/**
* check dependencies
*/
public static function checkDependencies()
{
$dependencies = array();
foreach (OC_Mount_Config::$backends as $class => $backend) {
if (isset($backend['has_dependencies']) and $backend['has_dependencies'] === true) {
$result = $class::checkDependencies();
if ($result !== true) {
if (!is_array($result)) {
$result = array($result);
}
foreach ($result as $key => $value) {
if (is_numeric($key)) {
OC_Mount_Config::addDependency($dependencies, $value, $backend['backend']);
} else {
OC_Mount_Config::addDependency($dependencies, $key, $backend['backend'], $value);
}
}
}
}
}
if (count($dependencies) > 0) {
return OC_Mount_Config::generateDependencyMessage($dependencies);
}
return '';
}