From 59ee2d9dc81b2ed89f073b1541fc8d8c4f1f28f8 Mon Sep 17 00:00:00 2001
From: Thorbjørn Lindeijer <bjorn@lindeijer.nl>
Date: Mon, 29 Jan 2024 11:21:34 +0100
Subject: Updated ChatLogger::secureName to fixed version

Using the latest implementation from ManaPlus. Previous version was
introduced with 844e9a7a72faca6a212e788a3adc45e17f41dca6 and failed to
"secure" the name due to broken conditions.
---
 src/chatlogger.cpp | 26 ++++++++++++++++++--------
 src/chatlogger.h   |  2 +-
 2 files changed, 19 insertions(+), 9 deletions(-)

diff --git a/src/chatlogger.cpp b/src/chatlogger.cpp
index e126b0ef..904da133 100644
--- a/src/chatlogger.cpp
+++ b/src/chatlogger.cpp
@@ -124,17 +124,27 @@ std::string ChatLogger::getDateString() const
     return date;
 }
 
-std::string ChatLogger::secureName(std::string &name) const
+std::string ChatLogger::secureName(std::string &name)
 {
-    for (char & f : name)
+    const size_t sz = name.length();
+    for (size_t f = 0; f < sz; f ++)
     {
-        if (f < '0' && f > '9' && f < 'a' && f > 'z'
-            && f < 'A' && f > 'Z'
-            && f != '-' && f != '+' && f != '='
-            && f != '.' && f != ','&& f != ')'
-            && f != '(' && f != '[' && f != ')')
+        const unsigned char ch = name[f];
+        if ((ch < '0' || ch > '9') &&
+            (ch < 'a' || ch > 'z') &&
+            (ch < 'A' || ch > 'Z') &&
+            ch != '-' &&
+            ch != '+' &&
+            ch != '=' &&
+            ch != '.' &&
+            ch != ',' &&
+            ch != ')' &&
+            ch != '(' &&
+            ch != '[' &&
+            ch != ']' &&
+            ch != '#')
         {
-            f = '_';
+            name[f] = '_';
         }
     }
     return name;
diff --git a/src/chatlogger.h b/src/chatlogger.h
index de7d17d8..e9e53798 100644
--- a/src/chatlogger.h
+++ b/src/chatlogger.h
@@ -45,7 +45,7 @@ class ChatLogger
 
         std::string getDateString() const;
 
-        std::string secureName(std::string &str) const;
+        static std::string secureName(std::string &str);
 
         void setServerName(const std::string &serverName);
 
-- 
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