From 386ed12d2f493691566c860efa096dc74d83f5f1 Mon Sep 17 00:00:00 2001
From: Jonas Sulzer <jonas@violoncello.ch>
Date: Thu, 27 Jun 2019 09:49:29 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=93=96=20DOC:=20changes=20to=20imap=5Frcu?=
 =?UTF-8?q?be,=20so=20we=20can=20keep=20track=20of=20them?=
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Signed-off-by: Jonas Sulzer <jonas@violoncello.ch>
---
 lib/imap/imap_rcube.changes2upstream | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 lib/imap/imap_rcube.changes2upstream

diff --git a/lib/imap/imap_rcube.changes2upstream b/lib/imap/imap_rcube.changes2upstream
new file mode 100644
index 0000000..6f7dea8
--- /dev/null
+++ b/lib/imap/imap_rcube.changes2upstream
@@ -0,0 +1,24 @@
+commit 97dc6583c41605beda7eced3ba05fc578cfd6111
+Author: Scott Shambarger <devel@shambarger.net>
+Date:   Wed May 29 20:07:18 2019 -0700
+
+    Fix Issue #56: Undefined Indices in Logs
+
+    Add ssl_mode and force_caps to connection params, and correctly handle
+    AUTHENTICATE PLAIN in putLineC to reduce warnings in logs.
+
+    Signed-off-by: Scott Shambarger <devel@shambarger.net>
+
+diff --git a/lib/imap/imap_rcube.php b/lib/imap/imap_rcube.php
+index f5b5b79..ceec1e5 100644
+--- a/lib/imap/imap_rcube.php
++++ b/lib/imap/imap_rcube.php
+@@ -146,7 +146,7 @@ class imap_rcube
+         $res = 0;
+         if ($parts = preg_split('/(\{[0-9]+\}\r\n)/m', $string, -1, PREG_SPLIT_DELIM_CAPTURE)) {
+             for ($i=0, $cnt=count($parts); $i<$cnt; $i++) {
+-                if (preg_match('/^\{([0-9]+)\}\r\n$/', $parts[$i+1], $matches)) {
++                if (isset($parts[$i+1]) && preg_match('/^\{([0-9]+)\}\r\n$/', $parts[$i+1], $matches)) {
+                     // LITERAL+ support
+                     if ($this->prefs['literal+']) {
+                         $parts[$i+1] = sprintf("{%d+}\r\n", $matches[1]);