notes/delete.php

   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 require_once('../config.php');
  18 require_once('lib.php');
  19 require_once($CFG->dirroot . '/course/lib.php');
  20
  21 $noteid = required_param('id', PARAM_INT);
  22
  23 $PAGE->set_url('/notes/delete.php', array('id' => $noteid));
  24
  25 if (!$note = note_load($noteid)) {
  26     throw new \moodle_exception('invalidid');
  27 }
  28
  29 if (!$course = $DB->get_record('course', array('id' => $note->courseid))) {
  30     throw new \moodle_exception('invalidcourseid');
  31 }
  32
  33 require_login($course);
  34
  35 if (empty($CFG->enablenotes)) {
  36     throw new \moodle_exception('notesdisabled', 'notes');
  37 }
  38
  39 if (!$user = $DB->get_record('user', array('id' => $note->userid))) {
  40     throw new \moodle_exception('invaliduserid');
  41 }
  42
  43 $context = context_course::instance($course->id);
  44
  45 if (!has_capability('moodle/notes:manage', $context)) {
  46     throw new \moodle_exception('nopermissiontodelete', 'notes');
  47 }
  48
  49 if (data_submitted() && confirm_sesskey()) {
  50     // If data was submitted and is valid, then delete note.
  51     $returnurl = $CFG->wwwroot . '/notes/index.php?course=' . $course->id . '&amp;user=' . $note->userid;
  52     note_delete($note);
  53     redirect($returnurl);
  54
  55 } else {
  56     // If data was not submitted yet, then show note data with a delete confirmation form.
  57     $strnotes = get_string('notes', 'notes');
  58     $optionsyes = array('id' => $noteid, 'sesskey' => sesskey());
  59     $optionsno  = array('course' => $course->id, 'user' => $note->userid);
  60
  61     // Output HTML.
  62     $link = null;
  63     if (course_can_view_participants($context) || course_can_view_participants(context_system::instance())) {
  64         $link = new moodle_url('/user/index.php', array('id' => $course->id));
  65     }
  66     $PAGE->navbar->add(get_string('participants'), $link);
  67     $PAGE->navbar->add(fullname($user), new moodle_url('/user/view.php', array('id' => $user->id, 'course' => $course->id)));
  68     $PAGE->navbar->add(get_string('notes', 'notes'),
  69                        new moodle_url('/notes/index.php', array('user' => $user->id, 'course' => $course->id)));
  70     $PAGE->navbar->add(get_string('delete'));
  71     $PAGE->set_title($course->shortname . ': ' . $strnotes);
  72     $PAGE->set_heading($course->fullname);
  73     echo $OUTPUT->header();
  74     echo $OUTPUT->confirm(get_string('deleteconfirm', 'notes'),
  75                           new moodle_url('delete.php', $optionsyes),
  76                           new moodle_url('index.php', $optionsno));
  77     echo '<br />';
  78     note_print($note, NOTES_SHOW_BODY | NOTES_SHOW_HEAD);
  79     echo $OUTPUT->footer();
  80 }