function juicebox_element_validate_dimension in Juicebox HTML5 Responsive Image Galleries 8.2

Same name and namespace in other branches

1. 8.3 juicebox.module \juicebox_element_validate_dimension()
2. 7.2 juicebox.module \juicebox_element_validate_dimension()

Form validation callback: validate width/height inputs.

1 string reference to 'juicebox_element_validate_dimension'

JuiceboxFormatter::confBaseForm in src/JuiceboxFormatter.php

Get common elements for Juicebox configuration forms.

File

./juicebox.module, line 176

Module file for Juicebox.

Code

function juicebox_element_validate_dimension($element, FormStateInterface $form_state, $form) {
  if (!preg_match('/^[0-9]+?(%|px|em|in|cm|mm|ex|pt|pc)$/u', $element['#value'])) {
    $form_state
      ->setError($element, t('Please ensure that your width and height values are entered in a standard numeric format (such as <strong>100%</strong> or <strong>300px</strong>).'));
  }
}