path: root/do.php

<?PHP
session_start();

include "includes/maps.php";
include "includes/sqlEmbedded.php";
include "includes/datas.php";

//FirePHP stuff - TODO: Delete
// require_once('includes/FirePHPCore/FirePHP.class.php');
// ob_start();
// $firephp = FirePHP::getInstance(true);
//FirePHP stuff - TODO: Delete

$note = false;

//Auto login;
include_once("globe.php");
if (!isset($_SESSION['accepted']) || $_SESSION['accepted'] <> 1)
	if (isset($_COOKIE['doLogin']) && $_COOKIE['doLogin'] == 'yes')
		CookieLogin();

if (!isset($_SESSION['accepted']) || $_SESSION['accepted'] <> 1)
	$accepted = false;
else
	$accepted = true;
	
		
// encode array $json to JSON string

$debug = false;

//$debug = true;


if (isset($_GET['act']) && $_GET['act'] == "getmap") {
	$map = GenerateMapByCode($_GET['mapcode']);

	$solution = formSolution($_GET['solution']);

	$solvedmap = MergeMapSolution($map, $solution);
	if ($solvedmap == -1) {
		$json['error'][] = "INVALID WALL POSITIONS";
	}
	if ($solvedmap == -2) {
		$json['error'][] = "USED TOO MANY WALLS";
	}
}

// TODO: Depreciate?
if (isset($_GET['checkachieve']) && $_GET['checkachieve'] == 'true' && $_SESSION['accepted'] == 1) {
	$json['notification'] = true;
	$userID = $_SESSION['userID'];
	//Located in includes/datas.php
	$note = getNotified($userID);
	if ($note !== false)
		$json['notificationtext'] = $note;
}

if ($_GET['r'] == 'reqMemberPage') {
	$order = $_GET['order'];
	$orderBy = $_GET['orderBy'];

	$page = $_GET['reqPage'] + 0;
	if (!is_int($page))
		return;
	$pageDivide = $_GET['membersPageDivide'] + 0;
	if (!is_int($pageDivide))
		return;
	$json = getMembers($page, $pageDivide, $order, $orderBy);
	$json['page'] = $page;
	$encoded = json_encode($json);
	die($encoded);
}

if ($_GET['r'] == 'reqScorePage') {
	$mapID = $_GET['mapid'] + 0;
	$page = $_GET['reqPage'] + 0;
	if (!is_int($mapID) OR !is_int($page))
		return;

	//Include the notification text
	$json = getScores($mapID, $page, 10);
	$json['mapid'] = $mapID;
	$json['page'] = $page;
	
	$note = false;
	if ($_SESSION['accepted'] == 1) {
		$userID = $_SESSION['userID'];
		$note = getNotified($userID);
	} else {
		if ($_SESSION['preCompletedTutorial'] == true && $_SESSION['preCompletedTutorialNotified'] == false) {
			$_SESSION['preCompletedTutorialNotified'] = true;
			$note = "<strong>Tutorial Completed!</strong>";
			$note .= "<center>You've unlocked: Blue Wall Color!";
			$note .= "<table><tr><td onclick='changeWallColor(\"#4444ff\")' style='background-color:#4444ff;' class='grid_td_rocks'></td></tr></table>";
			$note .= '<br /><a href="javascript:showSignin();"><strong>Sign in</strong></a> to save your progress!<br />';
			$note .= "</center>";
		}
	}
	if ($note !== false)
		$json['notificationtext'] = $note;
	
	$encoded = json_encode($json);
	die($encoded);
}

if ($_GET['r'] == 'getscores') {
	$mapID = $_GET['mapid'] + 0;
	if (!is_int($mapID))
		return;
	$topscores = topScores($mapID, 30);
	$json['scores'] = $topscores;
	$json['mapid'] = $mapID;
	$encoded = json_encode($json);
	die($encoded);
}

if ($_GET['r'] == 'getsol') {
	$mapID = $_GET['mapID'] + 0;
	//echo "working...";
	if (!is_int($mapID)) return;

	$userID = $_SESSION['userID'];

	$json['solution'] = '';
	$json['moves'] = 0;
	if ($accepted) {
		$sol = getSolution($userID, $mapID);
		$json['solution'] = $sol['solution'];
		$json['moves'] = $sol['moves'];
	}
	if (isset($_SESSION[$mapID.'sol']) && $_SESSION[$mapID.'moves'] > $json['moves']) {
		$json['solution'] = $_SESSION[$mapID.'sol'];
		$json['moves'] = $_SESSION[$mapID.'moves'];
	}
	
