+function formatOSMType($sType, $bIncludeExternal = true)
+{
+ if ($sType == 'N') return 'node';
+ if ($sType == 'W') return 'way';
+ if ($sType == 'R') return 'relation';
+
+ if (!$bIncludeExternal) return '';
+
+ if ($sType == 'T') return 'way';
+ if ($sType == 'I') return 'way';
+
+ // not handled: P, L
+
+ return '';
+}
+
+function osmLink($aFeature, $sRefText = false)
+{
+ $sOSMType = formatOSMType($aFeature['osm_type'], false);
+ if ($sOSMType) {
+ return '<a href="//www.openstreetmap.org/'.$sOSMType.'/'.$aFeature['osm_id'].'">'.$sOSMType.' '.($sRefText?$sRefText:$aFeature['osm_id']).'</a>';
+ }
+ return '';
+}
+
+function wikipediaLink($aFeature)
+{
+ if ($aFeature['wikipedia']) {
+ list($sLanguage, $sArticle) = explode(':', $aFeature['wikipedia']);
+ return '<a href="https://'.$sLanguage.'.wikipedia.org/wiki/'.urlencode($sArticle).'" target="_blank">'.$aFeature['wikipedia'].'</a>';
+ }
+ return '';
+}
+
+function detailsLink($aFeature, $sTitle = false, $sExtraProperties = false)
+{
+ if (!$aFeature['place_id']) return '';
+
+ $sHtml = '<a ';
+ if ($sExtraProperties) {
+ $sHtml .= $sExtraProperties.' ';
+ }
+
+ $sHtml .= 'href="details.php?place_id='.$aFeature['place_id'].'">'.($sTitle?$sTitle:$aFeature['place_id']).'</a>';
+
+ return $sHtml;
+}
+
+function detailsPermaLink($aFeature, $sRefText = false, $sExtraProperties = false)
+{
+ $sOSMType = formatOSMType($aFeature['osm_type'], false);
+
+ if ($sOSMType) {
+ $sHtml = '<a ';
+ if ($sExtraProperties) {
+ $sHtml .= $sExtraProperties.' ';
+ }
+ $sHtml .= 'href="details.php?osmtype='.$aFeature['osm_type']
+ .'&osmid='.$aFeature['osm_id'].'&class='.$aFeature['class'].'">';
+
+ if ($sRefText) {
+ $sHtml .= $sRefText.'</a>';
+ } else {
+ $sHtml .= $sOSMType.' '.$aFeature['osm_id'].'</a>';
+ }
+
+ return $sHtml;
+ }
+ return detailsLink($aFeature, $sRefText, $sExtraProperties);
+}