added lat/lng example script

scripts/latlon.php

+<?php
+
+/* Example script that shows how we can retrieve lat/lng using the yahoo geocoder API
+ * 
+ * for a basic example, try: http://path/to/UNL_Elgg/scripts/latlon.php?location=Paris,FR
+ * 
+ * see http://developer.yahoo.com/maps/rest/V1/geocode.html for more information on the Yahoo Geocode API
+ */
+
+$street = urlencode($_REQUEST["street"]);
+$city = urlencode($_REQUEST["city"]);
+$state = urlencode($_REQUEST["state"]);
+$country = urlencode($_REQUEST["country"]);
+$zip = urlencode($_REQUEST["zip"]);
+$location = urlencode($_REQUEST["location"]);
+
+
+$req = 'http://api.local.yahoo.com/MapsService/V1/geocode?appid=2vqgPxLV34EEubUhiFAvT6wlCTgTooVvFVzi5coJ_.3bZHorwlJ8X8_vHW6e4w--&street='.$street.'&city='.$city.'&state='.$state.'&zip='.$zip.'&country='.$country.'&location='.$location.'&output=php';
+
+$phpserialized = file_get_contents($req);
+$phparray = unserialize($phpserialized);
+$resultset = $phparray[ResultSet];
+$result = $resultset[Result];
+$Latitude = $result[Latitude];
+$Longitude = $result[Longitude];
+
+echo "Latitude: " . $Latitude . " Longitude: " . $Longitude;
\ No newline at end of file