KmlParser-usage.php

<?php

	ini_set('display_errors',1); 
	error_reporting(E_ALL);

	require 'kml-parser.php';

	$kml = file_get_contents('http://maps.google.co.uk/maps/ms?ie=UTF8&hl=en&t=h&authuser=0&msa=0&output=kml&msid=210156054229171524633.0004a10ec7664b0c32ce8');
	$kmlParser = new KmlParser($kml);
	
	echo $kmlParser->output;
	
?>

KmlParser.php

<?php



	class KmlParser {
		
		
		
		private $kml;
		
		
		
		public $output;
		
		
		
		public function __construct($XML) {
			$this->kml = new DOMDocument;
			$this->kml->loadXML($XML);
			$this->output = json_encode($this->parse());
		}
		
		
		
		private function parse() {
			$coordinates = $this->kml->getElementsByTagName('coordinates');
			$output = array();
			foreach($coordinates as $coordinate) {
				$latLng = $coordinate->nodeValue;
				$latLngComponents = explode(',', $latLng);
				$marker = array(
					'name' => '',
					'position' => array(
						'lat' => $latLngComponents[1],
						'long' => $latLngComponents[0]
					),
					'icon' => './img/blue-dot.png'
				);
				array_push($output, $marker);
			}
			return $output;
		}
		
		
		
	}



?>