function color_scheme_form_validate

Form validation handler for color_scheme_form().

See also

color_scheme_form_submit()

1 string reference to 'color_scheme_form_validate'
color_form_system_theme_settings_alter in drupal/modules/color/color.module
Implements hook_form_FORM_ID_alter().

File

drupal/modules/color/color.module, line 349
Allows users to change the color scheme of themes.

Code

function color_scheme_form_validate($form, &$form_state) {

  // Only accept hexadecimal CSS color strings to avoid XSS upon use.
  foreach ($form_state['values']['palette'] as $key => $color) {
    if (!color_valid_hexadecimal_string($color)) {
      form_set_error('palette][' . $key, t('%name must be a valid hexadecimal CSS color value.', array(
        '%name' => $form['color']['palette'][$key]['#title'],
      )));
    }
  }
}