/
AutoloadGenerator.php
1374 lines (1140 loc) · 48.8 KB
/
AutoloadGenerator.php
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<?php declare(strict_types=1);
/*
* This file is part of Composer.
*
* (c) Nils Adermann <naderman@naderman.de>
* Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Composer\Autoload;
use Composer\Config;
use Composer\EventDispatcher\EventDispatcher;
use Composer\Filter\PlatformRequirementFilter\IgnoreAllPlatformRequirementFilter;
use Composer\Filter\PlatformRequirementFilter\PlatformRequirementFilterFactory;
use Composer\Filter\PlatformRequirementFilter\PlatformRequirementFilterInterface;
use Composer\Installer\InstallationManager;
use Composer\IO\IOInterface;
use Composer\Package\AliasPackage;
use Composer\Package\PackageInterface;
use Composer\Package\RootPackageInterface;
use Composer\Pcre\Preg;
use Composer\Repository\InstalledRepositoryInterface;
use Composer\Semver\Constraint\Bound;
use Composer\Util\Filesystem;
use Composer\Util\Platform;
use Composer\Script\ScriptEvents;
use Composer\Util\PackageSorter;
use Composer\Json\JsonFile;
/**
* @author Igor Wiedler <igor@wiedler.ch>
* @author Jordi Boggiano <j.boggiano@seld.be>
*/
class AutoloadGenerator
{
/**
* @var EventDispatcher
*/
private $eventDispatcher;
/**
* @var ?IOInterface
*/
private $io;
/**
* @var ?bool
*/
private $devMode = null;
/**
* @var bool
*/
private $classMapAuthoritative = false;
/**
* @var bool
*/
private $apcu = false;
/**
* @var string|null
*/
private $apcuPrefix;
/**
* @var bool
*/
private $runScripts = false;
/**
* @var PlatformRequirementFilterInterface
*/
private $platformRequirementFilter;
public function __construct(EventDispatcher $eventDispatcher, IOInterface $io = null)
{
$this->eventDispatcher = $eventDispatcher;
$this->io = $io;
$this->platformRequirementFilter = PlatformRequirementFilterFactory::ignoreNothing();
}
/**
* @param bool $devMode
* @return void
*/
public function setDevMode(bool $devMode = true)
{
$this->devMode = (bool) $devMode;
}
/**
* Whether generated autoloader considers the class map authoritative.
*
* @param bool $classMapAuthoritative
* @return void
*/
public function setClassMapAuthoritative(bool $classMapAuthoritative)
{
$this->classMapAuthoritative = (bool) $classMapAuthoritative;
}
/**
* Whether generated autoloader considers APCu caching.
*
* @param bool $apcu
* @param string|null $apcuPrefix
* @return void
*/
public function setApcu(bool $apcu, ?string $apcuPrefix = null)
{
$this->apcu = (bool) $apcu;
$this->apcuPrefix = $apcuPrefix !== null ? (string) $apcuPrefix : $apcuPrefix;
}
/**
* Whether to run scripts or not
*
* @param bool $runScripts
* @return void
*/
public function setRunScripts(bool $runScripts = true)
{
$this->runScripts = (bool) $runScripts;
}
/**
* Whether platform requirements should be ignored.
