EWT FA2015 - Yahoo Weather API proxy

api.php

<?php
$results = array();
$search = (array_key_exists('search', $_REQUEST)) ? $_REQUEST['search'] : '';

if ($search) :
    $BASE_URL = "http://query.yahooapis.com/v1/public/yql";
    $yql_query = 'select * from weather.forecast where woeid in (select woeid from geo.places(1) where text="' . $search . '")';
    $yql_query_url = $BASE_URL . "?q=" . urlencode($yql_query) . "&format=json";
    // Make call with cURL
    $session = curl_init($yql_query_url);
    curl_setopt($session, CURLOPT_RETURNTRANSFER,true);
    $results = curl_exec($session);
endif;

header('Content-Type: application/json; charset=utf8');

echo json_encode($results);
?>