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See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Library code used by the roles administration interfaces.
 *
 * @package    core_role
 * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

/**
 * User selector subclass for the list of potential users on the assign roles page,
 * when we are assigning in a context below the course level. (CONTEXT_MODULE and
 * some CONTEXT_BLOCK).
 *
 * This returns only enrolled users in this context.
 */
class core_role_potential_assignees_below_course extends core_role_assign_user_selector_base {
    public function find_users($search) {
        global $DB;

        list($enrolsql, $eparams) = get_enrolled_sql($this->context);

        // Now we have to go to the database.
        list($wherecondition, $params) = $this->search_sql($search, 'u');
< $params = array_merge($params, $eparams);
> $params = array_merge($params, $eparams, $this->userfieldsparams);
if ($wherecondition) { $wherecondition = ' AND ' . $wherecondition; }
< $fields = 'SELECT ' . $this->required_fields_sql('u');
> $fields = 'SELECT u.id, ' . $this->userfieldsselects;
$countfields = 'SELECT COUNT(u.id)'; $sql = " FROM ($enrolsql) enrolled_users_view JOIN {user} u ON u.id = enrolled_users_view.id LEFT JOIN {role_assignments} ra ON (ra.userid = enrolled_users_view.id AND ra.roleid = :roleid AND ra.contextid = :contextid)
> $this->userfieldsjoin
WHERE ra.id IS NULL $wherecondition"; $params['contextid'] = $this->context->id; $params['roleid'] = $this->roleid;
< list($sort, $sortparams) = users_order_by_sql('u', $search, $this->accesscontext);
> list($sort, $sortparams) = users_order_by_sql('u', $search, $this->accesscontext, $this->userfieldsmappings);
$order = ' ORDER BY ' . $sort; // Check to see if there are too many to show sensibly. if (!$this->is_validating()) { $potentialmemberscount = $DB->count_records_sql($countfields . $sql, $params); if ($potentialmemberscount > $this->maxusersperpage) { return $this->too_many_results($search, $potentialmemberscount); } } // If not, show them. $availableusers = $DB->get_records_sql($fields . $sql . $order, array_merge($params, $sortparams)); if (empty($availableusers)) { return array(); } if ($search) { $groupname = get_string('potusersmatching', 'core_role', $search); } else { $groupname = get_string('potusers', 'core_role'); } return array($groupname => $availableusers); } }