Changing name
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Executable
+323
@@ -0,0 +1,323 @@
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<?php
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namespace Routes;
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class RouteCollection {
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private static $_route_collection;
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public $_uri = '/';
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public $_routes = Array();
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private $_verb = '';
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private $_loaded_files = Array();
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private $_errors = Array();
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private $_default_middlewares = Array();
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private $_middleware_set = Array();
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private static $_verbs_whitelist = Array('*', 'GET', 'POST', 'PUT', 'PATCH', 'DELETE', 'CLI');
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private static $_verbs_web = Array('GET', 'POST', 'PUT', 'PATCH', 'DELETE');
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//SINGLETON==============================================
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private function __construct() {
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}
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private static function newObj() {
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if (!isset(self::$_route_collection)) {
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self::$_route_collection = new RouteCollection();
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if (php_sapi_name() == "cli") {
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self::$_route_collection->_uri = isset($_SERVER['argv'][1]) ? '/' . $_SERVER['argv'][1] : '/';
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} else {
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self::$_route_collection->_uri = isset($_SERVER['REQUEST_URI']) ? explode('?', $_SERVER['REQUEST_URI'])[0] : '/';
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}
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self::$_route_collection->define_verb();
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}
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return self::$_route_collection;
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}
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/**
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*
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*/
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public static function getInstance() {
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if (!isset(self::$_route_collection)) {
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return self::newObj();
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}
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return self::$_route_collection;
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}
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//HELPERS================================================
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/*
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* Find route files with names under pathname
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*/
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public function crawl($basepath = __DIR__, $filenames = Array('Routes.php', 'routes.php')) {
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$instance = self::getInstance();
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$rdi = new \RecursiveDirectoryIterator($basepath);
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foreach (new \RecursiveIteratorIterator($rdi) as $file) {
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foreach ($filenames as $filename) {
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if (strpos($file, $filename)) {
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$instance->_loaded_files[] = $file;
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}
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}
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}
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return $instance;
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}
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/**
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*
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* Load the files with the routes
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*/
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function load_routes() {
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$instance = self::getInstance();
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foreach ($instance->_loaded_files as $loaded_file) {
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include $loaded_file;
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}
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return $instance;
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}
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/**
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*
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* GET | POST | PUT | PATCH | DELETE | CLI
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*
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*/
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private function define_verb() {
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$verb = '';
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if (isset($_POST['_method'])) {
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$verb = strtoupper($_POST['_method']);
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} else if (php_sapi_name() == "cli") {
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$verb = "CLI";
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} else {
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$verb = strtoupper($_SERVER['REQUEST_METHOD']);
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}
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if (in_array($verb, self::$_verbs_whitelist)) {
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$this->_verb = $verb;
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} else {
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echo 'Invalid Verb';
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}
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}
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/**
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*
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*/
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private function sort_routes() {
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usort($this->_routes, function($a, $b) {
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if ($a->_weight == $b->_weight) {
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return 0;
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}
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return ($a->_weight < $b->_weight) ? -1 : 1;
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});
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}
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/**
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*
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*/
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function submit() {
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global $ROUTE;
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self::$_route_collection->sort_routes();
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$one_hit = false;
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foreach (self::$_route_collection->_routes as $route) {
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if (!in_array(self::$_route_collection->_verb, $route->_verb) && !in_array('*', $route->_verb)) {
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//No it is not
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continue;
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}
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//Request match a route
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$match = $route->match(self::$_route_collection->_uri);
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if ($match) {
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//Yup. Execute the route
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$ROUTE = $route;
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$route->_before = $this->_default_middlewares;
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$route->execute();
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if (!$route->_ignore) {
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$one_hit = true;
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}
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if ($route->_http_error) {
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$this->http_error($route->_http_error);
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return;
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}
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//If Executed, interrupt route chain?
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if ($route->_block) {
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return;
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}
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}
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}
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if (!$one_hit) {
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$info = new \stdClass();
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$info->code = 404;
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$info->message = 'Not Found';
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self::$_route_collection->http_error($info);
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}
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}
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//DEFINITORS=============================================
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/**
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*
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*/
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static function get($uri, $callback, $weight = 0) {
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$route = new Route();
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$route->_verb[] = 'GET';
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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/**
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*
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*/
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static function post($uri, $callback, $weight = 0) {
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$route = new Route();
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$route->_verb[] = 'POST';
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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/**
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*
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*/
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static function put($uri, $callback, $weight = 0) {
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$route = new Route();
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$route->_verb[] = 'PUT';
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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/**
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*
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*/
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static function patch($uri, $callback, $weight = 0) {
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$route = new Route();
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$route->_verb[] = 'PATCH';
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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/**
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*
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*/
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static function delete($uri, $callback, $weight = 0) {
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$route = new Route();
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$route->_verb[] = 'DELETE';
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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static function resource($uri) {
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throw new Exception('Not implemented');
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}
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/**
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*
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*/
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static function add($verb, $uri, $callback, $weight = 0) {
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$route = new Route();
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if (is_array($verb)) {
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$route->_verb = array_map('strtoupper', $verb);
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} else if (strtoupper($verb) == 'WEB') {
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$route->_verb[] = self::_verbs_web;
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} else {
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$route->_verb[] = strtoupper($verb);
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}
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$route->_uri = $uri;
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$route->_callback[] = $callback;
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$route->_weight = $weight;
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$route->prepare();
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self::getInstance()->_routes[] = $route;
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return $route;
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}
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/**
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*
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*/
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function addRoute(Route $route) {
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$this->_routes[] = $route;
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}
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/**
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*
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*/
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static function addDefaultMiddleware($name = '', $function) {
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self::getInstance()->_default_middlewares[$name] = $function;
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}
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/**
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*
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*/
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static function registerMiddleware($name = '', $function) {
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self::getInstance()->_middleware_set[$name] = $function;
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}
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/**
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*
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*/
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static function on_http_error($function) {
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$instance = self::getInstance();
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$instance->_errors[] = $function;
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}
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/**
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*
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*/
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private function http_error(\stdClass $info) {
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$info = (array) $info;
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foreach ($this->_errors as $error) {
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call_user_func_array($error, $info);
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}
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}
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}
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