]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_censor.cpp
Reasonably sized fix - when adding modes in modules, be sure to check the return...
[user/henk/code/inspircd.git] / src / modules / m_censor.cpp
index ed576302b1b7b7f479b013b4d6843a6184905ea3..4df2db95e4ec38e2c6d8e43720f28e8198126bcc 100644 (file)
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *               <Craig@chatspike.net>
- *     
- * Written by Craig Edwards, Craig McLure, and others.
+ *  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.
  *
  * ---------------------------------------------------
  */
 
-using namespace std;
-
 #include <stdio.h>
 #include <string>
 #include "users.h"
 #include "channels.h"
 #include "modules.h"
-#include "helperfuncs.h"
+#include "inspircd.h"
+
+typedef std::map<irc::string,irc::string> censor_t;
 
 /* $ModDesc: Provides user and channel +G mode */
 
-class CensorException : public ModuleException
+/** Handles usermode +G
+ */
+class CensorUser : public ModeHandler
+{
+ public:
+       CensorUser(InspIRCd* Instance) : ModeHandler(Instance, 'G', 0, 0, false, MODETYPE_USER, false) { }
+
+       ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, 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
 {
-       virtual char* GetReason()
+ public:
+       CensorChannel(InspIRCd* Instance) : ModeHandler(Instance, 'G', 0, 0, false, MODETYPE_CHANNEL, false) { }
+
+       ModeAction OnModeChange(userrec* source, userrec* dest, chanrec* channel, std::string &parameter, bool adding)
        {
-               return "Could not find <censor file=\"\"> definition in your config file!";
+               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
 {
- Server *Srv;
- ConfigReader *Conf, *MyConf;
+
+       
+       censor_t censors;
+       CensorUser *cu;
+       CensorChannel *cc;
  
  public:
-       ModuleCensor(Server* Me)
+       ModuleCensor(InspIRCd* Me)
                : Module::Module(Me)
        {
-               /*
-                * read the configuration file on startup.
-                * it is perfectly valid to set <censor file> to the value of the
-                * main config file, then append your <badword> tags to the bottom
-                * of the main config... but rather messy. That's why the capability
-                * of using a seperate config file is provided.
-                *
-                * XXX - Really, it'd be nice to scraip this kind of thing, and have something like
-                * an include directive to include additional configuration files. Might make our lives easier. --w00t
-                *
-                * XXX - These module pre-date the include directive which exists since beta 5 -- Brain
+               /* Read the configuration file on startup.
                 */
-               Srv = Me;
-               Conf = new ConfigReader;
-               std::string Censorfile = Conf->ReadValue("censor","file",0);
-               MyConf = new ConfigReader(Censorfile);
-               if ((Censorfile == "") || (!MyConf->Verify()))
-               {
-                       CensorException e;
-                       throw(e);
-               }
-               Srv->Log(DEFAULT,std::string("m_censor: read configuration from ")+Censorfile);
-               Srv->AddExtendedMode('G',MT_CHANNEL,false,0,0);
-               Srv->AddExtendedMode('G',MT_CLIENT,false,0,0);
+               OnRehash("");
+               cu = new CensorUser(ServerInstance);
+               cc = new CensorChannel(ServerInstance);
+               if (!ServerInstance->AddMode(cu, 'G') || !ServerInstance->AddMode(cc, 'G'))
+                       throw ModuleException("Could not add new modes!");
        }
 
        void Implements(char* List)
        {
-               List[I_OnRehash] = List[I_On005Numeric] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = List[I_OnExtendedMode] = 1;
+               List[I_OnRehash] = List[I_OnUserPreMessage] = List[I_OnUserPreNotice] = 1;
        }
 
