forked from composer/composer
/
Installer.php
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/
Installer.php
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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;
use Composer\Autoload\AutoloadGenerator;
use Composer\DependencyResolver\DefaultPolicy;
use Composer\DependencyResolver\Operation\UpdateOperation;
use Composer\DependencyResolver\Operation\InstallOperation;
use Composer\DependencyResolver\Operation\UninstallOperation;
use Composer\DependencyResolver\Operation\OperationInterface;
use Composer\DependencyResolver\PolicyInterface;
use Composer\DependencyResolver\Pool;
use Composer\DependencyResolver\Request;
use Composer\DependencyResolver\Rule;
use Composer\DependencyResolver\Solver;
use Composer\DependencyResolver\SolverProblemsException;
use Composer\Downloader\DownloadManager;
use Composer\EventDispatcher\EventDispatcher;
use Composer\Installer\InstallationManager;
use Composer\Installer\InstallerEvents;
use Composer\Installer\NoopInstaller;
use Composer\Installer\SuggestedPackagesReporter;
use Composer\IO\IOInterface;
use Composer\Package\AliasPackage;
use Composer\Package\CompletePackage;
use Composer\Package\Link;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\Dumper\ArrayDumper;
use Composer\Semver\Constraint\Constraint;
use Composer\Package\Locker;
use Composer\Package\PackageInterface;
use Composer\Package\RootPackageInterface;
use Composer\Repository\CompositeRepository;
use Composer\Repository\InstalledArrayRepository;
use Composer\Repository\PlatformRepository;
use Composer\Repository\RepositoryInterface;
use Composer\Repository\RepositoryManager;
use Composer\Repository\WritableRepositoryInterface;
use Composer\Script\ScriptEvents;
/**
* @author Jordi Boggiano <j.boggiano@seld.be>
* @author Beau Simensen <beau@dflydev.com>
* @author Konstantin Kudryashov <ever.zet@gmail.com>
* @author Nils Adermann <naderman@naderman.de>
*/
class Installer
{
/**
* @var IOInterface
*/
protected $io;
/**
* @var Config
*/
protected $config;
/**
* @var RootPackageInterface
*/
protected $package;
/**
* @var DownloadManager
*/
protected $downloadManager;
/**
* @var RepositoryManager
*/
protected $repositoryManager;
/**
* @var Locker
*/
protected $locker;
/**
* @var InstallationManager
*/
protected $installationManager;
/**
* @var EventDispatcher
*/
protected $eventDispatcher;
/**
* @var AutoloadGenerator
*/
protected $autoloadGenerator;
protected $preferSource = false;
protected $preferDist = false;
protected $optimizeAutoloader = false;
protected $classMapAuthoritative = false;
protected $devMode = false;
protected $dryRun = false;
protected $verbose = false;
protected $update = false;
protected $dumpAutoloader = true;
protected $runScripts = true;
protected $ignorePlatformReqs = false;
protected $preferStable = false;
protected $preferLowest = false;
/**
* Array of package names/globs flagged for update
*
* @var array|null
*/
protected $updateWhitelist = null;
protected $whitelistDependencies = false;
/**
* @var SuggestedPackagesReporter
*/
protected $suggestedPackagesReporter;
/**
* @var RepositoryInterface
*/
protected $additionalInstalledRepository;
/**
* Constructor
*
* @param IOInterface $io
* @param Config $config
* @param RootPackageInterface $package
* @param DownloadManager $downloadManager
* @param RepositoryManager $repositoryManager
* @param Locker $locker
* @param InstallationManager $installationManager
* @param EventDispatcher $eventDispatcher
* @param AutoloadGenerator $autoloadGenerator
*/
public function __construct(IOInterface $io, Config $config, RootPackageInterface $package, DownloadManager $downloadManager, RepositoryManager $repositoryManager, Locker $locker, InstallationManager $installationManager, EventDispatcher $eventDispatcher, AutoloadGenerator $autoloadGenerator)
{
$this->io = $io;
$this->config = $config;
$this->package = $package;
$this->downloadManager = $downloadManager;
$this->repositoryManager = $repositoryManager;
$this->locker = $locker;
$this->installationManager = $installationManager;
$this->eventDispatcher = $eventDispatcher;
$this->autoloadGenerator = $autoloadGenerator;
}
/**
* Run installation (or update)
*
* @throws \Exception
* @return int 0 on success or a positive error code on failure
*/
public function run()
{
// Disable GC to save CPU cycles, as the dependency solver can create hundreds of thousands
// of PHP objects, the GC can spend quite some time walking the tree of references looking
// for stuff to collect while there is nothing to collect. This slows things down dramatically
// and turning it off results in much better performance. Do not try this at home however.
