/**
* {@inheritdoc}
*/
public function write($message, $verbosity)
{
$this->migrator->write($message, $verbosity);
if ($this->file_handle !== false) {
$translated_message = call_user_func_array(array($this->user, 'lang'), $message) . "\n";
if ($verbosity <= migrator_output_handler_interface::VERBOSITY_NORMAL) {
$translated_message = '[INFO] ' . $translated_message;
} else {
$translated_message = '[DEBUG] ' . $translated_message;
}
fwrite($this->file_handle, $translated_message);
fflush($this->file_handle);
}
}
/**
* Attempts to apply a step of the given migration or one of its dependencies
*
* @param string $name The class name of the migration
* @return bool Whether any update step was successfully run
* @throws \src\db\migration\exception
*/
protected function try_apply($name)
{
if (!class_exists($name)) {
$this->output_handler->write(array('MIGRATION_NOT_VALID', $name), migrator_output_handler_interface::VERBOSITY_DEBUG);
return false;
}
$migration = $this->get_migration($name);
$state = isset($this->migration_state[$name]) ? $this->migration_state[$name] : array('migration_depends_on' => $migration->depends_on(), 'migration_schema_done' => false, 'migration_data_done' => false, 'migration_data_state' => '', 'migration_start_time' => 0, 'migration_end_time' => 0);
if (!empty($state['migration_depends_on'])) {
$this->output_handler->write(array('MIGRATION_APPLY_DEPENDENCIES', $name), migrator_output_handler_interface::VERBOSITY_DEBUG);
}
foreach ($state['migration_depends_on'] as $depend) {
if ($this->unfulfillable($depend) !== false) {
throw new \src\db\migration\exception('MIGRATION_NOT_FULFILLABLE', $name, $depend);
}
if (!isset($this->migration_state[$depend]) || !$this->migration_state[$depend]['migration_schema_done'] || !$this->migration_state[$depend]['migration_data_done']) {
return $this->try_apply($depend);
}
}
$this->last_run_migration = array('name' => $name, 'class' => $migration, 'state' => $state, 'task' => '');
if (!isset($this->migration_state[$name])) {
if ($state['migration_start_time'] == 0 && $migration->effectively_installed()) {
$state = array('migration_depends_on' => $migration->depends_on(), 'migration_schema_done' => true, 'migration_data_done' => true, 'migration_data_state' => '', 'migration_start_time' => 0, 'migration_end_time' => 0);
$this->last_run_migration['effectively_installed'] = true;
$this->output_handler->write(array('MIGRATION_EFFECTIVELY_INSTALLED', $name), migrator_output_handler_interface::VERBOSITY_VERBOSE);
} else {
$state['migration_start_time'] = time();
}
}
$this->set_migration_state($name, $state);
if (!$state['migration_schema_done']) {
$this->output_handler->write(array('MIGRATION_SCHEMA_RUNNING', $name), migrator_output_handler_interface::VERBOSITY_VERBOSE);
$this->last_run_migration['task'] = 'process_schema_step';
$elapsed_time = microtime(true);
$steps = $this->helper->get_schema_steps($migration->update_schema());
$result = $this->process_data_step($steps, $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$state['migration_data_state'] = $result === true ? '' : $result;
$state['migration_schema_done'] = $result === true;
$this->output_handler->write(array('MIGRATION_SCHEMA_DONE', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
} else {
if (!$state['migration_data_done']) {
try {
$this->output_handler->write(array('MIGRATION_DATA_RUNNING', $name), migrator_output_handler_interface::VERBOSITY_VERBOSE);
$this->last_run_migration['task'] = 'process_data_step';
$elapsed_time = microtime(true);
$result = $this->process_data_step($migration->update_data(), $state['migration_data_state']);
$elapsed_time = microtime(true) - $elapsed_time;
$state['migration_data_state'] = $result === true ? '' : $result;
$state['migration_data_done'] = $result === true;
$state['migration_end_time'] = $result === true ? time() : 0;
if ($state['migration_schema_done']) {
$this->output_handler->write(array('MIGRATION_DATA_DONE', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_NORMAL);
} else {
$this->output_handler->write(array('MIGRATION_DATA_IN_PROGRESS', $name, $elapsed_time), migrator_output_handler_interface::VERBOSITY_VERY_VERBOSE);
}
} catch (\src\db\migration\exception $e) {
// Revert the schema changes
$this->revert_do($name);
// Rethrow exception
throw $e;
}
}
}
$this->set_migration_state($name, $state);
return true;
}