]> git.netwichtig.de Git - user/henk/code/inspircd.git/blobdiff - src/command_parse.cpp
Hash rehashing change
[user/henk/code/inspircd.git] / src / command_parse.cpp
index 4c58d9b60572bba73d005e71e03f10b8e14591d3..07b41c4cba644b4ead2fba50b4c4992f479c1fbd 100644 (file)
@@ -1,13 +1,10 @@
-/*       +------------------------------------+
+       /*       +------------------------------------+
  *       | Inspire Internet Relay Chat Daemon |
  *       +------------------------------------+
  *
- *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
- *                       E-mail:
- *                <brain@chatspike.net>
- *                <Craig@chatspike.net>
+ *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
  *
- * Written by Craig Edwards, Craig McLure, and others.
  * This program is free but copyrighted software; see
  *            the file COPYING for details.
  *
@@ -24,7 +21,6 @@
 #include "wildcard.h"
 #include "xline.h"
 #include "socketengine.h"
-#include "userprocess.h"
 #include "socket.h"
 #include "command_parse.h"
 
@@ -38,10 +34,10 @@ bool InspIRCd::ULine(const char* server)
        return (find(Config->ulines.begin(),Config->ulines.end(),server) != Config->ulines.end());
 }
 
-int InspIRCd::OperPassCompare(const char* data,const char* input)
+int InspIRCd::OperPassCompare(const char* data,const char* input, int tagnumber)
 {
        int MOD_RESULT = 0;
-       FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data,input))
+       FOREACH_RESULT_I(this,I_OnOperCompare,OnOperCompare(data, input, tagnumber))
        Log(DEBUG,"OperPassCompare: %d",MOD_RESULT);
        if (MOD_RESULT == 1)
                return 0;
@@ -110,89 +106,6 @@ long InspIRCd::Duration(const char* str)
        return total;
 }
 
-/* All other ircds when doing this check usually just look for a string of *@* or *. We're smarter than that, though. */
-
-bool InspIRCd::HostMatchesEveryone(const std::string &mask, userrec* user)
-{
-       char buffer[MAXBUF];
-       char itrigger[MAXBUF];
-       long matches = 0;
-       
-       if (!Config->ConfValue(Config->config_data, "insane","trigger", 0, itrigger, MAXBUF))
-               strlcpy(itrigger,"95.5",MAXBUF);
-       
-       if (Config->ConfValueBool(Config->config_data, "insane","hostmasks", 0))
-               return false;
-       
-       for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
-       {
-               strlcpy(buffer,u->second->ident,MAXBUF);
-               charlcat(buffer,'@',MAXBUF);
-               strlcat(buffer,u->second->host,MAXBUF);
-               if (match(buffer,mask.c_str()))
-                       matches++;
-       }
-       float percent = ((float)matches / (float)clientlist.size()) * 100;
-       if (percent > (float)atof(itrigger))
-       {
-               WriteOpers("*** \2WARNING\2: %s tried to set a G/K/E line mask of %s, which covers %.2f%% of the network!",user->nick,mask.c_str(),percent);
-               return true;
-       }
-       return false;
-}
-
-bool InspIRCd::IPMatchesEveryone(const std::string &ip, userrec* user)
-{
-       char itrigger[MAXBUF];
-       long matches = 0;
-       
-       if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
-               strlcpy(itrigger,"95.5",MAXBUF);
-       
-       if (Config->ConfValueBool(Config->config_data, "insane","ipmasks",0))
-               return false;
-       
-       for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
-       {
-               if (match(u->second->GetIPString(),ip.c_str(),true))
-                       matches++;
-       }
-       
-       float percent = ((float)matches / (float)clientlist.size()) * 100;
-       if (percent > (float)atof(itrigger))
-       {
-               WriteOpers("*** \2WARNING\2: %s tried to set a Z line mask of %s, which covers %.2f%% of the network!",user->nick,ip.c_str(),percent);
-               return true;
-       }
-       return false;
-}
-
-bool InspIRCd::NickMatchesEveryone(const std::string &nick, userrec* user)
-{
-       char itrigger[MAXBUF];
-       long matches = 0;
-       
-       if (!Config->ConfValue(Config->config_data, "insane","trigger",0,itrigger,MAXBUF))
-               strlcpy(itrigger,"95.5",MAXBUF);
-       
-       if (Config->ConfValueBool(Config->config_data, "insane","nickmasks",0))
-               return false;
-
-       for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
-       {
-               if (match(u->second->nick,nick.c_str()))
-                       matches++;
-       }
-       
-       float percent = ((float)matches / (float)clientlist.size()) * 100;
-       if (percent > (float)atof(itrigger))
-       {
-               WriteOpers("*** \2WARNING\2: %s tried to set a Q line mask of %s, which covers %.2f%% of the network!",user->nick,nick.c_str(),percent);
-               return true;
-       }
-       return false;
-}
-
 /* LoopCall is used to call a command classes handler repeatedly based on the contents of a comma seperated list.
  * There are two overriden versions of this method, one of which takes two potential lists and the other takes one.
  * We need a version which takes two potential lists for JOIN, because a JOIN may contain two lists of items at once,
@@ -211,11 +124,17 @@ int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** p
        if (!strchr(parameters[splithere],','))
                return 0;
 
