]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/modules/m_cban.cpp
None of the modules use an extern InspIRCd* any more
[user/henk/code/inspircd.git] / src / modules / m_cban.cpp
index 5fe2191a133012ddfdfa0b73d81ab2089f58a6f2..eba40ee0c803dae8cea8108591e8a7d59ea2488e 100644 (file)
@@ -1,94 +1,93 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
+/*      +------------------------------------+
+ *      | Inspire Internet Relay Chat Daemon |
+ *      +------------------------------------+
  *
- *  Inspire is copyright (C) 2002-2005 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *               <Craig@chatspike.net>
- *     
+ * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ *                    E-mail:
+ *              <brain@chatspike.net>
+ *              <Craig@chatspike.net>
+ *                <omster@gmail.com>
+ * 
  * Written by Craig Edwards, Craig McLure, and others.
  * This program is free but copyrighted software; see
- *            the file COPYING for details.
+ * the file COPYING for details.
  *
  * ---------------------------------------------------
  */
 
-using namespace std;
-
-#include <stdio.h>
+#include <algorithm>
+#include <vector>
+#include <string>
+#include <sstream>
 #include "users.h"
 #include "channels.h"
 #include "modules.h"
 #include "helperfuncs.h"
+#include "hashcomp.h"
+#include "commands.h"
+#include "configreader.h"
+#include "inspircd.h"
 
 /* $ModDesc: Gives /cban, aka C:lines. Think Q:lines, for channels. */
 
-extern time_t TIME;
 
-class CBan
+
+class CBan : public classbase
 {
- private:
-       unsigned long expiry;
-       std::string chname;
+public:
+       irc::string chname;
+       std::string set_by;
+       time_t set_on;
+       long length;
        std::string reason;
 
- public:
-       CBan(std::string cn, std::string rs, unsigned long ex)
+       CBan()
        {
-               chname = cn;
-               reason = rs;
-               expiry = ex;
        }
 
-       std::string GetName()
+       CBan(irc::string cn, std::string sb, time_t so, long ln, std::string rs) : chname(cn), set_by(sb), set_on(so), length(ln), reason(rs)
        {
-               return this->chname;
        }
+};
 
-       std::string GetReason()
-       {
-               return this->reason;
-       }
+std::string EncodeCBan(const CBan &ban);
+CBan DecodeCBan(const std::string &data);
+bool CBanComp(const CBan &ban1, const CBan &ban2);
+void ExpireBans();
 
-       unsigned long GetExpiry()
-       {
-               return this->expiry;
-       }
-};
+extern time_t TIME;
+typedef std::vector<CBan> cbanlist;
 
 /* cbans is declared here, as our type is right above. Don't try move it. */
-vector<CBan> cbans;
+cbanlist cbans;
 
 class cmd_cban : public command_t
 {
- private:
-       Server *Srv;
-
  public:
-       cmd_cban (Server* Me) : command_t("CBAN", 'o', 1)
+       cmd_cban(InspIRCd* Me) : command_t(Me, "CBAN", 'o', 1)
        {
                this->source = "m_cban.so";
-               this->Srv = Me;
+               this->
+               syntax = "<channel> [<duration> :<reason>]";
        }
 
-       void Handle(char **parameters, int pcnt, userrec *user)
+       void Handle(const char** parameters, int pcnt, userrec *user)
        {
                /* syntax: CBAN #channel time :reason goes here */
                /* 'time' is a human-readable timestring, like 2d3h2s. */
+               
+               ExpireBans();
 
