<?php

/**
 * @file
 * Fetches google map directions.
 */

define('GETDIRECTIONS_PATH', drupal_get_path('module', 'getdirections'));

/**
 * Implements hook_help().
 */
function getdirections_help($path, $arg) {
  switch ($path) {
    case 'admin/help#getdirections':
      $output = '<p>' . t('Fetches google map directions.') . '</p>';
      return $output;
  }
}

/**
 * Implements hook_init().
 */
function getdirections_init() {
  if (! module_load_include('inc', 'getdirections', 'getdirections.config')) {
    define('GETDIRECTIONS_WAYPOINTS_MAX', 8);
  }
  module_load_include('inc', 'getdirections', 'getdirections.api');
  if (module_exists('colorbox')) {
    $getdirections_colorbox = variable_get('getdirections_colorbox', array(
      'enable' => 0,
      'width' => 600,
      'height' => 600,
    ));
    $settings = array('getdirections_colorbox' => $getdirections_colorbox);
    drupal_add_js($settings, 'setting');
    drupal_add_js(GETDIRECTIONS_PATH . '/getdirections.js');
  }
}

/**
 * Implements hook_permission().
 */
function getdirections_permission() {
  return array(
    'access gmap getdirections' => array(
      'title' => t('Access Getdirections'),
      'description' => t('View and use the Getdirections module.')
    ),
    'access user getdirections' => array(
      'title' => t('Access user Getdirections'),
      'description' => t('View users with the Getdirections module.')
    ),
  );
}

/**
 * Implement hook_menu().
 */
function getdirections_menu() {
  $items = array();
  $items['admin/config/services/getdirections'] = array(
    'title' => 'Get directions',
    'description' => 'Configure Get directions',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('getdirections_settings_form'),
    'access arguments' => array('administer site configuration'),
    'type' => MENU_NORMAL_ITEM,
    'file' => 'getdirections.admin.inc',
  );
  $items['getdirections'] = array(
    'title' => 'Get directions',
    'access arguments' => array('access gmap getdirections'),
    'page callback' => 'getdirections_direction',
    'type' => MENU_SUGGESTED_ITEM,
  );
  // location enabled
  $items['getdirections/location/%getdirections_fromto/%getdirections_id'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/locations/%getdirections_id/%getdirections_id'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_setlocations',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/locations_via/%getdirections_via'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_setlocations_via',
    'page arguments' => array(2),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/location_user/%getdirections_fromto/%getdirections_uid'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_user_location',
    'page callback' => 'getdirections_user_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/locations_user/%getdirections_uid/%getdirections_uid'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_user_location',
    'page callback' => 'getdirections_user_setlocations',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/location_n2u/%getdirections_id/%getdirections_uid'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_user_location',
    'page callback' => 'getdirections_n2u_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/location_u2n/%getdirections_uid/%getdirections_id'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_user_location',
    'page callback' => 'getdirections_u2n_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
////////////////////////////////
  $items['getdirections/location_n2cu/%getdirections_id/%getdirections_uid'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_n2cu_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/location_cu2n/%getdirections_uid/%getdirections_id'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_cu2n_setlocation',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );
////////////////////////////////
  $items['getdirections/locations_user_via/%getdirections_via'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_user_setlocations_via',
    'page arguments' => array(2),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/latlon/%getdirections_fromto/%getdirections_latlon/%'] = array(
    'title' => 'Get directions',
    'access arguments' => array('access gmap getdirections'),
    'page callback' => 'getdirections_latlon',
    'page arguments' => array(2, 3, 4),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/latlons/%'] = array(
    'title' => 'Get directions',
    'access arguments' => array('access gmap getdirections'),
    'page callback' => 'getdirections_latlons',
    'page arguments' => array(2),
    'type' => MENU_CALLBACK,
  );
  $items['getdirections/location_id/%getdirections_fromto/%getdirections_id'] = array(
    'title' => 'Get directions',
    'access callback' => 'getdirections_access_location',
    'page callback' => 'getdirections_setlocation_id',
    'page arguments' => array(2, 3),
    'type' => MENU_CALLBACK,
  );

  if (module_exists('getlocations_fields')) {
    if (getlocations_get_vocabularies()) {
      // taxonomy_term
      $items['getdirections/location_term/%getdirections_fromto/%getdirections_id'] = array(
        'title' => 'Get directions',
        'access callback' => 'getdirections_access_location',
        'page callback' => 'getdirections_term_setlocation',
        'page arguments' => array(2, 3),
        'type' => MENU_CALLBACK,
      );
    }
    if (getlocations_check_entity_type('comment')) {
      // comment
      $items['getdirections/location_comment/%getdirections_fromto/%getdirections_id'] = array(
        'title' => 'Get directions',
        'access callback' => 'getdirections_access_location',
        'page callback' => 'getdirections_comment_setlocation',
        'page arguments' => array(2, 3),
        'type' => MENU_CALLBACK,
      );
    }
  }

  $items['getdirections_box'] = array(
    'title' => 'Get directions',
    'access arguments' => array('access gmap getdirections'),
    'page callback' => 'getdirections_direction_box',
    'type' => MENU_CALLBACK,
  );

  if (module_exists('date_popup')) {
    $items['getdirections/getdirections_get_datestamp'] = array(
      'access arguments' => array('access gmap getdirections'),
      'page callback' => 'getdirections_get_datestamp',
      'type' => MENU_CALLBACK,
    );
  }

  if (module_exists('smart_ip')) {
    $items['getdirections/smart_ip'] = array(
      'page callback' => 'getdirections_smart_ip',
      'access arguments' => array('access content'),
      'type' => MENU_CALLBACK,
    );
  }
  if (module_exists('ip_geoloc')) {
    $items['getdirections/ip_geoloc'] = array(
      'page callback' => 'getdirections_ip_geoloc',
      'access arguments' => array('access content'),
      'type' => MENU_CALLBACK,
    );
  }

  return $items;
}

/**
 * menu placeholder functions
 */
function getdirections_fromto_load($arg) {
  $allowed = array('from', 'to');
  return ( in_array($arg, $allowed) ? $arg : FALSE);
  return $arg;
}

function getdirections_id_load($arg) {
  return (is_numeric($arg) && $arg > 0 ? $arg : FALSE);
}

function getdirections_uid_load($arg) {
  return ((is_numeric($arg) && $arg > 0 && getdirections_user_check($arg)) ? $arg : FALSE);
}

function getdirections_via_load($arg) {
  if (stristr($arg, ',')) {
    $x = explode(',', $arg);
    foreach ($x as $v) {
      if (! is_numeric($v)) {
        return FALSE;
      }
    }
    return $arg;
  }
  return FALSE;
}

function getdirections_latlon_load($arg) {
  if (getdirections_latlon_check($arg)) {
    return $arg;
  }
  return FALSE;
}

/**
 * menu access functions
 */
function getdirections_access_location() {
  if (user_access('access gmap getdirections')) {
    if (getdirections_get_current_supported_module()) {
      return TRUE;
    }
  }
  return FALSE;
}

function getdirections_access_user_location() {
  if (user_access('access user getdirections')) {
    if (getdirections_get_current_supported_module()) {
      return TRUE;
    }
  }
  return FALSE;
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Optional. The direction the supplied input applies to
 * @param string $location
 *   Optional. The string to search with
 * @param string $country
 *   Optional. The country
 * @param string $latlon
 *   Optional. Comma delimited string containing latitude and longitude
 * @return
 *   Returns the themed map and form
 */
function getdirections_direction($direction='', $location='', $country='', $latlon='', $id=0, $type='node', $width='', $height='') {
  if (! getdirections_check()) {
    return t('You need to !c first.', array('!c' => l('configure Getdirections', 'admin/config/services/getdirections')));
  }

  $getdirections_defaults = getdirections_defaults();
  $getdirections_misc = getdirections_misc_defaults();
  getdirections_setup_map($getdirections_defaults, $getdirections_misc);
  $getdirections_settings = getdirections_get_settings($getdirections_defaults, $getdirections_misc);
  $getdirections_settings['switchfromto'] = $getdirections_misc['switchfromto'];
  drupal_add_js(array('getdirections' => $getdirections_settings), 'setting');

  if ($getdirections_misc['keep_title'] && $id && $direction) {
    if ($direction == 'to') {
      $direction_translated = t('to');
    }
    elseif ($direction == 'from') {
      $direction_translated = t('from');
    }
    if ($type == 'node') {
      $node = node_load($id);
      drupal_set_title(t('Get directions @d !t', array('@d' => $direction_translated, '!t' => $node->title)));
    }
    elseif ($type == 'user') {
      $account = user_load($id);
      drupal_set_title(t('Get directions @d !t', array('@d' => $direction_translated, '!t' => $account->name)));
    }
    elseif ($type == 'term') {
      $term = taxonomy_term_load($id);
      drupal_set_title(t('Get directions @d !t', array('@d' => $direction_translated, '!t' => $term->name)));
    }
    elseif ($type == 'location') {
      $t = getdirections_get_lid_title($id);
      if ($t) {
          drupal_set_title(t('Get directions @d !t', array('@d' => $direction_translated, '!t' => $t)));
      }
    }
  }
  if (empty($width)) {
    $width = $getdirections_defaults['width'];
  }
  if (empty($height)) {
    $height = $getdirections_defaults['height'];
  }
  // remove brackets if any
  $latlon = preg_replace("/^\(|\)$/", '', $latlon);

  $raw_form = drupal_get_form('getdirections_direction_form', $direction, $location, $country, $latlon);
  $form = render($raw_form);
  return theme('getdirections_show', array('form' => $form, 'width' => $width, 'height' => $height, 'nid' => $id, 'type' => $type) );
}

/**
 * Function to setup the map
 *
 * @param string $fromlocs
 *   Required. The string to display for From.
 * @param string $fromlatlon
 *   Required. The location point for From. In decimal latitude,longitude
 * @param string $tolocs
 *   Required. The string to display for To.
 * @param string $tolatlon
 *   Required. The location point for To. In decimal latitude,longitude
 * @return
 *   Returns the themed map.
 */
function getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width='', $height='') {
  if (! getdirections_check()) {
    return t('You need to !c first.', array('!c' => l('configure Getdirections', 'admin/config/services/getdirections')));
  }

