public function expandGame(Game $game) { return sprintf('game(%s,%s,%s,%s,%d,%s)', $game->getVariantName(), $game->getClockName(), $game->getIsRated() ? 'rated' : 'casual', $game->getIsPlayable() ? 'playable' : $game->getStatusMessage(), $game->getTurns(), $this->generator->generate('lichess_game', array('id' => $game->getId()), true)); }
public static function diffToMove(Game $game, $forsyth) { $moves = array('from' => array(), 'to' => array()); $x = 1; $y = 8; $board = $game->getBoard(); $forsyth = str_replace('/', '', preg_replace('#\\s*([\\w\\d/]+)\\s.+#i', '$1', $forsyth)); for ($itForsyth = 0, $forsythLen = strlen($forsyth); $itForsyth < $forsythLen; $itForsyth++) { $letter = $forsyth[$itForsyth]; $key = Board::posToKey($x, $y); if (is_numeric($letter)) { for ($x = $x, $max = $x + intval($letter); $x < $max; $x++) { $_key = Board::posToKey($x, $y); if (!$board->getSquareByKey($_key)->isEmpty()) { $moves['from'][] = $_key; } } } else { $color = ctype_lower($letter) ? 'black' : 'white'; switch (strtolower($letter)) { case 'p': $class = 'Pawn'; break; case 'r': $class = 'Rook'; break; case 'n': $class = 'Knight'; break; case 'b': $class = 'Bishop'; break; case 'q': $class = 'Queen'; break; case 'k': $class = 'King'; break; } if ($piece = $board->getPieceByKey($key)) { if ($class != $piece->getClass() || $color !== $piece->getColor()) { $moves['to'][] = $key; } } else { $moves['to'][] = $key; } ++$x; } if ($x > 8) { $x = 1; --$y; } } if (empty($moves['from'])) { return null; } elseif (1 === count($moves['from']) && 1 === count($moves['to'])) { $from = $moves['from'][0]; $to = $moves['to'][0]; } elseif (2 === count($moves['from']) && 2 === count($moves['to'])) { if ($board->getPieceByKey($moves['from'][0])->isClass('King')) { $from = $moves['from'][0]; } else { $from = $moves['from'][1]; } if (in_array($board->getSquareByKey($moves['to'][0])->getX(), array(3, 7))) { $to = $moves['to'][0]; } else { $to = $moves['to'][1]; } } elseif (2 === count($moves['from']) && 1 === count($moves['to']) && $board->getPieceByKey($moves['from'][0])->isClass('Pawn') && $board->getPieceByKey($moves['from'][1])->isClass('Pawn') && !$board->hasPieceByKey($moves['to'][0])) { if ($moves['from'][0][0] === $moves['to'][0][0]) { $from = $moves['from'][1]; } else { $from = $moves['from'][0]; } $to = $moves['to'][0]; } else { throw new \RuntimeException(sprintf('Forsyth:diffToMove game:%s, variant:%s, moves: %s, forsyth:%s', $game->getId(), $game->getVariantName(), str_replace("\n", " ", var_export($moves, true)), $forsyth)); } return $from . ' ' . $to; }