From b7f16dee0f4554f5e607e50f773af6852e716513 Mon Sep 17 00:00:00 2001
From: Michael Foster <savetheinternet@tinyboard.org>
Date: Sat, 7 Sep 2013 12:58:23 +1000
Subject: Add ! syntax (NOT) to filters. Don't throttle duplicate post bodies
 when they are empty

---
 inc/filters.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'inc/filters.php')

diff --git a/inc/filters.php b/inc/filters.php
index 27b167ea..5c934532 100644
--- a/inc/filters.php
+++ b/inc/filters.php
@@ -168,11 +168,14 @@ class Filter {
 	
 	public function check(array $post) {
 		foreach ($this->condition as $condition => $value) {
-			if (!$this->match($post, $condition, $value))
+			if ($condition[0] == '!') {
+				$NOT = true;
+				$condition = substr($condition, 1);
+			} else $NOT = false;
+			
+			if ($this->match($post, $condition, $value) == $NOT)
 				return false;
 		}
-		
-		/* match */
 		return true;
 	}
 }
-- 
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