  $getdirections_defaults = getdirections_defaults();
  $getdirections_misc = getdirections_misc_defaults();
  getdirections_setup_map($getdirections_defaults, $getdirections_misc);
  $getdirections_settings = getdirections_get_settings($getdirections_defaults, $getdirections_misc);
  // remove brackets if any
  $fromlatlon = preg_replace("/^\(|\)$/", '', $fromlatlon);
  $getdirections_settings['fromlatlon'] = $fromlatlon;
  $tolatlon = preg_replace("/^\(|\)$/", '', $tolatlon);
  $getdirections_settings['tolatlon'] = $tolatlon;

  drupal_add_js(array('getdirections' => $getdirections_settings), 'setting');

  if (empty($width)) {
    $width = $getdirections_defaults['width'];
  }
  if (empty($height)) {
    $height = $getdirections_defaults['height'];
  }
  return theme('getdirections_show_locations', array('width' => $width, 'height' => $height, 'fromlocs' => $fromlocs, 'tolocs' => $tolocs));
}

/**
 * Function to setup the map
 *
 * @param array $locs
 *   Required. An array of location descriptions.
 * @param array $latlons
 *   Required. An array of decimal latitude,longitude
 * @return
 *   Returns the themed map.
 */
function getdirections_locations_via($locs, $latlons, $width='', $height='') {
  if (! getdirections_check()) {
    return t('You need to !c first.', array('!c' => l('configure Getdirections', 'admin/config/services/getdirections')));
  }

  $getdirections_defaults = getdirections_defaults();
  $getdirections_misc = getdirections_misc_defaults();
  getdirections_setup_map($getdirections_defaults, $getdirections_misc);
  $getdirections_settings = getdirections_get_settings($getdirections_defaults, $getdirections_misc);
  $getdirections_settings['latlons'] = implode('|', $latlons);
  drupal_add_js(array('getdirections' => $getdirections_settings), 'setting');

  if (empty($width)) {
    $width = $getdirections_defaults['width'];
  }
  if (empty($height)) {
    $height = $getdirections_defaults['height'];
  }
  return theme('getdirections_show_locations_via', array('width' => $width, 'height' => $height, 'locs' => $locs));
}

function getdirections_get_settings($getdirections_defaults, $getdirections_misc) {
  global $language;
  $lla = explode(',', $getdirections_defaults['latlong']);
  $settings = array(
    'lat' => $lla[0],
    'lng' => $lla[1],
    'zoom' => $getdirections_defaults['zoom'],
    'maptype' => $getdirections_defaults['maptype'],
    'controltype' => $getdirections_defaults['controltype'],
    'mtc' => $getdirections_defaults['mtc'],
    'baselayers' => $getdirections_defaults['baselayers'],
    'scale' => $getdirections_defaults['behavior']['scale'],
    'overview' => $getdirections_defaults['behavior']['overview'],
    'googlebar' => $getdirections_defaults['behavior']['googlebar'],
    'mylocale' => $language->language,
    'waypoints' => intval($getdirections_defaults['waypoints']),
    'waypoint_color' => $getdirections_defaults['waypoint_color'],
    'show_distance' => ($getdirections_misc['show_distance'] ? t('Total distance') : ''),
    'trafficinfo' => $getdirections_misc['trafficinfo'],
    'show_duration' => ($getdirections_misc['show_duration'] ? t('Total duration') : ''),
  );
  if (variable_get('getdirections_use_v3', 0)) {
    $settings['scrollwheel'] = $getdirections_defaults['behavior']['scrollwheel'];
    $settings['draggable'] = $getdirections_defaults['behavior']['draggable'];
    $settings['unitsystem'] = $getdirections_defaults['unitsystem'];
    $settings['overview_opened'] = $getdirections_defaults['behavior']['overview_opened'];
    $settings['streetview_show'] = $getdirections_defaults['streetview_show'];
    $settings['pancontrol'] = $getdirections_defaults['pancontrol'];
    $settings['advanced_autocomplete'] = $getdirections_defaults['advanced_autocomplete'];
    $settings['advanced_autocomplete_bias'] = $getdirections_defaults['advanced_autocomplete_bias'];
    $settings['advanced_autocomplete_via'] = $getdirections_defaults['advanced_autocomplete_via'];
    $settings['panoramio_show'] = $getdirections_misc['panoramio_show'];
    $settings['panoramio_state'] = $getdirections_misc['panoramio_state'];
    $settings['bicycleinfo'] = $getdirections_misc['bicycleinfo'];
    $settings['bicycleinfo_state'] = $getdirections_misc['bicycleinfo_state'];
    $settings['transitinfo'] = $getdirections_misc['transitinfo'];
    $settings['transitinfo_state'] = $getdirections_misc['transitinfo_state'];
    $settings['trafficinfo_state'] = $getdirections_misc['trafficinfo_state'];
    $settings['geolocation_enable'] = $getdirections_misc['geolocation_enable'];
    $settings['geolocation_option'] = $getdirections_misc['geolocation_option'];
    $settings['waypoints_optimise'] = intval($getdirections_defaults['waypoints_optimise']);
    $settings['transit_date_format'] = $getdirections_defaults['transit_date_format'];
    $settings['map_backgroundcolor'] = $getdirections_defaults['map_backgroundcolor'];
  }
  $settings['use_https'] = $getdirections_defaults['use_https'];
  return $settings;
}

/**
 * Function to setup the form
 *
 * @param string $fromto
 *   Optional. The direction the supplied input applies to
 * @param string $loc
 *   Optional. The string to search with
 * @param string $country
 *   Optional. The country
 * @param string $latlon
 *   Optional. Comma delimited string containing latitude and longitude
 * @return
 *   Returns the form
 */
function getdirections_direction_form($form, &$form_state, $fromto='', $loc='', $country='', $latlon='') {
  $getdirections_defaults = getdirections_defaults();

  $islocation = module_exists('location');
  $isgetlocations_fields = module_exists('getlocations_fields');
  if ($getdirections_defaults['use_country_dropdown'] && ($islocation || $isgetlocations_fields) && ! $getdirections_defaults['advanced_autocomplete']) {
    $default_country = ($islocation ? variable_get('location_default_country', '') : variable_get('site_default_country', ''));
    $countries = array(
      '#type' => 'select',
      '#title' => t('Country'),
      '#options' => array_merge(array('' => t('Please select')), ($islocation ? _location_supported_countries() : getlocations_fields_get_countries_list())),
      '#default_value' => $default_country,
    );
  }
  $setdirections = "Drupal.getdirections.mygetDirections(); return false;";
  // weights
  if (getdirections_is_advanced()) {
    $from_country_weight = 1;
    $from_weight = 2;
    $to_country_weight = 3;
    $to_weight = 4;
  }
  else {
    $from_weight = 1;
    $from_country_weight = 2;
    $to_weight = 3;
    $to_country_weight = 4;
  }

  $form = array(
    '#action' => '#',
    '#attributes' => array(
      'class' => 'getdirections_form',
      'onsubmit' => $setdirections,
    ),
  );
  if ($fromto == 'from') {
    $form['from'] = array(
      '#type' => 'hidden',
      '#value' => $latlon,
    );
    if (empty($loc)) {
      if (empty($country)) {
        $mfrom = t('Starting point');
      }
      else {
        $mfrom = drupal_strtoupper($country);
      }
    }
    else {
      $mfrom = $loc;
    }
    $form['mfrom'] = array(
      '#type' => 'item',
      '#title' => t('From'),
      '#markup' => $mfrom,
    );
  }
  else {
    $from_desc = t('Enter the address, postcode and/or city and country from where you want to start your journey.');
    if ( getdirections_is_advanced() && $getdirections_defaults['advanced_autocomplete']) {
      $from_desc = t('Start typing the address of your starting point, then select from the dropdown menu.');
    }
    if ($getdirections_defaults['use_country_dropdown'] && ($islocation || $isgetlocations_fields) && ! $getdirections_defaults['advanced_autocomplete']) {
      $form['country_from'] = $countries;
      $form['country_from']['#weight'] = $from_country_weight;
      $from_desc = t('Enter the address, postcode and/or city from where you want to start your journey.');
    }
    $form['from'] = array(
      '#type' => 'textfield',
      '#title' => t('Starting from'),
      '#size' => $getdirections_defaults['from_width'],
      '#required' => TRUE,
      '#description' => $from_desc,
      '#weight' => $from_weight,
    );
  }
  if ($fromto == 'to') {
    $form['to'] = array(
      '#type' => 'hidden',
      '#value' => $latlon,
    );
    if (empty($loc)) {
      if (empty($country)) {
        $mto = t('Destination');
      }
      else {
        $mto = drupal_strtoupper($country);
      }
    }
    else {
      $mto = $loc;
    }
    $form['mto'] = array(
      '#type' => 'item',
      '#title' => t('To'),
      '#markup' => $mto,
    );
  }
  else {
    $to_desc = t('Enter the address, postcode and/or city and country of your journey destination.');
    if ( getdirections_is_advanced() && $getdirections_defaults['advanced_autocomplete']) {
      $to_desc = t('Start typing the address of your destination, then select from the dropdown menu.');
    }
    if ($getdirections_defaults['use_country_dropdown'] && ($islocation || $isgetlocations_fields) && ! $getdirections_defaults['advanced_autocomplete']) {
      $form['country_to'] = $countries;
      $form['country_to']['#weight'] = $to_country_weight;
      $to_desc = t('Enter the address, postcode and/or city of your journey destination.');
    }
    $form['to'] = array(
      '#type' => 'textfield',
      '#title' => t('Destination'),
      '#size' => $getdirections_defaults['to_width'],
      '#required' => TRUE,
      '#description' => $to_desc,
      '#weight' => $to_weight,
    );
  }
  $wt = 6;
  if (variable_get('getdirections_use_v3', 0)) {
    if ($getdirections_defaults['travelmode_show']) {
      $form['travelmode'] = array(
        '#type' => 'select',
        '#title' => t('Travel mode'),
        '#options' => array(
          'driving' => t('Driving'),
          'walking' => t('Walking'),
          'bicycling' => t('Bicycling'),
          'transit' => t('Public transport'),
        ),
        '#default_value' => 'driving',
        '#weight' => $wt,
      );
      $wt = $wt + 2;
      if (module_exists('date_popup')) {
        $form['transit_date_select'] = array(
          '#type' => 'select',
          '#title' => t('Date select'),
          '#options' => array(
            'depart' => t('Departure time'),
            'arrive' => t('Arrival time'),
          ),
          '#default_value' => 'depart',
          '#prefix' => '<div id="getdirections_transit_dates_wrapper">',
          '#weight' => $wt,
        );
        $wt = $wt + 2;
        if ($getdirections_defaults['transit_date_format'] == 'int') {
          $fmt = 'j/n/Y H:i';
        }
        else {
          $fmt = 'n/j/Y H:i';
        }
        $form['transit_dates'] = array(
          '#type' => 'date_popup',
          '#default_value' => '',
          '#date_year_range' => '-0:+1',
          '#date_format' => $fmt,
          '#mindate' => "+0",
          '#suffix' => '</div>',
          '#weight' => $wt,
        );
        $wt = $wt + 2;
      }
    }
    if ($getdirections_defaults['travelextras_show']) {
      $form['travelextras'] = array(
        '#type' => 'checkboxes',
        '#title' => t('Travel options'),
        '#options' => array(
          'avoidhighways' => t('Avoid Highways'),
          'avoidtolls' => t('Avoid Tolls'),
          'altroute' => t('Alternative routes'),
        ),
        '#weight' => $wt,
      );
      $wt = $wt + 2;
    }
  }

