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<?php
namespace Drupal\geolocation_google_maps\Form;
use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
class GeolocationGoogleMapsSettings extends ConfigFormBase {
public function buildForm(array $form, FormStateInterface $form_state) {
$config = $this->configFactory
->get('geolocation_google_maps.settings');
$form['#tree'] = TRUE;
$form['google_map_api_key'] = [
'#type' => 'textfield',
'#title' => $this
->t('Google Maps API key'),
'#default_value' => $config
->get('google_map_api_key'),
'#description' => $this
->t('Google requires users to use a valid API key. Using the <a href="https://console.developers.google.com/apis">Google API Manager</a>, you can enable the <em>Google Maps JavaScript API</em>. That will create (or reuse) a <em>Browser key</em> which you can paste here.'),
];
$form['google_map_api_server_key'] = [
'#type' => 'textfield',
'#title' => $this
->t('Google Maps API Server key'),
'#default_value' => $config
->get('google_map_api_server_key'),
'#description' => $this
->t('If you use a separate key for server-side operations, add it here. Leave empty to use the Google Maps API key as above.'),
];
$custom_parameters = $config
->get('google_map_custom_url_parameters');
$form['parameters'] = [
'#type' => 'details',
'#title' => $this
->t('Optional Google Parameters'),
'#description' => $this
->t('None of these parameters is required. Please note: modules might extend or override these options.'),
'#open' => !empty($custom_parameters),
];
$form['parameters']['libraries'] = [
'#type' => 'fieldset',
'#title' => $this
->t("Google Maps API Libraries - 'libraries'"),
'#description' => $this
->t('See <a href=":google_libraries_link">Google libraries documentation</a>.', [
':google_libraries_link' => 'https://developers.google.com/maps/documentation/javascript/libraries',
]),
'#attributes' => [
'id' => 'geolocation-google-libraries',
],
];
$module_parameters = \Drupal::moduleHandler()
->invokeAll('geolocation_google_maps_parameters');
if (!empty($module_parameters['libraries'])) {
$module_libraries = array_unique($module_parameters['libraries']);
$form['parameters']['libraries']['module_defined'] = [
'#prefix' => $this
->t('Module defined library requirements - These libraries will be loaded anyway and should not be listed here.'),
'#theme' => 'item_list',
'#items' => $module_libraries,
];
}
$default_libraries = empty($custom_parameters['libraries']) ? [] : $custom_parameters['libraries'];
$max = max($form_state
->get('fields_count'), count($default_libraries), 0);
$form_state
->set('fields_count', $max);
for ($delta = 0; $delta <= $max; $delta++) {
if (empty($form['parameters']['libraries'][$delta])) {
$form['parameters']['libraries'][$delta] = [
'#type' => 'textfield',
'#title' => $this
->t('Library name'),
'#default_value' => empty($default_libraries[$delta]) ? '' : $default_libraries[$delta],
];
}
}
$form['parameters']['libraries']['add'] = [
'#type' => 'submit',
'#value' => $this
->t('Add library'),
'#submit' => [
[
$this,
'addLibrariesSubmit',
],
],
'#ajax' => [
'callback' => [
$this,
'addLibrariesCallback',
],
'wrapper' => 'geolocation-google-libraries',
'effect' => 'fade',
],
];
$form['parameters']['region'] = [
'#type' => 'textfield',
'#title' => $this
->t("Google Maps API Region - 'region'"),
'#default_value' => empty($custom_parameters['region']) ?: $custom_parameters['region'],
];
$form['parameters']['language'] = [
'#type' => 'textfield',
'#title' => $this
->t("Google Maps API Localization - 'language'"),
'#default_value' => empty($custom_parameters['language']) ?: $custom_parameters['language'],
'#description' => $this
->t('See <a href=":google_localization_link">Google Maps API - Localizing the Map</a>.', [
':google_localization_link' => 'https://developers.google.com/maps/documentation/javascript/localization',
]),
];
$form['parameters']['v'] = [
'#type' => 'textfield',
'#title' => $this
->t("Google Maps API Version - 'v'"),
'#default_value' => empty($custom_parameters['v']) ?: $custom_parameters['v'],
'#description' => $this
->t('Will default to current experimental. See <a href=":google_version_link">Google Maps API - Versioning</a>.', [
':google_version_link' => 'https://developers.google.com/maps/documentation/javascript/versions',
]),
];
$form['parameters']['client'] = [
'#type' => 'textfield',
'#title' => $this
->t("Google Maps API Client ID - 'client'"),
'#default_value' => empty($custom_parameters['client']) ?: $custom_parameters['client'],
'#description' => $this
->t('Attention: setting this option has major usage implications. See <a href=":google_client_id_link">Google Maps Authentication documentation</a>.', [
':google_client_id_link' => 'https://developers.google.com/maps/documentation/javascript/get-api-key#client-id',
]),
];
$form['use_current_language'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Use current interface language in Google Maps'),
'#default_value' => $config
->get('use_current_language') ? TRUE : FALSE,
'#description' => $this
->t('If a supported language is set by Drupal, it will be handed over to Google Maps. Defaults to language parameter above if set. List of <a href=":google_languages_list">supported languages here</a>.', [
':google_languages_list' => 'https://developers.google.com/maps/faq#languagesupport',
]),
];
$form['china_mode'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Enable China mode'),
'#default_value' => $config
->get('china_mode') ? TRUE : FALSE,
'#description' => $this
->t('Use the specific URLs required in the PR China. See explanation at <a href=":google_faq">Google FAQ</a>.', [
':google_faq' => 'https://developers.google.com/maps/faq?hl=de#china_ws_access',
]),
];
$form['google_maps_base_url'] = [
'#type' => 'textfield',
'#title' => $this
->t('Google Maps Base URL Override'),
'#default_value' => $config
->get('google_maps_base_url'),
'#description' => $this
->t('Override Google Maps URL base entirely.'),
];
return parent::buildForm($form, $form_state);
}
public function addLibrariesSubmit(array &$form, FormStateInterface &$form_state) {
$max = $form_state
->get('fields_count') + 1;
$form_state
->set('fields_count', $max);
$form_state
->setRebuild(TRUE);
}
public function addLibrariesCallback(array &$form, FormStateInterface &$form_state) {
return $form['parameters']['libraries'];
}
public function getFormId() {
return 'geolocation_settings';
}
protected function getEditableConfigNames() {
return [
'geolocation_google_maps.settings',
];
}
public function submitForm(array &$form, FormStateInterface $form_state) {
$config = $this
->configFactory()
->getEditable('geolocation_google_maps.settings');
$config
->set('google_map_api_key', $form_state
->getValue('google_map_api_key'));
$config
->set('google_map_api_server_key', $form_state
->getValue('google_map_api_server_key'));
$config
->set('use_current_language', $form_state
->getValue('use_current_language'));
$config
->set('china_mode', $form_state
->getValue('china_mode'));
$config
->set('google_maps_base_url', $form_state
->getValue('google_maps_base_url'));
$parameters = $form_state
->getValue('parameters');
unset($parameters['libraries']['add']);
$parameters['libraries'] = array_unique($parameters['libraries']);
foreach ($parameters['libraries'] as $key => $library) {
if (empty($library)) {
unset($parameters['libraries'][$key]);
}
}
$parameters['libraries'] = array_values($parameters['libraries']);
$config
->set('google_map_custom_url_parameters', $parameters);
$config
->save();
\Drupal::messenger()
->addMessage($this
->t('The configuration options have been saved.'));
drupal_flush_all_caches();
}
}