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MDL-63682 mnetservice_enrol: Add support for removal of context users

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This issue is part of the MDL-62560 Epic.
This commit is contained in:
Mihail Geshoski
2018-10-26 10:24:08 +08:00
parent 76528a767e
commit 24eeb8ba01
2 changed files with 166 additions and 0 deletions
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mnet/service/enrol/classes/privacy/provider.php
+54
View File
@@ -13,6 +13,7 @@
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Privacy Subsystem implementation for mnetservice_enrol.
*
@@ -20,14 +21,20 @@
* @copyright 2018 Carlos Escobedo <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace mnetservice_enrol\privacy;
defined('MOODLE_INTERNAL') || die();
use core_privacy\local\metadata\collection;
use core_privacy\local\request\approved_contextlist;
use core_privacy\local\request\context;
use core_privacy\local\request\contextlist;
use core_privacy\local\request\transform;
use core_privacy\local\request\writer;
use core_privacy\local\request\userlist;
use core_privacy\local\request\approved_userlist;
/**
* Privacy Subsystem for mnetservice_enrol implementing metadata and plugin providers.
*
@@ -36,7 +43,9 @@ use core_privacy\local\request\writer;
*/
class provider implements
\core_privacy\local\metadata\provider,
\core_privacy\local\request\core_userlist_provider,
\core_privacy\local\request\plugin\provider {
/**
* Returns meta data about this system.
*
@@ -59,6 +68,7 @@ class provider implements
return $collection;
}
/**
* Get the list of contexts that contain user information for the specified user.
*
@@ -80,6 +90,34 @@ class provider implements
$contextlist->add_from_sql($sql, $params);
return $contextlist;
}
/**
* Get the list of users within a specific context.
*
* @param userlist $userlist The userlist containing the list of users who have data in this context/plugin combination.
*/
public static function get_users_in_context(userlist $userlist) {
$context = $userlist->get_context();
if (!$context instanceof \context_user) {
return;
}
$params = [
'contextid' => $context->id,
'contextuser' => CONTEXT_USER,
];
$sql = "SELECT me.userid
FROM {mnetservice_enrol_enrolments} me
JOIN {context} ctx
ON ctx.instanceid = me.userid
AND ctx.contextlevel = :contextuser
WHERE ctx.id = :contextid";
$userlist->add_from_sql('userid', $sql, $params);
}
/**
* Export all user data for the specified user, in the specified contexts.
*
@@ -131,6 +169,7 @@ class provider implements
(object)$data
);
}
/**
* Delete all data for all users in the specified context.
*
@@ -142,6 +181,20 @@ class provider implements
static::delete_user_data($context->instanceid);
}
}
/**
* Delete multiple users within a single context.
*
* @param approved_userlist $userlist The approved context and user information to delete information for.
*/
public static function delete_data_for_users(approved_userlist $userlist) {
$context = $userlist->get_context();
if ($context instanceof \context_user) {
static::delete_user_data($context->instanceid);
}
}
/**
* Delete all user data for the specified user, in the specified contexts.
*
@@ -160,6 +213,7 @@ class provider implements
}
}
}
/**
* This does the deletion of user data for the mnetservice_enrolments.
*
mnet/service/enrol/tests/privacy_test.php
+112
View File
@@ -13,6 +13,7 @@
//
// 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 mnetservice_enrol implementation of the privacy API.
*
@@ -21,12 +22,16 @@
* @copyright 2018 Carlos Escobedo <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
use mnetservice_enrol\privacy\provider;
use core_privacy\local\request\approved_contextlist;
use core_privacy\local\request\writer;
use core_privacy\local\request\transform;
use core_privacy\tests\provider_testcase;
use core_privacy\local\request\approved_userlist;
/**
* Privacy test for the mnetservice_enrol.
*
@@ -34,8 +39,10 @@ use core_privacy\tests\provider_testcase;
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class mnetservice_enrol_privacy_testcase extends provider_testcase {
/** @var stdClass the mnet host we are using to test. */
protected $mnethost;
/** @var stdClass the mnet service enrolment to test. */
protected $enrolment;
@@ -53,6 +60,7 @@ class mnetservice_enrol_privacy_testcase extends provider_testcase {
$this->mnethost->public_key = 'A random public key!';
$this->mnethost->id = $DB->insert_record('mnet_host', $this->mnethost);
}
/**
* Check that a user context is returned if there is any user data for this user.
