Source of file SingleDatabaseSynchronizer.php
Size: 5,789 Bytes - Last Modified: 2013-05-11T09:45:37+02:00
/home/theseer/Downloads/Symfony/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Synchronizer/SingleDatabaseSynchronizer.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198 | <?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; public function __construct(Connection $conn) { parent::__construct($conn); $this->platform = $conn->getDatabasePlatform(); } /** * Get the SQL statements that can be executed to create the schema. * * @param Schema $createSchema * @return array */ public function getCreateSchema(Schema $createSchema) { return $createSchema->toSql($this->platform); } /** * Get the SQL Statements to update given schema with the underlying db. * * @param Schema $toSchema * @param bool $noDrops * @return array */ 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); } /** * Get the SQL Statements to drop the given schema from underlying db. * * @param Schema $dropSchema * @return array */ 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) { /* @var $sequence 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(); } /** * Get the SQL statements to drop all schema assets from underlying db. * * @return array */ 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(); } /** * Create the Schema * * @param Schema $createSchema * @return void */ public function createSchema(Schema $createSchema) { $this->processSql($this->getCreateSchema($createSchema)); } /** * Update the Schema to new schema version. * * @param Schema $toSchema * @param bool $noDrops * @return void */ public function updateSchema(Schema $toSchema, $noDrops = false) { $this->processSql($this->getUpdateSchema($toSchema, $noDrops)); } /** * Drop the given database schema from the underlying db. * * @param Schema $dropSchema * @return void */ public function dropSchema(Schema $dropSchema) { $this->processSqlSafely($this->getDropSchema($dropSchema)); } /** * Drop all assets from the underyling db. * * @return void */ public function dropAllSchema() { $this->processSql($this->getDropAllSchema()); } } |