282 lines
9.3 KiB
PHP
282 lines
9.3 KiB
PHP
<?php
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namespace Illuminate\Database\Console\Migrations;
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use Illuminate\Console\ConfirmableTrait;
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use Illuminate\Contracts\Console\Isolatable;
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use Illuminate\Contracts\Events\Dispatcher;
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use Illuminate\Database\Events\SchemaLoaded;
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use Illuminate\Database\Migrations\Migrator;
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use Illuminate\Database\SQLiteDatabaseDoesNotExistException;
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use Illuminate\Database\SqlServerConnection;
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use PDOException;
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use Throwable;
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class MigrateCommand extends BaseCommand implements Isolatable
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{
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use ConfirmableTrait;
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/**
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* The name and signature of the console command.
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*
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* @var string
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*/
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protected $signature = 'migrate {--database= : The database connection to use}
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{--force : Force the operation to run when in production}
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{--path=* : The path(s) to the migrations files to be executed}
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{--realpath : Indicate any provided migration file paths are pre-resolved absolute paths}
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{--schema-path= : The path to a schema dump file}
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{--pretend : Dump the SQL queries that would be run}
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{--seed : Indicates if the seed task should be re-run}
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{--seeder= : The class name of the root seeder}
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{--step : Force the migrations to be run so they can be rolled back individually}';
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/**
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* The console command description.
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*
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* @var string
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*/
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protected $description = 'Run the database migrations';
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/**
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* The migrator instance.
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*
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* @var \Illuminate\Database\Migrations\Migrator
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*/
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protected $migrator;
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/**
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* The event dispatcher instance.
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*
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* @var \Illuminate\Contracts\Events\Dispatcher
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*/
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protected $dispatcher;
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/**
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* Create a new migration command instance.
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*
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* @param \Illuminate\Database\Migrations\Migrator $migrator
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* @param \Illuminate\Contracts\Events\Dispatcher $dispatcher
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* @return void
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*/
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public function __construct(Migrator $migrator, Dispatcher $dispatcher)
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{
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parent::__construct();
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$this->migrator = $migrator;
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$this->dispatcher = $dispatcher;
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}
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/**
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* Execute the console command.
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*
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* @return int
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*/
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public function handle()
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{
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if (! $this->confirmToProceed()) {
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return 1;
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}
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$this->migrator->usingConnection($this->option('database'), function () {
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$this->prepareDatabase();
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// Next, we will check to see if a path option has been defined. If it has
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// we will use the path relative to the root of this installation folder
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// so that migrations may be run for any path within the applications.
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$migrations = $this->migrator->setOutput($this->output)
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->run($this->getMigrationPaths(), [
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'pretend' => $this->option('pretend'),
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'step' => $this->option('step'),
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]);
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// Finally, if the "seed" option has been given, we will re-run the database
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// seed task to re-populate the database, which is convenient when adding
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// a migration and a seed at the same time, as it is only this command.
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if ($this->option('seed') && ! $this->option('pretend')) {
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$this->call('db:seed', [
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'--class' => $this->option('seeder') ?: 'Database\\Seeders\\DatabaseSeeder',
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'--force' => true,
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]);
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}
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});
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return 0;
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}
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/**
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* Prepare the migration database for running.
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*
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* @return void
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*/
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protected function prepareDatabase()
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{
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if (! $this->repositoryExists()) {
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$this->components->info('Preparing database.');
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$this->components->task('Creating migration table', function () {
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return $this->callSilent('migrate:install', array_filter([
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'--database' => $this->option('database'),
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])) == 0;
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});
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$this->newLine();
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}
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if (! $this->migrator->hasRunAnyMigrations() && ! $this->option('pretend')) {
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$this->loadSchemaState();
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}
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}
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/**
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* Determine if the migrator repository exists.