gc_collect_cycles();
gc_disable();
// Force update if there is no lock file present
if (!$this->update && !$this->locker->isLocked()) {
$this->update = true;
}
if ($this->dryRun) {
$this->verbose = true;
$this->runScripts = false;
$this->installationManager->addInstaller(new NoopInstaller);
$this->mockLocalRepositories($this->repositoryManager);
}
if ($this->runScripts) {
// dispatch pre event
$eventName = $this->update ? ScriptEvents::PRE_UPDATE_CMD : ScriptEvents::PRE_INSTALL_CMD;
$this->eventDispatcher->dispatchScript($eventName, $this->devMode);
}
$this->downloadManager->setPreferSource($this->preferSource);
$this->downloadManager->setPreferDist($this->preferDist);
// create installed repo, this contains all local packages + platform packages (php & extensions)
$localRepo = $this->repositoryManager->getLocalRepository();
if ($this->update) {
$platformOverrides = $this->config->get('platform') ?: array();
} else {
$platformOverrides = $this->locker->getPlatformOverrides();
}
$platformRepo = new PlatformRepository(array(), $platformOverrides);
$installedRepo = $this->createInstalledRepo($localRepo, $platformRepo);
$aliases = $this->getRootAliases();
$this->aliasPlatformPackages($platformRepo, $aliases);
if (!$this->suggestedPackagesReporter) {
$this->suggestedPackagesReporter = new SuggestedPackagesReporter($this->io);
}
try {
list($res, $devPackages) = $this->doInstall($localRepo, $installedRepo, $platformRepo, $aliases);
if ($res !== 0) {
return $res;
}
} catch (\Exception $e) {
if (!$this->dryRun) {
$this->installationManager->notifyInstalls($this->io);
}
throw $e;
}
if (!$this->dryRun) {
$this->installationManager->notifyInstalls($this->io);
}
// output suggestions if we're in dev mode
if ($this->devMode) {
$this->suggestedPackagesReporter->output($installedRepo);
}
# Find abandoned packages and warn user
foreach ($localRepo->getPackages() as $package) {
if (!$package instanceof CompletePackage || !$package->isAbandoned()) {
continue;
}
$replacement = (is_string($package->getReplacementPackage()))
? 'Use ' . $package->getReplacementPackage() . ' instead'
: 'No replacement was suggested';
$this->io->writeError(
sprintf(
"<warning>Package %s is abandoned, you should avoid using it. %s.</warning>",
$package->getPrettyName(),
$replacement
)
);
}
if (!$this->dryRun) {
// write lock
if ($this->update) {
$localRepo->reload();
$platformReqs = $this->extractPlatformRequirements($this->package->getRequires());
$platformDevReqs = $this->extractPlatformRequirements($this->package->getDevRequires());
$updatedLock = $this->locker->setLockData(
array_diff($localRepo->getCanonicalPackages(), $devPackages),
$devPackages,
$platformReqs,
$platformDevReqs,
$aliases,
$this->package->getMinimumStability(),
$this->package->getStabilityFlags(),
$this->preferStable || $this->package->getPreferStable(),
$this->preferLowest,
$this->config->get('platform') ?: array()
);
if ($updatedLock) {
$this->io->writeError('<info>Writing lock file</info>');
}
}
if ($this->dumpAutoloader) {
// write autoloader
if ($this->optimizeAutoloader) {
$this->io->writeError('<info>Generating optimized autoload files</info>');
} else {
$this->io->writeError('<info>Generating autoload files</info>');
}
$this->autoloadGenerator->setDevMode($this->devMode);
$this->autoloadGenerator->setClassMapAuthoritative($this->classMapAuthoritative);
$this->autoloadGenerator->setRunScripts($this->runScripts);
$this->autoloadGenerator->dump($this->config, $localRepo, $this->package, $this->installationManager, 'composer', $this->optimizeAutoloader);
}
if ($this->runScripts) {
// dispatch post event
$eventName = $this->update ? ScriptEvents::POST_UPDATE_CMD : ScriptEvents::POST_INSTALL_CMD;
