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Diffstat (limited to 'vendor/composer/InstalledVersions.php')
| -rw-r--r-- | vendor/composer/InstalledVersions.php | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/vendor/composer/InstalledVersions.php b/vendor/composer/InstalledVersions.php new file mode 100644 index 0000000..7c5502c --- /dev/null +++ b/vendor/composer/InstalledVersions.php @@ -0,0 +1,337 @@ +<?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\ClassLoader; +use Composer\Semver\VersionParser; + +/** + * This class is copied in every Composer installed project and available to all + * + * See also https://getcomposer.org/doc/07-runtime.md#installed-versions + * + * To require its presence, you can require `composer-runtime-api ^2.0` + */ +class InstalledVersions +{ + private static $installed; + private static $canGetVendors; + private static $installedByVendor = array(); + + /** + * Returns a list of all package names which are present, either by being installed, replaced or provided + * + * @return string[] + * @psalm-return list<string> + */ + public static function getInstalledPackages() + { + $packages = array(); + foreach (self::getInstalled() as $installed) { + $packages[] = array_keys($installed['versions']); + } + + if (1 === \count($packages)) { + return $packages[0]; + } + + return array_keys(array_flip(\call_user_func_array('array_merge', $packages))); + } + + /** + * Returns a list of all package names with a specific type e.g. 'library' + * + * @param string $type + * @return string[] + * @psalm-return list<string> + */ + public static function getInstalledPackagesByType($type) + { + $packagesByType = array(); + + foreach (self::getInstalled() as $installed) { + foreach ($installed['versions'] as $name => $package) { + if (isset($package['type']) && $package['type'] === $type) { + $packagesByType[] = $name; + } + } + } + + return $packagesByType; + } + + /** + * Checks whether the given package is installed + * + * This also returns true if the package name is provided or replaced by another package + * + * @param string $packageName + * @param bool $includeDevRequirements + * @return bool + */ + public static function isInstalled($packageName, $includeDevRequirements = true) + { + foreach (self::getInstalled() as $installed) { + if (isset($installed['versions'][$packageName])) { + return $includeDevRequirements || empty($installed['versions'][$packageName]['dev_requirement']); + } + } + + return false; + } + + /** + * Checks whether the given package satisfies a version constraint + * + * e.g. If you want to know whether version 2.3+ of package foo/bar is installed, you would call: + * + * Composer\InstalledVersions::satisfies(new VersionParser, 'foo/bar', '^2.3') + * + * @param VersionParser $parser Install composer/semver to have access to this class and functionality + * @param string $packageName + * @param string|null $constraint A version constraint to check for, if you pass one you have to make sure composer/semver is required by your package + * @return bool + */ + public static function satisfies(VersionParser $parser, $packageName, $constraint) + { + $constraint = $parser->parseConstraints($constraint); + $provided = $parser->parseConstraints(self::getVersionRanges($packageName)); + + return $provided->matches($constraint); + } + + /** + * Returns a version constraint representing all the range(s) which are installed for a given package + * + * It is easier to use this via isInstalled() with the $constraint argument if you need to check + * whether a given version of a package is installed, and not just whether it exists + * + * @param string $packageName + * @return string Version constraint usable with composer/semver + */ + public static function getVersionRanges($packageName) + { + foreach (self::getInstalled() as $installed) { + if (!isset($installed['versions'][$packageName])) { + continue; + } + + $ranges = array(); + if (isset($installed['versions'][$packageName]['pretty_version'])) { + $ranges[] = $installed['versions'][$packageName]['pretty_version']; + } + if (array_key_exists('aliases', $installed['versions'][$packageName])) { + $ranges = array_merge($ranges, $installed['versions'][$packageName]['aliases']); + } + if (array_key_exists('replaced', $installed['versions'][$packageName])) { + $ranges = array_merge($ranges, $installed['versions'][$packageName]['replaced']); + } + if (array_key_exists('provided', $installed['versions'][$packageName])) { + $ranges = array_merge($ranges, $installed['versions'][$packageName]['provided']); + } + + return implode(' || ', $ranges); + } + + throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed'); + } + + /** + * @param string $packageName + * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as version, use satisfies or getVersionRanges if you need to know if a given version is present + */ + public static function getVersion($packageName) + { + foreach (self::getInstalled() as $installed) { + if (!isset($installed['versions'][$packageName])) { + continue; + } + + if (!isset($installed['versions'][$packageName]['version'])) { + return null; + } + + return $installed['versions'][$packageName]['version']; + } + + throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed'); + } + + /** + * @param string $packageName + * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as version, use satisfies or getVersionRanges if you need to know if a given