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<?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/>. /** * Privacy test for the core_enrol implementation of the privacy API. * * @package core_enrol * @category test * @copyright 2018 Carlos Escobedo <carlos@moodle.com> * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ defined('MOODLE_INTERNAL') || die(); use core_enrol\privacy\provider; use core_privacy\local\request\approved_contextlist; use core_privacy\local\request\writer; use core_privacy\tests\provider_testcase; use \core_privacy\local\request\transform; use \core_privacy\local\request\approved_userlist; /** * Privacy test for the core_enrol. * * @package core_enrol * @category test * @copyright 2018 Carlos Escobedo <carlos@moodle.com> * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class core_enrol_privacy_testcase extends provider_testcase { /** * Check that a course context is returned if there is any user data for this user. */ public function test_get_contexts_for_userid() { $this->resetAfterTest(); $user1 = $this->getDataGenerator()->create_user(); $course1 = $this->getDataGenerator()->create_course(); $this->assertEmpty(provider::get_contexts_for_userid($user1->id)); // Enrol user into courses and check contextlist. $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'manual'); $contextlist = provider::get_contexts_for_userid($user1->id); // Check that we only get back two context. $this->assertCount(1, $contextlist); // Check that the context is returned is the expected. $coursecontext1 = \context_course::instance($course1->id); $this->assertEquals($coursecontext1->id, $contextlist->get_contextids()[0]); } /** * Test that user data is exported correctly. */ public function test_export_user_data() { global $DB; $this->resetAfterTest(); $user1 = $this->getDataGenerator()->create_user(); $course1 = $this->getDataGenerator()->create_course(); $course2 = $this->getDataGenerator()->create_course(); $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'self'); $this->getDataGenerator()->enrol_user($user1->id, $course2->id, null, 'manual'); $subcontexts = [ get_string('privacy:metadata:user_enrolments', 'core_enrol') ]; $coursecontext1 = \context_course::instance($course1->id); $coursecontext2 = \context_course::instance($course2->id); $this->setUser($user1); $writer = writer::with_context($coursecontext1); $this->assertFalse($writer->has_any_data()); $this->export_context_data_for_user($user1->id, $coursecontext1, 'core_enrol'); $data = $writer->get_related_data($subcontexts); $this->assertCount(2, (array)$data); $sql = "SELECT ue.id, ue.status, ue.timestart, ue.timeend, ue.timecreated, ue.timemodified FROM {user_enrolments} ue JOIN {enrol} e ON e.id = ue.enrolid AND e.courseid = :courseid WHERE ue.userid = :userid"; $enrolmentcouse2 = $DB->get_record_sql($sql, array('userid' => $user1->id, 'courseid' => $course2->id)); writer::reset(); $writer = writer::with_context($coursecontext2); $this->export_context_data_for_user($user1->id, $coursecontext2, 'core_enrol'); $data = $writer->get_related_data($subcontexts, 'manual'); $this->assertEquals($enrolmentcouse2->status, reset($data)->status); $this->assertEquals(transform::datetime($enrolmentcouse2->timestart), reset($data)->timestart); $this->assertEquals(transform::datetime($enrolmentcouse2->timeend), reset($data)->timeend); $this->assertEquals(transform::datetime($enrolmentcouse2->timecreated), reset($data)->timecreated); $this->assertEquals(transform::datetime($enrolmentcouse2->timemodified), reset($data)->timemodified); } /** * Test deleting all user data for a specific context. */ public function test_delete_data_for_all_users_in_context() { global $DB; $this->resetAfterTest(); $user1 = $this->getDataGenerator()->create_user(); $user2 = $this->getDataGenerator()->create_user(); $user3 = $this->getDataGenerator()->create_user(); $course1 = $this->getDataGenerator()->create_course(); $course2 = $this->getDataGenerator()->create_course(); $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user2->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user3->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user1->id, $course2->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user2->id, $course2->id, null, 'manual'); // Get all user enrolments. $userenrolments = $DB->get_records('user_enrolments', array()); $this->assertCount(5, $userenrolments); // Get all user enrolments match with course1. $sql = "SELECT ue.id FROM {user_enrolments} ue JOIN {enrol} e ON e.id = ue.enrolid AND e.courseid = :courseid"; $userenrolments = $DB->get_records_sql($sql, array('courseid' => $course1->id)); $this->assertCount(3, $userenrolments); // Delete everything for the first course context. $coursecontext1 = \context_course::instance($course1->id); provider::delete_data_for_all_users_in_context($coursecontext1); // Get all user enrolments match with this course contest. $userenrolments = $DB->get_records_sql($sql, array('courseid' => $course1->id)); $this->assertCount(0, $userenrolments); // Get all user enrolments. $userenrolments = $DB->get_records('user_enrolments', array()); $this->assertCount(2, $userenrolments); } /** * This