eZ\Publish\Core\REST\Server\Output\ValueObjectVisitor\RestRelation

Complexity

Total Complexity

7

Size/Duplication

Total Lines	87
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	7

Importance

Changes

0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	visit()	0	54	2
B	getRelationTypeString()	0	15	5

<?php

/**
 * File containing the RestRelation ValueObjectVisitor class.
 *
 * @copyright Copyright (C) eZ Systems AS. All rights reserved.
 * @license For full copyright and license information view LICENSE file distributed with this source code.
 *
 * @version //autogentag//
 */
namespace eZ\Publish\Core\REST\Server\Output\ValueObjectVisitor;

use eZ\Publish\Core\REST\Common\Output\ValueObjectVisitor;
use eZ\Publish\Core\REST\Common\Output\Generator;
use eZ\Publish\Core\REST\Common\Output\Visitor;
use eZ\Publish\API\Repository\Values\Content\Relation as RelationValue;

/**
 * RestRelation value object visitor.
 */
class RestRelation extends ValueObjectVisitor
{
    /**
     * Visit struct returned by controllers.
     *
     * @param \eZ\Publish\Core\REST\Common\Output\Visitor $visitor
     * @param \eZ\Publish\Core\REST\Common\Output\Generator $generator
     * @param \eZ\Publish\Core\REST\Server\Values\RestRelation $data
     */
    public function visit(Visitor $visitor, Generator $generator, $data)
    {
        $generator->startObjectElement('Relation');
        $visitor->setHeader('Content-Type', $generator->getMediaType('Relation'));

        $generator->startAttribute(
            'href',
            $this->router->generate(
                'ezpublish_rest_loadVersionRelation',
                array(
                    'contentId' => $data->contentId,
                    'versionNumber' => $data->versionNo,
                    'relationId' => $data->relation->id,
                )
            )
        );
        $generator->endAttribute('href');

        $generator->startObjectElement('SourceContent', 'ContentInfo');
        $generator->startAttribute(
            'href',
            $this->router->generate(
                'ezpublish_rest_loadContent',
                array(
                    'contentId' => $data->contentId,
                )
            )
        );
        $generator->endAttribute('href');
        $generator->endObjectElement('SourceContent');

        $generator->startObjectElement('DestinationContent', 'ContentInfo');
        $generator->startAttribute(
            'href',
            $this->router->generate(
                'ezpublish_rest_loadContent',
                array(
                    'contentId' => $data->relation->getDestinationContentInfo()->id,
                )
            )
        );
        $generator->endAttribute('href');
        $generator->endObjectElement('DestinationContent');

        if ($data->relation->sourceFieldDefinitionIdentifier !== null) {
            $generator->startValueElement('SourceFieldDefinitionIdentifier', $data->relation->sourceFieldDefinitionIdentifier);
            $generator->endValueElement('SourceFieldDefinitionIdentifier');
        }

        $generator->startValueElement('RelationType', $this->getRelationTypeString($data->relation->type));
        $generator->endValueElement('RelationType');

        $generator->endObjectElement('Relation');
    }

    /**
     * Returns $relationType as a readable string.
     *
     * @param int $relationType
     *
     * @return string
     */
    protected function getRelationTypeString($relationType)
    {
        switch ($relationType) {
            case RelationValue::COMMON:
                return 'COMMON';
            case RelationValue::EMBED:
                return 'EMBED';
            case RelationValue::LINK:
                return 'LINK';
            case RelationValue::FIELD:
                return 'ATTRIBUTE';
        }

        throw new \Exception('Unknown relation type ' . $relationType . '.');
    }
}