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<?php declare(strict_types=1); |
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/** |
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* @author Page |
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* |
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*/ |
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class ChessGame { |
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const GAMETYPE_STANDARD = 'Standard'; |
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const PLAYER_BLACK = 'Black'; |
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const PLAYER_WHITE = 'White'; |
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protected static array $CACHE_CHESS_GAMES = []; |
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private Smr\Database $db; |
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private int $chessGameID; |
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private int $gameID; |
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private int $startDate; |
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private int $endDate; |
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private int $winner; |
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private int $whiteID; |
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private int $blackID; |
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private array $hasMoved; |
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private array $board; |
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private array $moves; |
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private ?array $lastMove = null; |
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public static function getNPCMoveGames(bool $forceUpdate = false) : array { |
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$db = Smr\Database::getInstance(); |
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$db->query('SELECT chess_game_id |
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FROM npc_logins |
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JOIN account USING(login) |
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JOIN chess_game ON account_id = black_id OR account_id = white_id |
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WHERE end_time > ' . Smr\Epoch::time() . ' OR end_time IS NULL;'); |
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$games = array(); |
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while ($db->nextRecord()) { |
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$game = self::getChessGame($db->getInt('chess_game_id'), $forceUpdate); |
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if ($game->getCurrentTurnAccount()->isNPC()) { |
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$games[] = $game; |
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} |
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} |
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return $games; |
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} |
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public static function getOngoingPlayerGames(AbstractSmrPlayer $player) : array { |
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$db = Smr\Database::getInstance(); |
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$db->query('SELECT chess_game_id FROM chess_game WHERE game_id = ' . $db->escapeNumber($player->getGameID()) . ' AND (black_id = ' . $db->escapeNumber($player->getAccountID()) . ' OR white_id = ' . $db->escapeNumber($player->getAccountID()) . ') AND (end_time > ' . Smr\Epoch::time() . ' OR end_time IS NULL);'); |
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$games = array(); |
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while ($db->nextRecord()) { |
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$games[] = self::getChessGame($db->getInt('chess_game_id')); |
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} |
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return $games; |
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} |
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public static function getAccountGames(int $accountID) : array { |
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$db = Smr\Database::getInstance(); |
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$db->query('SELECT chess_game_id FROM chess_game WHERE black_id = ' . $db->escapeNumber($accountID) . ' OR white_id = ' . $db->escapeNumber($accountID) . ';'); |
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$games = array(); |
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while ($db->nextRecord()) { |
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$games[] = self::getChessGame($db->getInt('chess_game_id')); |
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} |
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return $games; |
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} |
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public static function getChessGame(int $chessGameID, bool $forceUpdate = false) : self { |
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if ($forceUpdate || !isset(self::$CACHE_CHESS_GAMES[$chessGameID])) { |
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self::$CACHE_CHESS_GAMES[$chessGameID] = new ChessGame($chessGameID); |
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} |
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return self::$CACHE_CHESS_GAMES[$chessGameID]; |
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} |
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public function __construct(int $chessGameID) { |
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$this->db = Smr\Database::getInstance(); |
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$this->db->query('SELECT * |
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FROM chess_game |
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WHERE chess_game_id=' . $this->db->escapeNumber($chessGameID) . ' LIMIT 1;'); |
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if ($this->db->nextRecord()) { |
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$this->chessGameID = $chessGameID; |
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$this->gameID = $this->db->getInt('game_id'); |
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$this->startDate = $this->db->getInt('start_time'); |
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$this->endDate = $this->db->getInt('end_time'); |
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$this->whiteID = $this->db->getInt('white_id'); |
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$this->blackID = $this->db->getInt('black_id'); |