-               std::string chname;
-               std::string reason;
-               unsigned long expiry;
-
-               if (pcnt == 1)
+               if(pcnt == 1)
                {
                        /* form: CBAN #channel removes a CBAN */
-                       for (vector<CBan>::iterator myiter; myiter < cbans.end(); myiter++)
+                       for (cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
                        {
-                               if (parameters[0] == (*myiter).GetName())
+                               if (parameters[0] == iter->chname)
                                {
-                                       cbans.erase(myiter);
+                                       unsigned long remaining = (iter->set_on + iter->length) - TIME;
+                                       user->WriteServ( "386 %s %s :Removed CBAN with %lu seconds left before expiry (%s)", user->nick, iter->chname.c_str(), remaining, iter->reason.c_str());
+                                       cbans.erase(iter);
                                        break;
                                }
                        }
@@ -96,58 +95,110 @@ class cmd_cban : public command_t
                else if (pcnt >= 2)
                {
                        /* full form to add a CBAN */
-                       /* XXX - checking on chnames */
-                       chname = parameters[0];
-                       expiry = TIME + Srv->CalcDuration(parameters[1]);
-                       reason = parameters[2];
-
-                       CBan meow(chname, reason, expiry);
-                       cbans.push_back(meow);
+                       if (ServerInstance->IsChannel(parameters[0]))
+                       {
+                               // parameters[0] = #channel
+                               // parameters[1] = 1h3m2s
+                               // parameters[2] = Tortoise abuser
+                               long length = duration(parameters[1]);
+                               std::string reason = (pcnt > 2) ? parameters[2] : "No reason supplied";
+                               
+                               cbans.push_back(CBan(parameters[0], user->nick, TIME, length, reason));
+                                       
+                               std::sort(cbans.begin(), cbans.end(), CBanComp);
+                               
+                               if(length > 0)
+                               {
+                                       user->WriteServ( "385 %s %s :Added %lu second channel ban (%s)", user->nick, parameters[0], length, reason.c_str());
+                                       ServerInstance->WriteOpers("*** %s added %lu second channel ban on %s (%s)", user->nick, length, parameters[0], reason.c_str());
+                               }
+                               else
+                               {
+                                       user->WriteServ( "385 %s %s :Added permenant channel ban (%s)", user->nick, parameters[0], reason.c_str());
+                                       ServerInstance->WriteOpers("*** %s added permenant channel ban on %s (%s)", user->nick, parameters[0], reason.c_str());
+                               }
+                       }
+                       else
+                       {
+                               user->WriteServ( "403 %s %s :Invalid channel name", user->nick, parameters[0]);
+                       }
                }
        }
 };
 
+bool CBanComp(const CBan &ban1, const CBan &ban2)
+{
+       return ((ban1.set_on + ban1.length) < (ban2.set_on + ban2.length));
+}
+
 class ModuleCBan : public Module
 {
        cmd_cban* mycommand;
-       Server* Srv;
+       
 
  public:
-       ModuleCBan(Server* Me) : Module::Module(Me)
+       ModuleCBan(InspIRCd* Me) : Module::Module(Me)
        {
-               Srv = Me;
-               mycommand = new cmd_cban(Srv);
-               Srv->AddCommand(mycommand);
+               
+               mycommand = new cmd_cban(Me);
+               ServerInstance->AddCommand(mycommand);
        }
 
        void Implements(char* List)
        {
-               List[I_OnUserPreJoin] = 1;
+               List[I_OnUserPreJoin] = List[I_OnSyncOtherMetaData] = List[I_OnDecodeMetaData] = List[I_OnStats] = 1;
+       }
+       
+       virtual int OnStats(char symbol, userrec* user, string_list &results)
+       {
+               ExpireBans();
+       
+               if(symbol == 'C')
+               {
+                       for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
+                       {
+                               unsigned long remaining = (iter->set_on + iter->length) - TIME;
+                               results.push_back(std::string(ServerInstance->Config->ServerName)+" 210 "+user->nick+" "+iter->chname.c_str()+" "+iter->set_by+" "+ConvToStr(iter->set_on)+" "+ConvToStr(iter->length)+" "+ConvToStr(remaining)+" :"+iter->reason);
+                       }
+               }
+               
+               return 0;
        }
 
