From e15143a71b985c53b15bf62d3c47e3bbce578d6d Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Tue, 25 Sep 2018 15:35:42 +0200
Subject: update single dyncols fields; workaround for mariadb < 10.2.16 no
 longer needed

---
 it_dbi.class | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/it_dbi.class b/it_dbi.class
index 156c487..cee004a 100644
--- a/it_dbi.class
+++ b/it_dbi.class
@@ -263,7 +263,7 @@ function _set($tags, $force = false)
 		if (!$this->_fields[$f] && $this->_fields['dyncols'])
 		{
 			if (substr($field, 0, 1) === "-")
-				$newdyns[] = $unquoteddyn = "'\$.$f', " . $value;
+				$newdyns[] = "'\$.$f', " . $value;
 			else if ($force || isset($value) && isset($dyndata[$f]) ? strval($value) !== strval($dyndata[$f]) : $value !== $dyndata[$f] || !array_key_exists($f, $dyndata))
 				$newdyns[] = "'\$.$f', " . $this->escape_string($value);
 
@@ -280,10 +280,8 @@ function _set($tags, $force = false)
 	{
 		if ($force == "insert") # INSERT/REPLACE
 			$result[] = "dyncols = JSON_OBJECT(" . join(", ", (array)$alldyns) . ")";
-		else if ($force || $unquoteddyn) # UPDATE with WHERE
+		else if ($newdyns)
 			$result[] = "dyncols = JSON_SET(dyncols, " . join(", ", $newdyns) .")";
-		else if ($newdyns) # UPDATE. Write all fields even if just one changed. FIXME 2018-10 UM this works around a JSON_SET bug
-			$result[] = "dyncols = " . $this->escape_string(json_encode($dyndata, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE));
 	}
 
 	$this->_writes += $result ? 1 : 0;
-- 
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