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$this->winner = $this->db->getInt('winner_id'); |
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$this->resetHasMoved(); |
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} else { |
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throw new Exception('Chess game not found: ' . $chessGameID); |
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} |
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} |
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public static function isValidCoord(int $x, int $y, array &$board) { |
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return $y < count($board) && $y >= 0 && $x < count($board[$y]) && $x >= 0; |
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} |
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public static function isPlayerChecked(array &$board, array &$hasMoved, string $colour) : bool { |
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foreach ($board as &$row) { |
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foreach ($row as &$p) { |
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if ($p != null && $p->colour != $colour && $p->isAttacking($board, $hasMoved, true)) { |
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return true; |
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} |
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} |
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} |
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return false; |
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} |
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private function resetHasMoved() : void { |
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$this->hasMoved = array( |
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self::PLAYER_WHITE => array( |
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ChessPiece::KING => false, |
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ChessPiece::ROOK => array( |
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'Queen' => false, |
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'King' => false |
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) |
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), |
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self::PLAYER_BLACK => array( |
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ChessPiece::KING => false, |
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ChessPiece::ROOK => array( |
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'Queen' => false, |
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'King' => false |
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) |
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), |
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ChessPiece::PAWN => array(-1, -1) |
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); |
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} |
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public function rerunGame(bool $debugInfo = false) : void { |
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$db = Smr\Database::getInstance(); |
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$db2 = Smr\Database::getInstance(); |
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$db->query('UPDATE chess_game |
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SET end_time = NULL, winner_id = 0 |
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WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$db->query('DELETE FROM chess_game_pieces WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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self::insertPieces($this->chessGameID, $this->getWhitePlayer(), $this->getBlackPlayer()); |
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$db->query('SELECT * FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ' ORDER BY move_id;'); |
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$db2->query('DELETE FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$this->moves = array(); |
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unset($this->board); |
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unset($this->endDate); |
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unset($this->winner); |
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$this->resetHasMoved(); |
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try { |
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while ($db->nextRecord()) { |
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if ($debugInfo === true) { |
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echo 'x=', $db->getInt('start_x'), ', y=', $db->getInt('start_y'), ', endX=', $db->getInt('end_x'), ', endY=', $db->getInt('end_y'), ', forAccountID=', $db->getInt('move_id') % 2 == 1 ? $this->getWhiteID() : $this->getBlackID(), EOL; |
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} |
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if (0 != $this->tryMove($db->getInt('start_x'), $db->getInt('start_y'), $db->getInt('end_x'), $db->getInt('end_y'), $db->getInt('move_id') % 2 == 1 ? $this->getWhiteID() : $this->getBlackID(), $db->getInt('promote_piece_id'))) { |
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break; |
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} |
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} |
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} catch (Exception $e) { |
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if ($debugInfo === true) { |
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echo $e->getMessage() . EOL . $e->getTraceAsString() . EOL; |
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} |
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// We probably tried an invalid move - move on. |
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} |
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} |
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public function getBoard() : array { |
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if (!isset($this->board)) { |
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$this->db->query('SELECT * FROM chess_game_pieces WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
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$pieces = array(); |
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while ($this->db->nextRecord()) { |
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$accountID = $this->db->getInt('account_id'); |
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$pieces[] = new ChessPiece($this->chessGameID, $accountID, $this->getColourForAccountID($accountID), $this->db->getInt('piece_id'), $this->db->getInt('x'), $this->db->getInt('y'), $this->db->getInt('piece_no')); |
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} |
