forked from composer/composer
/
ComposerRepository.php
1623 lines (1360 loc) · 62.6 KB
/
ComposerRepository.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\Repository;
use Composer\Package\BasePackage;
use Composer\Package\Loader\ArrayLoader;
use Composer\Package\PackageInterface;
use Composer\Package\AliasPackage;
use Composer\Package\CompletePackage;
use Composer\Package\CompleteAliasPackage;
use Composer\Package\Version\VersionParser;
use Composer\Package\Version\StabilityFilter;
use Composer\Json\JsonFile;
use Composer\Cache;
use Composer\Config;
use Composer\IO\IOInterface;
use Composer\Pcre\Preg;
use Composer\Plugin\PostFileDownloadEvent;
use Composer\Semver\CompilingMatcher;
use Composer\Util\HttpDownloader;
use Composer\Util\Loop;
use Composer\Plugin\PluginEvents;
use Composer\Plugin\PreFileDownloadEvent;
use Composer\EventDispatcher\EventDispatcher;
use Composer\Downloader\TransportException;
use Composer\Semver\Constraint\ConstraintInterface;
use Composer\Semver\Constraint\Constraint;
use Composer\Semver\Constraint\MatchAllConstraint;
use Composer\Util\Http\Response;
use Composer\MetadataMinifier\MetadataMinifier;
use Composer\Util\Url;
/**
* @author Jordi Boggiano <j.boggiano@seld.be>
*/
class ComposerRepository extends ArrayRepository implements ConfigurableRepositoryInterface
{
/**
* @var mixed[]
* @phpstan-var array{url: string, options?: mixed[], type?: 'composer', allow_ssl_downgrade?: bool}
*/
private $repoConfig;
/** @var mixed[] */
private $options;
/** @var string */
private $url;
/** @var string */
private $baseUrl;
/** @var IOInterface */
private $io;
/** @var HttpDownloader */
private $httpDownloader;
/** @var Loop */
private $loop;
/** @var Cache */
protected $cache;
/** @var ?string */
protected $notifyUrl = null;
/** @var ?string */
protected $searchUrl = null;
/** @var ?string a URL containing %package% which can be queried to get providers of a given name */
protected $providersApiUrl = null;
/** @var bool */
protected $hasProviders = false;
/** @var ?string */
protected $providersUrl = null;
/** @var ?string */
protected $listUrl = null;
/** @var bool Indicates whether a comprehensive list of packages this repository might provide is expressed in the repository root. **/
protected $hasAvailablePackageList = false;
/** @var ?array<string> */
protected $availablePackages = null;
/** @var ?array<non-empty-string> */
protected $availablePackagePatterns = null;
/** @var ?string */
protected $lazyProvidersUrl = null;
/** @var ?array<string, array{sha256: string}> */
protected $providerListing;
/** @var ArrayLoader */
protected $loader;
/** @var bool */
private $allowSslDowngrade = false;
/** @var ?EventDispatcher */
private $eventDispatcher;
/** @var ?array<string, array<int, array{url: string, preferred: bool}>> */
private $sourceMirrors;
/** @var ?array<int, array{url: string, preferred: bool}> */
private $distMirrors;
/** @var bool */
private $degradedMode = false;
/** @var mixed[]|true */
private $rootData;
/** @var bool */
private $hasPartialPackages = false;
/** @var ?array<string, mixed[]> */
private $partialPackagesByName = null;
/**
* TODO v3 should make this private once we can drop PHP 5.3 support
* @private
* @var array list of package names which are fresh and can be loaded from the cache directly in case loadPackage is called several times
* useful for v2 metadata repositories with lazy providers
* @phpstan-var array<string, true>
*/
public $freshMetadataUrls = array();
/**
* TODO v3 should make this private once we can drop PHP 5.3 support
* @private
* @var array list of package names which returned a 404 and should not be re-fetched in case loadPackage is called several times
* useful for v2 metadata repositories with lazy providers
* @phpstan-var array<string, true>
*/