*
* If this is set to true, the platform check file will not be generated
* If this is set to false, the platform check file will be generated with all requirements
* If this is set to string[], those packages will be ignored from the platform check file
*
* @param bool|string[] $ignorePlatformReqs
* @return void
*
* @deprecated use setPlatformRequirementFilter instead
*/
public function setIgnorePlatformRequirements($ignorePlatformReqs)
{
trigger_error('AutoloadGenerator::setIgnorePlatformRequirements is deprecated since Composer 2.2, use setPlatformRequirementFilter instead.', E_USER_DEPRECATED);
$this->setPlatformRequirementFilter(PlatformRequirementFilterFactory::fromBoolOrList($ignorePlatformReqs));
}
/**
* @return void
*/
public function setPlatformRequirementFilter(PlatformRequirementFilterInterface $platformRequirementFilter)
{
$this->platformRequirementFilter = $platformRequirementFilter;
}
/**
* @param string $targetDir
* @param bool $scanPsrPackages
* @param string $suffix
* @return int
* @throws \Seld\JsonLint\ParsingException
*/
public function dump(Config $config, InstalledRepositoryInterface $localRepo, RootPackageInterface $rootPackage, InstallationManager $installationManager, string $targetDir, bool $scanPsrPackages = false, string $suffix = '')
{
if ($this->classMapAuthoritative) {
// Force scanPsrPackages when classmap is authoritative
$scanPsrPackages = true;
}
// auto-set devMode based on whether dev dependencies are installed or not
if (null === $this->devMode) {
// we assume no-dev mode if no vendor dir is present or it is too old to contain dev information
$this->devMode = false;
$installedJson = new JsonFile($config->get('vendor-dir').'/composer/installed.json');
if ($installedJson->exists()) {
$installedJson = $installedJson->read();
if (isset($installedJson['dev'])) {
$this->devMode = $installedJson['dev'];
}
}
}
if ($this->runScripts) {
// set COMPOSER_DEV_MODE in case not set yet so it is available in the dump-autoload event listeners
if (!isset($_SERVER['COMPOSER_DEV_MODE'])) {
Platform::putEnv('COMPOSER_DEV_MODE', $this->devMode ? '1' : '0');
}
$this->eventDispatcher->dispatchScript(ScriptEvents::PRE_AUTOLOAD_DUMP, $this->devMode, array(), array(
'optimize' => (bool) $scanPsrPackages,
));
}
$filesystem = new Filesystem();
$filesystem->ensureDirectoryExists($config->get('vendor-dir'));
// Do not remove double realpath() calls.
// Fixes failing Windows realpath() implementation.
// See https://bugs.php.net/bug.php?id=72738
$basePath = $filesystem->normalizePath(realpath(realpath(Platform::getCwd())));
$vendorPath = $filesystem->normalizePath(realpath(realpath($config->get('vendor-dir'))));
$useGlobalIncludePath = (bool) $config->get('use-include-path');
$prependAutoloader = $config->get('prepend-autoloader') === false ? 'false' : 'true';
$targetDir = $vendorPath.'/'.$targetDir;
$filesystem->ensureDirectoryExists($targetDir);
$vendorPathCode = $filesystem->findShortestPathCode(realpath($targetDir), $vendorPath, true);
$vendorPathToTargetDirCode = $filesystem->findShortestPathCode($vendorPath, realpath($targetDir), true);
$appBaseDirCode = $filesystem->findShortestPathCode($vendorPath, $basePath, true);
$appBaseDirCode = str_replace('__DIR__', '$vendorDir', $appBaseDirCode);
$namespacesFile = <<<EOF
<?php
// autoload_namespaces.php @generated by Composer
\$vendorDir = $vendorPathCode;
\$baseDir = $appBaseDirCode;
return array(
EOF;
$psr4File = <<<EOF
<?php
// autoload_psr4.php @generated by Composer
\$vendorDir = $vendorPathCode;
\$baseDir = $appBaseDirCode;
return array(
EOF;
// Collect information from all packages.
$devPackageNames = $localRepo->getDevPackageNames();
$packageMap = $this->buildPackageMap($installationManager, $rootPackage, $localRepo->getCanonicalPackages());
if ($this->devMode) {
// if dev mode is enabled, then we do not filter any dev packages out so disable this entirely
$filteredDevPackages = false;
} else {
// if the list of dev package names is available we use that straight, otherwise pass true which means use legacy algo to figure them out
$filteredDevPackages = $devPackageNames ?: true;
}
$autoloads = $this->parseAutoloads($packageMap, $rootPackage, $filteredDevPackages);
// Process the 'psr-0' base directories.
foreach ($autoloads['psr-0'] as $namespace => $paths) {
$exportedPaths = array();
foreach ($paths as $path) {
$exportedPaths[] = $this->getPathCode($filesystem, $basePath, $vendorPath, $path);
}
$exportedPrefix = var_export($namespace, true);
$namespacesFile .= " $exportedPrefix => ";
$namespacesFile .= "array(".implode(', ', $exportedPaths)."),\n";
}
$namespacesFile .= ");\n";
// Process the 'psr-4' base directories.
