Sync helpop chmodes s and p with docs

[user/henk/code/inspircd.git] / src / modules / m_nationalchars.cpp

diff --git a/src/modules/m_nationalchars.cpp b/src/modules/m_nationalchars.cpp
index 81c2d2959f0fce348f93500a6266fc0c4a66070c..c56dfe81cf848f5102e1d2e681c8b8630dc8ff1c 100644 (file)
--- a/src/modules/m_nationalchars.cpp
+++ b/src/modules/m_nationalchars.cpp
@@ -1,10 +1,16 @@
 /*
  * InspIRCd -- Internet Relay Chat Daemon
  *
- *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
- *   Copyright (C) 2009 Dennis Friis <peavey@inspircd.org>
- *   Copyright (C) 2009 Craig Edwards <craigedwards@brainbox.cc>
+ *   Copyright (C) 2019 Matt Schatz <genius3000@g3k.solutions>
+ *   Copyright (C) 2013, 2015, 2017, 2020-2021 Sadie Powell <sadie@witchery.services>
+ *   Copyright (C) 2012-2016 Attila Molnar <attilamolnar@hush.com>
+ *   Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ *   Copyright (C) 2011 jackmcbarn <jackmcbarn@inspircd.org>
+ *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ *   Copyright (C) 2009-2010 Craig Edwards <brain@inspircd.org>
+ *   Copyright (C) 2009 Uli Schlachter <psychon@inspircd.org>
  *   Copyright (C) 2009 Robin Burchell <robin+git@viroteck.net>
+ *   Copyright (C) 2009 Dennis Friis <peavey@inspircd.org>
  *
  * This file is part of InspIRCd.  InspIRCd is free software: you can
  * redistribute it and/or modify it under the terms of the GNU General Public
@@ -20,8 +26,8 @@
  */
 
 
-/* Contains a code of Unreal IRCd + Bynets patch ( http://www.unrealircd.com/ and http://www.bynets.org/ )
-   Original patch is made by Dmitry "Killer{R}" Kononko. ( http://killprog.com/ )
+/* Contains a code of Unreal IRCd + Bynets patch (https://www.unrealircd.org and https://bynets.org)
+   Original patch is made by Dmitry "Killer{R}" Kononko. (http://killprog.com)
    Changed at 2008-06-15 - 2009-02-11
    by Chernov-Phoenix Alexey (Phoenix@RusNet) mailto:phoenix /email address separator/ pravmail.ru */
 
@@ -34,7 +40,6 @@ class lwbNickHandler
        static bool Call(const std::string&);
 };
 
-                                                                /*,m_reverse_additionalUp[256];*/
 static unsigned char m_reverse_additional[256],m_additionalMB[256],m_additionalUtf8[256],m_additionalUtf8range[256],m_additionalUtf8interval[256];
 
 char utf8checkrest(unsigned char * mb, unsigned char cnt)
@@ -68,7 +73,7 @@ char utf8size(unsigned char * mb)
 /* Conditions added */
 bool lwbNickHandler::Call(const std::string& nick)
 {
-       if (nick.empty())
+       if (nick.empty() || isdigit(nick[0]))
                return false;
 
        const char* n = nick.c_str();
@@ -222,6 +227,7 @@ class ModuleNationalChars : public Module
        TR1NS::function<bool(const std::string&)> rememberer;
        bool forcequit;
        const unsigned char * lowermap_rememberer;
+       std::string casemapping_rememberer;
        unsigned char prev_map[256];
 
        template <typename T>
@@ -248,7 +254,9 @@ class ModuleNationalChars : public Module
 
  public:
        ModuleNationalChars()
-               : rememberer(ServerInstance->IsNick), lowermap_rememberer(national_case_insensitive_map)
+               : rememberer(ServerInstance->IsNick)
+               , lowermap_rememberer(national_case_insensitive_map)
+               , casemapping_rememberer(ServerInstance->Config->CaseMapping)
        {
                memcpy(prev_map, national_case_insensitive_map, sizeof(prev_map));
        }
@@ -265,7 +273,7 @@ class ModuleNationalChars : public Module
        {
                ConfigTag* tag = ServerInstance->Config->ConfValue("nationalchars");
                charset = tag->getString("file");
-               std::string casemapping = tag->getString("casemapping", FileSystem::GetFileName(charset));
+               std::string casemapping = tag->getString("casemapping", FileSystem::GetFileName(charset), 1);
                if (casemapping.find(' ') != std::string::npos)
                        throw ModuleException("<nationalchars:casemapping> must not contain any spaces!");
                ServerInstance->Config->CaseMapping = casemapping;
@@ -305,13 +313,16 @@ class ModuleNationalChars : public Module
        {
                ServerInstance->IsNick = rememberer;
                national_case_insensitive_map = lowermap_rememberer;
+               ServerInstance->Config->CaseMapping = casemapping_rememberer;
+               // The core rebuilds ISupport on module unload, but before the dtor.
+               ServerInstance->ISupport.Build();
                CheckForceQuit("National characters module unloaded");
                CheckRehash();
        }
 
        Version GetVersion() CXX11_OVERRIDE
        {
-               return Version("Provides an ability to have non-RFC1459 nicks & support for national CASEMAPPING", VF_VENDOR | VF_COMMON, charset);
+               return Version("Allows the server administrator to define what characters are allowed in nicknames and channel names and how those characters should be compared in a case insensitive way.", VF_VENDOR | VF_COMMON);
        }
 
        /*make an array to check against it 8bit characters a bit faster. Whether allowed or uppercase (for your needs).*/
@@ -405,7 +416,7 @@ class ModuleNationalChars : public Module
                                        if (*p == '0')
                                        {
                                                if (p[1] == 'x')
-                                                        /* hex with the leading "0x" */
+                                                       /* hex with the leading "0x" */
                                                        chartable[i] = symtoi(p + 2, 16);
                                                else
                                                        chartable[i] = symtoi(p + 1, 8);
@@ -414,12 +425,13 @@ class ModuleNationalChars : public Module
                                        else if (*p == 'x')
                                        {
                                                chartable[i] = symtoi(p + 1, 16);
-                                       }else    /* decimal form */
+                                       }
+                                       else /* decimal form */
                                        {
                                                chartable[i] = symtoi(p, 10);
                                        }
                                }
-                               else             /* plain-text char between '' */
+                               else /* plain-text char between '' */
                                {
                                        if (*(p + 1) == '\\')
                                        {