Location: PHPKode > projects > GnomePHP > peec-GnomePHP-b5a360b/gnomephp/doctrine/Doctrine/ORM/Tools/Export/Driver/XmlExporter.php
<?php

/*
 *  $Id$
 *
 * 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 LGPL. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\ORM\Tools\Export\Driver;

use Doctrine\ORM\Mapping\ClassMetadataInfo;

/**
 * ClassMetadata exporter for Doctrine XML mapping files
 *
 * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @link    www.doctrine-project.org
 * @since   2.0
 * @version $Revision$
 * @author  Jonathan Wage <hide@address.com>
 */
class XmlExporter extends AbstractExporter
{
    protected $_extension = '.dcm.xml';

    /**
     * Converts a single ClassMetadata instance to the exported format
     * and returns it
     *
     * @param ClassMetadataInfo $metadata 
     * @return mixed $exported
     */
    public function exportClassMetadata(ClassMetadataInfo $metadata)
    {
        $xml = new \SimpleXmlElement("<?xml version=\"1.0\" encoding=\"utf-8\"?><doctrine-mapping ".
            "xmlns=\"http://doctrine-project.org/schemas/orm/doctrine-mapping\" " .
            "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" ".
            "xsi:schemaLocation=\"http://doctrine-project.org/schemas/orm/doctrine-mapping http://doctrine-project.org/schemas/orm/doctrine-mapping.xsd\" />");

        /*$xml->addAttribute('xmlns', 'http://doctrine-project.org/schemas/orm/doctrine-mapping');
        $xml->addAttribute('xmlns:xsi', 'http://www.w3.org/2001/XMLSchema-instance');
        $xml->addAttribute('xsi:schemaLocation', 'http://doctrine-project.org/schemas/orm/doctrine-mapping http://doctrine-project.org/schemas/orm/doctrine-mapping.xsd');*/

        if ($metadata->isMappedSuperclass) {
            $root = $xml->addChild('mapped-superclass');
        } else {
            $root = $xml->addChild('entity');
        }

        if ($metadata->customRepositoryClassName) {
            $root->addAttribute('repository-class', $metadata->customRepositoryClassName);
        }

        $root->addAttribute('name', $metadata->name);

        if (isset($metadata->table['name'])) {
            $root->addAttribute('table', $metadata->table['name']);
        }

        if (isset($metadata->table['schema'])) {
            $root->addAttribute('schema', $metadata->table['schema']);
        }

        if (isset($metadata->table['inheritance-type'])) {
            $root->addAttribute('inheritance-type', $metadata->table['inheritance-type']);
        }

        if ($metadata->discriminatorColumn) {
            $discriminatorColumnXml = $root->addChild('discriminiator-column');
            $discriminatorColumnXml->addAttribute('name', $metadata->discriminatorColumn['name']);
            $discriminatorColumnXml->addAttribute('type', $metadata->discriminatorColumn['type']);
            $discriminatorColumnXml->addAttribute('length', $metadata->discriminatorColumn['length']);
        }

        if ($metadata->discriminatorMap) {
            $discriminatorMapXml = $root->addChild('discriminator-map');
            foreach ($metadata->discriminatorMap as $value => $className) {
                $discriminatorMappingXml = $discriminatorMapXml->addChild('discriminator-mapping');
                $discriminatorMappingXml->addAttribute('value', $value);
                $discriminatorMappingXml->addAttribute('class', $className);
            }
        }

        $root->addChild('change-tracking-policy', $this->_getChangeTrackingPolicyString($metadata->changeTrackingPolicy));

        if (isset($metadata->table['indexes'])) {
            $indexesXml = $root->addChild('indexes');
            
            foreach ($metadata->table['indexes'] as $name => $index) {
                $indexXml = $indexesXml->addChild('index');
                $indexXml->addAttribute('name', $name);
                $indexXml->addAttribute('columns', implode(',', $index['columns']));
            }
        }

        if (isset($metadata->table['uniqueConstraints'])) {
            $uniqueConstraintsXml = $root->addChild('unique-constraints');
            
            foreach ($metadata->table['uniqueConstraints'] as $unique) {
                $uniqueConstraintXml = $uniqueConstraintsXml->addChild('unique-constraint');
                $uniqueConstraintXml->addAttribute('name', $unique['name']);
                $uniqueConstraintXml->addAttribute('columns', implode(',', $unique['columns']));
            }
        }

        $fields = $metadata->fieldMappings;
        
