LegacyFactoriesFixture.php

<?php

declare(strict_types=1);

namespace Laminas\Transfer\Fixture;

use Laminas\Transfer\Helper\NamespaceResolver;
use Laminas\Transfer\Repository;

use function file_get_contents;
use function file_put_contents;
use function preg_match_all;
use function str_repeat;
use function str_replace;
use function strtr;

use const PHP_EOL;

class LegacyFactoriesFixture extends AbstractFixture
{
    public function process(Repository $repository) : void
    {
        $files = $repository->files('*/*Factory.php');
        foreach ($files as $file) {
            $this->processFactory($repository, $file);
        }
        $repository->addReplacedContentFiles($files);

        $files = $repository->files('*/*FactoryTest.php');
        foreach ($files as $file) {
            $this->processFactoryTest($repository, $file);
        }
        $repository->addReplacedContentFiles($files);
    }

    private function processFactory(Repository $repository, string $file) : void
    {
        $content = file_get_contents($file);
        if (! $namespace = NamespaceResolver::getNamespace($content)) {
            return;
        }

        $uses = NamespaceResolver::getUses($content);

        $content = $repository->replace($content);
        // @phpcs:disable Generic.Files.LineLength.TooLong
        if (preg_match_all(
            '/^(?<before>(?<indent> *)[^\n]*?(?:\s\=\s|return\s+)?(?<conditional>\$[a-z]+\s+\&\&\s+)?)\$container->has\((?<name>[^$)\'"]+)\)\s*\?\s*\$container->get\(.*?\)\s*:\s*(?<else>.*?(\(\))?)(?<after>\s*\)?;)/ms',
            $content,
            $matches
        )) {
            // @phpcs:enable
            foreach ($matches['name'] as $i => $class) {
                $legacyName = NamespaceResolver::getLegacyName($class, $namespace, $uses);

                if ($legacyName === $repository->replace($legacyName)) {
                    continue;
                }

                $indent = $matches['indent'][$i];

                // @phpcs:disable Generic.Files.LineLength.TooLong
                $replace = $matches['before'][$i] . '$container->has(' . $class . ')' . PHP_EOL
                    . $indent . str_repeat(' ', 4) . '? $container->get(' . $class . ')' . PHP_EOL
                    . $indent . str_repeat(' ', 4) . ': (' . $matches['conditional'][$i] . '$container->has(\\' . $legacyName . ')' . PHP_EOL
                    . $indent . str_repeat(' ', 8) . '? $container->get(\\' . $legacyName . ')' . PHP_EOL
                    . $indent . str_repeat(' ', 8) . ': ' . $matches['else'][$i] . ')' . $matches['after'][$i];
                // @phpcs:enable

                $content = str_replace($matches[0][$i], $replace, $content);
            }
        }

        // @phpcs:disable Generic.Files.LineLength.TooLong
        if (preg_match_all(
            '/(?<indent> *)if\s*\((?<conditional>.*?&&\s+)?\$container->has\((?<name>[^$)\'"]+)\)\)\s*{\s*return\s*\$container->get\(/',
            $content,
            $matches
        )) {
            // @phpcs:enable
            foreach ($matches['name'] as $i => $class) {
                $legacyName = NamespaceResolver::getLegacyName($class, $namespace, $uses);

                if ($legacyName === $repository->replace($legacyName)) {
                    continue;
                }

                $indent = $matches['indent'][$i];

                // @phpcs:disable Generic.Files.LineLength.TooLong
                $replace = $matches[0][$i] . $class . ');' . PHP_EOL
                    . $indent . '}' . PHP_EOL . PHP_EOL
                    . $indent . 'if (' . $matches['conditional'][$i] . '$container->has(\\' . $legacyName . ')) {' . PHP_EOL
                    . $indent . str_repeat(' ', 4) . 'return $container->get(\\'
                    . str_replace($class, '', $legacyName);
                // @phpcs:enable

                $content = str_replace($matches[0][$i], $replace, $content);
            }
        }

        if (preg_match_all(
            '/(?<indent> *)if\s*\(!\s*\$container->has\((?<name>[^$)\'"]+)\)\)\s*{\s*throw/',
            $content,
            $matches
        )) {
            foreach ($matches['name'] as $i => $class) {
                $legacyName = NamespaceResolver::getLegacyName($class, $namespace, $uses);
                if ($legacyName === $repository->replace($legacyName)) {
                    continue;
                }

                $indent = $matches['indent'][$i];

                $replace = $indent
                    . 'if (! $container->has(' . $class . ')' . PHP_EOL
                    . $indent . str_repeat(' ', 4) . '&& ! $container->has(\\' . $legacyName . ')' . PHP_EOL
                    . $indent . ') {' . PHP_EOL
                    . $indent . str_repeat(' ', 4) . 'throw';

                $content = strtr($content, [
                    $matches[0][$i] => $replace,
                    '$container->get(' . $class . ')' => '$container->has(' . $class . ')'
                        . ' ? $container->get(' . $class . ')'
                        . ' : $container->get(\\' . $legacyName . ')',
                ]);
            }
        }

        file_put_contents($file, $content);
    }

    private function processFactoryTest(Repository $repository, string $file) : void
    {
        $content = file_get_contents($file);
        if (! $namespace = NamespaceResolver::getNamespace($content)) {
            return;
        }

        $uses = NamespaceResolver::getUses($content);

        $content = $repository->replace($content);

        // @phpcs:disable Generic.Files.LineLength.TooLong
        if (preg_match_all(
            '/^(?<before>\s*\$[a-z>-]+?->(has|get))\((?<name>[^$)\'"]+)\)->(?<after>shouldNotBeCalled\(\)|willReturn\(false\));/m',
            $content,
            $matches
        )) {
            // @phpcs:enable
            $pairs = [];
            foreach ($matches['name'] as $i => $class) {
                $legacyName = NamespaceResolver::getLegacyName($class, $namespace, $uses);

                if ($legacyName === $repository->replace($legacyName)) {
                    continue;
                }

                $replace = $matches[0][$i] . PHP_EOL
                    . $matches['before'][$i] . '(\\' . $legacyName . ')->' . $matches['after'][$i] . ';';

                $pairs[$matches[0][$i]] = $replace;
            }

            $content = strtr($content, $pairs);
        }

        file_put_contents($file, $content);
    }
}