fix for https://github.com/opnsense/core/issues/41

src/www/firewall_nat.php

@@ -243,6 +243,8 @@ $main_buttons = array(
 											$span_end = "</U></span>";
 
 											$alias_popup = rule_popup($natent['source']['address'], pprint_port($natent['source']['port']), $natent['destination']['address'], pprint_port($natent['destination']['port']));
+                                                                                        $alias_popup = rule_popup($natent['source']['address'], pprint_port($natent['source']['port']), $natent['destination']['address'], pprint_port($natent['destination']['port']));
+											  
 
 											$alias_src_span_begin      = $alias_popup["src"];
 											$alias_src_port_span_begin = $alias_popup["srcport"];
@@ -300,21 +302,47 @@ $main_buttons = array(
 									                  </td>
 
 									                  <td class="listr"  id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
-													    <?=$textss;?><?php echo $alias_src_span_begin;?><?php echo htmlspecialchars(pprint_address($natent['source']));?><?php echo $alias_src_span_end;?><?=$textse;?>
+													    <?=$textss;?>
+													    <?php 
+													    if ($alias_src_span_begin) echo htmlspecialchars(pprint_address($alias_src_span_begin));
+													    else echo htmlspecialchars(pprint_address($natent['source']));
+													    if ($alias_src_span_end) echo htmlspecialchars(pprint_address($alias_src_span_end));
+													    ?>
+													    <?=$textse;?>
 									                  </td>
 									                  <td class="listr"  id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
-													    <?=$textss;?><?php echo $alias_src_port_span_begin;?><?php echo htmlspecialchars(pprint_port($natent['source']['port']));?><?php echo $alias_src_port_span_end;?><?=$textse;?>
+													    <?=$textss;?>
+													    <?php 
+													    if ($alias_src_port_span_begin) echo htmlspecialchars(pprint_port($alias_src_port_span_begin));
+													    else echo htmlspecialchars(pprint_port($natent['source']['port']));
+													    if($alias_src_port_span_end) echo htmlspecialchars(pprint_port($alias_src_port_span_end));
+													    ?><?=$textse;?>
 									                  </td>
 
 									                  <td class="listr"  id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
-													    <?=$textss;?><?php echo $alias_dst_span_begin;?><?php echo htmlspecialchars(pprint_address($natent['destination']));?><?php echo $alias_dst_span_end;?><?=$textse;?>
+													    <?=$textss;?>
+													    <?php 
+													    if ($alias_dst_span_begin) echo htmlspecialchars(pprint_address($alias_dst_span_begin));
+													    else echo htmlspecialchars(pprint_address($natent['destination']));
+													    if ($alias_dst_span_end)  echo htmlspecialchars(pprint_address($alias_dst_span_end));
+													    ?><?=$textse;?>
 									                  </td>
 									                  <td class="listr"  id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
-													    <?=$textss;?><?php echo $alias_dst_port_span_begin;?><?php echo htmlspecialchars(pprint_port($natent['destination']['port']));?><?php echo $alias_dst_port_span_end;?><?=$textse;?>
+													    <?=$textss;?>
+													    <?php
+													    if ($alias_dst_port_span_begin) echo htmlspecialchars(pprint_port($alias_dst_port_span_begin['address']));
+													    else echo htmlspecialchars(pprint_port($natent['destination']['port']));
+													    if ($alias_dst_port_span_end ) echo htmlspecialchars(pprint_port($alias_dst_port_span_end['address']));
+													    ?><?=$textse;?>
 									                  </td>
 
 									                  <td class="listr" id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
-													    <?=$textss;?><?php echo $alias_target_span_begin;?><?php echo htmlspecialchars($natent['target']);?><?php echo $alias_target_span_end;?><?=$textse;?>
+													    <?=$textss;?>
+													    <?php 
+													    if ($alias_target_span_begin) echo htmlspecialchars(pprint_address($alias_target_span_begin));
+													    else  echo htmlspecialchars($natent['target']);
+													    if ($alias_target_span_end) echo htmlspecialchars(pprint_address($alias_target_span_end));
+													    ?><?=$textse;?>
 									                  </td>
 									                  <td class="listr"  id="frd<?=$nnats;?>" ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">
 														<?php
@@ -327,7 +355,11 @@ $main_buttons = array(
 																$localport   .= '-' . $localendport;
 															}
 														?>
-													    <?=$textss;?><?php echo $alias_local_port_span_begin;?><?php echo htmlspecialchars(pprint_port($localport));?><?php echo $alias_local_port_span_end;?><?=$textse;?>
+													    <?=$textss;?><?php 
+													    if ($alias_local_port_span_begin) echo htmlspecialchars(pprint_port($alias_local_port_span_begin['address']));
+													    else  echo htmlspecialchars(pprint_port($localport));
+													    if ($alias_local_port_span_end) echo htmlspecialchars(pprint_port($alias_local_port_span_end['address']));
+													    ?><?=$textse;?>
 									                  </td>
 
 									                  <td class="listbg"  ondblclick="document.location='firewall_nat_edit.php?id=<?=$nnats;?>';">