*/
@@ -73,6 +81,7 @@ class mnetservice_enrol_privacy_testcase extends provider_testcase {
$usercontext = \context_user::instance($user->id);
$this->assertEquals($usercontext->id, $contextlist->get_contextids()[0]);
}
/**
* Test that user data is exported correctly.
*/
@@ -141,6 +150,7 @@ class mnetservice_enrol_privacy_testcase extends provider_testcase {
$userenrolments = $DB->get_records('mnetservice_enrol_enrolments', array());
$this->assertCount(2, $userenrolments);
}
/**
* This should work identical to the above test.
*/
@@ -180,6 +190,108 @@ class mnetservice_enrol_privacy_testcase extends provider_testcase {
$this->assertCount(2, $userenrolments);
}
/**
* Test that only users within a course context are fetched.
*/
public function test_get_users_in_context() {
$this->resetAfterTest();
$component = 'mnetservice_enrol';
// Create a user.
$user = $this->getDataGenerator()->create_user();
$usercontext = context_user::instance($user->id);
// Create user2.
$user2 = $this->getDataGenerator()->create_user();
$userlist = new \core_privacy\local\request\userlist($usercontext, $component);
provider::get_users_in_context($userlist);
$this->assertCount(0, $userlist);
// Create a test MNet service enrol enrolments.
$remotecourseid = 101;
$this->insert_mnetservice_enrol_courses($remotecourseid);
$this->insert_mnetservice_enrol_enrolments($user->id, $remotecourseid);
$this->insert_mnetservice_enrol_enrolments($user2->id, $remotecourseid);
// The list of users within the user context should contain only user.
provider::get_users_in_context($userlist);
$this->assertCount(1, $userlist);
$this->assertFalse(in_array($user2->id, $userlist->get_userids()));
$this->assertTrue(in_array($user->id, $userlist->get_userids()));
// The list of users within the system context should be empty.
$systemcontext = context_system::instance();
$userlist2 = new \core_privacy\local\request\userlist($systemcontext, $component);
provider::get_users_in_context($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 = 'mnetservice_enrol';
// Create user1.
$user1 = $this->getDataGenerator()->create_user();
$usercontext1 = context_user::instance($user1->id);
// Create user2.
$user2 = $this->getDataGenerator()->create_user();
$usercontext2 = context_user::instance($user2->id);
// Create a test MNet service enrol enrolments.
$remotecourseid = 101;
$this->insert_mnetservice_enrol_courses($remotecourseid);
$this->insert_mnetservice_enrol_enrolments($user1->id, $remotecourseid);
$this->insert_mnetservice_enrol_enrolments($user2->id, $remotecourseid);
$userlist1 = new \core_privacy\local\request\userlist($usercontext1, $component);
provider::get_users_in_context($userlist1);
$this->assertCount(1, $userlist1);
$expected = [$user1->id];
$actual = $userlist1->get_userids();
$this->assertEquals($expected, $actual);
$userlist2 = new \core_privacy\local\request\userlist($usercontext2, $component);
provider::get_users_in_context($userlist2);
$this->assertCount(1, $userlist2);
$expected = [$user2->id];
$actual = $userlist2->get_userids();
$this->assertEquals($expected, $actual);
// Convert $userlist1 into an approved_contextlist.
$approvedlist1 = new approved_userlist($usercontext1, $component, $userlist1->get_userids());
// Delete using delete_data_for_user.
provider::delete_data_for_users($approvedlist1);
// Re-fetch users in usercontext1.
$userlist1 = new \core_privacy\local\request\userlist($usercontext1, $component);
provider::get_users_in_context($userlist1);
// The user data in usercontext1 should be deleted.
$this->assertCount(0, $userlist1);
// Re-fetch users in usercontext2.
$userlist2 = new \core_privacy\local\request\userlist($usercontext2, $component);
provider::get_users_in_context($userlist2);
// The user data in usercontext2 should be still present.
$this->assertCount(1, $userlist2);
// Convert $userlist2 into an approved_contextlist in the system context.
$systemcontext = context_system::instance();
$approvedlist3 = new approved_userlist($systemcontext, $component, $userlist2->get_userids());
// Delete using delete_data_for_user.
provider::delete_data_for_users($approvedlist3);
// Re-fetch users in usercontext2.
$userlist2 = new \core_privacy\local\request\userlist($usercontext2, $component);
provider::get_users_in_context($userlist2);
// The user data in systemcontext should not be deleted.
$this->assertCount(1, $userlist2);
}
/**
* Help function to create a simulation of MNet service enrol.
* Create a Dummy Enrol into mnetservice_enrol_enrolments.