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<?php
namespace Drupal\geolocation_google_maps\Plugin\geolocation\Geocoder;
use Drupal\geolocation_google_maps\Plugin\geolocation\MapProvider\GoogleMaps;
use GuzzleHttp\Exception\RequestException;
use Drupal\Component\Serialization\Json;
use Drupal\geolocation_google_maps\GoogleGeocoderBase;
use Drupal\Core\Render\BubbleableMetadata;
class GoogleGeocodingAPI extends GoogleGeocoderBase {
public function formAttachGeocoder(array &$render_array, $element_name) {
parent::formAttachGeocoder($render_array, $element_name);
$config = \Drupal::config('geolocation_google_maps.settings');
$render_array['#attached'] = BubbleableMetadata::mergeAttachments($render_array['#attached'], [
'library' => [
'geolocation_google_maps/geocoder.googlegeocodingapi',
],
]);
if (!empty($config
->get('google_map_custom_url_parameters')['region'])) {
$render_array['#attached']['drupalSettings']['geolocation']['geocoder'][$this
->getPluginId()]['region'] = $config
->get('google_map_custom_url_parameters')['region'];
}
}
public function geocode($address) {
$config = \Drupal::config('geolocation_google_maps.settings');
if (empty($address)) {
return FALSE;
}
if (!empty($config
->get('google_maps_base_url'))) {
$request_url = $config
->get('google_maps_base_url');
}
elseif ($config
->get('china_mode')) {
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASECHINA;
}
else {
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASE;
}
$request_url .= '/maps/api/geocode/json?address=' . urlencode($address);
if (!empty($config
->get('google_map_api_server_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_server_key');
}
elseif (!empty($config
->get('google_map_api_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_key');
}
if (!empty($this->configuration['component_restrictions'])) {
$request_url .= '&components=';
foreach ($this->configuration['component_restrictions'] as $component_id => $component_value) {
$request_url .= $component_id . ':' . $component_value . '|';
}
}
if (!empty($config
->get('google_map_custom_url_parameters')['language'])) {
$request_url .= '&language=' . $config
->get('google_map_custom_url_parameters')['language'];
}
if (!empty($this->configuration['boundary_restriction']) && !empty($this->configuration['boundary_restriction']['south']) && !empty($this->configuration['boundary_restriction']['west']) && !empty($this->configuration['boundary_restriction']['north']) && !empty($this->configuration['boundary_restriction']['east'])) {
$bounds = $this->configuration['boundary_restriction']['south'] . ',';
$bounds .= $this->configuration['boundary_restriction']['west'] . '|';
$bounds .= $this->configuration['boundary_restriction']['north'] . ',';
$bounds .= $this->configuration['boundary_restriction']['east'];
$request_url .= '&bounds=' . $bounds;
}
try {
$result = Json::decode(\Drupal::httpClient()
->request('GET', $request_url)
->getBody());
} catch (RequestException $e) {
watchdog_exception('geolocation', $e);
return FALSE;
}
if ($result['status'] != 'OK' || empty($result['results'][0]['geometry'])) {
if (isset($result['error_message'])) {
\Drupal::logger('geolocation')
->error(t('Unable to geocode "@address" with error: "@error". Request URL: @url', [
'@address' => $address,
'@error' => $result['error_message'],
'@url' => $request_url,
]));
}
return FALSE;
}
return [
'location' => [
'lat' => $result['results'][0]['geometry']['location']['lat'],
'lng' => $result['results'][0]['geometry']['location']['lng'],
],
'boundary' => [
'lat_north_east' => empty($result['results'][0]['geometry']['viewport']) ? $result['results'][0]['geometry']['location']['lat'] + 0.005 : $result['results'][0]['geometry']['viewport']['northeast']['lat'],
'lng_north_east' => empty($result['results'][0]['geometry']['viewport']) ? $result['results'][0]['geometry']['location']['lng'] + 0.005 : $result['results'][0]['geometry']['viewport']['northeast']['lng'],
'lat_south_west' => empty($result['results'][0]['geometry']['viewport']) ? $result['results'][0]['geometry']['location']['lat'] - 0.005 : $result['results'][0]['geometry']['viewport']['southwest']['lat'],
'lng_south_west' => empty($result['results'][0]['geometry']['viewport']) ? $result['results'][0]['geometry']['location']['lng'] - 0.005 : $result['results'][0]['geometry']['viewport']['southwest']['lng'],
],
'address' => empty($result['results'][0]['formatted_address']) ? '' : $result['results'][0]['formatted_address'],
];
}
public function reverseGeocode($latitude, $longitude) {
$config = \Drupal::config('geolocation_google_maps.settings');
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASE;
if ($config
->get('china_mode')) {
$request_url = GoogleMaps::$GOOGLEMAPSAPIURLBASECHINA;
}
$request_url .= '/maps/api/geocode/json?latlng=' . (double) $latitude . ',' . (double) $longitude;
if (!empty($config
->get('google_map_api_server_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_server_key');
}
elseif (!empty($config
->get('google_map_api_key'))) {
$request_url .= '&key=' . $config
->get('google_map_api_key');
}
if (!empty($config
->get('google_map_custom_url_parameters')['language'])) {
$request_url .= '&language=' . $config
->get('google_map_custom_url_parameters')['language'];
}
try {
$result = Json::decode(\Drupal::httpClient()
->request('GET', $request_url)
->getBody());
} catch (RequestException $e) {
watchdog_exception('geolocation', $e);
return FALSE;
}
if ($result['status'] != 'OK' || empty($result['results'][0]['geometry'])) {
if (isset($result['error_message'])) {
\Drupal::logger('geolocation')
->error(t('Unable to reverse geocode "@latitude, $longitude" with error: "@error". Request URL: @url', [
'@latitude' => $latitude,
'@$longitude' => $longitude,
'@error' => $result['error_message'],
'@url' => $request_url,
]));
}
return FALSE;
}
if (empty($result['results'][0]['address_components'])) {
return NULL;
}
$addressAtomicsMapping = [
'streetNumber' => [
'type' => 'street_number',
],
'route' => [
'type' => 'route',
],
'locality' => [
'type' => 'locality',
],
'county' => [
'type' => 'administrative_area_level_2 ',
],
'postalCode' => [
'type' => 'postal_code',
],
'adninistrativeArea' => [
'type' => 'administrative_area_level_1 ',
],
'country' => [
'type' => 'country',
],
'countryCode' => [
'type' => 'country',
'short' => TRUE,
],
'postalTown' => [
'type' => 'postal_town',
],
'neighborhood' => [
'type' => 'neighborhood',
],
'premise' => [
'type' => 'premise',
],
'political' => [
'type' => 'political',
],
];
$address_atomics = [];
foreach ($result['results'][0]['address_components'] as $component) {
foreach ($addressAtomicsMapping as $atomic => $google_format) {
if ($google_format['type'] == $component['types'][0]) {
if (!empty($google_format['short'])) {
$address_atomics[$atomic] = $component['short_name'];
}
else {
$address_atomics[$atomic] = $component['long_name'];
}
}
}
}
return [
'atomics' => $address_atomics,
'elements' => $this
->addressElements($address_atomics),
'string' => empty($result['results'][0]['formatted_address']) ? '' : $result['results'][0]['formatted_address'],
];
}
}