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<?php |
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/** |
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* This file is part of the Teazee 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 Teazee\Provider; |
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use Http\Client\HttpClient; |
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use Http\Message\MessageFactory; |
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use RuntimeException; |
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use Teazee\ZoneInfo; |
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/** |
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* @author Michael Crumm <[email protected]> |
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*/ |
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class GoogleMaps extends AbstractHttpProvider |
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{ |
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const ENDPOINT = 'https://maps.googleapis.com/maps/api/timezone/json'; |
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/** |
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* @var array |
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*/ |
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private $errorStatus = [ |
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'INVALID_REQUEST', |
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'OVER_QUERY_LIMIT', |
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'REQUEST_DENIED', |
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'UNKNOWN_ERROR', |
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'ZERO_RESULTS', |
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]; |
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/** |
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* @var string |
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*/ |
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private $apiKey; |
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/** |
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* Google constructor. |
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* |
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* @param string $apiKey |
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* @param HttpClient $client |
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* @param MessageFactory $messageFactory |
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*/ |
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public function __construct($apiKey = null, HttpClient $client = null, MessageFactory $messageFactory = null) |
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{ |
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$this->apiKey = $apiKey; |
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parent::__construct($client, $messageFactory); |
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} |
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/** |
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* Returns the name of this provider. |
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* |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return 'googlemaps'; |
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} |
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/** |
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* Returns ZoneInfo for the specified location and timestamp. |
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* |
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* @param string|float $lat Coordinate latitude. |
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* @param string|float $lng Coordinate longitude. |
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* @param int $timestamp UNIX timestamp used to determine Daylight Savings Time. |
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* |
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* @throws RuntimeException |
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* |
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* @return ZoneInfo |
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*/ |
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public function find($lat, $lng, $timestamp = null) |
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{ |
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// Google Maps TimeZone API requires a timestamp. |
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$timestamp = $timestamp ?: $this->getCurrentTimestamp(); |
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$query = $this->buildQuery($lat, $lng, $timestamp); |
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$response = $this->getResponse($query); |
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$data = json_decode($response->getBody()->getContents()); |
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if (in_array($data->status, $this->errorStatus)) { |
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$message = isset($data->errorMessage) ? $data->errorMessage : $data->status; |
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throw new RuntimeException($message); |
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} |
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return new ZoneInfo($data->timeZoneId, $timestamp); |
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} |
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/** |
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* Returns the URI for the specified location and timestamp. |
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* |
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* @param string|float $lat Coordinate latitude. |
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* @param string|float $lng Coordinate longitude. |
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* @param int|null $timestamp Seconds since Jan 1, 1970 UTC. |
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* |
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* @return string |
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*/ |
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private function buildQuery($lat, $lng, $timestamp) |
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{ |
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$params = [ |
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'key' => $this->apiKey, |
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'location' => implode(',', [$lat, $lng]), |
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'timestamp' => $timestamp, |
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]; |
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// Remove null values. |
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$params = array_filter($params); |
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return static::ENDPOINT.'?'.http_build_query($params); |
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} |
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} |
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wyndow /
teazee
