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<?php declare(strict_types=1); |
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/* |
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* This file is part of Flight Routing. |
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* |
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* PHP version 8.0 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Divine Niiquaye Ibok (https://divinenii.com/) |
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* @license https://opensource.org/licenses/BSD-3-Clause License |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Flight\Routing\Traits; |
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use Flight\Routing\Exceptions\{MethodNotAllowedException, UriHandlerException}; |
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use Psr\Http\Message\UriInterface; |
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/** |
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* The default implementation for route match. |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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*/ |
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trait ResolverTrait |
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{ |
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/** @var array<int|string,mixed> */ |
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private array $optimized = []; |
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/** |
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* @param array<string,mixed> $route |
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* @param array<int,array<string,bool|string>> $errors |
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*/ |
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protected function assertRoute(string $method, UriInterface $uri, array &$route, array &$errors): bool |
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{ |
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$matched = true; |
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if (!\array_key_exists($method, $route['methods'] ?? [])) { |
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$errors[0] += $route['methods'] ?? []; |
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$matched = false; |
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} elseif (isset($route['hosts']) && !\array_key_exists($errors[2] ??= \rtrim($uri->getHost().':'.$uri->getPort(), ':'), $route['hosts'])) { |
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$hosts = \array_keys($route['hosts'], true, true); |
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[$hostsRegex, $hostVar] = $this->compiler->compile(\implode('|', $hosts), $route['placeholders'] ?? []); |
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if ($matched = 1 === \preg_match($hostsRegex.'i', $errors[2], $matches, \PREG_UNMATCHED_AS_NULL)) { |
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foreach ($hostVar as $key => $value) { |
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$route['arguments'][$key] = $matches[$key] ?: $route['defaults'][$key] ?? $value; |
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} |
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} |
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} elseif (isset($route['schemes']) && !\array_key_exists($uri->getScheme(), $route['schemes'])) { |
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$errors[1] += $route['schemes'] ?? []; |
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$matched = false; |
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} |
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return $matched; |
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} |
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/** |
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* @return null|array<string,mixed> |
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*/ |
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protected function resolveRoute(string $path, string $method, UriInterface $uri): ?array |
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{ |
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$errors = [[], []]; |
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foreach ($this->getCollection()->getRoutes() as $i => $r) { |
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if (isset($r['prefix']) && !\str_starts_with($path, '/'.\ltrim($r['prefix'], '/'))) { |
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continue; |
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} |
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[$p, $v] = $this->optimized[$i] ??= $this->compiler->compile('/'.\ltrim($r['path'], '/'), $r['placeholders'] ?? []); |
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if (!\preg_match($p, $path, $m, \PREG_UNMATCHED_AS_NULL) || !$this->assertRoute($method, $uri, $r, $errors)) { |
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continue; |
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} |
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foreach ($v as $key => $value) { |
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$r['arguments'][$key] = $m[$key] ?? $r['defaults'][$key] ?? $value; |
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} |
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return $r; |
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} |
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return $this->resolveError($errors, $method, $uri); |
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} |
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/** |
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* @return null|array<string,mixed> |
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*/ |
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protected function resolveCache(string $path, string $method, UriInterface $uri): ?array |
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{ |
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$errors = [[], []]; |
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$routes = $this->optimized[2] ?? $this->doCache(); |
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if (!$matched = $this->optimized[0][$path] ?? $this->optimized[1][0]($path)) { |
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return null; |
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} |
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foreach ($matched as $match) { |
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$r = $routes[$o = \intval($match['MARK'] ?? $match)] ?? $routes->getRoutes()[$o]; |
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if (!$this->assertRoute($method, $uri, $r, $errors)) { |
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continue; |
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} |
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if (isset($match['MARK'])) { |
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$i = 0; |
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foreach ($this->optimized[1][1][$o] ?? [] as $key => $value) { |
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$r['arguments'][$key] = $match[++$i] ?: $r['defaults'][$key] ?? $value; |
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} |
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} |
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return $r; |
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} |
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return $this->resolveError($errors, $method, $uri); |
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} |
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/** |
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* @param array<int,array<string,bool|string>> $errors |
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*/ |
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protected function resolveError(array $errors, string $method, UriInterface $uri) |
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{ |
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if (!empty($errors[0])) { |
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throw new MethodNotAllowedException(\array_keys($errors[0]), $uri->getPath(), $method); |
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} |
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if (!empty($errors[1])) { |
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throw new UriHandlerException( |
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\sprintf( |
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'Route with "%s" path requires request scheme(s) [%s], "%s" is invalid.', |
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$uri->getPath(), |
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\implode(', ', \array_keys($errors[1])), |
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$uri->getScheme(), |
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), |
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400 |
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); |
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} |
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return null; |
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} |
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} |
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divineniiquaye /
flight-routing
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