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<?php |
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namespace Clubdeuce\WPLib\Components\GoogleMaps; |
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/** |
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* Class Geocoder |
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* @package Clubdeuce\WPLib\Components\GoogleMaps |
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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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* KSA_Geocoder constructor. |
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* |
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* @param array $args |
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*/ |
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function __construct( $args = array() ) { |
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$args = wp_parse_args( $args, array( |
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'api_key' => sprintf( __( 'Please set the api key for class %1$s', 'cgm' ), get_called_class() ), |
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) ); |
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$this->_api_key = $args['api_key']; |
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} |
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/** |
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* @return string |
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*/ |
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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 bool |
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*/ |
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function flush_item_from_cache( $address ) { |
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return wp_cache_delete( $this->_make_cache_key( $this->_make_url( $address ) ) ); |
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} |
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/** |
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* @param string $address |
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* @return array|\WP_Error |
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*/ |
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function geocode( $address ) { |
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$url = $this->_make_url( $address ); |
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$cache_key = $this->_make_cache_key( $url ); |
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if ( ! $return = wp_cache_get( $cache_key ) ) { |
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if ( wp_http_validate_url( $url ) ) { |
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$request = wp_remote_get( $url ); |
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if ( 200 == $request['response']['code'] ) { |
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$return = json_decode( $request['body'], true ); |
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wp_cache_set( $cache_key, $return ); |
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} |
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if ( ! 200 == $request['response']['code'] ) { |
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$return = new \WP_Error( $request['response']['code'], $request['response']['message'] ); |
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} |
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} |
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} |
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if ( ! is_wp_error( $return ) ) { |
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$return = $this->_parse_response( $return ); |
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} |
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return $return; |
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} |
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/** |
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* @param string $url |
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* @return string |
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*/ |
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private function _make_cache_key( $url ) { |
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return md5( serialize( $url ) ); |
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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 array containing the latitude/longitude. |
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* |
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* @param array $response |
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* @return array |
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*/ |
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private function _parse_response( $response ) { |
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$return = array(); |
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if ( isset( $response['results'][0]['geometry']['location'] ) ) { |
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$return['lat'] = $response['results'][0]['geometry']['location']['lat']; |
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$return['lng'] = $response['results'][0]['geometry']['location']['lng']; |
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} |
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return $return; |
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} |
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} |
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clubdeuce /
wplib-olm-google-maps
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Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.