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$this->board = $this->parsePieces($pieces); |
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} |
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return $this->board; |
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} |
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/** |
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* Get the board from black's perspective |
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*/ |
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public function getBoardReversed() : array { |
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// Need to reverse both the rows and the files to rotate the board |
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$board = array_reverse($this->getBoard(), true); |
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foreach ($board as $key => $row) { |
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$board[$key] = array_reverse($row, true); |
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} |
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return $board; |
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} |
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public function getLastMove() { |
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$this->getMoves(); |
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return $this->lastMove; |
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} |
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public function getMoves() : array { |
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if (!isset($this->moves)) { |
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$this->db->query('SELECT * FROM chess_game_moves WHERE chess_game_id = ' . $this->db->escapeNumber($this->chessGameID) . ' ORDER BY move_id;'); |
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$this->moves = array(); |
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$mate = false; |
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while ($this->db->nextRecord()) { |
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$pieceTakenID = null; |
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if ($this->db->hasField('piece_taken')) { |
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$pieceTakenID = $this->db->getInt('piece_taken'); |
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} |
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$promotionPieceID = null; |
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if ($this->db->hasField('promote_piece_id')) { |
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$promotionPieceID = $this->db->getInt('promote_piece_id'); |
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} |
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$this->moves[] = $this->createMove($this->db->getInt('piece_id'), $this->db->getInt('start_x'), $this->db->getInt('start_y'), $this->db->getInt('end_x'), $this->db->getInt('end_y'), $pieceTakenID, $this->db->getField('checked'), $this->db->getInt('move_id') % 2 == 1 ? self::PLAYER_WHITE : self::PLAYER_BLACK, $this->db->getField('castling'), $this->db->getBoolean('en_passant'), $promotionPieceID); |
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$mate = $this->db->getField('checked') == 'MATE'; |
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} |
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if (!$mate && $this->hasEnded()) { |
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if ($this->getWinner() != 0) { |
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$this->moves[] = ($this->getWinner() == $this->getWhiteID() ? 'Black' : 'White') . ' Resigned.'; |
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} elseif (count($this->moves) < 2) { |
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$this->moves[] = 'Game Cancelled.'; |
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} else { |
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$this->moves[] = 'Game Drawn.'; |
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} |
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} |
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} |
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return $this->moves; |
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} |
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public function getFENString() : string { |
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$fen = ''; |
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$board = $this->getBoard(); |
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$blanks = 0; |
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for ($y = 0; $y < 8; $y++) { |
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if ($y > 0) { |
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$fen .= '/'; |
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} |
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for ($x = 0; $x < 8; $x++) { |
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if ($board[$y][$x] === null) { |
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$blanks++; |
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} else { |
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if ($blanks > 0) { |
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$fen .= $blanks; |
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$blanks = 0; |
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} |
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$fen .= $board[$y][$x]->getPieceLetter(); |
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} |
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} |
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if ($blanks > 0) { |
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$fen .= $blanks; |
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$blanks = 0; |
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} |
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} |
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$fen .= match($this->getCurrentTurnColour()) { |
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self::PLAYER_WHITE => ' w ', |
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self::PLAYER_BLACK => ' b ', |
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}; |
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250
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// Castling |
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$castling = ''; |
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if ($this->hasMoved[self::PLAYER_WHITE][ChessPiece::KING] !== true) { |
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if ($this->hasMoved[self::PLAYER_WHITE][ChessPiece::ROOK]['King'] !== true) { |
