public function isChanged()
{
// When unbound, use the local changed flag
if (!$this->record instanceof DataObject) {
return $this->isChanged;
}
// Defer to parent record
foreach ($this->compositeDatabaseFields() as $field => $spec) {
$key = $this->getName() . $field;
if ($this->record->isChanged($key)) {
return true;
}
}
return false;
}
/**
* Is the member the owner of this object, and is the permission being checked
* in the list of permissions that owners have?
*
* @param string $perm
* @param Member $member
* @return boolean
*/
protected function checkOwnerPerms(DataObject $node, $perm, $member)
{
$ownerId = $node->OwnerID;
if (!$node) {
return;
}
if ($node->isChanged('OwnerID')) {
$changed = $node->getChangedFields();
$ownerId = isset($changed['OwnerID']['before']) && $changed['OwnerID']['before'] ? $changed['OwnerID']['before'] : $ownerId;
}
if (!$member || $ownerId != $member->ID) {
return false;
}
$cache = $this->getCache();
$perms = $cache->load('ownerperms');
if (!$perms) {
// find the owner role and take the permissions of it
$ownerRole = DataObject::get_one('AccessRole', '"Title" = \'Owner\'');
if ($ownerRole && $ownerRole->exists()) {
$perms = $ownerRole->Composes->getValues();
if (is_array($perms)) {
$cache->save($perms, 'ownerperms');
}
} else {
// just fall back to checking OwnerID == $member->ID
return $ownerId == $member->ID;
}
}
if (is_array($perms) && in_array($perm, $perms)) {
return true;
}
}
