+
+ //Set default config in parameter
+ if (!$container->hasParameter($alias = $this->getAlias())) {
+ $container->setParameter($alias, $config[$alias]);
+ //Fill missing entries
+ } else {
+ //Change in config flag
+ $change = false;
+
+ //Iterate on each user configuration keys
+ foreach($container->getParameter($alias) as $k => $v) {
+ //Check if value is an array
+ if (is_array($v)) {
+ //Iterate on each array keys
+ foreach($v as $sk => $sv) {
+ //Check if sub value is an array
+ if (is_array($sv)) {
+ //TODO: implement sub sub key merging ? (or recursive ?)
+ @trigger_error('Nested level > 2 not yet implemented here', E_USER_ERROR);
+ //Save sub value
+ } else {
+ //Trigger changed flag
+ $change = true;
+ //Replace default value with user provided one
+ $config[$alias][$k][$sk] = $sv;
+ }
+ }
+ //Save value
+ } else {
+ //Trigger changed flag
+ $change = true;
+ //Replace default value with user provided one
+ $config[$alias][$k] = $v;
+ }
+ }
+
+ //Check if change occured
+ if ($change) {
+ //Save parameters
+ $container->setParameter($alias, $config[$alias]);
+ }
+ }