From e27eb1ca9198119ea1b0bd79be5f1aead45d615a Mon Sep 17 00:00:00 2001
From: Alexandre Alapetite <alexandre@alapetite.fr>
Date: Tue, 16 Aug 2022 10:56:07 +0200
Subject: Basic support for negative searches with parentheses (#4503)

* Basic support for negative searches with parentheses
* `!((author:Alice intitle:hello) OR (author:Bob intitle:world))`
* `(author:Alice intitle:hello) !(author:Bob intitle:world)`
* `!(S:1 OR S:2)`

* Minor documentation / comment

* Remove syslog debug line
---
 app/Models/EntryDAO.php | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'app/Models/EntryDAO.php')

diff --git a/app/Models/EntryDAO.php b/app/Models/EntryDAO.php
index d69702c60..02552affe 100644
--- a/app/Models/EntryDAO.php
+++ b/app/Models/EntryDAO.php
@@ -770,6 +770,9 @@ SQL;
 				if ($filterSearch !== '') {
 					if ($search !== '') {
 						$search .= $filter->operator();
+					} elseif ($filter->operator() === 'AND NOT') {
+						// Special case if we start with a negation (there is already the default AND before)
+						$search .= ' NOT';
 					}
 					$search .= ' (' . $filterSearch . ') ';
 					$values = array_merge($values, $filterValues);
-- 
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