  if (getdirections_is_advanced() && $getdirections_defaults['advanced_autocomplete'] && $getdirections_defaults['waypoints'] > 0 && $getdirections_defaults['advanced_autocomplete_via'] && ! $getdirections_defaults['advanced_alternate']) {
    for ($ct = 1; $ct <= $getdirections_defaults['waypoints']; $ct++) {
      $form['via_autocomplete_' . $ct] = array(
        '#type' => 'textfield',
        '#title' => t('Via !c', array('!c' => $ct)),
        '#size' => $getdirections_defaults['advanced_autocomplete_via_width'],
        '#weight' => $wt,
      );
      $wt = $wt + 2;
    }
  }

  $getdirections_misc = getdirections_misc_defaults();
  if ($getdirections_misc['trafficinfo']) {
    $form['trafficinfo'] = array(
      '#type' => 'markup',
      '#markup' => '<input type="button" onclick="Drupal.getdirections.toggleTraffic();" title="Limited Availability" id="edit-trafficinfo" name="op" value="Toggle traffic info">',
      '#weight' => $wt,
    );
    $wt = $wt + 2;
  }
  if (variable_get('getdirections_use_v3', 0)) {
    if ($getdirections_misc['bicycleinfo']) {
      $form['bicycleinfo'] = array(
        '#type' => 'markup',
        '#markup' => '<input type="button" onclick="Drupal.getdirections.toggleBicycle();" title="Limited Availability" id="edit-bicycleinfo" name="op" value="Toggle bicycling info">',
        '#weight' => $wt,
      );
      $wt = $wt + 2;
    }
    if ($getdirections_misc['transitinfo']) {
      $form['transitinfo'] = array(
        '#type' => 'markup',
        '#markup' => '<input type="button" onclick="Drupal.getdirections.toggleTransit();" title="Limited Availability" id="edit-transitinfo" name="op" value="Toggle Public transport">',
        '#weight' => $wt,
      );
      $wt = $wt + 2;
    }

    if ($getdirections_misc['panoramio_show']) {
      $form['panoramio'] = array(
        '#type' => 'markup',
        '#markup' => '<input type="button" onclick="Drupal.getdirections.togglePanoramio();" id="edit-panoramio" name="op" value="Toggle Panoramio">',
        '#weight' => $wt,
      );
      $wt = $wt + 2;
    }
  }
  if ($getdirections_misc['switchfromto'] && ! $fromto && ! getdirections_is_advanced()) {
    $form['switchfromto'] = array(
      '#type' => 'markup',
      '#markup' => '<input type="button" onclick="Drupal.getdirections.toggleFromto();" id="edit-switchfromto" name="op" value="Switch From/To">',
      '#weight' => $wt,
    );
    $wt = $wt + 2;
  }

  if (getdirections_is_advanced()) {
    $form['next'] = array(
      '#type' => 'button',
      '#value' => t('Next'),
      '#attributes' => array('onclick' => 'Drupal.getdirections.nextbtn(); return false;'),
      '#weight' => $wt,
    );
    $wt = $wt + 2;
  }
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Get Directions'),
    '#weight' => $wt,
  );

  return $form;
}

/**
 * Some defaults.
 */
function getdirections_defaults() {
  $getdirections_use_v3 = variable_get('getdirections_use_v3', 0);
  if (module_exists('getlocations_fields') && ! $getdirections_use_v3) {
    variable_set('getdirections_use_v3', 1);
    $getdirections_use_v3 = 1;
  }

  // no gmap for v3 googlemap API
  if ($getdirections_use_v3) {
    $defaults = array(
      'api_version' => 3,
      'width' => '300px',
      'height' => '200px',
      'zoom' => 3,
      'controltype' => 'small',
      'pancontrol' => 1,
      'latlong' => '40,0',
      'maptype' => 'Map',
      'mtc' => 'standard',
      'baselayers' => array(
        'Map' => 1,
        'Satellite' => 1,
        'Hybrid' => 1,
        'Physical' => 1,
      ),
      'behavior' => array(
        'scale' => 0,
        'scrollwheel' => 0,
        'draggable' => 1,
        'overview' => 0,
        'overview_opened' => 0,
        'googlebar' => 0,
      ),
      'unitsystem' => 'metric',
      'from_width' => 20,
      'to_width' => 20,
      'travelmode_show' => 0,
      'transit_dates' => 0,
      'transit_date_format' => 'int',
      'travelextras_show' => 0,
      'streetview_show' => 0,
      'use_advanced' => 0,
      'use_country_dropdown' => 1,
      'waypoints' => 0,
      'waypoint_color' => 'white',
      'waypoints_optimise' => 0,
      'advanced_alternate' => 0,
      'advanced_autocomplete' => 0,
      'advanced_autocomplete_bias' => 0,
      'advanced_autocomplete_via' => 0,
      'advanced_autocomplete_via_width' => 20,
      'map_backgroundcolor' => '',
    );
  }
  else {
    if (module_exists('gmap')) {
      $defaults = gmap_defaults();
      $defaults['api_version'] =  GMAP_API_VERSION;
      $defaults['from_width'] = 20;
      $defaults['to_width'] = 20;
      $defaults['use_advanced'] = 0;
      $defaults['waypoints'] = 0;
      $defaults['waypoint_color'] = 'white';
      $defaults['waypoints_optimise'] = 0;
      $defaults['advanced_alternate'] = 0;
      $defaults['advanced_autocomplete'] = 0;
      $defaults['advanced_autocomplete_bias'] = 0;
      $defaults['advanced_autocomplete_via'] = 0;
      $defaults['advanced_autocomplete_via_width'] = 20;
    }
    else {
      $defaults = array(
        'api_version' => 2,
        'width' => '300px',
        'height' => '200px',
        'zoom' => 3,
        'controltype' => 'small',
        'latlong' => '40,0',
        'maptype' => 'Map',
        'mtc' => 'standard',
        'baselayers' => array(
          'Map' => 1,
          'Satellite' => 1,
          'Hybrid' => 1,
          'Physical' => 0,
        ),
        'behavior' => array(
          'scale' => 0,
          'overview' => 0,
          'googlebar' => 0,
        ),
        'from_width' => 20,
        'to_width' => 20,
        'use_advanced' => 0,
        'waypoints' => 0,
        'waypoint_color' => 'white',
        'waypoints_optimise' => 0,
        'advanced_alternate' => 0,
        'advanced_autocomplete' => 0,
        'advanced_autocomplete_bias' => 0,
        'advanced_autocomplete_via' => 0,
        'advanced_autocomplete_via_width' => 20,
      );
    }
  }
  $defaults['use_country_dropdown'] = 1;
  global $is_https;
  $defaults['use_https'] = ($is_https ? 1 : 0);

  $getdirections_defaults = variable_get('getdirections_default', array());
  // array_merge deletes things in $defaults that are not in $getdirections_defaults ;-/
  // roll my own
  $newdefaults = array();
  foreach ($defaults AS $k => $v) {
    if (is_array($v)) {
      foreach ($defaults[$k] AS $k1 => $v1) {
        if (isset($getdirections_defaults[$k][$k1])) {
          $newdefaults[$k][$k1] = $getdirections_defaults[$k][$k1];
        }
        else {
          $newdefaults[$k][$k1] = $v1;
        }
      }
    }
    else {
      if (isset($getdirections_defaults[$k])) {
        $newdefaults[$k] = $getdirections_defaults[$k];
      }
      else {
        $newdefaults[$k] = $v;
      }
    }
  }

  return $newdefaults;
}

function getdirections_misc_defaults() {
  $getdirections_misc = variable_get('getdirections_misc', array(
    'keep_title'        => 0,
    'show_distance'     => 0,
    'trafficinfo'       => 0,
    'trafficinfo_state' => 0,
    'bicycleinfo'       => 0,
    'bicycleinfo_state' => 0,
    'switchfromto'      => 0,
    'show_duration'     => 0,
    'panoramio_show'    => 0,
    'panoramio_state'   => 0,
    'transitinfo'       => 0,
    'transitinfo_state' => 0,
    'geolocation_enable' => 0,
    'geolocation_option' => 1,
    'geolocation_mobile_check' => 1,
  ));
  return $getdirections_misc;
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param int $nid
 *   Required. The nid of the location node
 * @return
 *   Returns the themed map and form
 */
function getdirections_setlocation($direction, $nid, $width='', $height='') {

  if (is_numeric($nid) && $nid) {
    $vid = getdirections_get_vid($nid);
    $location = getdirections_load_locations($vid);
    if (count($location)) {
      $country = (isset($location[0]['country']) ? $location[0]['country'] : '');
      $latlon = $location[0]['latitude'] . ',' . $location[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($latlon)) {
        watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
        $latlon = getdirections_load_latlon_defaults();
      }
      // $locs only used for display now
      $locs = _getdirections_loadaddress($location[0]);