public $packagesNotFoundCache = array();
/**
* TODO v3 should make this private once we can drop PHP 5.3 support
* @private
* @var VersionParser
*/
public $versionParser;
/**
* @param array<string, mixed> $repoConfig
* @phpstan-param array{url: string, options?: mixed[], type?: 'composer', allow_ssl_downgrade?: bool} $repoConfig
*/
public function __construct(array $repoConfig, IOInterface $io, Config $config, HttpDownloader $httpDownloader, EventDispatcher $eventDispatcher = null)
{
parent::__construct();
if (!Preg::isMatch('{^[\w.]+\??://}', $repoConfig['url'])) {
// assume http as the default protocol
$repoConfig['url'] = 'http://'.$repoConfig['url'];
}
$repoConfig['url'] = rtrim($repoConfig['url'], '/');
if (strpos($repoConfig['url'], 'https?') === 0) {
$repoConfig['url'] = (extension_loaded('openssl') ? 'https' : 'http') . substr($repoConfig['url'], 6);
}
$urlBits = parse_url($repoConfig['url']);
if ($urlBits === false || empty($urlBits['scheme'])) {
throw new \UnexpectedValueException('Invalid url given for Composer repository: '.$repoConfig['url']);
}
if (!isset($repoConfig['options'])) {
$repoConfig['options'] = array();
}
if (isset($repoConfig['allow_ssl_downgrade']) && true === $repoConfig['allow_ssl_downgrade']) {
$this->allowSslDowngrade = true;
}
$this->options = $repoConfig['options'];
$this->url = $repoConfig['url'];
// force url for packagist.org to repo.packagist.org
if (Preg::isMatch('{^(?P<proto>https?)://packagist\.org/?$}i', $this->url, $match)) {
$this->url = $match['proto'].'://repo.packagist.org';
}
$this->baseUrl = rtrim(Preg::replace('{(?:/[^/\\\\]+\.json)?(?:[?#].*)?$}', '', $this->url), '/');
$this->io = $io;
$this->cache = new Cache($io, $config->get('cache-repo-dir').'/'.Preg::replace('{[^a-z0-9.]}i', '-', Url::sanitize($this->url)), 'a-z0-9.$~');
$this->cache->setReadOnly($config->get('cache-read-only'));
$this->versionParser = new VersionParser();
$this->loader = new ArrayLoader($this->versionParser);
$this->httpDownloader = $httpDownloader;
$this->eventDispatcher = $eventDispatcher;
$this->repoConfig = $repoConfig;
$this->loop = new Loop($this->httpDownloader);
}
public function getRepoName()
{
return 'composer repo ('.Url::sanitize($this->url).')';
}
public function getRepoConfig()
{
return $this->repoConfig;
}
/**
* @inheritDoc
*/
public function findPackage($name, $constraint)
{
// this call initializes loadRootServerFile which is needed for the rest below to work
$hasProviders = $this->hasProviders();
$name = strtolower($name);
if (!$constraint instanceof ConstraintInterface) {
$constraint = $this->versionParser->parseConstraints($constraint);
}
if ($this->lazyProvidersUrl) {
if ($this->hasPartialPackages() && isset($this->partialPackagesByName[$name])) {
return $this->filterPackages($this->whatProvides($name), $constraint, true);
}
if ($this->hasAvailablePackageList && !$this->lazyProvidersRepoContains($name)) {
return null;
}
$packages = $this->loadAsyncPackages(array($name => $constraint));
return reset($packages['packages']);
}
if ($hasProviders) {
foreach ($this->getProviderNames() as $providerName) {
if ($name === $providerName) {
return $this->filterPackages($this->whatProvides($providerName), $constraint, true);
}
}
return null;
}
return parent::findPackage($name, $constraint);
}
/**
* @inheritDoc
*/
public function findPackages($name, $constraint = null)
{
// this call initializes loadRootServerFile which is needed for the rest below to work
$hasProviders = $this->hasProviders();
$name = strtolower($name);
if (null !== $constraint && !$constraint instanceof ConstraintInterface) {
$constraint = $this->versionParser->parseConstraints($constraint);
}
if ($this->lazyProvidersUrl) {
if ($this->hasPartialPackages() && isset($this->partialPackagesByName[$name])) {