should work identical to the above test. */ public function test_delete_data_for_user() { global $DB; $this->resetAfterTest(); $user1 = $this->getDataGenerator()->create_user(); $user2 = $this->getDataGenerator()->create_user(); $user3 = $this->getDataGenerator()->create_user(); $course1 = $this->getDataGenerator()->create_course(); $course2 = $this->getDataGenerator()->create_course(); $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user2->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user3->id, $course1->id, null, 'manual'); $this->getDataGenerator()->enrol_user($user1->id, $course2->id, null, 'manual'); // Get all user enrolments. $userenrolments = $DB->get_records('user_enrolments', array()); $this->assertCount(4, $userenrolments); // Get all user enrolments match with user1. $userenrolments = $DB->get_records('user_enrolments', array('userid' => $user1->id)); $this->assertCount(2, $userenrolments); // Delete everything for the user1 in the context course 1. $coursecontext1 = \context_course::instance($course1->id); $approvedlist = new approved_contextlist($user1, 'core_enrol', [$coursecontext1->id]); provider::delete_data_for_user($approvedlist); // Get all user enrolments match with user. $userenrolments = $DB->get_records('user_enrolments', ['userid' => $user1->id]); $this->assertCount(1, $userenrolments); // Get all user enrolments accounts. $userenrolments = $DB->get_records('user_enrolments', array()); $this->assertCount(3, $userenrolments); } /** * Test that only users within a course context are fetched. */ public function test_get_users_in_context() { $this->resetAfterTest(); $component = 'core_enrol'; $user = $this->getDataGenerator()->create_user(); $usercontext = context_user::instance($user->id); $course = $this->getDataGenerator()->create_course(); $coursecontext = context_course::instance($course->id); $userlist1 = new \core_privacy\local\request\userlist($coursecontext, $component); provider::get_users_in_context($userlist1); $this->assertCount(0, $userlist1); // Enrol user into course. $this->getDataGenerator()->enrol_user($user->id, $course->id, null, 'manual'); // The list of users within the course context should contain user. provider::get_users_in_context($userlist1); $this->assertCount(1, $userlist1); $expected = [$user->id]; $actual = $userlist1->get_userids(); $this->assertEquals($expected, $actual); // The list of users within the user context should be empty. $userlist2 = new \core_privacy\local\request\userlist($usercontext, $component); provider::get_users_in_context($userlist2); $this->assertCount(0, $userlist2); } /** * Test that data for users in approved userlist is deleted. */ public function test_delete_data_for_users() { $this->resetAfterTest(); $component = 'core_enrol'; $user1 = $this->getDataGenerator()->create_user(); $user2 = $this->getDataGenerator()->create_user(); $user3 = $this->getDataGenerator()->create_user(); $course1 = $this->getDataGenerator()->create_course(); $course2 = $this->getDataGenerator()->create_course(); $coursecontext1 = context_course::instance($course1->id); $coursecontext2 = context_course::instance($course2->id); $systemcontext = context_system::instance(); // Enrol user1 into course1. $this->getDataGenerator()->enrol_user($user1->id, $course1->id, null, 'manual'); // Enrol user2 into course1. $this->getDataGenerator()->enrol_user($user2->id, $course1->id, null, 'manual'); // Enrol user3 into course2. $this->getDataGenerator()->enrol_user($user3->id, $course2->id, null, 'manual'); $userlist1 = new \core_privacy\local\request\userlist($coursecontext1, $component); provider::get_users_in_context($userlist1); $this->assertCount(2, $userlist1); $userlist2 = new \core_privacy\local\request\userlist($coursecontext2, $component); provider::get_users_in_context($userlist2); $this->assertCount(1, $userlist2); // Convert $userlist1 into an approved_contextlist. $approvedlist1 = new approved_userlist($coursecontext1, $component, $userlist1->get_userids()); // Delete using delete_data_for_user. provider::delete_data_for_users($approvedlist1); // Re-fetch users in coursecontext1. $userlist1 = new \core_privacy\local\request\userlist($coursecontext1, $component); provider::get_users_in_context($userlist1); // The user data in coursecontext1 should be deleted. $this->assertCount(0, $userlist1); // Re-fetch users in coursecontext2. $userlist2 = new \core_privacy\local\request\userlist($coursecontext2, $component); provider::get_users_in_context($userlist2); // The user data in coursecontext2 should be still present. $this->assertCount(1, $userlist2); // Convert $userlist2 into an approved_contextlist in the system context. $approvedlist2 = new approved_userlist($systemcontext, $component, $userlist2->get_userids()); // Delete using delete_data_for_user. provider::delete_data_for_users($approvedlist2); // Re-fetch users in coursecontext1. $userlist2 = new \core_privacy\local\request\userlist($coursecontext2, $component); provider::get_users_in_context($userlist2); // The user data in systemcontext should not be deleted. $this->assertCount(1, $userlist2); } }