From f12e0b8f60168f246aafd42136a175b06ac3f125 Mon Sep 17 00:00:00 2001
From: shish <shish@7f39781d-f577-437e-ae19-be835c7a54ca>
Date: Sat, 28 Apr 2007 18:58:23 +0000
Subject: [PATCH] one step towards faster searching

git-svn-id: file:///home/shish/svn/shimmie2/trunk@29 7f39781d-f577-437e-ae19-be835c7a54ca
---
 core/database.class.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/core/database.class.php b/core/database.class.php
index 253c10ce..aa8a6948 100644
--- a/core/database.class.php
+++ b/core/database.class.php
@@ -81,6 +81,7 @@ class Database {
 	private function build_search_querylet($terms) {
 		$tag_search = new Querylet("0");
 		$positive_tag_count = 0;
+		$negative_tag_count = 0;
 		$img_search = new Querylet("");
 
 		foreach($terms as $term) {
@@ -114,12 +115,12 @@ class Database {
 				$term = str_replace("?", "_", $term);
 				$sign = $negative ? "-" : "+";
 				if($sign == "+") $positive_tag_count++;
+				else $negative_tag_count++;
 				$tag_search->append(new Querylet(" $sign (tag LIKE ?)", array($term)));
 			}
 		}
 
-		$database_fails = false; // MySQL 4.0 fails at subqueries
-		if(count($tag_search->variables) == 0 || $database_fails) {
+		if($positive_tag_count + $negative_tag_count == 0) {
 			$query = new Querylet("SELECT * FROM images ");
 		}
 		else {