Current condition

openweatherapi.php

<?php

class OpenWeatherMap
{
    var $api;

    /**
     * OpenWeatherMap constructor.
     * @param $a
     */
    function __construct($a)
    {
        $this->api = $a;
    }

    /**
     * @param $a
     * @param $u
     * @param $l
     * @return bool|mixed
     */
    public function getWeather($a, $u = "metric", $l = "en")
    {
        $api = $this->api;
        $id = $q = $lat = $lon = $zip = $city = false;
        if (is_string($a))
            $q = $a;
        if (is_array($a)) {
            if (isset($a["lat"]) && isset($a["lon"])) {
                $lat = $a["lat"];
                $lon = $a["lon"];
            }
            if (isset($a['q']))
                $q = $a['q'];

            if (isset($a['id']))
                $id = $a['id'];

            if (isset($a['zip']) && isset($a['city'])) {
                $zip = $a['zip'];
                $city = $a['city'];
            }
        }
        if ($id) {
            $url = "https://api.openweathermap.org/data/2.5/weather?id=$id&appid=$api&units=$u&lang=$l";
            if ($r = $this->get($url))
                return json_decode($r);
            return false;
        }
        if ($q) {
            $url = "https://api.openweathermap.org/data/2.5/weather?q=$q&appid=$api&units=$u&lang=$l";
            if ($r = $this->get($url))
                return json_decode($r);
            return false;
        }
        if ($lat && $lon) {
            $url = "https://api.openweathermap.org/data/2.5/weather?lat=$lat&lon=$lon&appid=$api&units=$u&lang=$l";
            if ($r = $this->get($url))
                return json_decode($r);
            return false;
        }
        if ($zip && $city) {
            $url = "https://api.openweathermap.org/data/2.5/weather?zip=$zip,$city&appid=$api&units=$u&lang=$l";
            if ($r = $this->get($url))
                return json_decode($r);
            return false;
        }
        return false;
    }

    /**
     * Send a GET requst using cURL
     * @param string $url     to request
     * @param array  $get     values to send
     * @param array  $options for cURL
     * @return string
     */
    private function get($url, array $options = array())
    {
        $defaults = array(
            CURLOPT_URL            => $url,
            CURLOPT_HEADER         => 0,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_TIMEOUT        => 4
        );

        $ch = curl_init();
        curl_setopt_array($ch, ($options + $defaults));
        if (!$result = curl_exec($ch))
            trigger_error(curl_error($ch));
        curl_close($ch);
        return $result;
    }
}