      $content = getdirections_direction($direction, $locs, $country, $latlon, $nid, 'node', $width, $height);
      return $content;
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param int $uid
 *   Required. The uid of the location owner
 * @return
 *   Returns the themed map and form
 */
function getdirections_user_setlocation($direction, $uid, $width='', $height='') {

  if (is_numeric($uid) && $uid) {
    $location = getdirections_load_locations($uid, 'uid');
    if (count($location)) {
      $country = (isset($location[0]['country']) ? $location[0]['country'] : '');
      $latlon = $location[0]['latitude'] . ',' . $location[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($latlon)) {
        watchdog('getdirections', 'Lat, Lon failed for user id !uid', array('!uid' => $uid), WATCHDOG_WARNING);
        $latlon = getdirections_load_latlon_defaults();
      }
      // $locs only used for display now
      $locs = _getdirections_loadaddress($location[0]);

      $content = getdirections_direction($direction, $locs, $country, $latlon, $uid, 'user', $width, $height);
      return $content;
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map
 *
 * @param int $fromnid
 *   Required. The nid of the starting point
 * @param int $tonid
 *   Required. The nid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_setlocations($fromnid, $tonid, $width='', $height='') {

  if (is_numeric($fromnid) && $fromnid && is_numeric($tonid) && $tonid) {
    // From
    $fromvid = getdirections_get_vid($fromnid);
    $fromlocation = getdirections_load_locations($fromvid);
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $fromnid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $tovid = getdirections_get_vid($tonid);
      $tolocation = getdirections_load_locations($tovid);
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
        // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $tonid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map
 *
 * @param int $fromuid
 *   Required. The uid of the starting point
 * @param int $touid
 *   Required. The uid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_user_setlocations($fromuid, $touid, $width='', $height='') {

  if (is_numeric($fromuid) && $fromuid && is_numeric($touid) && $touid) {
    // From
    $fromlocation = getdirections_load_locations($fromuid, 'uid');
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $fromuid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $tolocation = getdirections_load_locations($touid, 'uid');
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
        // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $touid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map to display waypoints
 *
 * @param string $nids
 *   Required. A comma delimited list of nids
 * @return
 *   Returns the themed map
 */
function getdirections_setlocations_via($nids, $width='', $height='') {

  $arrnids = explode(',', $nids);
  foreach ($arrnids AS $key => $nid) {

    if ($key > GETDIRECTIONS_WAYPOINTS_MAX && $key < count($arrnids)) {
      continue;
    }
    if (! is_numeric($nid) || ! $nid) {
      continue;
    }
    $vid = getdirections_get_vid($nid);
    $location = getdirections_load_locations($vid);
    if (! count($location)) {
      continue;
    }
    $locs = _getdirections_loadaddress($location[0]);
    $latlon = $location[0]['latitude'] . ',' . $location[0]['longitude'];
    // sanity check
    if (! getdirections_latlon_check($latlon)) {
      watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
      continue;
    }
    $latlons[] = $latlon;
  }
  $content = getdirections_locations_via($locs, $latlons, $width, $height);
  return $content;

}

function getdirections_latlons($lls, $width='', $height='') {
  $latlons = array();
  $locs = array();
  $arrlls = explode('|', $lls);
  foreach ($arrlls AS $key => $ll) {
    if ($key > GETDIRECTIONS_WAYPOINTS_MAX && $key < count($arrlls)) {
      continue;
    }
    if (! getdirections_latlon_check($ll)) {
      watchdog('getdirections', 'Lat, Lon failed for !ll', array('!ll' => $ll), WATCHDOG_WARNING);
      continue;
    }
    $latlons[] = $ll;
  }
  $content = getdirections_locations_via($locs, $latlons, $width, $height);
  return $content;
}

/**
 * Function to setup the map
 *
 * @param int $nid
 *   Required. The nid of the starting point
 * @param int $uid
 *   Required. The uid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_n2u_setlocation($nid, $uid, $width='', $height='') {
  if (is_numeric($uid) && $uid && is_numeric($nid) && $nid) {
    // From
    $vid = getdirections_get_vid($nid);
    $fromlocation = getdirections_load_locations($vid);
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $tolocation = getdirections_load_locations($uid, 'uid');
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
        // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $uid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map and form
 *
 * @param int $uid
 *   Required. The uid of the starting point
 * @param int $nid
 *   Required. The nid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_u2n_setlocation($uid, $nid, $width='', $height='') {
  if (is_numeric($uid) && $uid && is_numeric($nid) && $nid) {
    // From
    $fromlocation = getdirections_load_locations($uid, 'uid');
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $uid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $vid = getdirections_get_vid($nid);
      $tolocation = getdirections_load_locations($vid);
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
      // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}
//////////////////////////////
/**
 * Function to setup the map
 *
 * @param int $nid
 *   Required. The nid of the starting point
 * @param int $uid
 *   Required. The uid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_n2cu_setlocation($nid, $uid, $width='', $height='') {
  global $user;
  if (is_numeric($uid) && $uid && $user->uid == $uid && is_numeric($nid) && $nid) {
    // From
    $vid = getdirections_get_vid($nid);
    $fromlocation = getdirections_load_locations($vid);
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $tolocation = getdirections_load_locations($uid, 'uid');
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
        // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $uid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map and form
 *
 * @param int $uid
 *   Required. The uid of the starting point
 * @param int $nid
 *   Required. The nid of the destination
 * @return
 *   Returns the themed map
 */
function getdirections_cu2n_setlocation($uid, $nid, $width='', $height='') {
  global $user;
  if (is_numeric($uid) && $uid && $user->uid == $uid && is_numeric($nid) && $nid) {
    // From
    $fromlocation = getdirections_load_locations($uid, 'uid');
    if (count($fromlocation)) {
      $fromlatlon = $fromlocation[0]['latitude'] . ',' . $fromlocation[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($fromlatlon)) {
        watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $uid), WATCHDOG_WARNING);
        $fromlatlon = getdirections_load_latlon_defaults();
      }
      $fromlocs = _getdirections_loadaddress($fromlocation[0]);
      // To
      $vid = getdirections_get_vid($nid);
      $tolocation = getdirections_load_locations($vid);
      if (count($tolocation)) {
        $tolatlon = $tolocation[0]['latitude'] . ',' . $tolocation[0]['longitude'];
      // sanity check
        if (! getdirections_latlon_check($tolatlon)) {
          watchdog('getdirections', 'Lat, Lon failed for node id !nid', array('!nid' => $nid), WATCHDOG_WARNING);
          $tolatlon = getdirections_load_latlon_defaults();
        }
        $tolocs = _getdirections_loadaddress($tolocation[0]);
        $content = getdirections_locations($fromlocs, $fromlatlon, $tolocs, $tolatlon, $width, $height);
        return $content;
      }
    }
  }
  return getdirections_direction();
}

//////////////////////////////
/**
 * Function to setup the map to display waypoints
 *
 * @param $uids
 *   Required. A comma delimited list of uids
 * @return
 *   Returns the themed map
 */
function getdirections_user_setlocations_via($uids, $width='', $height='') {

  $arruids = explode(',', $uids);
  foreach ($arruids AS $key => $uid) {
    if ($key > GETDIRECTIONS_WAYPOINTS_MAX && $key < count($arruids)) {
      continue;
    }
    if (! is_numeric($uid) || ! $uid) {
      continue;
    }
    $locations = getdirections_load_locations($uid, 'uid');
    if (! count($locations)) {
      continue;
    }
    $locs = _getdirections_loadaddress($locations[0]);
    $latlon = $locations[0]['latitude'] . ',' . $locations[0]['longitude'];
    // sanity check
    if (! getdirections_latlon_check($latlon)) {
      watchdog('getdirections', 'Lat, Lon failed for user id !nid', array('!nid' => $uid), WATCHDOG_WARNING);
      continue;
    }
    $latlons[] = $latlon;
  }
  $content = getdirections_locations_via($locs, $latlons, $width, $height);
  return $content;

}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param string $latlon
 *   Required. A latitude,longitude pair
 * @param string $locs
 * Optional. a description of the target.
 * @return
 *   Returns the themed map and form
 */
function getdirections_latlon($direction, $latlon, $locs='', $width='', $height='') {
  $country = '';
  $nid = 0;
  $type = 'other';
  if (! getdirections_latlon_check($latlon)) {
    watchdog('getdirections', 'Lat, Lon failed for user id !uid', array('!uid' => $uid), WATCHDOG_WARNING);
    $latlon = getdirections_load_latlon_defaults();
  }
  $content = getdirections_direction($direction, $locs, $country, $latlon, $nid, $type, $width, $height);
  return $content;
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param int $lid
 *   Required. The lid of the location
 * @return
 *   Returns the themed map and form
 */
function getdirections_setlocation_id($direction, $lid, $width='', $height='') {
  if (is_numeric($lid) && $lid) {
    $location = getdirections_load_location($lid);
    if (count($location)) {
      $country = (isset($location['country']) ? $location['country'] : '');
      $latlon = $location['latitude'] . ',' . $location['longitude'];
      // sanity check
      if (! getdirections_latlon_check($latlon)) {
        watchdog('getdirections', 'Lat, Lon failed for location id !lid', array('!lid' => $lid), WATCHDOG_WARNING);
        $latlon = getdirections_load_latlon_defaults();
      }
      // $locs only used for display now
      $locs = _getdirections_loadaddress($location);
      $content = getdirections_direction($direction, $locs, $country, $latlon, $lid, 'location', $width, $height);
      return $content;
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param int $tid
 *   Required. The tid of the location enabled taxonomy term
 * @return
 *   Returns the themed map and form
 */
function getdirections_term_setlocation($direction, $tid, $width='', $height='') {
  if (is_numeric($tid) && $tid) {
    $locations = getdirections_load_locations($tid, 'tid');
    if (count($locations)) {
      $country = (isset($locations[0]['country']) ? $locations[0]['country'] : '');
      $latlon = $locations[0]['latitude'] . ',' . $locations[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($latlon)) {
        watchdog('getdirections', 'Lat, Lon failed for term id !tid', array('!tid' => $tid), WATCHDOG_WARNING);
        $latlon = getdirections_load_latlon_defaults();
      }
      // $locs only used for display now
      #$loc = _getdirections_loadaddress($location[0]);
      $term = taxonomy_term_load($tid);
      $locs = $term->name;
      $content = getdirections_direction($direction, $locs, $country, $latlon, $tid, 'term', $width, $height);
      return $content;
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map and form
 *
 * @param string $direction
 *   Required. The direction the supplied input applies to
 * @param int $cid
 *   Required. The cid of the location enabled comment
 * @return
 *   Returns the themed map and form
 */
function getdirections_comment_setlocation($direction, $cid, $width='', $height='') {
  if (is_numeric($cid) && $cid) {
    $locations = getdirections_load_locations($cid, 'cid');
    if (count($locations)) {
      $country = (isset($locations[0]['country']) ? $locations[0]['country'] : '');
      $latlon = $locations[0]['latitude'] . ',' . $locations[0]['longitude'];
      // sanity check
      if (! getdirections_latlon_check($latlon)) {
        watchdog('getdirections', 'Lat, Lon failed for comment id !cid', array('!cid' => $cid), WATCHDOG_WARNING);
        $latlon = getdirections_load_latlon_defaults();
      }
      $comment = comment_load($cid);
      // $locs only used for display now
      $locs = $comment->subject;
      $content = getdirections_direction($direction, $locs, $country, $latlon, $cid, 'comment', $width, $height);
      return $content;
    }
  }
  return getdirections_direction();
}

