public function SettingsForm::buildForm in Leaflet More Maps 8

Same name and namespace in other branches

1. 2.1.x src/Form/SettingsForm.php \Drupal\leaflet_more_maps\Form\SettingsForm::buildForm()

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides ConfigFormBase::buildForm

File

src/Form/SettingsForm.php, line 23

Class

SettingsForm

Form to enter global settings and to assemble custom maps from overlays.

Namespace

Drupal\leaflet_more_maps\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  global $base_url;
  $config = $this->configFactory
    ->get('leaflet_more_maps.settings');
  $form['global_settings'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('Map provider API keys/access tokens'),
    '#description' => $this
      ->t("After you've entered and saved keys for the map provider(s) relevant to you, visit the <a href='@showcase_page' target='_showcase'>map showcase page</a> to check they work.", [
      '@showcase_page' => $base_url . '/admin/config/system/leaflet-more-maps/demo',
    ]),
    '#open' => TRUE,
  ];
  if (!\Drupal::moduleHandler()
    ->moduleExists('leaflet_demo')) {
    $form['global_settings']['#description'] .= '<br/>' . $this
      ->t('The Leaflet Demo module is currently not enabled. To see the map showcase page, please <a href="@extend" target="_extend">enable Leaflet Demo</a>.', [
      '@extend' => $base_url . '/admin/modules',
    ]);
  }
  $form['global_settings']['thunderforest_api_key'] = [
    '#type' => 'textfield',
    '#size' => 31,
    '#title' => t('OSM Thunderforest API key'),
    '#default_value' => $config
      ->get('thunderforest_api_key', ''),
    '#description' => $this
      ->t('If you use a <a href="@thunderforest" target="_thunderforest_maps">Thunderforest</a> map, please <a href="@api_key" target="_api_key">obtain an API key</a> and paste it above.', [
      '@thunderforest' => 'https://www.thunderforest.com/maps',
      '@api_key' => 'http://www.thunderforest.com/docs/apikeys/',
    ]),
  ];
  $form['global_settings']['here_api_key'] = [
    '#type' => 'textfield',
    '#size' => 43,
    '#title' => $this
      ->t('HERE API key'),
    '#default_value' => $config
      ->get('here_api_key', ''),
    '#description' => $this
      ->t('If you use a <a href="@here_maps" target="_here_maps">HERE</a> map, please sign up for an account, <a href="@api_key" target="_api_key">create an API key</a> and paste it above.', [
      '@here_maps' => 'https://here.com',
      '@api_key' => 'https://developer.here.com',
    ]),
  ];
  $form['global_settings']['mapbox_access_token'] = [
    '#type' => 'textfield',
    '#size' => 83,
    '#title' => $this
      ->t('mapbox access token'),
    '#default_value' => $config
      ->get('mapbox_access_token', ''),
    '#description' => $this
      ->t('If you use a <a href="@mapbox" target="_mapbox_maps">mapbox</a> map, please create an account, <a href="@access_token target="_access_token">generate an access token</a> and paste it above.', [
      '@mapbox' => 'https://www.mapbox.com',
      '@access_token' => 'https://docs.mapbox.com/help/glossary/access-token',
    ]),
  ];
  $map_info = [];
  _leaflet_more_maps_assemble_default_map_info($map_info);
  $all_layer_keys = [];
  foreach ($map_info as $map_key => $map) {
    foreach ($map['layers'] as $layer_key => $layer) {

      // Unique.
      $all_layer_keys["{$map_key} {$layer_key}"] = "{$map_key} {$layer_key}";
    }
  }
  $custom_map_layers = $config
    ->get('leaflet_more_maps_custom_maps', []);
  if (empty($custom_map_layers)) {
    for ($i = 1; $i <= LEAFLET_MORE_MAPS_NO_CUSTOM_MAPS; $i++) {
      $custom_map_layers[$i] = [
        'map-key' => '',
        'layer-keys' => [],
        'reverse-order' => FALSE,
      ];
    }
  }
  for ($i = 1; $i <= LEAFLET_MORE_MAPS_NO_CUSTOM_MAPS; $i++) {
    $form['map'][$i] = [
      '#type' => 'details',
      '#open' => $i <= 1,
      '#title' => $this
        ->t('Custom map #@number layer selection', [
        '@number' => $i,
      ]),
    ];
    $form['map'][$i]['map-key'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Name of custom map #@number in the administrative UI', [
        '@number' => $i,
      ]),
      '#default_value' => $custom_map_layers[$i]['map-key'],
      '#description' => $this
        ->t('Use a blank field to remove this layer configuration from the set of selectable maps.'),
    ];
    $form['map'][$i]['layer-keys'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Select one or more layers to be included in this map.'),
      '#options' => $all_layer_keys,
      '#default_value' => $custom_map_layers[$i]['layer-keys'],
      '#description' => $this
        ->t('If you select two or more layers, these will be selectable via radio buttons in the layer switcher on your map.'),
    ];
    $form['map'][$i]['reverse-order'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Reverse order in layer switcher'),
      '#default_value' => $custom_map_layers[$i]['reverse-order'],
      '#description' => $this
        ->t('The last layer in the switcher will be the default.'),
    ];
    $form['map'][$i]['map-key']['#parents'] = [
      'map',
      $i,
      'map-key',
    ];
    $form['map'][$i]['layer-keys']['#parents'] = [
      'map',
      $i,
      'layer-keys',
    ];
    $form['map'][$i]['reverse-order']['#parents'] = [
      'map',
      $i,
      'reverse-order',
    ];
  }
  return parent::buildForm($form, $form_state);
}