/**
* Default show-coordinates parameter for the chessboard widgets.
*
* @return boolean
*/
public function getDefaultShowCoordinates()
{
if (!isset(self::$showCoordinates)) {
$value = RPBChessboardHelperValidation::validateBooleanFromInt(get_option('rpbchessboard_showCoordinates'));
self::$showCoordinates = isset($value) ? $value : self::DEFAULT_SHOW_COORDINATES;
}
return self::$showCoordinates;
}
/**
* Whether the compatibility mode is activated or not for the [pgn][/pgn] shortcode
* (which means that [pgn_compat][/pgn_compat] would be used instead).
*
* @return boolean
*/
public function getPGNCompatibilityMode()
{
if (!isset(self::$pgnCompatibilityMode)) {
$value = RPBChessboardHelperValidation::validateBooleanFromInt(get_option('rpbchessboard_pgnCompatibilityMode'));
self::$pgnCompatibilityMode = isset($value) ? $value : false;
}
return self::$pgnCompatibilityMode;
}
/**
* Whether the small-screen compatibility mode is enabled or not.
*
* @return boolean
*/
public function getSmallScreenCompatibility()
{
if (!isset(self::$smallScreenCompatibility)) {
$value = RPBChessboardHelperValidation::validateBooleanFromInt(get_option('rpbchessboard_smallScreenCompatibility'));
self::$smallScreenCompatibility = isset($value) ? $value : true;
}
return self::$smallScreenCompatibility;
}
/**
* Load and validate a boolean post parameter with the given name.
*
* @param string $fieldName
* @return boolean
*/
private static function loadBooleanParameter($fieldName)
{
return isset($_POST[$fieldName]) ? RPBChessboardHelperValidation::validateBooleanFromInt($_POST[$fieldName]) : null;
}
/**
* Load and validate the small-screen mode corresponding to the given index.
*
* @param int $index
* @return string
*/
private static function loadSmallScreenMode($index)
{
$screenWidthKey = 'smallScreenMode' . $index . '-screenWidth';
$squareSizeKey = 'smallScreenMode' . $index . '-squareSize';
$hideCoordinatesKey = 'smallScreenMode' . $index . '-hideCoordinates';
if (isset($_POST[$screenWidthKey]) && isset($squareSizeKey) && isset($hideCoordinatesKey)) {
$screenWidth = RPBChessboardHelperValidation::validateInteger($_POST[$screenWidthKey], 1);
$squareSize = RPBChessboardHelperValidation::validateSquareSize($_POST[$squareSizeKey]);
$hideCoordinates = RPBChessboardHelperValidation::validateBooleanFromInt($_POST[$hideCoordinatesKey]);
if (isset($screenWidth) && isset($squareSize) && isset($hideCoordinates)) {
return $screenWidth . ':' . $squareSize . ':' . ($hideCoordinates ? 'true' : 'false');
}
}
return null;
}
/**
* Default show-move-arrow parameter.
*
* @return boolean
*/
public function getDefaultShowMoveArrow()
{
if (!isset(self::$showMoveArrow)) {
$value = RPBChessboardHelperValidation::validateBooleanFromInt(get_option('rpbchessboard_showMoveArrow'));
self::$showMoveArrow = isset($value) ? $value : self::DEFAULT_SHOW_MOVE_ARROW;
}
return self::$showMoveArrow;
}
