Started integrating external systems

lib.php

@@ -2,7 +2,7 @@
 /*****************************************************************************
 IP Reg, a PHP/MySQL IPAM tool
 Copyright (C) 2007-2009 Wietse Warendorff (up to v0.5)
-Copyright (C) 2011-2023 Thomas Hooge
+Copyright (C) 2011-2026 Thomas Hooge
 
 SPDX-License-Identifier: GPL-3.0-or-later
 *****************************************************************************/
@@ -30,14 +30,14 @@ define ('ACT_PASSWORD',    14);
 // ========== GLOBAL PAGE START CODE ==========================================
 
 // global version string
-$config_version = 'v0.9.1';
+$config_version = 'v0.10';
 
 // available languages
 $config_lang = array('de', 'en');
 
 include("lib/functions.php");
 
-require_once('smarty3/Smarty.class.php');
+require_once('smarty4/Smarty.class.php');
 $smarty = new Smarty();
 $smarty->template_dir = 'tpl';
 $smarty->compile_dir = 'tpl_c';
@@ -205,7 +205,7 @@ function submit_error($action) {
     return sprintf('The action "%s" is unknown. It is probably a program error.<br> Please inform your administrator of the exact circumstances of how this situation came about.', strtoupper($action));
 }
 
-// ========== DATABASE FUCTIONS ===============================================
+// ========== DATABASE FUNCTIONS ==============================================
 
 function db_load_enum($table, $column) {
     // returns array of enum-values as defined in database
@@ -305,7 +305,13 @@ function db_get_options_zone($default = NULL) {
     return $options;
 }
 
-// ========== MISC FUCTIONS ===================================================
+// ========== MISC FUNCTIONS ==================================================
+
+function header_location($location) {
+    // redirect page
+    header('location:' . $location);
+    exit;
+}
 
 function strip_mac($mac, $caps=true) {
     // strip mac address to 12 char string
@@ -347,8 +353,18 @@ function write_mac($mac, $user_mac='xx:xx:xx:xx:xx:xx') {
     return $user_mac;
 }
 
-function header_location($location) {
-    // redirect page
-    header('location:' . $location);
-    exit;
+function extlink_enabled() {
+    // check if any link to external system is enabled
+    global $config_ext;
+    foreach ($config_ext as $xcfg) {
+        if (!array_key_exists('enabled', $xcfg)) {
+            // invalid configuration
+            // TODO Throw warning!
+            continue;
+        }
+        if ($xcfg['enabled']) {
+            return true;
+        }
+    }
+    return false;
 }