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<?php |
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declare(strict_types=1); |
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/* |
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* This file is part of the Geocoder package. |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @license MIT License |
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*/ |
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namespace Geocoder\Provider\GoogleMaps; |
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use Geocoder\Collection; |
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use Geocoder\Exception\InvalidCredentials; |
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use Geocoder\Exception\InvalidServerResponse; |
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use Geocoder\Exception\QuotaExceeded; |
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use Geocoder\Exception\UnsupportedOperation; |
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use Geocoder\Model\AddressCollection; |
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use Geocoder\Model\AddressBuilder; |
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use Geocoder\Query\GeocodeQuery; |
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use Geocoder\Query\ReverseQuery; |
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use Geocoder\Http\Provider\AbstractHttpProvider; |
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use Geocoder\Provider\GoogleMaps\Model\GoogleAddress; |
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use Geocoder\Provider\Provider; |
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use Http\Client\HttpClient; |
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/** |
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* @author William Durand <[email protected]> |
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*/ |
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final class GoogleMaps extends AbstractHttpProvider implements Provider |
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{ |
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/** |
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* @var string |
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*/ |
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const GEOCODE_ENDPOINT_URL_SSL = 'https://maps.googleapis.com/maps/api/geocode/json?address=%s'; |
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/** |
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* @var string |
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*/ |
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const REVERSE_ENDPOINT_URL_SSL = 'https://maps.googleapis.com/maps/api/geocode/json?latlng=%F,%F'; |
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/** |
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* @var string|null |
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*/ |
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private $region; |
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/** |
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* @var string|null |
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*/ |
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private $apiKey; |
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/** |
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* @var string |
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*/ |
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private $clientId; |
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/** |
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* @var string|null |
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*/ |
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private $privateKey; |
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/** |
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* Google Maps for Business |
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* https://developers.google.com/maps/documentation/business/. |
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* |
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* @param HttpClient $client An HTTP adapter |
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* @param string $clientId Your Client ID |
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* @param string $privateKey Your Private Key (optional) |
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* @param string $region Region biasing (optional) |
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* @param string $apiKey Google Geocoding API key (optional) |
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* |
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* @return GoogleMaps |
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*/ |
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public static function business(HttpClient $client, string $clientId, string $privateKey = null, string $region = null, string $apiKey = null) |
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{ |
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$provider = new self($client, $region, $apiKey); |
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$provider->clientId = $clientId; |
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$provider->privateKey = $privateKey; |
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return $provider; |
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} |
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/** |
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* @param HttpClient $client An HTTP adapter |
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* @param string $region Region biasing (optional) |
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* @param string $apiKey Google Geocoding API key (optional) |
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*/ |
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public function __construct(HttpClient $client, string $region = null, string $apiKey = null) |
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{ |
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parent::__construct($client); |
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$this->region = $region; |
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$this->apiKey = $apiKey; |
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} |
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public function geocodeQuery(GeocodeQuery $query): Collection |
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{ |
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// Google API returns invalid data if IP address given |
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// This API doesn't handle IPs |
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if (filter_var($query->getText(), FILTER_VALIDATE_IP)) { |
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throw new UnsupportedOperation('The GoogleMaps provider does not support IP addresses, only street addresses.'); |
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} |
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$url = sprintf(self::GEOCODE_ENDPOINT_URL_SSL, rawurlencode($query->getText())); |
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if (null !== $bounds = $query->getBounds()) { |
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$url .= sprintf('&bounds=%s,%s|%s,%s', $bounds->getSouth(), $bounds->getWest(), $bounds->getNorth(), $bounds->getEast()); |
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} |
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return $this->fetchUrl($url, $query->getLocale(), $query->getLimit(), $query->getData('region', $this->region)); |
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} |
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public function reverseQuery(ReverseQuery $query): Collection |
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{ |
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$coordinate = $query->getCoordinates(); |
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$url = sprintf(self::REVERSE_ENDPOINT_URL_SSL, $coordinate->getLatitude(), $coordinate->getLongitude()); |
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if (null !== $locationType = $query->getData('location_type')) { |
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$url .= '&location_type='.urlencode($locationType); |
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} |
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if (null !== $resultType = $query->getData('result_type')) { |
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$url .= '&result_type='.urlencode($resultType); |
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} |
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return $this->fetchUrl($url, $query->getLocale(), $query->getLimit(), $query->getData('region', $this->region)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getName(): string |
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{ |