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$castling .= 'K'; |
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} |
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if ($this->hasMoved[self::PLAYER_WHITE][ChessPiece::ROOK]['Queen'] !== true) { |
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$castling .= 'Q'; |
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} |
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} |
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if ($this->hasMoved[self::PLAYER_BLACK][ChessPiece::KING] !== true) { |
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if ($this->hasMoved[self::PLAYER_BLACK][ChessPiece::ROOK]['King'] !== true) { |
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$castling .= 'k'; |
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} |
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if ($this->hasMoved[self::PLAYER_BLACK][ChessPiece::ROOK]['Queen'] !== true) { |
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$castling .= 'q'; |
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} |
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} |
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if ($castling == '') { |
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$castling = '-'; |
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270
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} |
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$fen .= $castling . ' '; |
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if ($this->hasMoved[ChessPiece::PAWN][0] != -1) { |
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$fen .= chr(ord('a') + $this->hasMoved[ChessPiece::PAWN][0]); |
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$fen .= match($this->hasMoved[ChessPiece::PAWN][1]) { |
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3 => '6', |
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4 => '3', |
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}; |
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} else { |
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$fen .= '-'; |
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} |
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$fen .= ' 0 ' . floor(count($this->moves) / 2); |
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284
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return $fen; |
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285
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} |
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286
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|
|
|
|
287
|
|
|
private static function parsePieces(array $pieces) : array { |
|
288
|
|
|
$board = array(); |
|
289
|
|
|
$row = array(); |
|
290
|
|
|
for ($i = 0; $i < 8; $i++) { |
|
291
|
|
|
$row[] = null; |
|
292
|
|
|
} |
|
293
|
|
|
for ($i = 0; $i < 8; $i++) { |
|
294
|
|
|
$board[] = $row; |
|
295
|
|
|
} |
|
296
|
|
|
foreach ($pieces as $piece) { |
|
297
|
|
|
if ($board[$piece->y][$piece->x] != null) { |
|
298
|
|
|
throw new Exception('Two pieces found in the same tile.'); |
|
299
|
|
|
} |
|
300
|
|
|
$board[$piece->y][$piece->x] = $piece; |
|
301
|
|
|
} |
|
302
|
|
|
return $board; |
|
303
|
|
|
} |
|
304
|
|
|
|
|
305
|
|
|
public static function getStandardGame(int $chessGameID, AbstractSmrPlayer $whitePlayer, AbstractSmrPlayer $blackPlayer) : array { |
|
306
|
|
|
$white = $whitePlayer->getAccountID(); |
|
307
|
|
|
$black = $blackPlayer->getAccountID(); |
|
308
|
|
|
return array( |
|
309
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::ROOK, 0, 0), |
|
310
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::KNIGHT, 1, 0), |
|
311
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::BISHOP, 2, 0), |
|
312
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::QUEEN, 3, 0), |
|
313
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::KING, 4, 0), |
|
314
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::BISHOP, 5, 0), |
|
315
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::KNIGHT, 6, 0), |
|
316
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::ROOK, 7, 0), |
|
317
|
|
|
|
|
318
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 0, 1), |
|
319
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 1, 1), |
|
320
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 2, 1), |
|
321
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 3, 1), |
|
322
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 4, 1), |
|
323
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 5, 1), |
|
324
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 6, 1), |
|
325
|
|
|
new ChessPiece($chessGameID, $black, self::PLAYER_BLACK, ChessPiece::PAWN, 7, 1), |
|
326
|
|
|
|
|
327
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 0, 6), |
|
328
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 1, 6), |
|
329
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 2, 6), |
|
330
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 3, 6), |
|
331
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 4, 6), |
|
332
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 5, 6), |
|
333
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 6, 6), |
|
334
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::PAWN, 7, 6), |
|
335
|
|
|
|
|
336
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::ROOK, 0, 7), |
|
337
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::KNIGHT, 1, 7), |
|
338
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::BISHOP, 2, 7), |
|
339
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::QUEEN, 3, 7), |
|
340
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::KING, 4, 7), |
|
341
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::BISHOP, 5, 7), |
|
342
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::KNIGHT, 6, 7), |
|
343
|
|
|
new ChessPiece($chessGameID, $white, self::PLAYER_WHITE, ChessPiece::ROOK, 7, 7), |
|
344
|
|
|
); |
|
345
|
|
|
} |
|
346
|
|
|
|
|
347
|
|
|
public static function insertNewGame(int $startDate, ?int $endDate, AbstractSmrPlayer $whitePlayer, AbstractSmrPlayer $blackPlayer) : int { |
|
348
|
|
|
$db = Smr\Database::getInstance(); |
|
349
|
|
|
$db->query('INSERT INTO chess_game' . |
|
350
|
|
|
'(start_time,end_time,white_id,black_id,game_id)' . |
|
351
|
|
|
'values' . |
|
352
|
|
|
'(' . $db->escapeNumber($startDate) . ',' . ($endDate === null ? 'NULL' : $db->escapeNumber($endDate)) . ',' . $db->escapeNumber($whitePlayer->getAccountID()) . ',' . $db->escapeNumber($blackPlayer->getAccountID()) . ',' . $db->escapeNumber($whitePlayer->getGameID()) . ');'); |
|
353
|
|
|
$chessGameID = $db->getInsertID(); |
|
354
|
|
|
|
|
355
|
|
|
self::insertPieces($chessGameID, $whitePlayer, $blackPlayer); |
|
356
|
|
|
return $chessGameID; |
|
357
|
|
|
} |
|
358
|
|
|
|
|
359
|