/**
 * Function to setup the map scripts
 *
 * @param $defaults
 *   Required. the current settings.
 * Sets up the call to googlemaps, css and the relevant getdirections js in html head
 */
function getdirections_setup_map($defaults, $misc_defaults) {
  global $language;
  $getdirections_paths = getdirections_paths_get();

  if (variable_get('getdirections_use_v3', 0)) {

    // v3 googlemaps API
    $key = variable_get('getdirections_api3_key', '');
    $query = array();
    if (! empty($key)) {
      $query['key'] = $key;
    }
    $query['sensor'] = 'false';
    $query['language'] = $language->language;

    $libraries = array();
    if ($defaults['advanced_autocomplete']) {
      $libraries[] = 'places';
    }
    if ($misc_defaults['panoramio_show']) {
      $libraries[] = 'panoramio';
    }
    // more libraries here

    // load libraries if any
    if (count($libraries)) {
      $query['libraries'] = implode(',', $libraries);
    }

    $scheme = ($defaults['use_https'] ? 'https' : 'http');

    $gmapdomain = "maps.google.com/maps/api/js";
    if (! empty($key)) {
      $gmapdomain = "maps.googleapis.com/maps/api/js";
    }
    $gmaplink = url($scheme . '://' . $gmapdomain, array('query' => $query));

    if ($defaults['use_advanced']) {
      if ($defaults['advanced_alternate']) {
        $js = $getdirections_paths['getdirections_v3b_path'];
      }
      else {
        $js = $getdirections_paths['getdirections_v3a_path'];
      }
    }
    else {
      $js = $getdirections_paths['getdirections_v3_path'];
    }
  }
  else {
    // v2 googlemaps API
    if (module_exists('gmap')) {
      $query = array(
        'file' => 'api',
        'v' => ($defaults['api_version'] ? $defaults['api_version'] : GMAP_API_VERSION),
        'key' => gmap_get_key(),
        'hl' => $language->language,
      );
    }
    else {
      $query = array(
        'file' => 'api',
        'v' => ($defaults['api_version'] ? $defaults['api_version'] : '2'),
        'key' => variable_get('getdirections_api_key', ''),
        'hl' => $language->language,
      );
    }
    $scheme = 'http://maps.google.com/maps';
    if ($defaults['use_https']) {
      $scheme = 'https://maps-api-ssl.google.com/maps';
    }

    $gmaplink = url($scheme, array('query' => $query));
    if ($defaults['use_advanced']) {
      $js = $getdirections_paths['getdirections_v2a_path'];
    }
    else {
      $js = $getdirections_paths['getdirections_v2_path'];
    }
  }
  drupal_add_js($gmaplink, 'external');
  drupal_add_css(GETDIRECTIONS_PATH . '/getdirections.css');
  drupal_add_js($js);
}

/**
 * Implements hook_views_api().
 */
function getdirections_views_api() {
  return array('api' => 3);
}

/**
 * Function to collect an address
 *
 * @param array $location
 *
 * @return
 *   Returns array.
 */
function _getdirections_loadaddress($location, $addcountry = TRUE) {

  // theme it so others can change it
  return theme('getdirections_loadaddress', array('location' => $location, 'addcountry' => $addcountry));

}

/**
 * Function to check the user status and existence
 *
 * @param int $uid
 *
 * @return
 *   Returns status.
 */
function getdirections_user_check($uid) {
  $query = db_select('users', 'u')->fields('u', array('status'))->condition('u.uid', $uid);
  $row = $query->execute()->fetchAssoc();
  return (isset($row['status']) && $row['status'] ? TRUE : FALSE);
}

/**
 * Function to get the vid from node table.
 *
 * @param int $nid
 *
 * @return
 *   Returns vid.
 */
function getdirections_get_vid($nid) {
  if (is_numeric($nid) && $nid ) {
    $query = db_select('node', 'n')->fields('n', array('vid'))->condition('n.nid', $nid);
    $row = $query->execute()->fetchAssoc();
    return (isset($row['vid']) && $row['vid'] ? $row['vid'] : FALSE);
  }
  return FALSE;
}

function getdirections_get_nid($vid) {
  if (is_numeric($vid) && $vid ) {
    $query = db_select('node', 'n')->fields('n', array('nid'))->condition('n.vid', $vid);
    $row = $query->execute()->fetchAssoc();
    return (isset($row['nid']) && $row['nid'] ? $row['nid'] : FALSE);
  }
  return FALSE;
}

function getdirections_get_nid_from_lid($lid) {
  if ($lid) {
    $query = FALSE;
    if (module_exists('getlocations_fields')) {
      $nid = getlocations_get_nid_from_lid($lid);
      if ($nid) {
        return $nid;
      }
    }
    elseif (module_exists('location')) {
      $query = db_select('location_instance', 'i')->fields('i', array('nid'))->condition('i.lid', $lid);
    }
    if ($query) {
      $row = $query->execute()->fetchAssoc();
      return (isset($row['nid']) && $row['nid'] ? $row['nid'] : FALSE);
    }
  }
  return FALSE;
}

function getdirections_get_tid_from_lid($lid) {

  $tid = FALSE;
  if (module_exists('getlocations_fields')) {
    $tid = getlocations_get_tid_from_lid($lid);
  }
  if ($tid) {
    return $tid;
  }
  return FALSE;
}


function getdirections_get_lid_title($lid) {
  if ($lid) {
    $query = FALSE;
    if (module_exists('getlocations_fields')) {
      $query = db_select('getlocations_fields', 'i')->fields('i', array('name'))->condition('i.glid', $lid);
    }
    elseif (module_exists('location')) {
      $query = db_select('location', 'i')->fields('i', array('name'))->condition('i.lid', $lid);
    }
    if ($query) {
      $row = $query->execute()->fetchAssoc();
      return (isset($row['name']) && $row['name'] ? $row['name'] : FALSE);
    }
  }
  return FALSE;
}

function getdirections_is_advanced() {
  $defaults = getdirections_defaults();
  if ( isset($defaults['use_advanced']) && $defaults['use_advanced']) {
    return TRUE;
  }
  return FALSE;
}

function getdirections_load_latlon_defaults() {
  $getdirections_defaults = getdirections_defaults();
  return $getdirections_defaults['latlong'];
}

function getdirections_check() {
  $check = variable_get('getdirections_default', 'xxx');
  if ($check == 'xxx') {
    return FALSE;
  }
  return TRUE;
}

/**
 * Function to check a lat,lon string
 *
 * @param string $latlon
 *
 * @return
 *   Returns true or false
 */
function getdirections_latlon_check($latlon) {
  if (! empty($latlon) && preg_match("/[0-9.\-],[0-9.\-]/", $latlon)) {
    $ll = explode(',', $latlon);
    if (isset($ll[0]) && is_numeric($ll[0]) && $ll[0] <> 0 && isset($ll[1]) && is_numeric($ll[1]) && $ll[1] <> 0) {
      return $latlon;
    }
  }
  return FALSE;
}

// for colorbox and suchlike
function getdirections_direction_box() {

  $a1 = FALSE;
  $a2 = FALSE;
  $a3 = FALSE;
  $a4 = FALSE;

  if (arg(1)) {
    $a1 = arg(1);
  }
  if (arg(2)) {
    $a2 = arg(2);
  }
  if (arg(3)) {
    $a3 = arg(3);
  }
  if (arg(4)) {
    $a4 = arg(4);
  }

  if ($a1 == 'location' && ($a2 == 'from' || $a2 == 'to') && is_numeric($a3) ) {
    $content = getdirections_setlocation($a2, $a3);
  }
  elseif ($a1 == 'locations' && is_numeric($a2) && is_numeric($a3)) {
    $content = getdirections_setlocations($a2, $a3);
  }
  elseif ($a1 == 'locations_via' && $a2) {
    $content = getdirections_setlocations_via($a2);
  }
  elseif ($a1 == 'locations_user_via' && $a2) {
    $content = getdirections_user_setlocations_via($a2);
  }
  elseif ($a1 == 'location_user' && ($a2 == 'from' || $a2 == 'to') && is_numeric($a3)) {
    $content = getdirections_user_setlocation($a2, $a3);
  }
  elseif ($a1 == 'locations_users' && is_numeric($a2) && is_numeric($a3)) {
    $content = getdirections_user_setlocations($a2, $a3);
  }
  elseif ($a1 == 'location_n2u' && is_numeric($a2) && is_numeric($a3)) {
    $content = getdirections_n2u_setlocation($a2, $a3);
  }
  elseif ($a1 == 'location_u2n' && is_numeric($a2) && is_numeric($a3)) {
    $content = getdirections_u2n_setlocation($a2, $a3);
  }
  elseif ($a1 == 'latlon' && ($a2 == 'from' || $a2 == 'to')) {
    $content = getdirections_latlon($a2, $a3, $a4);
  }
  elseif ($a1 == 'latlons' && $a2) {
    $content = getdirections_latlons($a2);
  }
  elseif ($a1 == 'location_id' && ($a2 == 'from' || $a2 == 'to')) {
    $content = getdirections_setlocation_id($a2, $a3);
  }
  elseif ($a1 == 'location_term' && ($a2 == 'from' || $a2 == 'to')) {
    $content = getdirections_term_setlocation($a2, $a3);
  }
  elseif ($a1 == 'location_comment' && ($a2 == 'from' || $a2 == 'to')) {
    $content = getdirections_comment_setlocation($a2, $a3);
  }
  else {
    $content = getdirections_direction();
  }

