function geolocation_googlemaps_field_widget_form in Geolocation Field 7

Implements hook_field_widget_form().

File

modules/geolocation_googlemaps/geolocation_googlemaps.module, line 366

Google Maps widget and formatters for Geolocation.

Code

function geolocation_googlemaps_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {

  // In order to make Geolocation field work with the popular Field collection
  // module we check if our map widget is part of a Field collection and add the
  // #field_parents delta.
  if ($instance['entity_type'] == 'field_collection_item') {
    $depth = count($element['#field_parents']) - 1;
    $parent_delta = $element['#field_parents'][$depth];
    $id = $instance['id'] . '-' . $parent_delta . '-' . $delta;
  }
  else {
    $id = $instance['id'] . '-' . $delta;
  }
  $lat_value = isset($items[$delta]['lat']) ? $items[$delta]['lat'] : NULL;

  // To make this widget compatible with geofiled we need to rename the keys for
  // longitude. Geofield uses "lon" while Geolocation Field uses "lng".
  if ($field['type'] == 'geofield') {
    $lng_value = isset($items[$delta]['lon']) ? $items[$delta]['lon'] : NULL;
  }
  else {
    $lng_value = isset($items[$delta]['lng']) ? $items[$delta]['lng'] : NULL;
  }
  $element += array(
    '#delta' => $delta,
  );
  switch ($instance['widget']['type']) {
    case 'geolocation_googlemap':
      $element['address'] = array(
        '#type' => 'item',
        '#title' => $element['#title'],
        '#prefix' => '<div id="geolocation-address-' . $id . '" class="geolocation-address">',
        '#suffix' => '</div>',
        '#required' => $instance['required'],
      );
      $element['address']['field'] = array(
        '#type' => 'textfield',
        '#maxlength' => 120,
      );
      $element['address']['geocode'] = array(
        '#prefix' => '<span id="geolocation-address-geocode-' . $id . '" class="geolocation-address-geocode">',
        '#suffix' => '</span>',
        '#markup' => t('Get location'),
      );
      $element['address']['geocode-suggestions'] = array(
        '#prefix' => '<div id="geolocation-address-geocode-suggestions-' . $id . '" class="geolocation-address-geocode-suggestions">',
        '#suffix' => '</div>',
        '#markup' => '<label>' . t('Suggestions') . '</label><div class="suggestion-options">' . t('Not found') . '</div>',
      );
      $element['help'] = array(
        '#prefix' => '<div id="geolocation-help-' . $id . '" class="geolocation-help">',
        '#suffix' => '</div>',
        '#markup' => t('Enter an address / location / Google map URL in the textfield or you can also click on the map to set a marker'),
      );
      $element['googlemap'] = array(
        '#prefix' => '<div id="geolocation-map-' . $id . '" class="geolocation-map" style="width:100%;height:400px;">',
        '#suffix' => '</div>',
      );

      // Presentational item.
      $element['latitem'] = array(
        '#type' => 'item',
        '#title' => t('Latitude:'),
        '#prefix' => '<div id="geolocation-lat-item-' . $id . '" class="geolocation-lat-item">',
        '#suffix' => '</div>',
        '#markup' => '<span class="geolocation-lat-item-value">' . $lat_value . '</span>',
        '#required' => $instance['required'],
      );
      $element['lat'] = array(
        '#type' => 'hidden',
        '#prefix' => '<div id="geolocation-lat-' . $id . '" class="geolocation-lat">',
        '#suffix' => '</div>',
        '#default_value' => $lat_value,
      );

      // Presentational item.
      $element['lngitem'] = array(
        '#type' => 'item',
        '#title' => t('Longitude:'),
        '#prefix' => '<div id="geolocation-lng-item-' . $id . '" class="geolocation-lng-item">',
        '#suffix' => '</div>',
        '#markup' => '<span class="geolocation-lat-item-value">' . $lat_value . '</span>',
        '#required' => $instance['required'],
      );
      $element['lng'] = array(
        '#type' => 'hidden',
        '#prefix' => '<div id="geolocation-lng-' . $id . '" class="geolocation-lng">',
        '#suffix' => '</div>',
        '#default_value' => $lng_value,
      );
      $element['remove'] = array(
        '#prefix' => '<div id="geolocation-remove-' . $id . '" class="geolocation-remove"><span>',
        '#suffix' => '</span></div>',
        '#markup' => t('Remove'),
      );

      // Attach CSS and JS files via FAPI '#attached'.
      $element['googlemap']['#attached']['css'][] = drupal_get_path('module', 'geolocation_googlemaps') . '/geolocation_googlemaps.css';
      $element['googlemap']['#attached']['js'][] = array(
        'data' => drupal_get_path('module', 'geolocation_googlemaps') . '/geolocation_googlemaps_widget.js',
        'type' => 'file',
        'scope' => 'footer',
      );
      geolocation_googlemaps_attach_google_js($element);

      // Make defaults available as javascript settings. In JS files use:
      // Drupal.settings.mapDefaults.lat.
      $map_defaults_lat = $lat_value ? $lat_value : '';
      $map_defaults_lng = $lng_value ? $lng_value : '';
      $map_defaults = array(
        $id => array(
          'lat' => $map_defaults_lat,
          'lng' => $map_defaults_lng,
        ),
      );
      $data = array(
        'defaults' => $map_defaults,
        'settings' => $instance['widget']['settings'],
      );
      $element['googlemap']['#attached']['js'][] = array(
        'data' => array(
          'geolocation' => $data,
        ),
        'type' => 'setting',
      );
      $element['field_type'] = array(
        '#type' => 'value',
        '#value' => $field['type'],
      );
      $element['#element_validate'] = array(
        'geolocation_googlemaps_field_widget_validate',
      );
      $element['#element_validate'][] = 'geolocation_googlemaps_field_widget_set_value';
      break;
  }
  return $element;
}