register_error(elgg_echo("chat:error:cannot_add_member", array($member->name)));
}
}
// Remove users that were deselected
foreach ($old_member_guids as $old_member_guid) {
if (!in_array($old_member_guid, $members)) {
$old_member = get_entity($old_member_guid);
$entity->removeMember($old_member);
}
}
// Save the first chat message
if ($description) {
$message = new ElggObject();
$message->subtype = 'chat_message';
$message->access_id = ACCESS_LOGGED_IN;
$message->container_guid = $entity->getGUID();
$message->description = $description;
if ($message->save()) {
$members = $entity->getMemberEntities();
foreach ($members as $member) {
// No unread annotation for user's own message
if ($member->getGUID() === $user->getGUID()) {
continue;
}
// Mark the message as unread
$message->addRelationship($member->getGUID(), 'unread');
// Add number of unread messages also to the chat object
$entity->increaseUnreadMessageCount($member);
}
} else {
register_error(elgg_echo('chat:error:cannot_save_message'));
