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<?php |
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/** |
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* Codeburner Framework. |
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* |
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* @author Alex Rohleder <[email protected]> |
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* @copyright 2016 Alex Rohleder |
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* @license http://opensource.org/licenses/MIT |
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*/ |
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namespace Codeburner\Router; |
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use Codeburner\Router\Exceptions\BadRouteException; |
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use Codeburner\Router\Strategies\MatcherAwareInterface; |
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use Codeburner\Router\Strategies\StrategyInterface; |
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/** |
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* Route representation, a route must be able to chang and execute itself. |
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* |
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* @author Alex Rohleder <[email protected]> |
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*/ |
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class Route |
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{ |
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/** |
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* @var Collector |
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*/ |
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protected $collector; |
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/** |
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* @var string |
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*/ |
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protected $method; |
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/** |
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* @var string |
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*/ |
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protected $pattern; |
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/** |
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* @var callable |
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*/ |
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protected $action; |
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/** |
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* @var string |
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*/ |
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protected $namespace = ""; |
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/** |
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* @var string[] |
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*/ |
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protected $params = []; |
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/** |
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* Defaults are parameters set by the user, and don't |
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* appear on the pattern. |
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* |
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* @var array |
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*/ |
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protected $defaults = []; |
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/** |
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* Metadata can be set to be used on filters, dispatch strategies |
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* or anywhere the route object is used. |
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* |
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* @var array |
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*/ |
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protected $metadata = []; |
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/** |
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* @var string|StrategyInterface |
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*/ |
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protected $strategy; |
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/** |
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* Blocked routes are dynamic routes selected to pass by the matcher. |
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* |
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* @var boolean |
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*/ |
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protected $blocked = false; |
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/** |
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* The matcher that dispatched this route. |
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* |
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* @var Matcher $matcher |
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*/ |
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protected $matcher; |
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/** |
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* The function used to create controllers from name. |
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* |
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* @var callable |
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*/ |
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protected $controllerCreationFunction; |
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/** |
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* @param Collector $collector |
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* @param string $method |
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* @param string $pattern |
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* @param callable $action |
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*/ |
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public function __construct(Collector $collector, $method, $pattern, $action) |
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{ |
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$this->collector = $collector; |
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$this->method = $method; |
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$this->pattern = $pattern; |
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$this->action = $action; |
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} |
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/** |
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* Clone this route and set it into the collector. |
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* |
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* @return Route |
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*/ |
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public function reset() |
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{ |
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return $this->collector->set($this->method, $this->pattern, $this->action)->nth(0) |
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->setStrategy($this->strategy)->setParams($this->params) |
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->setDefaults($this->defaults)->setMetadataArray($this->metadata); |
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} |
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/** |