foreach ($autoloads['psr-4'] as $namespace => $paths) {
$exportedPaths = array();
foreach ($paths as $path) {
$exportedPaths[] = $this->getPathCode($filesystem, $basePath, $vendorPath, $path);
}
$exportedPrefix = var_export($namespace, true);
$psr4File .= " $exportedPrefix => ";
$psr4File .= "array(".implode(', ', $exportedPaths)."),\n";
}
$psr4File .= ");\n";
$classmapFile = <<<EOF
<?php
// autoload_classmap.php @generated by Composer
\$vendorDir = $vendorPathCode;
\$baseDir = $appBaseDirCode;
return array(
EOF;
// add custom psr-0 autoloading if the root package has a target dir
$targetDirLoader = null;
$mainAutoload = $rootPackage->getAutoload();
if ($rootPackage->getTargetDir() && !empty($mainAutoload['psr-0'])) {
$levels = substr_count($filesystem->normalizePath($rootPackage->getTargetDir()), '/') + 1;
$prefixes = implode(', ', array_map(function ($prefix): string {
return var_export($prefix, true);
}, array_keys($mainAutoload['psr-0'])));
$baseDirFromTargetDirCode = $filesystem->findShortestPathCode($targetDir, $basePath, true);
$targetDirLoader = <<<EOF
public static function autoload(\$class)
{
\$dir = $baseDirFromTargetDirCode . '/';
\$prefixes = array($prefixes);
foreach (\$prefixes as \$prefix) {
if (0 !== strpos(\$class, \$prefix)) {
continue;
}
\$path = \$dir . implode('/', array_slice(explode('\\\\', \$class), $levels)).'.php';
if (!\$path = stream_resolve_include_path(\$path)) {
return false;
}
require \$path;
return true;
}
}
EOF;
}
$excluded = null;
if (!empty($autoloads['exclude-from-classmap'])) {
$excluded = $autoloads['exclude-from-classmap'];
}
$classMap = array();
$ambiguousClasses = array();
$scannedFiles = array();
foreach ($autoloads['classmap'] as $dir) {
$classMap = $this->addClassMapCode($filesystem, $basePath, $vendorPath, $dir, $excluded, null, null, $classMap, $ambiguousClasses, $scannedFiles);
}
if ($scanPsrPackages) {
$namespacesToScan = array();
// Scan the PSR-0/4 directories for class files, and add them to the class map
foreach (array('psr-4', 'psr-0') as $psrType) {
foreach ($autoloads[$psrType] as $namespace => $paths) {
$namespacesToScan[$namespace][] = array('paths' => $paths, 'type' => $psrType);
}
}
krsort($namespacesToScan);
foreach ($namespacesToScan as $namespace => $groups) {
foreach ($groups as $group) {
foreach ($group['paths'] as $dir) {
$dir = $filesystem->normalizePath($filesystem->isAbsolutePath($dir) ? $dir : $basePath.'/'.$dir);
if (!is_dir($dir)) {
continue;
}
$classMap = $this->addClassMapCode($filesystem, $basePath, $vendorPath, $dir, $excluded, $namespace, $group['type'], $classMap, $ambiguousClasses, $scannedFiles);
}
}
}
}
foreach ($ambiguousClasses as $className => $ambiguousPaths) {
$cleanPath = str_replace(array('$vendorDir . \'', '$baseDir . \'', "',\n"), array($vendorPath, $basePath, ''), $classMap[$className]);
$this->io->writeError(
'<warning>Warning: Ambiguous class resolution, "'.$className.'"'.