return $this->filterPackages($this->whatProvides($name), $constraint);
}
if ($this->hasAvailablePackageList && !$this->lazyProvidersRepoContains($name)) {
return array();
}
$result = $this->loadAsyncPackages(array($name => $constraint));
return $result['packages'];
}
if ($hasProviders) {
foreach ($this->getProviderNames() as $providerName) {
if ($name === $providerName) {
return $this->filterPackages($this->whatProvides($providerName), $constraint);
}
}
return array();
}
return parent::findPackages($name, $constraint);
}
/**
* @param array<BasePackage> $packages
* @param ConstraintInterface|null $constraint
* @param bool $returnFirstMatch
*
* @return BasePackage|array<BasePackage>|null
*/
private function filterPackages(array $packages, $constraint = null, $returnFirstMatch = false)
{
if (null === $constraint) {
if ($returnFirstMatch) {
return reset($packages);
}
return $packages;
}
$filteredPackages = array();
foreach ($packages as $package) {
$pkgConstraint = new Constraint('==', $package->getVersion());
if ($constraint->matches($pkgConstraint)) {
if ($returnFirstMatch) {
return $package;
}
$filteredPackages[] = $package;
}
}
if ($returnFirstMatch) {
return null;
}
return $filteredPackages;
}
public function getPackages()
{
$hasProviders = $this->hasProviders();
if ($this->lazyProvidersUrl) {
if (is_array($this->availablePackages) && !$this->availablePackagePatterns) {
$packageMap = array();
foreach ($this->availablePackages as $name) {
$packageMap[$name] = new MatchAllConstraint();
}
$result = $this->loadAsyncPackages($packageMap);
return array_values($result['packages']);
}
if ($this->hasPartialPackages()) {
if (!is_array($this->partialPackagesByName)) {
throw new \LogicException('hasPartialPackages failed to initialize $this->partialPackagesByName');
}
return $this->createPackages($this->partialPackagesByName, 'packages.json inline packages');
}
throw new \LogicException('Composer repositories that have lazy providers and no available-packages list can not load the complete list of packages, use getPackageNames instead.');
}
if ($hasProviders) {
throw new \LogicException('Composer repositories that have providers can not load the complete list of packages, use getPackageNames instead.');
}
return parent::getPackages();
}
/**
* @param string|null $packageFilter Package pattern filter which can include "*" as a wildcard
*
* @return string[]
*/
public function getPackageNames($packageFilter = null)
{
$hasProviders = $this->hasProviders();
$filterResults =
/**
* @param list<string> $results
* @return list<string>
*/
function (array $results) {
return $results;
}
;
if (null !== $packageFilter && '' !== $packageFilter) {
$packageFilterRegex = BasePackage::packageNameToRegexp($packageFilter);
$filterResults =
/**
* @param list<string> $results
* @return list<string>
*/
function (array $results) use ($packageFilterRegex) {
/** @var list<string> $results */
return Preg::grep($packageFilterRegex, $results);
}
;
}
if ($this->lazyProvidersUrl) {
if (is_array($this->availablePackages)) {
return $filterResults(array_keys($this->availablePackages));
}
if ($this->listUrl) {
// no need to call $filterResults here as the $packageFilter is applied in the function itself
return $this->loadPackageList($packageFilter);
}
if ($this->hasPartialPackages() && $this->partialPackagesByName !== null) {
return $filterResults(array_keys($this->partialPackagesByName));
}
return array();
}
if ($hasProviders) {
return $filterResults($this->getProviderNames());
}
$names = array();
foreach ($this->getPackages() as $package) {
$names[] = $package->getPrettyName();
}
return $filterResults($names);
}
/**
* @return list<string>
*/
private function getVendorNames()
{
$cacheKey = 'vendor-list.txt';
$cacheAge = $this->cache->getAge($cacheKey);