$this->eventDispatcher->dispatchScript($eventName, $this->devMode);
}
$vendorDir = $this->config->get('vendor-dir');
if (is_dir($vendorDir)) {
// suppress errors as this fails sometimes on OSX for no apparent reason
// see https://github.com/composer/composer/issues/4070#issuecomment-129792748
@touch($vendorDir);
}
}
// re-enable GC except on HHVM which triggers a warning here
if (!defined('HHVM_VERSION')) {
gc_enable();
}
return 0;
}
/**
* @param RepositoryInterface $localRepo
* @param RepositoryInterface $installedRepo
* @param PlatformRepository $platformRepo
* @param array $aliases
* @return array [int, PackageInterfaces[]|null] with the exit code and an array of dev packages on update, or null on install
*/
protected function doInstall($localRepo, $installedRepo, $platformRepo, $aliases)
{
// init vars
$lockedRepository = null;
$repositories = null;
// initialize locked repo if we are installing from lock or in a partial update
// and a lock file is present as we need to force install non-whitelisted lock file
// packages in that case
if (!$this->update || (!empty($this->updateWhitelist) && $this->locker->isLocked())) {
try {
$lockedRepository = $this->locker->getLockedRepository($this->devMode);
} catch (\RuntimeException $e) {
// if there are dev requires, then we really can not install
if ($this->package->getDevRequires()) {
throw $e;
}
// no require-dev in composer.json and the lock file was created with no dev info, so skip them
$lockedRepository = $this->locker->getLockedRepository();
}
}
$this->whitelistUpdateDependencies(
$localRepo,
$this->package->getRequires(),
$this->package->getDevRequires()
);
$this->io->writeError('<info>Loading composer repositories with package information</info>');
// creating repository pool
$policy = $this->createPolicy();
$pool = $this->createPool($this->update ? null : $lockedRepository);
$pool->addRepository($installedRepo, $aliases);
if ($this->update) {
$repositories = $this->repositoryManager->getRepositories();
foreach ($repositories as $repository) {
$pool->addRepository($repository, $aliases);
}
}
// Add the locked repository after the others in case we are doing a
// partial update so missing packages can be found there still.
// For installs from lock it's the only one added so it is first
if ($lockedRepository) {
$pool->addRepository($lockedRepository, $aliases);
}
// creating requirements request
$request = $this->createRequest($this->package, $platformRepo);
if ($this->update) {
// remove unstable packages from the localRepo if they don't match the current stability settings
$removedUnstablePackages = array();
foreach ($localRepo->getPackages() as $package) {
if (
!$pool->isPackageAcceptable($package->getNames(), $package->getStability())
&& $this->installationManager->isPackageInstalled($localRepo, $package)
) {
$removedUnstablePackages[$package->getName()] = true;
$request->remove($package->getName(), new Constraint('=', $package->getVersion()));
}
}
$this->io->writeError('<info>Updating dependencies'.($this->devMode ? ' (including require-dev)' : '').'</info>');
$request->updateAll();
$links = array_merge($this->package->getRequires(), $this->package->getDevRequires());
foreach ($links as $link) {
$request->install($link->getTarget(), $link->getConstraint());
}
// if the updateWhitelist is enabled, packages not in it are also fixed
// to the version specified in the lock, or their currently installed version
if ($this->updateWhitelist) {
$currentPackages = $this->getCurrentPackages($installedRepo);
// collect packages to fixate from root requirements as well as installed packages
$candidates = array();
foreach ($links as $link) {
$candidates[$link->getTarget()] = true;
$rootRequires[$link->getTarget()] = $link;
}
