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2025-08-14 22:41:49 +02:00

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<?php
namespace Doctrine\DBAL\Migrations;
use Doctrine\DBAL\Migrations\Configuration\Configuration;
use Doctrine\DBAL\Migrations\Event\MigrationsVersionEventArgs;
use Doctrine\DBAL\Migrations\Provider\LazySchemaDiffProvider;
use Doctrine\DBAL\Migrations\Provider\SchemaDiffProvider;
use Doctrine\DBAL\Migrations\Provider\SchemaDiffProviderInterface;
use Doctrine\DBAL\Types\Type;
/**
* Class which wraps a migration version and allows execution of the
* individual migration version up or down method.
*
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.doctrine-project.org
* @since 2.0
* @author Jonathan H. Wage <jonwage@gmail.com>
*/
class Version
{
const STATE_NONE = 0;
const STATE_PRE = 1;
const STATE_EXEC = 2;
const STATE_POST = 3;
const DIRECTION_UP = 'up';
const DIRECTION_DOWN = 'down';
/**
* The Migrations Configuration instance for this migration
*
* @var Configuration
*/
private $configuration;
/**
* The OutputWriter object instance used for outputting information
*
* @var OutputWriter
*/
private $outputWriter;
/**
* The version in timestamp format (YYYYMMDDHHMMSS)
*
* @var string
*/
private $version;
/**
* The migration instance for this version
*
* @var AbstractMigration
*/
private $migration;
/**
* @var \Doctrine\DBAL\Connection
*/
private $connection;
/**
* @var string
*/
private $class;
/** The array of collected SQL statements for this version */
private $sql = [];
/** The array of collected parameters for SQL statements for this version */
private $params = [];
/** The array of collected types for SQL statements for this version */
private $types = [];
/** The time in seconds that this migration version took to execute */
private $time;
/**
* @var int
*/
private $state = self::STATE_NONE;
/** @var SchemaDiffProviderInterface */
private $schemaProvider;
public function __construct(Configuration $configuration, $version, $class, SchemaDiffProviderInterface $schemaProvider = null)
{
$this->configuration = $configuration;
$this->outputWriter = $configuration->getOutputWriter();
$this->class = $class;
$this->connection = $configuration->getConnection();
$this->migration = new $class($this);
$this->version = $version;
if ($schemaProvider !== null) {
$this->schemaProvider = $schemaProvider;
}
if ($schemaProvider === null) {
$schemaProvider = new SchemaDiffProvider(
$this->connection->getSchemaManager(),
$this->connection->getDatabasePlatform()
);
$this->schemaProvider = LazySchemaDiffProvider::fromDefaultProxyFactoryConfiguration($schemaProvider);
}
}
/**
* Returns the string version in the format YYYYMMDDHHMMSS
*
* @return string $version
*/
public function getVersion()
{
return $this->version;
}
/**
* Returns the Migrations Configuration object instance
*
* @return Configuration $configuration
*/
public function getConfiguration()
{
return $this->configuration;
}
/**
* Check if this version has been migrated or not.
*
* @return boolean
*/
public function isMigrated()
{
return $this->configuration->hasVersionMigrated($this);
}
public function markMigrated()
{
$this->markVersion('up');
}
private function markVersion($direction)
{
$action = $direction === 'up' ? 'insert' : 'delete';
$this->configuration->createMigrationTable();
$this->connection->$action(
$this->configuration->getMigrationsTableName(),
[$this->configuration->getQuotedMigrationsColumnName() => $this->version]
);
}
public function markNotMigrated()
{
$this->markVersion('down');
}
/**
* Add some SQL queries to this versions migration
*
* @param array|string $sql
* @param array $params
* @param array $types
*/
public function addSql($sql, array $params = [], array $types = [])
{
if (is_array($sql)) {
foreach ($sql as $key => $query) {
$this->sql[] = $query;
if ( ! empty($params[$key])) {
$queryTypes = $types[$key] ?? [];
$this->addQueryParams($params[$key], $queryTypes);
}
}
} else {
$this->sql[] = $sql;
if ( ! empty($params)) {
$this->addQueryParams($params, $types);
}
}
}
/**
* @param mixed[] $params Array of prepared statement parameters
* @param string[] $types Array of the types of each statement parameters
*/
private function addQueryParams($params, $types)
{
$index = count($this->sql) - 1;
$this->params[$index] = $params;
$this->types[$index] = $types;
}
/**
* Write a migration SQL file to the given path
*
* @param string $path The path to write the migration SQL file.