  $output = theme('getdirections_box', array('content' => $content));
  print $output;
  exit;
}


function getdirections_load_locations($id, $key = 'vid') {
  $locations = '';
  $module = getdirections_get_current_supported_module();
  if ($module == 'getlocations_fields') {
    $locations = getlocations_fields_load_locations($id, $key);
  }
  elseif ($module == 'location_node' || $module == 'location_cck' ) {
    $locations = location_load_locations($id, $key);
  }
  elseif ($module == 'geofield') {
    $locations = getdirections_other_load_locations($id, $key, 'geofield');
  }
  elseif ($module  == 'geolocation') {
    $locations = getdirections_other_load_locations($id, $key, 'geolocation');
  }
  return $locations;
}

function getdirections_load_location($lid) {
  $location = '';
  if (module_exists('getlocations_fields')) {
    $location = getlocations_fields_load_location($lid);
  }
  elseif (module_exists('location')) {
    $location = location_load_location($lid);
  }
  return $location;
}

function getdirections_other_load_locations($id, $key = 'vid', $module = '') {
  global $language;

  $locations = array();
  if (empty($module)) {
    return $locations;
  }

  if ($key == 'nid') {
    $entity_type = 'node';
    $obj = node_load($id);
    $location_name = $obj->title;
  }
  elseif ($key == 'vid') {
    $entity_type = 'node';
    $obj = node_load(NULL, $id);
    $location_name = $obj->title;
  }
  elseif ($key == 'uid') {
    $entity_type = 'user';
    $obj = user_load($id);
    $location_name = $obj->name;
  }
  elseif ($key == 'tid') {
    $entity_type = 'taxonomy_term';
    $obj = taxonomy_term_load($id);
    $location_name = $obj->name;
  }
  elseif ($key == 'cid') {
    $entity_type = 'comment';
    $obj = comment_load($id);
    $location_name = $obj->subject;
  }
  // get the field_xxx names
  $objfields = array();
  foreach ($obj AS $k => $therest) {
    if (preg_match("/^field_/", $k)) {
      $objfields[] = $k;
    }
  }
  if (empty($objfields)) {
    return $locations;
  }

  // find a geofield
  if ($module == 'geofield') {
    $type = 'geofield';
    $geofields = getdirections_other_get_fieldname($type, $module, $entity_type);
    if (! empty($geofields)) {
      $geofield = '';
      foreach ($objfields AS $field) {
        if (in_array($field, $geofields)) {
          $geofield = $field;
        }
      }
      if ( empty($geofield)) {
        return $locations;
      }
      // got one
      $geo = $obj->{$geofield};
      $geo_keys = array_keys($geo);
      foreach ($geo_keys AS $lang) {
        if ($lang == $language->language || (isset($obj->language) && $lang == $obj->language) || $lang == 'und') {
          $ct = 0;
          foreach ($geo[$lang] AS $g) {
            $locations[$ct]['latitude']  = $g['lat'];
            $locations[$ct]['longitude'] = $g['lon'];
            $locations[$ct][$key] = $id;
            if ($key == 'vid') {
              $locations[$ct]['nid'] = getdirections_get_nid($id);
            }
            $locations[$ct]['key'] = $key;
            $ct++;
          }
        }
      }
    }
  }
  elseif ($module == 'geolocation') {
    $type = 'geolocation_latlng';
    $geolocationfields = getdirections_other_get_fieldname($type, $module, $entity_type);
    if (! empty($geolocationfields)) {
      $geolocationfield = '';
      foreach ($objfields AS $field) {
        // test for geolocationfields
        if (in_array($field, $geolocationfields)) {
          $geolocationfield = $field;
        }
      }
      if (empty($geolocationfield)) {
        return $locations;
      }
      // got one
      $geo = $obj->{$geolocationfield};
      $geo_keys = array_keys($geo);
      foreach ($geo_keys AS $lang) {
        if ($lang == $language->language || (isset($obj->language) && $lang == $obj->language) || $lang == 'und') {
          $ct = 0;
          foreach ($geo[$lang] AS $g) {
            $locations[$ct]['latitude']  = $g['lat'];
            $locations[$ct]['longitude'] = $g['lng'];
            $locations[$ct][$key] = $id;
            if ($key == 'vid') {
              $locations[$ct]['nid'] = getdirections_get_nid($id);
            }
            $locations[$ct]['key'] = $key;
            $locations[$ct]['name'] = $location_name;
            $ct++;
          }
        }
      }
    }
  }

  // addressfield
  if (module_exists('addressfield')) {
    // find an addressfield
    $type = 'addressfield';
    $addressfields = getdirections_other_get_fieldname($type, 'addressfield', $entity_type);
    if (! empty($addressfields)) {
      foreach ($objfields AS $field) {
        if (in_array($field, $addressfields)) {
          $addressfield = $field;
        }
      }
      if (empty($addressfield)) {
        return $locations;
      }
      // got one
      $addr = $obj->{$addressfield};
      $addr_keys = array_keys($addr);
      foreach ($addr_keys AS $lang) {
        if ($lang == $language->language || (isset($obj->language) && $lang == $obj->language) || $lang == 'und') {
          $ct = 0;
          foreach ($addr[$lang] AS $a) {
            $locations[$ct] += getdirections_addressfield_convert($a);
            $ct++;
          }
        }
      }
    }
  }

  return $locations;
}

function getdirections_other_get_fieldname($type, $module, $entity_type = '') {

  $query = db_select('field_config', 'fc');
  $query->fields('fc', array('field_name'));
  $query->join('field_config_instance', 'i', 'fc.id = i.field_id');
  $query->condition('fc.module', $module);
  $query->condition('fc.type', $type);
  $query->condition('fc.active', 1);
  $query->condition('fc.storage_active', 1);
  if (! empty($entity_type)) {
    $query->condition('i.entity_type', $entity_type);
  }
  $rows = $query->execute();
  $field_names = array();
  foreach ($rows AS $row) {
    $field_names[] = $row->field_name;
  }
  return $field_names;

}

function getdirections_paths_get() {
  $getdirections_paths = variable_get('getdirections_paths', array(
    'getdirections_v2_path' => GETDIRECTIONS_PATH . '/getdirections_v2.js',
    'getdirections_v2a_path' => GETDIRECTIONS_PATH . '/getdirections_v2a.js',
    'getdirections_v3_path' => GETDIRECTIONS_PATH . '/getdirections_v3.js',
    'getdirections_v3a_path' => GETDIRECTIONS_PATH . '/getdirections_v3a.js',
    'getdirections_v3b_path' => GETDIRECTIONS_PATH . '/getdirections_v3b.js',
  ));
  return $getdirections_paths;
}

function getdirections_get_datestamp() {
  $d = $_GET['d'];
  $t = $_GET['t'];
  $date = $d . ' ' . $t;
  $time = strtotime($date);
  drupal_json_output(array('content' => ($time * 1000)));
}

function getdirections_is_mobile() {

  $getdirections_misc_defaults = getdirections_misc_defaults();
  if (! $getdirections_misc_defaults['geolocation_mobile_check']) {
    return TRUE;
  }
  $getdirections_ua = getdirections_ua_get();
  $str = "/" . $getdirections_ua['ua_string'] . "/i";
  $is_mobile = FALSE;
  $ua = $_SERVER['HTTP_USER_AGENT'];
  if (preg_match($str, $ua)) {
    $is_mobile = TRUE;
  }
  return $is_mobile;
}

function getdirections_ua_get() {
  $default = array('ua_string' => "iphone|ipad|android|blackberry|blazer|bolt|symbian|mobile safari|fennec|gobrowser|iemobile|maemo browser|profile midp|minimo|kindle|opera mini|opera mobi|skyfire|teashark|uzardweb");
  $getdirections_ua = variable_get('getdirections_ua', $default);
  return $getdirections_ua;
}

/**
 * @return
 *   Returns location array
 *
 */
function getdirections_smart_ip() {
  if (module_exists('smart_ip')) {
    global $user;
    $location = FALSE;
    if ($user->uid > 0 && isset($user->data['geoip_location'])) {
      $location = $user->data['geoip_location'];
    }
    elseif (isset($_SESSION['smart_ip']['location'])) {
      $location = $_SESSION['smart_ip']['location'];
    }
    drupal_json_output($location);
  }
  exit;
}

/**
 * @return
 *   Returns location array
 *
 */
function getdirections_ip_geoloc() {
  if (module_exists('ip_geoloc')) {
    $location = FALSE;
    if (isset($_SESSION['ip_geoloc']['location'])) {
      $location = $_SESSION['ip_geoloc']['location'];
    }
    drupal_json_output($location);
  }
  exit;
}

function getdirections_supported_modules() {
  return array(
    'getlocations_fields',
    'geofield',
    'geolocation',
    'location_node',
    'location_cck',
  );
}

function getdirections_get_current_supported_module() {
  $modules = getdirections_supported_modules();
  foreach ($modules AS $module) {
    if (module_exists($module)) {
      return $module;
    }
  }
  return FALSE;
}

function getdirections_addressfield_convert($address) {
  $location = theme('getdirections_addressfield_convert', array('address' => $address));
  return $location;
}

/**
 * Implements hook_theme().
 *
 * This lets us tell Drupal about our theme functions and their variables.
 */
function getdirections_theme() {
  return array(
    'getdirections_show' => array(
      'variables' => array(
        'form' => NULL,
        'width' => '',
        'height' => '',
        'nid' => 0,
        'type' => '',
      ),
    ),
    'getdirections_show_locations' => array(
      'variables' => array(
        'width' => '',
        'height' => '',
        'fromlocs' => '',
        'tolocs' => '',
      ),
    ),
    'getdirections_show_locations_via' => array(
      'variables' => array(
        'width' => '',
        'height' => '',
        'locs' => NULL,
      ),
    ),
    'getdirections_direction_form' => array(
      'render element' => 'form',
    ),
    'getdirections_box' => array(
      'variables' => array('content' => NULL),
      'template' => 'getdirections_box',
    ),
    'getdirections_loadaddress' => array(
      'variables' => array(
        'location' => array(),
        'addcountry' => FALSE,
      ),
    ),
    'getdirections_addressfield_loadaddress' => array(
      'variables' => array(
        'address' => array(),
        'addcountry' => FALSE,
      ),
    ),
    'getdirections_addressfield_convert' => array(
      'variables' => array(
        'address' => array(),
      ),
    ),
  );
}

