From cbe5b993142c218e09ae972bdce91681cc0ba485 Mon Sep 17 00:00:00 2001
From: Sadie Powell <sadie@witchery.services>
Date: Sat, 4 Apr 2020 11:49:06 +0100
Subject: Add the Numerics::CannotSendTo class and switch stuff to use it.

---
 include/numericbuilder.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'include')

diff --git a/include/numericbuilder.h b/include/numericbuilder.h
index 73bcc2c97..f9ca26f81 100644
--- a/include/numericbuilder.h
+++ b/include/numericbuilder.h
@@ -200,11 +200,55 @@ class Numeric::ParamBuilder : public GenericParamBuilder<NumStaticParams, SendEm
 
 namespace Numerics
 {
+	class CannotSendTo;
 	class InvalidModeParameter;
 	class NoSuchChannel;
 	class NoSuchNick;
 }
 
+/** Builder for the ERR_CANNOTSENDTOCHAN and ERR_CANTSENDTOUSER numerics. */
+class Numerics::CannotSendTo : public Numeric::Numeric
+{
+ public:
+	CannotSendTo(Channel* chan, const std::string& message)
+		: Numeric(ERR_CANNOTSENDTOCHAN)
+	{
+		push(chan->name);
+		push(message);
+	}
+
+	CannotSendTo(Channel* chan, const std::string& what, ModeHandler* mh)
+		: Numeric(ERR_CANNOTSENDTOCHAN)
+	{
+		push(chan->name);
+		push(InspIRCd::Format("You cannot send %s to this channel whilst the +%c (%s) mode is set.",
+			what.c_str(), mh->GetModeChar(), mh->name.c_str()));
+	}
+
+	CannotSendTo(Channel* chan, const std::string& what, char extban, const std::string& extbandesc)
+		: Numeric(ERR_CANNOTSENDTOCHAN)
+	{
+		push(chan->name);
+		push(InspIRCd::Format("You cannot send %s to this channel whilst %s %c: (%s) extban is set on you.",
+			what.c_str(), strchr("AEIOUaeiou", extban) ? "an" : "a", extban, extbandesc.c_str()));
+	}
+
+	CannotSendTo(User* user, const std::string& message)
+		: Numeric(ERR_CANNOTSENDTOCHAN)
+	{
+		push(user->registered & REG_NICK ? user->nick : "*");
+		push(message);
+	}
+
+	CannotSendTo(User* user, const std::string& what, ModeHandler* mh, bool self = false)
+		: Numeric(ERR_CANNOTSENDTOCHAN)
+	{
+		push(user->registered & REG_NICK ? user->nick : "*");
+		push(InspIRCd::Format("You cannot send %s to this user whilst %s have the +%c (%s) mode set.",
+			what.c_str(), self ? "you" : "they", mh->GetModeChar(), mh->name.c_str()));
+	}
+};
+
 /* Builder for the ERR_INVALIDMODEPARAM numeric. */
 class Numerics::InvalidModeParameter : public Numeric::Numeric
 {
-- 
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