' was found '. (count($ambiguousPaths) + 1) .'x: in "'.$cleanPath.'" and "'. implode('", "', $ambiguousPaths) .'", the first will be used.</warning>'
);
}
$classMap['Composer\\InstalledVersions'] = "\$vendorDir . '/composer/InstalledVersions.php',\n";
ksort($classMap);
foreach ($classMap as $class => $code) {
$classmapFile .= ' '.var_export($class, true).' => '.$code;
}
$classmapFile .= ");\n";
if (!$suffix) {
if (!$config->get('autoloader-suffix') && Filesystem::isReadable($vendorPath.'/autoload.php')) {
$content = file_get_contents($vendorPath.'/autoload.php');
if (Preg::isMatch('{ComposerAutoloaderInit([^:\s]+)::}', $content, $match)) {
$suffix = $match[1];
}
}
if (!$suffix) {
$suffix = $config->get('autoloader-suffix') ?: md5(uniqid('', true));
}
}
$filesystem->filePutContentsIfModified($targetDir.'/autoload_namespaces.php', $namespacesFile);
$filesystem->filePutContentsIfModified($targetDir.'/autoload_psr4.php', $psr4File);
$filesystem->filePutContentsIfModified($targetDir.'/autoload_classmap.php', $classmapFile);
$includePathFilePath = $targetDir.'/include_paths.php';
if ($includePathFileContents = $this->getIncludePathsFile($packageMap, $filesystem, $basePath, $vendorPath, $vendorPathCode, $appBaseDirCode)) {
$filesystem->filePutContentsIfModified($includePathFilePath, $includePathFileContents);
} elseif (file_exists($includePathFilePath)) {
unlink($includePathFilePath);
}
$includeFilesFilePath = $targetDir.'/autoload_files.php';
if ($includeFilesFileContents = $this->getIncludeFilesFile($autoloads['files'], $filesystem, $basePath, $vendorPath, $vendorPathCode, $appBaseDirCode)) {
$filesystem->filePutContentsIfModified($includeFilesFilePath, $includeFilesFileContents);
} elseif (file_exists($includeFilesFilePath)) {
unlink($includeFilesFilePath);
}
$filesystem->filePutContentsIfModified($targetDir.'/autoload_static.php', $this->getStaticFile($suffix, $targetDir, $vendorPath, $basePath));
$checkPlatform = $config->get('platform-check') && !($this->platformRequirementFilter instanceof IgnoreAllPlatformRequirementFilter);
$platformCheckContent = null;
if ($checkPlatform) {
$platformCheckContent = $this->getPlatformCheck($packageMap, $config->get('platform-check'), $devPackageNames);
if (null === $platformCheckContent) {
$checkPlatform = false;
}
}
if ($checkPlatform) {
$filesystem->filePutContentsIfModified($targetDir.'/platform_check.php', $platformCheckContent);
} elseif (file_exists($targetDir.'/platform_check.php')) {
unlink($targetDir.'/platform_check.php');
}
$filesystem->filePutContentsIfModified($vendorPath.'/autoload.php', $this->getAutoloadFile($vendorPathToTargetDirCode, $suffix));
$filesystem->filePutContentsIfModified($targetDir.'/autoload_real.php', $this->getAutoloadRealFile(true, (bool) $includePathFileContents, $targetDirLoader, (bool) $includeFilesFileContents, $vendorPathCode, $appBaseDirCode, $suffix, $useGlobalIncludePath, $prependAutoloader, $checkPlatform));
$filesystem->safeCopy(__DIR__.'/ClassLoader.php', $targetDir.'/ClassLoader.php');
$filesystem->safeCopy(__DIR__.'/../../../LICENSE', $targetDir.'/LICENSE');
if ($this->runScripts) {
$this->eventDispatcher->dispatchScript(ScriptEvents::POST_AUTOLOAD_DUMP, $this->devMode, array(), array(
'optimize' => (bool) $scanPsrPackages,
));
}
return count($classMap);
}
/**
* @param string $basePath
* @param string $vendorPath
* @param string $dir
* @param null|array<int, string> $excluded
* @param null|string $namespaceFilter
* @param null|string $autoloadType
* @param array<class-string, string> $classMap
* @param array<class-string, array<int, string>> $ambiguousClasses
* @param array<string, true> $scannedFiles
* @return array<class-string, string>
*/
private function addClassMapCode(Filesystem $filesystem, string $basePath, string $vendorPath, string $dir, ?array $excluded, ?string $namespaceFilter, ?string $autoloadType, array $classMap, array &$ambiguousClasses, array &$scannedFiles): array
{
