Initial commit.

edit/inc/functions.php

@@ -0,0 +1,68 @@
+<?PHP
+/**
+ * This file contains all the main functions for the backend.
+ *
+ * @file
+ *
+ * @author Joshua Ramon Enslin <joshua@jrenslin.de>
+ */
+
+// Include functions from frontend.
+
+require_once __DIR__ . '/../../inc/functions.php';
+require_once __DIR__ . '/standardHTML.php';
+
+/**
+ * Function for ensuring everything is in order in the backend.
+ *
+ * @return void
+ */
+function ensureBackendEnv() {
+
+    if (session_status() != PHP_SESSION_ACTIVE) {
+        session_start();
+    }
+
+    include_once __DIR__ . "/../password_protect.php";
+
+}
+
+/**
+ * Function that checks all the indexes in the input array for their availability in $_GET or $_POST.
+ * If they exist in either, they are written to global variables.
+ *
+ * @param string[] $vars Input array containing indices, that may be contained in $_GET or $_POST.
+ *
+ * @return void
+ */
+function loadHttpToGlobals(array $vars) {
+
+    foreach ($vars as $var) {
+        if (isset($_GET[$var])) $GLOBALS[$var] = $_GET[$var];
+        else if (isset($_POST[$var])) $GLOBALS[$var] = $_POST[$var];
+    }
+
+}
+
+/**
+ * Function for loading the language.
+ *
+ * @return string[]
+ */
+function loadLanguage():array {
+
+    if (isset($_GET['lan'])) $_SESSION['lan'] = $lan = $_GET['lan'];
+    else if (isset($_SESSION['lan'])) $lan = $_SESSION['lan'];
+
+    // Default to English
+    if (!isset($lan) or !file_exists(__DIR__ . "/translations/$lan.php")) {
+        $lan = "en";
+    }
+
+    include __DIR__ . "/../translations/$lan.php";
+
+    return $translations;
+
+}
+
+?>