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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 Flight\Routing\Exceptions\InvalidControllerException; |
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use Flight\Routing\Route; |
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trait CastingTrait |
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{ |
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/** @var array<mixed,string>|callable|string */ |
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private $controller; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getController() |
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{ |
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return $this->controller; |
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} |
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/** |
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* @internal Used to see a new handler, when matched. |
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* |
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* @param mixed $handler |
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*/ |
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public function setController($handler): void |
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{ |
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$this->controller = $handler; |
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} |
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/** |
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* Locates appropriate route by name. Support dynamic route allocation using following pattern: |
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* Pattern route: `pattern/*<controller@action>` |
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* Default route: `*<controller@action>` |
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* Only action: `pattern/*<action>`. |
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* |
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* @param string $route |
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* |
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* @throws InvalidControllerException |
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* |
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* @return string |
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*/ |
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private function castRoute(string $route): string |
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{ |
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// Match domain + scheme from pattern... |
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if (false !== \preg_match($regex = '@^(?:(https?):)?(//[^/]+)@i', $route)) { |
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$route = $this->castDomain($route, $regex); |
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} |
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if (false !== \strpbrk($route, '*') && false !== \preg_match(Route::RCA_PATTERN, $route, $matches)) { |
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if (!isset($matches['route']) || empty($matches['route'])) { |
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throw new InvalidControllerException("Unable to locate route candidate on `{$route}`"); |
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} |
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4 |
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if (isset($matches['controller'], $matches['action'])) { |
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$this->controller = [$matches['controller'] ?: $this->controller, $matches['action']]; |
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} |
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$route = $matches['route']; |
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} |
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return (empty($route) || '/' === $route) ? '/' : $route; |
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} |
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/** |
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* Match scheme and domain from route patterned path |
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* |
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* @param string $route |
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* @param string $regex |
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* |
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* @return string |
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*/ |
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private function castDomain(string $route, string $regex): string |
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{ |
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return (string) \preg_replace_callback($regex, function (array $matches): string { |
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$this->setDomain(isset($matches[1]) ? $matches[0] : $matches[2]); |
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return ''; |
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}, $route); |
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} |
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/** |
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* Ensures that the right-most slash is trimmed for prefixes of more than |
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* one character, and that the prefix begins with a slash. |
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* |
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* @param string $uri |
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* @param string $prefix |
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* |
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* @return string |
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*/ |
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private function castPrefix(string $uri, string $prefix): string |
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{ |
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// Allow homepage uri on prefix just like python django url style. |
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if (\in_array($uri, ['', '/'], true)) { |
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return \rtrim($prefix, '/') . $uri; |
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} |
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if (1 === \preg_match('/^([^\|\/|&|-|_|~|@]+)(&|-|_|~|@)/i', $prefix, $matches)) { |
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$newPattern = \rtrim($prefix, $matches[2]) . $matches[2] . $uri; |
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} |
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return !empty($newPattern) ? $newPattern : \rtrim($prefix, '/') . '/' . \ltrim($uri, '/'); |
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} |
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} |
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divineniiquaye /
flight-routing
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