public static function install(Event $event)
{
if (!self::init($event)) {
return;
}
$notInstalled = 0;
if (!empty(self::$toInstall)) {
self::$io->write('<info>Installing platform-specific dependencies</info>');
foreach (self::$toInstall as $package) {
if (!self::$installer->isPackageInstalled(self::$localRepo, $package)) {
self::$installer->install(self::$localRepo, new InstallOperation($package));
self::updateBinary($package);
} else {
$notInstalled++;
}
}
}
if (empty(self::$toInstall) || $notInstalled > 0) {
self::$io->write('Nothing to install or update in platform-specific dependencies');
}
}
protected function doInstall($localRepo, $installedRepo, $platformRepo, $aliases, $withDevReqs)
{
// init vars
$lockedRepository = null;
$repositories = null;
// initialize locker to create aliased packages
$installFromLock = false;
if (!$this->update && $this->locker->isLocked()) {
$installFromLock = true;
try {
$lockedRepository = $this->locker->getLockedRepository($withDevReqs);
} 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, $withDevReqs, $this->package->getRequires(), $this->package->getDevRequires());
$this->io->writeError('<info>Loading composer repositories with package information</info>');
// creating repository pool
$policy = $this->createPolicy();
$pool = $this->createPool($withDevReqs, $lockedRepository);
$pool->addRepository($installedRepo, $aliases);
if ($installFromLock) {
$pool->addRepository($lockedRepository, $aliases);
}
if (!$installFromLock) {
$repositories = $this->repositoryManager->getRepositories();
foreach ($repositories as $repository) {
$pool->addRepository($repository, $aliases);
}
}
// creating requirements request
$request = $this->createRequest($pool, $this->package, $platformRepo);
if (!$installFromLock) {
// 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 VersionConstraint('=', $package->getVersion()));
}
}
}
if ($this->update) {
$this->io->writeError('<info>Updating dependencies' . ($withDevReqs ? ' (including require-dev)' : '') . '</info>');
$request->updateAll();
if ($withDevReqs) {
$links = array_merge($this->package->getRequires(), $this->package->getDevRequires());
} else {
$links = $this->package->getRequires();
}
foreach ($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) {
if ($this->locker->isLocked()) {
try {
$currentPackages = $this->locker->getLockedRepository($withDevReqs)->getPackages();
} catch (\RuntimeException $e) {
// fetch only non-dev packages from lock if doing a dev update fails due to a previously incomplete lock file
$currentPackages = $this->locker->getLockedRepository()->getPackages();
}
} else {
$currentPackages = $installedRepo->getPackages();
}
// collect packages to fixate from root requirements as well as installed packages
$candidates = array();
foreach ($links as $link) {
$candidates[$link->getTarget()] = true;
}
foreach ($localRepo->getPackages() 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 VersionConstraint('=', $curPackage->getVersion());
$request->install($curPackage->getName(), $constraint);
}
break;
}
}
}
}
} elseif ($installFromLock) {
$this->io->writeError('<info>Installing dependencies' . ($withDevReqs ? ' (including require-dev)' : '') . ' from lock file</info>');
if (!$this->locker->isFresh()) {
$this->io->writeError('<warning>Warning: The lock file is not up to date with the latest changes in composer.json. You may be getting outdated dependencies. Run update to update them.</warning>');
}
foreach ($lockedRepository->getPackages() as $package) {
$version = $package->getVersion();
if (isset($aliases[$package->getName()][$version])) {
$version = $aliases[$package->getName()][$version]['alias_normalized'];
}
$constraint = new VersionConstraint('=', $version);
$constraint->setPrettyString($package->getPrettyVersion());
$request->install($package->getName(), $constraint);
}
foreach ($this->locker->getPlatformRequirements($withDevReqs) as $link) {
$request->install($link->getTarget(), $link->getConstraint());
}
} else {
$this->io->writeError('<info>Installing dependencies' . ($withDevReqs ? ' (including require-dev)' : '') . '</info>');
if ($withDevReqs) {
$links = array_merge($this->package->getRequires(), $this->package->getDevRequires());
} else {
$links = $this->package->getRequires();
}
foreach ($links 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, $lockedRepository, $installFromLock, 'force-links');
// solve dependencies
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::PRE_DEPENDENCIES_SOLVING, $this->devMode, $policy, $pool, $installedRepo, $request);
$solver = new Solver($policy, $pool, $installedRepo);
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>');
$this->io->writeError($e->getMessage());
return max(1, $e->getCode());
}
// force dev packages to be updated if we update or install from a (potentially new) lock
$operations = $this->processDevPackages($localRepo, $pool, $policy, $repositories, $lockedRepository, $installFromLock, 'force-updates', $operations);
