fix PHP warnings when reverse search was called without parameters

[nominatim.git] / lib / template / address-html.php

diff --git a/lib/template/address-html.php b/lib/template/address-html.php
index b4c7533e190f52890fbeb2f154e548cfdcf6c1cf..63072911da3579f8169ede7c7c6c6ae52e05335e 100644 (file)
--- a/lib/template/address-html.php
+++ b/lib/template/address-html.php
@@ -13,13 +13,13 @@
     <form class="form-inline" role="search" accept-charset="UTF-8" action="<?php echo CONST_Website_BaseURL; ?>reverse.php">
         <div class="form-group">
             <input name="format" type="hidden" value="html">
-            <input name="lat" type="text" class="form-control input-sm" placeholder="latitude"  value="<?php echo htmlspecialchars($_GET['lat']); ?>" >
+            <input name="lat" type="text" class="form-control input-sm" placeholder="latitude" value="<?php echo $fLat; ?>" >
             <span id="switch-coords">&lt;&gt;</span>
-            <input name="lon" type="text" class="form-control input-sm" placeholder="longitude" value="<?php echo htmlspecialchars($_GET['lon']); ?>" >
+            <input name="lon" type="text" class="form-control input-sm" placeholder="longitude" value="<?php echo $fLon; ?>" >
             max zoom
 
-            <select name="zoom" class="form-control input-sm" value="<?php echo htmlspecialchars($_GET['zoom']); ?>">
-                <option value="" <?php echo $_GET['zoom']==''?'selected':'' ?> >--</option>
+            <select name="zoom" class="form-control input-sm">
+                <option value="" <?php if ($iZoom === false) echo 'selected="selected"' ?> >--</option>
                 <?php
 
                     $aZoomLevels = array(
@@ -49,8 +49,8 @@
 
                     foreach($aZoomLevels as $iZoomLevel => $sLabel)
                     {
-                        $bSel = isset($_GET['zoom']) && ($_GET['zoom'] == (string)$iZoomLevel);
-                        echo '<option value="'.$iZoomLevel.'"'.($bSel?'selected':'').'>'.$iZoomLevel.' '.$sLabel.'</option>'."\n";
+                        $bSel = $iZoom === $iZoomLevel;
+                        echo '<option value="'.$iZoomLevel.'"'.($bSel?' selected="selected"':'').'>'.$iZoomLevel.' '.$sLabel.'</option>'."\n";
                     }
                 ?>
             </select>
@@ -66,7 +66,7 @@
 
     <div id="content">
 
-<?php if ($aPlace) { ?>
+<?php if (count($aPlace)>0) { ?>
 
         <div id="searchresults" class="sidebar">
         <?php
@@ -116,9 +116,9 @@
     <?php
 
         $aNominatimMapInit = array(
-            'zoom' => isset($_GET['zoom']) ? htmlspecialchars($_GET['zoom']) : CONST_Default_Zoom,
-            'lat'  => isset($_GET['lat']) ? htmlspecialchars($_GET['lat']) : CONST_Default_Lat,
-            'lon'  => isset($_GET['lon']) ? htmlspecialchars($_GET['lon']) : CONST_Default_Lon,
+            'zoom' => $iZoom !== false ? $iZoom : CONST_Default_Zoom,
+            'lat'  => $fLat !== false ? $fLat : CONST_Default_Lat,
+            'lon'  => $fLon !== false ? $fLon : CONST_Default_Lon,
             'tile_url' => $sTileURL,
             'tile_attribution' => $sTileAttribution
         );