92 lines
3.0 KiB
PHP
92 lines
3.0 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Doctrine\Migrations\Provider;
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use Doctrine\DBAL\Schema\Schema;
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use ProxyManager\Configuration;
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use ProxyManager\Factory\LazyLoadingValueHolderFactory;
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use ProxyManager\GeneratorStrategy\EvaluatingGeneratorStrategy;
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use ProxyManager\Proxy\LazyLoadingInterface;
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/**
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* The LazySchemaDiffProvider is responsible for lazily generating the from schema when diffing two schemas
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* to produce a migration.
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*
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* @internal
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*/
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class LazySchemaDiffProvider implements SchemaDiffProvider
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{
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private LazyLoadingValueHolderFactory $proxyFactory;
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private SchemaDiffProvider $originalSchemaManipulator;
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public function __construct(
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LazyLoadingValueHolderFactory $proxyFactory,
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SchemaDiffProvider $originalSchemaManipulator
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) {
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$this->proxyFactory = $proxyFactory;
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$this->originalSchemaManipulator = $originalSchemaManipulator;
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}
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public static function fromDefaultProxyFactoryConfiguration(
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SchemaDiffProvider $originalSchemaManipulator
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): LazySchemaDiffProvider {
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$proxyConfig = new Configuration();
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$proxyConfig->setGeneratorStrategy(new EvaluatingGeneratorStrategy());
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$proxyFactory = new LazyLoadingValueHolderFactory($proxyConfig);
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return new LazySchemaDiffProvider($proxyFactory, $originalSchemaManipulator);
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}
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public function createFromSchema(): Schema
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{
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$originalSchemaManipulator = $this->originalSchemaManipulator;
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return $this->proxyFactory->createProxy(
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Schema::class,
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static function (&$wrappedObject, $proxy, $method, array $parameters, &$initializer) use ($originalSchemaManipulator): bool {
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$initializer = null;
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$wrappedObject = $originalSchemaManipulator->createFromSchema();
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return true;
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}
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);
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}
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public function createToSchema(Schema $fromSchema): Schema
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{
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$originalSchemaManipulator = $this->originalSchemaManipulator;
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if ($fromSchema instanceof LazyLoadingInterface && ! $fromSchema->isProxyInitialized()) {
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return $this->proxyFactory->createProxy(
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Schema::class,
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static function (&$wrappedObject, $proxy, $method, array $parameters, &$initializer) use ($originalSchemaManipulator, $fromSchema): bool {
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$initializer = null;
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$wrappedObject = $originalSchemaManipulator->createToSchema($fromSchema);
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return true;
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}
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);
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}
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return $this->originalSchemaManipulator->createToSchema($fromSchema);
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}
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/** @return string[] */
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public function getSqlDiffToMigrate(Schema $fromSchema, Schema $toSchema): array
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{
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if (
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$toSchema instanceof LazyLoadingInterface
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&& ! $toSchema->isProxyInitialized()
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) {
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return [];
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}
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return $this->originalSchemaManipulator->getSqlDiffToMigrate($fromSchema, $toSchema);
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}
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}
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