// execute operations
if (!$operations) {
$this->io->writeError('Nothing to install or update');
}
$operations = $this->movePluginsToFront($operations);
$operations = $this->moveUninstallsToFront($operations);
foreach ($operations as $operation) {
// collect suggestions
if ('install' === $operation->getJobType()) {
foreach ($operation->getPackage()->getSuggests() as $target => $reason) {
$this->suggestedPackages[] = array('source' => $operation->getPackage()->getPrettyName(), 'target' => $target, 'reason' => $reason);
}
}
// not installing from lock, force dev packages' references if they're in root package refs
if (!$installFromLock) {
$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()])) {
$package->setSourceReference($references[$package->getName()]);
$package->setDistReference($references[$package->getName()]);
}
}
if ('update' === $operation->getJobType() && $operation->getTargetPackage()->isDev() && $operation->getTargetPackage()->getVersion() === $operation->getInitialPackage()->getVersion() && $operation->getTargetPackage()->getSourceReference() === $operation->getInitialPackage()->getSourceReference()) {
if ($this->io->isDebug()) {
$this->io->writeError(' - Skipping update of ' . $operation->getTargetPackage()->getPrettyName() . ' to the same reference-locked version');
$this->io->writeError('');
}
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 root: ' . $reason->getPrettyString($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();
}
}
return 0;
}
/**
* @param WritableRepositoryInterface $repo repository to purge packages from
* @param Installer\InstallationManager $im manager to check whether packages are still installed
*/
protected function purgePackages(WritableRepositoryInterface $repo, Installer\InstallationManager $im)
{
foreach ($repo->getPackages() as $package) {
if (!$im->isPackageInstalled($repo, $package)) {
$repo->removePackage($package);
}
}
}
/**
* @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($this->devMode) 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);
} 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());
}
// 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);
$this->eventDispatcher->dispatchInstallerEvent(InstallerEvents::POST_DEPENDENCIES_SOLVING, $this->devMode, $policy, $pool, $installedRepo, $request, $operations);
$this->io->writeError("Analyzed " . count($pool) . " packages to resolve dependencies", true, IOInterface::VERBOSE);
$this->io->writeError("Analyzed " . $solver->getRuleSetSize() . " rules to resolve dependencies", true, IOInterface::VERBOSE);
// execute operations
if (!$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 {
$devPackages = null;
}
if ($operations) {
$installs = $updates = $uninstalls = array();
foreach ($operations as $operation) {
if ($operation instanceof InstallOperation) {
$installs[] = $operation->getPackage()->getPrettyName() . ':' . $operation->getPackage()->getFullPrettyVersion();
} elseif ($operation instanceof UpdateOperation) {
$updates[] = $operation->getTargetPackage()->getPrettyName() . ':' . $operation->getTargetPackage()->getFullPrettyVersion();
} elseif ($operation instanceof UninstallOperation) {
$uninstalls[] = $operation->getPackage()->getPrettyName();
}
}
$this->io->writeError(sprintf("<info>Package operations: %d install%s, %d update%s, %d removal%s</info>", count($installs), 1 === count($installs) ? '' : 's', count($updates), 1 === count($updates) ? '' : 's', count($uninstalls), 1 === count($uninstalls) ? '' : 's'));
if ($installs) {
$this->io->writeError("Installs: " . implode(', ', $installs), true, IOInterface::VERBOSE);
}
if ($updates) {
$this->io->writeError("Updates: " . implode(', ', $updates), true, IOInterface::VERBOSE);
}
if ($uninstalls) {
$this->io->writeError("Removals: " . implode(', ', $uninstalls), true, IOInterface::VERBOSE);
}
}
foreach ($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);
}
/**
* @param Repository\RepositoryManager $rm
* @param Installer\InstallationManager $im
*/
protected function purgePackages(Repository\RepositoryManager $rm, Installer\InstallationManager $im)
{
$repo = $rm->getLocalRepository();
foreach ($repo->getPackages() as $package) {
if (!$im->isPackageInstalled($repo, $package)) {
$repo->removePackage($package);
}
}
}
/**
* Get the filter root constraint operator.
*
* @param PackageInterface $package
*
* @return string
*/
private function getFilterOperator(PackageInterface $package)
{
return $this->installationManager->isPackageInstalled($this->installedRepository, $package) ? '>' : '>=';
}
/**
* @param Repository\RepositoryManager $rm
* @param Installer\InstallationManager $im
*/
protected function purgePackages(Repository\RepositoryManager $rm, Installer\InstallationManager $im)
{
foreach ($rm->getLocalRepositories() as $repo) {
/* @var $repo Repository\WritableRepositoryInterface */
foreach ($repo->getPackages() as $package) {
if (!$im->isPackageInstalled($repo, $package)) {
$repo->removePackage($package);
}
}
}
}
