Viewing file:  AddAnnotatedClassesToCachePass.php (4.23 KB) -rw-r--r--
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\DependencyInjection;
use Composer\Autoload\ClassLoader;
use Symfony\Component\Debug\DebugClassLoader as LegacyDebugClassLoader;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\ErrorHandler\DebugClassLoader;
use Symfony\Component\HttpKernel\Kernel;
/**
* Sets the classes to compile in the cache for the container.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class AddAnnotatedClassesToCachePass implements CompilerPassInterface
{
private $kernel;
public function __construct(Kernel $kernel)
{
$this->kernel = $kernel;
}
/**
* {@inheritdoc}
*/
public function process(ContainerBuilder $container)
{
$annotatedClasses = [];
foreach ($container->getExtensions() as $extension) {
if ($extension instanceof Extension) {
$annotatedClasses[] = $extension->getAnnotatedClassesToCompile();
}
}
$annotatedClasses = array_merge($this->kernel->getAnnotatedClassesToCompile(), ...$annotatedClasses);
$existingClasses = $this->getClassesInComposerClassMaps();
$annotatedClasses = $container->getParameterBag()->resolveValue($annotatedClasses);
$this->kernel->setAnnotatedClassCache($this->expandClasses($annotatedClasses, $existingClasses));
}
/**
* Expands the given class patterns using a list of existing classes.
*
* @param array $patterns The class patterns to expand
* @param array $classes The existing classes to match against the patterns
*/
private function expandClasses(array $patterns, array $classes): array
{
$expanded = [];
// Explicit classes declared in the patterns are returned directly
foreach ($patterns as $key => $pattern) {
if (!str_ends_with($pattern, '\\') && !str_contains($pattern, '*')) {
unset($patterns[$key]);
$expanded[] = ltrim($pattern, '\\');
}
}
// Match patterns with the classes list
$regexps = $this->patternsToRegexps($patterns);
foreach ($classes as $class) {
$class = ltrim($class, '\\');
if ($this->matchAnyRegexps($class, $regexps)) {
$expanded[] = $class;
}
}
return array_unique($expanded);
}
private function getClassesInComposerClassMaps(): array
{
$classes = [];
foreach (spl_autoload_functions() as $function) {
if (!\is_array($function)) {
continue;
}
if ($function[0] instanceof DebugClassLoader || $function[0] instanceof LegacyDebugClassLoader) {
$function = $function[0]->getClassLoader();
}
if (\is_array($function) && $function[0] instanceof ClassLoader) {
$classes += array_filter($function[0]->getClassMap());
}
}
return array_keys($classes);
}
private function patternsToRegexps(array $patterns): array
{
$regexps = [];
foreach ($patterns as $pattern) {
// Escape user input
$regex = preg_quote(ltrim($pattern, '\\'));
// Wildcards * and **
$regex = strtr($regex, ['\\*\\*' => '.*?', '\\*' => '[^\\\\]*?']);
// If this class does not end by a slash, anchor the end
if ('\\' !== substr($regex, -1)) {
$regex .= '$';
}
$regexps[] = '{^\\\\'.$regex.'}';
}
return $regexps;
}
private function matchAnyRegexps(string $class, array $regexps): bool
{
$isTest = str_contains($class, 'Test');
foreach ($regexps as $regex) {
if ($isTest && !str_contains($regex, 'Test')) {
continue;
}
if (preg_match($regex, '\\'.$class)) {
return true;
}
}
return false;
}
}
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