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return 'google_maps'; |
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} |
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/** |
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* @param string $url |
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* @param string $locale |
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* |
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* @return string query with extra params |
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*/ |
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private function buildQuery(string $url, string $locale = null, string $region = null) |
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{ |
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if (null !== $locale) { |
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$url = sprintf('%s&language=%s', $url, $locale); |
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} |
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if (null !== $region) { |
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$url = sprintf('%s®ion=%s', $url, $region); |
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} |
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if (null !== $this->apiKey) { |
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$url = sprintf('%s&key=%s', $url, $this->apiKey); |
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} |
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if (null !== $this->clientId) { |
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$url = sprintf('%s&client=%s', $url, $this->clientId); |
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if (null !== $this->privateKey) { |
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$url = $this->signQuery($url); |
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} |
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} |
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return $url; |
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} |
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/** |
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* @param string $url |
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* @param string $locale |
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* @param int $limit |
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* @param string $region |
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* |
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* @return AddressCollection |
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* |
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* @throws InvalidServerResponse |
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* @throws InvalidCredentials |
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*/ |
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private function fetchUrl(string $url, string $locale = null, int $limit, string $region = null): AddressCollection |
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{ |
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$url = $this->buildQuery($url, $locale, $region); |
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$content = $this->getUrlContents($url); |
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// Throw exception if invalid clientID and/or privateKey used with GoogleMapsBusinessProvider |
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if (strpos($content, "Provided 'signature' is not valid for the provided client ID") !== false) { |
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throw new InvalidCredentials(sprintf('Invalid client ID / API Key %s', $url)); |
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} |
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$json = json_decode($content); |
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// API error |
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if (!isset($json)) { |
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throw InvalidServerResponse::create($url); |
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} |
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if ('REQUEST_DENIED' === $json->status && 'The provided API key is invalid.' === $json->error_message) { |
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throw new InvalidCredentials(sprintf('API key is invalid %s', $url)); |
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} |
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if ('REQUEST_DENIED' === $json->status) { |
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throw new InvalidServerResponse( |
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sprintf('API access denied. Request: %s - Message: %s', $url, $json->error_message) |
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); |
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} |
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// you are over your quota |
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if ('OVER_QUERY_LIMIT' === $json->status) { |
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throw new QuotaExceeded(sprintf('Daily quota exceeded %s', $url)); |
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} |
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// no result |
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if (!isset($json->results) || !count($json->results) || 'OK' !== $json->status) { |
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return new AddressCollection([]); |
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} |
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$results = []; |
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foreach ($json->results as $result) { |
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$builder = new AddressBuilder($this->getName()); |
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// update address components |
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foreach ($result->address_components as $component) { |
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foreach ($component->types as $type) { |
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$this->updateAddressComponent($builder, $type, $component); |
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} |
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} |
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// update coordinates |
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$coordinates = $result->geometry->location; |
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$builder->setCoordinates($coordinates->lat, $coordinates->lng); |
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if (isset($result->geometry->bounds)) { |
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$builder->setBounds( |
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$result->geometry->bounds->southwest->lat, |
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$result->geometry->bounds->southwest->lng, |
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$result->geometry->bounds->northeast->lat, |
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$result->geometry->bounds->northeast->lng |
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); |
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} elseif (isset($result->geometry->viewport)) { |
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$builder->setBounds( |
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$result->geometry->viewport->southwest->lat, |
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$result->geometry->viewport->southwest->lng, |
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$result->geometry->viewport->northeast->lat, |
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$result->geometry->viewport->northeast->lng |
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); |
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} elseif ('ROOFTOP' === $result->geometry->location_type) { |
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// Fake bounds |
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$builder->setBounds( |
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$coordinates->lat, |
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$coordinates->lng, |
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$coordinates->lat, |
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$coordinates->lng |
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); |
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} |
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/** @var GoogleAddress $address */ |
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$address = $builder->build(GoogleAddress::class); |
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if (isset($result->geometry->location_type)) { |
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$address = $address->withLocationType($result->geometry->location_type); |
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} |
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if (isset($result->types)) { |