* @param string $direction The direction to execute.
*
* @return boolean $written
* @throws MigrationException
*/
public function writeSqlFile($path, $direction = self::DIRECTION_UP)
{
$queries = $this->execute($direction, true);
if ( ! empty($this->params)) {
throw MigrationException::migrationNotConvertibleToSql($this->class);
}
$this->outputWriter->write("\n-- Version " . $this->version . "\n");
$sqlQueries = [$this->version => $queries];
/*
* Since the configuration object changes during the creation we cannot inject things
* properly, so I had to violate LoD here (so please, let's find a way to solve it on v2).
*/
return $this->configuration->getQueryWriter()
->write($path, $direction, $sqlQueries);
}
/**
* @return AbstractMigration
*/
public function getMigration()
{
return $this->migration;
}
/**
* Execute this migration version up or down and and return the SQL.
* We are only allowing the addSql call and the schema modification to take effect in the up and down call.
* This is necessary to ensure that the migration is revertable.
* The schema is passed to the pre and post method only to be able to test the presence of some table, And the
* connection that can get used trough it allow for the test of the presence of records.
*
* @param string $direction The direction to execute the migration.
* @param boolean $dryRun Whether to not actually execute the migration SQL and just do a dry run.
* @param boolean $timeAllQueries Measuring or not the execution time of each SQL query.
*
* @return array $sql
*
* @throws \Exception when migration fails
*/
public function execute($direction, $dryRun = false, $timeAllQueries = false)
{
$this->dispatchEvent(Events::onMigrationsVersionExecuting, $direction, $dryRun);
$this->sql = [];
$transaction = $this->migration->isTransactional();
if ($transaction) {
//only start transaction if in transactional mode
$this->connection->beginTransaction();
}
try {
$migrationStart = microtime(true);
$this->state = self::STATE_PRE;
$fromSchema = $this->schemaProvider->createFromSchema();
$this->migration->{'pre' . ucfirst($direction)}($fromSchema);
if ($direction === self::DIRECTION_UP) {
$this->outputWriter->write("\n" . sprintf(' <info>++</info> migrating <comment>%s</comment>', $this->version) . "\n");
} else {
$this->outputWriter->write("\n" . sprintf(' <info>--</info> reverting <comment>%s</comment>', $this->version) . "\n");
}
$this->state = self::STATE_EXEC;
$toSchema = $this->schemaProvider->createToSchema($fromSchema);
$this->migration->$direction($toSchema);
$this->addSql($this->schemaProvider->getSqlDiffToMigrate($fromSchema, $toSchema));
$this->executeRegisteredSql($dryRun, $timeAllQueries);
$this->state = self::STATE_POST;
$this->migration->{'post' . ucfirst($direction)}($toSchema);
if ( ! $dryRun) {
if ($direction === self::DIRECTION_UP) {
$this->markMigrated();
} else {
$this->markNotMigrated();
}
}
$migrationEnd = microtime(true);
$this->time = round($migrationEnd - $migrationStart, 2);
if ($direction === self::DIRECTION_UP) {
$this->outputWriter->write(sprintf("\n <info>++</info> migrated (%ss)", $this->time));
} else {
$this->outputWriter->write(sprintf("\n <info>--</info> reverted (%ss)", $this->time));
}
if ($transaction) {
//commit only if running in transactional mode
$this->connection->commit();
}
$this->state = self::STATE_NONE;
$this->dispatchEvent(Events::onMigrationsVersionExecuted, $direction, $dryRun);
return $this->sql;
} catch (SkipMigrationException $e) {
if ($transaction) {
//only rollback transaction if in transactional mode
$this->connection->rollBack();
}
if ($dryRun === false) {
// now mark it as migrated
if ($direction === self::DIRECTION_UP) {
$this->markMigrated();
} else {
$this->markNotMigrated();
}
}
