setName('db:migrate')
->setDescription('Migration of database changes.');
}
public function execute(InputInterface $input, OutputInterface $output): int
{
$db = \Container::$dbConnection;
$db->startTransaction();
$success = [];
try {
foreach ($this->readDir('structure') as $file) {
$db->multiQuery(file_get_contents($file));
$success[] = $this->saveToDB($file, 'structure');
}
foreach ($this->readDir('data') as $file) {
require $file;
$success[] = $this->saveToDB($file, 'data');
}
} catch (\Exception $e) {
$db->rollback();
$output->writeln('Migration failed!');
$output->writeln('');
$output->writeln((string) $e);
$output->writeln('');
return 1;
}
$db->commit();
$output->writeln('Migration was successful!');
$output->writeln('');
if (count($success) > 0) {
foreach ($success as $migration) {
$output->writeln($migration);
}
$output->writeln('');
}
return 0;
}
private function readDir(string $type): array
{
$done = [];
$migrationTableExists = \Container::$dbConnection->query('SELECT count(*)
FROM information_schema.tables
WHERE table_schema = \'' . $_ENV['DB_NAME'] . '\'
AND table_name = \'migrations\';')
->fetch(IResultSet::FETCH_NUM)[0];
if ($migrationTableExists != 0) {
$select = new Select(\Container::$dbConnection, 'migrations');
$select->columns(['migration']);
$select->where('type', '=', $type);
$select->orderBy('migration');
$result = $select->execute();
while ($migration = $result->fetch(IResultSet::FETCH_ASSOC)) {
$done[] = $migration['migration'];
}
}
$path = ROOT . '/database/migrations/' . $type;
$dir = opendir($path);
if ($dir === false) {
throw new \Exception('Cannot open dir: ' . $path);
}
$files = [];
while ($file = readdir($dir)) {
$filePath = $path . '/' . $file;
if (!is_file($filePath) || in_array(pathinfo($file, PATHINFO_FILENAME), $done)) {
continue;
}
$files[] = $filePath;
}
natsort($files);
return $files;
}
private function saveToDB(string $file, string $type): string
{
$baseName = pathinfo($file, PATHINFO_FILENAME);
$modify = new Modify(\Container::$dbConnection, 'migrations');
$modify->set('migration', $baseName);
$modify->set('type', $type);
$modify->save();
return $baseName . ' (' . $type . ')';
}
}