foreach ($currentPackages as $package) {
$candidates[$package->getName()] = true;
}
// fix them to the version in lock (or currently installed) if they are not updateable
foreach ($candidates as $candidate => $dummy) {
foreach ($currentPackages as $curPackage) {
if ($curPackage->getName() === $candidate) {
if (!$this->isUpdateable($curPackage) && !isset($removedUnstablePackages[$curPackage->getName()])) {
$constraint = new Constraint('=', $curPackage->getVersion());
$description = $this->locker->isLocked() ? '(locked at' : '(installed at';
$requiredAt = isset($rootRequires[$candidate]) ? ', required as ' . $rootRequires[$candidate]->getPrettyConstraint() : '';
$constraint->setPrettyString($description . ' ' . $curPackage->getPrettyVersion() . $requiredAt . ')');
$request->install($curPackage->getName(), $constraint);
}
break;
}
}
}
}
} else {
$this->io->writeError('<info>Installing dependencies'.($this->devMode ? ' (including require-dev)' : '').' from lock file</info>');
if (!$this->locker->isFresh()) {
$this->io->writeError('<warning>Warning: The lock file is not up to date with the latest changes in composer.json. You may be getting outdated dependencies. Run update to update them.</warning>', true, IOInterface::QUIET);
}
foreach ($lockedRepository->getPackages() as $package) {
$version = $package->getVersion();
if (isset($aliases[$package->getName()][$version])) {
$version = $aliases[$package->getName()][$version]['alias_normalized'];
}
$constraint = new Constraint('=', $version);
$constraint->setPrettyString($package->getPrettyVersion());
$request->install($package->getName(), $constraint);
}
foreach ($this->locker->getPlatformRequirements(true) as $link) {
$request->install($link->getTarget(), $link->getConstraint());
}
}
// force dev packages to have the latest links if we update or install from a (potentially new) lock
$this->processDevPackages($localRepo, $pool, $policy, $repositories, $installedRepo, $lockedRepository, 'force-links');
// solve dependencies
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::PRE_DEPENDENCIES_SOLVING, $this->devMode, $policy, $pool, $installedRepo, $request);
$solver = new Solver($policy, $pool, $installedRepo, $this->io);
try {
$operations = $solver->solve($request, $this->ignorePlatformReqs);
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::POST_DEPENDENCIES_SOLVING, $this->devMode, $policy, $pool, $installedRepo, $request, $operations);
} catch (SolverProblemsException $e) {
$this->io->writeError('<error>Your requirements could not be resolved to an installable set of packages.</error>', true, IOInterface::QUIET);
$this->io->writeError($e->getMessage());
return array(max(1, $e->getCode()), array());
}
$this->io->writeError("Analyzed ".count($pool)." packages to resolve dependencies", true, IOInterface::VERBOSE);
$this->io->writeError("Analyzed ".$solver->getRuleSetSize()." rules to resolve dependencies", true, IOInterface::VERBOSE);
// force dev packages to be updated if we update or install from a (potentially new) lock
$operations = $this->processDevPackages($localRepo, $pool, $policy, $repositories, $installedRepo, $lockedRepository, 'force-updates', $operations);
// execute operations
if (!$operations) {
$this->io->writeError('Nothing to install or update');
}
$operations = $this->movePluginsToFront($operations);
$operations = $this->moveUninstallsToFront($operations);
// extract dev packages and mark them to be skipped if it's a --no-dev install or update
// we also force them to be uninstalled if they are present in the local repo
if ($this->update) {
$devPackages = $this->extractDevPackages($operations, $localRepo, $platformRepo, $aliases);
if (!$this->devMode) {