|
|
private static function insertPieces($chessGameID, AbstractSmrPlayer $whitePlayer, AbstractSmrPlayer $blackPlayer) : void { |
|
360
|
|
|
$db = Smr\Database::getInstance(); |
|
361
|
|
|
$pieces = self::getStandardGame($chessGameID, $whitePlayer, $blackPlayer); |
|
362
|
|
|
foreach ($pieces as $p) { |
|
363
|
|
|
$db->query('INSERT INTO chess_game_pieces' . |
|
364
|
|
|
'(chess_game_id,account_id,piece_id,x,y)' . |
|
365
|
|
|
'values' . |
|
366
|
|
|
'(' . $db->escapeNumber($chessGameID) . ',' . $db->escapeNumber($p->accountID) . ',' . $db->escapeNumber($p->pieceID) . ',' . $db->escapeNumber($p->x) . ',' . $db->escapeNumber($p->y) . ');'); |
|
367
|
|
|
} |
|
368
|
|
|
} |
|
369
|
|
|
|
|
370
|
|
|
private function createMove(int $pieceID, int $startX, int $startY, int $endX, int $endY, ?int $pieceTaken, ?string $checking, string $playerColour, ?string $castling, bool $enPassant, ?int $promotionPieceID) { |
|
371
|
|
|
// This move will be set as the most recent move |
|
372
|
|
|
$this->lastMove = [ |
|
373
|
|
|
'From' => ['X' => $startX, 'Y' => $startY], |
|
374
|
|
|
'To' => ['X' => $endX, 'Y' => $endY], |
|
375
|
|
|
]; |
|
376
|
|
|
|
|
377
|
|
|
$otherPlayerColour = self::getOtherColour($playerColour); |
|
378
|
|
|
if ($pieceID == ChessPiece::KING) { |
|
379
|
|
|
$this->hasMoved[$playerColour][ChessPiece::KING] = true; |
|
380
|
|
|
} |
|
381
|
|
|
// Check if the piece moving is a rook and mark it as moved to stop castling. |
|
382
|
|
|
if ($pieceID == ChessPiece::ROOK && ($startX == 0 || $startX == 7) && ($startY == ($playerColour == self::PLAYER_WHITE ? 7 : 0))) { |
|
383
|
|
|
$this->hasMoved[$playerColour][ChessPiece::ROOK][$startX == 0 ? 'Queen' : 'King'] = true; |
|
384
|
|
|
} |
|
385
|
|
|
// Check if we've taken a rook and marked them as moved, if they've already moved this does nothing, but if they were taken before moving this stops an issue with trying to castle with a non-existent castle. |
|
386
|
|
|
if ($pieceTaken == ChessPiece::ROOK && ($endX == 0 || $endX == 7) && $endY == ($otherPlayerColour == self::PLAYER_WHITE ? 7 : 0)) { |
|
387
|
|
|
$this->hasMoved[$otherPlayerColour][ChessPiece::ROOK][$endX == 0 ? 'Queen' : 'King'] = true; |
|
388
|
|
|
} |
|
389
|
|
|
if ($pieceID == ChessPiece::PAWN && ($startY == 1 || $startY == 6) && ($endY == 3 || $endY == 4)) { |
|
390
|
|
|
$this->hasMoved[ChessPiece::PAWN] = array($endX, $endY); |
|
391
|
|
|
} else { |
|
392
|
|
|
$this->hasMoved[ChessPiece::PAWN] = array(-1, -1); |
|
393
|
|
|
} |
|
394
|
|
|
return ($castling == 'Queen' ? '0-0-0' : ($castling == 'King' ? '0-0' : '')) |
|
395
|
|
|
. ChessPiece::getSymbolForPiece($pieceID, $playerColour) |
|
396
|
|
|
. chr(ord('a') + $startX) |
|
397
|
|
|
. (8 - $startY) |
|
398
|
|
|
. ' ' |
|
399
|
|
|
. ($pieceTaken === null ? '' : ChessPiece::getSymbolForPiece($pieceTaken, $otherPlayerColour)) |
|
400
|
|
|
. chr(ord('a') + $endX) |
|
401
|
|
|
. (8 - $endY) |
|
402
|
|
|
. ($promotionPieceID === null ? '' : ChessPiece::getSymbolForPiece($promotionPieceID, $playerColour)) |
|
403
|
|
|
. ' ' |
|
404
|
|
|
. ($checking === null ? '' : ($checking == 'CHECK' ? '+' : '++')) |
|
405
|
|
|
. ($enPassant ? ' e.p.' : ''); |
|
406
|
|
|
} |
|
407
|
|
|
|
|
408
|
|
|
public function isCheckmated(string $colour) : bool { |
|
409
|
|
|
$king = null; |
|
410
|
|
|
foreach ($this->board as $row) { |
|
411
|
|
|
foreach ($row as $piece) { |
|
412
|
|
|
if ($piece != null && $piece->pieceID == ChessPiece::KING && $piece->colour == $colour) { |
|
413
|
|
|
$king = $piece; |
|
414
|
|
|
break; |
|
415
|
|
|
} |
|
416
|
|
|
} |
|
417
|
|
|
} |
|
418
|
|
|
if ($king === null) { |
|
419
|
|
|
throw new Exception('Could not find the king: game id = ' . $this->chessGameID); |
|
420
|
|
|
} |
|
421
|
|
|
if (!self::isPlayerChecked($this->board, $this->getHasMoved(), $colour)) { |
|
422
|
|
|
return false; |
|
423
|
|
|
} |
|
424
|
|
|
foreach ($this->board as $row) { |
|
425
|
|
|
foreach ($row as $piece) { |
|
426
|
|
|
if ($piece != null && $piece->colour == $colour) { |
|
427
|
|
|
$moves = $piece->getPossibleMoves($this->board, $this->getHasMoved()); |
|
428
|
|
|
//There are moves we can make, we are clearly not checkmated. |
|
429
|
|
|
if (count($moves) > 0) { |
|
430
|
|
|
return false; |
|
431
|
|
|
} |
|
432
|
|
|
} |
|
433
|
|
|
} |
|
434
|
|
|
} |
|
435
|
|
|
return true; |
|
436
|
|
|
} |
|
437
|
|
|
|
|
438
|
|
|
public static function isCastling(int $x, int $toX) : array|false { |
|
439
|
|
|
$movement = $toX - $x; |
|
440
|
|
|
if (abs($movement) == 2) { |
|
441
|
|
|
//To the left. |
|
442
|
|
|
if ($movement == -2) { |
|
443
|
|
|
return array('Type' => 'Queen', |
|
444
|
|
|
'X' => 0, |
|
445
|
|
|
'ToX' => 3 |
|
446
|
|
|
); |
|
447
|
|
|
} //To the right |
|
448
|
|
|
elseif ($movement == 2) { |
|
449
|
|
|
return array('Type' => 'King', |
|
450
|
|
|
'X' => 7, |
|
451
|
|
|
'ToX' => 5 |
|
452
|
|
|
); |
|
453
|
|
|
} |
|
454
|
|
|
} |
|
455
|
|
|
return false; |
|
456
|
|
|
} |
|
457
|
|
|
|
|
458
|
|
|
public static function movePiece(array &$board, array &$hasMoved, int $x, int $y, int $toX, int $toY, int $pawnPromotionPiece = ChessPiece::QUEEN) : array { |
|
459
|
|
|
if (!self::isValidCoord($x, $y, $board)) { |
|
460
|
|
|
throw new Exception('Invalid from coordinates, x=' . $x . ', y=' . $y); |
|
461
|
|
|
} |
|
462
|
|
|
if (!self::isValidCoord($toX, $toY, $board)) { |
|
463
|
|
|
throw new Exception('Invalid to coordinates, x=' . $toX . ', y=' . $toY); |
|
464
|
|
|
} |
|
465
|
|
|
$pieceTaken = $board[$toY][$toX]; |
|
466
|
|
|
$board[$toY][$toX] = $board[$y][$x]; |
|
467
|
|
|
$p = $board[$toY][$toX]; |
|
468
|
|
|
$board[$y][$x] = null; |
|
469
|
|
|
if ($p === null) { |
|
470
|
|
|
throw new Exception('Trying to move non-existent piece: ' . var_export($board, true)); |
|
471
|
|
|
} |
|
472
|
|
|
$p->x = $toX; |
|
473
|
|
|
$p->y = $toY; |
|
474
|
|
|
|
|
475
|
|
|
$oldPawnMovement = $hasMoved[ChessPiece::PAWN]; |
|
476
|
|
|
$nextPawnMovement = array(-1, -1); |
|
477
|
|
|
$castling = false; |
|
478
|
|
|
$enPassant = false; |
|
479
|
|
|
$rookMoved = false; |
|
480
|
|
|
$rookTaken = false; |
|
481
|
|
|
$pawnPromotion = false; |
|
482
|
|
|
if ($p->pieceID == ChessPiece::KING) { |
|
483
|
|
|
//Castling? |
|
484
|
|
|
$castling = self::isCastling($x, $toX); |
|
485
|
|
|
if ($castling !== false) { |
|
486
|
|
|
$hasMoved[$p->colour][ChessPiece::KING] = true; |
|
487
|
|
|
$hasMoved[$p->colour][ChessPiece::ROOK][$castling['Type']] = true; |
|
488
|
|
|
if ($board[$y][$castling['X']] === null) { |
|
489
|
|
|
throw new Exception('Cannot castle with non-existent castle.'); |
|
490
|
|
|
} |
|
491
|
|
|
$board[$toY][$castling['ToX']] = $board[$y][$castling['X']]; |
|
492
|
|
|
$board[$toY][$castling['ToX']]->x = $castling['ToX']; |
|
493
|
|
|
$board[$y][$castling['X']] = null; |
|
494
|
|
|
} |
|
495
|
|
|
