175 lines
5.9 KiB
PHP
175 lines
5.9 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.doctrine-project.org>.
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*/
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namespace Doctrine\ORM\Mapping\Driver;
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use Doctrine\Common\Cache\ArrayCache,
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Doctrine\Common\Annotations\AnnotationReader,
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Doctrine\DBAL\Schema\AbstractSchemaManager,
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Doctrine\ORM\Mapping\ClassMetadataInfo,
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Doctrine\ORM\Mapping\MappingException,
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Doctrine\Common\Util\Inflector;
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/**
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* The DatabaseDriver reverse engineers the mapping metadata from a database.
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*
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @link www.doctrine-project.org
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* @since 2.0
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* @version $Revision$
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* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
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* @author Jonathan Wage <jonwage@gmail.com>
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*/
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class DatabaseDriver implements Driver
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{
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/** The SchemaManager. */
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private $_sm;
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/**
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* Initializes a new AnnotationDriver that uses the given AnnotationReader for reading
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* docblock annotations.
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*
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* @param AnnotationReader $reader The AnnotationReader to use.
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*/
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public function __construct(AbstractSchemaManager $schemaManager)
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{
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$this->_sm = $schemaManager;
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}
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/**
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* {@inheritdoc}
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*/
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public function loadMetadataForClass($className, ClassMetadataInfo $metadata)
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{
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$tableName = $className;
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$className = Inflector::classify(strtolower($tableName));
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$metadata->name = $className;
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$metadata->table['name'] = $tableName;
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$columns = $this->_sm->listTableColumns($tableName);
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if ($this->_sm->getDatabasePlatform()->supportsForeignKeyConstraints()) {
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$foreignKeys = $this->_sm->listTableForeignKeys($tableName);
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} else {
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$foreignKeys = array();
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}
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$allForeignKeyColumns = array();
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foreach ($foreignKeys AS $foreignKey) {
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$allForeignKeyColumns = array_merge($allForeignKeyColumns, $foreignKey->getLocalColumns());
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}
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$indexes = $this->_sm->listTableIndexes($tableName);
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$ids = array();
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$fieldMappings = array();
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foreach ($columns as $column) {
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if (in_array($column->getName(), $allForeignKeyColumns)) {
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continue;
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}
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$fieldMapping = array();
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if (isset($indexes['primary']) && in_array($column->getName(), $indexes['primary']->getColumns())) {
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$fieldMapping['id'] = true;
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}
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$fieldMapping['fieldName'] = Inflector::camelize(strtolower($column->getName()));
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$fieldMapping['columnName'] = $column->getName();
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$fieldMapping['type'] = strtolower((string) $column->getType());
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if ($column->getType() instanceof \Doctrine\DBAL\Types\StringType) {
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$fieldMapping['length'] = $column->getLength();
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$fieldMapping['fixed'] = $column->getFixed();
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} else if ($column->getType() instanceof \Doctrine\DBAL\Types\IntegerType) {
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$fieldMapping['unsigned'] = $column->getUnsigned();
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}
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$fieldMapping['nullable'] = $column->getNotNull() ? false : true;
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if (isset($fieldMapping['id'])) {
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$ids[] = $fieldMapping;
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} else {
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$fieldMappings[] = $fieldMapping;
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}
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}
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if ($ids) {
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if (count($ids) == 1) {
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$metadata->setIdGeneratorType(ClassMetadataInfo::GENERATOR_TYPE_AUTO);
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}
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foreach ($ids as $id) {
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$metadata->mapField($id);
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}
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}
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foreach ($fieldMappings as $fieldMapping) {
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$metadata->mapField($fieldMapping);
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}
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foreach ($foreignKeys as $foreignKey) {
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$cols = $foreignKey->getColumns();
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$localColumn = current($cols);
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$fkCols = $foreignKey->getForeignColumns();
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$associationMapping = array();
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$associationMapping['fieldName'] = Inflector::camelize(str_replace('_id', '', strtolower($localColumn)));
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$associationMapping['targetEntity'] = Inflector::classify($foreignKey->getForeignTableName());
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for ($i = 0; $i < count($cols); $i++) {
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$associationMapping['joinColumns'][] = array(
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'name' => $cols[$i],
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'referencedColumnName' => $fkCols[$i],
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);
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}
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$metadata->mapManyToOne($associationMapping);
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function isTransient($className)
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{
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return true;
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}
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/**
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* Return all the class names supported by this driver.
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*
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* IMPORTANT: This method must return an array of table names because we need
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* to know the table name after we inflect it to create the entity class name.
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*
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* @return array
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*/
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public function getAllClassNames()
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{
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$classes = array();
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foreach ($this->_sm->listTableNames() as $tableName) {
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$classes[] = $tableName;
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}
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return $classes;
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}
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} |