-
-        virtual void On005Numeric(std::string &output)
-        {
-               InsertMode(output,"G",4);
-        }
-
-
-       virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
-       {
-               // check if this is our mode character...
-               if (modechar == 'G')
-               {
-                       return 1;
-               }
-               else
-               {
-                       return 0;
-               }
-       }
-       
        virtual ~ModuleCensor()
        {
-               delete MyConf;
-               delete Conf;
+               ServerInstance->Modes->DelMode(cu);
+               ServerInstance->Modes->DelMode(cc);
+               DELETE(cu);
+               DELETE(cc);
        }
-       
-       virtual void ReplaceLine(std::string &text,std::string pattern, std::string replace)
+
+       virtual void ReplaceLine(irc::string &text, irc::string pattern, irc::string replace)
        {
-               if ((pattern != "") && (text != ""))
+               if ((!pattern.empty()) && (!text.empty()))
                {
-                       while (text.find(pattern) != std::string::npos)
+                       std::string::size_type pos;
+                       while ((pos = text.find(pattern)) != irc::string::npos)
                        {
-                               int pos = text.find(pattern);
                                text.erase(pos,pattern.length());
                                text.insert(pos,replace);
                        }
                }
        }
-       
+
        // format of a config entry is <badword text="shit" replace="poo">
-       
-       virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
+       virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
        {
                bool active = false;
+
+               if (target_type == TYPE_USER)
+                       active = ((userrec*)dest)->IsModeSet('G');
+               else if (target_type == TYPE_CHANNEL)
+                       active = ((chanrec*)dest)->IsModeSet('G');
+
+               if (!active)
+                       return 0;
+
                irc::string text2 = text.c_str();
-               for (int index = 0; index < MyConf->Enumerate("badword"); index++)
-               {
-                       irc::string pattern = (MyConf->ReadValue("badword","text",index)).c_str();
-                       if (text2.find(pattern) != std::string::npos)
+               for (censor_t::iterator index = censors.begin(); index != censors.end(); index++)
+               { 
+                       if (text2.find(index->first) != irc::string::npos)
                        {
-                               std::string replace = MyConf->ReadValue("badword","replace",index);
-
-                               if (target_type == TYPE_USER)
-                               {
-                                       userrec* t = (userrec*)dest;
-                                       active = (strchr(t->modes,'G') > 0);
-                               }
-                               else if (target_type == TYPE_CHANNEL)
-                               {
-                                       chanrec* t = (chanrec*)dest;
-                                       active = (t->IsCustomModeSet('G'));
-                               }
-                               
-                               if (active)
-                               {
-                                       this->ReplaceLine(text,std::string(pattern.c_str()),replace);
-                               }
+                               this->ReplaceLine(text2,index->first,index->second);
                        }
                }
+               text = text2.c_str();
                return 0;
        }
        
-       virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
+       virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status, CUList &exempt_list)
        {
-               return OnUserPreMessage(user,dest,target_type,text,status);
+               return OnUserPreMessage(user,dest,target_type,text,status,exempt_list);
        }
        
-       virtual void OnRehash(std::string parameter)
+       virtual void OnRehash(const std::string &parameter)
        {
                /*
                 * reload our config file on rehash - we must destroy and re-allocate the classes
                 * to call the constructor again and re-read our data.
                 */
-               delete Conf;
-               delete MyConf;
-               Conf = new ConfigReader;
-               std::string Censorfile = Conf->ReadValue("censor","file",0);
-               // this automatically re-reads the configuration file into the class
-               MyConf = new ConfigReader(Censorfile);
-               if ((Censorfile == "") || (!MyConf->Verify()))
+               ConfigReader* MyConf = new ConfigReader(ServerInstance);
+               censors.clear();
+               for (int index = 0; index < MyConf->Enumerate("badword"); index++)
                {
-                       CensorException e;
-                       throw(e);
+                       irc::string pattern = (MyConf->ReadValue("badword","text",index)).c_str();
+                       irc::string replace = (MyConf->ReadValue("badword","replace",index)).c_str();
+                       censors[pattern] = replace;
                }
-               Srv->Log(DEFAULT,std::string("m_censor: read configuration from ")+Censorfile);
+               DELETE(MyConf);
        }
        
        virtual Version GetVersion()
        {
-               // This is version 2 because version 1.x is the unreleased unrealircd module
-               return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
+               return Version(1,1,0,0,VF_COMMON|VF_VENDOR,API_VERSION);
        }
        
 };
@@ -191,7 +196,7 @@ class ModuleCensorFactory : public ModuleFactory
        {
        }
        
-       virtual Module * CreateModule(Server* Me)
+       virtual Module * CreateModule(InspIRCd* Me)
        {
                return new ModuleCensor(Me);
        }
@@ -203,4 +208,3 @@ extern "C" void * init_module( void )
 {
        return new ModuleCensorFactory;
 }
-