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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   * Logger that stores HTML log data in memory, ready for later display.
  19   *
  20   * @package core_backup
  21   * @copyright 2013 The Open University
  22   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  class core_backup_html_logger extends base_logger {
  25      /**
  26       * @var string HTML output
  27       */
  28      protected $html = '';
  29  
  30      protected function action($message, $level, $options = null) {
  31          $prefix = $this->get_prefix($level, $options);
  32          $depth = isset($options['depth']) ? $options['depth'] : 0;
  33          $this->html .= $prefix . str_repeat('&nbsp;&nbsp;', $depth) .
  34                  s($message) . '<br/>' . PHP_EOL;
  35          return true;
  36      }
  37  
  38      /**
  39       * Gets the full HTML content of the log.
  40       *
  41       * @return string HTML content of log
  42       */
  43      public function get_html() {
  44          return $this->html;
  45      }
  46  }