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<?php |
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namespace Tight; |
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/* |
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* The MIT License |
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* |
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* Copyright 2016 Alejandro Peña Florentín ([email protected]) |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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/** |
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* Description of Route |
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* |
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* @author Alejandro Peña Florentín ([email protected]) |
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*/ |
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class Router |
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{ |
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/** |
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* @var array Routes |
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*/ |
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protected $routes; |
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/** |
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* @var string Base path for rutes. If Router is not instanciated in |
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* document root this value must be set |
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*/ |
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private $basePath; |
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public function __construct($basePath) { |
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if (null !== $basePath && is_string($basePath) && !empty($basePath)) { |
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$basePath = Utils::filterPath($basePath); |
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if (Utils::inString($basePath, $_SERVER['DOCUMENT_ROOT'])) { |
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$this->basePath = Utils::removeSubstring($basePath, $_SERVER['DOCUMENT_ROOT']); |
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} else { |
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$this->basePath = $basePath; |
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} |
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} else { |
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$this->basePath = "/"; |
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} |
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} |
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/** |
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* |
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* @param type $pattern |
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* @param type $args |
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* @return |
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*/ |
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public function get() { |
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return $this->url(Route::METHOD_GET, func_get_args()); |
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} |
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public function post() { |
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return $this->url(Route::METHOD_POST, func_get_args()); |
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} |
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public function update() { |
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return $this->url(Route::METHOD_DELETE, func_get_args()); |
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} |
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public function delete() { |
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return $this->url(Route::METHOD_UPDATE, func_get_args()); |
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} |
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public function url($methods, $args) { |
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if (is_string($methods)) { |
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$methods = [$methods]; |
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} |
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$pattern = array_shift($args); // 2nd-> Pattern |
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$callable = array_pop($args); // Last -> callable |
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$route = new Route(Utils::removeDouble($this->basePath . $pattern, "/"), $callable); |
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$route->setHttpMethods($methods); |
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if (count($args) > 0) { |
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$route->setMiddleware($args); |
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} |
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$this->routes[] = $route; |
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return $this; |
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} |
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public function run() { |
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$uri = $_SERVER['REQUEST_URI']; |
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$method = $_SERVER['REQUEST_METHOD']; |
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$found = null; |
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$index = 0; |
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while ($index < count($this->routes) && null === $found) { |
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if ($this->routes[$index]->match($uri)) { |
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$found = $this->routes[$index]; |
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} |
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$index++; |
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} |
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if (null !== $found && in_array(strtolower($method), $found->getHttpMethods())) { |
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$found->dispatch(); |
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} else { |
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$this->notFound(); |
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} |
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} |
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public function notFound() { |
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echo "The requested URL cant be found"; |
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} |
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} |
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Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: