Only strip utf8mb4 if mysql_charset != utf8mb4

If a user has fixed their database properly utf8mb4 works just fine allowing emoji and other 4 byte unicode characters to work.

diff --git a/classes/rssutils.php b/classes/rssutils.php
index 3315d9f8856821de7aebd6c2abb522b35d56813f..b69bb25a034022d17e8c3210a2e6ea2b69f17dd2 100755 (executable)
--- a/classes/rssutils.php
+++ b/classes/rssutils.php
@@ -767,7 +767,7 @@ class RSSUtils {
                                _debug("plugin data: $entry_plugin_data", $debug_enabled);
 
                                // Workaround: 4-byte unicode requires utf8mb4 in MySQL. See https://tt-rss.org/forum/viewtopic.php?f=1&t=3377&p=20077#p20077
-                               if (DB_TYPE == "mysql") {
+                               if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") {
                                        foreach ($article as $k => $v) {
                                                // i guess we'll have to take the risk of 4byte unicode labels & tags here
                                                if (is_string($article[$k])) {
@@ -1053,7 +1053,7 @@ class RSSUtils {
                                                        $e->type, $e->length, $e->title, $e->width, $e->height);
 
                                                // Yet another episode of "mysql utf8_general_ci is gimped"
-                                               if (DB_TYPE == "mysql") {
+                                               if (DB_TYPE == "mysql" && MYSQL_CHARSET != "UTF8MB4") {
                                                        for ($i = 0; $i < count($e_item); $i++) {
                                                                if (is_string($e_item[$i])) {
                                                                        $e_item[$i] = RSSUtils::strip_utf8mb4($e_item[$i]);