<?php 
//	Some Chess, a PHP multi-player chess server.
//    Copyright (C) 2006 Jon Link
session_start(); 
require_once('loginon.php');
require_once('config.php');
include_once('languages/'.$lang.'_chess.php');
include_once('standard.php');
include_once('constants.php');
include_once('gameFunc.php');
$id				= validate($_SESSION['id']);
$move			= $_GET['move'];
$player			= $_GET['player'];
$gameID			= $_GET['gameID'];
$gameID			= validate($gameID);

$pgn			= movesToPGN($gameID,true);
$moves 			= trim(preg_replace('/\[.*\]/','',$pgn));
$moves			= preg_split('/\d*\./',$moves);
$movesNum		= count($moves);
	
if($move){
	$locations		= parsePGN($pgn,$move,$player);
	$lastMoveSet	= explode(' ',$moves[$move]);
	$glow			= substr(preg_replace('/[^a-zO0-9]/','',$lastMoveSet[$player-1]),-2);	
	if($glow=='OO'){
		if($player==1){
			$glow = 'g1';
		}else{
			$glow = 'c8';
		}
	}elseif($glow=='OOO'){ 
		if($player==1){
			$glow = 'c1';
		}else{
			$glow = 'g8';
		}	
	}
	
	if($player==1){
		$stepPlayer = 2;
		$backMove	= $move - 1;
		$nextMove	= $move;
	}else{
		$stepPlayer	= 1;
		$backMove	= $move;
		$nextMove	= $move + 1;
	}
	if($backMove > 0){ 
		$goBack 	= 'href="game.php?do=display&gameID='.$gameID.'&status=view&move='.$backMove.'&player='.$stepPlayer.'" target="_top"';
		$start		= 'href="game.php?do=display&gameID='.$gameID.'&status=view&move=1&player=1" target="_top"';
	}else{
		$backOn 	= 'opacity:0.5;';
		$startOn 	= 'opacity:0.5;';
	}
	if($nextMove < $movesNum){
		$goNext 	= 'href="game.php?do=display&gameID='.$gameID.'&status=view&move='.$nextMove.'&player='.$stepPlayer.'" target="_top"';
	}else{
		$nextOn 	= 'opacity:0.5;';	
	}
}else{
	$query			= 'SELECT * FROM games WHERE gameID="'.$gameID.'" LIMIT 1';
	$result			= mysql_query($query) or die('<div class="error">'.errorDBStr.'game</div>');	
	$locations		= unserialize(mysql_result($result,0,'setup'));
	$lastMoveSet 	= explode(' ',$moves[$movesNum-1]);

	$nextOn 		= 'opacity:0.5;';	
	$stepPlayer		= count($lastMoveSet) - 1;
	if($stepPlayer == 0) $stepPlayer = 2;
	$backMove		= $movesNum-1; 
	if($stepPlayer == 2) $backMove-1;
	if($backMove > 0){ 
		$goBack = 'href="game.php?do=display&gameID='.$gameID.'&status=view&move='.$backMove.'&player='.$stepPlayer.'" target="_top"';
		$start	= 'href="game.php?do=display&gameID='.$gameID.'&status=view&move=1&player=1" target="_top"';
	}else{
		$backOn = 'opacity:0.5;';
		$startOn = 'opacity:0.5;';
	}
}

include_once('displayMinimal.php');
echo'<link rel="stylesheet" type="text/css" href="board.css">';
displayBoardMin($locations,$playerColor,$gameID,$glow);
info($playerColor,$gameID,$winner,$oppName,$infoBoxStr);

echo '
<div style="position:absolute;top:456px;left:140px;">
	<a ',$start,' class="butt" style="',$startOn,'padding-top:6;height:20px;text-align:center;text-decoration:none;">',$infoBoxStr[14],'</a>
	<a ',$goBack,' class="butt" style="',$backOn,'padding-top:6;height:20px;text-align:center;text-decoration:none;">',$infoBoxStr[12],'</a>
	<a ',$goNext,' class="butt" style="',$nextOn,'padding-top:6;height:20px;text-align:center;text-decoration:none;">',$infoBoxStr[13],'</a>
</div>';
?>