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$address = $address->withResultType($result->types); |
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} |
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if (isset($result->formatted_address)) { |
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$address = $address->withFormattedAddress($result->formatted_address); |
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} |
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$address = $address->withStreetAddress($builder->getValue('street_address')); |
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$address = $address->withIntersection($builder->getValue('intersection')); |
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$address = $address->withPolitical($builder->getValue('political')); |
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$address = $address->withColloquialArea($builder->getValue('colloquial_area')); |
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$address = $address->withWard($builder->getValue('ward')); |
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$address = $address->withNeighborhood($builder->getValue('neighborhood')); |
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$address = $address->withPremise($builder->getValue('premise')); |
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$address = $address->withSubpremise($builder->getValue('subpremise')); |
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$address = $address->withNaturalFeature($builder->getValue('natural_feature')); |
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$address = $address->withAirport($builder->getValue('airport')); |
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$address = $address->withPark($builder->getValue('park')); |
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$address = $address->withPointOfInterest($builder->getValue('point_of_interest')); |
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$address = $address->withEstablishment($builder->getValue('establishment')); |
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$results[] = $address; |
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if (count($results) >= $limit) { |
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break; |
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} |
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} |
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return new AddressCollection($results); |
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} |
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/** |
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* Update current resultSet with given key/value. |
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* |
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* @param AddressBuilder $builder |
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* @param string $type Component type |
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* @param object $values The component values |
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*/ |
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private function updateAddressComponent(AddressBuilder $builder, string $type, $values) |
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{ |
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switch ($type) { |
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case 'postal_code': |
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$builder->setPostalCode($values->long_name); |
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break; |
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case 'locality': |
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case 'postal_town': |
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$builder->setLocality($values->long_name); |
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break; |
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case 'administrative_area_level_1': |
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case 'administrative_area_level_2': |
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case 'administrative_area_level_3': |
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case 'administrative_area_level_4': |
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case 'administrative_area_level_5': |
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$builder->addAdminLevel(intval(substr($type, -1)), $values->long_name, $values->short_name); |
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break; |
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case 'country': |
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$builder->setCountry($values->long_name); |
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$builder->setCountryCode($values->short_name); |
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break; |
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case 'street_number': |
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$builder->setStreetNumber($values->long_name); |
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break; |
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case 'route': |
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$builder->setStreetName($values->long_name); |
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break; |
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case 'sublocality': |
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$builder->setSubLocality($values->long_name); |
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break; |
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case 'street_address': |
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case 'intersection': |
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case 'political': |
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case 'colloquial_area': |
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case 'ward': |
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case 'neighborhood': |
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case 'premise': |
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case 'subpremise': |
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case 'natural_feature': |
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case 'airport': |
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case 'park': |
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case 'point_of_interest': |
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9 |
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case 'establishment': |
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$builder->setValue($type, $values->long_name); |
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break; |
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default: |
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} |
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} |
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/** |
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* Sign a URL with a given crypto key |
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* Note that this URL must be properly URL-encoded |
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* src: http://gmaps-samples.googlecode.com/svn/trunk/urlsigning/UrlSigner.php-source. |
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* |
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* @param string $query Query to be signed |
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* |
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* @return string $query query with signature appended |
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*/ |
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private function signQuery(string $query): string |
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{ |
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$url = parse_url($query); |
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$urlPartToSign = $url['path'].'?'.$url['query']; |
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// Decode the private key into its binary format |
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$decodedKey = base64_decode(str_replace(['-', '_'], ['+', '/'], $this->privateKey)); |
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// Create a signature using the private key and the URL-encoded |
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// string using HMAC SHA1. This signature will be binary. |
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$signature = hash_hmac('sha1', $urlPartToSign, $decodedKey, true); |
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$encodedSignature = str_replace(['+', '/'], ['-', '_'], base64_encode($signature)); |
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return sprintf('%s&signature=%s', $query, $encodedSignature); |
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} |
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} |
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