From 04e097e20747f07cd69722535fa68a6506882d9f Mon Sep 17 00:00:00 2001
From: danieldg <danieldg@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Thu, 15 Oct 2009 04:12:21 +0000
Subject: [PATCH] Add m_namedmodes that adds pseudo-listmode Z that shows and
 manipulates modes via their long names

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11876 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/mode.cpp                 |  19 ++---
 src/modules/m_namedmodes.cpp | 136 +++++++++++++++++++++++++++++++++++
 2 files changed, 143 insertions(+), 12 deletions(-)
 create mode 100644 src/modules/m_namedmodes.cpp

diff --git a/src/mode.cpp b/src/mode.cpp
index 1ac2b9e64..98b5fe8c4 100644
--- a/src/mode.cpp
+++ b/src/mode.cpp
@@ -392,22 +392,15 @@ void ModeParser::Process(const std::vector<std::string>& parameters, User *user,
 		return;
 	}
 
-	std::string mode_sequence = parameters[1];
+	ModResult MOD_RESULT;
+	FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
 
 	bool SkipAccessChecks = false;
 
-	if (!IS_LOCAL(user) || ServerInstance->ULine(user->server))
-	{
+	if (!IS_LOCAL(user) || ServerInstance->ULine(user->server) || MOD_RESULT == MOD_RES_ALLOW)
 		SkipAccessChecks = true;
-	}
-	else
-	{
-		ModResult MOD_RESULT;
-		FIRST_MOD_RESULT(OnPreMode, MOD_RESULT, (user, targetuser, targetchannel, parameters));
-		if (MOD_RESULT == MOD_RES_DENY)
-			return;
-		SkipAccessChecks = (MOD_RESULT == MOD_RES_ALLOW);
-	}
+	else if (MOD_RESULT == MOD_RES_DENY)
+		return;
 
 	if (targetuser && !SkipAccessChecks && user != targetuser)
 	{
@@ -415,6 +408,8 @@ void ModeParser::Process(const std::vector<std::string>& parameters, User *user,
 		return;
 	}
 
+	std::string mode_sequence = parameters[1];
+
 	std::string output_mode;
 	std::ostringstream output_parameters;
 	LastParseParams.push_back(output_mode);
diff --git a/src/modules/m_namedmodes.cpp b/src/modules/m_namedmodes.cpp
new file mode 100644
index 000000000..4bf8960e1
--- /dev/null
+++ b/src/modules/m_namedmodes.cpp
@@ -0,0 +1,136 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
+ * See: http://wiki.inspircd.org/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#include "inspircd.h"
+
+class ModuleNamedModes : public Module
+{
+ public:
+	ModuleNamedModes()
+	{
+		Implementation eventlist[] = { I_OnPreMode, I_On005Numeric };
+		ServerInstance->Modules->Attach(eventlist, this, 2);
+	}
+
+	Version GetVersion()
+	{
+		return Version("Provides the ability to manipulate modes via long names.",VF_VENDOR);
+	}
+
+	void On005Numeric(std::string& line)
+	{
+		std::string::size_type pos = line.find(" CHANMODES=");
+		if (pos != std::string::npos)
+		{
+			pos += 11;
+			while (line[pos] > 'A' && line[pos] < 'Z')
+				pos++;
+			line.insert(pos, 1, 'Z');
+		}
+	}
+
+	void DisplayList(User* user, Channel* channel)
+	{
+		for(char letter = 'A'; letter <= 'z'; letter++)
+		{
+			ModeHandler* mh = ServerInstance->Modes->FindMode(letter, MODETYPE_CHANNEL);
+			if (!mh || mh->IsListMode())
+				continue;
+			if (!channel->IsModeSet(letter))
+				continue;
+			std::string item = mh->name;
+			if (mh->GetNumParams(true))
+				item += "=" + channel->GetModeParameter(letter);
+			user->WriteNumeric(961, "%s %s %s", user->nick.c_str(), channel->name.c_str(), item.c_str());
+		}
+		user->WriteNumeric(960, "%s %s :End of mode list", user->nick.c_str(), channel->name.c_str());
+	}
+
+	ModResult OnPreMode(User* source, User* dest, Channel* channel, const std::vector<std::string>& parameters)
+	{
+		if (!channel)
+			return MOD_RES_PASSTHRU;
+		if (parameters[1].find('Z') == std::string::npos)
+			return MOD_RES_PASSTHRU;
+		if (parameters.size() <= 2)
+		{
+			DisplayList(source, channel);
+			return MOD_RES_DENY;
+		}
+
+		std::vector<std::string> newparms;
+		newparms.push_back(parameters[0]);
+		newparms.push_back(parameters[1]);
+
+		std::string modelist = newparms[1];
+		bool adding = true;
+		unsigned int param_at = 2;
+		for(unsigned int i = 0; i < modelist.length(); i++)
+		{
+			unsigned char modechar = modelist[i];
+			if (modechar == '+' || modechar == '-')
+			{
+				adding = (modechar == '+');
+				continue;
+			}
+			ModeHandler *mh = ServerInstance->Modes->FindMode(modechar, MODETYPE_CHANNEL);
+			if (modechar == 'Z')
+			{
+				modechar = 0;
+				std::string name, value;
+				if (param_at < parameters.size())
+					name = parameters[param_at++];
+				std::string::size_type eq = name.find('=');
+				if (eq != std::string::npos)
+				{
+					value = name.substr(eq + 1);
+					name = name.substr(0, eq);
+				}
+				for(char letter = 'A'; modechar == 0 && letter <= 'z'; letter++)
+				{
+					mh = ServerInstance->Modes->FindMode(letter, MODETYPE_CHANNEL);
+					if (mh && mh->name == name)
+					{
+						if (mh->GetNumParams(adding))
+						{
+							if (!value.empty())
+							{
+								newparms.push_back(value);
+								modechar = letter;
+								break;
+							}
+						}
+						else
+						{
+							modechar = letter;
+							break;
+						}
+					}
+				}
+				if (modechar)
+					modelist[i] = modechar;
+				else
+					modelist.erase(i, 1);
+			}
+			else if (mh && mh->GetNumParams(adding) && param_at < parameters.size())
+			{
+				newparms.push_back(parameters[param_at++]);
+			}
+		}
+		newparms[1] = modelist;
+		ServerInstance->Modes->Process(newparms, source, false);
+		return MOD_RES_DENY;
+	}
+};
+
+MODULE_INIT(ModuleNamedModes)
-- 
2.39.2