+       /** Some lame ircds will weed out dupes using some shitty O(n^2) algorithm.
+        * By using std::map (thanks for the idea w00t) we can cut this down a ton.
+        * ...VOOODOOOO!
+        */
+       std::map<irc::string, bool> dupes;
+
        /* Create two lists, one for channel names, one for keys
         */
        irc::commasepstream items1(parameters[splithere]);
        irc::commasepstream items2(parameters[extra]);
-       std::string item = "";
+       std::string item = "*";
        unsigned int max = 0;
 
        /* Attempt to iterate these lists and call the command objech
@@ -224,10 +143,23 @@ int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** p
         */
        while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))
        {
-               std::string extrastuff = items2.GetToken();
-               parameters[splithere] = item.c_str();
-               parameters[extra] = extrastuff.c_str();
-               CommandObj->Handle(parameters,pcnt,user);
+               if (dupes.find(item.c_str()) == dupes.end())
+               {
+                       const char* new_parameters[127];
+
+                       for (int t = 0; (t < pcnt) && (t < 127); t++)
+                               new_parameters[t] = parameters[t];
+
+                       std::string extrastuff = items2.GetToken();
+
+                       new_parameters[splithere] = item.c_str();
+                       new_parameters[extra] = extrastuff.c_str();
+
+                       if (CommandObj->Handle(new_parameters,pcnt,user) == CMD_USER_DELETED)
+                               return 1;
+
+                       dupes[item.c_str()] = true;
+               }
        }
        return 1;
 }
@@ -240,9 +172,12 @@ int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** p
        if (!strchr(parameters[splithere],','))
                return 0;
 
+       std::map<irc::string, bool> dupes;
+
        /* Only one commasepstream here */
+       ServerInstance->Log(DEBUG,"Splitting '%s'",parameters[splithere]);
        irc::commasepstream items1(parameters[splithere]);
-       std::string item = "";
+       std::string item = "*";
        unsigned int max = 0;
 
        /* Parse the commasepstream until there are no tokens remaining.
@@ -251,8 +186,26 @@ int CommandParser::LoopCall(userrec* user, command_t* CommandObj, const char** p
         */
        while (((item = items1.GetToken()) != "") && (max++ < ServerInstance->Config->MaxTargets))
        {
-               parameters[splithere] = item.c_str();
-               CommandObj->Handle(parameters,pcnt,user);
+               if (dupes.find(item.c_str()) == dupes.end())
+               {
+                       const char* new_parameters[127];
+
+                       for (int t = 0; (t < pcnt) && (t < 127); t++)
+                               new_parameters[t] = parameters[t];
+
+                       new_parameters[splithere] = item.c_str();
+
+                       parameters[splithere] = item.c_str();
+
+                       /* Execute the command handler over and over. If someone pulls our user
+                        * record out from under us (e.g. if we /kill a comma sep list, and we're
+                        * in that list ourselves) abort if we're gone.
+                        */
+                       if (CommandObj->Handle(new_parameters,pcnt,user) == CMD_USER_DELETED)
+                               return 1;
+
+                       dupes[item.c_str()] = true;
+               }
        }
        /* By returning 1 we tell our caller that nothing is to be done,
         * as all the previous calls handled the data. This makes the parent
@@ -282,9 +235,18 @@ bool CommandParser::IsValidCommand(const std::string &commandname, int pcnt, use
        return false;
 }
 
+command_t* CommandParser::GetHandler(const std::string &commandname)
+{
+       nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
+       if (n != cmdlist.end())
+               return n->second;
+
+       return NULL;
+}
+
 // calls a handler function for a command
 
-bool CommandParser::CallHandler(const std::string &commandname,const char** parameters, int pcnt, userrec *user)
+CmdResult CommandParser::CallHandler(const std::string &commandname,const char** parameters, int pcnt, userrec *user)
 {
        nspace::hash_map<std::string,command_t*>::iterator n = cmdlist.find(commandname);
 
