From 571798ec99a8dc22d6173dc6441a0725af967ca6 Mon Sep 17 00:00:00 2001
From: ron4mac <ron@rjconline.net>
Date: Sat, 6 Jul 2019 10:09:37 -0500
Subject: [PATCH] show hidden invalid fields when submitting admin config form

---
 CHANGELOG.txt |  1 +
 admin.php     | 16 ++++++++++++----
 js/admin.js   |  6 ++++--
 3 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 02f1f811..9fc953f8 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -20,6 +20,7 @@ Changelog
 [S] = Security fix (issues that are related to security)
 *********************************************
 
+2019-07-06 [B] Show hidden invalid fields when submitting admin config form {ron4mac}
 2019-06-05 [A] Updated Estonian language file (user contribution) {eenemeenemuu}
 2019-04-17 [C] Added title to intermediate-sized image, changed alt attritube (thread ID 79654) {eenemeenemuu}
 2019-03-28 [B] Correct regex for valid file name in showthumb.php {ron4mac}
diff --git a/admin.php b/admin.php
index 14e51909..dbd3ec90 100644
--- a/admin.php
+++ b/admin.php
@@ -4,11 +4,11 @@
  *
  * v1.0 originally written by Gregory Demar
  *
- * @copyright  Copyright (c) 2003-2018 Coppermine Dev Team
+ * @copyright  Copyright (c) 2003-2019 Coppermine Dev Team
  * @license    GNU General Public License version 3 or later; see LICENSE
  *
  * admin.php
- * @since  1.6.06
+ * @since  1.6.07
  */
 
 define('IN_COPPERMINE', true);
@@ -274,6 +274,14 @@ function kmgOpts ($m)
     $admin_page .= '<br />'.$LINEBREAK;
 }
 
+$admin_page .= '<style>
+#cpgform input:invalid {
+	border-color: #900;
+	background-color: #FDD;
+}
+</style>
+';
+
 $signature = 'Coppermine Photo Gallery ' . COPPERMINE_VERSION . ' ('. COPPERMINE_VERSION_STATUS . ')';
 
 $tabindexCounter      = 1;
@@ -647,7 +655,6 @@ function kmgOpts ($m)
 endtable();
 echo '<br />';
 
-
 list($timestamp, $form_token) = getFormToken();
 echo <<< EOT
 <input type="hidden" name="form_token" value="{$form_token}" />
@@ -666,6 +673,7 @@ function kmgOpts ($m)
 </script>
 EOT;
 }
+
 pagefooter();
 
-//EOF
\ No newline at end of file
+//EOF
diff --git a/js/admin.js b/js/admin.js
index 5d409092..084cf34f 100644
--- a/js/admin.js
+++ b/js/admin.js
@@ -3,11 +3,11 @@
  *
  * v1.0 originally written by Gregory Demar
  *
- * @copyright  Copyright (c) 2003-2018 Coppermine Dev Team
+ * @copyright  Copyright (c) 2003-2019 Coppermine Dev Team
  * @license    GNU General Public License version 3 or later; see LICENSE
  *
  * js/admin.js
- * @since  1.6.06
+ * @since  1.6.07
  */
 
 function resetToDefault(theFieldId, fieldType, numberOfItems) 
@@ -95,6 +95,8 @@ function thumbMethodUI (elm)
 
 function adminPageLoaded(){
 
+	$("#cpgform input").on("invalid", function() { $(this).parents('.detail_body').show(); });
+
 	$('a.direct_config_link').click(function(){
 
 		var aname = $(this).attr('hash').replace('#', '');