	$json['mapid'] = $mapID;

	$encoded = json_encode($json);
	die($encoded);
}

if ($_GET['r'] == 'getChallengeSolution') {
	$mapID = $_GET['mapID'] + 0;
	$challengeID = $_GET['challengeID'] + 0;
	//echo "working...";
	if (!is_int($mapID) OR !is_int($challengeID)) return;
	if (!$accepted) return;

	$userID = $_SESSION['userID'];

	$json = getChallengeSolution($userID, $challengeID);
	
	$json['mapid'] = $mapID;
	$encoded = json_encode($json);
	die($encoded);
}

// ------------ MAIN; getpath.
if ($_GET['r'] == 'getpath') {

	//Join the partial-solution from the map, and the solution sent.
	//Could be used to validate maps in for challenges where
	//		getting the map code from the database is not an option
	//$tmp = GenerateMapByCode($_GET['mapcode']);
	//$tmp = seperateMapSolution($tmp);
	//$solution = formSolution($_GET['solution'].$tmp);

	// Enables the ability to discover an exact duplicate solution.
	$solution = formSolution($_GET['solution']);
	$userID = $_SESSION['userID'];
	
	//valid mapID?
	$mapID = $_GET[mapid] + 0;
	if (!is_int($mapID)) return;
	//$firephp->log($mapID, "mapID");

	//the first 10 ID's reserved for challenges & tutorial.
	if ($mapID > 10)
		$mapcode = getMapCode($mapID);
	else
		$mapcode = $_GET['mapcode'];

	//mygrid will be the map, with the solution applied.
	$map = GenerateMapByCode($mapcode);
	$mygrid = MergeMapSolution($map, $solution);

	//Check both starting point groups for paths
	$json = routeMultiPath($mygrid);
	
	$moves = $json['totalMoves'];
	$json['mapid'] = $mapID;

	//What could go wrong?
	if ($json['blocked']) {
		//$json['error'][] = "blocked";
		$encoded = json_encode($json);
		die($encoded);
	}
	if ($mygrid == -1) {
		$json['error'][] = "INVALID WALL POSITIONS";
		$encoded = json_encode($json);
		die($encoded);
	}
	if ($mygrid[0][4] < 0) {
		$used = $mygrid[0][4] - $map[0][4];
		$json['error'][] = "Too many walls used. ".$used." of ".$map[0][4]." walls used.";
		$encoded = json_encode($json);
		die($encoded);
	}
	
	if ($_GET['isChallenge'] == 'true' AND isChallengeMap($mapID)) {
		// $firephp->log('Calling challenges');
		$json['info'][] = 'Executed as a challenge';
		$json['completedChallenges'] = getCompletedChallenges($userID, $mapID, $solution, $moves, $json['path']);
		// $firephp->log('Challenges called!');
		die(json_encode($json));
	}

	//Get current score data. - to see if a pertinent score was beat.
	$sql = "SELECT `moves` as bestmoves, `displayName`, IFNULL(q1.mymoves, 0)
			FROM `solutions`, `users`
			LEFT JOIN (
				SELECT `moves` as mymoves
				FROM `solutions`
				WHERE `userID` = '$userID' AND
				`mapID` = '$mapID'
			) as q1
			ON 1
			WHERE
			`mapID` = '$mapID' AND
			`userID` = users.ID
			ORDER BY `moves` DESC, `dateModified` ASC, solutions.ID DESC
			LIMIT 1";
	$result = mysql_query($sql);
	if (mysql_num_rows($result) > 0) {
		list($bestMoves, $byName, $myMoves) = mysql_fetch_row($result);
		$json['best'] = $bestMoves;
		$json['bestby'] = $byName;
		$json['mybest'] = $myMoves;
	} else {
		$json['best'] = 0;
		$json['bestby'] = 'no one';
	}
	
	// --------- ------------------------------ ---------
	// --------- RUSH THE PATH BACK TO THE USER ---------
	// --------- ------------------------------ ---------
	if (!$debug) {
		ignore_user_abort(true);
		$encoded = json_encode($json);
		header("Connection: close");
		header("Content-Length: " . mb_strlen($encoded));
		echo $encoded;
		flush();
		//The connection is now closed, no further communication to the client can be done!
	}
	// --------- CONTINUE EXECUTION ---------
	
	//TODO: !! Close the session with session_write_close(); as soon as possible.
	// This allows the session file to be opened by other requests.
	
	
	// Now we don't have to worry about how long we're taking.
	// All of this code will execute without the user waiting on the server.
	
