enrol/lti/index.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  * List the tool provided in a course
  19  *
  20  * @package    enrol_lti
  21  * @copyright  2016 Mark Nelson <markn@moodle.com>
  22  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25 use enrol_lti\local\ltiadvantage\table\published_resources_table;
  26
  27 require_once(__DIR__ . '/../../config.php');
  28 require_once($CFG->dirroot.'/enrol/lti/lib.php');
  29
  30 $courseid = required_param('courseid', PARAM_INT);
  31 $action = optional_param('action', '', PARAM_ALPHA);
  32 $legacy = optional_param('legacy', false, PARAM_BOOL);
  33 if ($action) {
  34     require_sesskey();
  35     $instanceid = required_param('instanceid', PARAM_INT);
  36     $instance = $DB->get_record('enrol', array('id' => $instanceid), '*', MUST_EXIST);
  37 }
  38 $confirm = optional_param('confirm', 0, PARAM_INT);
  39
  40 $course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
  41
  42 $context = context_course::instance($course->id);
  43
  44 require_login($course);
  45 require_capability('moodle/course:enrolreview', $context);
  46
  47 $ltiplugin = enrol_get_plugin('lti');
  48 $canconfig = has_capability('moodle/course:enrolconfig', $context);
  49 $pageurl = new moodle_url('/enrol/lti/index.php', array('courseid' => $courseid, 'legacy' => $legacy));
  50
  51 $PAGE->set_url($pageurl);
  52 $PAGE->set_title(get_string('course') . ': ' . $course->fullname);
  53 $PAGE->set_pagelayout('admin');
  54
  55 // Check if we want to perform any actions.
  56 if ($action) {
  57     if ($action === 'delete') {
  58         if ($ltiplugin->can_delete_instance($instance)) {
  59             if ($confirm) {
  60                 $ltiplugin->delete_instance($instance);
  61                 redirect($PAGE->url);
  62             }
  63
  64             $yesurl = new moodle_url('/enrol/lti/index.php',
  65                 array('courseid' => $course->id,
  66                     'action' => 'delete',
  67                     'instanceid' => $instance->id,
  68                     'confirm' => 1,
  69                     'sesskey' => sesskey())
  70                 );
  71             $displayname = $ltiplugin->get_instance_name($instance);
  72             $users = $DB->count_records('user_enrolments', array('enrolid' => $instance->id));
  73             if ($users) {
  74                 $message = markdown_to_html(get_string('deleteinstanceconfirm', 'enrol',
  75                     array('name' => $displayname,
  76                           'users' => $users)));
  77             } else {
  78                 $message = markdown_to_html(get_string('deleteinstancenousersconfirm', 'enrol',
  79                     array('name' => $displayname)));
  80             }
  81             echo $OUTPUT->header();
  82             echo $OUTPUT->confirm($message, $yesurl, $PAGE->url);
  83             echo $OUTPUT->footer();
  84             die();
  85         }
  86     } else if ($action === 'disable') {
  87         if ($ltiplugin->can_hide_show_instance($instance)) {
  88             if ($instance->status != ENROL_INSTANCE_DISABLED) {
  89                 $ltiplugin->update_status($instance, ENROL_INSTANCE_DISABLED);
  90                 redirect($PAGE->url);
  91             }
  92         }
  93     } else if ($action === 'enable') {
  94         if ($ltiplugin->can_hide_show_instance($instance)) {
  95             if ($instance->status != ENROL_INSTANCE_ENABLED) {
  96                 $ltiplugin->update_status($instance, ENROL_INSTANCE_ENABLED);
  97                 redirect($PAGE->url);
  98             }
  99         }
 100     }
 101 }
 102
 103 echo $OUTPUT->header();
 104 if ($legacy) {
 105     echo $OUTPUT->heading(get_string('toolsprovided', 'enrol_lti'));
 106     echo html_writer::tag('p', get_string('toolsprovided_help', 'enrol_lti'));
 107 } else {
 108     echo $OUTPUT->heading(get_string('publishedcontent', 'enrol_lti'));
 109     echo html_writer::tag('p', get_string('publishedcontent_help', 'enrol_lti'));
 110 }
 111 echo html_writer::tag('p', $OUTPUT->doc_link('enrol/lti/index', get_string('morehelp')), ['class' => 'helplink']);
 112
 113
 114 // Distinguish between legacy published tools and LTI-Advantage published resources.
 115 $tabs = [
 116     0 => [
 117         new tabobject('0', new moodle_url('/enrol/lti/index.php', ['courseid' => $courseid]),
 118             get_string('lti13', 'enrol_lti')),
 119         new tabobject('1', new moodle_url('/enrol/lti/index.php', ['legacy' => 1, 'courseid' => $courseid]),
 120              get_string('ltilegacy', 'enrol_lti')),
 121     ]
 122 ];
 123 $selected = $legacy ? '1' : '0';
 124 echo html_writer::div(print_tabs($tabs, $selected, null, null, true), 'lti-resource-publication');
 125
 126 if ($legacy) {
 127     $notify = new \core\output\notification(get_string('ltilegacydeprecatednotice', 'enrol_lti'),
 128         \core\output\notification::NOTIFY_WARNING);
 129     echo $OUTPUT->render($notify);
 130
 131     if (\enrol_lti\helper::count_lti_tools(array('courseid' => $courseid, 'ltiversion' => 'LTI-1p0/LTI-2p0')) > 0) {
 132
 133         $table = new \enrol_lti\manage_table($courseid);
 134         $table->define_baseurl($pageurl);
 135         $table->out(50, false);
 136     } else {
 137         $notify = new \core\output\notification(get_string('notoolsprovided', 'enrol_lti'),
 138             \core\output\notification::NOTIFY_INFO);
 139         echo $OUTPUT->render($notify);
 140     }
 141 } else {
 142     if (\enrol_lti\helper::count_lti_tools(array('courseid' => $courseid, 'ltiversion' => 'LTI-1p3')) > 0) {
 143         $table = new published_resources_table($courseid);
 144         $table->define_baseurl($pageurl);
 145         $table->out(50, false);
 146     } else {
 147         $notify = new \core\output\notification(get_string('nopublishedcontent', 'enrol_lti'),
 148             \core\output\notification::NOTIFY_INFO);
 149         echo $OUTPUT->render($notify);
 150     }
 151 }
 152
 153 if ($ltiplugin->can_add_instance($course->id)) {
 154     echo $OUTPUT->single_button(new moodle_url('/enrol/editinstance.php',
 155         array(
 156             'legacy' => $legacy,
 157             'type' => 'lti',
 158             'courseid' => $course->id,
 159             'returnurl' => new moodle_url('/enrol/lti/index.php', ['courseid' => $course->id, 'legacy' => $legacy]))
 160         ),
 161         get_string('add'));
 162 }
 163
 164 echo $OUTPUT->footer();