menu_node_access.module in Panels Extras 6

menu_node_access.module Add a node selection rule "Node : Belongs to a Menu"

File

menu_node_access/menu_node_access.module

<?php

// $Id$ menu_node_access.module,v 1.1 2011/03/02 11:58:48 chriscalip Exp $

/**
 * @file menu_node_access.module
 * Add a node selection rule "Node : Belongs to a Menu"
 */

/**
 * Implements hook_ctools_plugin_directory().
 */
function menu_node_access_ctools_plugin_directory($owner, $plugin_type) {
  $allowed_owners = array(
    'ctools',
    'page_manager',
  );
  if (!in_array($owner, $allowed_owners)) {
    return;
  }
  $allowed_plugin_types = array(
    'access',
  );
  if (!in_array($plugin_type, $allowed_plugin_types)) {
    return;
  }
  return "plugins/{$plugin_type}";
}

/**
 * Implements hook_nodeapi().
 */
function menu_node_access_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
  $watch = array(
    'load',
  );

  // Do we care about this node?
  if (!in_array($op, $watch)) {
    return;
  }

  // On delete operations, the menu item may be deleted before this
  // runs, so ensure we have the data.
  if ($op == 'load') {

    // Ensure the menu object is loaded.
    $node->menu_node_access_items = menu_node_access_get_links($node->nid);
  }
}

/**
 * Get the relevant menu links for a node.
 * @param $nid
 *   The node id.
 * @param $router
 *   Boolean flag indicating whether to attach the menu router item to the $item object.
 *   If set to TRUE, the router will be set as $item->menu_router.
 * @return
 *   An array of complete menu_link objects or an empy array on failure.
 */
function menu_node_access_get_links($nid, $router = FALSE) {
  $result = db_query("SELECT * FROM {menu_links} WHERE link_path = '%s'", 'node/' . $nid);
  $items = array();
  while ($data = db_fetch_object($result)) {
    if ($router) {
      $data->menu_router = menu_get_item('node/' . $nid);
    }
    $items[$data->mlid] = $data;
  }
  return $items;
}

Functions

Name	Description
menu_node_access_ctools_plugin_directory	Implements hook_ctools_plugin_directory().
menu_node_access_get_links	Get the relevant menu links for a node.
menu_node_access_nodeapi	Implements hook_nodeapi().