From 38e349897812cdce409fd8c0faea205a3fb862c0 Mon Sep 17 00:00:00 2001
From: Nicolas Werner <nicolas.werner@hotmail.de>
Date: Sat, 13 Nov 2021 03:20:46 +0100
Subject: [PATCH] Prevent edits from removing quotes at the beginning of a
 message

---
 src/Utils.cpp | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/Utils.cpp b/src/Utils.cpp
index b0fb01b1..b838a971 100644
--- a/src/Utils.cpp
+++ b/src/Utils.cpp
@@ -59,11 +59,14 @@ std::string
 utils::stripReplyFromBody(const std::string &bodyi)
 {
     QString body = QString::fromStdString(bodyi);
-    QRegularExpression plainQuote("^>.*?$\n?", QRegularExpression::MultilineOption);
-    while (body.startsWith(">"))
-        body.remove(plainQuote);
-    if (body.startsWith("\n"))
-        body.remove(0, 1);
+    if (body.startsWith("> <")) {
+        auto segments = body.split('\n');
+        while (!segments.isEmpty() && segments.begin()->startsWith('>'))
+            segments.erase(segments.begin());
+        if (!segments.empty() && segments.first().isEmpty())
+            segments.erase(segments.begin());
+        body = segments.join('\n');
+    }
 
     body.replace("@room", QString::fromUtf8("@\u2060room"));
     return body.toStdString();