foreach ($this->generateClassMap($dir, $excluded, $namespaceFilter, $autoloadType, true, $scannedFiles) as $class => $path) {
$pathCode = $this->getPathCode($filesystem, $basePath, $vendorPath, $path).",\n";
if (!isset($classMap[$class])) {
$classMap[$class] = $pathCode;
} elseif ($this->io && $classMap[$class] !== $pathCode && !Preg::isMatch('{/(test|fixture|example|stub)s?/}i', strtr($classMap[$class].' '.$path, '\\', '/'))) {
$ambiguousClasses[$class][] = $path;
}
}
return $classMap;
}
/**
* @param string $dir
* @param null|array<int, string> $excluded
* @param null|string $namespaceFilter
* @param null|string $autoloadType
* @param bool $showAmbiguousWarning
* @param array<string, true> $scannedFiles
* @return array<class-string, string>
*/
private function generateClassMap(string $dir, ?array $excluded, ?string $namespaceFilter, ?string $autoloadType, bool $showAmbiguousWarning, array &$scannedFiles): array
{
if ($excluded) {
// filter excluded patterns here to only use those matching $dir
// exclude-from-classmap patterns are all realpath'd so we can only filter them if $dir exists so that realpath($dir) will work
// if $dir does not exist, it should anyway not find anything there so no trouble
if (file_exists($dir)) {
// transform $dir in the same way that exclude-from-classmap patterns are transformed so we can match them against each other
$dirMatch = preg_quote(strtr(realpath($dir), '\\', '/'));
foreach ($excluded as $index => $pattern) {
// extract the constant string prefix of the pattern here, until we reach a non-escaped regex special character
$pattern = Preg::replace('{^(([^.+*?\[^\]$(){}=!<>|:\\\\#-]+|\\\\[.+*?\[^\]$(){}=!<>|:#-])*).*}', '$1', $pattern);
// if the pattern is not a subset or superset of $dir, it is unrelated and we skip it
if (0 !== strpos($pattern, $dirMatch) && 0 !== strpos($dirMatch, $pattern)) {
unset($excluded[$index]);
}
}
}
$excluded = $excluded ? '{(' . implode('|', $excluded) . ')}' : null;
}
return ClassMapGenerator::createMap($dir, $excluded, $showAmbiguousWarning ? $this->io : null, $namespaceFilter, $autoloadType, $scannedFiles);
}
/**
* @param InstallationManager $installationManager
* @param PackageInterface[] $packages
* @return array<int, array{0: PackageInterface, 1: string}>
*/
public function buildPackageMap(InstallationManager $installationManager, PackageInterface $rootPackage, array $packages)
{
// build package => install path map
$packageMap = array(array($rootPackage, ''));
foreach ($packages as $package) {
if ($package instanceof AliasPackage) {
continue;
}
$this->validatePackage($package);
$packageMap[] = array(
$package,
$installationManager->getInstallPath($package),
);
}
return $packageMap;
}
/**
* @return void
* @throws \InvalidArgumentException Throws an exception, if the package has illegal settings.
*/
protected function validatePackage(PackageInterface $package)
{
$autoload = $package->getAutoload();
if (!empty($autoload['psr-4']) && null !== $package->getTargetDir()) {
$name = $package->getName();
$package->getTargetDir();
throw new \InvalidArgumentException("PSR-4 autoloading is incompatible with the target-dir property, remove the target-dir in package '$name'.");
}
if (!empty($autoload['psr-4'])) {
foreach ($autoload['psr-4'] as $namespace => $dirs) {
if ($namespace !== '' && '\\' !== substr($namespace, -1)) {
throw new \InvalidArgumentException("psr-4 namespaces must end with a namespace separator, '$namespace' does not, use '$namespace\\'.");
}
}
}
}
/**
* Compiles an ordered list of namespace => path mappings
*
* @param array<int, array{0: PackageInterface, 1: string}> $packageMap array of array(package, installDir-relative-to-composer.json)
* @param RootPackageInterface $rootPackage root package instance
* @param bool|string[] $filteredDevPackages If an array, the list of packages that must be removed. If bool, whether to filter out require-dev packages
* @return array
* @phpstan-return array{
* 'psr-0': array<string, array<string>>,
