Added what3words.com support in coordinates output. API key was

registered for Opencaching.de.

htdocs/coordinates.php

@@ -30,6 +30,8 @@
 	$tpl->assign('showRD', ($coord->nLat >= 45 && $coord->nLat <= 57 && $coord->nLon >= 0 && $coord->nLon <= 15));
 	$tpl->assign('coordQTH', $coord->getQTH());
 	$tpl->assign('coordSwissGrid', $coord->getSwissGrid());
+	$tpl->assign('coordW3Wde', $coord->getW3W('de'));
+	$tpl->assign('coordW3Wen', $coord->getW3W('en'));
 
 	// wp gesetzt?
 	$wp = isset($_REQUEST['wp']) ? $_REQUEST['wp'] : '';

htdocs/lib2/logic/coordinate.class.php

@@ -9,6 +9,7 @@ class coordinate
 {
 	var $nLat = 0;
 	var $nLon = 0;
+	var $w3wApiKey = 'MVPP32BC';   // what3words.com
 
 	function __construct($nNewLat, $nNewLon)
 	{
@@ -553,5 +554,30 @@ class coordinate
 
 		return $lon;
 	}
+
+	function getW3W($language = "de")
+	{
+		$params = array(
+			'key' => $this->w3wApiKey,
+			'position' => sprintf('%f,%f', $this->nLat, $this->nLon),
+			'lang' => $language,
+		);
+		$params_str = http_build_query($params);
+		$context = stream_context_create( array(
+			'http' => array(
+				'method' => 'POST',
+				'header' => "Content-Type: application/x-www-form-urlencoded\r\n" .
+							"Content-Length: " . strlen($params_str) . "\r\n",
+				'content' => $params_str,
+			),
+		));
+		
+		$result = file_get_contents('http://api.what3words.com/position', false, $context);
+		if ($result === false) {
+			return false;
+		}
+		$json = json_decode($result, true);
+		return implode('.', $json['words']);
+	}
 }
 ?>

htdocs/templates2/ocstyle/coordinates.tpl

@@ -45,3 +45,11 @@
 		{$coordRD|escape}</p>
 	</div>
     {/if}
+	<div style="margin-top:4px;">
+		<p style="color: 5890a8"><b>what3words</b> <small>(deutsch)</small><br />
+		{$coordW3Wde|escape}</p>
+	</div>
+	<div style="margin-top:4px;">
+		<p style="color: 5890a8"><b>what3words</b> <small>(english)</small><br />
+		{$coordW3Wen|escape}</p>
+	</div>