read + make it apparent how much
// we're actually loading on every page (Hint: it's too much).
$lib_files = array('elgglib.php', 'access.php', 'actions.php', 'admin.php', 'annotations.php', 'cache.php', 'comments.php', 'configuration.php', 'cron.php', 'database.php', 'entities.php', 'extender.php', 'filestore.php', 'friends.php', 'group.php', 'input.php', 'languages.php', 'mb_wrapper.php', 'memcache.php', 'metadata.php', 'metastrings.php', 'navigation.php', 'notification.php', 'objects.php', 'output.php', 'pagehandler.php', 'pageowner.php', 'pam.php', 'plugins.php', 'private_settings.php', 'relationships.php', 'river.php', 'sessions.php', 'sites.php', 'statistics.php', 'system_log.php', 'tags.php', 'user_settings.php', 'users.php', 'upgrade.php', 'views.php', 'widgets.php', 'deprecated-1.9.php', 'deprecated-1.10.php', 'deprecated-1.11.php', 'deprecated-1.12.php');
// isolate global scope
call_user_func(function () use($lib_dir, $lib_files) {
$setups = array();
// include library files, capturing setup functions
foreach ($lib_files as $file) {
$setup = (require_once "{$lib_dir}/{$file}");
if ($setup instanceof \Closure) {
$setups[$file] = $setup;
}
}
// store instance to be returned by elgg()
self::$_instance = $this;
$events = $this->services->events;
$hooks = $this->services->hooks;
// run setups
foreach ($setups as $func) {
$func($events, $hooks);
}
});
}
/**
* Creates a new, trivial instance of Elgg\Application and set it as the singleton instance.
* If the singleton is already set, it's returned.
*
* @return self
*/
private static function create()
{
if (self::$_instance === null) {
// we need to register for shutdown before Symfony registers the
// session_write_close() function. https://github.com/Elgg/Elgg/issues/9243
register_shutdown_function(function () {
// There are cases where we may exit before this function is defined
if (function_exists('_elgg_shutdown_hook')) {
_elgg_shutdown_hook();
}
});
self::$_instance = new self(new Di\ServiceProvider(new Config()));
}
return self::$_instance;
}