	//$json['error'][] = "bestMoves, byName, myMoves: $bestMoves, $byName, $myMoves;";

	//TODO: Commented this out - temporarly.
   // $firephp->log('Got this far');
	// $firephp->log($_SESSION['accepted'], '$_SESSION["accepted"]');

	////Challenge/Tutorial?

	////TODO: Clean this up a bit
	// if ($_GET['isChallenge'] == 'true')
	// {
		// return;
	//} //x
	
	//TODO: I changed this; note these changes before re-applying the above.
	//Challenge/Tutorial?
	if ($mapID <= 10 AND $_GET['isChallenge'] = 'true') {
		$json['error'][] = 'executed as a challenge';
		
		//This will allow me to give insentive to logging in.
		// So that they don't have to do the tutorial twice.
		if ($mapID == 5 && $moves == 75 && $accepted == false) {
			$_SESSION['preCompletedTutorial'] = true;
			$_SESSION['preCompletedTutorialNotified'] = false;
		}
		if ($accepted == false)
			die(json_encode($json));
		getCompletedChallenges($userID, $mapID, $solution, $moves, $paths);
		die(json_encode($json));
	}
	

	// --------- USER NOT LOGGED IN?
	if ($_SESSION['accepted'] !== 1) {
		if ($moves >= ($_SESSION[$mapID.'moves'] + 0)) {
			$_SESSION[$mapID.'moves'] = $moves;
			$_SESSION[$mapID.'sol'] = $solution;
		}
		return;
	}
	
	// ---------- CLOSING THE SESSION $_SESSION WILL NO LONGER WORK FOR WRITING
	session_write_close();
	//Now that is done, we can easily do whatever we want - Like, send any emails that there might be.
	include_once('./includes/emails.php');
	SendQueuedEmail();
	
	$json['error'][] = 'user is logged in';
	// --------- USER LOGGED IN

	//Is the map still valid to score on?
	if (!isCurrentMap($mapID))
		return;

	// --------- UPDATE SCORES
	$json['error'][] = 'map is current';

	$checkcp = false;
	$checkcm = false;

	//Is there an existing record?
	if ($myMoves > 0) {
		if ($myMoves < $moves) {
			$sql = "UPDATE `solutions`
			SET `moves` = '$moves'  	,
			`dateModified` = NOW()		,
			`solution` = '$solution'
			WHERE `userID` = '$userID' AND
			`mapID` = '$mapID'";
			mysql_query($sql);
			$checkcp = true;
			$json['error'][] = 'Score was improved';
		//Update the solution only, if it's the same score.
		} elseif ($myMoves == $moves) {
			$sql = "UPDATE `solutions`
			SET `moves` = '$moves'  	,
			`solution` = '$solution'
			WHERE `userID` = '$userID' AND
			`mapID` = '$mapID'";
			mysql_query($sql);
			$json['error'][] = 'Score unchanged, but solution updated';
		}
	//Create a new record.
	} else {
		$sql = "INSERT INTO `solutions` (`userID`, `mapID`, `solution`, `moves`)
		VALUES ('$userID', '$mapID', '$solution', '$moves')";
		mysql_query($sql);
		$checkcm = true;
		$checkcp = true;
		$json['error'][] = 'A new record was created';
	}
	
	$json['error'][] = "Involved data: ('$userID', '$mapID', '$solution', '$moves')";

	// --------- APPLY ACHIEVEMENTS

	if ($checkcp)
		applyAchievements($userID, 1);
	if ($checkcm) {
		applyAchievements($userID, 2);
		applyAchievements($userID, 3);
		applyAchievements($userID, 4);
	}
	
	// --------- END
}

$json['error'][] = 'Rush-send failed';

//$encoded = json_encode($json);
die(json_encode($json));


function isCurrentMap($mapID) {
	include_once('./includes/sqlEmbedded.php');
	$sql = "SELECT mapID
	FROM `mapOfTheDay`
	WHERE `mapID` = '$mapID'
	AND mapExpireTime > NOW()
	LIMIT 1
	";
	
	$result = mysql_query($sql) or die(mysql_error());
	return (mysql_num_rows($result) != 0);
}

//Very simple, confirm that all targets are reachable.
function ValidateMap($mygrid) {
	$start = "0,1.";
	$target[] = 'a';
	$target[] = 'b';
	$target[] = 'c';
	$target[] = 'f';
	$blocked = false;
	foreach($target as $t) {
		$p = Findpath ($mygrid, $start, $t);
		if ($p['blocked']) return false;
	}
	return true;
}


?>