MDL-32353 backup: Flaw in settings logic for user info and anonymise

This commit is contained in:
Eric Merrill
2012-04-12 10:01:57 -04:00
parent 8e35d0aef8
commit 14d8d5ab0e
+13 -6
View File
@@ -168,9 +168,9 @@ abstract class backup_check {
$hasusercap = has_capability('moodle/backup:userinfo', $coursectx, $userid);
// If setting is enabled but user lacks permission
if (!$hasusercap && $prevvalue) { // If user has not the capability and setting is enabled
if (!$hasusercap) { // If user has not the capability
// Now analyse if we are allowed to apply changes or must stop with exception
if (!$apply) { // Cannot apply changes, throw exception
if (!$apply && $prevvalue) { // Cannot apply changes and the value is set, throw exception
$a = new stdclass();
$a->setting = 'users';
$a->value = $prevvalue;
@@ -178,7 +178,12 @@ abstract class backup_check {
throw new backup_controller_exception('backup_setting_value_wrong_for_capability', $a);
} else { // Can apply changes
$userssetting->set_value(false); // Set the value to false
// If it is already false, we don't want to try and set it again, because if it is
// already locked, and exception will occur. The side benifit is if it is true and locked
// we will get an exception...
if ($prevvalue) {
$userssetting->set_value(false); // Set the value to false
}
$userssetting->set_status(base_setting::LOCKED_BY_PERMISSION);// Set the status to locked by perm
}
}
@@ -191,9 +196,9 @@ abstract class backup_check {
$hasanoncap = has_capability('moodle/backup:anonymise', $coursectx, $userid);
// If setting is enabled but user lacks permission
if (!$hasanoncap && $prevvalue) { // If user has not the capability and setting is enabled
if (!$hasanoncap) { // If user has not the capability
// Now analyse if we are allowed to apply changes or must stop with exception
if (!$apply) { // Cannot apply changes, throw exception
if (!$apply && $prevvalue) { // Cannot apply changes and the value is set, throw exception
$a = new stdclass();
$a->setting = 'anonymize';
$a->value = $prevvalue;
@@ -201,7 +206,9 @@ abstract class backup_check {
throw new backup_controller_exception('backup_setting_value_wrong_for_capability', $a);
} else { // Can apply changes
$anonsetting->set_value(false); // Set the value to false
if ($prevvalue) { // If we try and set it back to false and it has already been locked, error will occur
$anonsetting->set_value(false); // Set the value to false
}
$anonsetting->set_status(base_setting::LOCKED_BY_PERMISSION);// Set the status to locked by perm
}
}