} elseif ($p->pieceID == ChessPiece::PAWN) { |
|
496
|
|
|
if ($toY == 0 || $toY == 7) { |
|
497
|
|
|
$pawnPromotion = $p->promote($pawnPromotionPiece, $board); |
|
498
|
|
|
} |
|
499
|
|
|
//Double move to track? |
|
500
|
|
|
elseif (($y == 1 || $y == 6) && ($toY == 3 || $toY == 4)) { |
|
501
|
|
|
$nextPawnMovement = array($toX, $toY); |
|
502
|
|
|
} |
|
503
|
|
|
//En passant? |
|
504
|
|
|
elseif ($hasMoved[ChessPiece::PAWN][0] == $toX && |
|
505
|
|
|
($hasMoved[ChessPiece::PAWN][1] == 3 && $toY == 2 || $hasMoved[ChessPiece::PAWN][1] == 4 && $toY == 5)) { |
|
506
|
|
|
$enPassant = true; |
|
507
|
|
|
$pieceTaken = $board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]]; |
|
508
|
|
|
if ($board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]] === null) { |
|
509
|
|
|
throw new Exception('Cannot en passant a non-existent pawn.'); |
|
510
|
|
|
} |
|
511
|
|
|
$board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]] = null; |
|
512
|
|
|
} |
|
513
|
|
|
} elseif ($p->pieceID == ChessPiece::ROOK && ($x == 0 || $x == 7) && $y == ($p->colour == self::PLAYER_WHITE ? 7 : 0)) { |
|
514
|
|
|
//Rook moved? |
|
515
|
|
|
if ($hasMoved[$p->colour][ChessPiece::ROOK][$x == 0 ? 'Queen' : 'King'] === false) { |
|
516
|
|
|
// We set rook moved in here as it's used for move info. |
|
517
|
|
|
$rookMoved = $x == 0 ? 'Queen' : 'King'; |
|
518
|
|
|
$hasMoved[$p->colour][ChessPiece::ROOK][$rookMoved] = true; |
|
519
|
|
|
} |
|
520
|
|
|
} |
|
521
|
|
|
// Check if we've taken a rook and marked them as moved, if they've already moved this does nothing, but if they were taken before moving this stops an issue with trying to castle with a non-existent castle. |
|
522
|
|
|
if ($pieceTaken != null && $pieceTaken->pieceID == ChessPiece::ROOK && ($toX == 0 || $toX == 7) && $toY == ($pieceTaken->colour == self::PLAYER_WHITE ? 7 : 0)) { |
|
523
|
|
|
if ($hasMoved[$pieceTaken->colour][ChessPiece::ROOK][$toX == 0 ? 'Queen' : 'King'] === false) { |
|
524
|
|
|
$rookTaken = $toX == 0 ? 'Queen' : 'King'; |
|
525
|
|
|
$hasMoved[$pieceTaken->colour][ChessPiece::ROOK][$rookTaken] = true; |
|
526
|
|
|
} |
|
527
|
|
|
} |
|
528
|
|
|
|
|
529
|
|
|
$hasMoved[ChessPiece::PAWN] = $nextPawnMovement; |
|
530
|
|
|
return array('Castling' => $castling, |
|
531
|
|
|
'PieceTaken' => $pieceTaken, |
|
532
|
|
|
'EnPassant' => $enPassant, |
|
533
|
|
|
'RookMoved' => $rookMoved, |
|
534
|
|
|
'RookTaken' => $rookTaken, |
|
535
|
|
|
'OldPawnMovement' => $oldPawnMovement, |
|
536
|
|
|
'PawnPromotion' => $pawnPromotion |
|
537
|
|
|
); |
|
538
|
|
|
} |
|
539
|
|
|
|
|
540
|
|
|
public static function undoMovePiece(array &$board, array &$hasMoved, int $x, int $y, int $toX, int $toY, array $moveInfo) : void { |
|
541
|
|
|
if (!self::isValidCoord($x, $y, $board)) { |
|
542
|
|
|
throw new Exception('Invalid from coordinates, x=' . $x . ', y=' . $y); |
|
543
|
|
|
} |
|
544
|
|
|
if (!self::isValidCoord($toX, $toY, $board)) { |
|
545
|
|
|
throw new Exception('Invalid to coordinates, x=' . $toX . ', y=' . $toY); |
|
546
|
|
|
} |
|
547
|
|
|
if ($board[$y][$x] != null) { |
|
548
|
|
|
throw new Exception('Undoing move onto another piece? x=' . $x . ', y=' . $y); |
|
549
|
|
|
} |
|
550
|
|
|
$board[$y][$x] = $board[$toY][$toX]; |
|
551
|
|
|
$p = $board[$y][$x]; |
|
552
|
|
|
if ($p === null) { |
|
553
|
|
|
throw new Exception('Trying to undo move of a non-existent piece: ' . var_export($board, true)); |
|
554
|
|
|
} |
|
555
|
|
|
$board[$toY][$toX] = $moveInfo['PieceTaken']; |
|
556
|
|
|
$p->x = $x; |
|
557
|
|
|
$p->y = $y; |
|
558
|
|
|
|
|
559
|
|
|
$hasMoved[ChessPiece::PAWN] = $moveInfo['OldPawnMovement']; |
|
560
|
|
|
//Castling |
|
561
|
|
|
if ($p->pieceID == ChessPiece::KING) { |
|
562
|
|
|
$castling = self::isCastling($x, $toX); |
|
563
|
|
|
if ($castling !== false) { |
|
564
|
|
|
$hasMoved[$p->colour][ChessPiece::KING] = false; |
|
565
|
|
|
$hasMoved[$p->colour][ChessPiece::ROOK][$castling['Type']] = false; |
|
566
|
|
|
if ($board[$toY][$castling['ToX']] === null) { |
|
567
|
|
|
throw new Exception('Cannot undo castle with non-existent castle.'); |
|
568
|
|
|
} |
|
569
|
|
|
$board[$y][$castling['X']] = $board[$toY][$castling['ToX']]; |
|
570
|
|
|
$board[$y][$castling['X']]->x = $castling['X']; |
|
571
|
|
|
$board[$toY][$castling['ToX']] = null; |
|
572
|
|
|
} |
|
573
|
|
|
} elseif ($moveInfo['EnPassant'] === true) { |
|
574
|
|
|
$board[$toY][$toX] = null; |
|
575
|
|
|
$board[$hasMoved[ChessPiece::PAWN][1]][$hasMoved[ChessPiece::PAWN][0]] = $moveInfo['PieceTaken']; |
|
576
|
|
|
} elseif ($moveInfo['RookMoved'] !== false) { |
|
577
|
|
|
$hasMoved[$p->colour][ChessPiece::ROOK][$moveInfo['RookMoved']] = false; |
|
578
|
|
|
} |
|
579
|
|
|
if ($moveInfo['RookTaken'] !== false) { |
|
580
|
|
|
$hasMoved[$moveInfo['PieceTaken']->colour][ChessPiece::ROOK][$moveInfo['RookTaken']] = false; |
|
581
|
|
|
} |
|
582
|
|
|
} |
|
583
|
|
|
|
|
584
|
|
|
public function tryAlgebraicMove(string $move) : int { |
|
585
|
|
|
if (strlen($move) != 4 && strlen($move) != 5) { |
|
586
|
|
|
throw new Exception('Move of length "' . strlen($move) . '" is not valid, full move: ' . $move); |
|
587
|
|
|
} |
|
588
|
|
|
$aVal = ord('a'); |
|
589
|
|
|
$hVal = ord('h'); |
|
590
|
|
|
if (ord($move[0]) < $aVal || ord($move[2]) < $aVal |
|
591
|
|
|
|| ord($move[0]) > $hVal || ord($move[2]) > $hVal |
|
592
|
|
|
|| $move[1] < 1 || $move[3] < 1 |
|
593
|
|
|
|| $move[1] > 8 || $move[3] > 8) { |
|
594
|
|
|
throw new Exception('Invalid move: ' . $move); |
|
595
|
|
|
} |
|
596
|
|
|
$x = ord($move[0]) - $aVal; |
|
597
|
|
|
$y = 8 - $move[1]; |
|
598
|
|
|
$toX = ord($move[2]) - $aVal; |
|
599
|
|
|
$toY = 8 - $move[3]; |
|
600
|
|
|
$pawnPromotionPiece = null; |
|
601
|
|
|
if (isset($move[4])) { |
|
602
|
|
|
$pawnPromotionPiece = ChessPiece::getPieceForLetter($move[4]); |
|
603
|
|
|
} |
|
604
|
|
|
return $this->tryMove($x, $y, $toX, $toY, $this->getCurrentTurnAccountID(), $pawnPromotionPiece); |
|
|
|
|
|
|
605
|
|
|
} |
|
606
|
|
|
|
|
607
|
|
|
public function tryMove(int $x, int $y, int $toX, int $toY, int $forAccountID, int $pawnPromotionPiece) : int { |
|
608
|
|
|
if ($this->hasEnded()) { |
|
609
|
|
|
return 5; |
|
610
|
|
|
} |
|
611
|
|
|
if ($this->getCurrentTurnAccountID() != $forAccountID) { |
|
612
|
|
|
return 4; |
|
613
|
|
|
} |
|
614
|
|
|
$lastTurnPlayer = $this->getCurrentTurnPlayer(); |
|
615
|
|
|
$this->getBoard(); |
|
616
|
|
|
$p = $this->board[$y][$x]; |
|
617
|
|
|
if ($p === null || $p->colour != $this->getColourForAccountID($forAccountID)) { |
|
618
|
|
|
return 2; |
|
619
|
|
|
} |
|
620
|
|
|
|
|
621
|
|
|
$moves = $p->getPossibleMoves($this->board, $this->getHasMoved(), $forAccountID); |
|
622
|
|
|
foreach ($moves as $move) { |
|
623
|
|
|
if ($move[0] == $toX && $move[1] == $toY) { |
|
624
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
625
|
|
|
