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<?php |
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declare(strict_types=1); |
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/** |
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* SPDX-FileCopyrightText: 2025 LibreCode coop and contributors |
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* SPDX-License-Identifier: AGPL-3.0-or-later |
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*/ |
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namespace OCA\TwoFactorGateway\Provider; |
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/** |
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* @template T of object |
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*/ |
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abstract class AFactory { |
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/** @var array<string, T> */ |
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protected array $instances = []; |
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/** @var array<string> */ |
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protected array $fqcn = []; |
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abstract protected function getPrefix(): string; |
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abstract protected function getSuffix(): string; |
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/** @return class-string<T> */ |
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abstract protected function getBaseClass(): string; |
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/** |
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* @param class-string<T> $name |
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* @return T |
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*/ |
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2 |
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public function get(string $name): object { |
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2 |
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$needle = match(str_contains($name, '\\')) { |
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1 |
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true => $this->typeFrom($name), |
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1 |
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false => strtolower($name), |
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2 |
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}; |
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2 |
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if (isset($this->instances[$needle])) { |
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return $this->instances[$needle]; |
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} |
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2 |
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foreach ($this->getFqcnList() as $fqcn) { |
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2 |
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$type = $this->typeFrom($fqcn); |
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2 |
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if ($type !== $needle) { |
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continue; |
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} |
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1 |
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$instance = \OCP\Server::get($fqcn); |
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1 |
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$this->instances[$type] = $instance; |
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return $instance; |
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} |
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throw new \InvalidArgumentException("Invalid type <$name>"); |
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} |
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/** @return array<string> */ |
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3 |
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public function getFqcnList(): array { |
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3 |
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if (!empty($this->fqcn)) { |
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1 |
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return $this->fqcn; |
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} |
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3 |
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$loader = require __DIR__ . '/../../vendor/autoload.php'; |
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3 |
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foreach ($loader->getClassMap() as $fqcn => $_) { |
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3 |
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$type = $this->typeFrom($fqcn); |
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3 |
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if ($type === null) { |
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3 |
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continue; |
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} |
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3 |
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if (!is_subclass_of($fqcn, $this->getBaseClass(), true)) { |
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continue; |
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} |
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3 |
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$this->fqcn[] = $fqcn; |
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} |
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3 |
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return $this->fqcn; |
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} |
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3 |
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protected function typeFrom(string $fqcn): ?string { |
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3 |
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$prefix = $this->getPrefix(); |
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3 |
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if (strncmp($fqcn, $prefix, strlen($prefix)) !== 0) { |
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return null; |
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} |
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3 |
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$suffix = $this->getSuffix(); |
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if (!str_ends_with($fqcn, $suffix)) { |
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return null; |
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} |
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$type = substr($fqcn, strlen($prefix)); |
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3 |
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$type = substr($type, 0, -strlen('\\' . $suffix)); |
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if (strpos($type, '\\') !== false || $type === '') { |
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return null; |
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} |
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3 |
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return strtolower($type); |
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} |
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} |
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nextcloud /
twofactor_gateway
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