use arrows for search result list direction

htdocs/doc/sql/static-data/data.sql

@@ -2536,6 +2536,7 @@ INSERT INTO `sys_trans` (`id`, `text`, `last_modified`) VALUES ('2110', 'Result
 INSERT INTO `sys_trans` (`id`, `text`, `last_modified`) VALUES ('2111', 'My caches', '2010-09-07 20:19:07');
 INSERT INTO `sys_trans` (`id`, `text`, `last_modified`) VALUES ('2112', 'Opencaching', '2010-09-07 20:19:07');
 INSERT INTO `sys_trans` (`id`, `text`, `last_modified`) VALUES ('2113', 'New Wiki articles', '2010-09-07 20:19:07');
+INSERT INTO `sys_trans` (`id`, `text`, `last_modified`) VALUES ('2114', 'Cardinal direction', '2010-09-07 20:19:07');
 
 -- Table sys_trans_ref
 SET NAMES 'utf8';
@@ -6517,6 +6518,7 @@ INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUE
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('2111', 'DE', 'Meine Caches', '2010-09-10 23:33:33');
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('2112', 'DE', 'Opencaching', '2010-09-10 23:33:33');
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('2113', 'DE', 'Neue Wiki-Artikel', '2010-09-10 23:33:33');
+INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('2114', 'DE', 'Himmelsrichtung', '2010-09-10 23:33:33');
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('2', 'EN', 'The database could not be reconnected.', '2010-08-28 11:48:07');
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('3', 'EN', 'Testing – please do not login', '2010-08-28 11:48:07');
 INSERT INTO `sys_trans_text` (`trans_id`, `lang`, `text`, `last_modified`) VALUES ('4', 'EN', 'User', '2010-08-28 11:48:07');

htdocs/lib2/search/search.html.inc.php

@@ -96,9 +96,13 @@ function search_output()
 
 		// get direction from search coordinate 
 		if ($rCache['distance'] > 0)
-			$rCache['direction'] = geomath::Bearing2Text(geomath::calcBearing($lat_rad / 3.14159 * 180, $lon_rad / 3.14159 * 180, $rCache['latitude'], $rCache['longitude']), 1);
+		{
+			$direction = geomath::calcBearing($lat_rad / 3.14159 * 180, $lon_rad / 3.14159 * 180, $rCache['latitude'], $rCache['longitude']);
+			$rCache['direction_deg'] = round($direction / 22.5) * 22.5;
+			$rCache['direction_txt'] = geomath::Bearing2Text($direction, 1);
+		}
 		else 		
-			$rCache['direction'] = '';
+			$rCache['direction_deg'] = false;
 		
 		// other data
 		$rCache['icon'] = getCacheIcon($login->userid, $rCache['cache_id'], $rCache['status'], $rCache['user_id'], $rCache['icon_large']);

htdocs/templates2/ocstyle/search.result.caches.row.tpl

@@ -2,7 +2,7 @@
    outputs one cache line of the search result *}
 <!--m-->
 <tr>
-  <td width="18" class="{$listcolor}">&nbsp;{$position}&nbsp;</td>
+  <td width="18" class="{$listcolor}">&nbsp;{$position}&nbsp;&nbsp;</td>
   <td width="45" class="{$listcolor}">{if $cache.distance !== null}{$cache.distance|sprintf:"%1.1f"|escape}&nbsp;{/if}</td>
   <td width="32" class="{$listcolor}" rowspan="2"><img src="resource2/{$opt.template.style}/images/cacheicon/{$cache.icon}" title="{$cache.cacheTypeName}"></td>
   <td width="46" class="{$listcolor}" rowspan="2"><nobr>{include file="res_difficon.tpl" difficulty=$cache.difficulty}{include file="res_terricon.tpl" terrain=$cache.terrain}</nobr></td>
@@ -19,7 +19,7 @@
 <!--n-->
 <tr>
   <td width="25" class="{$listcolor}">&nbsp;</td>
-  <td width="32" class="{$listcolor}" valign="top">{$cache.direction}&nbsp;</td>
+  <td width="32" class="{$listcolor}" valign="top">{if $cache.direction_deg !== false}<img src="resource2/ocstyle/images/direction/16x16-{$cache.direction_deg}deg.png" title="{t}Cardinal direction{/t}: {$cache.direction_txt}">&nbsp;{/if}</td>
   <td width="448" class="{$listcolor}" valign="top">
 		<p>{strip}
 		{if $cache.topratings>0}<img src="images/rating-star.gif" title="{t}Recommendations{/t}" width="17" height="16" />{/if}