mod/lesson/edit.php

   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();