function _menu_block_block_view in Menu Block 5

Same name and namespace in other branches

1. 5.2 menu_block.module \_menu_block_block_view()
2. 6.2 menu_block.module \_menu_block_block_view()

Returns the 'view' $op info for hook_block().

Parameters

$delta: string The name of the block to render.

File

./menu_block.module, line 73

Code

function _menu_block_block_view($delta) {
  $data = array();

  // Determine which menu and what level of the menu has been requested.
  $mid = variable_get("menu_block_{$delta}_mid", 1);
  $level = variable_get("menu_block_{$delta}_level", 1);

  // Render the block if the active menu item is in this menu.
  if ($level == 1 || menu_in_active_trail($mid)) {
    if ($level != 1) {

      // Get the menu item of the n-level link in the active trail.
      $active_trail = _menu_get_active_trail();
      $mid = $active_trail[$level - 1];
    }
    $menu_item = menu_get_item($mid);
    $data['subject'] = check_plain($menu_item['title']);
    $depth = variable_get("menu_block_{$delta}_depth", 0);
    if ($depth == 1) {
      $data['content'] = theme('menu_block_list', $mid);
    }
    else {
      $expanded = variable_get("menu_block_{$delta}_expanded", 0);
      $data['content'] = theme('menu_block_tree', $mid, $depth, $expanded);
    }
  }
  return $data;
}