notes/delete.php

   1 <?php // $Id$
   2
   3 require_once('../config.php');
   4 require_once('lib.php');
   5
   6 // retrieve parameters
   7 $noteid = required_param('id', PARAM_INT);
   8
   9 // locate note information
  10 if (!$note = note_load($noteid)) {
  11     error('Incorrect note id specified');
  12 }
  13
  14 // locate course information
  15 if (!$course = get_record('course', 'id', $note->courseid)) {
  16     error('Incorrect course id found');
  17 }
  18
  19 // locate user information
  20     if (!$user = get_record('user', 'id', $note->userid)) {
  21         error('Incorrect user id found');
  22     }
  23
  24 // require login to access notes
  25 require_login($course);
  26
  27 // locate context information
  28 $context = get_context_instance(CONTEXT_COURSE, $course->id);
  29
  30 // check capability
  31 if (!has_capability('moodle/notes:manage', $context)) {
  32     print_error('nopermissiontodelete', 'notes');
  33 }
  34
  35 if (empty($CFG->enablenotes)) {
  36     print_error('notesdisabled', 'notes');
  37 }
  38
  39 if (data_submitted() && confirm_sesskey()) {
  40 //if data was submitted and is valid, then delete note
  41     $returnurl = $CFG->wwwroot . '/notes/index.php?course=' . $course->id . '&amp;user=' . $note->userid;
  42     if (note_delete($noteid)) {
  43         add_to_log($note->courseid, 'notes', 'delete', 'index.php?course='.$note->courseid.'&amp;user='.$note->userid . '#note-' . $note->id , 'delete note');
  44     } else {
  45         print_error('cannotdeletepost', 'notes', $returnurl);
  46     }
  47     redirect($returnurl);
  48
  49 } else {
  50 // if data was not submitted yet, then show note data with a delete confirmation form
  51     $strnotes = get_string('notes', 'notes');
  52     $optionsyes = array('id'=>$noteid, 'sesskey'=>sesskey());
  53     $optionsno  = array('course'=>$course->id, 'user'=>$note->userid);
  54
  55 // output HTML
  56     if (has_capability('moodle/course:viewparticipants', $context) || has_capability('moodle/site:viewparticipants', get_context_instance(CONTEXT_SYSTEM))) {
  57         $nav[] = array('name' => get_string('participants'), 'link' => $CFG->wwwroot . '/user/index.php?id=' . $course->id, 'type' => 'misc');
  58     }
  59     $nav[] = array('name' => fullname($user), 'link' => $CFG->wwwroot . '/user/view.php?id=' . $user->id. '&amp;course=' . $course->id, 'type' => 'misc');
  60     $nav[] = array('name' => get_string('notes', 'notes'), 'link' => $CFG->wwwroot . '/notes/index.php?course=' . $course->id . '&amp;user=' . $user->id, 'type' => 'misc');
  61     $nav[] = array('name' => get_string('delete'), 'link' => '', 'type' => 'activity');
  62     print_header($course->shortname . ': ' . $strnotes, $course->fullname, build_navigation($nav));
  63     notice_yesno(get_string('deleteconfirm', 'notes'), 'delete.php', 'index.php', $optionsyes, $optionsno, 'post', 'get');
  64     echo '<br />';
  65     note_print($note, NOTES_SHOW_BODY | NOTES_SHOW_HEAD);
  66     print_footer();
  67 }
  68 ?>