/**
* Main method builds all the targets for a typical propel project.
*/
public function main()
{
// check to make sure task received all correct params
$this->validate();
$generatorConfig = $this->getGeneratorConfig();
// loading model from database
$this->log('Reading databases structure...');
$connections = $generatorConfig->getBuildConnections();
if (!$connections) {
throw new Exception('You must define database connection settings in a buildtime-conf.xml file to use diff');
}
$totalNbTables = 0;
$ad = new AppData();
foreach ($connections as $name => $params) {
$this->log(sprintf('Connecting to database "%s" using DSN "%s"', $name, $params['dsn']), Project::MSG_VERBOSE);
$pdo = $generatorConfig->getBuildPDO($name);
$database = new Database($name);
$platform = $generatorConfig->getConfiguredPlatform($pdo);
$database->setPlatform($platform);
$database->setDefaultIdMethod(IDMethod::NATIVE);
$parser = $generatorConfig->getConfiguredSchemaParser($pdo);
$nbTables = $parser->parse($database, $this);
$ad->addDatabase($database);
$totalNbTables += $nbTables;
$this->log(sprintf('%d tables imported from database "%s"', $nbTables, $name), Project::MSG_VERBOSE);
}
if ($totalNbTables) {
$this->log(sprintf('%d tables imported from databases.', $totalNbTables));
} else {
$this->log('Database is empty');
}
// loading model from XML
$this->packageObjectModel = true;
$appDatasFromXml = $this->getDataModels();
$appDataFromXml = array_pop($appDatasFromXml);
// comparing models
$this->log('Comparing models...');
$manager = new PropelMigrationManager();
$manager->setConnections($connections);
$manager->setMigrationDir($this->getOutputDirectory());
$migrationsUp = array();
$migrationsDown = array();
foreach ($ad->getDatabases() as $database) {
$name = $database->getName();
$this->log(sprintf('Comparing database "%s"', $name), Project::MSG_VERBOSE);
if (!$appDataFromXml->hasDatabase($name)) {
// FIXME: tables present in database but not in XML
continue;
}
$databaseDiff = PropelDatabaseComparator::computeDiff($database, $appDataFromXml->getDatabase($name), $this->isCaseInsensitive());
if (!$databaseDiff) {
$this->log(sprintf('Same XML and database structures for datasource "%s" - no diff to generate', $name), Project::MSG_VERBOSE);
continue;
}
$this->log(sprintf('Structure of database was modified in datasource "%s": %s', $name, $databaseDiff->getDescription()));
$platform = $generatorConfig->getConfiguredPlatform(null, $name);
$migrationsUp[$name] = $platform->getModifyDatabaseDDL($databaseDiff);
$migrationsDown[$name] = $platform->getModifyDatabaseDDL($databaseDiff->getReverseDiff());
}
if (!$migrationsUp) {
$this->log('Same XML and database structures for all datasource - no diff to generate');
return;
}
$timestamp = time();
$migrationFileName = $manager->getMigrationFileName($timestamp);
$migrationClassBody = $manager->getMigrationClassBody($migrationsUp, $migrationsDown, $timestamp);
$_f = new PhingFile($this->getOutputDirectory(), $migrationFileName);
file_put_contents($_f->getAbsolutePath(), $migrationClassBody);
$this->log(sprintf('"%s" file successfully created in %s', $_f->getName(), $_f->getParent()));
if ($editorCmd = $this->getEditorCmd()) {
$this->log(sprintf('Using "%s" as text editor', $editorCmd));
shell_exec($editorCmd . ' ' . escapeshellarg($_f->getAbsolutePath()));
} else {
$this->log(' Please review the generated SQL statements, and add data migration code if necessary.');
$this->log(' Once the migration class is valid, call the "migrate" task to execute it.');
}
}
/**
* @see sfTask
*/
protected function execute($arguments = array(), $options = array())
{
$databaseManager = new sfDatabaseManager($this->configuration);
$connections = $this->getConnections($databaseManager);
$this->logSection('propel', 'Reading databases structure...');
$ad = new AppData();
$totalNbTables = 0;
foreach ($connections as $name => $params) {
if ($options['verbose']) {
$this->logSection('propel', sprintf(' Connecting to database "%s" using DSN "%s"', $name, $params['dsn']), null, 'COMMENT');
}
$pdo = $databaseManager->getDatabase($name)->getConnection();
$database = new Database($name);
$platform = $this->getPlatform($databaseManager, $name);
$database->setPlatform($platform);
$database->setDefaultIdMethod(IDMethod::NATIVE);
$parser = $this->getParser($databaseManager, $name, $pdo);
$parser->setMigrationTable($options['migration-table']);
$parser->setPlatform($platform);
$nbTables = $parser->parse($database);
$ad->addDatabase($database);
$totalNbTables += $nbTables;
if ($options['verbose']) {
$this->logSection('propel', sprintf(' %d tables imported from database "%s"', $nbTables, $name), null, 'COMMENT');
}
}
if ($totalNbTables) {
$this->logSection('propel', sprintf('%d tables imported from databases.', $totalNbTables));
} else {
$this->logSection('propel', 'Database is empty');
}
$this->logSection('propel', 'Loading XML schema files...');
Phing::startup();
// required to locate behavior classes...