* 'psr-4': array<string, array<string>>,
* 'classmap': array<int, string>,
* 'files': array<string, string>,
* 'exclude-from-classmap': array<int, string>,
* }
*/
public function parseAutoloads(array $packageMap, PackageInterface $rootPackage, $filteredDevPackages = false)
{
$rootPackageMap = array_shift($packageMap);
if (is_array($filteredDevPackages)) {
$packageMap = array_filter($packageMap, function ($item) use ($filteredDevPackages): bool {
return !in_array($item[0]->getName(), $filteredDevPackages, true);
});
} elseif ($filteredDevPackages) {
$packageMap = $this->filterPackageMap($packageMap, $rootPackage);
}
$sortedPackageMap = $this->sortPackageMap($packageMap);
$sortedPackageMap[] = $rootPackageMap;
array_unshift($packageMap, $rootPackageMap);
$psr0 = $this->parseAutoloadsType($packageMap, 'psr-0', $rootPackage);
$psr4 = $this->parseAutoloadsType($packageMap, 'psr-4', $rootPackage);
$classmap = $this->parseAutoloadsType(array_reverse($sortedPackageMap), 'classmap', $rootPackage);
$files = $this->parseAutoloadsType($sortedPackageMap, 'files', $rootPackage);
$exclude = $this->parseAutoloadsType($sortedPackageMap, 'exclude-from-classmap', $rootPackage);
krsort($psr0);
krsort($psr4);
return array(
'psr-0' => $psr0,
'psr-4' => $psr4,
'classmap' => $classmap,
'files' => $files,
'exclude-from-classmap' => $exclude,
);
}
/**
* Registers an autoloader based on an autoload-map returned by parseAutoloads
*
* @param array<string, mixed[]> $autoloads see parseAutoloads return value
* @param null|string $vendorDir
* @return ClassLoader
*/
public function createLoader(array $autoloads, ?string $vendorDir = null)
{
$loader = new ClassLoader($vendorDir);
if (isset($autoloads['psr-0'])) {
foreach ($autoloads['psr-0'] as $namespace => $path) {
$loader->add($namespace, $path);
}
}
if (isset($autoloads['psr-4'])) {
foreach ($autoloads['psr-4'] as $namespace => $path) {
$loader->addPsr4($namespace, $path);
}
}
if (isset($autoloads['classmap'])) {
$excluded = null;
if (!empty($autoloads['exclude-from-classmap'])) {
$excluded = $autoloads['exclude-from-classmap'];
}
$scannedFiles = array();
foreach ($autoloads['classmap'] as $dir) {
try {
$loader->addClassMap($this->generateClassMap($dir, $excluded, null, null, false, $scannedFiles));
} catch (\RuntimeException $e) {
$this->io->writeError('<warning>'.$e->getMessage().'</warning>');
}
}
}
return $loader;
}
/**
* @param array<int, array{0: PackageInterface, 1: string}> $packageMap
* @param string $basePath
* @param string $vendorPath
* @param string $vendorPathCode
* @param string $appBaseDirCode
* @return ?string
*/
protected function getIncludePathsFile(array $packageMap, Filesystem $filesystem, string $basePath, string $vendorPath, string $vendorPathCode, string $appBaseDirCode)
{
$includePaths = array();
foreach ($packageMap as $item) {
list($package, $installPath) = $item;
if (null !== $package->getTargetDir() && strlen($package->getTargetDir()) > 0) {
$installPath = substr($installPath, 0, -strlen('/'.$package->getTargetDir()));
}
foreach ($package->getIncludePaths() as $includePath) {
$includePath = trim($includePath, '/');
$includePaths[] = empty($installPath) ? $includePath : $installPath.'/'.$includePath;
}
}
if (!$includePaths) {
return null;
}
$includePathsCode = '';
foreach ($includePaths as $path) {
$includePathsCode .= " " . $this->getPathCode($filesystem, $basePath, $vendorPath, $path) . ",\n";
}
return <<<EOF
<?php
// include_paths.php @generated by Composer
\$vendorDir = $vendorPathCode;
\$baseDir = $appBaseDirCode;
return array(
$includePathsCode);
EOF;
}
/**
* @param array<string, string> $files
* @param string $basePath
* @param string $vendorPath
* @param string $vendorPathCode
* @param string $appBaseDirCode
* @return ?string
*/
protected function getIncludeFilesFile(array $files, Filesystem $filesystem, string $basePath, string $vendorPath, string $vendorPathCode, string $appBaseDirCode)
{
$filesCode = '';
foreach ($files as $fileIdentifier => $functionFile) {