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*
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* @return bool
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*/
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protected function repositoryExists()
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{
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return retry(2, fn () => $this->migrator->repositoryExists(), 0, function ($e) {
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try {
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if ($e->getPrevious() instanceof SQLiteDatabaseDoesNotExistException) {
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return $this->createMissingSqliteDatbase($e->getPrevious()->path);
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}
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$connection = $this->migrator->resolveConnection($this->option('database'));
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if (
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$e->getPrevious() instanceof PDOException &&
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$e->getPrevious()->getCode() === 1049 &&
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$connection->getDriverName() === 'mysql') {
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return $this->createMissingMysqlDatabase($connection);
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}
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return false;
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} catch (Throwable) {
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return false;
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}
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});
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}
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/**
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* Create a missing SQLite database.
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*
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* @param string $path
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* @return bool
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*/
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protected function createMissingSqliteDatbase($path)
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{
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if ($this->option('force')) {
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return touch($path);
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}
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if ($this->option('no-interaction')) {
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return false;
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}
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$this->components->warn('The SQLite database does not exist: '.$path);
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if (! $this->components->confirm('Would you like to create it?')) {
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return false;
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}
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return touch($path);
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}
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/**
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* Create a missing MySQL database.
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*
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* @return bool
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*/
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protected function createMissingMysqlDatabase($connection)
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{
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if ($this->laravel['config']->get("database.connections.{$connection->getName()}.database") !== $connection->getDatabaseName()) {
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return false;
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}
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if (! $this->option('force') && $this->option('no-interaction')) {
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return false;
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}
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if (! $this->option('force') && ! $this->option('no-interaction')) {
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$this->components->warn("The database '{$connection->getDatabaseName()}' does not exist on the '{$connection->getName()}' connection.");
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if (! $this->components->confirm('Would you like to create it?')) {
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return false;
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}
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}
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try {
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$this->laravel['config']->set("database.connections.{$connection->getName()}.database", null);
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$this->laravel['db']->purge();
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$freshConnection = $this->migrator->resolveConnection($this->option('database'));
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return tap($freshConnection->unprepared("CREATE DATABASE IF NOT EXISTS `{$connection->getDatabaseName()}`"), function () {
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$this->laravel['db']->purge();
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});
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} finally {
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$this->laravel['config']->set("database.connections.{$connection->getName()}.database", $connection->getDatabaseName());
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}
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}
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/**
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* Load the schema state to seed the initial database schema structure.
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*
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* @return void
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*/
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protected function loadSchemaState()
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{
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$connection = $this->migrator->resolveConnection($this->option('database'));
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// First, we will make sure that the connection supports schema loading and that
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// the schema file exists before we proceed any further. If not, we will just
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// continue with the standard migration operation as normal without errors.
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if ($connection instanceof SqlServerConnection ||
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! is_file($path = $this->schemaPath($connection))) {
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return;
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}
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$this->components->info('Loading stored database schemas.');
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$this->components->task($path, function () use ($connection, $path) {
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// Since the schema file will create the "migrations" table and reload it to its
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// proper state, we need to delete it here so we don't get an error that this
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// table already exists when the stored database schema file gets executed.
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$this->migrator->deleteRepository();
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$connection->getSchemaState()->handleOutputUsing(function ($type, $buffer) {
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$this->output->write($buffer);
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})->load($path);
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});
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$this->newLine();
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// Finally, we will fire an event that this schema has been loaded so developers
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// can perform any post schema load tasks that are necessary in listeners for
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// this event, which may seed the database tables with some necessary data.
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$this->dispatcher->dispatch(
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new SchemaLoaded($connection, $path)
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);
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}
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/**
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* Get the path to the stored schema for the given connection.
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*
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* @param \Illuminate\Database\Connection $connection
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* @return string
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*/
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protected function schemaPath($connection)
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{
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if ($this->option('schema-path')) {
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return $this->option('schema-path');
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}
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if (file_exists($path = database_path('schema/'.$connection->getName().'-schema.dump'))) {
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return $path;
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}
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return database_path('schema/'.$connection->getName().'-schema.sql');
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}
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}
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