From b476b660073adbe827836a7e7860b0fb3a061ff0 Mon Sep 17 00:00:00 2001
From: Fredrick Brennan <admin@8chan.co>
Date: Sun, 23 Aug 2015 09:04:37 +0800
Subject: [PATCH] [BUG] Image reject repost board option now also affects YT
 embeds

---
 inc/functions.php | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 post.php          | 28 +++++++++++++++++++++++++++-
 2 files changed, 74 insertions(+), 1 deletion(-)

diff --git a/inc/functions.php b/inc/functions.php
index d28d018d..cbe0bc62 100755
--- a/inc/functions.php
+++ b/inc/functions.php
@@ -2438,6 +2438,53 @@ function getPostByHashInThread($hash, $thread) {
 	return false;
 }
 
+function getPostByEmbed($embed) {
+	global $board, $config;
+	$matches = array();
+	foreach ($config['embedding'] as &$e) {
+		if (preg_match($e[0], $embed, $matches) && isset($matches[1]) && !empty($matches[1])) {
+			$embed = '%'.$matches[1].'%';
+			break;
+		}
+	}
+
+	if (!isset($embed)) return false;
+
+	$query = prepare(sprintf("SELECT `id`,`thread` FROM ``posts_%s`` WHERE `embed` LIKE :embed", $board['uri']));
+	$query->bindValue(':embed', $embed, PDO::PARAM_STR);
+	$query->execute() or error(db_error($query));
+
+	if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
+		return $post;
+	}
+
+	return false;
+}
+
+function getPostByEmbedInThread($embed, $thread) {
+	global $board, $config;
+	$matches = array();
+	foreach ($config['embedding'] as &$e) {
+		if (preg_match($e[0], $embed, $matches) && isset($matches[1]) && !empty($matches[1])) {
+			$embed = '%'.$matches[1].'%';
+			break;
+		}
+	}
+
+	if (!isset($embed)) return false;
+
+	$query = prepare(sprintf("SELECT `id`,`thread` FROM ``posts_%s`` WHERE `embed` = :embed AND ( `thread` = :thread OR `id` = :thread )", $board['uri']));
+	$query->bindValue(':embed', $embed, PDO::PARAM_STR);
+	$query->bindValue(':thread', $thread, PDO::PARAM_INT);
+	$query->execute() or error(db_error($query));
+
+	if ($post = $query->fetch(PDO::FETCH_ASSOC)) {
+		return $post;
+	}
+
+	return false;
+}
+
 function undoImage(array $post) {
 	if (!$post['has_file'] || !isset($post['files']))
 		return;
diff --git a/post.php b/post.php
index 3b4f3311..06a9dc74 100644
--- a/post.php
+++ b/post.php
@@ -294,6 +294,32 @@ if (isset($_POST['delete'])) {
 		if (!isset($post['embed'])) {
 			error($config['error']['invalid_embed']);
 		}
+
+		if ($config['image_reject_repost']) {
+			if ($p = getPostByEmbed($post['embed'])) {
+				error(sprintf($config['error']['fileexists'], 
+					($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
+					($board['dir'] . $config['dir']['res'] .
+						($p['thread'] ?
+							$p['thread'] . '.html#' . $p['id']
+						:
+							$p['id'] . '.html'
+						))
+				));
+			}
+		} else if (!$post['op'] && $config['image_reject_repost_in_thread']) {
+			if ($p = getPostByEmbedInThread($post['embed'], $post['thread'])) {
+				error(sprintf($config['error']['fileexistsinthread'], 
+					($post['mod'] ? $config['root'] . $config['file_mod'] . '?/' : $config['root']) .
+					($board['dir'] . $config['dir']['res'] .
+						($p['thread'] ?
+							$p['thread'] . '.html#' . $p['id']
+						:
+							$p['id'] . '.html'
+						))
+				));
+			}
+		}
 	}
 	
 	if (!hasPermission($config['mod']['bypass_field_disable'], $board['uri'])) {
@@ -798,7 +824,7 @@ if (isset($_POST['delete'])) {
 				));
 			}
 		}
-		}
+	}
 	
 	if (!hasPermission($config['mod']['postunoriginal'], $board['uri']) && $config['robot_enable'] && checkRobot($post['body_nomarkup'])) {
 		undoImage($post);