$operations = $this->filterDevPackageOperations($devPackages, $operations, $localRepo);
}
} else {
$devPackages = null;
}
foreach ($operations as $operation) {
// collect suggestions
if ('install' === $operation->getJobType()) {
$this->suggestedPackagesReporter->addSuggestionsFromPackage($operation->getPackage());
}
// updating, force dev packages' references if they're in root package refs
if ($this->update) {
$package = null;
if ('update' === $operation->getJobType()) {
$package = $operation->getTargetPackage();
} elseif ('install' === $operation->getJobType()) {
$package = $operation->getPackage();
}
if ($package && $package->isDev()) {
$references = $this->package->getReferences();
if (isset($references[$package->getName()])) {
$this->updateInstallReferences($package, $references[$package->getName()]);
}
}
if ('update' === $operation->getJobType()
&& $operation->getTargetPackage()->isDev()
&& $operation->getTargetPackage()->getVersion() === $operation->getInitialPackage()->getVersion()
&& (!$operation->getTargetPackage()->getSourceReference() || $operation->getTargetPackage()->getSourceReference() === $operation->getInitialPackage()->getSourceReference())
&& (!$operation->getTargetPackage()->getDistReference() || $operation->getTargetPackage()->getDistReference() === $operation->getInitialPackage()->getDistReference())
) {
$this->io->writeError(' - Skipping update of '. $operation->getTargetPackage()->getPrettyName().' to the same reference-locked version', true, IOInterface::DEBUG);
$this->io->writeError('', true, IOInterface::DEBUG);
continue;
}
}
$event = 'Composer\Installer\PackageEvents::PRE_PACKAGE_'.strtoupper($operation->getJobType());
if (defined($event) && $this->runScripts) {
$this->eventDispatcher->dispatchPackageEvent(constant($event), $this->devMode, $policy, $pool, $installedRepo, $request, $operations, $operation);
}
// output non-alias ops in dry run, output alias ops in debug verbosity
if ($this->dryRun && false === strpos($operation->getJobType(), 'Alias')) {
$this->io->writeError(' - ' . $operation);
$this->io->writeError('');
} elseif ($this->io->isDebug() && false !== strpos($operation->getJobType(), 'Alias')) {
$this->io->writeError(' - ' . $operation);
$this->io->writeError('');
}
$this->installationManager->execute($localRepo, $operation);
// output reasons why the operation was ran, only for install/update operations
if ($this->verbose && $this->io->isVeryVerbose() && in_array($operation->getJobType(), array('install', 'update'))) {
$reason = $operation->getReason();
if ($reason instanceof Rule) {
switch ($reason->getReason()) {
case Rule::RULE_JOB_INSTALL:
$this->io->writeError(' REASON: Required by the root package: '.$reason->getPrettyString($pool));
$this->io->writeError('');
break;
case Rule::RULE_PACKAGE_REQUIRES:
$this->io->writeError(' REASON: '.$reason->getPrettyString($pool));
$this->io->writeError('');
break;
}
}
}
$event = 'Composer\Installer\PackageEvents::POST_PACKAGE_'.strtoupper($operation->getJobType());
if (defined($event) && $this->runScripts) {
$this->eventDispatcher->dispatchPackageEvent(constant($event), $this->devMode, $policy, $pool, $installedRepo, $request, $operations, $operation);
}
if (!$this->dryRun) {
$localRepo->write();
}
}
if (!$this->dryRun) {
// force source/dist urls to be updated for all packages
$this->processPackageUrls($pool, $policy, $localRepo, $repositories);
$localRepo->write();
}
return array(0, $devPackages);
}
/**
* Extracts the dev packages out of the localRepo
*
* This works by faking the operations so we can see what the dev packages
* would be at the end of the operation execution. This lets us then remove
* the dev packages from the list of operations accordingly if we are in a
* --no-dev install or update.
