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|
/* +------------------------------------+
* | Inspire Internet Relay Chat Daemon |
* +------------------------------------+
*
* InspIRCd: (C) 2002-2007 InspIRCd Development Team
* See: http://www.inspircd.org/wiki/index.php/Credits
*
* This program is free but copyrighted software; see
* the file COPYING for details.
*
* ---------------------------------------------------
*/
#define _CRT_SECURE_NO_DEPRECATE
#define _SCL_SECURE_NO_DEPRECATE
#include "inspircd.h"
typedef std::map<irc::string,irc::string> censor_t;
/* $ModDesc: Provides user and channel +G mode */
/** Handles usermode +G
*/
class CensorUser : public ModeHandler
{
public:
CensorUser(InspIRCd* Instance) : ModeHandler(Instance, 'G', 0, 0, false, MODETYPE_USER, false) { }
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (adding)
{
if (!dest->IsModeSet('G'))
{
dest->SetMode('G',true);
return MODEACTION_ALLOW;
}
}
else
{
if (dest->IsModeSet('G'))
{
dest->SetMode('G',false);
return MODEACTION_ALLOW;
}
}
return MODEACTION_DENY;
}
};
/** Handles channel mode +G
*/
class CensorChannel : public ModeHandler
{
public:
CensorChannel(InspIRCd* Instance) : ModeHandler(Instance, 'G', 0, 0, false, MODETYPE_CHANNEL, false) { }
ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding)
{
if (adding)
{
if (!channel->IsModeSet('G'))
{
channel->SetMode('G',true);
return MODEACTION_ALLOW;
}
}
else
{
if (channel->IsModeSet('G'))
{
channel->SetMode('G',false);
return MODEACTION_ALLOW;
}
}
return MODEACTION_ALLOW;
}
};
class ModuleCensor : public Module
{
censor_t censors;
CensorUser *cu;
CensorChannel *cc;
public:
ModuleCensor(InspIRCd* Me)
: Module(Me)
{
/* Read the configuration file on startup.
*/
OnRehash(NULL,"");
cu = new CensorUser(ServerInstance);
cc = new CensorChannel(ServerInstance);
if (!ServerInstance->AddMode(cu) || !ServerInstance->AddMode(cc))
throw ModuleException("Could not add new modes!");
Implementation eventlist[] = { I_OnRehash, I_OnUserPreMessage, I_OnUserPreNotice };
ServerInstance->Modules->Attach(eventlist, this, 3);
}
void Implements(char* List)
{
List[I_OnRehash] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
}
virtual ~ModuleCensor()
{
ServerInstance->Modes->DelMode(cu);
ServerInstance->Modes->DelMode(cc);
delete cu;
delete cc;
}
virtual void ReplaceLine(irc::string &text, irc::string pattern, irc::string replace)
{
if ((!pattern.empty()) && (!text.empty()))
{
std::string::size_type pos;
while ((pos = text.find(pattern)) != irc::string::npos)
{
text.erase(pos,pattern.length());
text.insert(pos,replace);
}
}
}
// format of a config entry is <badword text="shit" replace="poo">
virtual int OnUserPreMessage(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
if (!IS_LOCAL(user))
return 0;
bool active = false;
if (target_type == TYPE_USER)
active = ((User*)dest)->IsModeSet('G');
else if (target_type == TYPE_CHANNEL)
active = ((Channel*)dest)->IsModeSet('G');
if (!active)
return 0;
irc::string text2 = text.c_str();
for (censor_t::iterator index = censors.begin(); index != censors.end(); index++)
{
if (text2.find(index->first) != irc::string::npos)
{
if (index->second.empty())
{
user->WriteServ("936 %s %s %s :Your message contained a censored word, and was blocked", user->nick, ((Channel*)dest)->name, index->first.c_str());
return 1;
}
this->ReplaceLine(text2,index->first,index->second);
}
}
text = text2.c_str();
return 0;
}
virtual int OnUserPreNotice(User* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
{
return OnUserPreMessage(user,dest,target_type,text,status,exempt_list);
}
virtual void OnRehash(User* user, const std::string ¶meter)
{
/*
* reload our config file on rehash - we must destroy and re-allocate the classes
* to call the constructor again and re-read our data.
*/
ConfigReader* MyConf = new ConfigReader(ServerInstance);
censors.clear();
for (int index = 0; index < MyConf->Enumerate("badword"); index++)
{
irc::string pattern = (MyConf->ReadValue("badword","text",index)).c_str();
irc::string replace = (MyConf->ReadValue("badword","replace",index)).c_str();
censors[pattern] = replace;
}
delete MyConf;
}
virtual Version GetVersion()
{
return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
}
};
MODULE_INIT(ModuleCensor)
|