$this->schemaToXML(self::DO_NOT_CHECK_SCHEMA, 'generated-');
$this->copyXmlSchemaFromPlugins('generated-');
$appData = $this->getModels($databaseManager, $options['verbose']);
$this->logSection('propel', sprintf('%d tables defined in the schema files.', $appData->countTables()));
$this->cleanup($options['verbose']);
$this->logSection('propel', 'Comparing databases and schemas...');
$manager = new PropelMigrationManager();
$manager->setConnections($connections);
$migrationsUp = array();
$migrationsDown = array();
foreach ($ad->getDatabases() as $database) {
$name = $database->getName();
if ($options['verbose']) {
$this->logSection('propel', sprintf(' Comparing database "%s"', $name), null, 'COMMENT');
}
if (!$appData->hasDatabase($name)) {
// FIXME: tables present in database but not in XML
continue;
}
$databaseDiff = PropelDatabaseComparator::computeDiff($database, $appData->getDatabase($name));
if (!$databaseDiff) {
if ($options['verbose']) {
$this->logSection('propel', sprintf(' Same XML and database structures for datasource "%s" - no diff to generate', $name), null, 'COMMENT');
}
continue;
}
$this->logSection('propel', sprintf('Structure of database was modified in datasource "%s": %s', $name, $databaseDiff->getDescription()));
if ($options['verbose']) {
$this->logBlock($databaseDiff, 'COMMENT');
}
$platform = $this->getPlatform($databaseManager, $name);
$migrationsUp[$name] = $platform->getModifyDatabaseDDL($databaseDiff);
$migrationsDown[$name] = $platform->getModifyDatabaseDDL($databaseDiff->getReverseDiff());
}
if (!$migrationsUp) {
$this->logSection('propel', 'Same XML and database structures for all datasources - no diff to generate');
return;
}
$timestamp = time();
$migrationDirectory = sfConfig::get('sf_root_dir') . DIRECTORY_SEPARATOR . $options['migration-dir'];
$migrationFileName = $manager->getMigrationFileName($timestamp);
$migrationFilePath = $migrationDirectory . DIRECTORY_SEPARATOR . $migrationFileName;
if ($options['ask-confirmation'] && !$this->askConfirmation(array(sprintf('Migration class will be generated in %s', $migrationFilePath), 'Are you sure you want to proceed? (Y/n)'), 'QUESTION_LARGE', true)) {
$this->logSection('propel', 'Task aborted.');
return 1;
}
$this->getFilesystem()->mkdirs($migrationDirectory);
$migrationClassBody = $manager->getMigrationClassBody($migrationsUp, $migrationsDown, $timestamp);
file_put_contents($migrationFilePath, $migrationClassBody);
$this->logSection('propel', sprintf('"%s" file successfully created in %s', $migrationFileName, $migrationDirectory));
if ($editorCmd = $options['editor-cmd']) {
$this->logSection('propel', sprintf('Using "%s" as text editor', $editorCmd));
shell_exec($editorCmd . ' ' . escapeshellarg($migrationFilePath));
} else {
$this->logSection('propel', ' Please review the generated SQL statements, and add data migration code if necessary.');
$this->logSection('propel', ' Once the migration class is valid, call the "propel:migrate" task to execute it.');
}
}