Make this repo submodule compatible, remove app/, move sys/* to /

index.php

@@ -1,7 +1,107 @@
 <?php
-// On developement
-ini_set('display_errors', 1);
-// On production
-//ini_set('display_errors', 0);
+error_reporting(E_ALL);
 
-require('sys/index.php');
+if (!defined('APPPATH')) {
+    define('APPPATH', realpath(dirname(__FILE__) . '/../app' ). '/');
+}
+define('SYSPATH', realpath(dirname(__FILE__) . '/') . '/');
+
+/*
+ * Require app config
+ */
+$app_cfg_file = APPPATH . 'config.php';
+if (is_file($app_cfg_file)) {
+    include(APPPATH . 'config.php');
+}
+
+/*
+ * Set unset configs
+ */
+if (!isset($cfg) || !is_array($cfg)) {
+    $cfg = array();
+}
+$default_cfg = array(
+    'default_controller'    => 'hello',
+    'default_method'        => 'index',
+
+    'base_url'              => '',
+
+    'db_host'               => '',
+    'db_user'               => '',
+    'db_pass'               => '',
+    'db_name'               => '',
+);
+foreach ($default_cfg as $key => $value) {
+    if (empty($cfg[$key])) {
+        $cfg[$key]  = $value;
+    }
+}
+
+/*
+ * Set $_base_url
+ */
+if (empty($cfg['base_url'])) {
+    $_REQUEST_SCHEME = (!empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off') ? 'https' : 'http';
+    $_PATH = dirname($_SERVER['SCRIPT_NAME']);
+    if (substr($_PATH, -1) != '/') $_PATH .= '/';
+    $_base_url = $_REQUEST_SCHEME.'://'.$_SERVER['HTTP_HOST'].$_PATH;
+}
+else {
+    $_base_url = $cfg['base_url'];
+}
+
+/*
+ * Helper implementation
+ */
+function load_helper($helper) {
+    $helper_file = APPPATH . 'helpers/'.$helper.'.php';
+    if (is_file($helper_file)) {
+        include_once($helper_file);
+    }
+    else {
+        include_once(SYSPATH . 'helpers/'.$helper.'.php');
+    }
+}
+
+/*
+ * Load common helpers
+ */
+load_helper('base_url');
+
+/*
+ * Load system
+ */
+require(SYSPATH . 'router.php');
+require(SYSPATH . 'controller.php');
+require(SYSPATH . 'model.php');
+require(SYSPATH . 'library.php');
+
+/*
+ * Understand URL and decompose route
+ */
+$router = new Router(empty($_SERVER['PATH_INFO']) ? '' : $_SERVER['PATH_INFO']);
+$controller = $router->get_controller();
+$method = $router->get_method();
+$args = $router->get_args();
+
+/*
+ * Load requested controller
+ */
+$not_found = true;
+
+$controller_file = APPPATH . 'controllers/'.$controller.'.php';
+if (file_exists($controller_file) && is_readable($controller_file)) {
+    include($controller_file);
+    $a=new $controller;
+
+    if (method_exists($a, $method)) {
+        $not_found = false;
+        call_user_func_array( array( $a, $method ), $args );
+    }
+}
+
+if ($not_found) {
+    header('HTTP/1.0 404 Not Found');
+    new View('404');
+    exit();
+}