function image_effect_scale_validate

Element validate handler to ensure that either a height or a width is specified.

1 string reference to 'image_effect_scale_validate'
image_scale_form in modules/image/image.admin.inc
Form structure for the image scale form.

File

modules/image/image.admin.inc, line 522

Code

function image_effect_scale_validate($element, &$form_state) {
    if (empty($element['width']['#value']) && empty($element['height']['#value'])) {
        form_error($element, t('Width and height can not both be blank.'));
    }
}

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.