        $id = array();
        foreach ($fields as $name => $field) {
            if (isset($field['id']) && $field['id']) {
                $id[$name] = $field;
                unset($fields[$name]);
            }
        }

        if ($idGeneratorType = $this->_getIdGeneratorTypeString($metadata->generatorType)) {
            $id[$metadata->getSingleIdentifierFieldName()]['generator']['strategy'] = $idGeneratorType;
        }

        if ($id) {
            foreach ($id as $field) {
                $idXml = $root->addChild('id');
                $idXml->addAttribute('name', $field['fieldName']);
                $idXml->addAttribute('type', $field['type']);
                if (isset($field['columnName'])) {
                    $idXml->addAttribute('column', $field['columnName']);
                }
                if ($idGeneratorType = $this->_getIdGeneratorTypeString($metadata->generatorType)) {
                    $generatorXml = $idXml->addChild('generator');
                    $generatorXml->addAttribute('strategy', $idGeneratorType);
                }
            }
        }

        if ($fields) {
            foreach ($fields as $field) {
                $fieldXml = $root->addChild('field');
                $fieldXml->addAttribute('name', $field['fieldName']);
                $fieldXml->addAttribute('type', $field['type']);
                if (isset($field['columnName'])) {
                    $fieldXml->addAttribute('column', $field['columnName']);
                }
                if (isset($field['length'])) {
                    $fieldXml->addAttribute('length', $field['length']);
                }
                if (isset($field['precision'])) {
                    $fieldXml->addAttribute('precision', $field['precision']);
                }
                if (isset($field['scale'])) {
                    $fieldXml->addAttribute('scale', $field['scale']);
                }
                if (isset($field['unique']) && $field['unique']) {
                    $fieldXml->addAttribute('unique', $field['unique']);
                }
                if (isset($field['options'])) {
                    $optionsXml = $fieldXml->addChild('options');
                    foreach ($field['options'] as $key => $value) {
                        $optionsXml->addAttribute($key, $value);
                    }
                }
                if (isset($field['version'])) {
                    $fieldXml->addAttribute('version', $field['version']);
                }
                if (isset($field['columnDefinition'])) {
                    $fieldXml->addAttribute('column-definition', $field['columnDefinition']);
                }
            }
        }

        foreach ($metadata->associationMappings as $name => $associationMapping) {
            if ($associationMapping['type'] == ClassMetadataInfo::ONE_TO_ONE) {
                $associationMappingXml = $root->addChild('one-to-one');
            } else if ($associationMapping['type'] == ClassMetadataInfo::MANY_TO_ONE) {
                $associationMappingXml = $root->addChild('many-to-one');
            } else if ($associationMapping['type'] == ClassMetadataInfo::ONE_TO_MANY) {
                $associationMappingXml = $root->addChild('one-to-many');
            } else if ($associationMapping['type'] == ClassMetadataInfo::MANY_TO_MANY) {
                $associationMappingXml = $root->addChild('many-to-many');
            }

            $associationMappingXml->addAttribute('field', $associationMapping['fieldName']);
            $associationMappingXml->addAttribute('target-entity', $associationMapping['targetEntity']);

