/**
* This method is charged to read the tree of the applications root directory (apps) in order to determine which
* applications is installed and which modules are installed and belong to theses applications.
* This method must be called only at startup.
* @param string $path_to_apps : the path (relative or absolute) to join the ApplicationsCommonInterface class.
* @return an array which is meant to be stored into the static variable $installed_modules.
*/
public static function initialize($path_to_apps)
{
parent::flushErrors();
//Set the path to the root apps directory:
parent::setRelativePathToApps($path_to_apps);
//Require the ApplicationsCommonInterface:
if (file_exists(parent::getRelativePathToApps() . 'ApplicationsCommonInterface.class.php')) {
require_once parent::getRelativePathToApps() . 'ApplicationsCommonInterface.class.php';
} else {
self::setError('Error while reading ' . parent::getRelativePathToApps() . 'ApplicationsCommonInterface.class.php' . ': the file probably doesn\'t exists');
parent::setInstalledModules(null);
return null;
}
//Join the interface and instanciate it:
$interface = new ApplicationsCommonInterface(parent::getRelativePathToApps());
//Get the installed applications:
if (!($installed_apps = $interface->getApplications())) {
parent::setInstalledModules(null);
return false;
}
//For each installed application, get the installed modules:
$apps_modules = array();
foreach ($installed_apps as $appName => $appPath) {
if ($modules = $interface->getModulesByApp($appName)) {
$apps_modules[$appPath] = $modules;
}
}
parent::setInstalledModules($apps_modules);
}
