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<?php
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\DependencyResolver\Operation;
use Composer\Package\PackageInterface;
use Composer\Package\Version\VersionParser;
/**
* Solver update operation.
*
* @author Konstantin Kudryashov <ever.zet@gmail.com>
*/
class UpdateOperation extends SolverOperation
{
protected $initialPackage;
protected $targetPackage;
/**
* Initializes update operation.
*
* @param PackageInterface $initial initial package
* @param PackageInterface $target target package (updated)
* @param string $reason update reason
*/
public function __construct(PackageInterface $initial, PackageInterface $target, $reason = null)
{
parent::__construct($reason);
$this->initialPackage = $initial;
$this->targetPackage = $target;
}
/**
* Returns initial package.
*
* @return PackageInterface
*/
public function getInitialPackage()
{
return $this->initialPackage;
}
/**
* Returns target package.
*
* @return PackageInterface
*/
public function getTargetPackage()
{
return $this->targetPackage;
}
/**
* Returns job type.
*
* @return string
*/
public function getJobType()
{
return 'update';
}
/**
* {@inheritDoc}
*/
public function __toString()
{
$actionName = VersionParser::isUpgrade($this->initialPackage->getVersion(), $this->targetPackage->getVersion()) ? 'Updating' : 'Downgrading';
return $actionName.' '.$this->initialPackage->getPrettyName().' ('.$this->formatVersion($this->initialPackage).') to '.
$this->targetPackage->getPrettyName(). ' ('.$this->formatVersion($this->targetPackage).')';
}
}
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