No point using JSON as Cache class already supports objects

inc/functions.php

@@ -974,9 +974,7 @@ function index($page, $mod=false) {
 			$th['sticky'], $th['locked'], $th['sage'], $th['embed'], $mod ? '?/' : $config['root'], $mod
 		);
 		
-		if ($config['cache']['enabled'] && $replies = cache::get("thread_index_{$board['uri']}_{$th['id']}")) {
-			$replies = json_decode($replies, true);
-		} else {
+		if (!$config['cache']['enabled'] || !$replies = cache::get("thread_index_{$board['uri']}_{$th['id']}")) {
 			$posts = prepare(sprintf("SELECT * FROM `posts_%s` WHERE `thread` = :id ORDER BY `id` DESC LIMIT :limit", $board['uri']));
 			$posts->bindValue(':id', $th['id']);
 			$posts->bindValue(':limit', ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']), PDO::PARAM_INT);
@@ -985,9 +983,9 @@ function index($page, $mod=false) {
 			$replies = $posts->fetchAll(PDO::FETCH_ASSOC);
 			
 			if ($config['cache']['enabled'])
-				cache::set("thread_index_{$board['uri']}_{$th['id']}", json_encode($replies));
+				cache::set("thread_index_{$board['uri']}_{$th['id']}", $replies);
 		}
-
+		
 		$num_images = 0;
 		foreach ($replies as $po) {
 			if ($po['file'])
@@ -1004,16 +1002,14 @@ function index($page, $mod=false) {
 		
 		if ($post_count == ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview'])) {
 			// Yeah, using two cache objects for one thread seems a little inefficient. This code is messy and dumb; please clean it up if you can.
-			if ($config['cache']['enabled'] && $count = cache::get("thread_index_{$board['uri']}_{$th['id']}_omitted")) {
-				$count = explode(',', $count);
-			} else {
+			if (!$config['cache']['enabled'] || !$count = cache::get("thread_index_{$board['uri']}_{$th['id']}_omitted")) {
 				$count = prepare(sprintf("SELECT COUNT(`id`) as `num` FROM `posts_%s` WHERE `thread` = :thread UNION ALL SELECT COUNT(`id`) FROM `posts_%s` WHERE `file` IS NOT NULL AND `thread` = :thread", $board['uri'], $board['uri']));
 				$count->bindValue(':thread', $th['id'], PDO::PARAM_INT);
 				$count->execute() or error(db_error($count));
 				$count = $count->fetchAll(PDO::FETCH_COLUMN);
 				
 				if ($config['cache']['enabled'])
-					cache::set("thread_index_{$board['uri']}_{$th['id']}_omitted", implode(',', $count));
+					cache::set("thread_index_{$board['uri']}_{$th['id']}_omitted", $count);
 			}
 			
 			$thread->omitted = $count[0] - ($th['sticky'] ? $config['threads_preview_sticky'] : $config['threads_preview']);