From 1c191868de317f132879bb1bee5ddea29f57c798 Mon Sep 17 00:00:00 2001
From: Ruben Calvo <rubencm@gmail.com>
Date: Thu, 17 Mar 2022 02:59:34 +0100
Subject: [PATCH] [ticket/12683] Undo changes in fulltext_sphinx.php

PHPBB3-12683
---
 .../phpbb/search/backend/fulltext_sphinx.php  | 39 ++++++++++---------
 1 file changed, 21 insertions(+), 18 deletions(-)

diff --git a/phpBB/phpbb/search/backend/fulltext_sphinx.php b/phpBB/phpbb/search/backend/fulltext_sphinx.php
index 8023bc161a..709690b4f2 100644
--- a/phpBB/phpbb/search/backend/fulltext_sphinx.php
+++ b/phpBB/phpbb/search/backend/fulltext_sphinx.php
@@ -631,24 +631,24 @@ class fulltext_sphinx implements search_backend_interface
 	 */
 	public function create_index(int &$post_counter = 0): ?array
 	{
-		$table_data = array(
-			'COLUMNS'	=> array(
-				'counter_id'	=> array('UINT', 0),
-				'max_doc_id'	=> array('UINT', 0),
-			),
-			'PRIMARY_KEY'	=> 'counter_id',
-		);
-		$this->db_tools->sql_create_table(SPHINX_TABLE, $table_data);
+		if (!$this->index_created())
+		{
+			$table_data = array(
+				'COLUMNS'	=> array(
+					'counter_id'	=> array('UINT', 0),
+					'max_doc_id'	=> array('UINT', 0),
+				),
+				'PRIMARY_KEY'	=> 'counter_id',
+			);
+			$this->db_tools->sql_create_table(SPHINX_TABLE, $table_data);
 
-		$sql = 'TRUNCATE TABLE ' . SPHINX_TABLE;
-		$this->db->sql_query($sql);
-
-		$data = array(
-			'counter_id'	=> '1',
-			'max_doc_id'	=> '0',
-		);
-		$sql = 'INSERT INTO ' . SPHINX_TABLE . ' ' . $this->db->sql_build_array('INSERT', $data);
-		$this->db->sql_query($sql);
+			$data = array(
+				'counter_id'	=> '1',
+				'max_doc_id'	=> '0',
+			);
+			$sql = 'INSERT INTO ' . SPHINX_TABLE . ' ' . $this->db->sql_build_array('INSERT', $data);
+			$this->db->sql_query($sql);
+		}
 
 		return null;
 	}
@@ -658,7 +658,10 @@ class fulltext_sphinx implements search_backend_interface
 	*/
 	public function delete_index(int &$post_counter = null): ?array
 	{
-		$this->db_tools->sql_table_drop(SPHINX_TABLE);
+		if ($this->index_created())
+		{
+			$this->db_tools->sql_table_drop(SPHINX_TABLE);
+		}
 
 		return null;
 	}