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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\CacheWarmer; /** * Aggregates several cache warmers into a single one. * * @author Fabien Potencier <fabien@symfony.com> * * @final */ class CacheWarmerAggregate implements CacheWarmerInterface { private $warmers; private $debug; private $deprecationLogsFilepath; private $optionalsEnabled = false; private $onlyOptionalsEnabled = false; /** * @param iterable<mixed, CacheWarmerInterface> $warmers */ public function __construct(iterable $warmers = [], bool $debug = false, string $deprecationLogsFilepath = null) { $this->warmers = $warmers; $this->debug = $debug; $this->deprecationLogsFilepath = $deprecationLogsFilepath; } public function enableOptionalWarmers() { $this->optionalsEnabled = true; } public function enableOnlyOptionalWarmers() { $this->onlyOptionalsEnabled = $this->optionalsEnabled = true; } /** * {@inheritdoc} */ public function warmUp(string $cacheDir): array { if ($collectDeprecations = $this->debug && !\defined('PHPUNIT_COMPOSER_INSTALL')) { $collectedLogs = []; $previousHandler = set_error_handler(function ($type, $message, $file, $line) use (&$collectedLogs, &$previousHandler) { if (\E_USER_DEPRECATED !== $type && \E_DEPRECATED !== $type) { return $previousHandler ? $previousHandler($type, $message, $file, $line) : false; } if (isset($collectedLogs[$message])) { ++$collectedLogs[$message]['count']; return null; } $backtrace = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 3); // Clean the trace by removing first frames added by the error handler itself. for ($i = 0; isset($backtrace[$i]); ++$i) { if (isset($backtrace[$i]['file'], $backtrace[$i]['line']) && $backtrace[$i]['line'] === $line && $backtrace[$i]['file'] === $file) { $backtrace = \array_slice($backtrace, 1 + $i); break; } } $collectedLogs[$message] = [ 'type' => $type, 'message' => $message, 'file' => $file, 'line' => $line, 'trace' => $backtrace, 'count' => 1, ]; return null; }); } $preload = []; try { foreach ($this->warmers as $warmer) { if (!$this->optionalsEnabled && $warmer->isOptional()) { continue; } if ($this->onlyOptionalsEnabled && !$warmer->isOptional()) { continue; } $preload[] = array_values((array) $warmer->warmUp($cacheDir)); } } finally { if ($collectDeprecations) { restore_error_handler(); if (is_file($this->deprecationLogsFilepath)) { $previousLogs = unserialize(file_get_contents($this->deprecationLogsFilepath)); if (\is_array($previousLogs)) { $collectedLogs = array_merge($previousLogs, $collectedLogs); } } file_put_contents($this->deprecationLogsFilepath, serialize(array_values($collectedLogs))); } } return array_values(array_unique(array_merge([], ...$preload))); } /** * {@inheritdoc} */ public function isOptional(): bool { return false; } }