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<?php |
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/** |
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* Class for geocoding requests with the Google Geocoding Service (v3). |
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* |
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* Webservice documentation: http://code.google.com/apis/maps/documentation/geocoding/ |
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* |
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* @licence GNU GPL v2+ |
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* @author Jeroen De Dauw < [email protected] > |
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* @author Sergey Chernyshev |
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* @author Desiree Gennaro |
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*/ |
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final class MapsGoogleGeocoder extends \Maps\Geocoder { |
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/** |
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* Registers the geocoder. |
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* |
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* No LSB in pre-5.3 PHP *sigh*. |
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* This is to be refactored as soon as php >=5.3 becomes acceptable. |
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* |
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* @since 0.7 |
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*/ |
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public static function register() { |
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\Maps\Geocoders::registerGeocoder( 'google', __CLASS__ ); |
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return true; |
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} |
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/** |
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* @see \Maps\Geocoder::getRequestUrl |
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* |
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* @since 0.7 |
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* |
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* @param string $address |
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* |
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* @return string |
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*/ |
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protected function getRequestUrl( $address ) { |
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$urlArgs = [ |
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'address' => urlencode( $address ), |
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'sensor' => false |
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]; |
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if ( !empty( $GLOBALS['egMapsGMaps3ApiKey'] ) ) { |
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$urlArgs['key'] = $GLOBALS['egMapsGMaps3ApiKey'] |
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} |
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return 'http://maps.googleapis.com/maps/api/geocode/xml?' . wfArrayToCgi($urlArgs); |
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} |
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/** |
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* @see \Maps\Geocoder::parseResponse |
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* |
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* @since 0.7 |
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* |
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* @param string $response |
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* |
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* @return array |
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*/ |
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protected function parseResponse( $response ) { |
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$lon = self::getXmlElementValue( $response, 'lng' ); |
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$lat = self::getXmlElementValue( $response, 'lat' ); |
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// In case on of the values is not found, return false. |
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if ( !$lon || !$lat ) return false; |
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return [ |
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'lat' => (float)$lat, |
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'lon' => (float)$lon |
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]; |
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} |
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/** |
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* @see \Maps\Geocoder::getOverrides |
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* |
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* @since 0.7 |
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* |
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* @return array |
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*/ |
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public static function getOverrides() { |
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return [ 'googlemaps3' ]; |
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} |
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} |
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JeroenDeDauw /
Maps
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