*
* @return array
*/
private function extractDevPackages(array $operations, RepositoryInterface $localRepo, PlatformRepository $platformRepo, array $aliases)
{
if (!$this->package->getDevRequires()) {
return array();
}
// fake-apply all operations to this clone of the local repo so we see the complete set of package we would end up with
$tempLocalRepo = clone $localRepo;
foreach ($operations as $operation) {
switch ($operation->getJobType()) {
case 'install':
case 'markAliasInstalled':
if (!$tempLocalRepo->hasPackage($operation->getPackage())) {
$tempLocalRepo->addPackage(clone $operation->getPackage());
}
break;
case 'uninstall':
case 'markAliasUninstalled':
$tempLocalRepo->removePackage($operation->getPackage());
break;
case 'update':
$tempLocalRepo->removePackage($operation->getInitialPackage());
if (!$tempLocalRepo->hasPackage($operation->getTargetPackage())) {
$tempLocalRepo->addPackage(clone $operation->getTargetPackage());
}
break;
default:
throw new \LogicException('Unknown type: '.$operation->getJobType());
}
}
// we have to reload the local repo to handle aliases properly
// but as it is not persisted on disk we use a loader/dumper
// to reload it in memory
$localRepo = new InstalledArrayRepository(array());
$loader = new ArrayLoader();
$dumper = new ArrayDumper();
foreach ($tempLocalRepo->getCanonicalPackages() as $pkg) {
$localRepo->addPackage($loader->load($dumper->dump($pkg)));
}
unset($tempLocalRepo, $loader, $dumper);
$policy = $this->createPolicy();
$pool = $this->createPool();
$installedRepo = $this->createInstalledRepo($localRepo, $platformRepo);
$pool->addRepository($installedRepo, $aliases);
// creating requirements request without dev requirements
$request = $this->createRequest($this->package, $platformRepo);
$request->updateAll();
foreach ($this->package->getRequires() as $link) {
$request->install($link->getTarget(), $link->getConstraint());
}
// solve deps to see which get removed
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::PRE_DEPENDENCIES_SOLVING, false, $policy, $pool, $installedRepo, $request);
$solver = new Solver($policy, $pool, $installedRepo, $this->io);
$ops = $solver->solve($request, $this->ignorePlatformReqs);
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::POST_DEPENDENCIES_SOLVING, false, $policy, $pool, $installedRepo, $request, $ops);
$devPackages = array();
foreach ($ops as $op) {
if ($op->getJobType() === 'uninstall') {
$devPackages[] = $op->getPackage();
}
}
return $devPackages;
}
/**
* @return OperationInterface[] filtered operations, dev packages are uninstalled and all operations on them ignored
*/
private function filterDevPackageOperations(array $devPackages, array $operations, RepositoryInterface $localRepo)
{
$finalOps = array();
$packagesToSkip = array();
foreach ($devPackages as $pkg) {
$packagesToSkip[$pkg->getName()] = true;
if ($installedDevPkg = $localRepo->findPackage($pkg->getName(), '*')) {
$finalOps[] = new UninstallOperation($installedDevPkg, 'non-dev install removing it');
}
}
// skip operations applied on dev packages
foreach ($operations as $op) {
$package = $op->getJobType() === 'update' ? $op->getTargetPackage() : $op->getPackage();
if (isset($packagesToSkip[$package->getName()])) {
continue;
}
$finalOps[] = $op;
}
return $finalOps;
}
/**
* Workaround: if your packages depend on plugins, we must be sure
* that those are installed / updated first; else it would lead to packages
* being installed multiple times in different folders, when running Composer
* twice.
*
* While this does not fix the root-causes of https://github.com/composer/composer/issues/1147,
* it at least fixes the symptoms and makes usage of composer possible (again)
* in such scenarios.
*
* @param OperationInterface[] $operations
* @return OperationInterface[] reordered operation list
*/
private function movePluginsToFront(array $operations)
{
$installerOps = array();
foreach ($operations as $idx => $op) {
if ($op instanceof InstallOperation) {
$package = $op->getPackage();
} elseif ($op instanceof UpdateOperation) {
$package = $op->getTargetPackage();
} else {
continue;
}
if ($package->getType() === 'composer-plugin' || $package->getType() === 'composer-installer') {
// ignore requirements to platform or composer-plugin-api
$requires = array_keys($package->getRequires());
foreach ($requires as $index => $req) {
if ($req === 'composer-plugin-api' || preg_match(PlatformRepository::PLATFORM_PACKAGE_REGEX, $req)) {
unset($requires[$index]);
}
}
// if there are no other requirements, move the plugin to the top of the op list
if (!count($requires)) {
$installerOps[] = $op;