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* Remove this route from the collector. |
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* |
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* @return self |
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*/ |
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public function forget() |
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{ |
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$this->collector->forget($this->method, $this->pattern); |
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return $this; |
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} |
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/** |
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* Execute the route action, if no strategy was provided the action |
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* will be executed by the call_user_func PHP function. |
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* |
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* @throws BadRouteException |
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* @return mixed |
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*/ |
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public function call() |
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{ |
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$this->action = $this->parseCallable($this->action); |
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if ($this->strategy === null) { |
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return call_user_func_array($this->action, array_merge($this->defaults, $this->params)); |
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} |
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if (!is_object($this->strategy)) { |
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$this->strategy = new $this->strategy; |
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} |
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return $this->callWithStrategy(); |
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} |
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/** |
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* Seek for dynamic content in one callable. This allow to use parameters defined on pattern on callable |
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* definition, eg. "get" "/{resource:string+}/{slug:slug+}" "{resource}::find". |
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* |
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* This will snakecase the resource parameter and deal with as a controller, then call the find method. |
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* A request for "/articles/my-first-article" will execute find method of Articles controller with only |
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* "my-first-article" as parameter. |
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* |
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* @param callable $callable |
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* @return callable |
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*/ |
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private function parseCallable($callable) |
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{ |
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if (is_string($callable) && strpos($callable, "::")) { |
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$callable = explode("::", $callable); |
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} |
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if (is_array($callable)) { |
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if (is_string($callable[0])) { |
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$callable[0] = $this->parseCallableController($callable[0]); |
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} |
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$callable[1] = $this->parseCallablePlaceholders($callable[1]); |
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} |
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return $callable; |
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} |
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/** |
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* Get the controller object. |
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* |
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* @param string $controller |
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* @return Object |
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*/ |
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private function parseCallableController($controller) |
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{ |
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$controller = rtrim($this->namespace, "\\") . "\\" . $this->parseCallablePlaceholders($controller); |
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if ($this->controllerCreationFunction === null) { |
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return new $controller; |
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} else return call_user_func($this->controllerCreationFunction, $controller); |
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} |
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/** |
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* Parse and replace dynamic content on route action. |
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* |
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* @param string $fragment Part of callable |
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* @return string |
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*/ |
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private function parseCallablePlaceholders($fragment) |
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{ |
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if (strpos($fragment, "{") !== false) { |
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foreach ($this->params as $placeholder => $value) { |
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if (strpos($fragment, "{" . $placeholder . "}") !== false) { |
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$fragment = str_replace("{" . $placeholder . "}", ucwords(str_replace("-", " ", $value)), $fragment); |
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} |
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} |
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} |
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return $fragment; |
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} |
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/** |
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* Execute the route action with the given strategy. |
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* |
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* @throws BadRouteException |
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* @return mixed |
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*/ |
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private function callWithStrategy() |
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{ |
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if ($this->strategy instanceof StrategyInterface) { |
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if ($this->strategy instanceof MatcherAwareInterface) { |
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$this->strategy->setMatcher($this->matcher); |
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} |
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return $this->strategy->call($this); |
