From f8b2640156682be285ee05f93e8416b3efbcf595 Mon Sep 17 00:00:00 2001
From: Jakub Vrana <jakub@vrana.cz>
Date: Mon, 10 Mar 2025 18:51:28 +0100
Subject: [PATCH] Fix gzip export (fixes #896)

---
 adminer/include/adminer.inc.php | 5 ++++-
 adminer/include/editing.inc.php | 9 ---------
 changes.txt                     | 1 +
 3 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/adminer/include/adminer.inc.php b/adminer/include/adminer.inc.php
index c427038e..87dea460 100644
--- a/adminer/include/adminer.inc.php
+++ b/adminer/include/adminer.inc.php
@@ -937,7 +937,10 @@ class Adminer {
 			($ext == "sql" || $output != "file" ? "text/plain" : "text/csv") . "; charset=utf-8"
 		)));
 		if ($output == "gz") {
-			ob_start('ob_gzencode', 1e6);
+			ob_start(function ($string) {
+				// ob_start() callback receives an optional parameter $phase but gzencode() accepts optional parameter $level
+				return gzencode($string);
+			}, 1e6);
 		}
 		return $ext;
 	}
diff --git a/adminer/include/editing.inc.php b/adminer/include/editing.inc.php
index 321df2d6..7528ea04 100644
--- a/adminer/include/editing.inc.php
+++ b/adminer/include/editing.inc.php
@@ -631,15 +631,6 @@ function doc_link($paths, $text = "<sup>?</sup>") {
 	return ($paths[JUSH] ? "<a href='" . h($urls[JUSH] . $paths[JUSH] . (JUSH == 'mssql' ? "?view=sql-server-ver$version" : "")) . "'" . target_blank() . ">$text</a>" : "");
 }
 
-/** Wrap gzencode() for usage in ob_start()
-* @param string
-* @return string
-*/
-function ob_gzencode($string) {
-	// ob_start() callback receives an optional parameter $phase but gzencode() accepts optional parameter $level
-	return gzencode($string);
-}
-
 /** Compute size of database
 * @param string
 * @return string formatted
diff --git a/changes.txt b/changes.txt
index 41f02eda..e4e174ad 100644
--- a/changes.txt
+++ b/changes.txt
@@ -1,4 +1,5 @@
 Adminer dev:
+Fix gzip export (bug #896)
 Fix importing multiple SQL files not terminated by semicolon
 Use <datalist> for altering collations
 
-- 
2.39.5