/**
* Return the arguments to pass to the uichess-chessboard widget.
*
* @return array
*/
public function getWidgetArgs()
{
if (!isset($this->widgetArgs)) {
$this->widgetArgs = array('pgn' => $this->getContent());
$atts = $this->getAttributes();
$chessboardOptions = array();
// Orientation
$value = isset($atts['flip']) ? RPBChessboardHelperValidation::validateBoolean($atts['flip']) : null;
if (isset($value)) {
$chessboardOptions['flip'] = $value;
}
// Square size
$value = isset($atts['square_size']) ? RPBChessboardHelperValidation::validateSquareSize($atts['square_size']) : null;
$chessboardOptions['squareSize'] = isset($value) ? $value : $this->getDefaultSquareSize();
// Show coordinates
$value = isset($atts['show_coordinates']) ? RPBChessboardHelperValidation::validateBoolean($atts['show_coordinates']) : null;
$chessboardOptions['showCoordinates'] = isset($value) ? $value : $this->getDefaultShowCoordinates();
// Animation speed
$value = isset($atts['animation_speed']) ? RPBChessboardHelperValidation::validateAnimationSpeed($atts['animation_speed']) : null;
$chessboardOptions['animationSpeed'] = isset($value) ? $value : $this->getDefaultAnimationSpeed();
// Move arrow
$value = isset($atts['show_move_arrow']) ? RPBChessboardHelperValidation::validateBoolean($atts['show_move_arrow']) : null;
$chessboardOptions['showMoveArrow'] = isset($value) ? $value : $this->getDefaultShowMoveArrow();
// Piece symbols
$value = isset($atts['piece_symbols']) ? RPBChessboardHelperValidation::validatePieceSymbols($atts['piece_symbols']) : null;
$this->widgetArgs['pieceSymbols'] = isset($value) ? $value : $this->getDefaultPieceSymbols();
// Navigation board
$value = isset($atts['navigation_board']) ? RPBChessboardHelperValidation::validateNavigationBoard($atts['navigation_board']) : null;
$this->widgetArgs['navigationBoard'] = isset($value) ? $value : $this->getDefaultNavigationBoard();
// Use the same aspect parameters for the navigation board and the text comment diagrams.
$this->widgetArgs['navigationBoardOptions'] = $chessboardOptions;
$this->widgetArgs['diagramOptions'] = $chessboardOptions;
}
return $this->widgetArgs;
}
private static function processNavigationBoard()
{
if (isset($_POST['navigationBoard'])) {
$value = RPBChessboardHelperValidation::validateNavigationBoard($_POST['navigationBoard']);
if (isset($value)) {
update_option('rpbchessboard_navigationBoard', $value);
}
}
}
/**
* Constructor.
*/
public function __construct()
{
// Load the square-size parameter.
if (isset($_POST['squareSize'])) {
$this->squareSize = RPBChessboardHelperValidation::validateSquareSize($_POST['squareSize']);
}
// Load the piece symbol parameter.
if (isset($_POST['pieceSymbols'])) {
$this->pieceSymbols = self::loadPieceSymbols();
}
// Load the navigation board parameter.
if (isset($_POST['navigationBoard'])) {
$this->navigationBoard = RPBChessboardHelperValidation::validateNavigationBoard($_POST['navigationBoard']);
}
// Load the boolean parameters.
$this->showCoordinates = self::loadBooleanParameter('showCoordinates');
$this->fenCompatibilityMode = self::loadBooleanParameter('fenCompatibilityMode');
$this->pgnCompatibilityMode = self::loadBooleanParameter('pgnCompatibilityMode');
$this->smallScreenCompatibility = self::loadBooleanParameter('smallScreenCompatibility');
// Load the small-screen options
if (isset($_POST['smallScreenModes'])) {
$this->smallScreenModes = self::loadSmallScreenModes();
}
}
/**
* Default navigation board position.
*
* @return string
*/
public function getDefaultNavigationBoard()
{
if (!isset(self::$navigationBoard)) {
$value = RPBChessboardHelperValidation::validateNavigationBoard(get_option('rpbchessboard_navigationBoard'));
self::$navigationBoard = isset($value) ? $value : self::DEFAULT_NAVIGATION_BOARD;
}
return self::$navigationBoard;
}