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} |
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throw new BadRouteException(str_replace("%s", get_class($this->strategy), BadRouteException::BAD_STRATEGY)); |
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} |
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/** |
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* @return Collector |
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*/ |
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public function getCollector() |
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{ |
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return $this->collector; |
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} |
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/** |
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* @return string |
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*/ |
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public function getMethod() |
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{ |
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return $this->method; |
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} |
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/** |
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* @return string |
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*/ |
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public function getPattern() |
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{ |
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return $this->pattern; |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getSegments() |
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{ |
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return explode("/", $this->pattern); |
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} |
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/** |
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* @return callable |
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*/ |
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public function getAction() |
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{ |
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return $this->action; |
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} |
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/** |
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* @return string |
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*/ |
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public function getNamespace() |
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{ |
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return $this->namespace; |
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} |
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/** |
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* @return string[] |
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*/ |
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28 |
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public function getParams() |
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{ |
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return $this->params; |
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} |
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/** |
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* @param string $key |
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* @return string |
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*/ |
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public function getParam($key) |
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{ |
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return $this->params[$key]; |
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} |
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/** |
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* Return defaults and params merged in one array. |
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* |
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* @return array |
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*/ |
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public function getMergedParams() |
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{ |
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return array_merge($this->defaults, $this->params); |
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} |
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/** |
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* @return array |
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*/ |
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public function getDefaults() |
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{ |
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return $this->defaults; |
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} |
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/** |
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* @param string $key |
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* @return mixed |
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*/ |
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public function getDefault($key) |
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{ |
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return $this->defaults[$key]; |
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} |
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/** |
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* @return array |
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*/ |
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public function getMetadataArray() |
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{ |
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return $this->metadata; |
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} |
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/** |
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* @param string $key |
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* @return mixed |
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*/ |
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public function getMetadata($key) |
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{ |
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return $this->metadata[$key]; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getStrategy() |
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{ |
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if ($this->strategy instanceof StrategyInterface) { |
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return get_class($this->strategy); |
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} |
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return $this->strategy; |
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} |
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/** |
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* @return Matcher |
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*/ |
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public function getMatcher() |
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{ |
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return $this->matcher; |
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} |
401
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|
402
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/** |
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* Verify if a Route have already been blocked. |
