From 560d1918d2f6f906c45140800bd353963c968e74 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sun, 10 Sep 2023 23:46:38 +0200
Subject: [PATCH 1/4] Simple anti-spam mechanism

---
 inc/config.php           |  9 ++++++++-
 post.php                 |  6 ++++++
 templates/post_form.html | 10 ++++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/inc/config.php b/inc/config.php
index c5fa69d9..c107051f 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -308,9 +308,16 @@
         'json_response',
         'user_flag',
         'no_country',
-        'tag'
+        'tag',
+        'simple_spam'
     );
 
+    // Enable simple anti-spam measure.
+    $config['simple_spam'] = array (
+            'question' => 'What is 2 + 2?',
+            'answer' => '4'
+        );
+
     // Enable reCaptcha to make spam even harder. Rarely necessary.
     $config['recaptcha'] = false;
 
diff --git a/post.php b/post.php
index fc2a2583..0cdff6b9 100644
--- a/post.php
+++ b/post.php
@@ -478,6 +478,12 @@ function handle_post(){
             }
         }
 
+        if ($config['simple_spam'] && $post['op']) {
+            if(!isset($_POST['simple_spam']) || $config['simple_spam']['answer'] != $_POST['simple_spam'])){
+                $config['error']['spam'];
+            }
+        }
+
         if(isset($config['securimage']) && $config['securimage']){
 
             if(!isset($_POST['captcha'])){
diff --git a/templates/post_form.html b/templates/post_form.html
index bf02ad1a..f583beff 100644
--- a/templates/post_form.html
+++ b/templates/post_form.html
@@ -203,6 +203,16 @@
 				{{ antibot.html() }}
 			</td>
 		</tr>{% endif %}
+		{% if config.simple_anti_spam and not id %}<tr>
+			<th>
+				{{ config.simple_anti_spam.prompt }}
+				{{ antibot.html() }}
+			</th>
+			<td>
+				<input type="text" name="simple_anti_spam_answer" value="" size="12" maxlength="18" autocomplete="off"> 
+				{{ antibot.html() }}
+			</td>
+		</tr>{% endif %}
 	</table>
 {{ antibot.html(true) }}
 <input type="hidden" name="hash" value="{{ antibot.hash() }}">
-- 
2.25.1


From 3bb71dd9f2777325e3b5f6b4dc6217a37cae9023 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sun, 10 Sep 2023 23:54:38 +0200
Subject: [PATCH 2/4] Simple anti-spam mechanism

---
 templates/post_form.html | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/templates/post_form.html b/templates/post_form.html
index f583beff..21789381 100644
--- a/templates/post_form.html
+++ b/templates/post_form.html
@@ -203,13 +203,13 @@
 				{{ antibot.html() }}
 			</td>
 		</tr>{% endif %}
-		{% if config.simple_anti_spam and not id %}<tr>
+		{% if config.simple_spam and not id %}<tr>
 			<th>
-				{{ config.simple_anti_spam.prompt }}
+				{{ config.simple_spam.prompt }}
 				{{ antibot.html() }}
 			</th>
 			<td>
-				<input type="text" name="simple_anti_spam_answer" value="" size="12" maxlength="18" autocomplete="off"> 
+				<input type="text" name="simple_spam" value="" size="12" maxlength="18" autocomplete="off"> 
 				{{ antibot.html() }}
 			</td>
 		</tr>{% endif %}
-- 
2.25.1


From 2f8989d2a9bf11384a4e034905454de2ff805f0d Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Sun, 10 Sep 2023 23:57:52 +0200
Subject: [PATCH 3/4] Simple anti-spam mechanism

---
 inc/config.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/inc/config.php b/inc/config.php
index c107051f..3f78e6d5 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -314,7 +314,7 @@
 
     // Enable simple anti-spam measure.
     $config['simple_spam'] = array (
-            'question' => 'What is 2 + 2?',
+            'prompt' => 'What is 2 + 2?',
             'answer' => '4'
         );
 
-- 
2.25.1


From c7528b49b45ce2b93b6935bafe2912f0fdd10971 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Mon, 11 Sep 2023 01:17:39 +0200
Subject: [PATCH 4/4] Simple anti-spam mechanism

---
 inc/config.php | 3 ++-
 post.php       | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/inc/config.php b/inc/config.php
index 3f78e6d5..9e83d5b8 100644
--- a/inc/config.php
+++ b/inc/config.php
@@ -313,11 +313,12 @@
     );
 
     // Enable simple anti-spam measure.
+    /*
     $config['simple_spam'] = array (
             'prompt' => 'What is 2 + 2?',
             'answer' => '4'
         );
-
+    */
     // Enable reCaptcha to make spam even harder. Rarely necessary.
     $config['recaptcha'] = false;
 
diff --git a/post.php b/post.php
index 0cdff6b9..8a6b155b 100644
--- a/post.php
+++ b/post.php
@@ -478,9 +478,9 @@ function handle_post(){
             }
         }
 
-        if ($config['simple_spam'] && $post['op']) {
-            if(!isset($_POST['simple_spam']) || $config['simple_spam']['answer'] != $_POST['simple_spam'])){
-                $config['error']['spam'];
+        if (isset($config['simple_spam']) && $post['op']) {
+            if(!isset($_POST['simple_spam']) || $config['simple_spam']['answer'] != $_POST['simple_spam']){
+                error($config['error']['spam']);
             }
         }
 
-- 
2.25.1