if (false !== $cacheAge && $cacheAge < 600 && ($cachedData = $this->cache->read($cacheKey)) !== false) {
$cachedData = explode("\n", $cachedData);
return $cachedData;
}
$names = $this->getPackageNames();
$uniques = array();
foreach ($names as $name) {
// @phpstan-ignore-next-line
$uniques[substr($name, 0, strpos($name, '/'))] = true;
}
$vendors = array_keys($uniques);
if (!$this->cache->isReadOnly()) {
$this->cache->write($cacheKey, implode("\n", $vendors));
}
return $vendors;
}
/**
* @param string|null $packageFilter
* @return list<string>
*/
private function loadPackageList($packageFilter = null)
{
if (null === $this->listUrl) {
throw new \LogicException('Make sure to call loadRootServerFile before loadPackageList');
}
$url = $this->listUrl;
if (is_string($packageFilter) && $packageFilter !== '') {
$url .= '?filter='.urlencode($packageFilter);
$result = $this->httpDownloader->get($url, $this->options)->decodeJson();
return $result['packageNames'];
}
$cacheKey = 'package-list.txt';
$cacheAge = $this->cache->getAge($cacheKey);
if (false !== $cacheAge && $cacheAge < 600 && ($cachedData = $this->cache->read($cacheKey)) !== false) {
$cachedData = explode("\n", $cachedData);
return $cachedData;
}
$result = $this->httpDownloader->get($url, $this->options)->decodeJson();
if (!$this->cache->isReadOnly()) {
$this->cache->write($cacheKey, implode("\n", $result['packageNames']));
}
return $result['packageNames'];
}
public function loadPackages(array $packageNameMap, array $acceptableStabilities, array $stabilityFlags, array $alreadyLoaded = array())
{
// this call initializes loadRootServerFile which is needed for the rest below to work
$hasProviders = $this->hasProviders();
if (!$hasProviders && !$this->hasPartialPackages() && !$this->lazyProvidersUrl) {
return parent::loadPackages($packageNameMap, $acceptableStabilities, $stabilityFlags, $alreadyLoaded);
}
$packages = array();
$namesFound = array();
if ($hasProviders || $this->hasPartialPackages()) {
foreach ($packageNameMap as $name => $constraint) {
$matches = array();
// if a repo has no providers but only partial packages and the partial packages are missing
// then we don't want to call whatProvides as it would try to load from the providers and fail
if (!$hasProviders && !isset($this->partialPackagesByName[$name])) {
continue;
}
$candidates = $this->whatProvides($name, $acceptableStabilities, $stabilityFlags, $alreadyLoaded);
foreach ($candidates as $candidate) {
if ($candidate->getName() !== $name) {
throw new \LogicException('whatProvides should never return a package with a different name than the requested one');
}
$namesFound[$name] = true;
if (!$constraint || $constraint->matches(new Constraint('==', $candidate->getVersion()))) {
$matches[spl_object_hash($candidate)] = $candidate;
if ($candidate instanceof AliasPackage && !isset($matches[spl_object_hash($candidate->getAliasOf())])) {
$matches[spl_object_hash($candidate->getAliasOf())] = $candidate->getAliasOf();
}
}
}
// add aliases of matched packages even if they did not match the constraint
foreach ($candidates as $candidate) {
if ($candidate instanceof AliasPackage) {
if (isset($matches[spl_object_hash($candidate->getAliasOf())])) {
$matches[spl_object_hash($candidate)] = $candidate;
}
}
}
$packages = array_merge($packages, $matches);
unset($packageNameMap[$name]);
}
}
if ($this->lazyProvidersUrl && count($packageNameMap)) {
if ($this->hasAvailablePackageList) {
foreach ($packageNameMap as $name => $constraint) {
if (!$this->lazyProvidersRepoContains(strtolower($name))) {
unset($packageNameMap[$name]);
}
}
}
$result = $this->loadAsyncPackages($packageNameMap, $acceptableStabilities, $stabilityFlags, $alreadyLoaded);
$packages = array_merge($packages, $result['packages']);
$namesFound = array_merge($namesFound, $result['namesFound']);