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* |
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* @return boolean |
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*/ |
407
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|
408
|
28 |
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public function getBlock() |
409
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{ |
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28 |
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return $this->blocked; |
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} |
412
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|
413
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/** |
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* Blocking a route indicate that that route have been selected and |
415
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* parsed, now it will be given to the matcher. |
416
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* |
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* @param bool $blocked |
418
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* @return self |
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*/ |
420
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|
421
|
28 |
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public function setBlock($blocked) |
422
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{ |
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28 |
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$this->blocked = $blocked; |
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28 |
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return $this; |
425
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} |
426
|
|
|
|
427
|
|
|
/** |
428
|
|
|
* @param string $method |
429
|
|
|
* @return Route |
430
|
|
|
*/ |
431
|
|
|
|
432
|
1 |
|
public function setMethod($method) |
433
|
|
|
{ |
434
|
1 |
|
$this->forget(); |
435
|
1 |
|
$this->method = $method; |
436
|
1 |
|
return $this->reset(); |
437
|
|
|
} |
438
|
|
|
|
439
|
|
|
/** |
440
|
|
|
* @param string $pattern |
441
|
|
|
* @return Route |
442
|
|
|
*/ |
443
|
|
|
|
444
|
3 |
|
public function setPattern($pattern) |
445
|
|
|
{ |
446
|
3 |
|
$this->forget(); |
447
|
3 |
|
$this->pattern = $pattern; |
448
|
3 |
|
return $this->reset(); |
449
|
|
|
} |
450
|
|
|
|
451
|
|
|
/** |
452
|
|
|
* @param string $pattern |
453
|
|
|
* @return self |
454
|
|
|
*/ |
455
|
|
|
|
456
|
28 |
|
public function setPatternWithoutReset($pattern) |
457
|
|
|
{ |
458
|
28 |
|
$this->pattern = $pattern; |
459
|
28 |
|
return $this; |
460
|
|
|
} |
461
|
|
|
|
462
|
|
|
/** |
463
|
|
|
* @param string $action |
464
|
|
|
* @return self |
465
|
|
|
*/ |
466
|
|
|
|
467
|
3 |
|
public function setAction($action) |
468
|
|
|
{ |
469
|
3 |
|
$this->action = $action; |
470
|
3 |
|
return $this; |
471
|
|
|
} |
472
|
|
|
|
473
|
|
|
/** |
474
|
|
|
* @param string $namespace |
475
|
|
|
* @return self |
476
|
|
|
*/ |
477
|
|
|
|
478
|
1 |
|
public function setNamespace($namespace) |
479
|
|
|
{ |
480
|
1 |
|
$this->namespace = $namespace; |
481
|
1 |
|
return $this; |
482
|
|
|
} |
483
|
|
|
|
484
|
|
|
/** |
485
|
|
|
* @param string[] $params |
486
|
|
|
* @return self |
487
|
|
|
*/ |
488
|
|
|
|
489
|
29 |
|
public function setParams(array $params) |
490
|
|
|
{ |
491
|
29 |
|
$this->params = $params; |
492
|
29 |
|
return $this; |
493
|
|
|
} |
494
|
|
|
|
495
|
|
|
/** |
496
|
|
|
* @param string $key |
497
|
|
|
* @param string $value |
498
|
|
|
* |
499
|
|
|
* @return self |
500
|
|
|
*/ |
501
|
|
|
|
502
|
|
|
public function setParam($key, $value) |
503
|
|
|
{ |
504
|
|
|
$this->params[$key] = $value; |
505
|
|
|
return $this; |
506
|
|
|
} |
507
|
|
|
|
508
|
|
|
/** |
509
|
|
|
* @param mixed[] $defaults |
510
|
|
|
* @return self |
511
|
|
|
*/ |
512
|
|
|
|
513
|
5 |
|
public function setDefaults(array $defaults) |
514
|
|
|
{ |
515
|
5 |
|
$this->defaults = $defaults; |
516
|
5 |
|
return $this; |
517
|
|
|
} |
518
|
|
|
|
519
|
|
|
/** |
520
|
|
|
* @param string $key |
521
|
|
|
* @param mixed $value |
522
|
|
|
* |
523
|
|
|
* @return self |
524
|
|
|
*/ |
525
|
|
|
|
526
|
1 |
|
public function setDefault($key, $value) |
527
|
|
|
{ |
528
|
1 |
|
$this->defaults[$key] = $value; |
529
|
1 |
|
return $this; |
530
|
|
|
} |
531
|
|
|
|
532
|
|
|
/** |
533
|
|
|
* @param mixed[] $metadata |
534
|
|
|
* @return self |
535
|
|
|
*/ |
536
|
|
|
|
537
|
5 |
|
public function setMetadataArray(array $metadata) |
538
|
|
|
{ |
539
|
5 |
|
$this->metadata = $metadata; |
540
|
5 |
|
return $this; |
541
|
|
|
} |
542
|
|
|
|
543
|
|
|
/** |
544
|
|
|
* @param string $key |
545
|
|
|
* @param mixed $value |
546
|
|
|
* |
547
|
|
|
* @return $this |
548
|
|
|
*/ |
549
|
|
|
|
550
|
1 |
|
public function setMetadata($key, $value) |
551
|
|
|
{ |
552
|
1 |
|
$this->metadata[$key] = $value; |
553
|
1 |
|
return $this; |
554
|
|
|
} |
555
|
|
|
|
556
|
|
|
/** |
557
|
|
|
* @param null|string|StrategyInterface $strategy |
558
|
|
|
* @return self |
559
|
|
|
*/ |
560
|
|
|
|
561
|
16 |
|
public function setStrategy($strategy) |
562
|
|
|
{ |
563
|
16 |
|
$this->strategy = $strategy; |
564
|
16 |
|
return $this; |
565
|
|
|
} |
566
|
|
|
|
567
|
|
|
/** |
568
|
|
|
* @param Matcher $matcher |
569
|
|
|
* @return self |
570
|
|
|
*/ |
571
|
|
|
|
572
|
26 |
|
public function setMatcher(Matcher $matcher) |
573
|
|
|
{ |
574
|
26 |
|
$this->matcher = $matcher; |
575
|
26 |
|
return $this; |
576
|
|
|
} |
577
|
|
|
|
578
|
|
|
/** |
579
|
|
|
* Set a constraint to a token in the route pattern. |
580
|
|
|
* |
581
|
|
|
* @param string $token |
582
|
|
|
* @param string $regex |
583
|
|
|
* |
584
|
|
|
* @return self |
585
|
|
|
*/ |
586
|
|
|
|
587
|
1 |
|
public function setConstraint($token, $regex) |
588
|
|
|
{ |
589
|
1 |
|
$initPos = strpos($this->pattern, "{" . $token); |
590
|
|
|
|
591
|
1 |
|
if ($initPos !== false) { |
592
|
1 |
|
$endPos = strpos($this->pattern, "}", $initPos); |
593
|
1 |
|
$newPattern = substr_replace($this->pattern, "{" . "$token:$regex" . "}", $initPos, $endPos - $initPos + 1); |
594
|
1 |
|
$wildcards = $this->collector->getWildcardTokens(); |
595
|
1 |
|
$newPattern = str_replace(array_keys($wildcards), $wildcards, $newPattern); |
596
|
1 |
|
$this->setPatternWithoutReset($newPattern); |
597
|
1 |
|
} |
598
|
|
|
|
599
|
1 |
|
return $this; |
600
|
|
|
} |
601
|
|
|
|
602
|
|
|
/** |
603
|
|
|
* Set a function to create controllers. |
604
|
|
|
* |
605
|
|
|
* @param callable $callable |
606
|
|
|
* @throws BadRouteException |
607
|
|
|
* @return self |
608
|
|
|
*/ |
609
|
|
|
|
610
|
1 |
|
public function setControllerCreationFunction($callable) |
611
|
|
|
{ |
612
|
1 |
|
if (!is_callable($callable)) { |
613
|
1 |
|
throw new BadRouteException(BadRouteException::WRONG_CONTROLLER_CREATION_FUNC); |
614
|
|
|
} |
615
|
|
|
|
616
|
1 |
|
$this->controllerCreationFunction = $this->parseCallable($callable); |
617
|
1 |
|
return $this; |
618
|
|
|
} |
619
|
|
|
|
620
|
|
|
/** |
621
|
|
|
* @param string $key |
622
|
|
|
* @return bool |
623
|
|
|
*/ |
624
|
|
|
|
625
|
|
|
public function hasParam($key) |
626
|
|
|
{ |
627
|
|
|
return isset($this->params[$key]); |
628
|
|
|
} |
629
|
|
|
|
630
|
|
|
/** |
631
|
|
|
* @param string $key |
632
|
|
|
* @return bool |
633
|
|
|
*/ |
634
|
|
|
|
635
|
|
|
public function hasDefault($key) |
636
|
|
|
{ |
637
|
|
|
return isset($this->defaults[$key]); |
638
|
|
|
} |
639
|
|
|
|
640
|
|
|
/** |
641
|
|
|
* @param string $key |
642
|
|
|
* @return bool |
643
|
|
|
*/ |
644
|
|
|
|
645
|
|
|
public function hasMetadata($key) |
646
|
|
|
{ |
647
|
|
|
return isset($this->metadata[$key]); |
648
|
|
|
} |
649
|
|
|
|
650
|
|
|
} |
651
|
|
|
|