138 lines
2.5 KiB
PHP
138 lines
2.5 KiB
PHP
<?php
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namespace PicoFarad\Router;
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function before($value = null)
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{
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static $before_callback = null;
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if (is_callable($value)) {
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$before_callback = $value;
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}
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else if (is_callable($before_callback)) {
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$before_callback($value);
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}
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}
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function action($name, \Closure $callback)
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{
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$handler = isset($_GET['action']) ? $_GET['action'] : 'default';
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if ($handler === $name) {
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before($handler);
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$callback();
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}
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}
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function post_action($name, \Closure $callback)
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{
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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action($name, $callback);
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}
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}
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function get_action($name, \Closure $callback)
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{
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if ($_SERVER['REQUEST_METHOD'] === 'GET') {
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action($name, $callback);
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}
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}
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function notfound(\Closure $callback)
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{
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before();
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$callback();
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}
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function get($url, \Closure $callback)
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{
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find_route('GET', $url, $callback);
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}
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function post($url, \Closure $callback)
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{
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find_route('POST', $url, $callback);
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}
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function put($url, \Closure $callback)
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{
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find_route('PUT', $url, $callback);
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}
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function delete($url, \Closure $callback)
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{
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find_route('DELETE', $url, $callback);
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}
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function find_route($method, $route, \Closure $callback)
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{
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if ($_SERVER['REQUEST_METHOD'] === $method) {
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if ($_SERVER['QUERY_STRING']) {
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$url = substr($_SERVER['REQUEST_URI'], 0, -(strlen($_SERVER['QUERY_STRING']) + 1));
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}
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else {
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$url = $_SERVER['REQUEST_URI'];
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}
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$params = array();
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if (url_match($route, $url, $params)) {
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before($handler);
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\call_user_func_array($callback, $params);
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exit;
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}
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}
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}
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function url_match($route_uri, $request_uri, array &$params)
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{
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if ($request_uri === $route_uri) return true;
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if ($route_uri === '/' || $request_uri === '/') return false;
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$route_uri = trim($route_uri, '/');
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$request_uri = trim($request_uri, '/');
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$route_items = explode('/', $route_uri);
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$request_items = explode('/', $request_uri);
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$nb_route_items = count($route_items);
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if ($nb_route_items === count($request_items)) {
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for ($i = 0; $i < $nb_route_items; ++$i) {
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if ($route_items[$i][0] === ':') {
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$params[substr($route_items[$i], 1)] = $request_items[$i];
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}
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else if ($route_items[$i] !== $request_items[$i]) {
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$params = array();
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return false;
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}
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}
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return true;
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}
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return false;
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} |