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<?php
namespace Drupal\geolocation\Plugin\Field\FieldFormatter;
use Drupal\Component\Render\PlainTextOutput;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Field\FormatterBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\geolocation\GoogleMapsDisplayTrait;
use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\geolocation\GeolocationItemTokenTrait;
class GeolocationGoogleMapFormatter extends FormatterBase {
use GoogleMapsDisplayTrait;
use GeolocationItemTokenTrait;
public static function defaultSettings() {
$settings = [];
$settings['title'] = '';
$settings['set_marker'] = TRUE;
$settings['common_map'] = FALSE;
$settings['info_text'] = '';
$settings += parent::defaultSettings();
$settings['use_overridden_map_settings'] = FALSE;
$settings += self::getGoogleMapDefaultSettings();
return $settings;
}
public function settingsForm(array $form, FormStateInterface $form_state) {
$settings = $this
->getSettings();
$element['set_marker'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Set map marker'),
'#description' => $this
->t('The map will be centered on the stored location. Additionally a marker can be set at the exact location.'),
'#default_value' => $settings['set_marker'],
];
$cardinality = $this->fieldDefinition
->getFieldStorageDefinition()
->getCardinality();
if ($cardinality == FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED || $cardinality > 1) {
$element['common_map'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Display multiple values on a common map'),
'#description' => $this
->t('By default, each value will be displayed in a separate map. Settings this option displays all values on a common map instead. This settings is only useful on multi-value fields.'),
'#default_value' => $settings['common_map'],
'#states' => [
'visible' => [
':input[name="fields[' . $this->fieldDefinition
->getName() . '][settings_edit_form][settings][set_marker]"]' => [
'checked' => TRUE,
],
],
],
];
}
$element['title'] = [
'#type' => 'textfield',
'#title' => $this
->t('Marker title'),
'#description' => $this
->t('When the cursor hovers on the marker, this title will be shown as description.'),
'#default_value' => $settings['title'],
'#states' => [
'visible' => [
':input[name="fields[' . $this->fieldDefinition
->getName() . '][settings_edit_form][settings][set_marker]"]' => [
'checked' => TRUE,
],
],
],
];
$element['info_text'] = [
'#type' => 'textarea',
'#title' => $this
->t('Marker info text'),
'#description' => $this
->t('When the marker is clicked, this text will be shown in a popup above it. Leave blank to not display. Token replacement supported.'),
'#default_value' => $settings['info_text'],
'#states' => [
'visible' => [
':input[name="fields[' . $this->fieldDefinition
->getName() . '][settings_edit_form][settings][set_marker]"]' => [
'checked' => TRUE,
],
],
],
];
$element['replacement_patterns'] = [
'#type' => 'details',
'#title' => 'Replacement patterns',
'#description' => $this
->t('The following replacement patterns are available for the "Info text" and the "Hover title" settings.'),
'#states' => [
'visible' => [
':input[name="fields[' . $this->fieldDefinition
->getName() . '][settings_edit_form][settings][set_marker]"]' => [
'checked' => TRUE,
],
],
],
];
$element['replacement_patterns']['token_geolocation'] = $this
->getTokenHelp();
$element += $this
->getGoogleMapsSettingsForm($settings, 'fields][' . $this->fieldDefinition
->getName() . '][settings_edit_form][settings][');
$element['use_overridden_map_settings'] = [
'#type' => 'checkbox',
'#title' => $this
->t('Use custom map settings if provided'),
'#description' => $this
->t('The Geolocation GoogleGeocoder widget optionally allows to define custom map settings to use here.'),
'#default_value' => $settings['use_overridden_map_settings'],
];
return $element;
}
public function settingsSummary() {
$settings = $this
->getSettings();
$summary = [];
$summary[] = $this
->t('Marker set: @marker', [
'@marker' => $settings['set_marker'] ? $this
->t('Yes') : $this
->t('No'),
]);
if ($settings['set_marker']) {
$summary[] = $this
->t('Marker Title: @type', [
'@type' => $settings['title'],
]);
$summary[] = $this
->t('Marker Info Text: @type', [
'@type' => current(explode(chr(10), wordwrap($settings['info_text'], 30))),
]);
if (!empty($settings['common_map'])) {
$summary[] = $this
->t('Common Map Display: Yes');
}
}
$summary = array_merge($summary, $this
->getGoogleMapsSettingsSummary($settings));
return $summary;
}
public function viewElements(FieldItemListInterface $items, $langcode) {
if ($items
->count() == 0) {
return [];
}
$settings = $this
->getSettings();
$map_settings = $this
->getGoogleMapsSettings($this
->getSettings());
if ($settings['use_overridden_map_settings'] && !empty($items
->get(0)
->getValue()['data']['google_map_settings']) && is_array($items
->get(0)
->getValue()['data']['google_map_settings'])) {
$map_settings = $this
->getGoogleMapsSettings($items
->get(0)
->getValue()['data']);
}
$render_array = [
'#theme' => 'geolocation_map_formatter',
'#attached' => [
'library' => [
'geolocation/geolocation.formatter.googlemap',
],
'drupalSettings' => [
'geolocation' => [
'google_map_url' => $this
->getGoogleMapsApiUrl(),
],
],
],
];
if (empty($settings['set_marker'])) {
$single_map = $render_array;
$unique_id = uniqid("map-canvas-");
if ($single_center = $items
->get(0)) {
$single_map['#latitude'] = $items
->get(0)
->getValue()['lat'];
$single_map['#longitude'] = $items
->get(0)
->getValue()['lng'];
}
$single_map['#uniqueid'] = $unique_id;
$single_map['#attached']['drupalSettings']['geolocation']['maps'][$unique_id] = [
'settings' => $map_settings,
];
return $single_map;
}
$elements = [];
$token_context = [
$this->fieldDefinition
->getTargetEntityTypeId() => $items
->getEntity(),
];
$locations = [];
foreach ($items as $delta => $item) {
$token_context['geolocation_current_item'] = $item;
$title = \Drupal::token()
->replace($settings['title'], $token_context, [
'callback' => [
$this,
'geolocationItemTokens',
],
'clear' => TRUE,
]);
$title = PlainTextOutput::renderFromHtml($title);
if (empty($title)) {
$title = $item->lat . ', ' . $item->lng;
}
$content = \Drupal::token()
->replace($settings['info_text'], $token_context, [
'callback' => [
$this,
'geolocationItemTokens',
],
'clear' => TRUE,
]);
$content = PlainTextOutput::renderFromHtml($content);
$location = [
'#theme' => 'geolocation_common_map_location',
'#content' => $content,
'#title' => $title,
'#position' => [
'lat' => $item->lat,
'lng' => $item->lng,
],
];
if (!empty($settings['common_map'])) {
$locations[] = $location;
}
else {
$unique_id = uniqid("map-canvas-");
$elements[$delta] = $render_array;
$elements[$delta]['#locations'] = [
$location,
];
$elements[$delta]['#uniqueid'] = $unique_id;
$elements[$delta]['#attached']['drupalSettings']['geolocation']['maps'][$unique_id] = [
'settings' => $map_settings,
];
}
}
if (!empty($settings['common_map'])) {
$unique_id = uniqid("map-canvas-");
$elements = $render_array;
$elements['#locations'] = $locations;
$elements['#uniqueid'] = $unique_id;
$elements['#attached']['drupalSettings']['geolocation']['maps'][$unique_id] = [
'settings' => $map_settings,
];
}
return $elements;
}
}