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<?php |
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namespace Clubdeuce\WPGoogleMaps; |
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/** |
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* Class Geocoder |
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* @package Clubdeuce\WPGoogleMaps |
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*/ |
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class Geocoder { |
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/** |
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* @var string |
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*/ |
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protected $_api_key; |
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/** |
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* @var HTTP |
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*/ |
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protected $_http; |
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/** |
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* Geocoder constructor. |
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* |
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* @param array $args |
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*/ |
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public function __construct( $args = array() ) { |
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$args = wp_parse_args( $args, array( |
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'api_key' => Google_Maps::api_key(), |
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'http' => new HTTP(), |
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) ); |
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$this->_api_key = $args['api_key']; |
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$this->_http = $args['http']; |
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} |
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/** |
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* @return string |
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*/ |
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public function api_key() { |
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return $this->_api_key; |
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} |
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/** |
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* @param string $address |
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* @return Location|\WP_Error |
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*/ |
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public function geocode( $address ) { |
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$url = $this->_make_url( $address ); |
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$response = $this->_http->make_request( $url ); |
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do { |
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if ( is_wp_error( $response ) ) { |
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$location = $response; |
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break; |
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} |
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$results = json_decode( wp_remote_retrieve_body( $response ), true ); |
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if ( 0 === count( $results['results'] ) ) { |
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$location = new \WP_Error( '100', sprintf( '%1$s: %2$s', $results['status'], $results['error_message'] ) ); |
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break; |
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} |
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$location = $this->_make_location( $results['results'][0] ); |
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} while ( false ); |
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return $location; |
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} |
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/** |
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* @param string $address |
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* @return string |
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*/ |
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private function _make_url( $address ) { |
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return sprintf( |
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'https://maps.googleapis.com/maps/api/geocode/json?address=%1$s&key=%2$s', |
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urlencode( filter_var( $address, FILTER_SANITIZE_STRING ) ), |
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self::api_key() |
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); |
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} |
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/** |
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* Convert the response body into an a Location object |
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* |
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* @param array $results |
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* @return Location |
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*/ |
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private function _make_location( $results ) { |
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$response = new Location( array( |
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'address' => $results['formatted_address'], |
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'formatted_address' => $results['formatted_address'], |
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'state' => self::_get_state_from_results( $results ), |
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'zip_code' => self::_get_zip_from_results( $results ), |
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'latitude' => $results['geometry']['location']['lat'], |
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'longitude' => $results['geometry']['location']['lng'], |
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'place_id' => $results['place_id'], |
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'types' => $results['types'], |
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'viewport' => $results['geometry']['viewport'], |
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) ); |
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return $response; |
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} |
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/** |
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* @param array $results |
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* @return string |
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*/ |
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private function _get_state_from_results( $results ) { |
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return self::_get_value_from_results( 'administrative_area_level_1', $results ); |
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} |
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/** |
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* @param array $results |
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* @return string |
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*/ |
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private function _get_zip_from_results( $results ) { |
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return self::_get_value_from_results( 'postal_code', $results ); |
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} |
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/** |
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* @param string $value |
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* @param array $results |
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* @return string |
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*/ |
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private function _get_value_from_results( $value, $results ) { |
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$result_value = ''; |
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if ( isset( $results['address_components'] ) ) { |
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foreach ( $results['address_components'] as $component ) { |
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if ( $component['types'][0] === $value ) { |
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$result_value = $component['short_name']; |
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break; |
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} |
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} |
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} |
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return $result_value; |
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} |
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} |
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158
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clubdeuce /
wp-google-maps
