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<?php |
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declare(strict_types=1); |
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namespace Suricate; |
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class Route |
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{ |
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private $name; |
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private $method = []; |
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private $path; |
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private $computedPath; |
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private $request; |
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private $parametersDefinitions; |
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public $parametersValues; |
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public $isMatched; |
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public $target; |
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public $middlewares = []; |
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public function __construct( |
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$name, |
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$method, |
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$path, |
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Request $request, |
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$routeTarget, |
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$parametersDefinitions = [], |
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$middleware = null |
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) { |
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$this->isMatched = false; |
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$this->name = $name; |
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$this->method = array_map('strtolower', (array) $method); |
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$this->path = $path; |
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$this->request = $request; |
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$this->target = $routeTarget; |
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$this->parametersDefinitions = $parametersDefinitions; |
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$this->parametersValues = []; |
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$this->middlewares = (array) $middleware; |
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$this->setParameters(); |
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$this->computePath(); |
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$this->match(); |
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} |
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/** |
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* Get route path |
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* @return string |
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*/ |
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public function getPath() |
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{ |
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return $this->path; |
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} |
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private function match() |
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{ |
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$requestUri = $this->request->getRequestUri(); |
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$pos = strpos($requestUri, '?'); |
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if ($pos !== false) { |
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$requestUri = substr($requestUri, 0, $pos); |
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} |
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if ( |
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$this->method === ['any'] || |
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in_array(strtolower($this->request->getMethod()), $this->method) |
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) { |
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// requestUri is matching pattern, set as matched route |
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if ( |
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preg_match( |
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'#^' . $this->computedPath . '$#', |
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$requestUri, |
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$matching |
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) |
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) { |
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foreach ( |
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array_keys($this->parametersDefinitions) |
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as $currentParameter |
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) { |
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$this->parametersValues[$currentParameter] = isset( |
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$matching[$currentParameter] |
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) |
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? $matching[$currentParameter] |
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: null; |
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} |
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$this->isMatched = true; |
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} |
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} |
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} |
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public function dispatch($response, $middlewares = []) |
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{ |
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$result = false; |
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$callable = $this->getCallable($response); |
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if (is_callable($callable)) { |
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$this->middlewares = array_merge($middlewares, $this->middlewares); |
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// We found a valid method for this controller |
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// Find parameters order |
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$methodArguments = $this->getCallableArguments(); |
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// Calling $controller->method with arguments in right order |
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// Middleware stack processing |
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foreach ($this->middlewares as $middleware) { |
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if ( |
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is_object($middleware) && |
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$middleware instanceof Middleware |
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) { |
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$middleware->call($this->request, $response); |
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} else { |
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with(new $middleware())->call($this->request, $response); |
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} |
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} |
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$result = call_user_func_array($callable, $methodArguments); |
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} |
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return $result; |
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} |
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private function getCallable($response) |
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{ |
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if (count($this->target) > 1) { |
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$callable = [ |
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new $this->target[0]($response, $this), |
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$this->target[1] |
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]; |
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} else { |
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$callable = $this->target; |
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} |
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return $callable; |
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} |
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private function getCallableArguments() |
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{ |
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if (count($this->target) > 1) { |
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$reflection = new \ReflectionMethod( |
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$this->target[0], |
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$this->target[1] |
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); |
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} else { |
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$reflection = new \ReflectionFunction($this->target); |
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} |
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$methodParameters = $reflection->getParameters(); |
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$methodArguments = []; |
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foreach ($methodParameters as $index => $parameter) { |
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if (isset($this->parametersValues[$parameter->name])) { |
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$methodArguments[$index] = urldecode( |
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$this->parametersValues[$parameter->name] |
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); |
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} else { |
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// No value matching this parameter |
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$methodArguments[$index] = null; |
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} |
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} |
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return $methodArguments; |
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} |
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protected function setParameters() |
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{ |
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// Get all route parameters |
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preg_match_all('|:([\w]+)|', $this->path, $routeParameters); |
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$routeParametersNames = $routeParameters[1]; |
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foreach ($routeParametersNames as $parameter) { |
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// Patterns parameters are not set, considering implicit declaration |
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if (!isset($this->parametersDefinitions[$parameter])) { |
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$this->parametersDefinitions[$parameter] = '.*'; |
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} |
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} |
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} |
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/** |
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* Build PCRE pattern path, according to route parameters |
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* @return null |
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*/ |
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protected function computePath() |
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{ |
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$this->computedPath = $this->path; |
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187
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// Assigning parameters |
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foreach ( |
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$this->parametersDefinitions |
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as $parameterName => $parameterDefinition |
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) { |
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$this->computedPath = str_replace( |
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':' . $parameterName, |
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'(?<' . $parameterName . '>' . $parameterDefinition . ')', |
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$this->computedPath |
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); |
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} |
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} |
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} |
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suricate-php /
framework
