real weather (index.php)

<?
    /*
        author: bluescreen
        license: http://creativecommons.org/licenses/by-nc-sa/3.0/
    */
    $id = 0;
    if(isset($_GET['city']) && !empty($_GET['city'])) $id = $_GET['city'];
    $BASE_URL = "http://query.yahooapis.com/v1/public/yql";

    switch($id)
    {
        case 0: $yql_query = 'select item.condition from weather.forecast where woeid in (select woeid from geo.places(1) where text="los angeles, ca")';
            break;
        case 1: $yql_query = 'select item.condition from weather.forecast where woeid in (select woeid from geo.places(1) where text="las vegas, nv")';
            break;
        case 2: $yql_query = 'select item.condition from weather.forecast where woeid in (select woeid from geo.places(1) where text="san francisco, ca")';
            break;
        case 3: $yql_query = 'select item.condition from weather.forecast where woeid in (select woeid from geo.places(1) where text="sausalito, ca")';
            break;
    }

    $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);
    $json = curl_exec($session);
    // Convert JSON to PHP object
    $phpObj =  json_decode($json, true);
    switch($phpObj['query']['results']['channel']['item']['condition']['code'])
    {
        case 0:
        case 1:
        case 2:
        case 3:
        case 4:
        case 23:
        case 24:
        case 37:
        case 38:
        case 39:
        case 45:
        case 47: $weather = 'Description: Gewitter</br>ID: 16';//16
            break;
        case 8:
        case 9:
        case 10:
        case 11:
        case 12:
        case 17:
        case 35:
        case 40: $weather = 'Description: Regenschauer</br>ID: 8';//8
            break;
        case 13:
        case 15:
        case 16:
        case 41:
        case 42:
        case 43:
        case 5:
        case 6:
        case 7:
        case 14:
        case 18:
        case 46: $weather = 'Description: Schnee</br>ID: 10';
            break;
        case 19: $weather = 'Description: Sandsturm</br>ID: 19';//19
            break;
        case 20:
        case 21:
        case 22: $weather = 'Description: Neblig</br>ID: 9';//9
            break;
        case 27:
        case 29:
        case 28:
        case 30:
        case 44: $weather = 'Description: Leicht Bewölkt</br>ID: 17';//17
            break;
        case 25:
        case 26: $weather = 'Description: Bew&ouml;lkt</br>ID: 20';//20
            break;
        case 32:
        case 36: $weather = 'Description: Sonnig</br>ID: 1';//1
            break;
        case 31:
        case 33:
        case 34: $weather = 'Description: Klarer Himmel</br>ID: 2';//2
            break;
        case 3200: $weather = 'not available';
        break;
    }
    echo $weather;

?>