/**
 * Implementation of hook civicrm_navigationMenu
 * to create a CiviRules menu item in the Administer menu
 *
 * @link http://wiki.civicrm.org/confluence/display/CRMDOC/hook_civicrm_navigationMenu
 */
function civiruleshttppost_civicrm_navigationMenu(&$params)
{
    $item = array('name' => ts('Twitter accounts'), 'url' => CRM_Utils_System::url('civicrm/admin/twitter_account', 'reset=1', true), 'permission' => 'administer CiviCRM');
    _civirules_civix_insert_navigation_menu($params, 'Administer', $item);
}
/**
 * Implementation of hook civicrm_navigationMenu
 * to create a CiviRules menu item in the Administer menu
 *
 * @link http://wiki.civicrm.org/confluence/display/CRMDOC/hook_civicrm_navigationMenu
 */
function civirules_civicrm_navigationMenu(&$params)
{
    $item = array('name' => ts('CiviRules'), 'url' => CRM_Utils_System::url('civicrm/civirules/page/rule', 'reset=1', true), 'permission' => 'administer CiviCRM');
    _civirules_civix_insert_navigation_menu($params, 'Administer', $item);
}
/**
 * Inserts a navigation menu item at a given place in the hierarchy
 *
 * $menu - menu hierarchy
 * $path - path where insertion should happen (ie. Administer/System Settings)
 * $item - menu you need to insert (parent/child attributes will be filled for you)
 * $parentId - used internally to recurse in the menu structure
 */
function _civirules_civix_insert_navigation_menu(&$menu, $path, $item, $parentId = NULL)
{
    static $navId;
    // If we are done going down the path, insert menu
    if (empty($path)) {
        if (!$navId) {
            $navId = CRM_Core_DAO::singleValueQuery("SELECT max(id) FROM civicrm_navigation");
        }
        $navId++;
        $menu[$navId] = array('attributes' => array_merge($item, array('label' => CRM_Utils_Array::value('name', $item), 'active' => 1, 'parentID' => $parentId, 'navID' => $navId)));
        return true;
    } else {
        // Find an recurse into the next level down
        $found = false;
        $path = explode('/', $path);
        $first = array_shift($path);
        foreach ($menu as $key => &$entry) {
            if ($entry['attributes']['name'] == $first) {
                if (!$entry['child']) {
                    $entry['child'] = array();
                }
                $found = _civirules_civix_insert_navigation_menu($entry['child'], implode('/', $path), $item, $key);
            }
        }
        return $found;
    }
}