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<?php
namespace Maps\MediaWiki\ParserHooks;
use DataValues\Geo\Values\LatLongValue;
use Maps\MapsFactory;
use Maps\GeoFunctions;
use ParserHook;
/**
* Class for the 'finddestination' parser hooks, which can find a
* destination given a starting point, an initial bearing and a distance.
*
* @licence GNU GPL v2+
* @author Jeroen De Dauw < jeroendedauw@gmail.com >
*/
class FindDestinationFunction extends ParserHook {
/**
* Renders and returns the output.
*
* @see ParserHook::render
*
* @param array $parameters
*
* @return string
*/
public function render( array $parameters ) {
$destination = GeoFunctions::findDestination(
$parameters['location']->getCoordinates(),
$parameters['bearing'],
$parameters['distance']
);
return MapsFactory::globalInstance()->getCoordinateFormatter()->format(
new LatLongValue( $destination['lat'], $destination['lon'] ),
$parameters['format'],
$parameters['directional']
);
}
/**
* @see ParserHook::getMessage()
*/
public function getMessage() {
return 'maps-finddestination-description';
}
/**
* Gets the name of the parser hook.
*
* @see ParserHook::getName
*
* @return string
*/
protected function getName() {
return 'finddestination';
}
/**
* Returns an array containing the parameter info.
*
* @see ParserHook::getParameterInfo
*
* @return array
*/
protected function getParameterInfo( $type ) {
global $egMapsAvailableCoordNotations;
global $egMapsCoordinateNotation, $egMapsCoordinateDirectional;
$params = [];
$params['location'] = [
'type' => 'mapslocation',
];
$params['format'] = [
'default' => $egMapsCoordinateNotation,
'values' => $egMapsAvailableCoordNotations,
'aliases' => 'notation',
'tolower' => true,
];
$params['directional'] = [
'type' => 'boolean',
'default' => $egMapsCoordinateDirectional,
];
$params['bearing'] = [
'type' => 'float',
];
$params['distance'] = [
'type' => 'distance',
];
// Give grep a chance to find the usages:
// maps-finddestination-par-location, maps-finddestination-par-format,
// maps-finddestination-par-directional, maps-finddestination-par-bearing,
// maps-finddestination-par-distance, maps-finddestination-par-mappingservice,
// maps-finddestination-par-geoservice, maps-finddestination-par-allowcoordinates
foreach ( $params as $name => &$param ) {
$param['message'] = 'maps-finddestination-par-' . $name;
}
return $params;
}
/**
* Returns the list of default parameters.
*
* @see ParserHook::getDefaultParameters
*
* @return array
*/
protected function getDefaultParameters( $type ) {
return [ 'location', 'bearing', 'distance' ];
}
}
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