/**
 * Theme to use for when one or no locations are supplied.
 *
 */
function theme_getdirections_show($variables) {
  $form = $variables['form'];
  $width = $variables['width'];
  $height = $variables['height'];
  $nid = $variables['nid'];
  $type =  $variables['type'];
  $output = '';
  $getdirections_returnlink_default = array(
    'page_enable' => 0,
    'page_link' => t('Return to page'),
    'user_enable' => 0,
    'user_link' => t('Return to page'),
    'term_enable' => 0,
    'term_link' => t('Return to page'),
    'comment_enable' => 0,
    'comment_link' => t('Return to page'),
  );
  $getdirections_returnlink = variable_get('getdirections_returnlink', $getdirections_returnlink_default);
  $returnlink = FALSE;
  if (isset($getdirections_returnlink['page_enable']) && $getdirections_returnlink['page_enable'] && $nid > 0 && $type == 'node') {
    $node = node_load($nid);
    if ($node) {
      $linktext = $getdirections_returnlink['page_link'];
      if ( preg_match("/%t/", $linktext)) {
        $linktext = preg_replace("/%t/", $node->title, $linktext);
      }
      $l = l($linktext, 'node/' . $node->nid);
      $returnlink = '<div class="getdirections_returnlink">' . $l . '</div>';
    }
  }
  elseif (isset($getdirections_returnlink['user_enable']) && $getdirections_returnlink['user_enable'] && $nid > 0 && $type == 'user') {
    // $nid is actually uid
    $account = user_load($nid);
    if ($account) {
      $linktext = $getdirections_returnlink['user_link'];
      if ( preg_match("/%n/", $linktext)) {
        $linktext = preg_replace("/%n/", $account->name, $linktext);
      }
      $l = l($linktext, 'user/' . $account->uid);
      $returnlink = '<div class="getdirections_returnlink">' . $l . '</div>';
    }
  }
  elseif (isset($getdirections_returnlink['page_enable']) && $getdirections_returnlink['page_enable'] && $nid > 0 && $type == 'location') {
    // $nid is actually lid
    $id = getdirections_get_nid_from_lid($nid);
    if ($id) {
      $node = node_load($id);
      $linktext = $getdirections_returnlink['page_link'];
      if ( preg_match("/%t/", $linktext)) {
        $linktext = preg_replace("/%t/", $node->title, $linktext);
      }
      $l = l($linktext, 'node/' . $node->nid);
      $returnlink = '<div class="getdirections_returnlink">' . $l . '</div>';
    }
  }
  elseif (isset($getdirections_returnlink['term_enable']) && $getdirections_returnlink['term_enable'] && $nid > 0 && $type == 'term') {
    // $nid is actually tid
    $term = taxonomy_term_load($nid);
    if ($term) {
      $linktext = $getdirections_returnlink['term_link'];
      if ( preg_match("/%n/", $linktext)) {
        $linktext = preg_replace("/%n/", $term->name, $linktext);
      }
      $l = l($linktext, 'taxonomy/term/' . $term->tid);
      $returnlink = '<div class="getdirections_returnlink">' . $l . '</div>';
    }
  }
  elseif (isset($getdirections_returnlink['comment_enable']) && $getdirections_returnlink['comment_enable'] && $nid > 0 && $type == 'comment') {
    // $nid is actually cid
    $comment = comment_load($nid);
    if ($comment) {
      $linktext = $getdirections_returnlink['comment_link'];
      if ( preg_match("/%n/", $linktext)) {
        $linktext = preg_replace("/%n/", $comment->subject, $linktext);
      }
      $l = l($linktext, 'comment/' . $comment->cid);
      $returnlink = '<div class="getdirections_returnlink">' . $l . '</div>';
    }
  }

  if ($returnlink) {
    $output .= $returnlink;
  }

  $output .= $form;

  $getdirections_defaults = getdirections_defaults();
  $getdirections_misc = getdirections_misc_defaults();

  if ($getdirections_misc['show_distance']) {
    $output .= '<div id="getdirections_show_distance"></div>';
  }
  if ($getdirections_misc['show_duration']) {
    $output .= '<div id="getdirections_show_duration"></div>';
  }
  $help = '';
  if (getdirections_is_advanced()) {
    if ($getdirections_defaults['waypoints'] > 0 && ! $getdirections_defaults['advanced_alternate'] ) {
      $help = t('Drag <img src="http://labs.google.com/ridefinder/images/mm_20_!c.png"> to activate a waypoint', array('!c' => $getdirections_defaults['waypoint_color']));
      if ($getdirections_defaults['advanced_autocomplete'] && $getdirections_defaults['advanced_autocomplete_via'] ) {
        $help .= ' ' . t('or use the Autocomplete boxes');
      }
    }
    elseif ($getdirections_defaults['advanced_alternate']) {
      $help = t('You can drag the route to change it');
    }
  }
  $output .= '<div id="getdirections_help">' . $help . '</div>';
  $header = array();
  $rows[] = array(
    array(
      'data' => '<div id="getdirections_map_canvas" style="width: ' . $width . '; height: ' . $height . '" ></div>',
      'valign' => 'top',
      'align' => 'center',
      'class' => 'getdirections-map',
    ),
    array(
      'data' => (getdirections_is_advanced() && $getdirections_defaults['advanced_alternate'] ? '<button id="getdirections-undo" onclick="Drupal.getdirectionsundo()">' . t('Undo') . '</button>' : '') . '<div id="getdirections_directions"></div>',
      'valign' => 'top' ,
      'align' => 'left',
      'class' => 'getdirections-list',
    ),
  );
  $output .= '<div class="getdirections">' . theme('table', array('header' => $header, 'rows' => $rows)) . '</div>';
  return $output;
}

/**
 * Theme to use for when both locations are supplied.
 *
 */
function theme_getdirections_show_locations($variables) {
  $width = $variables['width'];
  $height = $variables['height'];
  $fromlocs = $variables['fromlocs'];
  $tolocs = $variables['tolocs'];
  $output = "";
  $output .= "<div class='getdirections_display'><label>" . t('From') . ":</label> " . $fromlocs . "</div>";
  $output .= "<div class='getdirections_display'><label>" . t('To') . ":</label> " . $tolocs . "</div>";

  $getdirections_misc = getdirections_misc_defaults();
  if ($getdirections_misc['show_distance']) {
    $output .= '<div id="getdirections_show_distance"></div>';
  }
  if ($getdirections_misc['show_duration']) {
    $output .= '<div id="getdirections_show_duration"></div>';
  }
  $header = array();

  $rows[] = array(
    array(
      'data' => '<div id="getdirections_map_canvas" style="width: ' . $width . '; height: ' . $height . '" ></div>',
      'valign' => 'top',
      'align' => 'center',
      'class' => 'getdirections-map',
    ),
    array(
      'data' => '<div id="getdirections_directions"></div>',
      'valign' => 'top' ,
      'align' => 'left',
      'class' => 'getdirections-list',
    ),
  );
  $output .= '<div class="getdirections">' . theme('table', array('header' => $header, 'rows' => $rows)) . '</div>';
  return $output;
}

/**
 * Theme to use for when both locations are supplied with waypoints.
 *
 */
function theme_getdirections_show_locations_via($variables) {
  $width = $variables['width'];
  $height = $variables['height'];
  $locs = $variables['locs'];
  $output = "";
  foreach ($locs AS $key => $loc) {
    if ($key == 0) {
      $label = t('From');
    }
    elseif ($key == count($locs)-1) {
      $label = t('To');
    }
    else {
      $label = t('Via');
    }
    $output .= "<div class='getdirections_display'><label>" . $label . ":</label> " . $loc . "</div>";
  }

  $getdirections_misc = getdirections_misc_defaults();
  if ($getdirections_misc['show_distance']) {
    $output .= '<div id="getdirections_show_distance"></div>';
  }
  if ($getdirections_misc['show_duration']) {
    $output .= '<div id="getdirections_show_duration"></div>';
  }
  $header = array();

  $rows[] = array(
    array(
      'data' => '<div id="getdirections_map_canvas" style="width: ' . $width . '; height: ' . $height . '" ></div>',
      'valign' => 'top',
      'align' => 'center',
      'class' => 'getdirections-map',
    ),
    array(
      'data' => '<div id="getdirections_directions"></div>',
      'valign' => 'top' ,
      'align' => 'left',
      'class' => 'getdirections-list',
    ),
  );
  $output .= '<div class="getdirections">' . theme('table', array('header' => $header, 'rows' => $rows)) . '</div>';
  return $output;
}


