/**
* Internal function to discover what modules are required for the current
* being proccessed configurations.
*
* @see iterate()
*/
protected function discoverModules(ConfigIteratorSettings &$settings)
{
$modules = $settings->getInfo('modules');
$modules = array_merge($modules, $this->getRequiredModules());
$settings->setInfo('modules', $modules);
}
/**
* Returns a list of modules required to import the configurations indicated
* in $list.
*
* @param array $modules
* The list of modules that are listed in the tracked.inc file.
*/
public static function discoverRequiredModules($modules)
{
$settings = new ConfigIteratorSettings(array('info' => array('modules' => array(), 'modules_missing' => array(), 'modules_to_install' => array())));
$stack = array();
foreach ($modules as $module) {
Configuration::getDependentModules($module, $stack);
}
$missing = array();
$to_install = array();
foreach ($stack as $module_name => $status) {
if ($status == Configuration::moduleMissing) {
$missing[] = $module_name;
} elseif ($status == Configuration::moduleToInstall) {
$to_install[] = $module_name;
}
}
$settings->setInfo('modules_to_install', array_filter(array_unique($to_install)));
$settings->setInfo('modules_missing', array_filter(array_unique($missing)));
return $settings;
}