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- <?php
- /*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * This software consists of voluntary contributions made by many individuals
- * and is licensed under the MIT license. For more information, see
- * <http://www.doctrine-project.org>.
- */
- namespace Doctrine\DBAL\Schema\Synchronizer;
- use Doctrine\DBAL\Connection;
- use Doctrine\DBAL\Schema\Schema;
- use Doctrine\DBAL\Schema\Comparator;
- use Doctrine\DBAL\Schema\Visitor\DropSchemaSqlCollector;
- /**
- * Schema Synchronizer for Default DBAL Connection.
- *
- * @author Benjamin Eberlei <kontakt@beberlei.de>
- */
- class SingleDatabaseSynchronizer extends AbstractSchemaSynchronizer
- {
- /**
- * @var \Doctrine\DBAL\Platforms\AbstractPlatform
- */
- private $platform;
- /**
- * @param \Doctrine\DBAL\Connection $conn
- */
- public function __construct(Connection $conn)
- {
- parent::__construct($conn);
- $this->platform = $conn->getDatabasePlatform();
- }
- /**
- * {@inheritdoc}
- */
- public function getCreateSchema(Schema $createSchema)
- {
- return $createSchema->toSql($this->platform);
- }
- /**
- * {@inheritdoc}
- */
- public function getUpdateSchema(Schema $toSchema, $noDrops = false)
- {
- $comparator = new Comparator();
- $sm = $this->conn->getSchemaManager();
- $fromSchema = $sm->createSchema();
- $schemaDiff = $comparator->compare($fromSchema, $toSchema);
- if ($noDrops) {
- return $schemaDiff->toSaveSql($this->platform);
- }
- return $schemaDiff->toSql($this->platform);
- }
- /**
- * {@inheritdoc}
- */
- public function getDropSchema(Schema $dropSchema)
- {
- $visitor = new DropSchemaSqlCollector($this->platform);
- $sm = $this->conn->getSchemaManager();
- $fullSchema = $sm->createSchema();
- foreach ($fullSchema->getTables() as $table) {
- if ( $dropSchema->hasTable($table->getName())) {
- $visitor->acceptTable($table);
- }
- foreach ($table->getForeignKeys() as $foreignKey) {
- if ( ! $dropSchema->hasTable($table->getName())) {
- continue;
- }
- if ( ! $dropSchema->hasTable($foreignKey->getForeignTableName())) {
- continue;
- }
- $visitor->acceptForeignKey($table, $foreignKey);
- }
- }
- if ( ! $this->platform->supportsSequences()) {
- return $visitor->getQueries();
- }
- foreach ($dropSchema->getSequences() as $sequence) {
- $visitor->acceptSequence($sequence);
- }
- foreach ($dropSchema->getTables() as $table) {
- if ( ! $table->hasPrimaryKey()) {
- continue;
- }
- $columns = $table->getPrimaryKey()->getColumns();
- if (count($columns) > 1) {
- continue;
- }
- $checkSequence = $table->getName() . "_" . $columns[0] . "_seq";
- if ($fullSchema->hasSequence($checkSequence)) {
- $visitor->acceptSequence($fullSchema->getSequence($checkSequence));
- }
- }
- return $visitor->getQueries();
- }
- /**
- * {@inheritdoc}
- */
- public function getDropAllSchema()
- {
- $sm = $this->conn->getSchemaManager();
- $visitor = new DropSchemaSqlCollector($this->platform);
- /* @var $schema \Doctrine\DBAL\Schema\Schema */
- $schema = $sm->createSchema();
- $schema->visit($visitor);
- return $visitor->getQueries();
- }
- /**
- * {@inheritdoc}
- */
- public function createSchema(Schema $createSchema)
- {
- $this->processSql($this->getCreateSchema($createSchema));
- }
- /**
- * {@inheritdoc}
- */
- public function updateSchema(Schema $toSchema, $noDrops = false)
- {
- $this->processSql($this->getUpdateSchema($toSchema, $noDrops));
- }
- /**
- * {@inheritdoc}
- */
- public function dropSchema(Schema $dropSchema)
- {
- $this->processSqlSafely($this->getDropSchema($dropSchema));
- }
- /**
- * {@inheritdoc}
- */
- public function dropAllSchema()
- {
- $this->processSql($this->getDropAllSchema());
- }
- }
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