iWeather - snippet xml data from weather.com

<?php
//--- iWeather by Nick Hill

//---- Configuration ----------------------------------------------------------------------------------------- //

 // Partner ID
$iw_partner_id = isset($partner_id) ? $partner_id : ' ';

// License Key
$iw_license_key = isset($license_key) ? $license_key : ' ';

// Units Standard 's' or Metric 'm'
$iw_units = isset($units) ? $units : 'm'; 

// 1 to 5 day forecast
$iw_days = isset($days) ? $days : '5';
 
// City
$iw_city = isset($city) ? $city : 'Toronto';
 
// State/Province
$iw_region = isset($region) ? $region : 'ON'; 

 // Country
$iw_country = isset($country) ? $country : 'CA';

// Image Path
$iw_img_path = isset($icon_path) ? $icon_path : 'http://image.weather.com/web/common/wxicons'; 

// Image size options 25, 31, 45, 52, 61, 72, 78, 93
$iw_img_size = isset($icon_size) ? $icon_size : '93';                     

// Image Path
$moon_img_path = isset($moon_icon_path) ? $moon_icon_path : 'http://image.weather.com/web/common/moonicons'; 

// Moon Url 25, 52
 $moon_img_size = isset($moon_icon_size) ? moon_icon_size : '25';      

//----Find Location ID -------------------------------------------------------------------------------------- //	

$iw_city = format_result($iw_city);
$iw_region = format_result($iw_region);
$iw_country = format_result($iw_country);
$xoap_url = 'http://xoap.weather.com/search/search?where=';	
$search_url = $xoap_url.$iw_city.'+'.$iw_region.'+'.$iw_country;
$idsearch = simplexml_load_file($search_url);
$loc_id = $idsearch->loc[0]->attributes()->id;

//----Get XML from weather.com -------------------------------------------------------------------------------------- //

$weather_url = 'http://xoap.weather.com/weather/local/';
$iw_url = $weather_url.$loc_id.'?cc=*&dayf='.$iw_days.'&par='.$iw_partner_id.'&key='.$iw_license_key.'&unit='.$iw_units;
$xml = simplexml_load_file($iw_url);

// UNITS
        $modx->setPlaceholder('ut', $xml->head[0]->ut.'&deg'); //F or C
        $modx->setPlaceholder('ud', $xml->head[0]->ud); // Miles or KM's
        $modx->setPlaceholder('us', $xml->head[0]->us); // mph or km/h
        $modx->setPlaceholder('up', $xml->head[0]->up); // in or mb
        $modx->setPlaceholder('ur', $xml->head[0]->ur); // Inches or millimetres 
// END

// LOCATION
        $modx->setPlaceholder('location_id', $loc_id);
        $modx->setPlaceholder('city', $xml->loc[0]->dnam);
        $modx->setPlaceholder('latitude', $xml->loc[0]->lat);
        $modx->setPlaceholder('longitude', $xml->loc[0]->lon);
        $modx->setPlaceholder('sunrise', $xml->loc[0]->sunr);
        $modx->setPlaceholder('sunset', $xml->loc[0]->suns);
        $modx->setPlaceholder('time_zone', $xml->loc[0]->zone);
// END

// CURRENT CONDITIONS
        $modx->setPlaceholder('observation_time', $xml->cc[0]->lsup);
        $modx->setPlaceholder('observation_station', $xml->cc[0]->obst);
        $modx->setPlaceholder('temperature', $xml->cc[0]->tmp);
        $modx->setPlaceholder('feels_like', $xml->cc[0]->flik);
        $modx->setPlaceholder('current_condition', $xml->cc[0]->t);
        $modx->setPlaceholder('ICON', 'iw'.$xml->cc[0]->icon);
        $modx->setPlaceholder('icon', '<img class="icon_'.$iw_img_size.'" src="'.$iw_img_path.'/'.$iw_img_size.'/'.$xml->cc[0]->icon.'.png">');
        $modx->setPlaceholder('humidity', $xml->cc[0]->hmid);
        $modx->setPlaceholder('visibility', $xml->cc[0]->vis);
        $modx->setPlaceholder('dew_point', $xml->cc[0]->dewp);
	// BAROMETRIC PRESSURE
                $modx->setPlaceholder('barometric_pressure', $xml->cc[0]->bar[0]->r);
                $modx->setPlaceholder('barometric_trend', $xml->cc[0]->bar[0]->d);
	// WIND
                $modx->setPlaceholder('wind_speed', $xml->cc[0]->wind[0]->s);
                $modx->setPlaceholder('wind_direction', $xml->cc[0]->wind[0]->t);
	// UV
                $modx->setPlaceholder('uv_index', $xml->cc[0]->uv[0]->i);
                $modx->setPlaceholder('uv_description', $xml->cc[0]->uv[0]->t);
	// MOON
                $modx->setPlaceholder('moon_icon', '<img class="moon_icon_'.$moon_img_size.'" src="'.$moon_img_path.'/'.$moon_img_size.'/'.$xml->cc[0]->moon[0]->icon.'.gif">');
                $modx->setPlaceholder('moon_phase', $xml->cc[0]->moon[0]->t);
// END 

