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EDITING: externallib.php

<?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/>.

use core_external\external_api;
use core_external\external_function_parameters;
use core_external\external_single_structure;
use core_external\external_value;
use core_external\external_warnings;

/**
 * Self enrolment external functions.
 *
 * @package   enrol_self
 * @copyright 2012 Rajesh Taneja <rajesh@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 * @since     Moodle 2.6
 */
class enrol_self_external extends external_api {

/**
     * Returns description of get_instance_info() parameters.
     *
     * @return external_function_parameters
     */
    public static function get_instance_info_parameters() {
        return new external_function_parameters([
            'instanceid' => new external_value(PARAM_INT, 'instance id of self enrolment plugin.'),
        ]);
    }

/**
     * Return self-enrolment instance information.
     *
     * @param int $instanceid instance id of self enrolment plugin.
     * @return array instance information.
     * @throws moodle_exception
     */
    public static function get_instance_info($instanceid) {
        global $DB, $CFG;

require_once($CFG->libdir . '/enrollib.php');

$params = self::validate_parameters(self::get_instance_info_parameters(), array('instanceid' => $instanceid));

// Retrieve self enrolment plugin.
        $enrolplugin = enrol_get_plugin('self');
        if (empty($enrolplugin)) {
            throw new moodle_exception('invaliddata', 'error');
        }

self::validate_context(context_system::instance());

$enrolinstance = $DB->get_record('enrol', array('id' => $params['instanceid']), '*', MUST_EXIST);
        $course = $DB->get_record('course', array('id' => $enrolinstance->courseid), '*', MUST_EXIST);
        if (!core_course_category::can_view_course_info($course) && !can_access_course($course)) {
            throw new moodle_exception('coursehidden');
        }

$instanceinfo = (array) $enrolplugin->get_enrol_info($enrolinstance);
        if (isset($instanceinfo['requiredparam']->enrolpassword)) {
            $instanceinfo['enrolpassword'] = $instanceinfo['requiredparam']->enrolpassword;
        }
        unset($instanceinfo->requiredparam);

return $instanceinfo;
    }

/**
     * Returns description of get_instance_info() result value.
     *
     * @return \core_external\external_description
     */
    public static function get_instance_info_returns() {
        return new external_single_structure(
            array(
                'id' => new external_value(PARAM_INT, 'id of course enrolment instance'),
                'courseid' => new external_value(PARAM_INT, 'id of course'),
                'type' => new external_value(PARAM_PLUGIN, 'type of enrolment plugin'),
                'name' => new external_value(PARAM_RAW, 'name of enrolment plugin'),
                'status' => new external_value(PARAM_RAW, 'status of enrolment plugin'),
                'enrolpassword' => new external_value(PARAM_RAW, 'password required for enrolment', VALUE_OPTIONAL),
            )
        );
    }

/**
     * Returns description of method parameters
     *
     * @return external_function_parameters
     * @since Moodle 3.0
     */
    public static function enrol_user_parameters() {
        return new external_function_parameters(
            array(
                'courseid' => new external_value(PARAM_INT, 'Id of the course'),
                'password' => new external_value(PARAM_RAW, 'Enrolment key', VALUE_DEFAULT, ''),
                'instanceid' => new external_value(PARAM_INT, 'Instance id of self enrolment plugin.', VALUE_DEFAULT, 0)
            )
        );
    }

/**
     * Self enrol the current user in the given course.
     *
     * @param int $courseid id of course
     * @param string $password enrolment key
     * @param int $instanceid instance id of self enrolment plugin
     * @return array of warnings and status result
     * @since Moodle 3.0
     * @throws moodle_exception
     */
    public static function enrol_user($courseid, $password = '', $instanceid = 0) {
        global $CFG;

require_once($CFG->libdir . '/enrollib.php');

$params = self::validate_parameters(self::enrol_user_parameters(),
                                            array(
                                                'courseid' => $courseid,
                                                'password' => $password,
                                                'instanceid' => $instanceid
                                            ));

$warnings = array();

$course = get_course($params['courseid']);
        $context = context_course::instance($course->id);
        self::validate_context(context_system::instance());

if (!core_course_category::can_view_course_info($course)) {
            throw new moodle_exception('coursehidden');
        }