@@ -298,36 +260,36 @@ bool CommandParser::CallHandler(const std::string &commandname,const char** para
                                {
                                        if ((user->HasPermission(commandname)) || (!IS_LOCAL(user)))
                                        {
-                                               n->second->Handle(parameters,pcnt,user);
-                                               return true;
+                                               return n->second->Handle(parameters,pcnt,user);
                                        }
                                }
                                else
                                {
-                                       n->second->Handle(parameters,pcnt,user);
-                                       return true;
+                                       return n->second->Handle(parameters,pcnt,user);
                                }
                        }
                }
        }
-       return false;
+       return CMD_INVALID;
 }
 
 void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
 {
        const char *command_p[127];
        int items = 0;
-       std::string para[127];
        irc::tokenstream tokens(cmd);
        std::string command = tokens.GetToken();
 
        while (((para[items] = tokens.GetToken()) != "") && (items < 127))
-               command_p[items] = para[items++].c_str();
+       {
+               command_p[items] = para[items].c_str();
+               items++;
+       }
 
        std::transform(command.begin(), command.end(), command.begin(), ::toupper);
                
        int MOD_RESULT = 0;
-       FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false));
+       FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,false,cmd));
        if (MOD_RESULT == 1) {
                return;
        }
@@ -344,7 +306,7 @@ void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
                        {
                                if (!user->IsModeSet(cm->second->flags_needed))
                                {
-                                       user->WriteServ("481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
+                                       user->WriteServ("481 %s :Permission Denied- You do not have the required operator privileges",user->nick);
                                        return;
                                }
                                if (!user->HasPermission(command))
@@ -374,7 +336,7 @@ void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
                                cm->second->total_bytes += cmd.length();
 
                                int MOD_RESULT = 0;
-                               FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true));
+                               FOREACH_RESULT(I_OnPreCommand,OnPreCommand(command,command_p,items,user,true,cmd));
                                if (MOD_RESULT == 1)
                                        return;
 
@@ -383,8 +345,12 @@ void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
                                 * command handler call, as the handler
                                 * may free the user structure!
                                 */
+                               CmdResult result = cm->second->Handle(command_p,items,user);
 
-                               cm->second->Handle(command_p,items,user);
+                               if (result != CMD_USER_DELETED)
+                               {
+                                       FOREACH_MOD(I_OnPostCommand,OnPostCommand(command, command_p, items, user, result,cmd));
+                               }
                                return;
                        }
                        else
@@ -403,28 +369,33 @@ void CommandParser::ProcessCommand(userrec *user, std::string &cmd)
 
 bool CommandParser::RemoveCommands(const char* source)
 {
-       bool go_again = true;
-
-       while (go_again)
+       nspace::hash_map<std::string,command_t*>::iterator i,safei;
+       for (i = cmdlist.begin(); i != cmdlist.end(); i++)
        {
-               go_again = false;
-
-               for (nspace::hash_map<std::string,command_t*>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
+               safei = i;
+               safei++;
+               if (safei != cmdlist.end())
                {
-                       command_t* x = i->second;
-                       if (x->source == std::string(source))
-                       {
-                               ServerInstance->Log(DEBUG,"removecommands(%s) Removing dependent command: %s",x->source.c_str(),x->command.c_str());
-                               cmdlist.erase(i);
-                               go_again = true;
-                               break;
-                       }
+                       RemoveCommand(safei, source);
                }
        }
-
+       safei = cmdlist.begin();
+       if (safei != cmdlist.end())
+       {
+               RemoveCommand(safei, source);
+       }
        return true;
 }
 
+void CommandParser::RemoveCommand(nspace::hash_map<std::string,command_t*>::iterator safei, const char* source)
+{
+       command_t* x = safei->second;
+       if (x->source == std::string(source))
+       {
+               cmdlist.erase(safei);
+       }
+}
+
 void CommandParser::ProcessBuffer(std::string &buffer,userrec *user)
 {
        std::string::size_type a;
@@ -472,6 +443,7 @@ bool CommandParser::CreateCommand(command_t *f, void* so_handle)
 
 CommandParser::CommandParser(InspIRCd* Instance) : ServerInstance(Instance)
 {
+       para.resize(128);
        this->SetupCommandTable();
 }
 
@@ -513,7 +485,7 @@ bool CommandParser::ReloadCommand(const char* cmd)
                dlclose(command->second);
                RFCCommands.erase(command);
 
-               sprintf(filename, "cmd_%s.so", commandname);
+               snprintf(filename, MAXBUF, "cmd_%s.so", commandname);
                this->LoadCommand(filename);
 
                return true;
@@ -528,6 +500,7 @@ CmdResult cmd_reload::Handle(const char** parameters, int pcnt, userrec *user)
        if (ServerInstance->Parser->ReloadCommand(parameters[0]))
        {
                user->WriteServ("NOTICE %s :*** Successfully reloaded command '%s'", user->nick, parameters[0]);
+               ServerInstance->WriteOpers("*** RELOAD: %s reloaded the '%s' command.", user->nick, parameters[0]);
                return CMD_SUCCESS;
        }
        else