From 0728849ea4174b0a02e312b2fb79eccf2564c8d6 Mon Sep 17 00:00:00 2001
From: Brian Huisman <bhuisman@greywyvern.com>
Date: Fri, 19 May 2023 12:22:21 -0400
Subject: [PATCH] Update search.php

Ensure that important or negative match strings are not empty.
---
 orcinus/search.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/orcinus/search.php b/orcinus/search.php
index 0fd7ab6..8ef8609 100644
--- a/orcinus/search.php
+++ b/orcinus/search.php
@@ -131,13 +131,13 @@ if ($_RDATA['s_searchable_pages']) {
           if (!$t) continue;
 
           // Leading + means important, a MUST match
-          if ($t[0] == '+') {
+          if ($t[0] == '+' && strlen($t) > 1) {
 
             // Just count it as a 'phrase' of one word, functionally equivalent
             $_SDATA['terms'][] = array('phrase', substr($t, 1), false);
 
           // Leading - means negative, a MUST exclude
-          } else if ($t[0] == '-') {
+          } else if ($t[0] == '-' && strlen($t) > 1) {
             $_SDATA['terms'][] = array('exclude', substr($t, 1), false);
 
           // Restrict to a specific filetype (not yet implemented)