// Retrieve the self enrolment plugin.
        $enrol = enrol_get_plugin('self');
        if (empty($enrol)) {
            throw new moodle_exception('canntenrol', 'enrol_self');
        }

// We can expect multiple self-enrolment instances.
        $instances = array();
        $enrolinstances = enrol_get_instances($course->id, true);
        foreach ($enrolinstances as $courseenrolinstance) {
            if ($courseenrolinstance->enrol == "self") {
                // Instance specified.
                if (!empty($params['instanceid'])) {
                    if ($courseenrolinstance->id == $params['instanceid']) {
                        $instances[] = $courseenrolinstance;
                        break;
                    }
                } else {
                    $instances[] = $courseenrolinstance;
                }

}
        }
        if (empty($instances)) {
            throw new moodle_exception('canntenrol', 'enrol_self');
        }

// Try to enrol the user in the instance/s.
        $enrolled = false;
        foreach ($instances as $instance) {
            $enrolstatus = $enrol->can_self_enrol($instance);
            if ($enrolstatus === true) {
                if ($instance->password and $params['password'] !== $instance->password) {

// Check if we are using group enrolment keys.
                    if ($instance->customint1) {
                        require_once($CFG->dirroot . "/enrol/self/locallib.php");

if (!enrol_self_check_group_enrolment_key($course->id, $params['password'])) {
                            $warnings[] = array(
                                'item' => 'instance',
                                'itemid' => $instance->id,
                                'warningcode' => '2',
                                'message' => get_string('passwordinvalid', 'enrol_self')
                            );
                            continue;
                        }
                    } else {
                        if ($enrol->get_config('showhint')) {
                            $hint = core_text::substr($instance->password, 0, 1);
                            $warnings[] = array(
                                'item' => 'instance',
                                'itemid' => $instance->id,
                                'warningcode' => '3',
                                'message' => s(get_string('passwordinvalidhint', 'enrol_self', $hint)) // message is PARAM_TEXT.
                            );
                            continue;
                        } else {
                            $warnings[] = array(
                                'item' => 'instance',
                                'itemid' => $instance->id,
                                'warningcode' => '4',
                                'message' => get_string('passwordinvalid', 'enrol_self')
                            );
                            continue;
                        }
                    }
                }

// Do the enrolment.
                $data = array('enrolpassword' => $params['password']);
                $enrol->enrol_self($instance, (object) $data);
                $enrolled = true;
                break;
            } else {
                $warnings[] = array(
                    'item' => 'instance',
                    'itemid' => $instance->id,
                    'warningcode' => '1',
                    'message' => $enrolstatus
                );
            }
        }

$result = array();
        $result['status'] = $enrolled;
        $result['warnings'] = $warnings;
        return $result;
    }

/**
     * Returns description of method result value
     *
     * @return \core_external\external_description
     * @since Moodle 3.0
     */
    public static function enrol_user_returns() {
        return new external_single_structure(
            array(
                'status' => new external_value(PARAM_BOOL, 'status: true if the user is enrolled, false otherwise'),
                'warnings' => new external_warnings()
            )
        );
    }
}

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📁 amd/	DIR	—	2026-02-11 01:44
📁 classes/	DIR	—	2026-02-11 01:44
📁 cli/	DIR	—	2026-02-11 01:44
📁 db/	DIR	—	2026-02-11 01:44
📁 lang/	DIR	—	2026-02-11 01:44
📁 pix/	DIR	—	2026-02-11 01:44
📁 tests/	DIR	—	2026-02-11 01:44
📄 externallib.php	PHP	9.6 KB	2026-02-11 01:44	EDIT
📄 lib.php	PHP	52 KB	2026-02-11 01:44	EDIT
📄 locallib.php	PHP	6.8 KB	2026-02-11 01:44	EDIT
📄 settings.php	PHP	6.7 KB	2026-02-11 01:44	EDIT
📄 unenrolself.php	PHP	2.3 KB	2026-02-11 01:44	EDIT
📄 UPGRADING.md	MD	457 B	2026-02-11 01:44	EDIT
📄 version.php	PHP	1.2 KB	2026-02-11 01:44	EDIT