}
return array('namesFound' => array_keys($namesFound), 'packages' => $packages);
}
/**
* @inheritDoc
*/
public function search($query, $mode = 0, $type = null)
{
$this->loadRootServerFile(600);
if ($this->searchUrl && $mode === self::SEARCH_FULLTEXT) {
$url = str_replace(array('%query%', '%type%'), array(urlencode($query), $type), $this->searchUrl);
$search = $this->httpDownloader->get($url, $this->options)->decodeJson();
if (empty($search['results'])) {
return array();
}
$results = array();
foreach ($search['results'] as $result) {
// do not show virtual packages in results as they are not directly useful from a composer perspective
if (!empty($result['virtual'])) {
continue;
}
$results[] = $result;
}
return $results;
}
if ($mode === self::SEARCH_VENDOR) {
$results = array();
$regex = '{(?:'.implode('|', Preg::split('{\s+}', $query)).')}i';
$vendorNames = $this->getVendorNames();
foreach (Preg::grep($regex, $vendorNames) as $name) {
$results[] = array('name' => $name, 'description' => '');
}
return $results;
}
if ($this->hasProviders() || $this->lazyProvidersUrl) {
// optimize search for "^foo/bar" where at least "^foo/" is present by loading this directly from the listUrl if present
if (Preg::isMatch('{^\^(?P<query>(?P<vendor>[a-z0-9_.-]+)/[a-z0-9_.-]*)\*?$}i', $query, $match) && $this->listUrl !== null) {
$url = $this->listUrl . '?vendor='.urlencode($match['vendor']).'&filter='.urlencode($match['query'].'*');
$result = $this->httpDownloader->get($url, $this->options)->decodeJson();
$results = array();
foreach ($result['packageNames'] as $name) {
$results[] = array('name' => $name, 'description' => '');
}
return $results;
}
$results = array();
$regex = '{(?:'.implode('|', Preg::split('{\s+}', $query)).')}i';
$packageNames = $this->getPackageNames();
foreach (Preg::grep($regex, $packageNames) as $name) {
$results[] = array('name' => $name, 'description' => '');
}
return $results;
}
return parent::search($query, $mode);
}
public function getProviders($packageName)
{
$this->loadRootServerFile();
$result = array();
if ($this->providersApiUrl) {
$apiResult = $this->httpDownloader->get(str_replace('%package%', $packageName, $this->providersApiUrl), $this->options)->decodeJson();
foreach ($apiResult['providers'] as $provider) {
$result[$provider['name']] = $provider;
}
return $result;
}
if ($this->hasPartialPackages()) {
if (!is_array($this->partialPackagesByName)) {
throw new \LogicException('hasPartialPackages failed to initialize $this->partialPackagesByName');
}
foreach ($this->partialPackagesByName as $versions) {
foreach ($versions as $candidate) {
if (isset($result[$candidate['name']]) || !isset($candidate['provide'][$packageName])) {
continue;
}
$result[$candidate['name']] = array(
'name' => $candidate['name'],
'description' => isset($candidate['description']) ? $candidate['description'] : '',
'type' => isset($candidate['type']) ? $candidate['type'] : '',
);
}
}
}
if ($this->packages) {
$result = array_merge($result, parent::getProviders($packageName));
}
return $result;
}
/**
* @return string[]
*/
private function getProviderNames()
{
$this->loadRootServerFile();
if (null === $this->providerListing) {
$this->loadProviderListings($this->loadRootServerFile());
}
if ($this->lazyProvidersUrl) {
// Can not determine list of provided packages for lazy repositories
return array();
}
if ($this->providersUrl && null !== $this->providerListing) {
return array_keys($this->providerListing);
}
return array();
}
/**
* @return void
*/
protected function configurePackageTransportOptions(PackageInterface $package)
{
foreach ($package->getDistUrls() as $url) {
if (strpos($url, $this->baseUrl) === 0) {
$package->setTransportOptions($this->options);
return;
}
}
}
/**
* @return bool
*/
private function hasProviders()
{
