badges/view.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 /**
  18  * Displays available badges to a user
  19  *
  20  * @package    core
  21  * @subpackage badges
  22  * @copyright  2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  * @author     Yuliya Bozhko <yuliya.bozhko@totaralms.com>
  25  */
  26
  27 require_once(__DIR__ . '/../config.php');
  28 require_once($CFG->libdir . '/badgeslib.php');
  29
  30 $type       = required_param('type', PARAM_INT);
  31 $courseid   = optional_param('id', 0, PARAM_INT);
  32 $sortby     = optional_param('sort', 'name', PARAM_ALPHA);
  33 $sorthow    = optional_param('dir', 'DESC', PARAM_ALPHA);
  34 $page       = optional_param('page', 0, PARAM_INT);
  35
  36 require_login();
  37
  38 if (empty($CFG->enablebadges)) {
  39     print_error('badgesdisabled', 'badges');
  40 }
  41
  42 if (empty($CFG->badges_allowcoursebadges) && $courseid != 0) {
  43     print_error('coursebadgesdisabled', 'badges');
  44 }
  45
  46 if (!in_array($sortby, array('name', 'dateissued'))) {
  47     $sortby = 'name';
  48 }
  49
  50 if ($sorthow != 'ASC' && $sorthow != 'DESC') {
  51     $sorthow = 'ASC';
  52 }
  53
  54 if ($page < 0) {
  55     $page = 0;
  56 }
  57
  58 if ($course = $DB->get_record('course', array('id' => $courseid))) {
  59     $PAGE->set_url('/badges/view.php', array('type' => $type, 'id' => $course->id, 'sort' => $sortby, 'dir' => $sorthow));
  60 } else {
  61     $PAGE->set_url('/badges/view.php', array('type' => $type, 'sort' => $sortby, 'dir' => $sorthow));
  62 }
  63
  64 if ($type == BADGE_TYPE_SITE) {
  65     $PAGE->set_context(context_system::instance());
  66     $PAGE->set_pagelayout('admin');
  67     $PAGE->set_heading($SITE->fullname);
  68     $title = get_string('sitebadges', 'badges');
  69     $eventotherparams = array('badgetype' => BADGE_TYPE_SITE);
  70 } else {
  71     require_login($course);
  72     $coursename = format_string($course->fullname, true, array('context' => context_course::instance($course->id)));
  73     $title = $coursename . ': ' . get_string('coursebadges', 'badges');
  74     $PAGE->set_context(context_course::instance($course->id));
  75     $PAGE->set_pagelayout('incourse');
  76     $PAGE->set_heading($coursename);
  77     $eventotherparams = array('badgetype' => BADGE_TYPE_COURSE, 'courseid' => $course->id);
  78 }
  79
  80 require_capability('moodle/badges:viewbadges', $PAGE->context);
  81
  82 $PAGE->set_title($title);
  83 $output = $PAGE->get_renderer('core', 'badges');
  84
  85 echo $output->header();
  86 echo $OUTPUT->heading($title);
  87
  88 $totalcount = count(badges_get_badges($type, $courseid, '', '', 0, 0, $USER->id));
  89 $records = badges_get_badges($type, $courseid, $sortby, $sorthow, $page, BADGE_PERPAGE, $USER->id);
  90
  91 if ($totalcount) {
  92     echo $output->heading(get_string('badgestoearn', 'badges', $totalcount), 4);
  93
  94     if ($course && $course->startdate > time()) {
  95         echo $OUTPUT->box(get_string('error:notifycoursedate', 'badges'), 'generalbox notifyproblem');
  96     }
  97
  98     $badges             = new badge_collection($records);
  99     $badges->sort       = $sortby;
 100     $badges->dir        = $sorthow;
 101     $badges->page       = $page;
 102     $badges->perpage    = BADGE_PERPAGE;
 103     $badges->totalcount = $totalcount;
 104
 105     echo $output->render($badges);
 106 } else {
 107     echo $output->notification(get_string('nobadges', 'badges'));
 108 }
 109
 110 // Display "Manage badges" button to users with proper capabilities.
 111 $isfrontpage = (empty($courseid) || $courseid == $SITE->id);
 112 if ($isfrontpage) {
 113     $context = context_system::instance();
 114 } else {
 115     $context = context_course::instance($courseid);
 116 }
 117 $canmanage = has_any_capability(array('moodle/badges:viewawarded',
 118                                       'moodle/badges:createbadge',
 119                                       'moodle/badges:awardbadge',
 120                                       'moodle/badges:configurecriteria',
 121                                       'moodle/badges:configuremessages',
 122                                       'moodle/badges:configuredetails',
 123                                       'moodle/badges:deletebadge'), $context);
 124 if ($canmanage) {
 125     echo $output->single_button(new moodle_url('/badges/index.php', array('type' => $type, 'id' => $courseid)),
 126         get_string('managebadges', 'badges'));
 127 }
 128
 129 // Display "Add new badge" button to users with capability to create badges.
 130 if (has_capability('moodle/badges:createbadge', $PAGE->context)) {
 131     echo $output->single_button(new moodle_url('newbadge.php', array('type' => $type, 'id' => $courseid)),
 132         get_string('newbadge', 'badges'));
 133 }
 134
 135 // Trigger event, badge listing viewed.
 136 $eventparams = array('context' => $PAGE->context, 'other' => $eventotherparams);
 137 $event = \core\event\badge_listing_viewed::create($eventparams);
 138 $event->trigger();
 139
 140 echo $output->footer();