+ $help = 'Database driver "' . $this->getContainer()->getParameter('database_driver') . '" is not installed.';
+ }
+
+ $rows[] = [sprintf($label, $this->getContainer()->getParameter('database_driver')), $status, $help];
+
+ // testing if connection to the database can be etablished
+ $label = '<comment>Database connection</comment>';
+ $status = '<info>OK!</info>';
+ $help = '';
+
+ try {
+ $conn = $this->getContainer()->get('doctrine')->getManager()->getConnection();
+ $conn->connect();
+ } catch (\Exception $e) {
+ if (false === strpos($e->getMessage(), 'Unknown database')
+ && false === strpos($e->getMessage(), 'database "' . $this->getContainer()->getParameter('database_name') . '" does not exist')) {
+ $fulfilled = false;
+ $status = '<error>ERROR!</error>';
+ $help = 'Can\'t connect to the database: ' . $e->getMessage();
+ }
+ }
+
+ $rows[] = [$label, $status, $help];
+
+ // check MySQL & PostgreSQL version
+ $label = '<comment>Database version</comment>';
+ $status = '<info>OK!</info>';
+ $help = '';
+
+ // now check if MySQL isn't too old to handle utf8mb4
+ if ($conn->isConnected() && 'mysql' === $conn->getDatabasePlatform()->getName()) {
+ $version = $conn->query('select version()')->fetchColumn();
+ $minimalVersion = '5.5.4';
+
+ if (false === version_compare($version, $minimalVersion, '>')) {
+ $fulfilled = false;
+ $status = '<error>ERROR!</error>';
+ $help = 'Your MySQL version (' . $version . ') is too old, consider upgrading (' . $minimalVersion . '+).';
+ }
+ }
+
+ // testing if PostgreSQL > 9.1
+ if ($conn->isConnected() && 'postgresql' === $conn->getDatabasePlatform()->getName()) {
+ // return version should be like "PostgreSQL 9.5.4 on x86_64-apple-darwin15.6.0, compiled by Apple LLVM version 8.0.0 (clang-800.0.38), 64-bit"
+ $version = $doctrineManager->getConnection()->query('SELECT version();')->fetchColumn();
+
+ preg_match('/PostgreSQL ([0-9\.]+)/i', $version, $matches);
+
+ if (isset($matches[1]) & version_compare($matches[1], '9.2.0', '<')) {
+ $fulfilled = false;
+ $status = '<error>ERROR!</error>';
+ $help = 'PostgreSQL should be greater than 9.1 (actual version: ' . $matches[1] . ')';
+ }