// 1 to 5 day forecast

//$iTPLf = isset($forecast_tpl) ? $forecast_tpl : ' '; 
//if ($iTPLf==' ') {} else {
        if ($iw_days <= 5) {
	        $i = 1;
	        while ($i <= $iw_days):
		         $modx->setPlaceholder('forecast_day_'.$i, $xml->dayf[0]->day[$i-1]->attributes()->t);
		         $modx->setPlaceholder('forecast_date_'.$i, $xml->dayf[0]->day[$i-1]->attributes()->dt);
		         $modx->setPlaceholder('forecast_high_'.$i, $xml->dayf[0]->day[$i-1]->hi);
		         $modx->setPlaceholder('forecast_low_'.$i, $xml->dayf[0]->day[$i-1]->low);
//Day
		         $modx->setPlaceholder('forecast_d_icon_'.$i, '<img class="icon_'.$iw_img_size.'" src="'.$iw_img_path.'/'.$iw_img_size.'/'.$xml->dayf[0]->day[$i-1]->part[0]->icon.'.png">');
		         $modx->setPlaceholder('forecast_d_description_'.$i, $xml->dayf[0]->day[$i-1]->part[0]->t);
		         $modx->setPlaceholder('forecast_d_windspeed_'.$i, $xml->dayf[0]->day[$i-1]->part[0]->wind[0]->s);
		         $modx->setPlaceholder('forecast_d_winddirection_'.$i, $xml->dayf[0]->day[$i-1]->part[0]->wind[0]->t);
		         $modx->setPlaceholder('forecast_d_percipitation_'.$i, $xml->dayf[0]->day[$i-1]->part[0]->ppcp);
		         $modx->setPlaceholder('forecast_d_humidity'.$i, $xml->dayf[0]->day[$i-1]->part[0]->hmid);
//Night
		         $modx->setPlaceholder('forecast_n_icon_'.$i, '<img class="moon_icon_'.$moon_img_size.'" src="'.$moon_img_path.'/'.$moon_img_size.'/'.$xml->dayf[0]->day[$i-1]->part[1]->icon.'.gif">');
		         $modx->setPlaceholder('forecast_n_description_'.$i, $xml->dayf[0]->day[$i-1]->part[1]->t);
		         $modx->setPlaceholder('forecast_n_windspeed_'.$i, $xml->dayf[0]->day[$i-1]->part[1]->wind[0]->s);
		         $modx->setPlaceholder('forecast_n_winddirection_'.$i, $xml->dayf[0]->day[$i-1]->part[1]->wind[0]->t);
		         $modx->setPlaceholder('forecast_n_percipitation_'.$i, $xml->dayf[0]->day[$i-1]->part[1]->ppcp);
		         $modx->setPlaceholder('forecast_n_humidity'.$i, $xml->dayf[0]->day[$i-1]->part[1]->hmid);
                         //$modx->setPlaceholder('day_'.$i, $modx->getChunk($iTPLf));
    	                 $i++;
	        endwhile;
        }
//}
 
//----format the result ------------------------------------------------------------------------------------- //
	function format_result($input)
	{
		return strtolower(str_replace(array(' ', '(', ')'), array('+', '+', ''), $input));
	}

//----handles the chunk ----------------------------------------------------------- //
        $iTPL = isset($tpl) ? $tpl : ' '; 
        if ($iTPL==' ') {
               $iWoutput = '<strong>[+icon+] [+current_condition+], [+temperature+] [+ut+] in [+city+]</strong>'; 
        } else {
               $iWoutput = $modx->getChunk($iTPL);
        }

return $iWoutput;
?>

<strong>[+icon+] [+current_condition+], [+temperature+] [+ut+] in [+city+] [+moon_icon+]</strong>

[!iWeather? &partner_id=`#########` &license_key=`##########` &city=`toronto` &region=`on` &country=`ca` &units=`M` &icon_size=`25` &days=`5` &tpl=`iWeather`!]