unset($operations[$idx]);
}
}
}
return array_merge($installerOps, $operations);
}
/**
* Removals of packages should be executed before installations in
* case two packages resolve to the same path (due to custom installers)
*
* @param OperationInterface[] $operations
* @return OperationInterface[] reordered operation list
*/
private function moveUninstallsToFront(array $operations)
{
$uninstOps = array();
foreach ($operations as $idx => $op) {
if ($op instanceof UninstallOperation) {
$uninstOps[] = $op;
unset($operations[$idx]);
}
}
return array_merge($uninstOps, $operations);
}
/**
* @return RepositoryInterface
*/
private function createInstalledRepo(RepositoryInterface $localRepo, PlatformRepository $platformRepo)
{
// clone root package to have one in the installed repo that does not require anything
// we don't want it to be uninstallable, but its requirements should not conflict
// with the lock file for example
$installedRootPackage = clone $this->package;
$installedRootPackage->setRequires(array());
$installedRootPackage->setDevRequires(array());
$repos = array(
$localRepo,
new InstalledArrayRepository(array($installedRootPackage)),
$platformRepo,
);
$installedRepo = new CompositeRepository($repos);
if ($this->additionalInstalledRepository) {
$installedRepo->addRepository($this->additionalInstalledRepository);
}
return $installedRepo;
}
/**
* @param RepositoryInterface|null $lockedRepository
* @return Pool
*/
private function createPool(RepositoryInterface $lockedRepository = null)
{
if ($this->update) {
$minimumStability = $this->package->getMinimumStability();
$stabilityFlags = $this->package->getStabilityFlags();
$requires = array_merge($this->package->getRequires(), $this->package->getDevRequires());
} else {
$minimumStability = $this->locker->getMinimumStability();
$stabilityFlags = $this->locker->getStabilityFlags();
$requires = array();
foreach ($lockedRepository->getPackages() as $package) {
$constraint = new Constraint('=', $package->getVersion());
$constraint->setPrettyString($package->getPrettyVersion());
$requires[$package->getName()] = $constraint;
}
}
$rootConstraints = array();
foreach ($requires as $req => $constraint) {
// skip platform requirements from the root package to avoid filtering out existing platform packages
if ($this->ignorePlatformReqs && preg_match(PlatformRepository::PLATFORM_PACKAGE_REGEX, $req)) {
continue;
}
if ($constraint instanceof Link) {
$rootConstraints[$req] = $constraint->getConstraint();
} else {
$rootConstraints[$req] = $constraint;
}
}
return new Pool($minimumStability, $stabilityFlags, $rootConstraints);
}
/**
* @return DefaultPolicy
*/
private function createPolicy()
{
$preferStable = null;
$preferLowest = null;
if (!$this->update) {
$preferStable = $this->locker->getPreferStable();
$preferLowest = $this->locker->getPreferLowest();
}
// old lock file without prefer stable/lowest will return null
// so in this case we use the composer.json info
if (null === $preferStable) {
$preferStable = $this->preferStable || $this->package->getPreferStable();
}
if (null === $preferLowest) {
$preferLowest = $this->preferLowest;
}
return new DefaultPolicy($preferStable, $preferLowest);
}
/**
* @param RootPackageInterface $rootPackage
* @param PlatformRepository $platformRepo
* @return Request
*/
private function createRequest(RootPackageInterface $rootPackage, PlatformRepository $platformRepo)
{
$request = new Request();
$constraint = new Constraint('=', $rootPackage->getVersion());
$constraint->setPrettyString($rootPackage->getPrettyVersion());
$request->install($rootPackage->getName(), $constraint);
$fixedPackages = $platformRepo->getPackages();
if ($this->additionalInstalledRepository) {
$additionalFixedPackages = $this->additionalInstalledRepository->getPackages();
$fixedPackages = array_merge($fixedPackages, $additionalFixedPackages);
}
// fix the version of all platform packages + additionally installed packages
// to prevent the solver trying to remove or update those
$provided = $rootPackage->getProvides();
foreach ($fixedPackages as $package) {
$constraint = new Constraint('=', $package->getVersion());
$constraint->setPrettyString($package->getPrettyVersion());
// skip platform packages that are provided by the root package
if ($package->getRepository() !== $platformRepo
|| !isset($provided[$package->getName()])
|| !$provided[$package->getName()]->getConstraint()->matches($constraint)
) {
$request->fix($package->getName(), $constraint);
}
}
return $request;
}
/**
* @param WritableRepositoryInterface $localRepo
* @param Pool $pool
* @param PolicyInterface $policy
* @param array $repositories
