function less_form_alter in Less CSS Preprocessor 7.4

Same name and namespace in other branches

1. 8 includes/less.theme.inc \less_form_alter()
2. 7.3 less.module \less_form_alter()

Implements hook_form_alter().

File

includes/less.theme.inc, line 11

Contains alterations to theme settings forms.

Code

function less_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id === 'system_theme_settings') {
    preg_match('/^theme_(?P<current_theme_key>\\w+)_settings$/', $form['var']['#value'], $matches);

    // only show settings on forms for themes, not "Global settings"
    if (!empty($matches['current_theme_key'])) {
      $current_theme_key = $matches['current_theme_key'];
      $saved_settings = theme_get_setting('less', $current_theme_key);
      $less_settings_form = array();
      $theme_items = system_list('theme');
      if (isset($theme_items[$current_theme_key]) && !empty($theme_items[$current_theme_key]->info['less']['vars'])) {
        $less_settings_form[$current_theme_key] = _less_setting_form_element($current_theme_key, $theme_items[$current_theme_key]->info['less']['vars'], $saved_settings[$current_theme_key]);
      }

      // showing settings form for modules
      $system_items = system_list('module_enabled');
      $less_module_settings = array();
      foreach ($system_items as $system_item_name => $system_item) {
        if (!empty($system_item->info['less']['vars'])) {
          $item_saved_settings = isset($saved_settings[$system_item_name]) ? $saved_settings[$system_item_name] : array();
          $less_module_settings[$system_item_name] = _less_setting_form_element($system_item_name, $system_item->info['less']['vars'], $item_saved_settings, $system_item->info['name']);
          $less_module_settings[$system_item_name]['#group'] = 'less][modules_list';
        }
      }
      if (!empty($less_module_settings)) {
        $less_settings_form['modules'] = array(
          '#type' => 'fieldset',
          '#title' => t('Modules'),
          '#collapsible' => TRUE,
          '#collapsed' => TRUE,
          '#parents' => array(
            'less',
          ),
        );
        $less_settings_form['modules']['modules_list'] = array(
          '#type' => 'vertical_tabs',
        );
        $less_settings_form['modules'] += $less_module_settings;
      }
      if (!empty($less_settings_form)) {
        $form['less'] = array(
          '#type' => 'vertical_tabs',
          '#prefix' => t('<h3>LESS settings</h3>'),
          '#tree' => TRUE,
          '#description' => t('These settings are per theme. Delete a value to use the default.'),
          '#attached' => array(
            'css' => array(
              drupal_get_path('module', 'less') . '/styles/less.theme.css',
            ),
          ),
        );
        $form['less'] += $less_settings_form;
      }
    }
  }
}