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Differences Between: [Versions 39 and 400] [Versions 39 and 401] [Versions 39 and 402] [Versions 39 and 403]

   1  <?php
   2  
   3  // This file is part of Moodle - http://moodle.org/
   4  //
   5  // Moodle is free software: you can redistribute it and/or modify
   6  // it under the terms of the GNU General Public License as published by
   7  // the Free Software Foundation, either version 3 of the License, or
   8  // (at your option) any later version.
   9  //
  10  // Moodle is distributed in the hope that it will be useful,
  11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  // GNU General Public License for more details.
  14  //
  15  // You should have received a copy of the GNU General Public License
  16  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17  
  18  /**
  19   * Provides the interface for overall authoring of lessons
  20   *
  21   * @package mod_lesson
  22   * @copyright  1999 onwards Martin Dougiamas  {@link http://moodle.com}
  23   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24   **/
  25  
  26  require_once('../../config.php');
  27  require_once($CFG->dirroot.'/mod/lesson/locallib.php');
  28  
  29  $id = required_param('id', PARAM_INT);
  30  
  31  $cm = get_coursemodule_from_id('lesson', $id, 0, false, MUST_EXIST);
  32  $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
  33  $lesson = new lesson($DB->get_record('lesson', array('id' => $cm->instance), '*', MUST_EXIST));
  34  
  35  require_login($course, false, $cm);
  36  
  37  $context = context_module::instance($cm->id);
  38  require_capability('mod/lesson:manage', $context);
  39  
  40  $mode    = optional_param('mode', get_user_preferences('lesson_view', 'collapsed'), PARAM_ALPHA);
  41  // Ensure a valid mode is set.
  42  if (!in_array($mode, array('single', 'full', 'collapsed'))) {
  43      $mode = 'collapsed';
  44  }
  45  $PAGE->set_url('/mod/lesson/edit.php', array('id'=>$cm->id,'mode'=>$mode));
  46  $PAGE->force_settings_menu();
  47  
  48  if ($mode != get_user_preferences('lesson_view', 'collapsed') && $mode !== 'single') {
  49      set_user_preference('lesson_view', $mode);
  50  }
  51  
  52  $lessonoutput = $PAGE->get_renderer('mod_lesson');
  53  $PAGE->navbar->add(get_string('edit'));
  54  echo $lessonoutput->header($lesson, $cm, $mode, false, null, get_string('edit', 'lesson'));
  55  
  56  if (!$lesson->has_pages()) {
  57      // There are no pages; give teacher some options
  58      require_capability('mod/lesson:edit', $context);
  59      echo $lessonoutput->add_first_page_links($lesson);
  60  } else {
  61      switch ($mode) {
  62          case 'collapsed':
  63              echo $lessonoutput->display_edit_collapsed($lesson, $lesson->firstpageid);
  64              break;
  65          case 'single':
  66              $pageid =  required_param('pageid', PARAM_INT);
  67              $PAGE->url->param('pageid', $pageid);
  68              $singlepage = $lesson->load_page($pageid);
  69              echo $lessonoutput->display_edit_full($lesson, $singlepage->id, $singlepage->prevpageid, true);
  70              break;
  71          case 'full':
  72              echo $lessonoutput->display_edit_full($lesson, $lesson->firstpageid, 0);
  73              break;
  74      }
  75  }
  76  
  77  echo $lessonoutput->footer();