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<?php |
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namespace Doctrine\DBAL\Schema\Synchronizer; |
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use Doctrine\DBAL\Connection; |
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use Doctrine\DBAL\Platforms\AbstractPlatform; |
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use Doctrine\DBAL\Schema\Comparator; |
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use Doctrine\DBAL\Schema\Schema; |
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use Doctrine\DBAL\Schema\Visitor\DropSchemaSqlCollector; |
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use function count; |
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/** |
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* Schema Synchronizer for Default DBAL Connection. |
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*/ |
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class SingleDatabaseSynchronizer extends AbstractSchemaSynchronizer |
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{ |
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/** @var AbstractPlatform */ |
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private $platform; |
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public function __construct(Connection $conn) |
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{ |
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parent::__construct($conn); |
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$this->platform = $conn->getDatabasePlatform(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getCreateSchema(Schema $createSchema) |
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{ |
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return $createSchema->toSql($this->platform); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getUpdateSchema(Schema $toSchema, $noDrops = false) |
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{ |
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$comparator = new Comparator(); |
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$sm = $this->conn->getSchemaManager(); |
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$fromSchema = $sm->createSchema(); |
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$schemaDiff = $comparator->compare($fromSchema, $toSchema); |
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if ($noDrops) { |
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return $schemaDiff->toSaveSql($this->platform); |
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} |
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return $schemaDiff->toSql($this->platform); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getDropSchema(Schema $dropSchema) |
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{ |
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$visitor = new DropSchemaSqlCollector($this->platform); |
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$sm = $this->conn->getSchemaManager(); |
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$fullSchema = $sm->createSchema(); |
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foreach ($fullSchema->getTables() as $table) { |
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if ($dropSchema->hasTable($table->getName())) { |
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$visitor->acceptTable($table); |
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} |
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foreach ($table->getForeignKeys() as $foreignKey) { |
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if (! $dropSchema->hasTable($table->getName())) { |
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continue; |
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} |
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if (! $dropSchema->hasTable($foreignKey->getForeignTableName())) { |
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continue; |
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} |
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$visitor->acceptForeignKey($table, $foreignKey); |
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} |
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} |
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if (! $this->platform->supportsSequences()) { |
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return $visitor->getQueries(); |
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} |
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foreach ($dropSchema->getSequences() as $sequence) { |
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$visitor->acceptSequence($sequence); |
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} |
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foreach ($dropSchema->getTables() as $table) { |
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if (! $table->hasPrimaryKey()) { |
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continue; |
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} |
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$columns = $table->getPrimaryKey()->getColumns(); |
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if (count($columns) > 1) { |
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continue; |
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} |
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$checkSequence = $table->getName() . '_' . $columns[0] . '_seq'; |
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if (! $fullSchema->hasSequence($checkSequence)) { |
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continue; |
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} |
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$visitor->acceptSequence($fullSchema->getSequence($checkSequence)); |
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} |
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return $visitor->getQueries(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getDropAllSchema() |
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{ |
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$sm = $this->conn->getSchemaManager(); |
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$visitor = new DropSchemaSqlCollector($this->platform); |
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$schema = $sm->createSchema(); |
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$schema->visit($visitor); |
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return $visitor->getQueries(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createSchema(Schema $createSchema) |
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{ |
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$this->processSql($this->getCreateSchema($createSchema)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function updateSchema(Schema $toSchema, $noDrops = false) |
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{ |
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$this->processSql($this->getUpdateSchema($toSchema, $noDrops)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function dropSchema(Schema $dropSchema) |
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{ |
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$this->processSqlSafely($this->getDropSchema($dropSchema)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function dropAllSchema() |
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{ |
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$this->processSql($this->getDropAllSchema()); |
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} |
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} |
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doctrine /
dbal
