function charts_cast_element_integer_values in Charts 8

Same name and namespace in other branches

1. 7.2 charts.module \charts_cast_element_integer_values()

Recursive function to cast integer values.

Parameters

mixed $element: Cast options to integers to avoid redundant library fixing problems.

File

includes/charts.pages.inc, line 180

Menu callbacks for Charts module.

Code

function charts_cast_element_integer_values(&$element) {
  $integer_options = array(
    // Chart options.
    '#title_font_size',
    '#font_size',
    '#legend_title_font_size',
    '#legend_font_size',
    '#width',
    '#height',
    // Axis options.
    '#title_font_size',
    '#labels_font_size',
    '#labels_rotation',
    '#max',
    '#min',
    // Data options.
    '#decimal_count',
  );
  foreach ($element as $property_name => $value) {
    if (is_array($element[$property_name])) {
      charts_cast_element_integer_values($element[$property_name]);
    }
    elseif ($property_name && in_array($property_name, $integer_options)) {
      $element[$property_name] = is_null($element[$property_name]) || strlen($element[$property_name]) === 0 ? NULL : (int) $element[$property_name];
    }
  }
}