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   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   * Class for generating QR codes. Wrapper class that extends TCPDF.
  19   *
  20   * @package    core
  21   * @copyright  2020 Moodle Pty Ltd.
  22   * @author     Juan Leyva <juan@moodle.com>
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   */
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  require_once($CFG->libdir . '/tcpdf/tcpdf_barcodes_2d.php');
  29  
  30  /**
  31   * Class for generating QR codes. Wrapper class that extends TCPDF.
  32   *
  33   * @copyright  2020 Moodle Pty Ltd.
  34   */
  35  class core_qrcode extends TCPDF2DBarcode {
  36  
  37      /**
  38       * Overrided constructor to force QR codes.
  39       *
  40       * @param string $data the data to generate the code
  41       */
  42      public function __construct($data) {
  43  
  44          parent::__construct($data, 'QRCODE');
  45      }
  46  }