enrol/users.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  * Main course enrolment management UI, this is not compatible with frontpage course.
  19  *
  20  * @package    core
  21  * @subpackage enrol
  22  * @copyright  2010 Petr Skoda {@link http://skodak.org}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 require('../config.php');
  27 require_once("$CFG->dirroot/enrol/locallib.php");
  28 require_once("$CFG->dirroot/enrol/users_forms.php");
  29 require_once("$CFG->dirroot/enrol/renderer.php");
  30 require_once("$CFG->dirroot/group/lib.php");
  31
  32 $id      = required_param('id', PARAM_INT); // course id
  33 $action  = optional_param('action', '', PARAM_ALPHANUMEXT);
  34 $filter  = optional_param('ifilter', 0, PARAM_INT);
  35
  36 $course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
  37 $context = context_course::instance($course->id, MUST_EXIST);
  38
  39 if ($course->id == SITEID) {
  40     redirect(new moodle_url('/'));
  41 }
  42
  43 require_login($course);
  44 require_capability('moodle/course:enrolreview', $context);
  45 $PAGE->set_pagelayout('admin');
  46
  47 $manager = new course_enrolment_manager($PAGE, $course, $filter);
  48 $table = new course_enrolment_users_table($manager, $PAGE);
  49 $PAGE->set_url('/enrol/users.php', $manager->get_url_params()+$table->get_url_params());
  50 navigation_node::override_active_url(new moodle_url('/enrol/users.php', array('id' => $id)));
  51
  52 // Check if there is an action to take
  53 if ($action) {
  54
  55     // Check if the page is confirmed (and sesskey is correct)
  56     $confirm = optional_param('confirm', false, PARAM_BOOL) && confirm_sesskey();
  57
  58     $actiontaken = false;
  59     $pagetitle = '';
  60     $pageheading = '';
  61     $mform = null;
  62     $pagecontent = null;
  63
  64     switch ($action) {
  65         /**
  66          * Removes a role from the user with this course
  67          */
  68         case 'unassign':
  69             if (has_capability('moodle/role:assign', $manager->get_context())) {
  70                 $role = required_param('role', PARAM_INT);
  71                 $user = required_param('user', PARAM_INT);
  72                 if ($confirm && $manager->unassign_role_from_user($user, $role)) {
  73                     redirect($PAGE->url);
  74                 } else {
  75                     $user = $DB->get_record('user', array('id'=>$user), '*', MUST_EXIST);
  76                     $allroles = $manager->get_all_roles();
  77                     $role = $allroles[$role];
  78                     $yesurl = new moodle_url($PAGE->url, array('action'=>'unassign', 'role'=>$role->id, 'user'=>$user->id, 'confirm'=>1, 'sesskey'=>sesskey()));
  79                     $message = get_string('unassignconfirm', 'role', array('user'=>fullname($user, true), 'role'=>$role->localname));
  80                     $pagetitle = get_string('unassignarole', 'role', $role->localname);
  81                     $pagecontent = $OUTPUT->confirm($message, $yesurl, $PAGE->url);
  82                 }
  83                 $actiontaken = true;
  84             }
  85             break;
  86         /**
  87          * Assigns a new role to a user enrolled within this course.
  88          * A user must be enrolled in the course in order for this script to action
  89          */
  90         case 'assign':
  91             $user = $DB->get_record('user', array('id'=>required_param('user', PARAM_INT)), '*', MUST_EXIST);
  92             if (is_enrolled($context, $user) && has_capability('moodle/role:assign', $manager->get_context())) {
  93                 $mform = new enrol_users_assign_form(NULL, array('user'=>$user, 'course'=>$course, 'assignable'=>$manager->get_assignable_roles()));
  94                 $mform->set_data($PAGE->url->params());
  95                 $data = $mform->get_data();
  96                 if ($mform->is_cancelled() || ($data && array_key_exists($data->roleid, $manager->get_assignable_roles()) && $manager->assign_role_to_user($data->roleid, $user->id))) {
  97                     redirect($PAGE->url);
  98                 } else {
  99                     $pagetitle = get_string('assignroles', 'role');
 100                 }
 101                 $actiontaken = true;
 102             }
 103             break;
 104         /**
 105          * Removes the user from the given group
 106          */
 107         case 'removemember':
 108             if (has_capability('moodle/course:managegroups', $manager->get_context())) {
 109                 $groupid = required_param('group', PARAM_INT);
 110                 $userid  = required_param('user', PARAM_INT);
 111                 $user = $DB->get_record('user', array('id'=>$userid), '*', MUST_EXIST);
 112                 if ($confirm && $manager->remove_user_from_group($user, $groupid)) {