$this->loadRootServerFile();
return $this->hasProviders;
}
/**
* @param string $name package name
* @param array<string, int>|null $acceptableStabilities
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $acceptableStabilities
* @param array<string, int>|null $stabilityFlags an array of package name => BasePackage::STABILITY_* value
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $stabilityFlags
* @param array<string, array<string, PackageInterface>> $alreadyLoaded
*
* @return array<string, BasePackage>
*/
private function whatProvides($name, array $acceptableStabilities = null, array $stabilityFlags = null, array $alreadyLoaded = array())
{
$packagesSource = null;
if (!$this->hasPartialPackages() || !isset($this->partialPackagesByName[$name])) {
// skip platform packages, root package and composer-plugin-api
if (PlatformRepository::isPlatformPackage($name) || '__root__' === $name) {
return array();
}
if (null === $this->providerListing) {
$this->loadProviderListings($this->loadRootServerFile());
}
$useLastModifiedCheck = false;
if ($this->lazyProvidersUrl && !isset($this->providerListing[$name])) {
$hash = null;
$url = str_replace('%package%', $name, $this->lazyProvidersUrl);
$cacheKey = 'provider-'.strtr($name, '/', '$').'.json';
$useLastModifiedCheck = true;
} elseif ($this->providersUrl) {
// package does not exist in this repo
if (!isset($this->providerListing[$name])) {
return array();
}
$hash = $this->providerListing[$name]['sha256'];
$url = str_replace(array('%package%', '%hash%'), array($name, $hash), $this->providersUrl);
$cacheKey = 'provider-'.strtr($name, '/', '$').'.json';
} else {
return array();
}
$packages = null;
if (!$useLastModifiedCheck && $hash && $this->cache->sha256($cacheKey) === $hash) {
$packages = json_decode($this->cache->read($cacheKey), true);
$packagesSource = 'cached file ('.$cacheKey.' originating from '.Url::sanitize($url).')';
} elseif ($useLastModifiedCheck) {
if ($contents = $this->cache->read($cacheKey)) {
$contents = json_decode($contents, true);
// we already loaded some packages from this file, so assume it is fresh and avoid fetching it again
if (isset($alreadyLoaded[$name])) {
$packages = $contents;
$packagesSource = 'cached file ('.$cacheKey.' originating from '.Url::sanitize($url).')';
} elseif (isset($contents['last-modified'])) {
$response = $this->fetchFileIfLastModified($url, $cacheKey, $contents['last-modified']);
$packages = true === $response ? $contents : $response;
$packagesSource = true === $response ? 'cached file ('.$cacheKey.' originating from '.Url::sanitize($url).')' : 'downloaded file ('.Url::sanitize($url).')';
}
}
}
if (!$packages) {
try {
$packages = $this->fetchFile($url, $cacheKey, $hash, $useLastModifiedCheck);
$packagesSource = 'downloaded file ('.Url::sanitize($url).')';
} catch (TransportException $e) {
// 404s are acceptable for lazy provider repos
if ($this->lazyProvidersUrl && in_array($e->getStatusCode(), array(404, 499), true)) {
$packages = array('packages' => array());
$packagesSource = 'not-found file ('.Url::sanitize($url).')';
if ($e->getStatusCode() === 499) {
$this->io->error('<warning>' . $e->getMessage() . '</warning>');
}
} else {
throw $e;
}
}
}
$loadingPartialPackage = false;
} else {
$packages = array('packages' => array('versions' => $this->partialPackagesByName[$name]));
$packagesSource = 'root file ('.Url::sanitize($this->getPackagesJsonUrl()).')';
$loadingPartialPackage = true;
}
$result = array();
$versionsToLoad = array();
foreach ($packages['packages'] as $versions) {
foreach ($versions as $version) {
$normalizedName = strtolower($version['name']);
// only load the actual named package, not other packages that might find themselves in the same file
if ($normalizedName !== $name) {
continue;
}
