blueweather/api/json.php

<?php

/**
 * BlueWeather
 *
 * PHP version 7.2
 *
 * @param locId
 * @param range   (range[from]: from UNIX time; range[to]: to UNIX time)
 * @param maxVals (maximum measvals to be transmitted; if more are present 
 *                in the timespan, the avarage will be calculated)
 *
 * @category Tools
 * @package  BlueWeather
 * @author   Dorian Zedler <dorian@itsblue.de>
 * @license  GPLV3 gpl.com
 * @link     itsblue.de
 */

require_once './config.php';
require_once './blueweather.php';

header('Content-Type: application/json');
header('Access-Control-Allow-Origin: *');

$blueweather = new BlueWeather($config);

if (isset($_GET['locId'])) {
    // get data of given location
    $data = $blueweather->getLocationData(
        $_GET['locId'], $_GET['range'], $_GET['maxVals']
    );
} else {
    $data = $blueweather->getAllLocations();
}

http_response_code(200);

echo json_encode($data);