$currentPlayer = $this->getCurrentTurnPlayer(); |
|
626
|
|
|
|
|
627
|
|
|
$moveInfo = ChessGame::movePiece($this->board, $this->getHasMoved(), $x, $y, $toX, $toY, $pawnPromotionPiece); |
|
628
|
|
|
|
|
629
|
|
|
//We have taken the move, we should refresh $p |
|
630
|
|
|
$p = $this->board[$toY][$toX]; |
|
631
|
|
|
|
|
632
|
|
|
$pieceTakenID = null; |
|
633
|
|
|
if ($moveInfo['PieceTaken'] != null) { |
|
634
|
|
|
$pieceTakenID = $moveInfo['PieceTaken']->pieceID; |
|
635
|
|
|
if ($moveInfo['PieceTaken']->pieceID == ChessPiece::KING) { |
|
636
|
|
|
throw new Exception('King was taken.'); |
|
637
|
|
|
} |
|
638
|
|
|
} |
|
639
|
|
|
|
|
640
|
|
|
$pieceID = $p->pieceID; |
|
641
|
|
|
$pieceNo = $p->pieceNo; |
|
642
|
|
|
$promotionPieceID = null; |
|
643
|
|
|
if ($moveInfo['PawnPromotion'] !== false) { |
|
644
|
|
|
$p->pieceID = $moveInfo['PawnPromotion']['PieceID']; |
|
645
|
|
|
$p->pieceNo = $moveInfo['PawnPromotion']['PieceNo']; |
|
646
|
|
|
$promotionPieceID = $p->pieceID; |
|
647
|
|
|
} |
|
648
|
|
|
|
|
649
|
|
|
$checking = null; |
|
650
|
|
|
if ($p->isAttacking($this->board, $this->getHasMoved(), true)) { |
|
651
|
|
|
$checking = 'CHECK'; |
|
652
|
|
|
} |
|
653
|
|
|
if ($this->isCheckmated(self::getOtherColour($p->colour))) { |
|
654
|
|
|
$checking = 'MATE'; |
|
655
|
|
|
} |
|
656
|
|
|
|
|
657
|
|
|
$castlingType = $moveInfo['Castling'] === false ? null : $moveInfo['Castling']['Type']; |
|
658
|
|
|
|
|
659
|
|
|
$this->getMoves(); // make sure $this->moves is initialized |
|
660
|
|
|
$this->moves[] = $this->createMove($pieceID, $x, $y, $toX, $toY, $pieceTakenID, $checking, $this->getCurrentTurnColour(), $castlingType, $moveInfo['EnPassant'], $promotionPieceID); |
|
661
|
|
|
if (self::isPlayerChecked($this->board, $this->getHasMoved(), $p->colour)) { |
|
662
|
|
|
return 3; |
|
663
|
|
|
} |
|
664
|
|
|
|
|
665
|
|
|
$otherPlayer = $this->getCurrentTurnPlayer(); |
|
666
|
|
|
if ($moveInfo['PawnPromotion'] !== false) { |
|
667
|
|
|
$piecePromotedSymbol = $p->getPieceSymbol(); |
|
668
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Own Pawns Promoted', 'Total'), HOF_PUBLIC); |
|
669
|
|
|
$otherPlayer->increaseHOF(1, array($chessType, 'Moves', 'Opponent Pawns Promoted', 'Total'), HOF_PUBLIC); |
|
670
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Own Pawns Promoted', $piecePromotedSymbol), HOF_PUBLIC); |
|
671
|
|
|
$otherPlayer->increaseHOF(1, array($chessType, 'Moves', 'Opponent Pawns Promoted', $piecePromotedSymbol), HOF_PUBLIC); |
|
672
|
|
|
} |
|
673
|
|
|
|
|
674
|
|
|
$this->db->query('INSERT INTO chess_game_moves |
|
675
|
|
|
(chess_game_id,piece_id,start_x,start_y,end_x,end_y,checked,piece_taken,castling,en_passant,promote_piece_id) |
|
676
|
|
|
VALUES |
|
677
|
|
|
(' . $this->db->escapeNumber($p->chessGameID) . ',' . $this->db->escapeNumber($pieceID) . ',' . $this->db->escapeNumber($x) . ',' . $this->db->escapeNumber($y) . ',' . $this->db->escapeNumber($toX) . ',' . $this->db->escapeNumber($toY) . ',' . $this->db->escapeString($checking, true) . ',' . ($moveInfo['PieceTaken'] === null ? 'NULL' : $this->db->escapeNumber($moveInfo['PieceTaken']->pieceID)) . ',' . $this->db->escapeString($castlingType, true) . ',' . $this->db->escapeBoolean($moveInfo['EnPassant']) . ',' . ($moveInfo['PawnPromotion'] == false ? 'NULL' : $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceID'])) . ');'); |
|
678
|
|
|
|
|
679
|
|
|
|
|
680
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Total Taken'), HOF_PUBLIC); |
|
681
|
|
|
if ($moveInfo['PieceTaken'] != null) { |
|
682
|
|
|
$this->db->query('DELETE FROM chess_game_pieces |
|
683
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND account_id=' . $this->db->escapeNumber($moveInfo['PieceTaken']->accountID) . ' AND piece_id=' . $this->db->escapeNumber($moveInfo['PieceTaken']->pieceID) . ' AND piece_no=' . $this->db->escapeNumber($moveInfo['PieceTaken']->pieceNo) . ';'); |
|
684
|
|
|
|
|
685
|
|
|
$pieceTakenSymbol = $moveInfo['PieceTaken']->getPieceSymbol(); |
|
686
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Opponent Pieces Taken', 'Total'), HOF_PUBLIC); |
|
687
|
|
|
$otherPlayer->increaseHOF(1, array($chessType, 'Moves', 'Own Pieces Taken', 'Total'), HOF_PUBLIC); |
|
688
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Opponent Pieces Taken', $pieceTakenSymbol), HOF_PUBLIC); |
|
689
|
|
|
$otherPlayer->increaseHOF(1, array($chessType, 'Moves', 'Own Pieces Taken', $pieceTakenSymbol), HOF_PUBLIC); |
|
690
|
|
|
} |
|
691
|
|
|
$this->db->query('UPDATE chess_game_pieces |
|
692
|
|
|
SET x=' . $this->db->escapeNumber($toX) . ', y=' . $this->db->escapeNumber($toY) . |
|
693
|
|
|
($moveInfo['PawnPromotion'] !== false ? ', piece_id=' . $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceID']) . ', piece_no=' . $this->db->escapeNumber($moveInfo['PawnPromotion']['PieceNo']) : '') . ' |
|
694
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND account_id=' . $this->db->escapeNumber($p->accountID) . ' AND piece_id=' . $this->db->escapeNumber($pieceID) . ' AND piece_no=' . $this->db->escapeNumber($pieceNo) . ';'); |
|
695
|
|
|
if ($moveInfo['Castling'] !== false) { |
|
696
|
|
|
$this->db->query('UPDATE chess_game_pieces |
|
697
|
|
|
SET x=' . $this->db->escapeNumber($moveInfo['Castling']['ToX']) . ' |
|
698
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ' AND account_id=' . $this->db->escapeNumber($p->accountID) . ' AND x = ' . $this->db->escapeNumber($moveInfo['Castling']['X']) . ' AND y = ' . $this->db->escapeNumber($y) . ';'); |
|
699
|
|
|
} |
|
700
|
|
|
$return = 0; |
|
701
|
|
|
if ($checking == 'MATE') { |
|
702
|
|
|
$this->setWinner($forAccountID); |
|
703
|
|
|
$return = 1; |
|
704
|
|
|
SmrPlayer::sendMessageFromCasino($lastTurnPlayer->getGameID(), $this->getCurrentTurnAccountID(), 'You have just lost [chess=' . $this->getChessGameID() . '] against [player=' . $lastTurnPlayer->getPlayerID() . '].'); |
|
705
|
|
|
} else { |
|
706
|
|
|
SmrPlayer::sendMessageFromCasino($lastTurnPlayer->getGameID(), $this->getCurrentTurnAccountID(), 'It is now your turn in [chess=' . $this->getChessGameID() . '] against [player=' . $lastTurnPlayer->getPlayerID() . '].'); |
|
707
|
|
|
if ($checking == 'CHECK') { |
|
708
|
|
|
$currentPlayer->increaseHOF(1, array($chessType, 'Moves', 'Check Given'), HOF_PUBLIC); |
|
709
|
|
|
$otherPlayer->increaseHOF(1, array($chessType, 'Moves', 'Check Received'), HOF_PUBLIC); |
|
710
|
|
|
} |
|
711
|
|
|
} |
|
712
|
|
|
$currentPlayer->saveHOF(); |
|
713
|
|
|
$otherPlayer->saveHOF(); |
|
714
|
|
|
return $return; |
|
715
|
|
|
} |
|
716
|
|
|
} |
|
717
|
|
|
// Invalid move was attempted |
|
718
|
|
|
return 6; |
|
719
|
|
|
} |
|
720
|
|
|
|
|
721
|
|
|
public function getChessGameID() : int { |
|
722
|
|
|
return $this->chessGameID; |
|
723
|
|
|
} |
|
724
|
|
|
|
|
725
|
|
|
public function getStartDate() : int { |