            if (isset($associationMapping['mappedBy'])) {
                $associationMappingXml->addAttribute('mapped-by', $associationMapping['mappedBy']);
            }
            if (isset($associationMapping['inversedBy'])) {
                $associationMappingXml->addAttribute('inversed-by', $associationMapping['inversedBy']);
            }
            if (isset($associationMapping['orphanRemoval'])) {
                $associationMappingXml->addAttribute('orphan-removal', $associationMapping['orphanRemoval']);
            }
            if (isset($associationMapping['joinTable']) && $associationMapping['joinTable']) {
                $joinTableXml = $associationMappingXml->addChild('join-table');
                $joinTableXml->addAttribute('name', $associationMapping['joinTable']['name']);
                $joinColumnsXml = $joinTableXml->addChild('join-columns');
                foreach ($associationMapping['joinTable']['joinColumns'] as $joinColumn) {
                    $joinColumnXml = $joinColumnsXml->addChild('join-column');
                    $joinColumnXml->addAttribute('name', $joinColumn['name']);
                    $joinColumnXml->addAttribute('referenced-column-name', $joinColumn['referencedColumnName']);
                    if (isset($joinColumn['onDelete'])) {
                        $joinColumnXml->addAttribute('on-delete', $joinColumn['onDelete']);
                    }
                    if (isset($joinColumn['onUpdate'])) {
                        $joinColumnXml->addAttribute('on-update', $joinColumn['onUpdate']);
                    }
                }
                $inverseJoinColumnsXml = $joinTableXml->addChild('inverse-join-columns');
                foreach ($associationMapping['joinTable']['inverseJoinColumns'] as $inverseJoinColumn) {
                    $inverseJoinColumnXml = $inverseJoinColumnsXml->addChild('join-column');
                    $inverseJoinColumnXml->addAttribute('name', $inverseJoinColumn['name']);
                    $inverseJoinColumnXml->addAttribute('referenced-column-name', $inverseJoinColumn['referencedColumnName']);
                    if (isset($inverseJoinColumn['onDelete'])) {
                        $inverseJoinColumnXml->addAttribute('on-delete', $inverseJoinColumn['onDelete']);
                    }
                    if (isset($inverseJoinColumn['onUpdate'])) {
                        $inverseJoinColumnXml->addAttribute('on-update', $inverseJoinColumn['onUpdate']);
                    }
                    if (isset($inverseJoinColumn['columnDefinition'])) {
                        $inverseJoinColumnXml->addAttribute('column-definition', $inverseJoinColumn['columnDefinition']);
                    }
                    if (isset($inverseJoinColumn['nullable'])) {
                        $inverseJoinColumnXml->addAttribute('nullable', $inverseJoinColumn['nullable']);
                    }
                    if (isset($inverseJoinColumn['orderBy'])) {
                        $inverseJoinColumnXml->addAttribute('order-by', $inverseJoinColumn['orderBy']);
                    }
                }
            }
            if (isset($associationMapping['joinColumns'])) {
                $joinColumnsXml = $associationMappingXml->addChild('join-columns');
                foreach ($associationMapping['joinColumns'] as $joinColumn) {
                    $joinColumnXml = $joinColumnsXml->addChild('join-column');
                    $joinColumnXml->addAttribute('name', $joinColumn['name']);
                    $joinColumnXml->addAttribute('referenced-column-name', $joinColumn['referencedColumnName']);
                    if (isset($joinColumn['onDelete'])) {
                        $joinColumnXml->addAttribute('on-delete', $joinColumn['onDelete']);
                    }
                    if (isset($joinColumn['onUpdate'])) {
                        $joinColumnXml->addAttribute('on-update', $joinColumn['onUpdate']);
                    }
                    if (isset($joinColumn['columnDefinition'])) {
                        $joinColumnXml->addAttribute('column-definition', $joinColumn['columnDefinition']);
                    }
                    if (isset($joinColumn['nullable'])) {
                        $joinColumnXml->addAttribute('nullable', $joinColumn['nullable']);
                    }
                }
            }
            if (isset($associationMapping['orderBy'])) {
                $orderByXml = $associationMappingXml->addChild('order-by');
                foreach ($associationMapping['orderBy'] as $name => $direction) {
                    $orderByFieldXml = $orderByXml->addChild('order-by-field');
                    $orderByFieldXml->addAttribute('name', $name);
                    $orderByFieldXml->addAttribute('direction', $direction);
                }
            }
            $cascade = array();
            if ($associationMapping['isCascadeRemove']) {
                $cascade[] = 'cascade-remove';
            }
            if ($associationMapping['isCascadePersist']) {
                $cascade[] = 'cascade-persist';
            }
            if ($associationMapping['isCascadeRefresh']) {
                $cascade[] = 'cascade-refresh';
            }
            if ($associationMapping['isCascadeMerge']) {
                $cascade[] = 'cascade-merge';
            }
            if ($associationMapping['isCascadeDetach']) {
                $cascade[] = 'cascade-detach';
            }
            if ($cascade) {
                $cascadeXml = $associationMappingXml->addChild('cascade');
                foreach ($cascade as $type) {
                    $cascadeXml->addChild($type);
                }
            }
        }

        if (isset($metadata->lifecycleCallbacks)) {
            $lifecycleCallbacksXml = $root->addChild('lifecycle-callbacks');
            foreach ($metadata->lifecycleCallbacks as $name => $methods) {
                foreach ($methods as $method) {
                    $lifecycleCallbackXml = $lifecycleCallbacksXml->addChild('lifecycle-callback');
                    $lifecycleCallbackXml->addAttribute('type', $name);
                    $lifecycleCallbackXml->addAttribute('method', $method);
                }
            }
        }

        return $this->_asXml($xml);
    }

    /**
     * @param \SimpleXMLElement $simpleXml
     * @return string $xml
     */
    private function _asXml($simpleXml)
    {
        $dom = new \DOMDocument('1.0', 'UTF-8');
        $dom->loadXML($simpleXml->asXML());
        $dom->formatOutput = true;

        $result = $dom->saveXML();
        return $result;
    }
}
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