$this->outputWriter->write(sprintf("\n <info>SS</info> skipped (Reason: %s)", $e->getMessage()));
$this->state = self::STATE_NONE;
$this->dispatchEvent(Events::onMigrationsVersionSkipped, $direction, $dryRun);
return [];
} catch (\Exception $e) {
$this->outputWriter->write(sprintf(
'<error>Migration %s failed during %s. Error %s</error>',
$this->version,
$this->getExecutionState(),
$e->getMessage()
));
if ($transaction) {
//only rollback transaction if in transactional mode
$this->connection->rollBack();
}
$this->state = self::STATE_NONE;
throw $e;
}
}
public function getExecutionState()
{
switch ($this->state) {
case self::STATE_PRE:
return 'Pre-Checks';
case self::STATE_POST:
return 'Post-Checks';
case self::STATE_EXEC:
return 'Execution';
default:
return 'No State';
}
}
private function outputQueryTime($queryStart, $timeAllQueries = false)
{
if ($timeAllQueries !== false) {
$queryEnd = microtime(true);
$queryTime = round($queryEnd - $queryStart, 4);
$this->outputWriter->write(sprintf(" <info>%ss</info>", $queryTime));
}
}
/**
* Returns the time this migration version took to execute
*
* @return integer $time The time this migration version took to execute
*/
public function getTime()
{
return $this->time;
}
public function __toString()
{
return $this->version;
}
private function executeRegisteredSql($dryRun = false, $timeAllQueries = false)
{
if ( ! $dryRun) {
if ( ! empty($this->sql)) {
foreach ($this->sql as $key => $query) {
$queryStart = microtime(true);
$this->outputSqlQuery($key, $query);
if ( ! isset($this->params[$key])) {
$this->connection->executeQuery($query);
} else {
$this->connection->executeQuery($query, $this->params[$key], $this->types[$key]);
}
$this->outputQueryTime($queryStart, $timeAllQueries);
}
} else {
$this->outputWriter->write(sprintf(
'<error>Migration %s was executed but did not result in any SQL statements.</error>',
$this->version
));
}
} else {
foreach ($this->sql as $idx => $query) {
$this->outputSqlQuery($idx, $query);
}
}
}
/**
* Outputs a SQL query via the `OutputWriter`.
*
* @param int $idx The SQL query index. Used to look up params.
* @param string $query the query to output
* @return void
*/
private function outputSqlQuery($idx, $query)
{
$params = $this->formatParamsForOutput(
$this->params[$idx] ?? [],
$this->types[$idx] ?? []
);
$this->outputWriter->write(rtrim(sprintf(
' <comment>-></comment> %s %s',
$query,
$params
)));
}
/**
* Formats a set of sql parameters for output with dry run.
*
* @param array $params The query parameters
* @param array $types The types of the query params. Default type is a string
* @return string|null a string of the parameters present.
*/
private function formatParamsForOutput(array $params, array $types)
{
if (empty($params)) {
return '';
}
$out = [];
foreach ($params as $key => $value) {
$type = $types[$key] ?? 'string';
$outval = '[' . $this->formatParameter($value, $type) . ']';
$out[] = is_string($key) ? sprintf(':%s => %s', $key, $outval) : $outval;
}
return sprintf('with parameters (%s)', implode(', ', $out));
}
private function dispatchEvent($eventName, $direction, $dryRun)
{
$this->configuration->dispatchEvent($eventName, new MigrationsVersionEventArgs(
$this,
$this->configuration,
$direction,
$dryRun
));
}
private function formatParameter($value, string $type) : ?string
{
if (Type::hasType($type)) {
return Type::getType($type)->convertToDatabaseValue(
$value,
$this->connection->getDatabasePlatform()
);
}
return $this->parameterToString($value);
}
private function parameterToString($value) : string
{
if (is_array($value)) {
return implode(', ', array_map([$this, 'parameterToString'], $value));
}
if (is_int($value) || is_string($value)) {
return (string) $value;
}
if (is_bool($value)) {
return $value === true ? 'true' : 'false';
}
return '?';
}
}