public function executeFriendRequest(sfWebRequest $request)
{
$memberId = $this->getUser()->getMemberId();
if (isset($request['member_id'])) {
$targetMemberId = $request['member_id'];
} elseif (isset($request['id'])) {
$targetMemberId = $request['id'];
} else {
$this->forward400('member_id parameter not specified.');
}
if ($memberId === $targetMemberId) {
$this->forward400('Friend request to myself is not allowed.');
}
$relation = Doctrine::getTable('MemberRelationship')->retrieveByFromAndTo($memberId, $targetMemberId);
if (!$relation) {
$relation = new MemberRelationship();
$relation->setMemberIdFrom($memberId);
$relation->setMemberIdTo($targetMemberId);
}
if (isset($request['unlink'])) {
if (!$relation->isFriend()) {
$this->forward400('This member is not your friend.');
}
$relation->removeFriend();
} else {
if ($relation->isAccessBlocked()) {
$this->forward403('Friend request is blocked.');
}
if ($relation->isFriend()) {
$this->forward400('This member already belongs to your friend.');
}
if ($relation->isFriendPreFrom()) {
$this->forward400('Friend request is already sent.');
}
$relation->setFriendPre();
}
$relation->free(true);
return $this->renderJSON(array('status' => 'success'));
}
