error handling

lib/main.php

@@ -0,0 +1,37 @@
+<?php /** @noinspection PhpArrayIsAlwaysEmptyInspection */
+/** @noinspection PhpArrayIsAlwaysEmptyInspection */
+/** @noinspection PhpArrayIsAlwaysEmptyInspection */
+/** @noinspection PhpIncludeInspection */
+require_once "secrets/config.php";
+require_once 'lib/config.php';
+require_once "lib/navigation.php";
+require_once "lib/router.php";
+require_once "lib/page.php";
+require_once "lib/endpoint.php";
+require_once "lib/account.php";
+
+$routerConfig = array();
+$routerRequest = array();
+
+loadRouterConfig();
+$canRender = initRouter();
+if($canRender) {
+    /** @noinspection PhpArrayIsAlwaysEmptyInspection */
+    session_set_cookie_params(0, '/', "." . $routerRequest["domain"] . "." . $routerRequest["tld"], true, true);
+    session_start();
+
+    if(!isLoggedIn()){
+        setDefaultSessionData();
+    }
+
+    if($routerRequest["type"] == "api") {
+        echo getEndpoint($routerRequest["page_name"]);
+
+    }elseif ($routerRequest["type"] == "page") {
+        /** @noinspection PhpArrayIsAlwaysEmptyInspection */
+        echo getPage($routerRequest["page_name"]);
+    }
+    else{
+        echo "Unknown request";
+    }
+}

lib/navigation.php

@@ -2,13 +2,19 @@
 
 function getDynamicPermission($file): int {
     global $routerConfig;
-    $page_tmp = include_once($file);
-    $permission_level = $page_tmp["parameters"]["minimal_permission_level"];
+    try {
+        $page_tmp = include_once($file);
+        $permission_level = $page_tmp["parameters"]["minimal_permission_level"];
 
-    if(!is_numeric($permission_level) || $permission_level <= 0){
-        $permission_level = $routerConfig["default_page_permission_level"];
+        if (!is_numeric($permission_level) || $permission_level <= 0) {
+            $permission_level = $routerConfig["default_page_permission_level"];
+        }
+    }
+    catch (Exception){
+        $permission_level = $routerConfig["default_page_permission_level"];
+    } finally {
+        return $permission_level;
     }
-    return $permission_level;
 }
 
 function generateNavigation(): string

lib/page.php

@@ -97,6 +97,9 @@ function getPage($page_name = null): array|false|string
             $page_tmp = file_get_contents($routerConfig["template_dir"] . "403.html");
             $pageMetadata = parsePageTag($page_tmp);
             $page = $pageMetadata["output"];
+            if(!$page){
+                $page = "";
+            }
             http_response_code(403);
         }
     }