CXMPPReceivePresence::ReceiveMessage

public function ReceiveMessage($senderJId, array $arMessage, CXMPPClient $senderClient)
	{
		if (!$senderClient->IsAuthenticated())
			return false;
		if ($senderJId == '')
			return false;

		if (!array_key_exists("presence", $arMessage) || !array_key_exists(".", $arMessage["presence"]))
			return false;

		$type = "available";
		if (array_key_exists("type", $arMessage["presence"]["."]))
			$type = $arMessage["presence"]["."]["type"];
		if ($type == "error")
			return false;

		// available (empty) - Signals that the sender is online and available for communication.
		// unavailable - Signals that the sender is no longer available for communication.
		// subscribe - The sender wishes to subscribe to the recipient's presence.
		// subscribed - The sender has allowed the recipient to receive their presence.
		// unsubscribe - The sender is unsubscribing from another entity's presence.
		// unsubscribed - The subscription request has been denied or a previously-granted subscription has been cancelled.
		// probe - A request for an entity's current presence; SHOULD be generated only by a server on behalf of a user.
		// error - An error has occurred regarding processing or delivery of a previously-sent presence stanza.
		if (!in_array($type, array("available", "unavailable", "subscribe", "subscribed", "unsubscribe", "unsubscribed", "probe")))
			return CXMPPUtility::GetErrorArray($senderJId, "presence", "modify", "bad-request", "", "", "", $senderClient->GetClientDomain());

		$to = "";
		if (array_key_exists("to", $arMessage["presence"]["."]))
			$to = $arMessage["presence"]["."]["to"];

		$server = CXMPPServer::GetServer();
		if ($to == '')
			$server->SendAll($arMessage, $senderClient->GetClientDomain());
		else
			$server->Send($to, $arMessage, $senderClient->GetClientDomain());

		if (!in_array($type, array("available")))
			return true;

		$userJId = $senderJId;

		$show = "online";
		if (array_key_exists("show", $arMessage["presence"]))
			$show = $arMessage["presence"]["show"]["#"];

		$status = "";
		if (array_key_exists("status", $arMessage["presence"]))
			$status = $arMessage["presence"]["status"]["#"];

		$priority = 0;
		if (array_key_exists("priority", $arMessage["presence"]))
			$priority = intval($arMessage["presence"]["priority"]["#"]);

		$arUser = CXMPPUtility::GetUserByJId($userJId);
		if (!$arUser)
			return CXMPPUtility::GetErrorArray($senderJId, "presence", "auth", "forbidden", "", "", "", $senderClient->GetClientDomain());

		CUser::SetLastActivityDate($arUser["ID"]);

		CXMPPFactory::SendUnreadMessages($senderJId, $senderClient->GetClientDomain());

		$senderClient->ChangeWorkPresence("Status", $show);

		return true;
	}