Google API: Your own personalized weather forecast

This code requires the ParseXml class.

<?php
 
$geoplugin = unserialize( file_get_contents('http://www.geoplugin.net/php.gp?ip=' . $_SERVER['REMOTE_ADDR']) );
 
if ( is_numeric($geoplugin['geoplugin_latitude']) && is_numeric($geoplugin['geoplugin_longitude']) ) {
 
    $lat = $geoplugin['geoplugin_latitude'];
    $long = $geoplugin['geoplugin_longitude'];
    //set farenheight for US
    if ($geoplugin['geoplugin_countryCode'] == 'US') {
        $tempScale = 'fahrenheit';
        $tempUnit = '&deg;F';
    } else {
        $tempScale = 'celsius';
        $tempUnit = '&deg;C';
    }
    require_once('ParseXml.class.php');
 
    $xml = new ParseXml(); 
    $xml->LoadRemote("http://api.wunderground.com/auto/wui/geo/ForecastXML/index.xml?query={$lat},{$long}", 3);
    $dataArray = $xml->ToArray();
 
    $html = "<center><h2>Weather forecast for " . $geoplugin['geoplugin_city'];
    $html .= "</h2><table cellpadding=5 cellspacing=10><tr>";
 
    foreach ($dataArray['simpleforecast']['forecastday'] as $arr) {
 
        $html .= "<td align='center'>" . $arr['date']['weekday'] . "<br />";
        $html .= "<img src='http://icons-pe.wxug.com/i/c/a/" . $arr['icon'] . ".gif' border=0 /><br />";
        $html .= "<font color='red'>" . $arr['high'][$tempScale] . $tempUnit . " </font>";
        $html .= "<font color='blue'>" . $arr['low'][$tempScale] . $tempUnit . "</font>";
        $html .= "</td>";
 
 
    }
    $html .= "</tr></table>";
 
    echo $html;
}
 
?>