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<?php |
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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 7.1 and above required |
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* |
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* @author Divine Niiquaye Ibok <[email protected]> |
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* @copyright 2019 Biurad Group (https://biurad.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 Biurad\Annotations\LoaderInterface; |
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use Flight\Routing\Route; |
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use Flight\Routing\Interfaces\RouteCompilerInterface; |
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trait GroupingTrait |
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{ |
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/** @var self|null */ |
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private $parent = null; |
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/** @var array<string,mixed[]>|null */ |
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private $stack = null; |
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/** @var int */ |
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private $countRoutes = 0; |
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/** @var RouteCompilerInterface */ |
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private $compiler; |
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/** |
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* Load routes from annotation. |
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*/ |
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public function loadAnnotation(LoaderInterface $loader): void |
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{ |
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$annotations = $loader->load(); |
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foreach ($annotations as $annotation) { |
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if ($annotation instanceof self) { |
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$this['group'][] = $annotation; |
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} |
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} |
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} |
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/** |
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* Bind route with collection. |
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*/ |
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private function resolveWith(Route $route): Route |
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{ |
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if (null !== $stack = $this->stack) { |
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foreach ($stack as $routeMethod => $arguments) { |
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if (empty($arguments)) { |
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continue; |
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} |
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\call_user_func_array([$route, $routeMethod], 'prefix' === $routeMethod ? [\implode('', $arguments)] : $arguments); |
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} |
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} |
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if (null === $this->parent) { |
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$this->processRouteMaps($route, $this->countRoutes, $this); |
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} else { |
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$route->belong($this); // Attach grouping to route. |
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} |
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++$this->countRoutes; |
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return $route; |
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} |
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/** |
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* @param \ArrayIterator<string,mixed> $routes |
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* |
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* @return array<int,Route> |
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*/ |
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private function doMerge(string $prefix, self $routes, bool $merge = true): void |
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{ |
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$unnamedRoutes = []; |
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foreach ($this->offsetGet('group') as $namePrefix => $group) { |
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$prefix .= \is_string($namePrefix) ? $namePrefix : ''; |
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foreach ($group['routes'] ?? [] as $route) { |
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$routes['routes'][] = $route->bind($this->generateRouteName($route, $prefix, $unnamedRoutes)); |
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$this->processRouteMaps($route, $routes->countRoutes, $routes); |
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++$routes->countRoutes; |
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} |
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if ($group->offsetExists('group')) { |
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$group->doMerge($prefix, $routes, false); |
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} |
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} |
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if ($merge) { |
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$routes->offsetUnset('group'); // Unset grouping ... |
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} |
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} |
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/** |
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* @param \ArrayIterator|array $routes |
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*/ |
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private function processRouteMaps(Route $route, int $routeId, \ArrayIterator $routes): void |
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{ |
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[$pathRegex, $hostsRegex, $variables] = $this->compiler->compile($route); |
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if ('\\' === $pathRegex[0]) { |
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$routes['dynamicRoutesMap'][0][] = \preg_replace('/\?(?|P<\w+>|<\w+>|\'\w+\')/', '', (empty($hostsRegex) ? '(?:\\/{2}[^\/]+)?' : '\\/{2}(?i:(?|' . \implode('|', $hostsRegex) . '))') . $pathRegex) . '(*:' . $routeId . ')'; |
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$routes['dynamicRoutesMap'][1][$routeId] = $variables; |
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if (!isset($routes['dynamicRoutesMap'][2])) { |
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$routes['dynamicRoutesMap'][2] = true; // needs dynamic routes to compile. |
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} |
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} else { |
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$routes['staticRoutesMap'][$pathRegex] = [$routeId, !empty($hostsRegex) ? '#^(?|' . \implode('|', $hostsRegex) . ')$#i' : null, $variables]; |
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} |
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} |
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private function generateRouteName(Route $route, string $prefix, array $unnamedRoutes): string |
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{ |
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if (null === $name = $route->get('name')) { |
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$name = $route->generateRouteName(''); |
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if (isset($unnamedRoutes[$name])) { |
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$name .= ('_' !== $name[-1] ? '_' : '') . ++$unnamedRoutes[$name]; |
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} else { |
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$unnamedRoutes[$name] = 0; |
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} |
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} |
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return $prefix . $name; |
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} |
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} |
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divineniiquaye /
flight-routing
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