From 8ef5c350f08aed38b2d64f8770298baf74f03afe Mon Sep 17 00:00:00 2001
From: Sadie Powell <sadie@witchery.services>
Date: Wed, 2 Jun 2021 03:43:27 +0100
Subject: Send the CHARSET token if using a non-ascii casemapping.

---
 src/modules/m_codepage.cpp | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src/modules/m_codepage.cpp')

diff --git a/src/modules/m_codepage.cpp b/src/modules/m_codepage.cpp
index 45fdb3d83..f299b92fa 100644
--- a/src/modules/m_codepage.cpp
+++ b/src/modules/m_codepage.cpp
@@ -67,6 +67,9 @@ class ModuleCodepage
 	// The IsNick handler which was set before this module was loaded.
 	const TR1NS::function<bool(const std::string&)> origisnick;
 
+	// The character set used for the codepage.
+	std::string charset;
+
 	template <typename T>
 	void RehashHashmap(T& hashmap)
 	{
@@ -138,7 +141,9 @@ class ModuleCodepage
 
 	void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
 	{
-		const std::string name = ServerInstance->Config->ConfValue("codepage")->getString("name");
+		ConfigTag* codepagetag = ServerInstance->Config->ConfValue("codepage");
+
+		const std::string name = codepagetag->getString("name");
 		if (name.empty())
 			throw ModuleException("<codepage:name> is a required field!");
 
@@ -200,6 +205,7 @@ class ModuleCodepage
 				lower, lower, upper, upper);
 		}
 
+		charset = codepagetag->getString("charset");
 		std::swap(allowedchars, newallowedchars);
 		std::swap(allowedfrontchars, newallowedfrontchars);
 		std::swap(casemap, newcasemap);
@@ -214,6 +220,12 @@ class ModuleCodepage
 		ServerInstance->ISupport.Build();
 	}
 
+	void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
+	{
+		if (!charset.empty())
+			tokens["CHARSET"] = charset;
+	}
+
 	Version GetVersion() CXX11_OVERRIDE
 	{
 		std::stringstream linkdata;
-- 
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