        virtual int OnUserPreJoin(userrec *user, chanrec *chan, const char *cname)
        {
+               ExpireBans();
+       
                /* check cbans in here, and apply as necessary. */
-               log(DEBUG,"In OnUserPreJoin cbans.size() == %d",cbans.size());
-
-               std::string chname = cname;
-
-               for (unsigned int a = 0; a < cbans.size(); a++)
+               for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
                {
-                       log(DEBUG,"m_cban: DEBUG: checking %s against %s in OnPreUserJoin()", chname.c_str(), cbans[a].GetName().c_str());
-                       if (chname == cbans[a].GetName())
+                       if(iter->chname == cname && !user->modes[UM_OPERATOR])
                        {
-                               /* matches CBAN */
-                               WriteOpers("DENY join");
+                               // Channel is banned.
+                               user->WriteServ( "384 %s %s :Cannot join channel, CBANed (%s)", user->nick, cname, iter->reason.c_str());
+                               ServerInstance->WriteOpers("*** %s tried to join %s which is CBANed (%s)", user->nick, cname, iter->reason.c_str());
                                return 1;
                        }
                }
-
-               log(DEBUG,"DONE checking, allowed");
-
-               /* Allow the change. */
                return 0;
        }
+       
+       virtual void OnSyncOtherMetaData(Module* proto, void* opaque)
+       {
+               for(cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
+               {
+                       proto->ProtoSendMetaData(opaque, TYPE_OTHER, NULL, "cban", EncodeCBan(*iter));
+               }
+       }
+       
+       virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata)
+       {
+               if((target_type == TYPE_OTHER) && (extname == "cban"))
+               {
+                       cbans.push_back(DecodeCBan(extdata));
+                       std::sort(cbans.begin(), cbans.end(), CBanComp);
+               }
+       }
 
        virtual ~ModuleCBan()
        {
@@ -155,10 +206,57 @@ class ModuleCBan : public Module
        
        virtual Version GetVersion()
        {
-               return Version(1,0,0,0,VF_VENDOR);
+               return Version(1,0,0,1,VF_VENDOR);
+       }
+
+       std::string EncodeCBan(const CBan &ban)
+       {
+               std::ostringstream stream;      
+               stream << ban.chname << " " << ban.set_by << " " << ban.set_on << " " << ban.length << " " << ban.reason;
+               return stream.str();    
        }
-};
 
+       CBan DecodeCBan(const std::string &data)
+       {
+               CBan res;
+               std::istringstream stream(data);
+               stream >> res.chname;
+               stream >> res.set_by;
+               stream >> res.set_on;
+               stream >> res.length;
+               res.reason = stream.str();
+       
+               return res;
+       }
+
+       void ExpireBans()
+       {
+               bool go_again = true;
+
+               while (go_again)
+               {
+                       go_again = false;
+       
+                       for (cbanlist::iterator iter = cbans.begin(); iter != cbans.end(); iter++)
+                       {
+                               /* 0 == permanent, don't mess with them! -- w00t */
+                               if (iter->length != 0)
+                               {
+                                       if (iter->set_on + iter->length <= TIME)
+                                       {
+                                               log(DEBUG, "m_cban.so: Ban on %s expired, removing...", iter->chname.c_str());
+                                               ServerInstance->WriteOpers("*** %li second CBAN on %s (%s) set %u seconds ago expired", iter->length, iter->chname.c_str(), iter->reason.c_str(), TIME - iter->set_on);
+                                               cbans.erase(iter);
+                                               go_again = true;
+                                       }
+                               }
+       
+                               if (go_again == true)
+                                       break;
+                       }
+               }
+       }
+};
 
 class ModuleCBanFactory : public ModuleFactory
 {
@@ -171,7 +269,7 @@ class ModuleCBanFactory : public ModuleFactory
        {
        }
        
-       virtual Module * CreateModule(Server* Me)
+       virtual Module * CreateModule(InspIRCd* Me)
        {
                return new ModuleCBan(Me);
        }
@@ -183,4 +281,3 @@ extern "C" void * init_module( void )
 {
        return new ModuleCBanFactory;
 }
-