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<?php 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 $parametersDefinitions; |
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public $parametersValues; |
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public $isMatched; |
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public $target; |
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public $middlewares = []; |
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public function __construct($name, $method, $path, $request, $routeTarget, $parametersDefinitions = [], $middleware = null) |
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{ |
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$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->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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$this->match($request); |
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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 $this->path; |
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} |
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private function match($request) |
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{ |
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$requestUri = $request->getRequestUri(); |
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$pos = strpos($requestUri, '?'); |
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if ($pos !== false) { |
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$requestUri = substr($requestUri, 0, $pos); |
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} |
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if ($this->method === ['any'] |
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|| in_array(strtolower($request->getMethod()), $this->method)) { |
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// requestUri is matching pattern, set as matched route |
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if (preg_match('#^' . $this->computedPath . '$#', $requestUri, $matching)) { |
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foreach (array_keys($this->parametersDefinitions) as $currentParameter) { |
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$this->parametersValues[$currentParameter] = isset($matching[$currentParameter]) ? $matching[$currentParameter] : 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 $middleware) { |
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if (is_object($middleware) && ($middleware instanceOf Middleware)) { |
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$middleware->call($response); |
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} else { |
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with(new $middleware)->call($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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$reflection = new \ReflectionMethod($this->target[0], $this->target[1]); |
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} else { |
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$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[$index] = urldecode($this->parametersValues[$parameter->name]); |
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} else { |
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// No value matching this parameter |
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$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 = $this->path; |
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// Assigning parameters |
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foreach ($this->parametersDefinitions as $parameterName => $parameterDefinition) { |
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$this->computedPath = str_replace(':' . $parameterName, '(?<' . $parameterName . '>' . $parameterDefinition . ')', $this->computedPath); |
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} |
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1 |
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} |
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} |
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suricate-php /
framework
