Work on webgui and add flags to equipment

webgui/documents.php

@@ -1,7 +1,7 @@
 <?php
 /******************************************************************************
  * YMS - Yacht Management Software
- * Copyright (C) 2024 Thomas Hooge
+ * Copyright (C) 2024-2025 Thomas Hooge
  * 
  * SPDX-License-Identifier: WTFPL
  ******************************************************************************/
@@ -607,7 +607,31 @@ foreach ($opt_company as $k => $v) {
 </form>
 
 <?php
-
+// Vessel options
+// Do not include vessel that has already been referenced in the list!
+$opt_vessel = array();
+$sql = "SELECT vid, vesselname FROM vessel ORDER BY vesselname";
+$sth = $pdo->query($sql);
+foreach ($sth->fetchAll() as $row) {
+    if (!in_array($row['vid'], $vids)) {
+        $opt_vessel[$row['vid']] = $row['vesselname'];
+    }
+}
+?>
+<form class="mb-3" method="post" action="<?=$g_scriptname?>">
+  <input type="hidden" name="id" value="<?=$id?>">
+  <input type="hidden" name="reftype" value="vessel">
+  <label for="vid"><?=_('Vessel')?></label>
+  <select name="refid" id="vid">
+<?php
+foreach ($opt_vessel as $k => $v) {
+    echo '<option value="', $k, '">', $v, "</option>\n"; 
+}
+?>
+  </select>
+  <button class="btn btn-sm btn-secondary" name="submit[addref]">Referenzieren</button>
+</form>
+<?php
 elseif ($action == ACT_EDIT):
 // ========== VARIANT: edit single record =====================================