admin/mnet/trustedhosts.php

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