function image_effect_color_validate
7.x image.admin.inc | image_effect_color_validate($element, &$form_state) |
Element validate handler to ensure a hexadecimal color value.
1 string reference to 'image_effect_color_validate'
- image_rotate_form in drupal-7.x/
modules/ image/ image.admin.inc - Form structure for the image rotate form.
File
- drupal-7.x/
modules/ image/ image.admin.inc, line 496 - Administration pages for image settings.
Code
function image_effect_color_validate($element, &$form_state) {
if ($element['#value'] != '') {
$hex_value = preg_replace('/^#/', '', $element['#value']);
if (!preg_match('/^#[0-9A-F]{3}([0-9A-F]{3})?$/', $element['#value'])) {
form_error($element, t('!name must be a hexadecimal color value.', array('!name' => $element['#title'])));
}
}
}