]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_channames.cpp
Introduce ModeProcessFlags, can be passed to ModeParser::Process() to indicate local...
[user/henk/code/inspircd.git] / src / modules / m_channames.cpp
index 01f176e3be0828dba779f26bada1aa306850f978..f1a4981c8c95d74404c4859275bebc293c57fdf5 100644 (file)
@@ -1,59 +1,67 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
  *
- *  InspIRCd: (C) 2002-2010 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ *   Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
  *
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
+ * 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
+ * License as published by the Free Software Foundation, version 2.
  *
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+
 #include "inspircd.h"
 
 /* $ModDesc: Implements config tags which allow changing characters allowed in channel names */
 
-static bool allowedmap[256];
+static std::bitset<256> allowedmap;
 
-class NewIsChannelHandler : public HandlerBase2<bool, const char*, size_t>
+class NewIsChannelHandler : public HandlerBase1<bool, const std::string&>
 {
  public:
        NewIsChannelHandler() { }
-       virtual ~NewIsChannelHandler() { }
-       virtual bool Call(const char*, size_t);
+       ~NewIsChannelHandler() { }
+       bool Call(const std::string&);
 };
 
-bool NewIsChannelHandler::Call(const char* chname, size_t max)
+bool NewIsChannelHandler::Call(const std::string& channame)
 {
-               const char *c = chname + 1;
+       if (channame.empty() || channame.length() > ServerInstance->Config->Limits.ChanMax || channame[0] != '#')
+               return false;
 
-               /* check for no name - don't check for !*chname, as if it is empty, it won't be '#'! */
-               if (!chname || *chname != '#')
+       for (std::string::const_iterator c = channame.begin(); c != channame.end(); ++c)
+       {
+               unsigned int i = *c & 0xFF;
+               if (!allowedmap[i])
                        return false;
+       }
 
-               while (*c)
-                       if (!allowedmap[(unsigned int)(*c++)]) return false;
-
-               size_t len = c - chname;
-               return len <= max;
+       return true;
 }
 
 class ModuleChannelNames : public Module
 {
- private:
        NewIsChannelHandler myhandler;
-       caller2<bool, const char*, size_t> rememberer;
+       caller1<bool, const std::string&> rememberer;
        bool badchan;
 
  public:
-       ModuleChannelNames() : rememberer(ServerInstance->IsChannel)
+       ModuleChannelNames() : rememberer(ServerInstance->IsChannel), badchan(false)
+       {
+       }
+
+       void init() CXX11_OVERRIDE
        {
                ServerInstance->IsChannel = &myhandler;
-               badchan = false;
                Implementation eventlist[] = { I_OnRehash, I_OnUserKick };
-               ServerInstance->Modules->Attach(eventlist, this, 2);
+               ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
                OnRehash(NULL);
        }
 
@@ -63,7 +71,7 @@ class ModuleChannelNames : public Module
                std::vector<Channel*> chanvec;
                for (chan_hash::const_iterator i = ServerInstance->chanlist->begin(); i != ServerInstance->chanlist->end(); ++i)
                {
-                       if (!ServerInstance->IsChannel(i->second->name.c_str(), MAXBUF))
+                       if (!ServerInstance->IsChannel(i->second->name))
                                chanvec.push_back(i->second);
                }
                std::vector<Channel*>::reverse_iterator c2 = chanvec.rbegin();
@@ -76,42 +84,49 @@ class ModuleChannelNames : public Module
                                modes.push_back(c->name);
                                modes.push_back("-P");
 
-                               ServerInstance->SendMode(modes, ServerInstance->FakeClient);
-                               ServerInstance->PI->SendMode(c->name, ServerInstance->Modes->GetLastParseParams(), ServerInstance->Modes->GetLastParseTranslate());
+                               ServerInstance->Modes->Process(modes, ServerInstance->FakeClient);
                        }
                        const UserMembList* users = c->GetUsers();
-                       for(UserMembCIter j = users->begin(); j != users->end(); ++j)
+                       for(UserMembCIter j = users->begin(); j != users->end(); )
+                       {
                                if (IS_LOCAL(j->first))
-                                       c->KickUser(ServerInstance->FakeClient, j->first, "Channel name no longer valid");
+                               {
+                                       // KickUser invalidates the iterator
+                                       UserMembCIter it = j++;
+                                       c->KickUser(ServerInstance->FakeClient, it->first, "Channel name no longer valid");
+                               }
+                               else
+                                       ++j;
+                       }
                }
                badchan = false;
        }
 
-       virtual void OnRehash(User* user)
+       void OnRehash(User* user) CXX11_OVERRIDE
        {
-               ConfigReader Conf;
-               std::string denyToken = Conf.ReadValue("channames", "denyrange", 0);
-               std::string allowToken = Conf.ReadValue("channames", "allowrange", 0);
-               memset(allowedmap, 1, sizeof(allowedmap));
+               ConfigTag* tag = ServerInstance->Config->ConfValue("channames");
+               std::string denyToken = tag->getString("denyrange");
+               std::string allowToken = tag->getString("allowrange");
+               allowedmap.set();
 
                irc::portparser denyrange(denyToken, false);
                int denyno = -1;
                while (0 != (denyno = denyrange.GetToken()))
-                       allowedmap[(unsigned char)(denyno)] = false;
+                       allowedmap[denyno & 0xFF] = false;
 
                irc::portparser allowrange(allowToken, false);
                int allowno = -1;
                while (0 != (allowno = allowrange.GetToken()))
-                       allowedmap[(unsigned char)(allowno)] = true;
+                       allowedmap[allowno & 0xFF] = true;
 
-               allowedmap[7] = false;
-               allowedmap[' '] = false;
-               allowedmap[','] = false;
+               allowedmap[0x07] = false; // BEL
+               allowedmap[0x20] = false; // ' '
+               allowedmap[0x2C] = false; // ','
 
                ValidateChans();
        }
 
-       virtual void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& except_list)
+       void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& except_list) CXX11_OVERRIDE
        {
                if (badchan)
                {
@@ -122,13 +137,13 @@ class ModuleChannelNames : public Module
                }
        }
 
-       virtual ~ModuleChannelNames()
+       ~ModuleChannelNames()
        {
                ServerInstance->IsChannel = rememberer;
                ValidateChans();
        }
 
-       virtual Version GetVersion()
+       Version GetVersion() CXX11_OVERRIDE
        {
                return Version("Implements config tags which allow changing characters allowed in channel names", VF_VENDOR);
        }