$filesCode .= ' ' . var_export($fileIdentifier, true) . ' => '
. $this->getPathCode($filesystem, $basePath, $vendorPath, $functionFile) . ",\n";
}
if (!$filesCode) {
return null;
}
return <<<EOF
<?php
// autoload_files.php @generated by Composer
\$vendorDir = $vendorPathCode;
\$baseDir = $appBaseDirCode;
return array(
$filesCode);
EOF;
}
/**
* @param string $basePath
* @param string $vendorPath
* @param string $path
* @return string
*/
protected function getPathCode(Filesystem $filesystem, string $basePath, string $vendorPath, string $path)
{
if (!$filesystem->isAbsolutePath($path)) {
$path = $basePath . '/' . $path;
}
$path = $filesystem->normalizePath($path);
$baseDir = '';
if (strpos($path.'/', $vendorPath.'/') === 0) {
$path = substr($path, strlen($vendorPath));
$baseDir = '$vendorDir';
if ($path !== false) {
$baseDir .= " . ";
}
} else {
$path = $filesystem->normalizePath($filesystem->findShortestPath($basePath, $path, true));
if (!$filesystem->isAbsolutePath($path)) {
$baseDir = '$baseDir . ';
$path = '/' . $path;
}
}
if (strpos($path, '.phar') !== false) {
$baseDir = "'phar://' . " . $baseDir;
}
return $baseDir . var_export($path, true);
}
/**
* @param array<int, array{0: PackageInterface, 1: string}> $packageMap
* @param bool|'php-only' $checkPlatform
* @param string[] $devPackageNames
* @return ?string
*/
protected function getPlatformCheck(array $packageMap, $checkPlatform, array $devPackageNames)
{
$lowestPhpVersion = Bound::zero();
$requiredExtensions = array();
$extensionProviders = array();
foreach ($packageMap as $item) {
$package = $item[0];
foreach (array_merge($package->getReplaces(), $package->getProvides()) as $link) {
if (Preg::isMatch('{^ext-(.+)$}iD', $link->getTarget(), $match)) {
$extensionProviders[$match[1]][] = $link->getConstraint();
}
}
}
foreach ($packageMap as $item) {
$package = $item[0];
// skip dev dependencies platform requirements as platform-check really should only be a production safeguard
if (in_array($package->getName(), $devPackageNames, true)) {
continue;
}
foreach ($package->getRequires() as $link) {
if ($this->platformRequirementFilter->isIgnored($link->getTarget())) {
continue;
}
if ('php' === $link->getTarget()) {
$constraint = $link->getConstraint();
if ($constraint->getLowerBound()->compareTo($lowestPhpVersion, '>')) {
$lowestPhpVersion = $constraint->getLowerBound();
}
}
if ($checkPlatform === true && Preg::isMatch('{^ext-(.+)$}iD', $link->getTarget(), $match)) {
// skip extension checks if they have a valid provider/replacer
if (isset($extensionProviders[$match[1]])) {
foreach ($extensionProviders[$match[1]] as $provided) {
if ($provided->matches($link->getConstraint())) {
continue 2;
}
}
}
if ($match[1] === 'zend-opcache') {
$match[1] = 'zend opcache';
}
$extension = var_export($match[1], true);
if ($match[1] === 'pcntl' || $match[1] === 'readline') {
$requiredExtensions[$extension] = "PHP_SAPI !== 'cli' || extension_loaded($extension) || \$missingExtensions[] = $extension;\n";
} else {
$requiredExtensions[$extension] = "extension_loaded($extension) || \$missingExtensions[] = $extension;\n";
}
}
}
}
ksort($requiredExtensions);
$formatToPhpVersionId = function (Bound $bound): int {
if ($bound->isZero()) {
return 0;
}
if ($bound->isPositiveInfinity()) {
return 99999;
}
$version = str_replace('-', '.', $bound->getVersion());
$chunks = array_map('intval', explode('.', $version));
return $chunks[0] * 10000 + $chunks[1] * 100 + $chunks[2];
};
$formatToHumanReadable = function (Bound $bound) {
if ($bound->isZero()) {
return 0;
}
if ($bound->isPositiveInfinity()) {
return 99999;
}
$version = str_replace('-', '.', $bound->getVersion());
$chunks = explode('.', $version);
$chunks = array_slice($chunks, 0, 3);
return implode('.', $chunks);
};
$requiredPhp = '';
$requiredPhpError = '';
if (!$lowestPhpVersion->isZero()) {
$operator = $lowestPhpVersion->isInclusive() ? '>=' : '>';
$requiredPhp = 'PHP_VERSION_ID '.$operator.' '.$formatToPhpVersionId($lowestPhpVersion);