version is present + */ + public static function getPrettyVersion($packageName) + { + foreach (self::getInstalled() as $installed) { + if (!isset($installed['versions'][$packageName])) { + continue; + } + + if (!isset($installed['versions'][$packageName]['pretty_version'])) { + return null; + } + + return $installed['versions'][$packageName]['pretty_version']; + } + + throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed'); + } + + /** + * @param string $packageName + * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as reference + */ + public static function getReference($packageName) + { + foreach (self::getInstalled() as $installed) { + if (!isset($installed['versions'][$packageName])) { + continue; + } + + if (!isset($installed['versions'][$packageName]['reference'])) { + return null; + } + + return $installed['versions'][$packageName]['reference']; + } + + throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed'); + } + + /** + * @param string $packageName + * @return string|null If the package is being replaced or provided but is not really installed, null will be returned as install path. Packages of type metapackages also have a null install path. + */ + public static function getInstallPath($packageName) + { + foreach (self::getInstalled() as $installed) { + if (!isset($installed['versions'][$packageName])) { + continue; + } + + return isset($installed['versions'][$packageName]['install_path']) ? $installed['versions'][$packageName]['install_path'] : null; + } + + throw new \OutOfBoundsException('Package "' . $packageName . '" is not installed'); + } + + /** + * @return array + * @psalm-return array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string} + */ + public static function getRootPackage() + { + $installed = self::getInstalled(); + + return $installed[0]['root']; + } + + /** + * Returns the raw installed.php data for custom implementations + * + * @deprecated Use getAllRawData() instead which returns all datasets for all autoloaders present in the process. getRawData only returns the first dataset loaded, which may not be what you expect. + * @return array[] + * @psalm-return array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>} + */ + public static function getRawData() + { + @trigger_error('getRawData only returns the first dataset loaded, which may not be what you expect. Use getAllRawData() instead which returns all datasets for all autoloaders present in the process.', E_USER_DEPRECATED); + + if (null === self::$installed) { + // only require the installed.php file if this file is loaded from its dumped location, + // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937 + if (substr(__DIR__, -8, 1) !== 'C') { + self::$installed = include __DIR__ . '/installed.php'; + } else { + self::$installed = array(); + } + } + + return self::$installed; + } + + /** + * Returns the raw data of all installed.php which are currently loaded for custom implementations + * + * @return array[] + * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}> + */ + public static function getAllRawData() + { + return self::getInstalled(); + } + + /** + * Lets you reload the static array from another file + * + * This is only useful for complex integrations in which a project needs to use + * this class but then also needs to execute another project's autoloader in process, + * and wants to ensure both projects have access to their version of installed.php. + * + * A typical case would be PHPUnit, where it would need to make sure it reads all + * the data it needs from this class, then call reload() with + * `require $CWD/vendor/composer/installed.php` (or similar) as input to make sure + * the project in which it runs can then also use this class safely, without + * interference between PHPUnit's dependencies and the project's dependencies. + * + * @param array[] $data A vendor/composer/installed.php data set + * @return void + * + * @psalm-param array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>} $data + */ + public static function reload($data) + { + self::$installed = $data; + self::$installedByVendor = array(); + } + + /** + * @return array[] + * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}> + */ + private static function getInstalled() + { + if (null === self::$canGetVendors) { + self::$canGetVendors = method_exists('Composer\Autoload\ClassLoader', 'getRegisteredLoaders'); + } + + $installed = array(); + + if (self::$canGetVendors) { + foreach (ClassLoader::getRegisteredLoaders() as $vendorDir => $loader) { + if (isset(self::$installedByVendor[$vendorDir])) { + $installed[] = self::$installedByVendor[$vendorDir]; + } elseif (is_file($vendorDir.'/composer/installed.php')) { + $installed[] = self::$installedByVendor[$vendorDir] = require $vendorDir.'/composer/installed.php'; + if (null === self::$installed && strtr($vendorDir.'/composer', '\\', '/') === strtr(__DIR__, '\\', '/')) { + self::$installed = $installed[count($installed) - 1]; + } + } + } + } + + if (null === self::$installed) { + // only require the installed.php file if this file is loaded from its dumped location, + // and not from its source location in the composer/composer package, see https://github.com/composer/composer/issues/9937 + if (substr(__DIR__, -8, 1) !== 'C') { + self::$installed = require __DIR__ . '/installed.php'; + } else { + self::$installed = array(); + } + } + $installed[] = self::$installed; + + return $installed; + } +} |