|
726
|
|
|
return $this->startDate; |
|
727
|
|
|
} |
|
728
|
|
|
|
|
729
|
|
|
public function getGameID() : int { |
|
730
|
|
|
return $this->gameID; |
|
731
|
|
|
} |
|
732
|
|
|
|
|
733
|
|
|
public function getWhitePlayer() : AbstractSmrPlayer { |
|
734
|
|
|
return SmrPlayer::getPlayer($this->whiteID, $this->getGameID()); |
|
735
|
|
|
} |
|
736
|
|
|
|
|
737
|
|
|
public function getWhiteID() : int { |
|
738
|
|
|
return $this->whiteID; |
|
739
|
|
|
} |
|
740
|
|
|
|
|
741
|
|
|
public function getBlackPlayer() : AbstractSmrPlayer { |
|
742
|
|
|
return SmrPlayer::getPlayer($this->blackID, $this->getGameID()); |
|
743
|
|
|
} |
|
744
|
|
|
|
|
745
|
|
|
public function getBlackID() : int { |
|
746
|
|
|
return $this->blackID; |
|
747
|
|
|
} |
|
748
|
|
|
|
|
749
|
|
|
public function getColourID(string $colour) : int { |
|
750
|
|
|
return match($colour) { |
|
751
|
|
|
self::PLAYER_WHITE => $this->getWhiteID(), |
|
752
|
|
|
self::PLAYER_BLACK => $this->getBlackID(), |
|
753
|
|
|
}; |
|
754
|
|
|
} |
|
755
|
|
|
|
|
756
|
|
|
public function getColourPlayer(string $colour) : AbstractSmrPlayer { |
|
757
|
|
|
return SmrPlayer::getPlayer($this->getColourID($colour), $this->getGameID()); |
|
758
|
|
|
} |
|
759
|
|
|
|
|
760
|
|
|
public function getColourForAccountID(int $accountID) : string { |
|
761
|
|
|
return match($accountID) { |
|
762
|
|
|
$this->getWhiteID() => self::PLAYER_WHITE, |
|
763
|
|
|
$this->getBlackID() => self::PLAYER_BLACK, |
|
764
|
|
|
}; |
|
765
|
|
|
} |
|
766
|
|
|
|
|
767
|
|
|
/** |
|
768
|
|
|
* Is the given account ID one of the two players of this game? |
|
769
|
|
|
*/ |
|
770
|
|
|
public function isPlayer(int $accountID) : bool { |
|
771
|
|
|
return $accountID === $this->getWhiteID() || $accountID === $this->getBlackID(); |
|
772
|
|
|
} |
|
773
|
|
|
|
|
774
|
|
|
public function getEndDate() : ?int { |
|
775
|
|
|
return $this->endDate; |
|
776
|
|
|
} |
|
777
|
|
|
|
|
778
|
|
|
public function hasEnded() : bool { |
|
779
|
|
|
return $this->endDate != 0 && $this->endDate <= Smr\Epoch::time(); |
|
780
|
|
|
} |
|
781
|
|
|
|
|
782
|
|
|
public function getWinner() : int { |
|
783
|
|
|
return $this->winner; |
|
784
|
|
|
} |
|
785
|
|
|
|
|
786
|
|
|
public function setWinner(int $accountID) : array { |
|
787
|
|
|
$this->winner = $accountID; |
|
788
|
|
|
$this->endDate = Smr\Epoch::time(); |
|
789
|
|
|
$this->db->query('UPDATE chess_game |
|
790
|
|
|
SET end_time=' . $this->db->escapeNumber(Smr\Epoch::time()) . ', winner_id=' . $this->db->escapeNumber($this->winner) . ' |
|
791
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
|
792
|
|
|
$winnerColour = $this->getColourForAccountID($accountID); |
|
793
|
|
|
$winningPlayer = $this->getColourPlayer($winnerColour); |
|
794
|
|
|
$losingPlayer = $this->getColourPlayer(self::getOtherColour($winnerColour)); |
|
795
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
796
|
|
|
$winningPlayer->increaseHOF(1, array($chessType, 'Games', 'Won'), HOF_PUBLIC); |
|
797
|
|
|
$losingPlayer->increaseHOF(1, array($chessType, 'Games', 'Lost'), HOF_PUBLIC); |
|
798
|
|
|
return array('Winner' => $winningPlayer, 'Loser' => $losingPlayer); |
|
799
|
|
|
} |
|
800
|
|
|
|
|
801
|
|
|
public function &getHasMoved() : array { |
|
802
|
|
|
return $this->hasMoved; |
|
803
|
|
|
} |
|
804
|
|
|
|
|
805
|
|
|
public function getCurrentTurnColour() : string { |
|
806
|
|
|
return count($this->getMoves()) % 2 == 0 ? self::PLAYER_WHITE : self::PLAYER_BLACK; |
|
807
|
|
|
} |
|
808
|
|
|
|
|
809
|
|
|
public function getCurrentTurnAccountID() : int { |
|
810
|
|
|
return count($this->getMoves()) % 2 == 0 ? $this->whiteID : $this->blackID; |
|
811
|
|
|
} |
|
812
|
|
|
|
|
813
|
|
|
public function getCurrentTurnPlayer() : AbstractSmrPlayer { |
|
814
|
|
|
return SmrPlayer::getPlayer($this->getCurrentTurnAccountID(), $this->getGameID()); |
|
815
|
|
|
} |
|
816
|
|
|
|
|
817
|
|
|
public function getCurrentTurnAccount() : SmrAccount { |
|
818
|
|
|
return SmrAccount::getAccount($this->getCurrentTurnAccountID()); |
|
819
|
|
|
} |
|
820
|
|
|
|
|
821
|
|
|
public function getWhiteAccount() : SmrAccount { |
|
822
|
|
|
return SmrAccount::getAccount($this->getWhiteID()); |
|
823
|
|
|
} |
|
824
|
|
|
|
|
825
|
|
|
public function getBlackAccount() : SmrAccount { |
|
826
|
|
|
return SmrAccount::getAccount($this->getBlackID()); |
|
827
|
|
|
} |
|
828
|
|
|
|
|
829
|
|
|
public function isCurrentTurn(int $accountID) : bool { |
|
830
|
|
|
return $accountID == $this->getCurrentTurnAccountID(); |
|
831
|
|
|
} |
|
832
|
|
|
|
|
833
|
|
|
public function isNPCGame() : bool { |
|
834
|
|
|
return $this->getWhiteAccount()->isNPC() || $this->getBlackAccount()->isNPC(); |
|
835
|
|
|
} |
|
836
|
|
|
|
|
837
|
|
|
public static function getOtherColour(string $colour) : string { |
|
838
|
|
|
return match($colour) { |
|
839
|
|
|
self::PLAYER_WHITE => self::PLAYER_BLACK, |
|
840
|
|
|
self::PLAYER_BLACK => self::PLAYER_WHITE, |
|
841
|
|
|
}; |
|
842
|
|
|
} |
|
843
|
|
|
|
|
844
|
|
|
public function resign(int $accountID) : int { |
|
845
|
|
|
if ($this->hasEnded() || !$this->isPlayer($accountID)) { |
|
846
|
|
|
throw new Exception('Invalid resign conditions'); |
|
847
|
|
|
} |
|
848
|
|
|
// If only 1 person has moved then just end the game. |
|
849
|
|
|
if (count($this->getMoves()) < 2) { |
|
850
|
|
|
$this->endDate = Smr\Epoch::time(); |
|
851
|
|
|
$this->db->query('UPDATE chess_game |
|
852
|
|
|
SET end_time=' . $this->db->escapeNumber(Smr\Epoch::time()) . ' |
|
853
|
|
|
WHERE chess_game_id=' . $this->db->escapeNumber($this->chessGameID) . ';'); |
|
854
|
|
|
return 1; |
|
855
|
|
|
} else { |
|
856
|
|
|
$loserColour = $this->getColourForAccountID($accountID); |
|
857
|
|
|
$winnerAccountID = $this->getColourID(self::getOtherColour($loserColour)); |
|
858
|
|
|
$results = $this->setWinner($winnerAccountID); |
|
859
|
|
|
$chessType = $this->isNPCGame() ? 'Chess (NPC)' : 'Chess'; |
|
860
|
|
|
$results['Loser']->increaseHOF(1, array($chessType, 'Games', 'Resigned'), HOF_PUBLIC); |
|
861
|
|
|
SmrPlayer::sendMessageFromCasino($results['Winner']->getGameID(), $results['Winner']->getPlayerID(), '[player=' . $results['Loser']->getPlayerID() . '] just resigned against you in [chess=' . $this->getChessGameID() . '].'); |
|
862
|
|
|
return 0; |
|
863
|
|
|
} |
|
864
|
|
|
} |
|
865
|
|
|
|
|
866
|
|
|
public function getPlayGameHREF() : string { |
|
867
|
|
|
return Page::create('skeleton.php', 'chess_play.php', array('ChessGameID' => $this->chessGameID))->href(); |
|
868
|
|
|
} |
|
869
|
|
|
|
|
870
|
|
|
public function getResignHREF() : string { |
|
871
|
|
|
return Page::create('chess_resign_processing.php', '', array('ChessGameID' => $this->chessGameID))->href(); |
|
872
|
|
|
} |
|
873
|
|
|
} |
|
874
|
|
|
|
smrealms /
smr
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