function theme_getdirections_direction_form($variables) {
  $form = $variables['form'];
  // if you want to do fancy things with the form, do it here ;-)
  $getdirections_defaults = getdirections_defaults();
  $getdirections_misc = getdirections_misc_defaults();
  if (isset($form['mto'])) {
    $form['mto']['#prefix'] = '<div class="container-inline getdirections_display">';
    $form['mto']['#suffix'] = '</div>';
  }
  if (isset($form['mfrom'])) {
    $form['mfrom']['#prefix'] = '<div class="container-inline getdirections_display">';
    $form['mfrom']['#suffix'] = '</div>';
  }
  if (isset($form['travelmode'])) {
    $form['travelmode']['#prefix'] = '<div class="container-inline getdirections_display">';
    $form['travelmode']['#suffix'] = '</div>';
  }
  if (isset($form['travelextras'])) {
    $form['travelextras']['#prefix'] = '<div class="container-inline getdirections_display">';
    $form['travelextras']['#suffix'] = '</div>';
  }
  if (! $getdirections_defaults['advanced_autocomplete']) {
    if ($getdirections_misc['geolocation_enable'] && getdirections_is_mobile()) {
      if ($getdirections_misc['geolocation_option'] == 1) {
        // html5 geolocation
        $geolocation_button = '<input type="button" value="' . t('Find Location') . '" title="' . t('Get the latitude and longitude for your current position from the browser') . '" id="getdirections_geolocation_button_from" class="form-submit" />';
        $geolocation_button .= '<span id="getdirections_geolocation_status_from" ></span>';
        $form['from']['#field_suffix'] = '&nbsp;&nbsp;&nbsp;' . $geolocation_button;
      }
      elseif ($getdirections_misc['geolocation_option'] == 2 && module_exists('smart_ip')) {
        // smart ip
        $geolocation_button = '<input type="button" value="' . t('Locate by Smart IP') . '" title="' . t('Get the latitude and longitude for your current position from Smart IP') . '" id="getdirections_geolocation_button_from" class="form-submit" />';
        $geolocation_button .= '<span id="getdirections_geolocation_status_from" ></span>';
        $form['from']['#field_suffix'] = '&nbsp;&nbsp;&nbsp;' . $geolocation_button;
      }
      elseif ($getdirections_misc['geolocation_option'] == 3 && module_exists('ip_geoloc')) {
        // ip_geoloc
        $geolocation_button = '<input type="button" value="' . t('Locate by IP Geolocation') . '" title="' . t('Get the latitude and longitude for your current position from IP Geolocation') . '" id="getdirections_geolocation_button_from" class="form-submit" />';
        $geolocation_button .= '<span id="getdirections_geolocation_status_from" ></span>';
        $form['from']['#field_suffix'] = '&nbsp;&nbsp;&nbsp;' . $geolocation_button;
      }
    }
  }
  if (getdirections_is_advanced()) {
    $desc = t('Fill in the form below.<br />You can also click on the map and move the marker.');
    if (isset($form['country_from'])) {
      $desc = t('Select a country first, then type in a town.<br />You can also click on the map and move the marker.');
      $form['country_from']['#prefix'] = '<div id="getdirections_start"><div class="container-inline getdirections_display">';
      $form['country_from']['#suffix'] = '</div>';
    }
    if (isset($form['from'])
      && $form['from']['#type'] == 'textfield'
      && (module_exists('location') || module_exists('getlocations_fields'))
      && ! $getdirections_defaults['advanced_autocomplete']
      && isset($form['country_from'])
    ) {
      $form['from']['#suffix'] = '</div>';
    }
    if (isset($form['country_to'])) {
      $form['country_to']['#prefix'] = '<div id="getdirections_end"><div class="container-inline getdirections_display">';
      $form['country_to']['#suffix'] = '</div>';
    }
    if (isset($form['to'])
      && $form['to']['#type'] == 'textfield'
      && (module_exists('location') || module_exists('getlocations_fields'))
      && ! $getdirections_defaults['advanced_autocomplete']
      && isset($form['country_to'])
    ) {
      $form['to']['#suffix'] = '</div>';
    }
    if ($getdirections_defaults['advanced_autocomplete'] && $getdirections_defaults['waypoints'] > 0 && $getdirections_defaults['advanced_autocomplete_via'] && ! $getdirections_defaults['advanced_alternate'] ) {
      for ($ct = 1; $ct <= $getdirections_defaults['waypoints']; $ct++) {
      if ($ct == 1) {
          $form['via_autocomplete_' . $ct]['#prefix'] = '<div id="autocomplete_via_wrapper"><div class="container-inline getdirections_display">';
          $form['via_autocomplete_' . $ct]['#suffix'] = '</div>';
        }
        elseif ($ct == $getdirections_defaults['waypoints']) {
          $form['via_autocomplete_' . $ct]['#prefix'] = '<div class="container-inline getdirections_display">';
          $form['via_autocomplete_' . $ct]['#suffix'] = '</div></div>';
        }
        else {
          $form['via_autocomplete_' . $ct]['#prefix'] = '<div class="container-inline getdirections_display">';
          $form['via_autocomplete_' . $ct]['#suffix'] = '</div>';
        }
      }
    }
  }
  else {
    if (isset($form['country_from'])) {
      $form['country_from']['#prefix'] = '<div class="container-inline getdirections_display">';
      $form['country_from']['#suffix'] = '</div>';
    }
    if (isset($form['country_to'])) {
      $form['country_to']['#prefix'] = '<div class="container-inline getdirections_display">';
      $form['country_to']['#suffix'] = '</div>';
    }
    $desc = t('Fill in the form below.');
  }

  if (isset($form['trafficinfo'])) {
    $form['trafficinfo']['#prefix'] = '<div id="getdirections_trafficinfo">';
    $form['trafficinfo']['#suffix'] = '</div>';
  }
  if (isset($form['bicycleinfo'])) {
    $form['bicycleinfo']['#prefix'] = '<div id="getdirections_bicycleinfo">';
    $form['bicycleinfo']['#suffix'] = '</div>';
  }
  if (isset($form['transitinfo'])) {
    $form['transitinfo']['#prefix'] = '<div id="getdirections_transitinfo">';
    $form['transitinfo']['#suffix'] = '</div>';
  }

  if (isset($form['panoramio'])) {
    $form['panoramio']['#prefix'] = '<div id="getdirections_panoramio">';
    $form['panoramio']['#suffix'] = '</div>';
  }
  if (isset($form['switchfromto'])) {
    $form['switchfromto']['#prefix'] = '<div id="getdirections_switchfromto">';
    $form['switchfromto']['#suffix'] = '</div>';
  }
  if (isset($form['next'])) {
    $form['next']['#prefix'] = '<div id="getdirections_nextbtn">';
    $form['next']['#suffix'] = '</div>';
  }

  if (isset($form['submit'])) {
    $form['submit']['#prefix'] = '<div id="getdirections_btn">';
    $form['submit']['#suffix'] = '</div>';
  }
  $output = '<p class="description">' . $desc . '</p>';
  $output .= drupal_render_children($form);
  return $output;
}

function template_preprocess_getdirections_box(&$variables) {

  if (module_exists('admin_menu')) {
    admin_menu_suppress();
  }
  drupal_add_js(GETDIRECTIONS_PATH . '/getdirections_box.js');

  // Construct page title
  if (drupal_get_title()) {
    $head_title = array(strip_tags(drupal_get_title()), variable_get('site_name', 'Drupal'));
  }
  else {
    $head_title = array(variable_get('site_name', 'Drupal'));
    if (variable_get('site_slogan', '')) {
      $head_title[] = variable_get('site_slogan', '');
    }
  }
  $variables['head_title']        = implode(' | ', $head_title);
  $variables['base_path']         = base_path();
  $variables['head']              = drupal_get_html_head();
  $variables['language']          = $GLOBALS['language'];
  $variables['language']->dir     = $GLOBALS['language']->direction ? 'rtl' : 'ltr';
  $variables['css']               = drupal_add_css();
  $variables['styles']            = drupal_get_css();
  $variables['scripts']           = drupal_get_js();
  $variables['title']             = drupal_get_title();
  // Closure should be filled last.
  $variables['closure']           = theme('closure');
  // Compile a list of classes that are going to be applied to the body element.
  // This allows advanced theming based on context (home page, node of certain type, etc.).
  $body_classes = array();
  // Add a class that tells us whether we're on the front page or not.
  $body_classes[] = $variables['is_front'] ? 'front' : 'not-front';
  // Add a class that tells us whether the page is viewed by an authenticated user or not.
  $body_classes[] = $variables['logged_in'] ? 'logged-in' : 'not-logged-in';
  $body_classes[] = 'no-sidebars';
  // Implode with spaces.
  $variables['body_classes'] = implode(' ', $body_classes);

}

function theme_getdirections_loadaddress($variables) {
  $location = $variables['location'];
  $addcountry = $variables['addcountry'];

  $loc = array();
  if (isset($location['name']) && $location['name']) {
    $loc[] = $location['name'];
  }
  if (isset($location['street']) && $location['street']) {
    $loc[] = $location['street'];
  }
  if (isset($location['additional']) && $location['additional']) {
    $loc[] = $location['additional'];
  }
  if (isset($location['city']) && $location['city']) {
    $loc[] = $location['city'];
  }
  if (isset($location['province_name']) && $location['province_name']) {
    $loc[] = $location['province_name'];
  }
  if (isset($location['postal_code']) && $location['postal_code']) {
    $loc[] = $location['postal_code'];
  }
  if ($addcountry) {
    if (isset($location['country']) && $location['country']) {
      $loc[] = drupal_strtoupper($location['country']);
    }
  }

  $output = implode(', ', $loc);
  return $output;

}


function theme_getdirections_addressfield_loadaddress($variables) {
  $address = $variables['address'];
  $addcountry = $variables['addcountry'];
  $location = getdirections_addressfield_convert($address);
  return theme('getdirections_loadaddress', array('location' => $location, 'addcountry' => $addcountry));
}

function theme_getdirections_addressfield_convert($variables) {
  $address = $variables['address'];
  $location = array();
  if (is_array($address) && ! empty($address)) {
    $name = array();
    if (isset($address['name_line']) && $address['name_line']) {
      $name[] = $address['name_line'];
    }
    if (isset($address['first_name']) && $address['first_name']) {
      if (isset($address['last_name']) && $address['last_name']) {
        $name[] = $address['first_name'] . ' ' . $address['last_name'];
      }
      else {
        $name[] = $address['first_name'];
      }
    }
    elseif (isset($address['last_name']) && $address['last_name']) {
      $name[] = $address['last_name'];
    }
    if (isset($address['organisation_name']) && $address['organisation_name']) {
      $name[] = $address['organisation_name'];
    }
    $location['name'] = (count($name) ? implode(", ", $name) : '');

    $location['street'] = $address['thoroughfare'];
    $additional = array();
    if ($address['premise']) {
      $additional[] = $address['premise'];
    }
    if ($address['sub_premise']) {
      $additional[] = $address['sub_premise'];
    }
    $location['additional'] = (count($additional) ? implode(", ", $additional) : '');
    $city = array();
    if ($address['dependent_locality']) {
      $city[] = $address['dependent_locality'];
    }
    if ($address['locality']) {
      $city[] = $address['locality'];
    }
    $location['city'] = (count($city) ? implode(", ", $city) : '');
    $admin_area = array();
    if ($address['sub_administrative_area']) {
      $admin_area[] = $address['sub_administrative_area'];
    }
    if ($address['administrative_area']) {
      $admin_area[] = $address['administrative_area'];
    }
    $location['province_name'] = (count($admin_area) ? implode(", ", $admin_area) :'');
    $location['postal_code'] = drupal_strtoupper($address['postal_code']);
    $location['country_name'] = (isset($address['country_name']) ? $address['country_name'] : $address['country']);
    $location['country'] = $address['country'];
  }
  return $location;

}