KumiSystems/moodle-mod_htmlcert
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#252 Privacy API update

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Add support to get_users_in_context and delete_data_for_users methods
added since 3.4.6 and 3.5.3 and 3.6.
This commit is contained in:
Sara Arjona 2018-12-13 13:34:32 +01:00 • committed by Mark Nelson
parent 2ebb734145
commit 7ae3101ea1
2 changed files with 157 additions and 0 deletions
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60
classes/privacy/provider.php
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@ -25,9 +25,11 @@ namespace mod_customcert\privacy;
use core_privacy\local\metadata\collection;
use core_privacy\local\request\approved_contextlist;
use core_privacy\local\request\approved_userlist;
use core_privacy\local\request\contextlist;
use core_privacy\local\request\helper;
use core_privacy\local\request\transform;
use core_privacy\local\request\userlist;
use core_privacy\local\request\writer;
defined('MOODLE_INTERNAL') || die();
@ -96,6 +98,37 @@ class provider implements
return $contextlist;
}
/**
* Get the list of users who have data within a 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_module) {
return;
}
// Fetch all users who have a custom certificate.
$sql = "SELECT customcertissues.userid
FROM {course_modules} cm
JOIN {modules} m
ON m.id = cm.module AND m.name = :modname
JOIN {customcert} customcert
ON customcert.id = cm.instance
JOIN {customcert_issues} customcertissues
ON customcertissues.customcertid = customcert.id
WHERE cm.id = :cmid";
$params = [
'cmid' => $context->instanceid,
'modname' => 'customcert',
];
$userlist->add_from_sql('userid', $sql, $params);
}
/**
* Export personal data for the given approved_contextlist. User and context information is contained within the contextlist.
*
@ -182,6 +215,33 @@ class provider implements
}
}
/**
* 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) {
global $DB;
$context = $userlist->get_context();
if (!$context instanceof \context_module) {
return;
}
$cm = get_coursemodule_from_id('customcert', $context->instanceid);
if (!$cm) {
// Only customcert module will be handled.
return;
}
$userids = $userlist->get_userids();
list($usersql, $userparams) = $DB->get_in_or_equal($userids, SQL_PARAMS_NAMED);
$select = "customcertid = :customcertid AND userid $usersql";
$params = ['customcertid' => $cm->instance] + $userparams;
$DB->delete_records_select('customcert_issues', $select, $params);
}
/**
* Return a list of Customcert IDs mapped to their course module ID.
*