make ip nullable, refactor get_ip and get_req_route in router

1 files changed, 17 insertions, 48 deletions

diff --git a/src/web/core/router.php b/src/web/core/router.php
index a1307cf..6a543aa 100644
--- a/src/web/core/router.php
+++ b/src/web/core/router.php
@@ -52,47 +52,11 @@ class Router extends Component {
 		$parts = explode('/', $path);
 		// get the length
 		$len = count($parts);
-
 		// get route info
 		$route = array();
-		// e.g. /
-		if ($path === '')
-			$route = array(
-				'app' => 'index',
-				'slug' => 'index',
-				'args' => array(),
-			);
-		// e.g. /home /login
-		else if ($len === 1)
-			$route = array(
-				'app' => $parts[0],
-				'slug' => 'index',
-				'args' => array(),
-			);
-		// e.g. /home/posts
-		else if ($len === 2)
-			$route = array (
-				'app' => $parts[0],
-				'slug' => $parts[1],
-				'args' => array(),
-			);
-		// e.g. /home/posts/joe
-		else
-			$route = array (
-				'app' => $parts[0],
-				'slug' => $parts[1],
-				'args' => array_slice($parts, 2),
-			);
-
-		if (isset($routes[$path])) {
-			$parts = explode('/', $routes[$path]);
-			if (count($parts) == 1) {
-				$route['app'] = $parts[0];
-			} else {
-				$route['app'] = $parts[0];
-				$route['slug'] = $parts[1];
-			}
-		}
+		$route['app']  = $len > 0 ? $parts[0] : 'index';
+		$route['slug'] = $len > 1 ? $parts[1] : 'index';
+		$route['args'] = array_slice($parts, 2);
 
 		return $route;
 	}
@@ -100,17 +64,22 @@ class Router extends Component {
 	/**
 	 * Gets the users ip
 	 */
-	private function get_ip(): string
+	private function get_ip(): ?string
 	{
-		$ip = '';
-		if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
-			$ip = $_SERVER['HTTP_CLIENT_IP'];
-		} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
-			$ip = $_SERVER['HTTP_X_FORWARDED_FOR'];
-		} else {
-			$ip = $_SERVER['REMOTE_ADDR'];
+		$headers = array (
+			'HTTP_CLIENT_IP',
+			'HTTP_X_FORWARDED_FOR',
+			'HTTP_X_FORWARDED',
+			'HTTP_FORWARDED_FOR',
+			'HTTP_FORWARDED',
+			'HTTP_X_REAL_IP',
+			'REMOTE_ADDR'
+		);
+		foreach ($headers as $header) {
+			if (isset($_SERVER[$header]))
+				return $_SERVER[$header];
 		}
-		return $ip;
+		return NULL;
 	}
 
 	/**