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Merge branch 'MDL-76174_401' of https://github.com/larsbonczek/moodle into MOODLE_401_STABLE

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Ilya Tregubov 2023-06-21 14:27:10 +08:00
commit f64e9f96aa
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1 changed files with 44 additions and 6 deletions
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50
course/classes/category.php
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@ -3189,20 +3189,58 @@ class core_course_category implements renderable, cacheable_object, IteratorAggr
*/
public static function get_nearest_editable_subcategory(core_course_category $parentcat,
array $permissionstocheck): ?core_course_category {
global $USER, $DB;
// First, check the parent category.
if ($parentcat->has_capabilities($permissionstocheck)) {
return $parentcat;
}
// Check the child categories.
$subcategoryids = $parentcat->get_all_children_ids();
foreach ($subcategoryids as $subcategoryid) {
$subcategory = static::get($subcategoryid, MUST_EXIST, true);
// Get all course category contexts that are children of the parent category's context where
// a) there is a role assignment for the current user or
// b) there are role capability overrides for a role that the user has in this context.
// We never need to return the system context because it cannot be a child of another context.
$fields = array_keys(array_filter(self::$coursecatfields));
$ctxselect = context_helper::get_preload_record_columns_sql('ctx');
$rs = $DB->get_recordset_sql("
SELECT cc.". join(',cc.', $fields). ", $ctxselect
FROM {course_categories} cc
JOIN {context} ctx ON cc.id = ctx.instanceid AND ctx.contextlevel = :contextcoursecat
LEFT JOIN {role_assignments} ra ON ra.contextid = ctx.id
LEFT JOIN {role_capabilities} rc ON rc.contextid = ctx.id
LEFT JOIN {role_assignments} rc_ra ON rc_ra.roleid = rc.roleid
LEFT JOIN {context} rc_ra_ctx ON rc_ra_ctx.id = rc_ra.contextid
WHERE ctx.path LIKE :parentpath
AND (
ra.userid = :userid1
OR (
rc_ra.userid = :userid2
AND (ctx.path = rc_ra_ctx.path OR ctx.path LIKE " . $DB->sql_concat("rc_ra_ctx.path", "'/%'") . ")
)
)
", [
'contextcoursecat' => CONTEXT_COURSECAT,
'parentpath' => $parentcat->get_context()->path . '/%',
'userid1' => $USER->id,
'userid2' => $USER->id
]);
// Check if user has required capabilities in any of the contexts.
$tocache = [];
$result = null;
foreach ($rs as $record) {
$subcategory = new self($record);
$tocache[$subcategory->id] = $subcategory;
if ($subcategory->has_capabilities($permissionstocheck)) {
return $subcategory;
$result = $subcategory;
break;
}
}
$rs->close();
return null;
$coursecatrecordcache = cache::make('core', 'coursecatrecords');
$coursecatrecordcache->set_many($tocache);
return $result;
}
}