public function main()
{
$manager = new PropelMigrationManager();
$manager->setConnections($this->getGeneratorConfig()->getBuildConnections());
$manager->setMigrationTable($this->getMigrationTable());
$manager->setMigrationDir($this->getOutputDirectory());
// the following is a verbose version of PropelMigrationManager::getValidMigrationTimestamps()
// mostly for explicit output
$this->log('Checking Database Versions...');
foreach ($manager->getConnections() as $datasource => $params) {
$this->log(sprintf('Connecting to database "%s" using DSN "%s"', $datasource, $params['dsn']), Project::MSG_VERBOSE);
if (!$manager->migrationTableExists($datasource)) {
$this->log(sprintf('Migration table does not exist in datasource "%s"; creating it.', $datasource), Project::MSG_VERBOSE);
$manager->createMigrationTable($datasource);
}
}
if ($oldestMigrationTimestamp = $manager->getOldestDatabaseVersion()) {
$this->log(sprintf('Latest migration was executed on %s (timestamp %d)', date('Y-m-d H:i:s', $oldestMigrationTimestamp), $oldestMigrationTimestamp), Project::MSG_VERBOSE);
} else {
$this->log('No migration was ever executed on these connection settings.', Project::MSG_VERBOSE);
}
$this->log('Listing Migration files...');
$dir = $this->getOutputDirectory();
$migrationTimestamps = $manager->getMigrationTimestamps();
$nbExistingMigrations = count($migrationTimestamps);
if ($migrationTimestamps) {
$this->log(sprintf('%d valid migration classes found in "%s"', $nbExistingMigrations, $dir), Project::MSG_VERBOSE);
if ($validTimestamps = $manager->getValidMigrationTimestamps()) {
$countValidTimestamps = count($validTimestamps);
if ($countValidTimestamps == 1) {
$this->log('1 migration needs to be executed:');
} else {
$this->log(sprintf('%d migrations need to be executed:', $countValidTimestamps));
}
}
foreach ($migrationTimestamps as $timestamp) {
$this->log(sprintf(' %s %s %s', $timestamp == $oldestMigrationTimestamp ? '>' : ' ', $manager->getMigrationClassName($timestamp), $timestamp <= $oldestMigrationTimestamp ? '(executed)' : ''), $timestamp <= $oldestMigrationTimestamp ? Project::MSG_VERBOSE : Project::MSG_INFO);
}
} else {
$this->log(sprintf('No migration file found in "%s".', $dir));
$this->log('Make sure you run the sql-diff task.');
return false;
}
$migrationTimestamps = $manager->getValidMigrationTimestamps();
$nbNotYetExecutedMigrations = count($migrationTimestamps);
if (!$nbNotYetExecutedMigrations) {
$this->log('All migration files were already executed - Nothing to migrate.');
return false;
}
$this->log(sprintf('Call the "migrate" task to execute %s', $countValidTimestamps == 1 ? 'it' : 'them'));
}