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function _galleria_validate_integer in Galleria 7

Validate a form element that should have an integer value.

1 string reference to '_galleria_validate_integer'
galleria_option_elements in includes/galleria.admin.inc
This function returns an array defining the form elements used to edit the different options.

File

includes/galleria.admin.inc, line 702
Administrative page callbacks for the galleria module.

Code

function _galleria_validate_integer($element, &$form_state) {
  $value = $element['#value'];
  if ($value !== '' && (!is_numeric($value) || intval($value) != $value || $value < 0)) {
    form_error($element, t('%name must be a positive integer.', array(
      '%name' => $element['#title'],
    )));
  }
}