if (!$loadingPartialPackage && $this->hasPartialPackages() && isset($this->partialPackagesByName[$normalizedName])) {
continue;
}
if (!isset($versionsToLoad[$version['uid']])) {
if (!isset($version['version_normalized'])) {
$version['version_normalized'] = $this->versionParser->normalize($version['version']);
} elseif ($version['version_normalized'] === VersionParser::DEFAULT_BRANCH_ALIAS) {
// handling of existing repos which need to remain composer v1 compatible, in case the version_normalized contained VersionParser::DEFAULT_BRANCH_ALIAS, we renormalize it
$version['version_normalized'] = $this->versionParser->normalize($version['version']);
}
// avoid loading packages which have already been loaded
if (isset($alreadyLoaded[$name][$version['version_normalized']])) {
continue;
}
if ($this->isVersionAcceptable(null, $normalizedName, $version, $acceptableStabilities, $stabilityFlags)) {
$versionsToLoad[$version['uid']] = $version;
}
}
}
}
// load acceptable packages in the providers
$loadedPackages = $this->createPackages($versionsToLoad, $packagesSource);
$uids = array_keys($versionsToLoad);
foreach ($loadedPackages as $index => $package) {
$package->setRepository($this);
$uid = $uids[$index];
if ($package instanceof AliasPackage) {
$aliased = $package->getAliasOf();
$aliased->setRepository($this);
$result[$uid] = $aliased;
$result[$uid.'-alias'] = $package;
} else {
$result[$uid] = $package;
}
}
return $result;
}
/**
* @inheritDoc
*/
protected function initialize()
{
parent::initialize();
$repoData = $this->loadDataFromServer();
foreach ($this->createPackages($repoData, 'root file ('.Url::sanitize($this->getPackagesJsonUrl()).')') as $package) {
$this->addPackage($package);
}
}
/**
* Adds a new package to the repository
*
* @param PackageInterface $package
*/
public function addPackage(PackageInterface $package)
{
parent::addPackage($package);
$this->configurePackageTransportOptions($package);
}
/**
* @param array<string, ConstraintInterface|null> $packageNames array of package name => ConstraintInterface|null - if a constraint is provided, only packages matching it will be loaded
* @param array<string, int>|null $acceptableStabilities
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $acceptableStabilities
* @param array<string, int>|null $stabilityFlags an array of package name => BasePackage::STABILITY_* value
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $stabilityFlags
* @param array<string, array<string, PackageInterface>> $alreadyLoaded
*
* @return array{namesFound: array<string, true>, packages: array<string, BasePackage>}
*/
private function loadAsyncPackages(array $packageNames, array $acceptableStabilities = null, array $stabilityFlags = null, array $alreadyLoaded = array())
{
$this->loadRootServerFile();
$packages = array();
$namesFound = array();
$promises = array();
$repo = $this;
if (!$this->lazyProvidersUrl) {
throw new \LogicException('loadAsyncPackages only supports v2 protocol composer repos with a metadata-url');
}
// load ~dev versions of the packages as well if needed
foreach ($packageNames as $name => $constraint) {
if ($acceptableStabilities === null || $stabilityFlags === null || StabilityFilter::isPackageAcceptable($acceptableStabilities, $stabilityFlags, array($name), 'dev')) {
$packageNames[$name.'~dev'] = $constraint;
}
// if only dev stability is requested, we skip loading the non dev file
if (isset($acceptableStabilities['dev']) && count($acceptableStabilities) === 1 && count($stabilityFlags) === 0) {
unset($packageNames[$name]);
}
}
foreach ($packageNames as $name => $constraint) {
$name = strtolower($name);
$realName = Preg::replace('{~dev$}', '', $name);
// skip platform packages, root package and composer-plugin-api
if (PlatformRepository::isPlatformPackage($realName) || '__root__' === $realName) {
