How to add Relations to Content with the eZ Platform PHP API
This is a code example from the eZ Publish / eZ Platform API Cookbook on how to search and find Content using the eZ Publish content API in Symfony Controllers or Commands:
<?php
/**
* File containing the AddRelationCommand 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 EzSystems\CookbookBundle\Command;
use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputOption;
/**
* This command adds a relation from a content source to a content destination.
*/
class AddRelationCommand extends ContainerAwareCommand
{
protected function configure()
{
$this->setName( 'ezpublish:cookbook:add_relation' )->setDefinition(
array(
new InputArgument( 'source', InputArgument::REQUIRED, 'Content ID to create relation from' ),
new InputArgument( 'destination', InputArgument::REQUIRED, 'Content ID to create relation to' ),
)
);
}
protected function execute( InputInterface $input, OutputInterface $output )
{
/** @var $repository \eZ\Publish\API\Repository\Repository */
$repository = $this->getContainer()->get( 'ezpublish.api.repository' );
$contentService = $repository->getContentService();
// load the admin user and set it as current user in the repository
$repository->setCurrentUser( $userService = $repository->getUserService()->loadUser( 14 ) );
// fetch the input arguments
$sourceContentId = $input->getArgument( 'source' );
$destinationContentId = $input->getArgument( 'destination' );
try
{
// for the given content ids, load content info
$sourceContentInfo = $contentService->loadContentInfo( $sourceContentId );
$destinationContentInfo = $contentService->loadContentInfo( $destinationContentId );
$contentDraft = $contentService->createContentDraft( $sourceContentInfo );
$contentService->addRelation( $contentDraft->versionInfo, $destinationContentInfo );
$content = $contentService->publishVersion( $contentDraft->versionInfo );
print_r( $content );
}
catch ( \eZ\Publish\API\Repository\Exceptions\NotFoundException $e )
{
// react on content not found
$output->writeln( $e->getMessage() );
}
}
}
Learn more in the eZ Platform documentation or the eZ Platform Tips section on this site.