function styleswitcher_block_view in Style Switcher 6.2

Same name and namespace in other branches

1. 7.2 styleswitcher.module \styleswitcher_block_view()
2. 7 styleswitcher.module \styleswitcher_block_view()

Returns a renderable view of a block.

Parameters

string|int $delta: Which block to render.

Return value

array An array of block subject and content.

See also

styleswitcher_block()

styleswitcher_block_info()

1 call to styleswitcher_block_view()

styleswitcher_block in ./styleswitcher.module

Implements hook_block().

File

./styleswitcher.module, line 61

Module's hooks implementations and helper functions.

Code

function styleswitcher_block_view($delta) {
  global $theme;
  switch ($delta) {

    // List of styles a user can switch between.
    case 0:
      $styles = styleswitcher_style_load_multiple($theme, array(
        'status' => TRUE,
      ));

      // Do not display block if there is only one style (no alternatives).
      if (count($styles) > 1) {
        uasort($styles, 'styleswitcher_sort');
        $links = array();
        $destination = drupal_get_destination();
        foreach ($styles as $name => $style) {
          $name_hyphenated = strtr($name, '_', '-');
          $name_parts = explode('/', $name_hyphenated);
          $class = 'style-switcher ' . $name_parts[0] . '-style style-' . $name_parts[1];
          $links[] = l($style['label'], 'styleswitcher/switch/' . $theme . '/' . $name_hyphenated, array(
            'attributes' => array(
              'class' => $class,
              'data-rel' => $name,
              'rel' => 'nofollow',
            ),
            'query' => $destination,
          ));

          // Make paths absolute for JS.
          if (isset($style['path'])) {
            $styles[$name]['path'] = _styleswitcher_file_create_url($style['path']);
          }
          else {
            $styles[$name]['path'] = url('styleswitcher/css/' . $theme, array(
              'absolute' => TRUE,
            ));
          }
        }
        $path_to_module = drupal_get_path('module', 'styleswitcher');
        $js_settings = array(
          'styleSwitcher' => array(
            'styles' => $styles,
            'default' => styleswitcher_default_style_key($theme),
            'enableOverlay' => variable_get('styleswitcher_enable_overlay', 1),
            'cookieExpire' => STYLESWITCHER_COOKIE_EXPIRE,
            'theme' => $theme,
          ),
        );
        drupal_add_css($path_to_module . '/styleswitcher.overlay.css');
        drupal_add_js($path_to_module . '/styleswitcher.js');
        drupal_add_js($js_settings, 'setting');
        $block['subject'] = t('Style Switcher');
        $block['content'] = theme('item_list', $links);
        return $block;
      }
      break;
  }
}