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<?php declare(strict_types=1);
/*
* 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;
use Composer\Package\BasePackage;
use Composer\Package\PackageInterface;
use Composer\Repository\LockArrayRepository;
use Composer\Semver\Constraint\ConstraintInterface;
use Composer\Semver\Constraint\MatchAllConstraint;
/**
* @author Nils Adermann <naderman@naderman.de>
*/
class Request
{
/**
* Identifies a partial update for listed packages only, all dependencies will remain at locked versions
*/
public const UPDATE_ONLY_LISTED = 0;
/**
* Identifies a partial update for listed packages and recursively all their dependencies, however dependencies
* also directly required by the root composer.json and their dependencies will remain at the locked version.
*/
public const UPDATE_LISTED_WITH_TRANSITIVE_DEPS_NO_ROOT_REQUIRE = 1;
/**
* Identifies a partial update for listed packages and recursively all their dependencies, even dependencies
* also directly required by the root composer.json will be updated.
*/
public const UPDATE_LISTED_WITH_TRANSITIVE_DEPS = 2;
/** @var ?LockArrayRepository */
protected $lockedRepository;
/** @var array<string, ConstraintInterface> */
protected $requires = [];
/** @var array<string, BasePackage> */
protected $fixedPackages = [];
/** @var array<string, BasePackage> */
protected $lockedPackages = [];
/** @var array<string, BasePackage> */
protected $fixedLockedPackages = [];
/** @var array<string> */
protected $updateAllowList = [];
/** @var false|self::UPDATE_* */
protected $updateAllowTransitiveDependencies = false;
/** @var non-empty-list<string>|null */
private $restrictedPackages = null;
public function __construct(?LockArrayRepository $lockedRepository = null)
{
$this->lockedRepository = $lockedRepository;
}
public function requireName(string $packageName, ?ConstraintInterface $constraint = null): void
{
$packageName = strtolower($packageName);
if ($constraint === null) {
$constraint = new MatchAllConstraint();
}
if (isset($this->requires[$packageName])) {
throw new \LogicException('Overwriting requires seems like a bug ('.$packageName.' '.$this->requires[$packageName]->getPrettyString().' => '.$constraint->getPrettyString().', check why it is happening, might be a root alias');
}
$this->requires[$packageName] = $constraint;
}
/**
* Mark a package as currently present and having to remain installed
*
* This is used for platform packages which cannot be modified by Composer. A rule enforcing their installation is
* generated for dependency resolution. Partial updates with dependencies cannot in any way modify these packages.
*/
public function fixPackage(BasePackage $package): void
{
$this->fixedPackages[spl_object_hash($package)] = $package;
}
/**
* Mark a package as locked to a specific version but removable
*
* This is used for lock file packages which need to be treated similar to fixed packages by the pool builder in
* that by default they should really only have the currently present version loaded and no remote alternatives.
*
* However unlike fixed packages there will not be a special rule enforcing their installation for the solver, so
* if nothing requires these packages they will be removed. Additionally in a partial update these packages can be
* unlocked, meaning other versions can be installed if explicitly requested as part of the update.
*/
public function lockPackage(BasePackage $package): void
{
$this->lockedPackages[spl_object_hash($package)] = $package;
}
/**
* Marks a locked package fixed. So it's treated irremovable like a platform package.
*
* This is necessary for the composer install step which verifies the lock file integrity and should not allow
* removal of any packages. At the same time lock packages there cannot simply be marked fixed, as error reporting
* would then report them as platform packages, so this still marks them as locked packages at the same time.
*/
public function fixLockedPackage(BasePackage $package): void
{
$this->fixedPackages[spl_object_hash($package)] = $package;
$this->fixedLockedPackages[spl_object_hash($package)] = $package;
}
public function unlockPackage(BasePackage $package): void
{
unset($this->lockedPackages[spl_object_hash($package)]);
}
/**
* @param array<string> $updateAllowList
* @param false|self::UPDATE_* $updateAllowTransitiveDependencies
*/
public function setUpdateAllowList(array $updateAllowList, $updateAllowTransitiveDependencies): void
{
$this->updateAllowList = $updateAllowList;
$this->updateAllowTransitiveDependencies = $updateAllowTransitiveDependencies;
}
/**
* @return array<string>
*/
public function getUpdateAllowList(): array
{
return $this->updateAllowList;
}
public function getUpdateAllowTransitiveDependencies(): bool
{
return $this->updateAllowTransitiveDependencies !== self::UPDATE_ONLY_LISTED;
}
public function getUpdateAllowTransitiveRootDependencies(): bool
{
return $this->updateAllowTransitiveDependencies === self::UPDATE_LISTED_WITH_TRANSITIVE_DEPS;
}
/**
* @return array<string, ConstraintInterface>
*/
public function getRequires(): array
{
return $this->requires;
}
/**
* @return array<string, BasePackage>
*/
public function getFixedPackages(): array
{
return $this->fixedPackages;
}
public function isFixedPackage(BasePackage $package): bool
{
return isset($this->fixedPackages[spl_object_hash($package)]);
}
/**
* @return array<string, BasePackage>
*/
public function getLockedPackages(): array
{
return $this->lockedPackages;
}
public function isLockedPackage(PackageInterface $package): bool
{
return isset($this->lockedPackages[spl_object_hash($package)]) || isset($this->fixedLockedPackages[spl_object_hash($package)]);
}
/**
* @return array<string, BasePackage>
*/
public function getFixedOrLockedPackages(): array
{
return array_merge($this->fixedPackages, $this->lockedPackages);
}
/**
* @return array<int|string, BasePackage>
*
* @TODO look into removing the packageIds option, the only place true is used
* is for the installed map in the solver problems.
* Some locked packages may not be in the pool,
* so they have a package->id of -1
*/
public function getPresentMap(bool $packageIds = false): array
{
$presentMap = [];
if ($this->lockedRepository) {
foreach ($this->lockedRepository->getPackages() as $package) {
$presentMap[$packageIds ? $package->getId() : spl_object_hash($package)] = $package;
}
}
foreach ($this->fixedPackages as $package) {
$presentMap[$packageIds ? $package->getId() : spl_object_hash($package)] = $package;
}
return $presentMap;
}
/**
* @return BasePackage[]
*/
public function getFixedPackagesMap(): array
{
$fixedPackagesMap = [];
foreach ($this->fixedPackages as $package) {
$fixedPackagesMap[$package->getId()] = $package;
}
return $fixedPackagesMap;
}
/**
* @return ?LockArrayRepository
*/
public function getLockedRepository(): ?LockArrayRepository
{
return $this->lockedRepository;
}
/**
* Restricts the pool builder from loading other packages than those listed here
*
* @param non-empty-list<string> $names
*/
public function restrictPackages(array $names): void
{
$this->restrictedPackages = $names;
}
/**
* @return list<string>
*/
public function getRestrictedPackages(): ?array
{
return $this->restrictedPackages;
}
}