+
+ /**
+ * Find all users grouped by translated group
+ *
+ * @param $translator The TranslatorInterface instance
+ * @return array|null The user array or null
+ */
+ public function findUserGroupedByTranslatedGroup(TranslatorInterface $translator) {
+ //Get entity manager
+ $em = $this->getEntityManager();
+
+ //Get quote strategy
+ $qs = $em->getConfiguration()->getQuoteStrategy();
+ $dp = $em->getConnection()->getDatabasePlatform();
+
+ //Get quoted table names
+ //XXX: this allow to make this code table name independent
+ $tables = [
+ 'RapsysAirBundle:UserGroup' => $qs->getJoinTableName($em->getClassMetadata('RapsysAirBundle:User')->getAssociationMapping('groups'), $em->getClassMetadata('RapsysAirBundle:User'), $dp),
+ 'RapsysAirBundle:Group' => $qs->getTableName($em->getClassMetadata('RapsysAirBundle:Group'), $dp),
+ 'RapsysAirBundle:User' => $qs->getTableName($em->getClassMetadata('RapsysAirBundle:User'), $dp),
+ //XXX: Set limit used to workaround mariadb subselect optimization
+ ':limit' => PHP_INT_MAX,
+ "\t" => '',
+ "\n" => ' '
+ ];
+
+ //Set the request
+ $req = <<<SQL
+SELECT a.id, a.pseudonym, a.g_id, a.g_title
+FROM (
+ SELECT u.id, u.pseudonym, g.id AS g_id, g.title AS g_title
+ FROM RapsysAirBundle:User AS u
+ JOIN RapsysAirBundle:UserGroup AS gu ON (gu.user_id = u.id)
+ JOIN RapsysAirBundle:Group AS g ON (g.id = gu.group_id)
+ ORDER BY g.id DESC
+ LIMIT 0, :limit
+) AS a
+GROUP BY a.id
+ORDER BY a.id ASC
+SQL;
+
+ //Replace bundle entity name by table name
+ $req = str_replace(array_keys($tables), array_values($tables), $req);
+
+ //Get result set mapping instance
+ //XXX: DEBUG: see ../blog.orig/src/Rapsys/BlogBundle/Repository/ArticleRepository.php
+ $rsm = new ResultSetMapping();
+
+ //Declare all fields
+ //XXX: see vendor/doctrine/dbal/lib/Doctrine/DBAL/Types/Types.php
+ //addScalarResult($sqlColName, $resColName, $type = 'string');
+ $rsm->addScalarResult('id', 'id', 'integer')
+ ->addScalarResult('pseudonym', 'pseudonym', 'string')
+ ->addScalarResult('g_id', 'g_id', 'integer')
+ ->addScalarResult('g_title', 'g_title', 'string')
+ ->addIndexByScalar('id');
+
+ //Fetch result
+ $res = $em
+ ->createNativeQuery($req, $rsm)
+ ->getResult();
+
+ //Init return
+ $ret = [];
+
+ //Process result
+ foreach($res as $data) {
+ //Get translated group
+ $group = $translator->trans($data['g_title']?:'User');
+
+ //Init group subarray
+ if (!isset($ret[$group])) {
+ $ret[$group] = [];
+ }
+
+ //Set data
+ $ret[$group][$data['id']] = $data['pseudonym'];
+ }
+
+ //Send result
+ return $ret;
+ }