* @param RepositoryInterface $installedRepo
* @param RepositoryInterface $lockedRepository
* @param string $task
* @param array|null $operations
* @return array
*/
private function processDevPackages($localRepo, $pool, $policy, $repositories, $installedRepo, $lockedRepository, $task, array $operations = null)
{
if ($task === 'force-updates' && null === $operations) {
throw new \InvalidArgumentException('Missing operations argument');
}
if ($task === 'force-links') {
$operations = array();
}
if ($this->update && $this->updateWhitelist) {
$currentPackages = $this->getCurrentPackages($installedRepo);
}
foreach ($localRepo->getCanonicalPackages() as $package) {
// skip non-dev packages
if (!$package->isDev()) {
continue;
}
// skip packages that will be updated/uninstalled
foreach ($operations as $operation) {
if (('update' === $operation->getJobType() && $operation->getInitialPackage()->equals($package))
|| ('uninstall' === $operation->getJobType() && $operation->getPackage()->equals($package))
) {
continue 2;
}
}
if ($this->update) {
// skip package if the whitelist is enabled and it is not in it
if ($this->updateWhitelist && !$this->isUpdateable($package)) {
// check if non-updateable packages are out of date compared to the lock file to ensure we don't corrupt it
foreach ($currentPackages as $curPackage) {
if ($curPackage->isDev() && $curPackage->getName() === $package->getName() && $curPackage->getVersion() === $package->getVersion()) {
if ($task === 'force-links') {
$package->setRequires($curPackage->getRequires());
$package->setConflicts($curPackage->getConflicts());
$package->setProvides($curPackage->getProvides());
$package->setReplaces($curPackage->getReplaces());
} elseif ($task === 'force-updates') {
if (($curPackage->getSourceReference() && $curPackage->getSourceReference() !== $package->getSourceReference())
|| ($curPackage->getDistReference() && $curPackage->getDistReference() !== $package->getDistReference())
) {
$operations[] = new UpdateOperation($package, $curPackage);
}
}
break;
}
}
continue;
}
// find similar packages (name/version) in all repositories
$matches = $pool->whatProvides($package->getName(), new Constraint('=', $package->getVersion()));
foreach ($matches as $index => $match) {
// skip local packages
if (!in_array($match->getRepository(), $repositories, true)) {
unset($matches[$index]);
continue;
}
// skip providers/replacers
if ($match->getName() !== $package->getName()) {
unset($matches[$index]);
continue;
}
$matches[$index] = $match->getId();
}
// select preferred package according to policy rules
if ($matches && $matches = $policy->selectPreferredPackages($pool, array(), $matches)) {
$newPackage = $pool->literalToPackage($matches[0]);
if ($task === 'force-links' && $newPackage) {
$package->setRequires($newPackage->getRequires());
$package->setConflicts($newPackage->getConflicts());
$package->setProvides($newPackage->getProvides());
$package->setReplaces($newPackage->getReplaces());
}
if ($task === 'force-updates' && $newPackage && (
(($newPackage->getSourceReference() && $newPackage->getSourceReference() !== $package->getSourceReference())
|| ($newPackage->getDistReference() && $newPackage->getDistReference() !== $package->getDistReference())
)
)) {
$operations[] = new UpdateOperation($package, $newPackage);
continue;
}
}
if ($task === 'force-updates') {
// force installed package to update to referenced version in root package if it does not match the installed version
$references = $this->package->getReferences();
if (isset($references[$package->getName()]) && $references[$package->getName()] !== $package->getSourceReference()) {
// changing the source ref to update to will be handled in the operations loop
$operations[] = new UpdateOperation($package, clone $package);
}
}
} else {
// force update to locked version if it does not match the installed version
foreach ($lockedRepository->findPackages($package->getName()) as $lockedPackage) {
if ($lockedPackage->isDev() && $lockedPackage->getVersion() === $package->getVersion()) {
if ($task === 'force-links') {
$package->setRequires($lockedPackage->getRequires());
$package->setConflicts($lockedPackage->getConflicts());
$package->setProvides($lockedPackage->getProvides());
$package->setReplaces($lockedPackage->getReplaces());
} elseif ($task === 'force-updates') {
if (($lockedPackage->getSourceReference() && $lockedPackage->getSourceReference() !== $package->getSourceReference())
|| ($lockedPackage->getDistReference() && $lockedPackage->getDistReference() !== $package->getDistReference())
) {
$operations[] = new UpdateOperation($package, $lockedPackage);