 113                     redirect($PAGE->url);
 114                 } else {
 115                     $group = $manager->get_group($groupid);
 116                     if (!$group) {
 117                         break;
 118                     }
 119                     $yesurl = new moodle_url($PAGE->url, array('action'=>'removemember', 'group'=>$groupid, 'user'=>$userid, 'confirm'=>1, 'sesskey'=>sesskey()));
 120                     $message = get_string('removefromgroupconfirm', 'group', array('user'=>fullname($user, true), 'group'=>$group->name));
 121                     $pagetitle = get_string('removefromgroup', 'group', $group->name);
 122                     $pagecontent = $OUTPUT->confirm($message, $yesurl, $PAGE->url);
 123                 }
 124                 $actiontaken = true;
 125             }
 126             break;
 127         /**
 128          * Makes the user a member of a given group
 129          */
 130         case 'addmember':
 131             if (has_capability('moodle/course:managegroups', $manager->get_context())) {
 132                 $userid = required_param('user', PARAM_INT);
 133                 $user = $DB->get_record('user', array('id'=>$userid), '*', MUST_EXIST);
 134
 135                 $mform = new enrol_users_addmember_form(NULL, array('user'=>$user, 'course'=>$course, 'allgroups'=>$manager->get_all_groups()));
 136                 $mform->set_data($PAGE->url->params());
 137                 $data = $mform->get_data();
 138                 if ($mform->is_cancelled() || ($data && $manager->add_user_to_group($user, $data->groupid))) {
 139                     redirect($PAGE->url);
 140                 } else {
 141                     $pagetitle = get_string('addgroup', 'group');
 142                 }
 143                 $actiontaken = true;
 144             }
 145             break;
 146     }
 147
 148     // If we took an action display we need to display something special.
 149     if ($actiontaken) {
 150         if (empty($pageheading)) {
 151             $pageheading = $pagetitle;
 152         }
 153         $PAGE->set_title($pagetitle);
 154         $PAGE->set_heading($pageheading);
 155         echo $OUTPUT->header();
 156         echo $OUTPUT->heading(fullname($user));
 157         if (!is_null($mform)) {
 158             $mform->display();
 159         } else {
 160             echo $pagecontent;
 161         }
 162         echo $OUTPUT->footer();
 163         exit;
 164     }
 165 }
 166
 167
 168 $renderer = $PAGE->get_renderer('core_enrol');
 169 $userdetails = array (
 170     'picture' => false,
 171     'firstname' => get_string('firstname'),
 172     'lastname' => get_string('lastname'),
 173 );
 174 $extrafields = get_extra_user_fields($context);
 175 foreach ($extrafields as $field) {
 176     $userdetails[$field] = get_user_field_name($field);
 177 }
 178
 179 $fields = array(
 180     'userdetails' => $userdetails,
 181     'lastseen' => get_string('lastaccess'),
 182     'role' => get_string('roles', 'role'),
 183     'group' => get_string('groups', 'group'),
 184     'enrol' => get_string('enrolmentinstances', 'enrol')
 185 );
 186
 187 // Remove hidden fields if the user has no access
 188 if (!has_capability('moodle/course:viewhiddenuserfields', $context)) {
 189     $hiddenfields = array_flip(explode(',', $CFG->hiddenuserfields));
 190     if (isset($hiddenfields['lastaccess'])) {
 191         unset($fields['lastseen']);
 192     }
 193     if (isset($hiddenfields['groups'])) {
 194         unset($fields['group']);
 195     }
 196 }
 197
 198 $table->set_fields($fields, $renderer);
 199
 200 $canassign = has_capability('moodle/role:assign', $manager->get_context());
 201 $users = $manager->get_users_for_display($manager, $table->sort, $table->sortdirection, $table->page, $table->perpage);
 202 foreach ($users as $userid=>&$user) {
 203     $user['picture'] = $OUTPUT->render($user['picture']);
 204     $user['role'] = $renderer->user_roles_and_actions($userid, $user['roles'], $manager->get_assignable_roles(), $canassign, $PAGE->url);
 205     $user['group'] = $renderer->user_groups_and_actions($userid, $user['groups'], $manager->get_all_groups(), has_capability('moodle/course:managegroups', $manager->get_context()), $PAGE->url);
 206     $user['enrol'] = $renderer->user_enrolments_and_actions($user['enrolments']);;
 207 }
 208 $table->set_total_users($manager->get_total_users());
 209 $table->set_users($users);
 210
 211 $PAGE->set_title($PAGE->course->fullname.': '.get_string('totalenrolledusers', 'enrol', $manager->get_total_users()));
 212 $PAGE->set_heading($PAGE->title);
 213
 214 echo $OUTPUT->header();
 215 echo $OUTPUT->heading(get_string('enrolledusers', 'enrol'));
 216 echo $renderer->render($table);
 217 echo $OUTPUT->footer();