From 66f25b80270d83f931fda60833c19faaaa836db6 Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Sun, 15 Feb 2026 12:25:09 -0500
Subject: [PATCH] fix: warn when zone coordinates extend beyond image
 dimensions

Before limitPoints() silently clamps coordinates, check if any zone
point exceeds the monitor's image dimensions and show a warning icon
with tooltip in the zones table.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 web/skins/classic/views/zones.php | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/web/skins/classic/views/zones.php b/web/skins/classic/views/zones.php
index 5d16cf7be..8c9b0a9d0 100644
--- a/web/skins/classic/views/zones.php
+++ b/web/skins/classic/views/zones.php
@@ -65,6 +65,14 @@ echo getNavBarHTML();
     foreach ( dbFetchAll('SELECT * FROM Zones WHERE MonitorId=? ORDER BY Area DESC', NULL, array($mid)) as $row ) {
       $row['Points'] = coordsToPoints($row['Coords']);
 
+      $row['OutOfBounds'] = false;
+      foreach ($row['Points'] as $point) {
+        if ($point['x'] < $minX || $point['x'] > $maxX || $point['y'] < $minY || $point['y'] > $maxY) {
+          $row['OutOfBounds'] = true;
+          break;
+        }
+      }
+
       limitPoints($row['Points'], $minX, $minY, $maxX, $maxY);
       $row['Coords'] = pointsToCoords($row['Points']);
       $row['AreaCoords'] = preg_replace('/\s+/', ',', $row['Coords']);
@@ -91,7 +99,11 @@ echo getNavBarHTML();
   foreach ($zones as $zone) {
 ?>
               <tr>
-                <td class="colName"><?php echo makeLink('?view=zone&mid='.$mid.'&zid='.$zone['Id'], validHtmlStr($zone['Name']), true, 'data-on-click-true="streamCmdQuit"'); ?></td>
+                <td class="colName"><?php echo makeLink('?view=zone&mid='.$mid.'&zid='.$zone['Id'], validHtmlStr($zone['Name']), true, 'data-on-click-true="streamCmdQuit"');
+                  if ($zone['OutOfBounds']) {
+                    echo ' <span class="text-warning" title="'.htmlspecialchars('Zone coordinates extend beyond image dimensions ('.$monitor->ViewWidth().'x'.$monitor->ViewHeight().'). Points have been clamped.').'">&nbsp;<i class="fa fa-exclamation-triangle"></i></span>';
+                  }
+                ?></td>
                 <td class="colType"><?php echo validHtmlStr($zone['Type']) ?></td>
                 <td class="colUnits"><?php echo $zone['Area'] ?>&nbsp;/&nbsp;<?php echo sprintf('%.2f', ($zone['Area']*100)/($monitor->ViewWidth()*$monitor->ViewHeight()) ) ?></td>
                 <td class="colMark"><input type="checkbox" name="markZids[]" value="<?php echo $zone['Id'] ?>" data-on-click-this="configureDeleteButton"<?php if ( !canEdit('Monitors') ) { ?> disabled="disabled"<?php } ?>/></td>