Refactor project structure

core/src/Classes/Macaw.php

@@ -0,0 +1,177 @@
+<?php
+
+namespace Classes;
+
+/**
+ * @method static Macaw get(string $route, Callable $callback)
+ * @method static Macaw post(string $route, Callable $callback)
+ * @method static Macaw put(string $route, Callable $callback)
+ * @method static Macaw delete(string $route, Callable $callback)
+ * @method static Macaw options(string $route, Callable $callback)
+ * @method static Macaw head(string $route, Callable $callback)
+ */
+class Macaw
+{
+
+    public static $halts = false;
+
+    public static $routes = array();
+
+    public static $methods = array();
+
+    public static $callbacks = array();
+
+    public static $patterns = array(
+        ':any' => '[^/]+',
+        ':num' => '[0-9]+',
+        ':all' => '.*'
+    );
+
+    public static $error_callback;
+
+    /**
+     * Defines a route w/ callback and method
+     */
+    public static function __callstatic($method, $params)
+    {
+
+        $uri = dirname($_SERVER['PHP_SELF']).$params[0];
+        $callback = $params[1];
+
+        array_push(self::$routes, $uri);
+        array_push(self::$methods, strtoupper($method));
+        array_push(self::$callbacks, $callback);
+    }
+
+    /**
+     * Defines callback if route is not found
+    */
+    public static function error($callback)
+    {
+        self::$error_callback = $callback;
+    }
+
+    public static function haltOnMatch($flag = true)
+    {
+        self::$halts = $flag;
+    }
+
+    /**
+     * Runs the callback for the given request
+     */
+    public static function dispatch()
+    {
+        $uri = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
+        $method = $_SERVER['REQUEST_METHOD'];
+
+        $searches = array_keys(static::$patterns);
+        $replaces = array_values(static::$patterns);
+
+        $found_route = false;
+
+        self::$routes = str_replace('//', '/', self::$routes);
+
+        // check if route is defined without regex
+        if (in_array($uri, self::$routes)) {
+            $route_pos = array_keys(self::$routes, $uri);
+            foreach ($route_pos as $route) {
+                //using an ANY option to match both GET and POST requests
+                if (self::$methods[$route] == $method || self::$methods[$route] == 'ANY') {
+                    $found_route = true;
+
+                    //if route is not an object
+                    if (!is_object(self::$callbacks[$route])) {
+                        //grab all parts based on a / separator
+                        $parts = explode('/', self::$callbacks[$route]);
+
+                        //collect the last index of the array
+                        $last = end($parts);
+
+                        //grab the controller name and method call
+                        $segments = explode('@', $last);
+
+                        //instanitate controller
+                        $controller = new $segments[0]();
+
+                        //call method
+                        $controller->$segments[1]();
+
+                        if (self::$halts) {
+                            return;
+                        }
+                    } else {
+                        //call closure
+                        call_user_func(self::$callbacks[$route]);
+
+                        if (self::$halts) {
+                            return;
+                        }
+                    }
+                }
+            }
+        } else {
+            // check if defined with regex
+            $pos = 0;
+            foreach (self::$routes as $route) {
+                if (strpos($route, ':') !== false) {
+                    $route = str_replace($searches, $replaces, $route);
+                }
+
+                if (preg_match('#^' . $route . '$#', $uri, $matched)) {
+                    if (self::$methods[$pos] == $method) {
+                        $found_route = true;
+
+                        array_shift($matched); //remove $matched[0] as [1] is the first parameter.
+
+
+                        if (!is_object(self::$callbacks[$pos])) {
+                            //grab all parts based on a / separator
+                            $parts = explode('/', self::$callbacks[$pos]);
+
+                            //collect the last index of the array
+                            $last = end($parts);
+
+                            //grab the controller name and method call
+                            $segments = explode('@', $last);
+
+                            //instanitate controller
+                            $controller = new $segments[0]();
+
+                            //fix multi parameters
+                            if (!method_exists($controller, $segments[1])) {
+                                echo "controller and action not found";
+                            } else {
+                                call_user_func_array(array($controller, $segments[1]), $matched);
+                            }
+
+                            //call method and pass any extra parameters to the method
+                            // $controller->$segments[1](implode(",", $matched));
+
+                            if (self::$halts) {
+                                return;
+                            }
+                        } else {
+                            call_user_func_array(self::$callbacks[$pos], $matched);
+
+                            if (self::$halts) {
+                                return;
+                            }
+                        }
+                    }
+                }
+                $pos++;
+            }
+        }
+
+        // run the error callback if the route was not found
+        if ($found_route == false) {
+            if (!self::$error_callback) {
+                self::$error_callback = function () {
+                    header($_SERVER['SERVER_PROTOCOL']." 404 Not Found");
+                    echo '404';
+                };
+            }
+            call_user_func(self::$error_callback);
+        }
+    }
+}