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<?
session_start();
//For testing purposes send a fake 404.
// if (rand(1,3) == 2) {
	// header("HTTP/1.0 404 Not Found");
	// exit;
// }

if (isset($_SESSION['chatLastReset'])) $chatLastReset = $_SESSION['chatLastReset'];
else $chatLastReset = 0;

if (strtotime('now') - $chatLastReset > 6) {
	$_SESSION['chatSendCount'] = 0;
	$_SESSION['chatLastReset'] = strtotime('now');
}
if (isset($_REQUEST['messages'])) {
	$_SESSION['chatSendCount']++;
	if ($_SESSION['chatSendCount'] > 4) {
		$r[0]['error'] = 'Spam';
		$r[0]['serverMessage'] = 'true';
		$r[0]['message'] = "You're talking too fast - or your internet is being too slow. *OR ARE YOU SPAMMING ON PURPOSE?! JERK!*";
		$r[0]['secondsSince'] = 0;
		$r[0]['displayName'] = 'SERVER';
		$r[0]['userID'] = null;
		echo json_encode($r);
		exit;
	}
}
//Don't lockout requests by holding the session file open!
session_write_close();
$userID = $_SESSION['userID'];

$chatLockDown = false;
// STOP CHAT?
//$chatLockDown = true;

// if (true) {
	// if ($_SESSION['accepted'] !== 1) {
		// exit;
	// }
// }

require_once('../includes/chats.php');

$sent = false;

if (isset($_REQUEST['messages'])) {
	$date = isMuted($userID);
	if ($date !== false) {
		$r[0]['error'] = 'Muted';
		$r[0]['serverMessage'] = 'true';
		$r[0]['message'] = 'You have been muted; You are muted until '.$date." (The current time is: ".date("Y-m-d H:i:s").")";
		$r[0]['secondsSince'] = 0;
		$r[0]['displayName'] = 'SERVER';
		$r[0]['userID'] = null;
		echo json_encode($r);
		exit;
	}
	if ($chatLockDown == true AND $_SESSION['isAdmin'] !== true) {
		$r[0]['error'] = 'Lockdown';
		$r[0]['serverMessage'] = 'true';
		$r[0]['message'] = 'Chat Lockdown has been activated. Messages are not being accepted';
		$r[0]['secondsSince'] = 0;
		$r[0]['displayName'] = 'SERVER';
		$r[0]['userID'] = null;
		echo json_encode($r);
		exit;
	}
	
	$messages = $_REQUEST['messages'];
	$messages = explode("|:|", $messages);
	foreach ($messages as $message) {
		$message = filterStringForBadLanguage($message);
		if ($message[0] == "/") {
			$arguements = explode(" ", substr($message, 1));
			$command = $arguements[0];
			
			//Admin only commands
			if ($_SESSION['isAdmin'] == true) {
				if ($command == 'say') {
					$insertID = addchat(null, substr($message, 5));
				}
			}
			//javascript based commands:
			if ($command == 'spoiler' OR $command == 'me') {
				$insertID = addchat($userID, $message);
			}	
			if ($command == 'help') {
				$r[0]['serverMessage'] = 'true';
				$r[0]['message'] = "Commands: /help /time /spoiler /me. Surround text with ** for bold * for italics and ~~ for strikethrough. Chat by Pathery.com";
				$r[0]['secondsSince'] = 0;
				$r[0]['userID'] = null;
				echo json_encode($r);
				exit;
			}
			if ($command == 'time') {
				$r[0]['serverMessage'] = 'true';
				$r[0]['message'] = "Server Time: ".date('l jS \of F Y h:i:s A');
				$r[0]['secondsSince'] = 0;
				$r[0]['userID'] = null;
				echo json_encode($r);
				exit;
			}
		} else {
			$insertID = addchat($userID, $message);
		}
	}
	$sent = true;
}

if ($_REQUEST['getChatFromID']) {
	$getChatID = $_REQUEST['getChatFromID'];
	if ($sent) {
		$data = getChat($getChatID);
		echo prepareChatData($data);
		exit;
	}
}
exit; 

function prepareChatData($data) {
	if (!$data)
	{
		return false;
	}
	foreach($data as &$user) {
		//$user['message'] = $user['message'].'write-append';
		$user['secondsSince'] = strtotime($user['dateSent']) - strtotime("now");
	}
	return json_encode($data);
}
?>