admin/mnet/trustedhosts.php

   1 <?php
   2     // Allows the admin to configure services for remote hosts
   3
   4     require_once(dirname(dirname(dirname(__FILE__))) . '/config.php');
   5     require_once($CFG->libdir.'/adminlib.php');
   6     include_once($CFG->dirroot.'/mnet/lib.php');
   7
   8     require_login();
   9     admin_externalpage_setup('trustedhosts');
  10
  11     $context = context_system::instance();
  12
  13     require_capability('moodle/site:config', $context, $USER->id, true, "nopermissions");
  14
  15     if (!extension_loaded('openssl')) {
  16         echo $OUTPUT->header();
  17         print_error('requiresopenssl', 'mnet', '', NULL, true);
  18     }
  19
  20     $site = get_site();
  21
  22     $trusted_hosts = '';//array();
  23     $old_trusted_hosts = get_config('mnet', 'mnet_trusted_hosts');
  24     if (!empty($old_trusted_hosts)) {
  25         $old_trusted_hosts =  explode(',', $old_trusted_hosts);
  26     } else {
  27         $old_trusted_hosts = array();
  28     }
  29
  30     $test_ip_address = optional_param('testipaddress', NULL, PARAM_HOST);
  31     $in_range = false;
  32     if (!empty($test_ip_address)) {
  33         foreach($old_trusted_hosts as $host) {
  34             if (address_in_subnet($test_ip_address, $host)) {
  35                 $in_range = true;
  36                 $validated_by = $host;
  37                 break;
  38             }
  39         }
  40     }
  41
  42     /// If data submitted, process and store
  43     if (($form = data_submitted()) && confirm_sesskey()) {
  44         $hostlist = preg_split("/[\s,]+/", $form->hostlist);
  45         foreach($hostlist as $host) {
  46             list($address, $mask) = explode('/', $host.'/');
  47             if (empty($address)) continue;
  48             if (strlen($mask) == 0) $mask = 32;
  49             $trusted_hosts .= trim($address).'/'.trim($mask)."\n";
  50             unset($address, $mask);
  51         }
  52         set_config('mnet_trusted_hosts', str_replace("\n", ',', $trusted_hosts), 'mnet');
  53     } elseif (!empty($old_trusted_hosts)) {
  54         foreach($old_trusted_hosts as $host) {
  55             list($address, $mask) = explode('/', $host.'/');
  56             if (empty($address)) continue;
  57             if (strlen($mask) == 0) $mask = 32;
  58             $trusted_hosts .= trim($address).'/'.trim($mask)."\n";
  59             unset($address, $mask);
  60         }
  61     }
  62
  63     include('./trustedhosts.html');