+
+
+ /**
+ * Rekey sessions and applications by chronological session id
+ *
+ * @return bool The rekey success or failure
+ */
+ function rekey(): bool {
+ //Get entity manager
+ $em = $this->getEntityManager();
+
+ //Get connection
+ $cnx = $em->getConnection();
+
+ //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:Application' => $qs->getTableName($em->getClassMetadata('RapsysAirBundle:Application'), $dp),
+ 'RapsysAirBundle:Session' => $qs->getTableName($em->getClassMetadata('RapsysAirBundle:Session'), $dp),
+ ':afterid' => 4,
+ "\t" => '',
+ "\n" => ' '
+ ];
+
+ //Set the request
+ $req = <<<SQL
+SELECT
+ a.id,
+ a.sa_id
+FROM (
+ SELECT
+ s.id,
+ s.date,
+ s.begin,
+ s.slot_id,
+ GROUP_CONCAT(sa.id ORDER BY sa.id SEPARATOR "\\n") AS sa_id
+ FROM RapsysAirBundle:Session AS s
+ LEFT JOIN RapsysAirBundle:Application AS sa ON (sa.session_id = s.id)
+ GROUP BY s.id
+ ORDER BY NULL
+) AS a
+ORDER BY ADDDATE(ADDTIME(a.date, a.begin), INTERVAL IF(a.slot_id = :afterid, 1, 0) DAY) 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('sa_id', 'sa_id', 'string');
+ #->addIndexByScalar('id');
+
+ //Fetch result
+ $rnq = $em->createNativeQuery($req, $rsm);
+
+ //Get result set
+ $res = $rnq->getResult();
+
+ //Start transaction
+ $cnx->beginTransaction();
+
+ //Set update session request
+ $sreq = <<<SQL
+UPDATE RapsysAirBundle:Session
+SET id = :nid, updated = NOW()
+WHERE id = :id
+SQL;
+
+ //Replace bundle entity name by table name
+ $sreq = str_replace(array_keys($tables), array_values($tables), $sreq);
+
+ //Set update application request
+ $areq = <<<SQL
+UPDATE RapsysAirBundle:Application
+SET session_id = :nid, updated = NOW()
+WHERE session_id = :id
+SQL;
+
+ //Replace bundle entity name by table name
+ $areq = str_replace(array_keys($tables), array_values($tables), $areq);
+
+ //Set max value
+ $max = max(array_keys($res));
+
+ try {
+ //Prepare session to update
+ foreach($res as $id => $data) {
+ //Set temp id
+ $res[$id]['t_id'] = $max + $id + 1;
+
+ //Set new id
+ $res[$id]['n_id'] = $id + 1;
+
+ //Explode application ids
+ $res[$id]['sa_id'] = explode("\n", $data['sa_id']);
+
+ //Without change
+ if ($res[$id]['n_id'] == $res[$id]['id']) {
+ //Remove unchanged session
+ unset($res[$id]);
+ }
+ }
+
+ //With changes
+ if (!empty($res)) {
+ //Disable foreign key checks
+ $cnx->prepare('SET foreign_key_checks = 0')->execute();
+
+ //Update to temp id
+ foreach($res as $id => $data) {
+ //Run session update
+ $cnx->executeUpdate($sreq, ['nid' => $res[$id]['t_id'], 'id' => $res[$id]['id']]);
+
+ //Run applications update
+ $cnx->executeUpdate($areq, ['nid' => $res[$id]['t_id'], 'id' => $res[$id]['id']]);
+ }
+
+ //Update to new id
+ foreach($res as $id => $data) {
+ //Run session update
+ $cnx->executeUpdate($sreq, ['nid' => $res[$id]['n_id'], 'id' => $res[$id]['t_id']]);
+
+ //Run applications update
+ $cnx->executeUpdate($areq, ['nid' => $res[$id]['n_id'], 'id' => $res[$id]['t_id']]);
+ }
+
+ //Restore foreign key checks
+ $cnx->prepare('SET foreign_key_checks = 1')->execute();
+
+ //Commit transaction
+ $cnx->commit();
+
+ //Set update auto_increment request
+ $ireq = <<<SQL
+ALTER TABLE RapsysAirBundle:Session
+auto_increment = 1
+SQL;
+
+ //Replace bundle entity name by table name
+ $ireq = str_replace(array_keys($tables), array_values($tables), $ireq);
+
+ //Reset auto_increment
+ $cnx->exec($ireq);
+ //Without changes
+ } else {
+ //Rollback transaction
+ $cnx->rollback();
+ }
+ } catch(\Exception $e) {
+ //Rollback transaction
+ $cnx->rollback();
+
+ //Throw exception
+ throw $e;
+ }
+
+ //Return success
+ return true;
+ }
Rapsys Git / airbundle / blobdiff