Added basic markdown page rendering

src/index.php

@@ -0,0 +1,40 @@
+<?php
+
+ini_set('display_errors', 1);
+
+// Split URI              example: 'http://localhost/slim-wiki/myfolder/mypage?action=bla'
+// into $appPath          example: '/slim-wiki'
+// and $requestPathArray  example: array('myfolder', 'mypage')
+
+$uriPathArray    = explode("/", parse_url($_SERVER['REQUEST_URI'])['path']);
+$scriptPathArray = explode("/", dirname($_SERVER['SCRIPT_NAME']));
+
+$appPathArray = array();
+$requestPathArray = array();
+$isAppPath = true;
+foreach ($uriPathArray as $level => $uriDir) {
+    $scriptDir = isset($scriptPathArray[$level]) ? $scriptPathArray[$level] : null;
+    if ($isAppPath && $scriptDir != $uriDir) {
+        // The URI path differs from the script path here -> We arrived at the level where the app is installed
+        $isAppPath = false;
+    }
+
+    if ($isAppPath) {
+        $appPathArray[] = $uriDir;
+    } else {
+        $requestPathArray[] = $uriDir;
+    }
+}
+$appPath = rtrim(implode('/', $appPathArray), '/');
+
+$https = false;
+if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') {
+    $https = true;
+}
+$baseUrl = 'http' . ($https ? 's' : '') . '://' . $_SERVER['HTTP_HOST'] . $appPath;
+
+unset($uriPathArray, $scriptPathArray, $appPathArray, $isAppPath, $https);
+
+require_once __DIR__ . '/server/logic/main.php';
+
+(new Main())->dispatch($baseUrl, $appPath, $requestPathArray);