From c87cd9ab82335da4d05d6212dfb8bf3b1028c4c1 Mon Sep 17 00:00:00 2001
From: nonmakina <nonmakina@leftypol.org>
Date: Mon, 18 Jan 2021 01:30:20 -0600
Subject: [PATCH 1/4] Removes rebuild after each deleted post when deleting by
 ip.

---
 inc/mod/pages.php | 2 --
 1 file changed, 2 deletions(-)

diff --git a/inc/mod/pages.php b/inc/mod/pages.php
index 0ea5328d..dec5e24a 100644
--- a/inc/mod/pages.php
+++ b/inc/mod/pages.php
@@ -2259,8 +2259,6 @@ function mod_deletebyip($boardName, $post, $global = false) {
 
         rebuildThemes('post-delete', $board['uri']);
 
-        buildIndex();
-
         if ($post['thread'])
             $threads_to_rebuild[$post['board']][$post['thread']] = true;
         else

From 8c842362bb35af65e2a2807fc1aac166899653d1 Mon Sep 17 00:00:00 2001
From: nonmakina <nonmakina@leftypol.org>
Date: Mon, 18 Jan 2021 01:35:18 -0600
Subject: [PATCH 2/4] If mod, bypass password on delete

---
 post.php | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/post.php b/post.php
index bf42d052..5254e6fa 100644
--- a/post.php
+++ b/post.php
@@ -183,9 +183,18 @@ function handle_nntpchan() {
 
 function handle_delete(){
     // Delete
-    global $config,$board;
+    global $config, $board, $mod;
     if (!isset($_POST['board'], $_POST['password']))
         error($config['error']['bot']);
+
+    check_login(false);
+    $is_mod = !!$mod;
+
+    if (isset($_POST['mod']) && $_POST['mod'] && !$mod) {
+        // Mismatched claims. (As stated below "Liar, you are not a mod.")
+        error($config['error']['notamod']);
+    }
+
     
     $password = &$_POST['password'];
     
@@ -234,10 +243,14 @@ function handle_delete(){
                 error($config['error']['nodeletethread']);
             }
 
-            if ($password != '' && $post['password'] != $password && (!$thread || $thread['password'] != $password))
+            if ($password != '' 
+                && $post['password'] != $password 
+                && (!$thread || $thread['password'] != $password)
+                && !$is_mod) {
                 error($config['error']['invalidpassword']);
+            }
             
-            if ($post['time'] > time() - $config['delete_time'] && (!$thread || $thread['password'] != $password)) {
+            if ($post['time'] > time() - $config['delete_time']) {
                 error(sprintf($config['error']['delete_too_soon'], until($post['time'] + $config['delete_time'])));
             }
             
@@ -259,7 +272,7 @@ function handle_delete(){
     
     buildIndex();
 
-    $is_mod = isset($_POST['mod']) && $_POST['mod'];
+    
     $root = $is_mod ? $config['root'] . $config['file_mod'] . '?/' : $config['root'];
 
     if (!isset($_POST['json_response'])) {

From c838a10bcee88b63225f9679468d6d26bd181b74 Mon Sep 17 00:00:00 2001
From: nonmakina <nonmakina@leftypol.org>
Date: Mon, 18 Jan 2021 01:40:04 -0600
Subject: [PATCH 3/4] Adds checks for mod permissions to delete posts in board

---
 post.php | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/post.php b/post.php
index 5254e6fa..48f7ab90 100644
--- a/post.php
+++ b/post.php
@@ -213,12 +213,16 @@ function handle_delete(){
     // Check if board exists
     if (!openBoard($_POST['board']))
         error($config['error']['noboard']);
+
+    // Check if mod has permission to delete posts in this board
+    if ($is_mod && !hasPermission($config['mod']['delete'], $board))
+        error($config['error']['noaccess']);
     
     // Check if banned
     checkBan($board['uri']);
 
-    // Check if deletion enabled
-    if (!$config['allow_delete'])
+    // Check if deletion is enabled
+    if (!$is_mod && !$config['allow_delete'])
         error(_('Post deletion is not allowed!'));
     
     if (empty($delete))

From d9c763a8a96ea2b882308a474f4b9343010377a0 Mon Sep 17 00:00:00 2001
From: nonmakina <nonmakina@leftypol.org>
Date: Mon, 18 Jan 2021 18:44:30 -0600
Subject: [PATCH 4/4] Optimizes board rebuilds on deletion by IP

---
 inc/mod/pages.php | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/inc/mod/pages.php b/inc/mod/pages.php
index dec5e24a..4a2afc73 100644
--- a/inc/mod/pages.php
+++ b/inc/mod/pages.php
@@ -2209,9 +2209,11 @@ function mod_deletebyip($boardName, $post, $global = false) {
 
     @set_time_limit($config['mod']['rebuild_timelimit']);
 
+    $boards_to_rebuild = array();
     $threads_to_rebuild = array();
     $threads_deleted = array();
     while ($post = $query->fetch(PDO::FETCH_ASSOC)) {
+        $boards_to_rebuild[$post['board']] = true;
         openBoard($post['board']);
         if ($config['autotagging']){
             $query2 = prepare(sprintf("SELECT *  FROM ``posts_%s`` WHERE id = :id", $post['board']));
@@ -2257,8 +2259,6 @@ function mod_deletebyip($boardName, $post, $global = false) {
 
         deletePost($post['id'], false, false);
 
-        rebuildThemes('post-delete', $board['uri']);
-
         if ($post['thread'])
             $threads_to_rebuild[$post['board']][$post['thread']] = true;
         else
@@ -2266,11 +2266,16 @@ function mod_deletebyip($boardName, $post, $global = false) {
     }
 
     foreach ($threads_to_rebuild as $_board => $_threads) {
-        openBoard($_board);
+        openBoard($_board); // Set $board which is globally referenced by buildThread()
         foreach ($_threads as $_thread => $_dummy) {
             if ($_dummy && !isset($threads_deleted[$_board][$_thread]))
                 buildThread($_thread);
         }
+    }
+
+    foreach(array_keys($boards_to_rebuild) as $_board) {
+        openBoard($_board);
+        rebuildThemes('post-delete', $board['uri']);
         buildIndex();
     }