taxonomy_menu_trails.module in Taxonomy Menu Trails 6

Changes menu trail of current node to its lightest term's menu item (only if node doesn't belong to any menu)

@author Dmitriy.trt <http://drupal.org/user/329125>

File

taxonomy_menu_trails.module

<?php

/**
 * @file
 * Changes menu trail of current node to its lightest term's 
 * menu item (only if node doesn't belong to any menu)
 *
 * @author Dmitriy.trt      <http://drupal.org/user/329125>
 */

/**
 * Implementation of hook_init().
 */
function taxonomy_menu_trails_init() {
  if (arg(0) == 'node' && is_numeric(arg(1))) {
    $node = node_load(arg(1));
  }
  else {
    $exprs = variable_get('taxonomy_menu_trails_node_paths', array());
    $match = FALSE;
    foreach ($exprs as $kind => $patterns) {
      foreach ($patterns as $pattern) {
        if (preg_match($pattern, $_GET['q'], $m)) {
          $node = node_load(array(
            $kind => $m[1],
          ));
          $match = TRUE;
          break 2;
        }
      }
    }
    if (!$match) {
      return;
    }
  }
  $enabled_types = variable_get('taxonomy_menu_trails_node_types', array());
  $item = menu_get_item();
  if (!empty($node->taxonomy) && !empty($enabled_types[$node->type]) && (!variable_get('taxonomy_menu_trails_only_without_menu', TRUE) || db_result(db_query('SELECT mlid FROM {menu_links} WHERE link_path = "%s" AND hidden = 0 LIMIT 1', $item['href'])) == 0)) {
    module_load_include('inc', 'taxonomy_menu_trails');
    _taxonomy_menu_trails_process($node, $item);
  }
}

/**
 * Implementation of hook_menu().
 */
function taxonomy_menu_trails_menu() {
  $items = array(
    'admin/settings/taxonomy-menu-trails' => array(
      'title' => 'Taxonomy menu trails',
      'description' => 'Settings for taxonomy-based active trail on the node page.',
      'page callback' => 'drupal_get_form',
      'page arguments' => array(
        'taxonomy_menu_trails_settings',
      ),
      'access arguments' => array(
        'administer taxonomy menu trails',
      ),
      'type' => MENU_NORMAL_ITEM,
      'file' => 'taxonomy_menu_trails.admin.inc',
    ),
  );
  return $items;
}

/**
 * Implementation of hook_perm().
 */
function taxonomy_menu_trails_perm() {
  return array(
    'administer taxonomy menu trails',
  );
}

Functions

Name	Description
taxonomy_menu_trails_init	Implementation of hook_init().
taxonomy_menu_trails_menu	Implementation of hook_menu().
taxonomy_menu_trails_perm	Implementation of hook_perm().