continue;
}
$url = str_replace('%package%', $name, $this->lazyProvidersUrl);
$cacheKey = 'provider-'.strtr($name, '/', '~').'.json';
$lastModified = null;
if ($contents = $this->cache->read($cacheKey)) {
$contents = json_decode($contents, true);
$lastModified = isset($contents['last-modified']) ? $contents['last-modified'] : null;
}
$promises[] = $this->asyncFetchFile($url, $cacheKey, $lastModified)
->then(function ($response) use (&$packages, &$namesFound, $url, $cacheKey, $contents, $realName, $constraint, $repo, $acceptableStabilities, $stabilityFlags, $alreadyLoaded) {
$packagesSource = 'downloaded file ('.Url::sanitize($url).')';
if (true === $response) {
$packagesSource = 'cached file ('.$cacheKey.' originating from '.Url::sanitize($url).')';
$response = $contents;
}
if (!isset($response['packages'][$realName])) {
return;
}
$versions = $response['packages'][$realName];
if (isset($response['minified']) && $response['minified'] === 'composer/2.0') {
$versions = MetadataMinifier::expand($versions);
}
$namesFound[$realName] = true;
$versionsToLoad = array();
foreach ($versions as $version) {
if (!isset($version['version_normalized'])) {
$version['version_normalized'] = $repo->versionParser->normalize($version['version']);
} elseif ($version['version_normalized'] === VersionParser::DEFAULT_BRANCH_ALIAS) {
// handling of existing repos which need to remain composer v1 compatible, in case the version_normalized contained VersionParser::DEFAULT_BRANCH_ALIAS, we renormalize it
$version['version_normalized'] = $repo->versionParser->normalize($version['version']);
}
// avoid loading packages which have already been loaded
if (isset($alreadyLoaded[$realName][$version['version_normalized']])) {
continue;
}
if ($repo->isVersionAcceptable($constraint, $realName, $version, $acceptableStabilities, $stabilityFlags)) {
$versionsToLoad[] = $version;
}
}
$loadedPackages = $repo->createPackages($versionsToLoad, $packagesSource);
foreach ($loadedPackages as $package) {
$package->setRepository($repo);
$packages[spl_object_hash($package)] = $package;
if ($package instanceof AliasPackage && !isset($packages[spl_object_hash($package->getAliasOf())])) {
$package->getAliasOf()->setRepository($repo);
$packages[spl_object_hash($package->getAliasOf())] = $package->getAliasOf();
}
}
});
}
$this->loop->wait($promises);
return array('namesFound' => $namesFound, 'packages' => $packages);
// RepositorySet should call loadMetadata, getMetadata when all promises resolved, then metadataComplete when done so we can GC the loaded json and whatnot then as needed
}
/**
* TODO v3 should make this private once we can drop PHP 5.3 support
*
* @private
*
* @param ConstraintInterface|null $constraint
* @param string $name package name (must be lowercased already)
* @param array<string, mixed> $versionData
* @param array<string, int>|null $acceptableStabilities
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $acceptableStabilities
* @param array<string, int>|null $stabilityFlags an array of package name => BasePackage::STABILITY_* value
* @phpstan-param array<string, BasePackage::STABILITY_*>|null $stabilityFlags
*
* @return bool
*/
public function isVersionAcceptable($constraint, $name, $versionData, array $acceptableStabilities = null, array $stabilityFlags = null)
{
$versions = array($versionData['version_normalized']);
if ($alias = $this->loader->getBranchAlias($versionData)) {
$versions[] = $alias;
}
foreach ($versions as $version) {
if (null !== $acceptableStabilities && null !== $stabilityFlags && !StabilityFilter::isPackageAcceptable($acceptableStabilities, $stabilityFlags, array($name), VersionParser::parseStability($version))) {
continue;
}
if ($constraint && !CompilingMatcher::match($constraint, Constraint::OP_EQ, $version)) {
continue;
}