$requiredPhpError = '"'.$operator.' '.$formatToHumanReadable($lowestPhpVersion).'"';
}
if ($requiredPhp) {
$requiredPhp = <<<PHP_CHECK
if (!($requiredPhp)) {
\$issues[] = 'Your Composer dependencies require a PHP version $requiredPhpError. You are running ' . PHP_VERSION . '.';
}
PHP_CHECK;
}
$requiredExtensions = implode('', $requiredExtensions);
if ('' !== $requiredExtensions) {
$requiredExtensions = <<<EXT_CHECKS
\$missingExtensions = array();
$requiredExtensions
if (\$missingExtensions) {
\$issues[] = 'Your Composer dependencies require the following PHP extensions to be installed: ' . implode(', ', \$missingExtensions) . '.';
}
EXT_CHECKS;
}
if (!$requiredPhp && !$requiredExtensions) {
return null;
}
return <<<PLATFORM_CHECK
<?php
// platform_check.php @generated by Composer
\$issues = array();
${requiredPhp}${requiredExtensions}
if (\$issues) {
if (!headers_sent()) {
header('HTTP/1.1 500 Internal Server Error');
}
if (!ini_get('display_errors')) {
if (PHP_SAPI === 'cli' || PHP_SAPI === 'phpdbg') {
fwrite(STDERR, 'Composer detected issues in your platform:' . PHP_EOL.PHP_EOL . implode(PHP_EOL, \$issues) . PHP_EOL.PHP_EOL);
} elseif (!headers_sent()) {
echo 'Composer detected issues in your platform:' . PHP_EOL.PHP_EOL . str_replace('You are running '.PHP_VERSION.'.', '', implode(PHP_EOL, \$issues)) . PHP_EOL.PHP_EOL;
}
}
trigger_error(
'Composer detected issues in your platform: ' . implode(' ', \$issues),
E_USER_ERROR
);
}
PLATFORM_CHECK;
}
/**
* @param string $vendorPathToTargetDirCode
* @param string $suffix
* @return string
*/
protected function getAutoloadFile(string $vendorPathToTargetDirCode, string $suffix)
{
$lastChar = $vendorPathToTargetDirCode[strlen($vendorPathToTargetDirCode) - 1];
if ("'" === $lastChar || '"' === $lastChar) {
$vendorPathToTargetDirCode = substr($vendorPathToTargetDirCode, 0, -1).'/autoload_real.php'.$lastChar;
} else {
$vendorPathToTargetDirCode .= " . '/autoload_real.php'";
}
return <<<AUTOLOAD
<?php
// autoload.php @generated by Composer
require_once $vendorPathToTargetDirCode;
return ComposerAutoloaderInit$suffix::getLoader();
AUTOLOAD;
}
/**
* @param bool $useClassMap
* @param bool $useIncludePath
* @param null|string $targetDirLoader
* @param bool $useIncludeFiles
* @param string $vendorPathCode unused in this method
* @param string $appBaseDirCode unused in this method
* @param string $suffix
* @param bool $useGlobalIncludePath
* @param string $prependAutoloader 'true'|'false'
* @param bool $checkPlatform
* @return string
*/
protected function getAutoloadRealFile(bool $useClassMap, bool $useIncludePath, ?string $targetDirLoader, bool $useIncludeFiles, string $vendorPathCode, string $appBaseDirCode, string $suffix, bool $useGlobalIncludePath, string $prependAutoloader, bool $checkPlatform)
{
$file = <<<HEADER
<?php
// autoload_real.php @generated by Composer
class ComposerAutoloaderInit$suffix
{
private static \$loader;
public static function loadClassLoader(\$class)
{
if ('Composer\\Autoload\\ClassLoader' === \$class) {
require __DIR__ . '/ClassLoader.php';
}
}
/**
* @return \Composer\Autoload\ClassLoader
*/
public static function getLoader()
{
if (null !== self::\$loader) {
return self::\$loader;
}
HEADER;
if ($checkPlatform) {
$file .= <<<'PLATFORM_CHECK'
require __DIR__ . '/platform_check.php';
PLATFORM_CHECK;
}
$file .= <<<CLASSLOADER_INIT
spl_autoload_register(array('ComposerAutoloaderInit$suffix', 'loadClassLoader'), true, $prependAutoloader);
self::\$loader = \$loader = new \\Composer\\Autoload\\ClassLoader(\\dirname(__DIR__));
spl_autoload_unregister(array('ComposerAutoloaderInit$suffix', 'loadClassLoader'));
CLASSLOADER_INIT;
if ($useIncludePath) {
$file .= <<<'INCLUDE_PATH'
$includePaths = require __DIR__ . '/include_paths.php';
$includePaths[] = get_include_path();
set_include_path(implode(PATH_SEPARATOR, $includePaths));
INCLUDE_PATH;
}
$file .= <<<STATIC_INIT
require __DIR__ . '/autoload_static.php';