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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
  • Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
  • PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.

Differences Between: [Versions 400 and 402] [Versions 400 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Endpoint to get the Moodle version
  19   *
  20   * Moodle linkchecker will check this endpoint when it cannot get the Moodle version otherwise.
  21   *
  22   * @package    core
  23   * @copyright  2022 Victor Deniz <victor@moodle.com>
  24   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  25   */
  26  
  27  require_once(__DIR__ . '/../../config.php');
  28  require_once($CFG->libdir . '/filelib.php');
  29  
  30  // Get public key.
  31  $key = download_file_content(HUB_STATSPUBLICKEY);
  32  // Check $key is a valid public key.
  33  $publickey = openssl_pkey_get_public($key);
  34  if ($publickey !== false) {
  35      $publickeystr = openssl_pkey_get_details($publickey)['key'];
  36  } else {
  37      die('Error getting a valid public key');
  38  }
  39  
  40  // Encrypt data.
  41  $message = $CFG->release;
  42  $success = openssl_public_encrypt(utf8_encode($message), $encrypteddata, $publickeystr);
  43  
  44  if ($success) {
  45      echo base64_encode($encrypteddata);
  46  } else {
  47      die ('Error encrypting the data');
  48  }