From 0782a7b2c11d8b04757e301195e711fdfb4b2c82 Mon Sep 17 00:00:00 2001
From: Jakub Vrana <jakub@vrana.cz>
Date: Sun, 17 Oct 2010 22:37:06 +0200
Subject: [PATCH] Save '' instead of NULL for empty char (some drivers don't
 have varchar)

---
 adminer/select.inc.php         | 2 +-
 editor/include/adminer.inc.php | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/adminer/select.inc.php b/adminer/select.inc.php
index 191701a6..21e8ef48 100644
--- a/adminer/select.inc.php
+++ b/adminer/select.inc.php
@@ -126,7 +126,7 @@ if ($_POST && !$error) {
 					$set = array();
 					foreach ($row as $key => $val) {
 						$key = bracket_escape($key, 1); // 1 - back
-						$set[] = idf_escape($key) . " = " . (ereg('varchar|text', $fields[$key]["type"]) || $val != "" ? $adminer->processInput($fields[$key], $val) : "NULL");
+						$set[] = idf_escape($key) . " = " . (ereg('char|text', $fields[$key]["type"]) || $val != "" ? $adminer->processInput($fields[$key], $val) : "NULL");
 					}
 					$result = queries("UPDATE" . limit1(table($TABLE) . " SET " . implode(", ", $set), " WHERE " . where_check($unique_idf) . ($where ? " AND " . implode(" AND ", $where) : ""))); // can change row on a different page without unique key
 					if (!$result) {
diff --git a/editor/include/adminer.inc.php b/editor/include/adminer.inc.php
index 8014e74c..7e80c937 100644
--- a/editor/include/adminer.inc.php
+++ b/editor/include/adminer.inc.php
@@ -415,7 +415,7 @@ ORDER BY ORDINAL_POSITION", null, "") as $row) { //! requires MySQL 5
 			$return = ($match["p1"] != "" ? $match["p1"] : ($match["p2"] != "" ? ($match["p2"] < 70 ? 20 : 19) . $match["p2"] : gmdate("Y"))) . "-$match[p3]$match[p4]-$match[p5]$match[p6]" . end($match);
 		}
 		$return = q($return);
-		if (!ereg('varchar|text', $field["type"]) && $field["full_type"] != "tinyint(1)" && $value == "") {
+		if (!ereg('char|text', $field["type"]) && $field["full_type"] != "tinyint(1)" && $value == "") {
 			$return = "NULL";
 		} elseif (ereg('^(md5|sha1)$', $function)) {
 			$return = "$function($return)";